CN120621540A - A mobile trolley positioning device - Google Patents
A mobile trolley positioning deviceInfo
- Publication number
- CN120621540A CN120621540A CN202510984558.6A CN202510984558A CN120621540A CN 120621540 A CN120621540 A CN 120621540A CN 202510984558 A CN202510984558 A CN 202510984558A CN 120621540 A CN120621540 A CN 120621540A
- Authority
- CN
- China
- Prior art keywords
- positioning
- fixedly connected
- locking
- trolley
- sliding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The invention provides a movable trolley positioning device, which is characterized in that a plurality of groups of positioning pins are detachably and fixedly connected to a positioning seat, the positioning pins are used for being inserted into bolt holes on a brake disc assembly, an assembly hole is formed in the positioning seat, a first limiting plane is formed in the inner side wall of the assembly hole, a fastening device comprises a movable sleeve, the movable sleeve is used for being inserted into the positioning seat and detachably and fixedly connected with the positioning seat, a second limiting plane matched with the first limiting plane is formed in the outer side wall of the movable sleeve, a guide seat is slidably connected in the movable sleeve, a connecting rod is rotationally connected to the guide seat, an assembly sleeve is detachably connected to one end of the connecting rod, facing the brake disc assembly, the assembly sleeve is used for being sleeved on a driving shaft nut, and one end of the connecting rod, far away from the brake disc assembly, is used for being connected with a screwing tool. The invention solves the problem of low positioning efficiency of the car body and the trolley when the manual moving trolley is used for carrying out the car body butt joint and the turning hanging.
Description
Technical Field
The invention relates to the technical field of vehicle manufacturing, in particular to a movable trolley positioning device.
Background
With the increasing production efficiency of passenger car production lines, welding from a car body to a car body assembly can be completed by adopting an automatic production line. In each production process, the car body needs to be frequently placed on a butted process trolley through an elevator transfer fork, then the car body is transported to a target area for corresponding operation, and the car body is frequently required to be on-line and off-line. Some automobile manufacturers adopt manual moving trolleys to realize butt joint transfer, firstly, a lifter is used for transferring a fork to lift the automobile body to a certain height, then the trolleys are pushed to the lower part of the automobile body, positioning holes at the lower end of the automobile body are aligned with positioning columns at the top of the trolleys, and then the automobile body is lowered and placed on the trolleys to be pushed away. However, the trolley needs to be moved back and forth to adjust and position, so that the positioning efficiency is low, and the requirement of a production line above 10JPH is difficult to meet. It is therefore desirable to design a mobile trolley positioning device.
Disclosure of Invention
The invention aims to provide a mobile trolley positioning device which solves the problem that when a manual mobile trolley is used for carrying out vehicle body opposite connection and transfer hanging, the positioning efficiency of a vehicle body and the trolley is low.
The technical scheme adopted for solving the technical problems is as follows:
a mobile trolley positioning device, the positioning device comprising:
the trolley is used for supporting and carrying a vehicle body, and a positioning pin sleeve is fixedly connected to the side edge of the trolley;
The positioning guide rail is provided with a positioning groove, a positioning pin hole is formed in the positioning groove, and the movable guide assembly is movably connected in the positioning groove;
The first locking pin is used for being inserted into the positioning pin sleeve and the positioning pin hole and positioning and locking the trolley and the positioning guide rail;
The main sliding mechanism comprises a first sliding rail, the first sliding rail is fixedly connected with a positioning guide rail, the first sliding rail is in sliding connection with a first sliding block, the first sliding block is fixedly connected with a first base, the first base is fixedly connected with a mounting platform, the first base is fixedly connected with a cylinder, a piston rod of the cylinder is parallel to the first guide rail, and a piston rod of the cylinder is fixedly connected with the positioning guide rail.
Preferably, in combination with the above scheme, the movable guiding assembly comprises a fixed seat, a rotating shaft and a bearing, wherein the fixed seat is fixedly connected to the front side and the rear side of the same side of the trolley, the rotating shaft is vertically and fixedly connected to the lower end of the fixed seat, the inner ring of the bearing is fixedly connected with the rotating shaft, and the outer ring of the bearing is movably connected with the positioning groove.
Preferably, in combination with the above scheme, the left end and the right end of the first sliding rail are both fixedly connected with a set of first limiting plates, a set of first limiting bosses are both fixedly arranged on the left side and the right side of the first base, and the first limiting bosses are used for blocking the first limiting plates.
Preferably, in combination with the above scheme, the positioning device further comprises two sets of slave sliding mechanisms, the slave sliding mechanisms are arranged on the front side and the rear side of the positioning guide rail, and the master sliding mechanism is located at a position between the two sets of slave sliding mechanisms.
Preferably, in combination with the above scheme, the secondary sliding mechanism comprises a second sliding rail, the second sliding rail is fixedly connected with the positioning guide rail, the second sliding rail is slidably connected with a second sliding block, the second sliding block is fixedly connected on a second base, and the second base is fixedly connected with the mounting platform.
Preferably, in combination with the above scheme, the left and right sides of the second slide rail are fixedly connected with a set of second limiting plates, the left and right sides of the second base are fixedly provided with a set of second limiting bosses, and the second limiting bosses are used for blocking the second limiting plates.
Preferably, in combination with the above scheme, the secondary sliding mechanism is provided with a left locking structure, the left locking structure comprises left locking bosses respectively fixed on the left side of the second sliding rail, the left locking bosses are vertically and fixedly connected with left locking pin sleeves, the second base is fixedly provided with left locking hole seats, and the left locking pin sleeves and the left locking hole seats are used for inserting second locking pins.
Preferably, in combination with the above scheme, the secondary sliding mechanism is provided with a right locking structure, the right locking structure comprises right locking bosses respectively fixed on the right side of the second sliding rail, right locking pin sleeves are vertically and fixedly connected to the right locking bosses, right locking hole seats are fixedly arranged on the second base, and the left locking pin sleeves and the right locking hole seats are used for inserting third locking pins.
Preferably, in combination with the above scheme, one end of the opening of the positioning guide rail is fixedly connected with a positioning locking plate, and the positioning pin hole is formed in the positioning locking plate.
Preferably, in combination with the above scheme, the upper end of the trolley is fixedly connected with a plurality of groups of supporting frames, the left side and the right side of the upper end of the supporting frames are fixedly connected with positioning seats, and the positioning seats are used for being inserted into positioning holes in the bottom of the vehicle body.
The movable trolley positioning device has the beneficial effects that the cylinder is adopted to drive the positioning guide rail to move left and right, the positioning guide rail is automatically stretched out and positioned and matched with the trolley when the movable trolley positioning device is used, and the positioning guide rail can be retracted to vacate the occupied space on one side when the movable trolley positioning device is not used. And this portable platform truck positioner fixes a position accurately and location efficiency is very high, can satisfy the production demand of automobile body on-line and off-line.
The invention will be described in more detail below with reference to the drawings and examples.
Drawings
Fig. 1 is a diagram showing a structure of a mobile carriage positioning device according to the present invention.
Fig. 2 is another directional structure diagram of a mobile carriage positioning device according to the present invention.
Fig. 3 is a front view of a mobile carriage positioning device according to the present invention.
Fig. 4 is a side view of a mobile trolley positioning apparatus of the present invention.
Fig. 5 is a bottom view of a mobile carriage positioning device according to the present invention.
Fig. 6 is a structural view of a moving guide assembly according to the present invention.
Fig. 7 is a structural view of a main sliding mechanism in the present invention.
Fig. 8 is a structural view of a sliding mechanism according to the present invention.
Wherein, 1, a trolley; positioning the guide rail; 3, a first locking pin; the novel lock comprises a main sliding mechanism, a secondary locking pin, a primary fixing seat, a secondary rotating shaft, a secondary bearing, a locating pin sleeve, a secondary supporting frame, a locating seat, a locating groove, a locating pin hole, a locating locking plate, a primary sliding rail, a secondary sliding block, a primary sliding mechanism, a secondary locking pin, a secondary locking plate, a secondary fixing seat, a secondary locking plate, a secondary locking lug, a primary locking pin, a secondary locking pin, a primary locking pin, a secondary with a primary locking pin, a primary locking pin, a secondary locking with a primary, a secondary locking pin, a primary, a secondary, a primary, a.
Detailed Description
A mobile trolley positioning apparatus as shown in fig. 1 to 5, the positioning apparatus comprising:
the trolley 1 is used for supporting and carrying a vehicle body, and a positioning pin sleeve 14 is fixedly connected to the side edge of the trolley 1;
The positioning guide rail 2 has a U-shaped cross section, the positioning guide rail 2 is provided with a positioning groove 21, the positioning groove 21 is internally provided with a positioning pin hole 22, and the movable guide assembly is movably connected in the positioning groove 21;
A first locking pin 3 for inserting into the positioning pin bush 14 and the positioning pin hole 22 and locking the carriage 1 and the positioning rail 2 in a positioning manner;
The main sliding mechanism 4 comprises a first sliding rail 41, the first sliding rail 41 is fixedly connected with the positioning guide rail 2, the first sliding rail 41 is in sliding connection with a first sliding block 42, the first sliding block 42 is fixedly connected with a first base 43, the first base 43 is fixedly connected with a mounting platform (ground) through an expansion bolt, the first base 43 is fixedly connected with an air cylinder 45 through a fixing rod 44, a piston rod of the air cylinder 45 is parallel to the first guide rail 41, and a piston rod of the air cylinder 45 is fixedly connected with the positioning guide rail 2.
In order to facilitate the forward and backward movement of the trolley 1 to be smoother, the moving guide assembly comprises a fixed seat 11, a rotating shaft 12 and a bearing 13, wherein the fixed seat 11 is fixedly connected to the front side and the rear side of the same side of the trolley 1, the rotating shaft 12 is vertically and fixedly connected to the lower end of the fixed seat 11, an inner ring of the bearing 13 is fixedly connected with the rotating shaft 12, and an outer ring of the bearing 13 is movably connected with a positioning groove 21.
In order to prevent the sliding rail and the sliding block assembly from being separated, the left end and the right end of the first sliding rail 41 are fixedly connected with a set of first limiting plates 46, a set of first limiting bosses 47 are fixedly arranged on the left side and the right side of the first base 43, and the first limiting bosses 47 are used for blocking the first limiting plates 46.
In order to ensure the stability of telescopic sliding, the positioning device further comprises two groups of auxiliary sliding mechanisms 5, the two groups of auxiliary sliding mechanisms 5 are identical in structure and symmetrically arranged, the auxiliary sliding mechanisms 5 are arranged on the front side and the rear side of the positioning guide rail 2, and the main sliding mechanism 4 is positioned between the two groups of auxiliary sliding mechanisms 5.
In order to facilitate the assembly of the sliding rail and slide block mechanism, the secondary sliding mechanism 5 comprises a second sliding rail 51, the second sliding rail 51 is fixedly connected with the positioning guide rail 2, the second sliding rail 51 is slidably connected with a second slide block 52, the second slide block 52 is fixedly connected on a second base 53, and the second base 53 is fixedly connected with the mounting platform.
In order to prevent the sliding rail and the sliding block assembly from being separated, a group of second limiting plates 54 are fixedly connected to the left side and the right side of the second sliding rail 51, a group of second limiting bosses 55 are fixedly arranged on the left side and the right side of the second base 53, and the second limiting bosses 55 are used for blocking the second limiting plates 54.
In order to facilitate manual locking after the second slide rail 51 drives the positioning guide rail 2 to slide rightwards to the limit, the secondary slide mechanism 5 is provided with a left locking structure, the left locking structure comprises left locking bosses 511 which are respectively fixed on the left side of the second slide rail 51, left locking pin sleeves 512 are vertically and fixedly connected to the left locking bosses 511, left locking hole seats 531 are fixedly arranged on the second base 53, and the left locking pin sleeves 512 and the left locking hole seats 531 are used for inserting the second locking pins 6.
In order to facilitate manual locking after the second slide rail 51 drives the positioning guide rail 2 to slide leftwards to the limit, the secondary slide mechanism 5 is provided with a right locking structure, the right locking structure comprises right locking bosses 513 respectively fixed on the right side of the second slide rail 51, right locking pin sleeves 514 are vertically and fixedly connected to the right locking bosses 513, right locking hole seats 532 are fixedly arranged on the second base 53, and the left locking pin sleeves 514 and the right locking hole seats 532 are used for inserting third locking pins 7.
In order to be convenient for cooperate with the first locking pin 3 for locking, one end of the opening of the positioning guide rail 2 is fixedly connected with a positioning locking plate 23, and the positioning pin hole 22 is arranged on the positioning locking plate 23.
In order to support and position the bottom of the car body conveniently, the upper end of the trolley 1 is fixedly connected with a plurality of groups of supporting frames 15, the left side and the right side of the upper end of each supporting frame 15 are fixedly connected with positioning seats 16, and the positioning seats 16 are used for being inserted into positioning holes in the bottom of the car body. The positioning pin sleeve 14 and the positioning pin hole 22 are positioned according to the actual situation, so that when the car body is positioned right above the trolley 1, the positioning hole at the bottom of the car body is exactly aligned with the positioning seat 16 on the trolley 1.
In addition, the first locking pin 3, the second locking pin 6 and the second locking pin 7 are all L-shaped structures, the positioning pin sleeve 14, the left locking pin sleeve 512 and the right locking pin sleeve 514 are all cylindrical structures with through holes, and two groups of deep and shallow limiting grooves are formed in the side walls of the positioning pin sleeve along the height direction so as to facilitate descending locking and ascending unlocking of the locking pins.
When the fastening tool is used, the fastening tool can be operated through the following steps:
1. firstly, the cylinder 45 is started, so that the piston rod stretches out rightwards, and meanwhile, the main sliding mechanism 4 and the sliding rail in the auxiliary sliding mechanism 5 are driven to move rightwards, so that the sliding rail drives the positioning guide rail 2 to move rightwards to a specified position, and at the moment, the second locking pin 6 is inserted into the left locking pin sleeve 512 and the left locking hole seat 531 to be locked;
2. Pushing the trolley 1, aligning a movable guide assembly on the trolley 1 with the front end inlet of the positioning guide rail 2, pushing the movable guide assembly into the trolley along the length direction of the positioning guide rail 2 until the positioning pin holes 22 are aligned with the positioning pin sleeves 14, and inserting the first locking pins 3 for positioning and locking, wherein the trolley 1 is locked at a specified position;
3. starting a transfer fork of an elevator to lift the car body to a certain height, then moving the car body to a position right above the trolley 1, wherein a positioning seat 16 on the trolley 1 is aligned with a positioning hole at the bottom of the car body, and lowering the car body and placing the car body on the trolley 1;
4. The first locking pin 3 is pulled out, and the trolley 1 is pushed away.
In the description of the present invention, it should be understood that terms such as "center", "longitudinal", "lateral", "vertical", "horizontal", "upper", "lower", "front", "rear", "left", "right", "bottom", "inner", "outer", "top", "one end", "one side", "both ends", "both sides", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present patent, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intermediate medium, or in communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
While the invention has been described above by way of example with reference to the accompanying drawings, it will be apparent that the invention is not limited to the specific embodiments described above, but is intended to cover modifications of the invention, both as regards its method concepts and technical solutions, and as regards its direct application to other applications, without departing from the scope of the invention.
Claims (10)
1. A mobile trolley positioning device, characterized in that the positioning device comprises:
The trolley (1) is used for supporting and carrying a vehicle body, and a positioning pin sleeve (14) is fixedly connected to the side edge of the trolley (1), and a movable guide assembly is arranged on the side edge of the trolley (1);
The positioning guide rail (2), the positioning guide rail (2) is provided with a positioning groove (21), the positioning groove (21) is provided with a positioning pin hole (22), and the movable guide assembly is movably connected in the positioning groove (21);
The first locking pin (3) is used for being inserted into the positioning pin sleeve (14) and the positioning pin hole (22) and positioning and locking the trolley (1) and the positioning guide rail (2);
Main sliding mechanism (4), including first slide rail (41), first slide rail (41) and location guide rail (2) fixed connection, first slide rail (41) and first slider (42) sliding connection, first slider (42) fixed connection on first base (43), first base (43) and mounting platform fixed connection, first base (43) on fixedly connected with cylinder (45), the piston rod and the first guide rail (41) of cylinder (45) are parallel, the piston rod and the location guide rail (2) fixed connection of cylinder (45).
2. The movable trolley positioning device according to claim 1, wherein the movable guide assembly comprises a fixed seat (11), a rotating shaft (12) and a bearing (13), the fixed seat (11) is fixedly connected to the front side and the rear side of the same side of the trolley (1), the rotating shaft (12) is vertically and fixedly connected to the lower end of the fixed seat (11), an inner ring of the bearing (13) is fixedly connected with the rotating shaft (12), and an outer ring of the bearing (13) is movably connected with the positioning groove (21).
3. The mobile trolley positioning device according to claim 1, wherein a set of first limiting plates (46) are fixedly connected to the left and right ends of the first sliding rail (41), a set of first limiting bosses (47) are fixedly arranged on the left and right sides of the first base (43), and the first limiting bosses (47) are used for blocking the first limiting plates (46).
4. The mobile trolley positioning device according to claim 1, further comprising two sets of secondary sliding mechanisms (5), wherein the secondary sliding mechanisms (5) are disposed on the front and rear sides of the positioning guide rail (2), and the primary sliding mechanism (4) is disposed at a position between the two sets of secondary sliding mechanisms (5).
5. The mobile trolley positioning device according to claim 4, wherein the secondary sliding mechanism (5) comprises a second sliding rail (51), the second sliding rail (51) is fixedly connected with the positioning guide rail (2), the second sliding rail (51) is slidably connected with a second sliding block (52), the second sliding block (52) is fixedly connected on a second base (53), and the second base (53) is fixedly connected with the mounting platform.
6. The mobile trolley positioning device according to claim 5, wherein a set of second limiting plates (54) are fixedly connected to the left and right sides of the second sliding rail (51), a set of second limiting bosses (55) are fixedly arranged on the left and right sides of the second base (53), and the second limiting bosses (55) are used for blocking the second limiting plates (54).
7. The mobile trolley positioning device according to claim 5, wherein the secondary sliding mechanism (5) is provided with a left locking structure, the left locking structure comprises left locking bosses (511) which are respectively fixed on the left side of the second sliding rail (51), left locking pin sleeves (512) are vertically and fixedly connected to the left locking bosses (511), left locking hole seats (531) are fixedly arranged on the second base (53), and the left locking pin sleeves (512) and the left locking hole seats (531) are used for inserting the second locking pins (6).
8. The mobile trolley positioning device according to claim 5, wherein the secondary sliding mechanism (5) is provided with a right locking structure, the right locking structure comprises right locking bosses (513) fixed on the right side of the second sliding rail (51), right locking pin sleeves (514) are vertically and fixedly connected to the right locking bosses (513), right locking hole seats (532) are fixedly arranged on the second base (53), and the left locking pin sleeves (514) and the right locking hole seats (532) are used for inserting third locking pins (7).
9. The mobile trolley positioning device according to claim 1, wherein one end of the opening of the positioning guide rail (2) is fixedly connected with a positioning locking plate (23), and the positioning pin hole (22) is arranged on the positioning locking plate (23).
10. The mobile trolley positioning device according to claim 1, wherein the upper end of the trolley (1) is fixedly connected with a plurality of groups of supporting frames (15), the left side and the right side of the upper end of each supporting frame (15) are fixedly connected with positioning seats (16), and the positioning seats (16) are used for being inserted into positioning holes in the bottom of a vehicle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510984558.6A CN120621540A (en) | 2025-07-17 | 2025-07-17 | A mobile trolley positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510984558.6A CN120621540A (en) | 2025-07-17 | 2025-07-17 | A mobile trolley positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN120621540A true CN120621540A (en) | 2025-09-12 |
Family
ID=96973603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202510984558.6A Pending CN120621540A (en) | 2025-07-17 | 2025-07-17 | A mobile trolley positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN120621540A (en) |
-
2025
- 2025-07-17 CN CN202510984558.6A patent/CN120621540A/en active Pending
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