CN220882789U

CN220882789U - Precast slab napping device

Info

Publication number: CN220882789U
Application number: CN202322535457.XU
Authority: CN
Inventors: 余国义
Original assignee: Anhui Beiming New Material Co ltd
Current assignee: Anhui Beiming New Material Co ltd
Priority date: 2023-09-18
Filing date: 2023-09-18
Publication date: 2024-05-03
Anticipated expiration: 2033-09-18

Abstract

The utility model relates to the technical field of precast slabs, in particular to a precast slab roughening device, which comprises: the frame body, the top of frame body is equipped with adjustment mechanism, adjustment mechanism's below is equipped with a plurality of napping knives, adjustment mechanism is used for the height of regulation, the napping knives is connected with adjustment mechanism through maintenance mechanism, the pull ring is all installed at the top both ends of frame body, the both sides inner wall below of frame body is equipped with carries out spacing positioning mechanism to the frame body. According to the utility model, through the arrangement of the positioning mechanism, the adjusting screw rods at two sides are rotated to drive the guide wheels at two sides to respectively contact with the side walls at two sides of the precast slab, the frame body moves to drive the guide wheels to roll on the precast slab, so that the guide wheels roll with the precast slab while guiding, the friction force is small, and the abrasion is reduced; according to the utility model, through the arrangement of the adjusting mechanism, a worker rotates the hand wheel to adjust the napping knife to a proper height, and the worker does not need to bend down to enter the frame body for adjustment, so that the napping knife is more convenient and faster.

Description

Precast slab napping device

Technical Field

The utility model relates to the technical field of prefabricated plates, in particular to a prefabricated plate roughening device.

Background

Precast slabs are often used in construction, and in order to enhance the bonding effect of the precast slabs and concrete poured in site construction, roughening is required to be performed on the surfaces of the precast slabs, and the roughness of the surfaces of the precast slabs is increased to improve bonding compactness.

Publication No.: CN217552680U proposes an assembled concrete precast slab surface napping mechanism, which comprises a supporting rack, the top center of support frame is provided with vertical decurrent lifter, the bottom of lifter is connected with horizontally lifter, the lower surface mounting of lifter has the napping sword that a row of equidistance set up, the both sides bottom of support frame is connected with the curb plate, two the face in opposite directions of curb plate is connected with horizontally regulation pole, the inner of adjusting the pole is provided with buffer assembly, the guide block is installed to buffer assembly's inner, the lifter with the outside of adjusting the pole is provided with first fixed subassembly and second fixed subassembly respectively. According to the utility model, the device is fixed on two sides of the precast slab, the supporting frame is pulled to move along the precast slab, and the roughening treatment is carried out on the surface of the precast slab by using the roughening knife, so that the traditional manual roughening is replaced, the use is convenient, and the roughening efficiency is greatly improved.

Applicants have found that there are some disadvantages in use: the guide block can be used for guiding the support frame during napping, so that the support frame moves along the precast slab, but after the guide block is attached to the precast slab, the friction force between the guide block and the precast slab is large, the guide block rubs on the precast slab, so that the abrasion of the guide block is large, meanwhile, because the lifting inner rod is positioned inside the support frame, workers need to enter into a bending part to enter into the support frame for operation during the position adjustment of the lifting inner rod, the operation is not convenient enough, a napping knife is arranged at the bottom of the lifting plate, and after a single blade is damaged during the use, the damaged blade cannot be flexibly replaced.

Therefore, the utility model designs a prefabricated plate roughening device to solve the problems in the prior art.

Disclosure of utility model

The utility model aims to provide a prefabricated plate roughening device which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a prefabricated panel roughening apparatus comprising: the frame body, the top of frame body is equipped with adjustment mechanism, adjustment mechanism's below is equipped with a plurality of napping knives, adjustment mechanism is used for the height of regulation, the napping knives is connected with adjustment mechanism through maintenance mechanism, the pull ring is all installed at the top both ends of frame body, the both sides inner wall below of frame body is equipped with carries out spacing positioning mechanism to the frame body.

Preferably, the adjusting mechanism comprises a screw rod, the screw rod is rotatably arranged between the inner walls of the two sides above the frame body, the outer side walls of the two sides of the screw rod are provided with napping blocks through threads in a sliding manner, a hand wheel is arranged on one side of the screw rod, napping rods are hinged to the two ends of the bottom of each napping block, the bottom of each napping rod is hinged to the top of each napping plate, and the napping plates are in sliding arrangement with the frame body.

Preferably, the maintenance mechanism comprises a plurality of slots, the number of the slots is matched with that of the napping knives, a plurality of slots are formed in the bottom of the napping plate at equal intervals, an inserting block is slidably mounted in each slot, the bottom of each inserting block is connected with the top of the napping knives, screw holes are formed in the tops of the inserting blocks, locking bolts with the same number as the inserting blocks are mounted on the tops of the napping plates through threaded rotation, and the locking bolts are connected with the screw holes in the tops of the inserting blocks through threads.

Preferably, the positioning mechanism comprises two adjusting screws, the two adjusting screws are respectively rotatably mounted on side walls on two sides below the frame body, guide plates are rotatably mounted on one sides, close to each other, of the two adjusting screws, a plurality of guide wheels are arranged on one sides, close to each other, of the guide plates, guide rods are mounted on one sides, close to the frame body, of the guide wheels, the guide rods are slidably mounted with the frame body, and handles are mounted on one sides, far away from the guide plates, of the adjusting screws.

Preferably, a limiting rod is arranged between the inner walls of the two sides of the frame body, and the limiting rod is in sliding connection with the two napping blocks.

Preferably, the inner walls of the two sides of the frame body are provided with sliding grooves, and the sliding grooves are in sliding connection with the napping plates.

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the utility model, through the arrangement of the positioning mechanism, the adjusting screw rods at two sides are rotated to enable the guide plate to be close to the precast slab, the guide wheels at two sides are driven to be respectively contacted with the side walls at two sides of the precast slab, the frame body moves to drive the guide wheels to roll on the precast slab, the guide wheels and the precast slab roll while guiding, the friction force is small, and the abrasion is reduced;

2. According to the utility model, through the arrangement of the adjusting mechanism, a worker rotates the hand wheel to drive the screw rod to rotate, so that the two roughening blocks are close to or far away from each other, the roughening plate is lifted through the roughening rod, the roughening knife can be adjusted to a proper height according to the thickness of the precast plate, and the worker does not need to bend down to enter the frame body for adjustment, so that the roughening device is more convenient and faster;

3. According to the utility model, through the arrangement of the maintenance mechanism, after one roughening cutter is damaged, the locking bolt above the damaged roughening cutter can be rotated, so that the locking bolt leaves the screw hole on the insert block, the insert block and the roughening cutter can be taken out from the slot, a new roughening cutter and an insert block are replaced, the new roughening cutter and the new insert block are inserted into the slot again, and the locking bolt is screwed again, so that the replacement can be completed, and the damaged roughening cutter is convenient to replace.

Drawings

FIG. 1 is a top perspective view of the present utility model;

FIG. 2 is a bottom perspective view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure A of FIG. 2 according to the present utility model;

fig. 4 is an enlarged schematic view of the structure at B of fig. 1 according to the present utility model.

In the figure: 1. a frame body; 2. an adjusting mechanism; 3. a roughening knife; 4. a maintenance mechanism; 5. a pull ring; 6. a positioning mechanism; 201. a screw rod; 202. napping blocks; 203. a hand wheel; 204. a napping rod; 205. a drawing plate; 401. a slot; 402. inserting blocks; 403. a locking bolt; 601. adjusting a screw; 602. a guide plate; 603. a guide wheel; 604. a guide rod; 605. a handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided: a prefabricated panel roughening apparatus comprising: the frame body 1, the top of frame body 1 is equipped with adjustment mechanism 2, the below of adjustment mechanism 2 is equipped with a plurality of broach 3, adjustment mechanism 2 is used for adjusting 3 highly, the broach 3 is connected with adjustment mechanism 2 through maintenance mechanism 4, pull ring 5 is all installed at the top both ends of frame body 1, the both sides inner wall below of frame body 1 is equipped with carries out spacing positioning mechanism 6 to frame body 1, adjustment mechanism 2 highly adjusts the broach 3, the prefabricated plate with different thickness has been suitable for, the cover is equipped with the stay cord on pull ring 5, the pulling rope moves frame body 1, positioning mechanism 6 carries out spacingly to the position that frame body 1 moved, make frame body 1 move along the position of prefabricated plate all the time, maintenance mechanism 4 is convenient for change the broach 3 of damage.

Referring to fig. 1-2, in this embodiment: the adjusting mechanism 2 comprises a screw rod 201, the screw rod 201 is rotatably arranged between the inner walls of the two sides above the frame body 1, the outer side walls of the two sides of the screw rod 201 are provided with napping blocks 202 through threads in a sliding manner, one side of the screw rod 201 is provided with a hand wheel 203, two ends of the bottom of the napping blocks 202 are hinged with napping rods 204, the bottom of each napping rod 204 is hinged to the top of each napping plate 205, the napping plates 205 are slidably arranged with the frame body 1, the hand wheel 203 is rotated to enable the screw rod 201 to positively and negatively rotate, the two napping blocks 202 are driven to approach or depart from each other, the napping plates 205 are lifted through the napping rods 204, so that the height of a napping knife 3 is adjusted, napping is convenient to carry out on precast slabs with different thicknesses, and workers only need to rotate the hand wheel 203 to bend down to enter the frame body 1 for operation, so that the operation is more convenient.

Referring to fig. 1-4, in this embodiment: the maintenance mechanism 4 comprises a plurality of slots 401, the number of the slots 401 is matched with that of the roughening cutters 3, the slots 401 are formed in the bottoms of the roughening plates 205 at equal intervals, inserting blocks 402 are slidably mounted in the slots 401, the bottoms of the inserting blocks 402 are connected with the tops of the roughening cutters 3, screw holes are formed in the tops of the inserting blocks 402, locking bolts 403 which are the same as the inserting blocks 402 in number are rotatably mounted on the tops of the roughening plates 205 through threads, the locking bolts 403 are connected with the screw holes in the tops of the inserting blocks 402 through threads, after one roughening cutter 3 is damaged, the locking bolts 403 above the locking bolts 403 can be screwed, so that the locking bolts 403 leave the screw holes in the tops of the inserting blocks 402, then the inserting blocks 402 and the roughening cutters 3 can be taken out for replacement, and after new roughening cutters 3 and inserting blocks 402 are replaced, the locking bolts 403 are screwed, and the damaged roughening cutters 3 can be replaced conveniently.

Referring to fig. 1-2, in this embodiment: the positioning mechanism 6 comprises two adjusting screws 601, the two adjusting screws 601 are respectively rotatably arranged on two side walls below the frame body 1, guide plates 602 are rotatably arranged on one sides, close to each other, of the two adjusting screws 601, a plurality of guide wheels 603 are arranged on one sides, close to each other, of the two guide plates 602, guide rods 604 are arranged on one sides, close to the frame body 1, of the guide wheels 603, the guide rods 604 are slidably arranged with the frame body 1, handles 605 are arranged on one sides, far from the guide plates 602, of the adjusting screws 601, the handles 605 are rotated, the adjusting screws 601 are rotated and approach to the prefabricated plates, the guide rods 604 limit the guide plates 602, the guide wheels 603 are driven to contact with the side walls of the prefabricated plates when the frame body 1 moves, the guide wheels 603 are driven to roll on the side walls of the prefabricated plates, friction force is reduced, and abrasion is reduced when the frame body 1 is guided.

Referring to fig. 2, in the present embodiment: a limiting rod is arranged between the inner walls of the two sides of the frame body 1 and is in sliding connection with the two napping blocks 202, and the limiting rod limits the two napping blocks 202 to avoid deviation in the transverse movement of the two napping blocks 202.

Referring to fig. 1, in this embodiment: the inner walls of the two sides of the frame body 1 are provided with sliding grooves which are in sliding connection with the napping plate 205, and the sliding grooves limit the napping plate 205 and can avoid deviation in lifting of the napping plate 205.

Working principle: the frame body 1 is moved to the upper part of the precast slab, according to the width of the precast slab, the handles 605 at the two sides are rotated to enable the adjusting screw 601 to rotate, the adjusting screw 601 drives the guide plate 602 to be close to the precast slab, the guide wheel 603 is enabled to be in contact with the side wall of the precast slab, the hand wheel 203 is rotated to enable the screw rod 201 to rotate, the screw rod 201 drives the two napping blocks 202 to be close to each other, the napping plate 205 is enabled to descend to a proper height through the napping rod 204, the pull ring 5 is driven to descend to a proper height, a rope is bound on the pull ring 5, the pull ring 5 is driven to move by pulling the rope, the precast slab is enabled to carry out napping operation, the frame body 1 is driven to roll on the side wall of the precast slab by moving, the frame body 1 is prevented from being deviated, and deflection of the frame body 1 is avoided.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A prefabricated panel roughening apparatus comprising: support body (1), its characterized in that: the utility model discloses a novel napping machine, including support body (1), adjustment mechanism (2), support body (1) top is equipped with adjustment mechanism (2), the below of adjustment mechanism (2) is equipped with a plurality of napping knives (3), adjustment mechanism (2) are used for adjusting the height of napping knives (3), napping knives (3) are connected with adjustment mechanism (2) through maintenance mechanism (4), pull rings (5) are all installed at the top both ends of support body (1), both sides inner wall below of support body (1) is equipped with and carries out spacing positioning mechanism (6) to support body (1).

2. A prefabricated panel roughening apparatus as claimed in claim 1, wherein: the adjusting mechanism (2) comprises a screw rod (201), the screw rod (201) is rotatably arranged between the inner walls of the two sides above the frame body (1), the outer side walls of the two sides of the screw rod (201) are provided with napping blocks (202) through screw threads in a sliding mode, a hand wheel (203) is arranged on one side of the screw rod (201), napping rods (204) are hinged to the two ends of the bottom of each napping block (202), the bottoms of the napping rods (204) are hinged to the top of a napping plate (205), and the napping plate (205) is in sliding installation with the frame body (1).

3. A prefabricated panel roughening apparatus as claimed in claim 1, wherein: maintenance mechanism (4) are including a plurality of slots (401), and the quantity and the napping sword (3) phase-match of slot (401), a plurality of the bottom at napping board (205) is offered to slot (401) equidistance, sliding fit has inserted block (402) in slot (401), the bottom of inserted block (402) is connected with the top of napping sword (3), the screw has been seted up at the top of inserted block (402), locking bolt (403) the same with inserted block (402) quantity are installed through screw rotation at the top of napping board (205), and locking bolt (403) are connected through the screw at inserted block (402) top.

4. A prefabricated panel roughening apparatus as claimed in claim 1, wherein: positioning mechanism (6) are including two adjusting screw (601), two adjusting screw (601) rotate respectively and install on the both sides lateral wall of support body (1) below, two one side that adjusting screw (601) are close to each other all rotates and installs deflector (602), two one side that deflector (602) are close to each other all is equipped with a plurality of leading wheels (603), deflector (604) are installed to one side that deflector (603) is close to support body (1), deflector (604) and support body (1) slidable mounting, handle (605) are installed to one side that deflector (602) are kept away from to adjusting screw (601).

5. A prefabricated panel roughening apparatus as claimed in claim 1, wherein: a limiting rod is arranged between the inner walls of the two sides of the frame body (1), and the limiting rod is in sliding connection with the two napping blocks (202).

6. A prefabricated panel roughening apparatus as claimed in claim 1, wherein: the inner walls of the two sides of the frame body (1) are provided with sliding grooves which are in sliding connection with the napping plates (205).