CN111745800A - A brushing device for concrete prefabricated parts - Google Patents

Abstract

The invention provides a brushing device for a concrete prefabricated part, which comprises two lower U-shaped frames with openings at the upper parts and two upper U-shaped frames with openings at the lower parts, wherein telescopic parts are fixed at the bottom ends in the two lower U-shaped frames, the upper ends of piston rods of the telescopic parts are respectively fixedly connected with the top ends in the two upper U-shaped frames, T-shaped rods are fixed at the opposite ends of the two upper U-shaped frames, a length-adjustable combing component is detachably arranged between the two T-shaped rods and comprises a first connecting block, a combined block, a combing rod and a second connecting block, the first connecting block and the second connecting block are respectively arranged at the opposite ends of the two T-shaped rods, at least two combined blocks which are mutually attached are arranged between the first connecting block and the second connecting block, and the combing rod is fixed at the lower ends of at least two combined blocks, the brushing device is reasonable in structure, the use flexibility is improved, and the use range is convenient to store.

Description

A brushing device for concrete prefabricated parts

technical field

The invention relates to a brushing device for concrete prefabricated parts, belonging to the technical field of concrete prefabricated parts processing.

Background technique

At present, in related technologies, prefabricated concrete is widely used in construction, transportation, water conservancy and other fields, and plays an important role in the national economy. In the production process of prefabricated concrete parts, the surface of some prefabricated concrete parts needs to be brushed.

Chinese Patent Publication No. CN 209971065 U3 discloses a brush and a lifting plate for supporting the brush in the concrete prefabricated bristle device. The brush is integral and has a fixed length, which is required when the bristle process is performed on a concrete part with no length. The brushes of different lengths are replaced, and the use range of each brush is narrow. In addition, the lifting plate is also an integral type, which is less convenient when storing the brush device.

SUMMARY OF THE INVENTION

In view of the deficiencies in the prior art, the purpose of the present invention is to provide a brushing device for concrete prefabricated parts, so as to solve the problem that the brushes proposed in the above-mentioned background art are integral and have a fixed length. Brushes of different lengths need to be replaced, and each type of brush has a narrow range of use. In addition, the lifting plate is also an integral type, so the convenience of storing the brush device is poor. The present invention has a reasonable structure and improves the flexibility of use. And the scope of use is easy to store.

In order to achieve the above object, the present invention is achieved through the following technical solutions: a concrete prefabricated bristle device, comprising two lower U-shaped frames with openings on the upper part and two upper U-shaped frames with openings on the lower parts, two The inner bottom ends of each of the lower U-shaped frames are fixed with telescopic pieces, the upper ends of the piston rods of the two telescopic pieces are respectively fixedly connected to the inner top ends of the two upper U-shaped frames, and the opposite ends of the two upper U-shaped frames are fixed A T-shaped rod, a combing component with adjustable length is detachably installed between the two T-shaped rods, and the lower ends of the two lower U-shaped frames are fixed with a universal brake wheel.

The combing assembly includes a first connecting block, a combining block, a combing rod and a second connecting block. The first connecting block and the second connecting block are respectively installed on the opposite ends of the two T-shaped rods. Between the block and the second connection block are at least two combined blocks that fit each other, the lower ends of at least two of the combined blocks are fixed with combing rods, and the first connection block, the combined block and the second connection block are between each other The connection is locked by the locking piece.

The locking piece includes a first half-threaded rod, a second half-threaded rod, a third half-threaded rod and a nut. The front end of the combination block is symmetrically fixed to the two second half-threaded rods, and the front end of the first connecting block is connected to the second half-threaded rod. The relative positions of the two half-threaded rods fix the first half-threaded rod, the front end of the third half-threaded rod and the second half-threaded rod are relatively positioned to fix the third half-threaded rod, the first half-threaded rod, the second half-threaded rod, The specifications of the third half-threaded rod are the same, the second half-threaded rod at the front end of the combination block and the outer end of the first half-threaded rod are threaded together to install a nut, and the second half-threaded rod at the front end of the combination block and the third half-threaded rod A nut is commonly installed on the outer ends of the rods through threads, and a nut is commonly installed on the two second half-threaded rods that are fitted in the two adjacent combined blocks.

A second half-threaded rod is provided on the end surface of the first connecting block and the combination block, and the first insert block is fixed on the end surface of at least two of the combination blocks facing the first connection block, and at least two of the combination blocks are fixed. A second slot is provided on the end face opposite to the first connecting block, the second slot has the same specifications as the first slot, and a third half-threaded rod is fixed on the end face of the second connecting block and the combination block. , the third half-threaded rod has the same specifications as the first plug-in block, and the first plug-in block in the combined block that fits with the first connecting block is inserted into the first slot, and the third half-threaded rod It is inserted into the second slot in the combination block attached to the second connection block, and the second slot in the two adjacent combination blocks and the first insertion block are inserted and connected.

Further, the locking member includes a first locking groove, a connecting block and a first locking groove, a first locking groove is formed on the end surface of the first connecting block and the combination block, and the second connecting block and at least The connecting block is fixed on the end faces of the two combining blocks facing the first connecting block, and the end faces of at least two of the combining blocks facing away from the first connecting block are both provided with second locking grooves, and the second locking groove and the first locking groove are The specifications are the same. The first locking slot includes a first locking slot, a middle circular slot and a second locking slot, and the first locking slot, the middle round slot and the second locking slot are connected with each other, and the first locking slot is arranged in the middle circle. The slot faces the side of the first connecting block, the second slot is arranged on the side of the first slot facing the second connecting block, the connecting block includes a clip plate and a connecting rod, and the clip plate is fixed on the connecting block. The rod faces the side end surface of the first connecting block, the connecting block is fixedly connected with the second connecting block and the combination block through the connecting rod, the card plate is arranged inside the first card slot, and the connecting rod penetrates through the second connecting block. Inside the groove and the middle circular groove, a magnet is fixed on the inner wall of the first card groove, and the magnet is attached to the end face of the card plate.

Further, the clamping plate includes a cylinder and at least two protrusions fixed on the annular outer end of the cylinder, and the second clamping slot includes an inner circular hole and at least two extending grooves uniformly opened on the annular inner wall of the inner circular hole. , the shape of the first card slot and the second card slot are the same, and the extension slots of the two are dislocated.

Further, the front end of the lower U-shaped frame is processed with tick marks.

Further, the telescopic element is set as an electric cylinder, the right end of the upper U-shaped frame on the right side is fixed with a controller controller, the electric cylinder on the right side is connected with the controller controller through a first cable, and the controller controller on the left side is connected with the electric cylinder on the right side. The electric cylinder is connected to the controller controller through a second cable, the upper end of the controller controller is sheathed and fixed at least two collars, the lower ends of at least two collars are fixed with suction cups, and at least two of the suction cups are adsorbed on the top of the comb assembly.

Further, the front end of the upper U-shaped frame described on the left side is fixed to a collecting frame for collecting the second cable.

Further, a steel tape measure is fixed on the upper end of the upper U-shaped frame on the left side, a fixing plate is fixed on the upper end of the upper U-shaped frame on the right side, and the movable end of the steel tape measure is fixedly connected with the fixing plate.

Beneficial effects of the present invention:

The comb assembly is supported by the lower U-shaped frame, the upper U-shaped frame and the T-shaped rod, and the height of the upper U-shaped frame can be adjusted through the telescopic piece, so as to adjust the height of the T-shaped rod and the combing assembly, which is suitable for different bristle height requirements The concrete prefabricated parts are used for shaving work. In addition, the combing components can be disassembled and combined. The use flexibility is high, and the overall length of the combing components can be adjusted. The universal brake wheel at the bottom of the lower U-shaped frame facilitates the movement of the lower U-shaped frame. Therefore, the distance between the two T-shaped rods can be adjusted, which is convenient for supporting comb components of different lengths, so as to facilitate the brushing of concrete parts with different bristle width requirements, which expands the scope of use, and when not in use, The combing unit and the T-bar can be disassembled, and the two lower U-shaped racks can be moved toward each other, which reduces the space required for the entire equipment to be stored and is convenient for storage.

Description of drawings

Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

Fig. 1 is the front view of a kind of concrete prefabricated bristle device of the present invention;

2 is a side view of a concrete prefabricated bristle device of the present invention;

3 is a schematic diagram of a T-shaped rod in a concrete prefabricated bristle device according to the present invention;

4 is a first embodiment diagram of a combing component in a concrete prefabricated brushing device according to the present invention;

Fig. 5 is the sectional view of Fig. 4;

Fig. 6 is the schematic diagram of the components in Fig. 4;

FIG. 7 is a second embodiment diagram of a combing component in a concrete prefabricated brushing device according to the present invention;

Fig. 8 is the sectional view of Fig. 7;

Fig. 9 is the schematic diagram of the components in Fig. 7;

In the picture: 1-lower U-shaped frame, 2-upper U-shaped frame, 3-T-shaped rod, 4-hair comb assembly, 5-controller, 6-second cable, 7-expandable piece, 8-steel tape measure, 11-Universal brake wheel, 40-Second locking groove, 41-First connecting block, 42-Combination block, 43-Nut, 44-Combing rod, 45-Second connecting block, 46-Connecting block, 50- First locking slot, 60-magnet, 61-suction cup, 411-first half-threaded rod, 412-first slot, 421-second half-threaded rod, 422-first plug, 423-second slot, 451-third half-threaded rod, 452-second insert block, 521-first slot, 522-medium circular slot, 523-second slot, 551-card plate, 552-connecting rod.

Detailed ways

In order to make the technical means, creative features, achievement goals and effects realized by the present invention easy to understand, the present invention will be further described below with reference to the specific embodiments.

1-9, the present invention provides a technical solution: a concrete prefabricated bristle device, comprising two lower U-shaped frames 1 with openings in the upper part and two upper U-shaped frames 2 with openings in the lower parts , the inner bottom ends of the two lower U-shaped frames 1 are fixed with telescopic parts 7, the upper ends of the piston rods of the two telescopic parts 7 are respectively fixedly connected with the inner top ends of the two upper U-shaped frames 2, and the opposite ends of the two upper U-shaped frames 2 are A T-shaped rod 3 is fixed, a combing assembly 4 with an adjustable length is detachably installed between the two T-shaped rods 3, and a universal brake wheel 11 is fixed at the lower ends of the two lower U-shaped frames 1.

Specifically, the combing assembly 4 is supported by the lower U-shaped frame 1 , the upper U-shaped frame 2 and the T-shaped rod 3 , and the height of the upper U-shaped frame 2 can be adjusted through the telescopic member 7 , thereby adjusting the T-shaped rod 3 and the combing assembly. The height of 4 is suitable for shaving of concrete prefabricated parts with different bristle height requirements. In addition, the comb assembly 4 can be disassembled and combined, and the use flexibility is high. The overall length of the comb assembly 4 can be adjusted. The lower U-shaped frame 1 The universal brake wheel 11 at the bottom is convenient for the movement of the lower U-shaped frame 1, so that the distance between the two T-shaped rods 3 can be adjusted, and it is convenient to support the comb components 4 of different lengths, so as to facilitate the needs of different bristle widths The concrete parts are brushed, which expands the scope of use. When not in use, the brushing assembly 4 and the T-bar 3 can be disassembled, and the two lower U-shaped frames 1 can be moved toward each other, reducing the space required for the storage of the entire equipment. , for easy storage.

The combing assembly 4 includes a first connecting block 41, a combining block 42, a combing rod 44 and a second connecting block 45. The first connecting block 41 and the second connecting block 45 are respectively installed on the opposite ends of the two T-shaped rods 3. At least two combined blocks 42 are arranged between a connecting block 41 and a second connecting block 45, and the lower ends of the at least two combining blocks 42 are both fixed to the comb rod 44, the first connecting block 41, the combining block 42 and the second connecting block 42. The connecting blocks 45 are locked and connected to each other by locking pieces, and the first connecting block 41, the second connecting block 45 and at least two combining blocks 42 are spliced to form the comb assembly 4, and the number of the combing blocks 42 in the combing assembly 4 can be changed. The length of the combing assembly 4 is adjusted, and the locking piece plays a locking function, which facilitates the stable connection of the combination block 42 , the first connecting block 41 and the second connecting block 45 .

The locking piece includes a first half-threaded rod 411, a second half-threaded rod 421, a third half-threaded rod 451 and a nut 43. The front end of the combination block 42 is symmetrically fixed to the two second half-threaded rods 421. The front end of the first connecting block 41 is connected to the The relative position of the second half-threaded rod 421 fixes the first half-threaded rod 411, the front end of the third half-threaded rod 451 and the second half-threaded rod 421 are relatively positioned to fix the third half-threaded rod 451, the first half-threaded rod 411, the second half-threaded rod 451 The threaded rod 421 and the third half-threaded rod 451 have the same specifications. The second half-threaded rod 421 at the front end of the combination block 42 and the outer end of the first half-threaded rod 411 are threaded together to install a nut 43. The second half-threaded rod at the front end of the combination block 42 is threaded. A nut 43 is installed on the outer ends of the rod 421 and the third half-threaded rod 451 through threads, and a nut 43 is installed on the two second half-threaded rods 421 that fit in the two adjacent combination blocks 42 to connect the first After the block 41 and the combination block 42 are attached and placed, the first half-threaded rod 411 and the second half-threaded rod 421 are assembled into a threaded rod, and the nut 43 is threaded on the threaded rod to realize the connection between the first connecting block 41 and the combination. The block 42 is locked. Similarly, the combination block 42 and the second connection block 45 are locked and connected through the nut 43 .

A second half-threaded rod 421 is provided on the end surface of the first connecting block 41 and the combining block 42, and the first inserting block 422 is fixed on the end surfaces of at least two combining blocks 42 facing the first connecting block 41. At least two combining blocks The end faces of the first connecting block 42 opposite to the first connecting block 41 are provided with second slots 423. The second slot 423 has the same specifications as the first slot 412. The half-threaded rod 451 and the third half-threaded rod 451 have the same specifications as the first plug-in block 422, and the first plug-in block 422 in the combination block 42 that fits with the first connection block 41 is inserted into the first slot 412, and the first plug-in block 422 is inserted into the first slot 412. The three-and-a-half threaded rod 451 is inserted into the second slot 423 in the combination block 42 that is fitted with the second connection block 45 , and the second slot 423 and the first insertion block 422 in the two adjacent combination blocks 42 are inserted into The initial positioning of the first connection block 41 and the combination block 42 is realized through the cooperative installation of the first plug block 422 and the first slot 412, and the cooperative installation of the first plug block 422 and the second socket 423 is realized. The preliminary positioning of the two adjacent combining blocks 42 is achieved by the cooperating installation of the second inserting block 452 and the second slot 423 to realize the preliminary positioning of the combining block 42 and the second connecting block 45. The first slot 412 can be set as a triangle Slots, quadrilateral slots, etc., the first insert block 422 is arranged in a shape that matches the first slot 412 , which facilitates the installation of the first connection block 41 , the combination block 42 and the second connection block 45 .

The locking member includes a first locking groove 50, a connecting block 46 and a first locking groove 50. A first locking groove 50 is formed on the end surface of the first connecting block 41 and the combination block 42, and the second connecting block 45 and at least two The connecting block 46 is fixed on the end surface of the combination block 42 facing the first connection block 41 , and the end surfaces of the at least two combination blocks 42 opposite to the first connection block 41 are both provided with a second locking groove 40 and the second locking groove 40 is connected with the first connection block 41 . A locking slot 50 has the same specifications. The first locking slot 50 includes a first locking slot 521 , a middle circular slot 522 and a second locking slot 523 , and the first locking slot 521 , the middle round slot 522 and the second locking slot 523 communicate with each other. A card slot 521 is provided on the side of the middle circular groove 522 facing the first connecting block 41 , the second card slot 523 is provided on the side of the first card slot 521 facing the second connecting block 45 , and the connecting block 46 includes a card plate 551 And the connecting rod 552, the clamping plate 551 is fixed on the side end surface of the connecting rod 552 facing the first connecting block 41, and the connecting block 46 is fixedly connected with the second connecting block 45 and the combination block 42 through the connecting rod 552, and the clamping plate 551 is provided in Inside the first card slot 521, the connecting rod 552 penetrates through the second card slot 523 and the inside of the middle circular groove 522. A magnet 60 is fixed on the inner wall of the first card slot 521. 551 is adsorbed, the first connection block 41, the combination block 42 and the second connection block 45 are fixed to each other, and in order to improve the connection stability, the second slot 523 and the first slot 521 When the card slot 521 is engaged, the end of the second card slot 523 close to the first card slot 521 limits the position of the card board 551 to prevent the card board 551 from moving out of the first locking slot 50. When it needs to be disassembled, move it outward. An upper U-shaped frame 2 pulls the T-bar 3 and the second connecting block 45 to move synchronously, so that the connecting block 46 connected with the second connecting block 45 moves, so that the connecting rod 552 in the connecting block 46 is removed from the combination block. The first card slot 521 inside the 42 is moved to the inside of the middle circular slot 522, and then the combination block 42 adjacent to the second connection block 45 is rotated so that the connection card plate 551 of the second connection block 45 is opposite to the position 553 of the combination block 42. , and then move the second connecting block 45 away from the combined block 42 to separate the second connecting block 45 from the combined block 42. Similarly, an appropriate number of combined blocks 42 can be added or decreased, and then the combined block 42 can be separated. A locking connection is made with the second connection block 45 .

The clamping plate 551 includes a cylinder and at least two protruding blocks fixed on the annular outer end of the cylinder. The second clamping slot 523 includes an inner circular hole and at least two extending grooves evenly formed on the annular inner wall of the inner circular hole. 521 and the second card slot 523 have the same shape and the extension slots of the two are dislocated. This is an embodiment of the card plate 551, which can realize the disassembly of the first card slot 521, the middle round slot 522 and the second card slot 523. It can also be set as a card board 551 of other shapes.

The front end of the lower U-shaped frame 1 is processed with a scale line, which is convenient for personnel to intuitively understand the height of the upper U-shaped frame 2 .

The telescopic part 7 is set as an electric cylinder, the right end of the upper U-shaped frame 2 on the right side is fixed with the controller 5, the electric cylinder on the right is connected with the controller 5 through the first cable, and the electric cylinder on the left is connected through the second cable The cable 6 is connected to the controller controller 5, the upper end of the controller controller 5 is sheathed and fixed at least two collars, the lower ends of the at least two collars are fixed with suction cups 61, and the at least two suction cups 61 are adsorbed on the upper end of the combing assembly 4, through the control The controller 5 is convenient to control the start and stop of the two electric cylinders. The electric cylinders can adjust the height of the upper U-shaped frame 2 and support the second cable 6 through the suction cup 61 .

The front end of the upper U-shaped frame 2 on the left is fixed with a collecting frame for collecting the second cables 6 , so as to facilitate the storage of the second cables 6 and the suction cups 61 that are too long.

The steel tape measure 8 is fixed at the upper end of the upper U-shaped frame 2 on the left side, and the fixing plate 81 is fixed at the upper end of the upper U-shaped frame 2 on the right side. The distance between the two upper U-shaped frames 2.

While the basic principles and main features and advantages of the present invention have been shown and described above, it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but without departing from the spirit or essential aspects of the present invention. In the case of the characteristic features, the present invention can be implemented in other specific forms. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the appended claims. All changes within the meaning and range of the equivalents of , are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (7)

1. A concrete prefabricated bristle device is characterized in that: it comprises two lower U-shaped frames (1) with openings at the upper part and two upper U-shaped frames (2) with openings at the lower parts, and the two lower The inner bottom ends of the U-shaped frame (1) are fixed with telescopic pieces (7). T-shaped rods (3) are fixed at opposite ends of the upper U-shaped frame (2), and a length-adjustable comb assembly (4) is detachably installed between the two T-shaped rods (3). The lower end of the frame (1) is fixed with a universal brake wheel (11); The combing assembly (4) comprises a first connecting block (41), a combining block (42), a combing rod (44) and a second connecting block (45), the first connecting block (41) and the second connecting block (45) are respectively installed on the opposite ends of the two T-shaped rods (3), and at least two combined blocks ( 42), the lower ends of at least two of the combination blocks (42) are fixed with a combing rod (44), and the first connection block (41), the combination block (42) and the second connection block (45) are locked with each other piece locking connection; The locking piece includes a first half-threaded rod (411), a second half-threaded rod (421), a third half-threaded rod (451) and a nut (43), and the front end of the combination block (42) is symmetrically fixed to two left and right The second half-threaded rod (421), the front end of the first connecting block (41) and the second half-threaded rod (421) are relatively positioned to fix the first half-threaded rod (411), and the third half-threaded rod (451) A third half-threaded rod (451) is fixed relative to the front end and the second half-threaded rod (421). The first half-threaded rod (411), the second half-threaded rod (421), and the third half-threaded rod (451) The specifications are the same. The second half-threaded rod (421) at the front end of the combination block (42) and the outer end of the first half-threaded rod (411) are threaded to install a nut (43) together. The outer ends of the second half-threaded rod (421) and the third half-threaded rod (451) are jointly mounted with a nut (43) through threads. A nut (43) is commonly installed on the threaded rod (421); A second half-threaded rod (421) is provided on the end face of the first connection block (41) and the combination block (42), and at least two of the combination blocks (42) face the end face of the first connection block (41). A first insert block (422) is fixed on both, and a second slot (423) is provided on the end faces of at least two of the combination blocks (42) opposite to the first connection block (41), and the second slot ( 423) The specifications of the first slot (412) are the same, and a third half-threaded rod (451) is fixed on the end surface of the second connecting block (45) and the combination block (42), and the third half-threaded rod (451) is (451) has the same specification as the first inserting block (422), and the first inserting block (422) in the combination block (42) fitted with the first connecting block (41) is inserted into the first slot (412) ), the third half-threaded rod (451) is inserted into the second slot (423) in the combination block (42) that fits with the second connection block (45), two adjacent said combination The second slot (423) in the block (42) and the first inserting block (422) are plugged and connected. 2 . The bristle device for concrete prefabricated parts according to claim 1 , wherein the locking member comprises a first locking groove (50), a connecting block (46) and a first locking groove (50), so that the A first locking groove (50) is provided on the end face where the first connecting block (41) and the combination block (42) fit, and the second connecting block (45) and at least two combination blocks (42) face the first connection Connecting blocks (46) are fixed on the end faces of the blocks (41), and second locking grooves (40) are provided on the end faces of at least two of the combination blocks (42) facing away from the first connecting block (41). The locking groove (40) has the same specifications as the first locking groove (50), and the first locking groove (50) includes a first locking groove (521), a middle circular groove (522) and a second locking groove (523) and the third locking groove (523) is A clamping slot (521), a middle circular groove (522) and a second clamping groove (523) are connected to each other, and the first clamping groove (521) is provided on the side of the middle circular groove (522) facing the first connecting block (41). On one side, the second card slot (523) is provided on the side of the first card slot (521) facing the second connecting block (45), and the connecting block (46) includes a card plate (551) and a connecting rod (552), the clamping plate (551) is fixed on the side end surface of the connecting rod (552) facing the first connecting block (41), and the connecting block (46) is connected to the second connecting block through the connecting rod (552) (45) and the combination block (42) are fixedly connected, the clamping plate (551) is arranged inside the first clamping slot (521), and the connecting rod (552) penetrates the second clamping slot (523) and the middle circular groove ( 522), a magnet (60) is fixed on the inner wall of the first card slot (521), and the magnet (60) is attached to the end face of the card plate (551). 3 . The brushing device for concrete prefabricated parts according to claim 2 , wherein the clamping plate ( 551 ) comprises a cylinder and at least two projections fixed on the annular outer end of the cylinder, and the second clamping plate ( 551 ) The groove (523) includes an inner circular hole and at least two extending grooves evenly formed on the annular inner wall of the inner circular hole, the first clamping groove (521) and the second clamping groove (523) have the same shape and the extension grooves of the two are Misplaced settings. 4 . The brushing device for concrete prefabricated parts according to claim 1 , characterized in that: the front end of the lower U-shaped frame ( 1 ) is processed with a scale line. 5 . 5 . The brushing device for concrete prefabricated parts according to claim 1 , wherein the telescopic element ( 7 ) is set as an electric cylinder, and a controller controller is fixed at the right end of the upper U-shaped frame ( 2 ) on the right side. 6 . (5), the electric cylinder described on the right is connected to the controller controller (5) through the first cable, and the electric cylinder described on the left is connected to the controller controller (5) through the second cable (6) The upper end of the controller controller (5) is fitted with at least two collars, the lower ends of the at least two collars are fixed with suction cups (61), and at least two of the suction cups (61) are adsorbed on the combing assembly (4). ) top. 6 . The brushing device for concrete prefabricated parts according to claim 5 , wherein the front end of the upper U-shaped frame ( 2 ) on the left side is fixed to a collecting frame for collecting the second cables ( 6 ). 7 . 7. The brushing device for concrete prefabricated parts according to claim 1, characterized in that: the upper U-shaped frame (2) on the left side is fixed with a steel tape measure (8) at the upper end, and the upper U-shaped frame (2) on the right side is fixed with a steel tape measure (8). ) to fix the fixing plate (81) at the upper end, and the movable end of the ruler strip of the steel tape measure (8) is fixedly connected with the fixing plate (81).

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