CN115365958A

CN115365958A - Multi-station plane polishing wire drawing machine

Info

Publication number: CN115365958A
Application number: CN202210985041.5A
Authority: CN
Inventors: 唐尚平; 黄锦辉; 叶明瑜
Original assignee: Anhui Anrong New Energy Technology Co ltd
Current assignee: Anhui Anrong New Energy Technology Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2022-11-22

Abstract

The invention provides a multi-station plane polishing wire drawing machine which comprises a workbench, a wire drawing mechanism and three workpiece clamping mechanisms, wherein the workbench is provided with a plurality of working table clamping mechanisms; the wire drawing mechanism comprises an abrasive belt and three belt wheels, the three belt wheels are rotatably arranged on the workbench and are distributed in a triangular shape, one belt wheel is in transmission connection with a first motor, the abrasive belt is sleeved on the three belt wheels and is in belt transmission connection with the three belt wheels, and a wire drawing processing surface for wire drawing is arranged at a section of the abrasive belt between any two adjacent belt wheels; the three workpiece clamping mechanisms are all installed on the workbench and are arranged in one-to-one correspondence with the three wire drawing processing surfaces of the abrasive belt respectively, the workpiece clamping mechanisms are used for clamping workpieces processed by the belt, and the distance between the workpiece clamping mechanisms and the abrasive belt is adjustable. According to the invention, the three workpiece clamping mechanisms are arranged, and respectively clamp the workpiece and drive the workpiece to approach the abrasive belt, and the abrasive belt performs plane wire drawing on the workpiece, so that the processing of a plurality of products is facilitated, and the working efficiency is improved.

Description

Multi-station plane polishing wire drawing machine

Technical Field

The invention relates to the technical field of plane wire drawing, in particular to a multi-station plane polishing wire drawing machine.

Background

Wire drawing is a surface treatment process of mechanical processing, and wire drawing is a method for improving the surface finish of a workpiece by reciprocating movement of wire drawing sand paper to rub the surface of the workpiece back and forth to enable the texture of the surface of the workpiece to be in a neat linear shape. After the workpiece is subjected to wire drawing processing, the surface quality can be improved, and slight scratches, mechanical lines and mold closing defects on the surface can be covered. In the existing process, abrasive paper is generally paved and then fixed, and a workpiece is ground back and forth on the abrasive paper to form a wire drawing effect; there are also drawing machines that use rotating abrasive belts to polish and draw the workpiece. However, the problem of low working efficiency exists in both manual operation and wire drawing by adopting the existing wire drawing machine.

Disclosure of Invention

Based on the technical problems in the background art, the invention provides a multi-station plane polishing wire drawing machine.

The invention provides a multi-station plane polishing wire drawing machine which comprises a workbench, a wire drawing mechanism and three workpiece clamping mechanisms, wherein the workbench is provided with a base; wherein:

the wire drawing mechanism comprises an abrasive belt and three belt wheels, the three belt wheels are rotatably arranged on the workbench and are distributed in a triangular shape, one belt wheel is in transmission connection with a first motor, the abrasive belt is sleeved on the three belt wheels and is in belt transmission connection with the three belt wheels, and a section of the abrasive belt, which is positioned between any two adjacent belt wheels, is a wire drawing processing surface for wire drawing;

the three workpiece clamping mechanisms are all installed on the workbench and are arranged in one-to-one correspondence with the three wire drawing processing surfaces of the abrasive belt respectively, the workpiece clamping mechanisms are used for clamping workpieces processed by the belt, and the distance between the workpiece clamping mechanisms and the abrasive belt is adjustable.

Preferably, the workpiece clamping mechanism comprises an installation table, two synchronizing wheels, a belt and a moving driving mechanism, the installation table is slidably installed on the workbench and driven by the moving driving mechanism to move along the direction perpendicular to the corresponding wire drawing processing surface, the two synchronizing wheels are rotatably installed on the installation sleeve, the axial direction of each synchronizing wheel is consistent with the axial direction of the belt wheel, the connecting line of the two synchronizing wheels is parallel to the corresponding wire drawing processing surface, one synchronizing wheel is in transmission connection with a second motor, the belt is sleeved on the two synchronizing wheels and is in belt transmission connection with the two synchronizing wheels, and a plurality of clamping pieces used for clamping workpieces are installed on the belt at intervals.

Preferably, the holder includes the tray, the tray is fixed at Pi Daishang, the tray is kept away from belt one side and has been seted up the work piece constant head tank, it has splint to lie in work piece constant head tank both sides position sliding connection on the tray, two splint mutual disposition and two relative one sides of splint all are connected with two arm locks, two arm locks on the splint lie in work piece constant head tank both sides, the extending direction that all offered first spout and first spout with each arm lock corresponding position on the tray is unanimous with the extending direction of arm lock, sliding connection has first connecting block and is connected with the arm lock in the first spout, still be provided with the first spring of being connected with first connecting block in the first spout, when each first spring is in natural state, two arm locks of splint lean on each other with two arm locks of another splint respectively.

Preferably, the extending direction that all set up second spout and second spout with splint corresponding position on the tray is unanimous with the extending direction of first spout, and sliding connection has second connecting block and second connecting block to be connected with splint in the second spout, still is provided with the second spring of being connected with the second connecting block in the second spout, and when each first spring, second spring were in natural state, two arm lock of splint supported each other with two arm lock of another splint respectively.

Preferably, the workpiece clamping mechanism further comprises a first pressing plate and a first air cylinder, the first pressing plate is arranged between the two synchronizing wheels, the belt is arranged between the first pressing plate and the abrasive belt, the first pressing plate is parallel to the corresponding wire drawing processing surface, and the first air cylinder is arranged on the mounting table and used for driving the first pressing plate to be close to or far away from the belt.

Preferably, a second pressing plate is arranged between every two adjacent belt wheels and is parallel to the corresponding first pressing plate, and a second cylinder used for driving the second pressing plate to be close to or far away from the abrasive belt is installed on the workbench.

Preferably, the movable driving mechanism comprises a third motor, a first lead screw and a first sliding table, the first sliding table is installed on the workbench, the first lead screw is rotatably installed in the first sliding table, the third motor is installed at one end of the first sliding table and connected with one end of the first lead screw, first guide rods are fixedly arranged on two sides of the first lead screw in the first sliding table, a first sliding block is connected to the first lead screw in a threaded manner and is slidably connected with the first guide rods, and the installation table is installed on the first sliding block.

Preferably, a second sliding table is fixed on the first sliding block and perpendicular to the first sliding table, a second lead screw is connected to the second sliding table in a rotating mode, a fourth motor connected with the second lead screw is installed at one end of the second sliding table, second guide rods are fixed to positions, located on two sides of the second lead screw, in the second sliding table, a second sliding block is connected to the second lead screw in a threaded mode, the second sliding block is connected with the second guide rods in a sliding mode, and the mounting table is fixed on the second sliding block.

According to the multi-station plane polishing wire drawing machine, the three workpiece clamping mechanisms are arranged, when the abrasive belt rotates, the three workpiece clamping mechanisms respectively clamp a workpiece and drive the workpiece to be close to the abrasive belt, and the abrasive belt performs plane wire drawing on the workpiece, so that multiple products can be conveniently processed, and the working efficiency is improved; in each workpiece clamping mechanism, the workpieces on a plurality of clamping pieces on one side of the belt can be subjected to wire drawing processing at one time, so that the working efficiency is further improved; when the workpiece on one side of the belt is machined, the second motor drives the synchronous wheel to rotate to drive the workpiece on the other side of the belt to move close to the abrasive belt, then the belt stops rotating, the movable driving mechanism drives the mounting table to move to drive the workpiece to be close to the wire drawing machining surface for wire drawing machining, meanwhile, the workpiece which is subjected to wire drawing on the belt can be subjected to blanking, and the workpiece to be machined is fed to the clamping piece; during wire drawing, the first air cylinder drives the first pressing plate to be close to and abut against the belt, so that a workpiece on the belt can be in contact with the abrasive belt; the second cylinder drives the second pressing plate to be close to the abrasive belt, the distance between the second pressing plate and the abrasive belt is controlled, the second pressing plate is prevented from influencing the rotation of the abrasive belt, the movement of the first pressing plate can be limited through the arrangement of the second pressing plate, and the situation that the abrasive belt is pressed inwards due to the fact that the first pressing plate is too large in moving distance is avoided, so that the rotation of the abrasive belt is influenced. When the wire drawing machine designed by the invention is used for drawing a workpiece, scraps generated in processing directly fall off and cannot be adhered to the surface of the abrasive belt, so that the scraps are prevented from influencing the subsequent polishing effect of the abrasive belt on materials.

Drawings

FIG. 1 is a schematic structural view of a multi-station plane polishing wire drawing machine according to the present invention;

FIG. 2 is a schematic structural diagram of a clamping member in a multi-station plane polishing wire drawing machine according to the present invention;

fig. 3 is a schematic structural diagram of a tray in a multi-station plane polishing wire drawing machine according to the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is an enlarged view of FIG. 3 at B;

fig. 6 is a schematic structural diagram of a moving driving mechanism in a multi-station plane polishing wire drawing machine according to the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, specific embodiments accompanied with figures are described in detail below, and it is apparent that the described embodiments are a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making creative efforts based on the embodiments of the present invention, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the invention provides a multi-station plane polishing wire drawing machine, which comprises a workbench 1, a wire drawing mechanism and three workpiece clamping mechanisms; wherein:

the wire drawing mechanism comprises an abrasive belt 2 and three belt wheels 3, the three belt wheels 3 are rotatably installed on the workbench 1, the three belt wheels 3 are distributed in a triangular mode, one belt wheel 3 is in transmission connection with a first motor, the abrasive belt 2 is sleeved on the three belt wheels 3, the abrasive belt 2 is in belt transmission connection with the three belt wheels 3, and the abrasive belt 2 is located between any two adjacent belt wheels 3 and is a wire drawing processing surface for wire drawing.

The three workpiece clamping mechanisms are all installed on the workbench 1 and are arranged in one-to-one correspondence with the three wire drawing processing surfaces of the abrasive belt 2 respectively, the workpiece clamping mechanisms are used for clamping workpieces processed by the belt, and the distance between the workpiece clamping mechanisms and the abrasive belt 2 is adjustable.

This embodiment is through setting up three work piece fixture, and when abrasive band 2 rotated, three work piece fixture centre gripping work piece respectively and drive the work piece and be close to abrasive band 2, and abrasive band 2 carries out the plane wire drawing to the work piece, and the convenience is to the processing of a plurality of products, improves work efficiency.

In the embodiment, as shown in fig. 1, the workpiece clamping mechanism includes a mounting table 4, two synchronizing wheels 5, a belt 6 and a moving driving mechanism, the mounting table 4 is slidably mounted on the working table 1, and the mounting table 4 is driven by the moving driving mechanism to move along a direction perpendicular to the corresponding wire drawing processing surface. Two synchronizing wheels 5 are rotatably installed on the installation table 4, the axial direction of each synchronizing wheel 5 is consistent with the axial direction of the belt wheel 3, the connecting line of the two synchronizing wheels 5 is parallel to the corresponding wire drawing processing surface, and one synchronizing wheel 5 is in transmission connection with a second motor. The belt 6 suit is on two synchronizing wheels 5 and belt 6 is connected for the belt drive with two synchronizing wheels 5, and a plurality of holders that are used for centre gripping work piece are installed at the interval on the belt 6. In each workpiece clamping mechanism, the workpieces on a plurality of clamping pieces on one side of the belt 6 can be subjected to wire drawing processing at one time, so that the working efficiency is further improved; after the workpiece on one side of the belt 6 is machined, the second motor drives the synchronizing wheel 5 to rotate to drive the workpiece on the other side of the belt 6 to move to be close to the abrasive belt 2, then the belt 6 stops rotating, the movable driving mechanism drives the mounting table 4 to move to drive the workpiece to be close to a wire drawing machining surface to perform wire drawing machining, meanwhile, the workpiece which is subjected to wire drawing on the belt 6 can be subjected to blanking, and the workpiece to be machined is fed to the clamping piece.

Further, as shown in fig. 2-5, the clamping member includes a tray 7, the tray 7 is fixed on the belt 6, a workpiece positioning groove 8 is formed in one side of the tray 7, which is far away from the belt 6, the shape and size of the workpiece positioning groove 8 are matched with those of a workpiece to be processed, clamping plates 9 are slidably connected to positions, located on two sides of the workpiece positioning groove 8, of the tray 7, the two clamping plates 9 are oppositely arranged, two clamping arms 10 are connected to one opposite sides of the two clamping plates 9, and the two clamping arms 10 on the clamping plates 9 are located on two sides of the workpiece positioning groove 8. The tray 7 is provided with a first chute 11 corresponding to each clamping arm 10, the extending direction of the first chute 11 is consistent with the extending direction of the clamping arm 10, a first connecting block 12 and a first connecting block 12 are slidably connected in the first chute 11 and are connected with the clamping arm 10, and a first spring 13 connected with the first connecting block 12 is further arranged in the first chute 11. The extending direction that all seted up second spout 14 and second spout 14 with splint 9 corresponding position on the tray 7 is unanimous with the extending direction of first spout 11, sliding connection has second connecting block 15 and second connecting block 15 to be connected with splint 9 in the second spout 14, still be provided with the second spring 16 of being connected with second connecting block 15 in the second spout 14, at each first spring 13, when second spring 16 is in natural state, two arm lock 10 of splint 9 support each other with two arm lock 10 of another splint 9 respectively, the shape in the centre gripping district that splint 9 and arm lock 10 enclose, size and work piece looks adaptation. When centre gripping work piece a, can outwards stimulate splint 9, go into work piece a card in the work piece constant head tank 8, then loosen splint 9, under first spring 13, second spring 16's effect, splint 9, arm lock 10 reset and splint 9, arm lock 10 inboard all support and press in work piece a periphery, so can effectively die work piece a fixed card, can not become flexible.

Further, as shown in fig. 1, in order to improve the wire drawing effect, the workpiece clamping mechanism further includes a first pressing plate 17 and a first air cylinder 18, the first pressing plate 17 is disposed between the two synchronizing wheels 5, the belt 6 is disposed between the first pressing plate 17 and the abrasive belt 2, the first pressing plate 17 is parallel to the corresponding wire drawing processing surface, and the first air cylinder 18 is mounted on the mounting table 4 and is used for driving the first pressing plate 17 to approach or leave the belt 6. During drawing, first cylinder 18 drives first presser plate 17 closer against belt 6, so that the work piece on belt 6 can come into contact with abrasive belt 2.

Further, as shown in fig. 1, a second pressing plate 19 is disposed between each two adjacent pulleys 3, the second pressing plate 19 is parallel to the corresponding first pressing plate 17, and a second cylinder 20 for driving the second pressing plate 19 to approach or depart from the sanding belt 2 is installed on the work table 1. During wire drawing, the second air cylinder 20 drives the second pressing plate 19 to be close to the abrasive belt 2, the distance between the second pressing plate 19 and the abrasive belt 2 is controlled, the second pressing plate 19 is prevented from influencing rotation of the abrasive belt 2, movement of the first pressing plate 17 can be limited through arrangement of the second pressing plate 19, and the first pressing plate 17 is prevented from being pressed inwards due to overlarge moving distance, so that rotation of the abrasive belt 2 is prevented from being influenced.

Further, as shown in fig. 1, the moving driving mechanism includes a third motor 21, a first lead screw 22 and a first sliding table 23, the first sliding table 23 is installed on the workbench 1, the first lead screw 22 is rotatably installed in the first sliding table 23, the third motor 21 is installed at one end of the first sliding table 23 and is connected with one end of the first lead screw 22, first guide rods 24 are fixed at two sides of the first lead screw 22 in the first sliding table 23, a first slider 25 is connected to the first lead screw through a thread, the first slider 25 is connected to the first lead screw in a sliding manner, and the installation table 4 is installed on the first slider 25. Third motor 21 rotates first lead screw 22, first lead screw 22 moves first slide 25, and first slide 25 moves mounting table 4 to be closer to abrasive belt 2 or to be farther from abrasive belt 2.

Further, as shown in fig. 1, a second sliding table 26 is fixed on the first sliding block 25, the second sliding table 26 is perpendicular to the first sliding table 23, a second lead screw 27 is rotatably connected to the second sliding table 26, a fourth motor 28 connected to the second lead screw 27 is installed at one end of the second sliding table 26, second guide rods 29 are fixed at positions on two sides of the second lead screw 27 in the second sliding table 26, a second sliding block 30 is connected to the second lead screw 27 in a threaded manner, the second sliding block 30 is slidably connected to the second guide rods 29, and the mounting table 4 is fixed on the second sliding block 30. The fourth motor 28 drives the second lead screw 27 to rotate, the second lead screw 27 drives the second sliding block 30 to move, the second sliding block 30 drives the installation table 4 to move, and the installation table 4 can be driven to move back and forth on the second sliding table 26 during wire drawing, so that workpieces on the belt 6 can move back and forth, the polishing and wire drawing of the workpieces are realized under the action of the abrasive belt 2, and the use requirements are met.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. A multi-station plane polishing wire drawing machine is characterized by comprising a workbench (1), a wire drawing mechanism and three workpiece clamping mechanisms; wherein:

the wire drawing mechanism comprises an abrasive belt (2) and three belt wheels (3), the three belt wheels (3) are rotatably arranged on the workbench (1), the three belt wheels (3) are distributed in a triangular shape, one belt wheel (3) is in transmission connection with a first motor, the abrasive belt (2) is sleeved on the three belt wheels (3), the abrasive belt (2) is in belt transmission connection with the three belt wheels (3), and a wire drawing processing surface for wire drawing is arranged at one section of the abrasive belt (2) between any two adjacent belt wheels (3);

the three workpiece clamping mechanisms are all installed on the workbench (1) and are arranged in one-to-one correspondence with the three wire drawing processing surfaces of the abrasive belt (2), the workpiece clamping mechanisms are used for clamping workpieces processed by the belt, and the distance between the workpiece clamping mechanisms and the abrasive belt (2) is adjustable.

2. The multi-station plane polishing and wire drawing machine as claimed in claim 1, wherein the workpiece clamping mechanism comprises a mounting table (4), two synchronizing wheels (5), a belt (6) and a moving driving mechanism, the mounting table (4) is slidably mounted on the working table (1), the mounting table (4) is driven by the moving driving mechanism to move in a direction perpendicular to the corresponding wire drawing processing surface, the two synchronizing wheels (5) are rotatably mounted on the mounting table (4), the synchronizing wheels (5) are axially consistent with the belt wheel (3), a connecting line of the two synchronizing wheels (5) is parallel to the corresponding wire drawing processing surface, one of the synchronizing wheels (5) is in transmission connection with a second motor, the belt (6) is sleeved on the two synchronizing wheels (5), the belt (6) is in belt transmission connection with the two synchronizing wheels (5), and a plurality of clamping pieces for clamping workpieces are mounted on the belt (6) at intervals.

3. The multi-station plane polishing and wire drawing machine as claimed in claim 2, wherein the clamping member comprises a tray (7), the tray (7) is fixed on the belt (6), a workpiece positioning groove (8) is formed in one side, away from the belt (6), of the tray (7), clamping plates (9) are slidably connected to positions, located on two sides of the workpiece positioning groove (8), of the tray (7), the two clamping plates (9) are arranged oppositely, two clamping arms (10) are connected to one side, opposite to the two clamping plates (9), of the clamping plate (9), the two clamping arms (10) on the clamping plates (9) are located on two sides of the workpiece positioning groove (8), a first sliding groove (11) is formed in a position, corresponding to each clamping arm (10), of the tray (7), in each sliding groove (11), a first connecting block (12) is connected to the extending direction of the first sliding groove (11) and the first connecting block (12) is connected to the clamping arm (10), a first spring (13) connected to the first connecting block (12) is further arranged in the first sliding groove (11), when each first spring (13) is in a state, the clamping arms (9) and the two clamping arms (10) naturally abut against each other clamping arm (9).

4. The multi-station plane polishing and wire drawing machine as claimed in claim 3, wherein a second chute (14) is formed in a position, corresponding to the clamping plate (9), of the tray (7), the extending direction of the second chute (14) is consistent with the extending direction of the first chute (11), a second connecting block (15) is connected in the second chute (14) in a sliding mode, the second connecting block (15) is connected with the clamping plate (9), a second spring (16) connected with the second connecting block (15) is further arranged in the second chute (14), and when the first spring (13) and the second spring (16) are in a natural state, the two clamping arms (10) of the clamping plate (9) are abutted against the two clamping arms (10) of the other clamping plate (9).

5. A multi-station plane polishing and wire drawing machine according to any one of the claims 2 to 4, characterized in that the workpiece clamping mechanism further comprises a first pressure plate (17) and a first cylinder (18), the first pressure plate (17) is arranged between the two synchronizing wheels (5) and the belt (6) is arranged between the first pressure plate (17) and the abrasive belt (2), the first pressure plate (17) is parallel to the corresponding wire drawing processing surface, and the first cylinder (18) is arranged on the mounting table (4) and is used for driving the first pressure plate (17) to be close to or far away from the belt (6).

6. A multi-station plane polishing and wire drawing machine as claimed in claim 5, characterized in that a second pressure plate (19) is arranged between two adjacent pulleys (3), the second pressure plate (19) is parallel to the corresponding first pressure plate (17), and a second cylinder (20) for driving the second pressure plate (19) to approach or depart from the abrasive belt (2) is arranged on the working table (1).

7. The multi-station plane polishing and wire drawing machine according to any one of claims 2 to 4, wherein the moving driving mechanism comprises a third motor (21), a first lead screw (22) and a first sliding table (23), the first sliding table (23) is installed on the workbench (1), the first lead screw (22) is rotatably installed in the first sliding table (23), the third motor (21) is installed at one end of the first sliding table (23) and connected with one end of the first lead screw (22), first guide rods (24) are fixed on two sides of the first lead screw (22) in the first sliding table (23), a first sliding block (25) is in threaded connection with the first lead screw, the first sliding block (25) is in sliding connection with the first guide rods (24), and the installation table (4) is installed on the first sliding block (25).

8. The multi-station plane polishing and wire drawing machine as claimed in claim 7, wherein a second sliding table (26) is fixed on the first sliding block (25), the second sliding table (26) is perpendicular to the first sliding table (23), a second lead screw (27) is rotatably connected to the second sliding table (26), a fourth motor (28) connected with the second lead screw (27) is installed at one end of the second sliding table (26), second guide rods (29) are fixed on positions, located on two sides of the second lead screw (27), in the second sliding table (26), a second sliding block (30) is connected to the second lead screw (27) in a threaded manner, the second sliding block (30) is slidably connected with the second guide rods (29), and the mounting table (4) is fixed on the second sliding block (30).