CN219338652U

CN219338652U - Clamping device

Info

Publication number: CN219338652U
Application number: CN202223522894.XU
Authority: CN
Inventors: 盛洪伟; 盛炬锋; 张芹芳; 盛依丽; 詹林杰; 李从涛; 卢友君
Original assignee: Ningxia Fangsheng Pipe Industry Co ltd
Current assignee: Ningxia Fangsheng Pipe Industry Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-07-14
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses a clamping device, which comprises a main board and four vertical frames arranged on the outer walls of two sides of the main board, wherein a top frame is fixedly arranged between the inner walls of two opposite sides of the four vertical frames, two lower clamping plates are slidably arranged on the outer walls of the top of the main board, two hydraulic cylinders are slidably arranged on the outer walls of the bottom of the top frame, an upper clamping plate is fixedly arranged at the piston ends of the hydraulic cylinders, the lower clamping plates are matched with the upper clamping plate, and a positioning mechanism for positioning is arranged between the outer walls of the bottom of the upper clamping plate and the outer walls of the top of the lower clamping plate; according to the PE pipe welding device, the two hydraulic cylinders are started to drive the two upper clamping plates to be close to the two lower clamping plates, so that the two PE pipes can be clamped, the motor is started to drive the two lower clamping plates to be close to each other, the two PE pipes can be driven to be close to each other, welding can be performed after the two PE pipes are tightly attached, the two PE pipes can be clamped simultaneously through the two upper clamping plates and the two lower clamping plates, operation by workers is facilitated, and the practicability is improved.

Description

Clamping device

Technical Field

The utility model relates to the technical field of PE pipe clamping, in particular to a clamping device.

Background

PE pipe, also called PE pipe, is a water pipe material using polyethylene resin as main raw material, which is extruded and formed, and is mainly applied to indoor and outdoor low temperature water supply pipelines, etc., and has the characteristic of excellent chemical resistance for most life and industry, and is widely used in various water supply and drainage pipeline construction, in the construction process, PE pipe is required to be clamped, and people often use a clamping device to clamp the PE pipe.

Through retrieving, a clamping device for PE pipe installation of patent publication No. CN217583451U ", through setting up the base, the fixed block, first recess, the second recess, the ejector pin, the grip block, the kicking block, the third recess, the extrusion piece, the tilting part, the tilting block, first spring, drive part, guide part and elastic component's cooperation is used, ejector pin and first recess sliding connection, kicking block and second recess sliding connection, extrusion piece and third recess sliding connection, the grip block is made for elastic material, can deform, can carry out the centre gripping to the PE pipe of equidimension fixedly, can prevent that the PE pipe from rocking, can be convenient for the installation of PE pipe is fixed, the PE pipe of current PE pipe installation clamping device of having solved most only clamp fixing dimension, the application scope is less, the flexibility is not enough, inconvenient problem has been brought for the user.

The technical characteristics have the following defects: only one PE pipe can be clamped, in the construction process, due to the field variability, two PE pipes are often required to be butted or welded, and then the two PE pipes are required to be clamped simultaneously.

Disclosure of Invention

The present utility model is directed to a clamping device, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the clamping device comprises a main board and four vertical frames arranged on the outer walls of two sides of the main board, wherein a top frame is fixedly arranged between the inner walls of the opposite sides of the four vertical frames, two lower clamping plates are slidably arranged on the outer wall of the top of the main board, and two hydraulic cylinders are slidably arranged on the outer wall of the bottom of the top frame;

the piston end of pneumatic cylinder all fixed mounting has the punch holder, and lower plate and punch holder looks adaptation are provided with the positioning mechanism who is used for the location between the bottom outer wall of punch holder and the top outer wall of lower plate, and the top outer wall of mainboard is provided with the sliding mechanism who is used for gliding.

Preferably, the sliding mechanism comprises a bidirectional threaded rod, a first chute is formed in the outer wall of the top of the main plate, the bidirectional threaded rod is rotatably mounted between the inner wall of one end of the first chute and the outer wall of one end of the main plate, a motor is fixedly mounted on the outer wall of one end of the main plate, one end of an output shaft of the motor is fixedly connected with the bidirectional threaded rod, two lower clamping plates are sleeved on the outer wall of the circumference of the bidirectional threaded rod in a sliding manner through threads, and the two lower clamping plates are mounted between the inner walls of two sides of the first chute in a sliding manner.

Preferably, the positioning mechanism comprises a positioning rod, the circumferential outer walls of the two lower clamping plates are provided with two lower side plates, the top outer walls of the lower side plates are provided with two positioning holes, the circumferential outer walls of the two upper clamping plates are provided with two upper side plates, the positioning rod is fixedly arranged on the bottom outer wall of the upper side plate, and the positioning rod is matched with the positioning holes.

Preferably, the top outer wall of the top frame is provided with a second sliding groove, a sliding rod is fixedly arranged between the inner walls of the two ends of the second sliding groove, the circumference outer wall of the sliding rod is sleeved with two sliding blocks in a sliding manner, the two sliding blocks are slidably arranged between the inner walls of the two sides of the second sliding groove, and the two hydraulic cylinders are fixedly arranged on the bottom outer walls of the two sliding blocks respectively.

Preferably, the outer walls of the bottoms of the two lower clamping plates are rotatably provided with two pulleys, and the pulleys are contacted with the inner wall of the bottom of the first sliding groove.

Preferably, two circumference outer walls of the lower clamping plates are provided with two supporting rods, one side outer wall of each supporting rod is rotatably provided with a roller, and the rollers are in contact with the top outer wall of the main board.

Preferably, two clamping grooves are formed in the outer walls of one ends of the upper clamping plate and the lower clamping plate, replacement blocks are arranged on the inner walls of the circumferences of the upper clamping plate and the lower clamping plate, clamping blocks are arranged on the outer walls of the circumferences of the replacement blocks, and the clamping blocks are matched with the clamping grooves.

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

when the PE pipe welding device is used, the two hydraulic cylinders are started to drive the two upper clamping plates to separate from the two lower clamping plates, at the moment, the two PE pipes to be welded are respectively placed on the two lower clamping plates, the two hydraulic cylinders are started again to drive the two upper clamping plates to be close to the two lower clamping plates, the two PE pipes can be clamped after the two upper clamping plates are close to a certain degree, the motor is started to drive the two lower clamping plates to be close to each other, the two PE pipes can be driven to be close to each other, the welding can be performed after the two PE pipes are tightly attached, and the two PE pipes can be clamped simultaneously through the two upper clamping plates and the two lower clamping plates, so that the operation of workers is facilitated, and the practicability is improved;

according to the utility model, when the lower clamping plate is used, the upper clamping plate can be positioned when being lifted or lowered through the positioning rod, so that unstable clamping caused by deviation during clamping is prevented, when the lower clamping plate is used, the friction force between the lower clamping plate and the first sliding groove can be reduced through the pulley, so that the sliding of the lower clamping plate is smoother, when the lower clamping plate is used, the lower clamping plate can be supported when being slid through the supporting rod, and the stability of the lower clamping plate when sliding left and right is improved;

in the utility model, when in use, the distance between the upper clamping plate and the lower clamping plate can be changed by taking down or installing the replacement block, so that the diameter of the PE pipe can be changed, the PE pipe with various diameters can be clamped, and the practicability is further improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a clamping device.

Fig. 2 is a schematic view of a lower clamping plate structure of the clamping device.

Fig. 3 is a schematic view of a positioning rod structure of the clamping device.

Fig. 4 is a schematic view of the structure of the upper clamping plate of the clamping device.

In the figure: 1. a main board; 2. a first chute; 3. a two-way threaded rod; 4. a motor; 5. a lower clamping plate; 6. a top frame; 7. a second chute; 8. a slide bar; 9. a slide block; 10. a hydraulic cylinder; 11. an upper clamping plate; 12. a pulley; 13. a support rod; 14. a roller; 15. replacing the block; 16. a clamping groove; 17. a clamping block; 18. a lower side plate; 19. positioning holes; 20. an upper side plate; 21. a positioning rod; 22. and (5) a vertical frame.

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.

Example 1

Referring to fig. 1-4, in the embodiment of the present utility model, a clamping device includes a main board 1 and four vertical frames 22 disposed on outer walls of two sides of the main board 1, a top frame 6 is fixedly installed between inner walls of opposite sides of the four vertical frames 22, two lower clamping plates 5 are slidably installed on an outer wall of a top portion of the main board 1, and two hydraulic cylinders 10 are slidably installed on an outer wall of a bottom portion of the top frame 6;

the piston end of pneumatic cylinder 10 is all fixed mounting has punch holder 11, punch holder 5 and punch holder 11 looks adaptation, be provided with the positioning mechanism who is used for the location between the bottom outer wall of punch holder 11 and the top outer wall of punch holder 5, the top outer wall of mainboard 1 is provided with the sliding mechanism who is used for the slip, when using, start two pneumatic cylinders 10, drive two punch holder 11 and break away from two punch holder 5, put two PE pipes that will weld on two punch holder 5 respectively this moment, start two pneumatic cylinders 10 again, drive two punch holder 11 and be close to two punch holder 5, be close to after a certain extent, can press from both sides tight two PE pipes, start motor 4 this moment, drive two punch holder 5 and be close to each other, can weld through two punch holder 11 and two punch holder 5 that set up, can clamp two PE pipes simultaneously, make things convenient for the staff to operate, its practicality has been improved.

Wherein, slide mechanism includes two-way threaded rod 3, and the top outer wall of mainboard 1 is opened there is first spout 2, two-way threaded rod 3 rotates and installs between the one end inner wall of first spout 2 and the one end outer wall of mainboard 1, the one end outer wall fixed mounting of mainboard 1 has motor 4, motor 4's output shaft one end and two-way threaded rod 3 fixed connection, two lower splint 5 all cup joint the circumference outer wall at two-way threaded rod 3 through the screw thread slip, two equal slidable mounting of lower splint 5 are between the both sides inner wall of first spout 2, when using, start motor 4, drive two-way threaded rod 3 and rotate, and then drive two lower splint 5 and slide in first spout 2, can drive two PE pipes and be close to each other.

Wherein, positioning mechanism includes locating lever 21, and the circumference outer wall of two lower plate 5 all is provided with two lower side plates 18, two locating holes 19 have all been opened to the top outer wall of lower side plate 18, the circumference outer wall of two upper plates 11 all is provided with two upper plates 20, locating lever 21 fixed mounting is at the bottom outer wall of upper plate 20, locating lever 21 and locating hole 19 looks adaptation, when using, through the locating lever 21 that sets up, can provide the location to it when upper plate 11 rises or descends, the deviation appears when preventing the centre gripping, cause the centre gripping unstable.

Wherein, open the top outer wall of roof-rack 6 has second spout 7, and fixed mounting has slide bar 8 between the both ends inner wall of second spout 7, slide bar 8's circumference outer wall slip has cup jointed two sliders 9, two sliders 9 equal slidable mounting are between the both sides inner wall of second spout 7, two pneumatic cylinders 10 respectively fixed mounting are at the bottom outer wall of two sliders 9, when using, through the second spout 7 that sets up, two lower splint 5 slides and drives two punch holder 11 and slide, and then drive two sliders 9 and slide in second spout 7, stability when the stability of punch holder 11 slip can be increased.

Wherein, two pulleys 12 are installed to the bottom outer wall of two lower plates 5 all rotates, and pulley 12 and the bottom inner wall of first spout 2 contact, when using, through the pulley 12 that sets up, reducible lower plate 5 and the frictional force between the first spout 2, make its slip more smooth and easy.

Wherein, the circumference outer wall of two lower plate 5 all is provided with two branches 13, and the one side outer wall of branch 13 all rotates and installs gyro wheel 14, and gyro wheel 14 contacts with the top outer wall of mainboard 1, when using, through the branch 13 that sets up, can provide the support to it when lower plate 5 slides, increases the stability when its side-to-side slip.

Example 2

Referring to fig. 2, unlike embodiment 1, two clamping grooves 16 are formed on the outer walls of one ends of the upper clamping plate 11 and the lower clamping plate 5, and replacement blocks 15 are disposed on the inner walls of the circumferences of the upper clamping plate 11 and the lower clamping plate 5, clamping blocks 17 are disposed on the outer walls of the circumferences of the replacement blocks 15, and the clamping blocks 17 are matched with the clamping grooves 16, when in use, the distance between the upper clamping plate 11 and the lower clamping plate 5 can be changed by taking down or installing the replacement blocks 15, so that the diameter of the PE pipe can be changed, and the PE pipe with various diameters can be clamped, thereby further improving the practicability.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.

Claims

1. The utility model provides a clamping device, includes mainboard (1), sets up four perpendicular framves (22) at mainboard (1) both sides outer wall, its characterized in that: a top frame (6) is fixedly arranged between the inner walls of the opposite sides of the four vertical frames (22), two lower clamping plates (5) are slidably arranged on the outer walls of the tops of the main boards (1), and two hydraulic cylinders (10) are slidably arranged on the outer walls of the bottoms of the top frames (6);

the piston end of pneumatic cylinder (10) is all fixed mounting has punch holder (11), and lower plate (5) and punch holder (11) looks adaptation, be provided with the positioning mechanism who is used for the location between the bottom outer wall of punch holder (11) and the top outer wall of lower plate (5), the top outer wall of mainboard (1) is provided with the sliding mechanism who is used for gliding.

2. A clamping device as claimed in claim 1, wherein: the sliding mechanism comprises a bidirectional threaded rod (3), a first sliding groove (2) is formed in the outer wall of the top of the main board (1), the bidirectional threaded rod (3) is rotatably installed between the inner wall of one end of the first sliding groove (2) and the outer wall of one end of the main board (1), a motor (4) is fixedly installed on the outer wall of one end of the main board (1), one end of an output shaft of the motor (4) is fixedly connected with the bidirectional threaded rod (3), two lower clamping plates (5) are sleeved on the outer wall of the circumference of the bidirectional threaded rod (3) in a sliding manner through threads, and two lower clamping plates (5) are slidably installed between the inner walls of two sides of the first sliding groove (2).

3. A clamping device as claimed in claim 2, wherein: the positioning mechanism comprises a positioning rod (21), two lower side plates (18) are arranged on the circumferential outer walls of the two lower clamping plates (5), two positioning holes (19) are formed in the top outer walls of the lower side plates (18), two upper side plates (20) are arranged on the circumferential outer walls of the two upper clamping plates (11), the positioning rod (21) is fixedly arranged on the bottom outer walls of the upper side plates (20), and the positioning rod (21) is matched with the positioning holes (19).

4. A clamping device as claimed in claim 3, wherein: the top outer wall of roof-rack (6) is opened there is second spout (7), and fixed mounting has slide bar (8) between the both ends inner wall of second spout (7), and the circumference outer wall slip of slide bar (8) has cup jointed two sliders (9), and two sliders (9) equal slidable mounting are between the both sides inner wall of second spout (7), and two pneumatic cylinders (10) are fixed mounting respectively at the bottom outer wall of two sliders (9).

5. A clamping device according to any of claims 1-4, characterized in that: two pulleys (12) are rotatably arranged on the outer walls of the bottoms of the two lower clamping plates (5), and the pulleys (12) are contacted with the inner wall of the bottom of the first sliding groove (2).

6. A clamping device as claimed in claim 1, wherein: two peripheral outer walls of the lower clamping plates (5) are provided with two supporting rods (13), one side outer wall of each supporting rod (13) is rotatably provided with a roller (14), and the rollers (14) are in contact with the top outer wall of the main board (1).

7. A clamping device as claimed in claim 1, wherein: two clamping grooves (16) are formed in the outer walls of one ends of the upper clamping plate (11) and the lower clamping plate (5), replacement blocks (15) are arranged on the inner circumferential walls of the upper clamping plate (11) and the lower clamping plate (5), clamping blocks (17) are arranged on the outer circumferential walls of the replacement blocks (15), and the clamping blocks (17) are matched with the clamping grooves (16).