CN112059796A - Casting forming treatment equipment for boiler accessories of power plant - Google Patents

Abstract

The invention provides a casting molding treatment device for boiler accessories of a power plant, which comprises a bottom plate, a guide rod, a fixing unit and a cleaning unit, wherein the guide rod is arranged on the bottom plate; the middle part of the upper end of the bottom plate is provided with a guide rod, and the upper end of the guide rod is provided with an annular guide hole; a cleaning unit is arranged at the upper end of the guide rod in a sliding fit manner; the outer wall of the lower end of the guide rod is sleeved with a fixing unit, and the fixing unit is installed on the bottom plate in a movable connection mode; the problem of the burr clearance machinery that adopts at present brush the fire grate piece that the in-process mainly exists to the fire grate piece of fire grate piece clearance scrub the stability that is difficult to keep the fire grate piece in the fixed process, and then influence the washing on fire grate piece surface to and the current mode of washing of fire grate piece is not thorough, leads to the remaining burr of its outer wall of fire grate piece washing back, influences the result of use of fire grate piece in boiler or industrial furnace, further influences inside fuel burning etc is solved.

Description

Casting and forming processing equipment for boiler parts of a power plant

technical field

The invention relates to the technical field of power plants, in particular to a casting molding processing equipment for boiler parts of a power plant.

Background technique

Power station boilers refer to medium and large boilers in power plants that provide steam with a specified amount and quality of steam to steam turbines. The grate is a component that stacks solid fuels in boilers or industrial furnaces and burns them efficiently. The whole grate mainly includes two parts: frame and grate sheet. The grate pieces are usually made of cast iron. After assembly, the necessary ventilation gaps are maintained between the pieces, and a separate ventilation chamber that can adjust the air volume is often set under the grate, so that the air can enter the fuel layer through the gap for combustion.

The grate sheet needs to be demolded after casting and molding. There are a lot of burrs on the outer wall of the grate sheet after demoulding, which needs to be cleaned. However, the current burr cleaning machine mainly has the following problems; The stability of the grate sheet affects the cleaning of the surface of the grate sheet, and the existing cleaning method of the grate sheet is not thorough, resulting in residual burrs on the outer wall of the grate sheet after cleaning, which affects the use effect of the grate sheet in boilers or industrial furnaces. Further Affects internal fuel combustion.

In order to improve the stability of the grate sheet during the cleaning process and maintain the cleaning quality of the outer wall of the grate sheet after cleaning, the invention provides a casting molding processing equipment for boiler parts of a power plant.

SUMMARY OF THE INVENTION

In order to achieve the above purpose, the present invention adopts the following technical solutions: a casting molding processing equipment for boiler parts of a power plant, including a bottom plate, a guide rod, a fixing unit and a cleaning unit; a guide rod is installed in the middle of the upper end of the bottom plate, and the guide rod The upper end of the rod is provided with an annular guide hole; the upper end of the guide rod is provided with a cleaning unit by sliding fit; the outer wall of the lower end of the guide rod is sleeved with a fixing unit, and the fixing unit is installed on the bottom plate by a movable connection; wherein :

The fixing unit includes a turntable, a limit ring, a gear ring, a driving motor, a driving gear, a driving shaft, an execution module and a fixing module; the upper end of the turntable is evenly provided with installation grooves, which are located in the installation grooves of the turntable by rotating There are fixed modules installed in the connection mode, and the fixed modules are connected and matched with each other through the execution modules arranged in the installation groove of the turntable; a limit ring is installed on the outer ring of the lower end outer wall of the turntable, and the bottom end of the limit ring passes through The movable connection method is evenly provided with balls, a gear ring is installed on the inner ring of the lower single outer wall of the turntable, the drive motor is installed on the bottom plate through a motor seat, and the output shaft of the drive motor is installed with a drive shaft through a coupling, and A drive gear is installed on the outer wall of the drive shaft, and the drive gear meshes with the gear teeth at the lower end of the gear ring.

The cleaning unit includes a strip plate, a pressure spring, an adjusting sleeve, an execution cylinder, a limit column, a brushing module and a grinding module; a circular through hole is provided in the middle of the strip plate, which is located in the circular shape of the strip plate. The inner wall of the through hole is evenly provided with balls by means of movable connection, the strip plate is sleeved on the upper end of the guide rod by sliding fit, and the outer wall of the guide rod located at the upper end of the strip plate is sleeved with a pressure spring, and the guide rod located at the lower end of the strip plate is sleeved with a pressure spring. The outer wall of the rod is provided with an adjustment sleeve, the outer wall of the upper end of the adjustment sleeve is uniformly provided with balls and the outer wall of the lower end of the strip plate through a movable connection method to cooperate with each other, and the outer wall of the lower end of the adjustment sleeve is connected with the top end of the symmetrically arranged execution cylinder. The actuator cylinder is symmetrically installed on the guide rod; the lower end of the strip plate is symmetrically provided with a rectangular groove, and a limiting column is arranged in the rectangular groove of the strip plate, and the brushing module and the grinding module are respectively installed on the strip by sliding fit. The rectangular groove of the shaped plate is sleeved on the outer wall of the limiting column.

The fixed module includes a rotating shaft, a rectangular claw, a limit spring and a limit block; the lower end of the rotating shaft is installed in the slot of the turntable through a bearing, and the upper end of the rotating shaft is installed with a rectangular claw through a flange. , the inner side walls of the rectangular jaws are evenly set with limit blocks through active connection, and the limit blocks and the inner walls of the rectangular jaws are connected by a limit spring set inside the rectangular jaws; The lower end of the grate piece to be cleaned is inserted into the rectangular claw, and the limiter block presses the grate piece against the action of the limit spring against the limit block, thereby effectively preventing the grate piece from tipping over and maintaining the stability of the grate piece .

The executive module includes an executive motor, a driving wheel, a driven wheel and a transmission belt; the executive motor is installed in a mounting slot of the turntable through a motor seat, and the output shaft of the executive motor is installed with a driving wheel, and the driven wheel is Installed on the outer wall of the rotating shaft, the driving wheel and the evenly arranged driven wheel are connected by a transmission belt; the driven wheel is driven to rotate by performing the motor work, thereby realizing the rotation and switching position of the grate piece fixed at the upper end, thereby It is convenient for grinding and cleaning both ends of the grate sheet.

The brushing module includes a No. 1 electric sliding block and a brushing column; the No. 1 electric sliding block is sleeved on the outer wall of the limit column by sliding fit, and a brushing column is installed on the outer wall of the No. 1 electric sliding block. The lower end of the scrubbing column is provided with balls through a movable connection, and the No. 1 electric slider drives the scrubbing column to move so that the outer wall of the scrubbing column is in contact with the surface of the grate sheet, and the grate sheet rotates to cooperate with the brush on the outer wall of the scrubbing column. Clean the dust and other particulate debris on the outer wall of the row sheet; keep the outer wall clean.

The grinding module includes a No. 2 electric slider, an auxiliary rod, an auxiliary column, a brush plate, an executive rod and an executive spring; the No. 2 electric slider is sleeved on the outer wall of the limit column by sliding fit, and the second An auxiliary rod is installed on the outer wall of the electric slider, the lower end of the auxiliary rod is provided with a ball through a movable connection, an auxiliary column is arranged inside the auxiliary rod, and a brush plate is symmetrically arranged on the outer wall of the auxiliary rod through a sliding fit, which is located in the auxiliary rod. The inside of the column is evenly provided with the execution rod, the two ends of the execution rod are respectively matched with the brush plate by the way of movable connection, the outer wall of the execution rod is symmetrically sleeved with the execution spring; the No. 2 electric slider drives the auxiliary rod to move , so that the outer wall of the brush plate and the outer wall of the grate sheet are attached, and the stability of the attachment between the brush plate and the grate sheet is maintained by the action of the spring; Clean the burrs on the surface of the grate sheet.

Preferably; the inner wall of the bottom end of the rectangular jaw is a convex structure; the inner wall of the bottom end of the rectangular jaw is provided with a convex arc structure to facilitate its cooperation with the cast grate sheet, thereby ensuring the grate sheet. Stability; avoid the grate sheet from tipping during the cleaning process; thus ensuring the cleaning effect of the grate sheet in the later stage.

Preferably, bristles are evenly arranged on the side wall of the scrubbing column from top to bottom; the bristles are evenly arranged on the side wall of the scrubbing column from top to bottom to promote its cleaning effect on the outer wall of the cast grate sheets.

1. In the present invention, the lower end of the grate piece to be cleaned is inserted into the rectangular jaw, and the limiter block presses the grate piece against the action of the limit spring against the limit stopper, thereby effectively preventing the grate piece from tipping over and keeping the The stability of the grate sheet;

2. The No. 1 electric slider of the present invention drives the scrubbing column to move so that the outer wall of the scrubbing column is in contact with the surface of the grate sheet. Clean the objects; keep their outer walls clean;

3. The No. 2 electric sliding block of the present invention drives the auxiliary rod to move, so that the outer wall of the brush plate and the outer wall of the grate sheet are attached, and the stability of the attachment between the brush plate and the grate sheet is maintained by the action of the spring; When rotating, it is brushed with the brush plate to clean the burrs on the surface of the cast grate sheet.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is the front view position sectional view of the present invention;

Fig. 2 is the partial enlarged view of A place in Fig. 1 of the present invention;

Fig. 3 is the partial enlarged view of B place in Fig. 1 of the present invention;

FIG. 4 is a partial enlarged view of C in FIG. 1 of the present invention.

Detailed ways

Embodiments of the present invention will be described below with reference to the accompanying drawings. During this process, in order to ensure the clarity and convenience of the description, we may exaggerate the width of the lines or the size of the components in the illustrations.

In addition, the following terms are defined based on the functions in the present invention, and may be different depending on the user, the operator's intention, or convention. Therefore, these terms are defined based on the entire content of this specification.

As shown in Figures 1 to 4, a power plant boiler accessories casting molding processing equipment includes a bottom plate 1, a guide rod 2, a fixing unit 3 and a cleaning unit 4; The upper end of the guide rod 2 is provided with an annular guide hole; the upper end of the guide rod 2 is provided with a cleaning unit 4 by sliding fit; the outer wall of the lower end of the guide rod 2 is sleeved with a fixing unit 3, and the fixing unit 3 passes through. The active connection is installed on the base plate 1; wherein:

The fixing unit 3 includes a turntable 31 , a limit ring 32 , a gear ring 33 , a drive motor 34 , a drive gear 35 , a drive shaft 36 , an execution module 37 and a fixing module 38 ; A fixed module 38 is installed in the installation slot of the turntable 31 through a rotational connection, and the fixed modules 38 are connected and matched with each other through the execution module 37 provided in the installation slot of the turntable 31; the outer wall of the lower end of the turntable 31 A limit ring 32 is installed on the outer ring, the bottom end of the limit ring 32 is evenly provided with balls by means of movable connection, a gear ring 33 is installed on the inner ring of the lower outer wall of the turntable 31, and the drive motor 34 is installed through the motor seat On the base plate 1, and the output shaft of the drive motor 34 is installed with a drive shaft 36 through a coupling, and a drive gear 35 is installed on the outer wall of the drive shaft 36, and the drive gear 35 and the lower end gear teeth of the gear ring 33 are mutually mesh.

The fixed module 38 includes a rotating shaft 381, a rectangular claw 382, a limit spring 383 and a limit block 384; the lower end of the rotating shaft 381 is installed in the slot of the turntable 31 through a bearing, and the upper end of the rotating shaft 381 The rectangular jaws 382 are installed through the flanges, and the limit blocks 384 are evenly arranged on the inner side walls of the rectangular jaws 382 by means of movable connection, and the limit blocks 384 and the inner walls of the rectangular jaws 382 pass through the space between them. The limit spring 383 arranged inside the rectangular jaw 382 is connected; the inner wall of the bottom end of the rectangular jaw 382 is a convex structure; the inner wall of the bottom end of the rectangular jaw 382 is provided with a convex arc structure to facilitate its connection with The cast-molded grate pieces are matched to ensure the stability of the grate pieces; avoid the grate pieces from tipping during the cleaning process; thus ensuring the cleaning effect of the grate pieces in the later stage; insert the lower end of the grate piece to be cleaned into the rectangular jaw 382 inside, and the limit spring 383 interferes with the limit block 384 so that the limit block 384 presses the grate piece against each other, thereby effectively preventing the grate piece from overturning and maintaining the stability of the grate piece.

The execution module 37 includes an execution motor 371, a driving wheel 372, a driven wheel 373 and a transmission belt 374; the execution motor 371 is installed in an installation slot of the turntable 31 through a motor seat, and the output shaft of the execution motor 371 is installed with a driving wheel Disc 372, the driven wheel disc 373 is installed on the outer wall of the rotating shaft 381, the driving wheel disc 372 and the evenly arranged driven wheel disc 373 are connected by a transmission belt 374; the driven wheel disc 373 is driven by the work of the motor 371 Rotation, thereby realizing the rotation and switching of the position of the grate sheet fixed at the upper end, so as to facilitate the grinding and cleaning of both ends of the grate sheet.

The cleaning unit 4 includes a strip plate 41, a pressure spring 42, an adjustment sleeve 43, an execution cylinder 44, a limit column 45, a brushing module 46 and a grinding module 47; The inner wall of the circular through hole located in the strip plate 41 is evenly provided with balls through movable connection, the strip plate 41 is sleeved on the upper end of the guide rod 2 by sliding fit, and the guide rod 2 located at the upper end of the strip plate 41 The outer wall is sleeved with a pressure spring 42, and the outer wall of the guide rod 2 located at the lower end of the strip plate 41 is sleeved with an adjustment sleeve 43. The outer wall of the upper end of the adjustment sleeve 43 is uniformly provided with balls and the outer wall of the lower end of the strip plate 41 through movable connection. In cooperation, the outer wall of the lower end of the adjusting sleeve 43 is connected with the top end of the symmetrically arranged actuator cylinder 44, and the actuator cylinder 44 is symmetrically installed on the guide rod 2; A limiting column 45 is arranged in the rectangular groove of 41 , the brushing module 46 and the grinding module 47 are respectively installed in the rectangular groove of the strip plate 41 by sliding fit and sleeved on the outer wall of the limiting column 45 .

The brushing module 46 includes a No. 1 electric sliding block 461 and a brushing column 462; the No. 1 electric sliding block 461 is sleeved on the outer wall of the limit column 45 by sliding fit, and the outer wall of the No. 1 electric sliding block 461 is installed. There is a brushing column 462, the lower end of the brushing column 462 is provided with a ball through a movable connection, and the side wall of the brushing column 462 is evenly provided with bristles from top to bottom; the side wall of the brushing column 462 is evenly provided from top to bottom. The bristles promote its cleaning effect on the outer wall of the cast grate sheet; the No. 1 electric slider 461 drives the scrubbing column 462 to move so that the outer wall of the scrubbing column 462 is in contact with the surface of the grate sheet, and the rotation of the grate sheet is connected to the outer wall of the scrubbing column 462. The bristles cooperate to clean the dust and other particulate debris on the outer wall of the grate sheet; keep the outer wall clean.

The grinding module 47 includes a No. 2 electric sliding block 471, an auxiliary rod 472, an auxiliary column 473, a brush plate 474, an execution rod 475 and an execution spring 476; the No. 2 electric sliding block 471 is sleeved on the An auxiliary rod 472 is installed on the outer wall of the limit column 45, and the outer wall of the second electric slider 471 is provided with a ball. The lower end of the auxiliary rod 472 is provided with a ball through a movable connection. The outer wall of 472 is symmetrically provided with a brush plate 474 by sliding fit, and an executive rod 475 is evenly arranged inside the auxiliary column 473. The outer wall of the execution rod 475 is symmetrically sleeved with the execution spring 476; the second electric slider 471 drives the auxiliary rod 472 to move, so that the outer wall of the brush plate 474 is fitted with the outer wall of the grate sheet, and the brush plate 474 is maintained by the action of the execution spring 476. Stability of fitting with the grate sheet; when the lower grate sheet rotates, it cooperates with the brush plate 474 for brushing, and cleans the burrs on the surface of the cast grate sheet.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (6)

1. A casting forming treatment device for boiler accessories in a power plant comprises a bottom plate (1), a guide rod (2), a fixing unit (3) and a cleaning unit (4); the method is characterized in that: a guide rod (2) is arranged in the middle of the upper end of the bottom plate (1), and an annular guide hole is formed in the upper end of the guide rod (2); a cleaning unit (4) is arranged at the upper end of the guide rod (2) in a sliding fit manner; the outer wall of the lower end of the guide rod (2) is sleeved with a fixing unit (3), and the fixing unit (3) is installed on the bottom plate (1) in a movable connection mode; wherein:

the fixing unit (3) comprises a turntable (31), a limiting ring (32), a gear ring (33), a driving motor (34), a driving gear (35), a driving shaft lever (36), an execution module (37) and a fixing module (38); the upper end of the rotary disc (31) is uniformly provided with mounting grooves, fixing modules (38) are mounted in the mounting grooves of the rotary disc (31) in a rotating connection mode, and the fixing modules (38) are mutually connected and matched through executing modules (37) arranged in the mounting grooves of the rotary disc (31); a limiting ring (32) is mounted on the outer ring of the outer wall of the lower end of the rotary table (31), balls are uniformly arranged at the bottom end of the limiting ring (32) in a movable connection mode, a gear ring (33) is mounted on the inner ring of the outer wall of the lower single part of the rotary table (31), the driving motor (34) is mounted on the bottom plate (1) through a motor base, a driving shaft rod (36) is mounted on an output shaft of the driving motor (34) through a coupler, a driving gear (35) is mounted on the outer wall of the driving shaft rod (36), and gear teeth at the lower end of the driving gear (35) and the gear ring (;

the fixing module (38) comprises a rotating shaft rod (381), a rectangular clamping jaw (382), a limiting spring (383) and a limiting clamping block (384); the lower end of the rotating shaft rod (381) is installed in a clamping groove of the rotary table (31) through a bearing, a rectangular clamping jaw (382) is installed at the upper end of the rotating shaft rod (381) through a flange, a limiting clamping block (384) is uniformly arranged on the inner side wall of the rectangular clamping jaw (382) in a movable connection mode, and the limiting clamping block (384) is connected with the inner wall of the rectangular clamping jaw (382) through a limiting spring (383) arranged inside the rectangular clamping jaw (382);

the cleaning unit (4) comprises a strip-shaped plate (41), a pressure spring (42), an adjusting sleeve (43), an execution cylinder (44), a limiting column (45), a brushing module (46) and a polishing module (47); the middle part of the strip-shaped plate (41) is provided with a circular through hole, the inner wall of the circular through hole positioned on the strip-shaped plate (41) is uniformly provided with balls in a movable connection mode, the strip-shaped plate (41) is sleeved at the upper end of the guide rod (2) in a sliding fit mode, the outer wall of the guide rod (2) positioned at the upper end of the strip-shaped plate (41) is sleeved with a pressure spring (42), the outer wall of the guide rod (2) positioned at the lower end of the strip-shaped plate (41) is sleeved with an adjusting sleeve (43), the outer wall of the upper end of the adjusting sleeve (43) is uniformly provided with balls in a movable connection mode to be matched with the outer wall of the lower end of the strip-shaped plate (41), the outer wall of the lower end of the adjusting sleeve (; the lower extreme symmetry of bar shaped plate (41) is provided with the rectangular channel, is located the rectangular channel of bar shaped plate (41) and is provided with spacing post (45), scrub module (46) and polish module (47) install at the rectangular channel of bar shaped plate (41) and the cover is established at spacing post (45) outer wall through sliding fit mode respectively.

2. The casting and molding treatment equipment for the power plant boiler accessories, according to claim 1, is characterized in that: the execution module (37) comprises an execution motor (371), a driving wheel disc (372), a driven wheel disc (373) and a transmission belt (374); actuating motor (371) pass through the motor cabinet and install in a mounting groove of carousel (31), actuating wheel dish (372) are installed to the output shaft of actuating motor (371), driven wheel dish (373) install the outer wall at rotation axostylus axostyle (381), be connected through drive belt (374) between actuating wheel dish (372) and the driven wheel dish (373) that evenly set up.

3. The casting and molding treatment equipment for the power plant boiler accessories, according to claim 1, is characterized in that: the brushing module (46) comprises a first electric slider (461) and a brushing column (462); the first electric sliding block (461) is sleeved on the outer wall of the limiting column (45) in a sliding fit mode, the outer wall of the first electric sliding block (461) is provided with a brushing column (462), and the lower end of the brushing column (462) is provided with a ball in a movable connection mode.

4. The casting and molding treatment equipment for the power plant boiler accessories, according to claim 1, is characterized in that: the grinding module (47) comprises a second electric sliding block (471), an auxiliary rod (472), an auxiliary column (473), a brush plate (474), an execution rod (475) and an execution spring (476); no. two electronic slider (471) establish at spacing post (45) outer wall through sliding fit mode cover, and No. two electronic slider (471) outer wall installs auxiliary rod (472), auxiliary rod (472) lower extreme be provided with the ball through the swing joint mode, the inside of auxiliary rod (472) is provided with auxiliary rod (473), and the outer wall of auxiliary rod (472) is provided with brush board (474) through sliding fit mode symmetry, the inside that is located auxiliary rod (473) evenly is provided with actuating lever (475), the both ends of actuating lever (475) mutually support with brush board (474) through the swing joint mode respectively, actuating lever (475) outer wall symmetry cover be equipped with actuating spring (476).

5. The casting and molding treatment equipment for the power plant boiler accessories, according to claim 1, is characterized in that: the inner wall of the bottom end of the rectangular clamping jaw (382) is of a convex structure.

6. The casting and molding treatment equipment for the power plant boiler accessories, according to claim 3, is characterized in that: the side wall of the brushing column (462) is evenly provided with brush hair from top to bottom.

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