CN214418685U

CN214418685U - Wear-resistant rotary extrusion device

Info

Publication number: CN214418685U
Application number: CN202120250982.5U
Authority: CN
Inventors: 徐日庆; 刘义成
Original assignee: Jiangsu Risheng Electric Power Machine Co ltd
Current assignee: Jiangsu Risheng Electric Power Machine Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-10-19
Anticipated expiration: 2031-01-29

Abstract

The utility model relates to an extrusion device technical field specifically is wear-resisting rotatory extrusion device, the top of workstation is located middle section position department and is fixed with the support, the inside top of support is located central point and puts the department and insert and establish and be fixed with the internal thread sleeve, the internal thread telescopic inboard is connected with the screw rod through screw thread rotation, the bottom of screw rod is rotated and is connected with the top board, the top of workstation is located central point and puts the department and be provided with the holding down plate. The utility model discloses, through clamping mechanism, the work piece that will process presss from both sides tightly fixedly, improves stability, produces when preventing that the work piece from receiving the extrusion and slides, influences normal processing, through fixed establishment, conveniently dismantles and changes solid splint to can improve fixed steadiness according to the solid splint of the work piece change looks adaptation of different shapes, improve the practicality of device simultaneously, through damper, the vibrations that produce when can absorbing the extrusion improve device stability.

Description

Wear-resistant rotary extrusion device

Technical Field

The utility model relates to an extrusion device technical field specifically is wear-resisting rotatory extrusion device.

Background

In the production and assembly process, an extrusion process is often required to assemble two components together in an interference fit manner, so that the extrusion fit between metal and metal, or between metal and plastic, or between plastic and plastic can be realized

However, the conventional extrusion device cannot fix a processed workpiece, the workpiece is easily slid by pressure during extrusion, which affects normal processing, and the conventional extrusion device does not have a damping function, and generates a large vibration during extrusion processing, thereby reducing the stability of the device. Accordingly, a wear-resistant rotary extrusion apparatus is provided to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wear-resisting rotatory extrusion device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the wear-resistant rotary extrusion device comprises a workbench, wherein a support is fixed above the workbench at the middle section position, an internal thread sleeve is inserted and fixed at the central position of the top end inside the support, the inner side of the internal thread sleeve is connected with a screw rod through thread rotation, the bottom end of the screw rod is connected with an upper pressure plate through rotation, a lower pressure plate is arranged above the workbench at the central position, a damping mechanism is arranged between the lower pressure plate and the workbench, three sliding grooves which are arranged in a circumferential manner are arranged above the lower pressure plate, the inner sides of the three sliding grooves are all connected with sliding blocks in a sliding manner, the upper ends of the three sliding blocks are all fixed with sliding rails, the inner sides of the sliding rails are all connected with sliding bars in a sliding manner, one sides of the three sliding bars are all fixed with fixed clamping plates, and the three sliding bars and the three sliding rails are respectively fixed through fixing mechanisms with the same structure, and a clamping mechanism is arranged between the three sliding blocks and the lower pressing plate.

As a further aspect of the present invention: the clamping mechanism comprises a rotating shaft and a clamping screw, wherein the rotating shaft is connected to the lower pressing plate in a rotating mode and located at the central position, one end of the clamping screw is connected with one side of one sliding block in a rotating mode, three rotating shaft fixing rods which are arranged in a circumferential mode are fixed to the outer side of the rotating shaft, the three rotating shaft fixing rods are connected with one end of each rotating shaft fixing rod in a rotating mode and are connected with an intermediate connecting rod in a rotating mode, the number of the intermediate connecting rods is three, one end of each push rod is fixed to one side of the corresponding sliding block, supporting blocks are sleeved on the outer sides of the three push rods in a sliding mode, and the supporting blocks are fixed to the inner sides of the three sliding grooves respectively.

As a further aspect of the present invention: the fixing mechanism comprises a shell fixed on one side of the sliding rail and a jack arranged on one side of the sliding strip, the inner side of the shell is connected with a bolt in a penetrating and sliding mode, a convex ring located inside the shell is fixed on the outer side of the bolt, and one end of the convex ring is connected with a spring sleeved on the outer side of the bolt.

As a further aspect of the present invention: damper is including four sliding post that are the rectangle and arrange that are fixed in the holding down plate downside and set up four spring chamber that correspond four sliding post positions department inside the workstation, four the one end of sliding post extends to the inboard in four spring chamber respectively, and the bottom of four sliding post all is fixed with the slip bulge loop, four the downside of slip bulge loop all is connected with damping spring, four damping spring's one end is connected with the inboard bottom in four spring chamber respectively.

As a further aspect of the present invention: the bottom of workstation is located four corners position department and is fixed with four support columns that are the rectangle and arrange, four the bottom of support column all is provided with the slipmat.

As a further aspect of the present invention: two guide rods are symmetrically fixed at the positions of two sides above the upper pressure plate, and the two guide rods are inserted into the support in a sliding manner.

As a further aspect of the present invention: the top of screw rod is fixed with the screw rod carousel, the top of screw rod carousel is located one side position department and rotates and be connected with the dwang.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses, through clamping mechanism, the work piece that will process presss from both sides tightly fixedly, improves stability, produces when preventing that the work piece from receiving the extrusion and slides, influences normal processing, through fixed establishment, conveniently dismantles and changes solid splint to can improve fixed steadiness according to the solid splint of the work piece change looks adaptation of different shapes, improve the practicality of device simultaneously, through damper, the vibrations that produce when can absorbing the extrusion improve device stability.

Drawings

FIG. 1 is a schematic view of a wear-resistant rotary extrusion apparatus;

FIG. 2 is an enlarged schematic view of the wear resistant rotary extrusion apparatus at A of FIG. 1;

FIG. 3 is a schematic view of the clamping mechanism in the wear resistant rotary extrusion apparatus;

FIG. 4 is a schematic view of a fixing mechanism in the wear-resistant rotary extrusion apparatus;

fig. 5 is a schematic structural view of a shock-absorbing mechanism in the wear-resistant rotary extrusion device.

In the figure: 1. a work table; 2. a support; 3. an internally threaded sleeve; 4. a screw; 5. an upper pressure plate; 6. a lower pressing plate; 7. a slider; 8. a slide rail; 9. a slide bar; 10. fixing the clamping plate; 11. clamping the screw rod; 12. a push rod; 13. a rotating shaft; 14. a rotating shaft fixing rod; 15. a middle connecting rod; 16. a support block; 17. a housing; 18. a bolt; 19. a convex ring; 20. a spring; 21. a sliding post; 22. a sliding convex ring; 23. a damping spring; 24. a support pillar; 25. a screw turntable; 26. a guide rod.

Detailed Description

Referring to fig. 1-5, in the embodiment of the present invention, a wear-resistant rotary extrusion device comprises a workbench 1, a support 2 is fixed at a middle position above the workbench 1, an internal threaded sleeve 3 is inserted and fixed at a central position at the top end of the interior of the support 2, the inner side of the internal threaded sleeve 3 is connected with a screw 4 through a screw thread, the bottom end of the screw 4 is connected with an upper press plate 5 through a screw thread, a lower press plate 6 is arranged at a central position above the workbench 1, a damping mechanism is arranged between the lower press plate 6 and the workbench 1, three sliding chutes arranged in a circumferential direction are arranged above the lower press plate 6, sliders 7 are connected with the inner sides of the three sliding chutes in a sliding manner, slide rails 8 are fixed at the upper ends of the three sliders 7, slide bars 9 are connected with the inner sides of the slide rails 8 in a sliding manner, fixed clamp plates 10 are fixed at one sides of the three slide bars 9, and the three slide rails 8 are fixed by fixing mechanisms with the same structure, and clamping mechanisms are arranged between the three sliders 7 and the lower pressing plate 6.

In fig. 3: clamping mechanism is including rotating the clamping screw 11 who connects in the inside pivot 13 that is located central point department of putting of holding down plate 6 and rotating and be connected with one of them spout one end, clamping screw 11's one end is rotated with one side of one of them slider 7 and is connected, the outside of pivot 13 is fixed with three pivot dead lever 14 that is the circumference and arranges, the one end of three pivot dead lever 14 all rotates and is connected with middle connecting rod 15, the one end of three middle connecting rod 15 all rotates and is connected with push rod 12, the one end of three push rod 12 is fixed mutually with one side of three slider 7 respectively, and the outside of three push rod 12 all slides and overlaps and is equipped with supporting shoe 16, three supporting shoe 16 is fixed mutually with the inboard of three spout respectively, clamping mechanism, it is fixed to press from both sides the work piece that will process, stability is improved, it slides to prevent that the work piece from producing when receiving the extrusion, influence normal processing.

In fig. 4: fixing mechanism is including being fixed in the casing 17 of slide rail 8 one side and seting up the jack in draw runner 9 one side, there is bolt 18 inboard through sliding connection of casing 17, the outside of bolt 18 is fixed with the bulge loop 19 that is located casing 17 inside, the one end of bulge loop 19 is connected with the spring 20 that the bolt 18 outside was located to the cover, fixing mechanism conveniently dismantles and changes solid splint, thereby can be according to the solid splint of the work piece change looks adaptation of different shapes, improve fixed steadiness, the practicality of device has been improved simultaneously.

In fig. 5: damper is including being fixed in four sliding post 21 that 6 downside of holding down plate are the rectangle and arrange and set up four spring chamber that 1 inside corresponds four sliding post 21 positions department of workstation, the one end of four sliding post 21 extends to the inboard in four spring chamber respectively, and the bottom of four sliding post 21 all is fixed with slip bulge loop 22, the downside of four slip bulge loop 22 all is connected with damping spring 23, the one end of four damping spring 23 is connected with the inboard bottom in four spring chamber respectively, damper, the vibrations that produce when can absorbing the extrusion, improve device stability.

In fig. 1: the bottom of workstation 1 is located four corners position department and is fixed with four support columns 24 that are the rectangle and arrange, and the bottom of four support columns 24 all is provided with the slipmat, and support column 24 is used for strutting arrangement wholly.

In fig. 1: two guide rods 26 are symmetrically fixed at two side positions above the upper pressing plate 5, the two guide rods 26 are inserted into the support 2 in a sliding manner, the guide rods 26 play a role in guiding, and the stability of the upper pressing plate 5 is improved.

In fig. 1: the top of screw rod 4 is fixed with screw rod carousel 25, and the top of screw rod carousel 25 is located one side position department and rotates and be connected with the dwang, and screw rod carousel 25 is used for rotating screw rod 4.

The utility model discloses a theory of operation is: an assembly workpiece is placed above a lower pressing plate 6, then a clamping screw 11 is rotated, the clamping screw 11 drives one of the slide blocks 7 to move towards the center direction through threaded engagement, the slide block 7 pushes a push rod 12 to move, the push rod 12 pushes one of the middle connecting rods 15 to rotate, the middle connecting rod 15 pushes a rotating shaft fixing rod 14 to rotate, the rotating shaft fixing rod 14 drives a rotating shaft 13 to rotate anticlockwise, the rotating shaft 13 drives the other two rotating shaft fixing rods 14 to rotate, the rotating shaft fixing rods 14 drive the other two middle connecting rods 15 to rotate, the other two middle connecting rods 15 pull the other two push rods 12 to move towards the center position, so that the other two slide blocks 7 are pulled to move towards the center position, the three slide blocks 7 drive three fixing clamping plates 10 to clamp and fix the outer side of the workpiece, the workpiece is prevented from deviating during extrusion processing, a bolt 18 is pulled, and the bolt 18 compresses a spring 20 through a convex ring 19, meanwhile, one end of the bolt 18 is separated from the jack, the sliding strip 9 and the fixed clamp plate 10 can be detached, the fixed clamp plate 10 matched with the bolt can be replaced according to the shape of the workpiece, fixing firmness is improved, practicability is improved, vibration generated during extrusion can be absorbed by the damping spring 23 of the damping mechanism, stability of the device is improved, the screw rotary disc 25 is rotated, the screw rotary disc 25 drives the screw rod 4 to rotate, the screw rod 4 drives the upper pressure plate 5 to descend through threaded engagement, and extrusion processing can be conducted on the workpiece.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The wear-resistant rotary extrusion device comprises a workbench (1) and is characterized in that a support (2) is fixed at a middle section position above the workbench (1), an internal thread sleeve (3) is inserted and fixed at a central position at the top end of the interior of the support (2), the inner side of the internal thread sleeve (3) is connected with a screw (4) in a rotating manner through threads, the bottom end of the screw (4) is connected with an upper pressure plate (5) in a rotating manner, a lower pressure plate (6) is arranged at a central position above the workbench (1), a damping mechanism is arranged between the lower pressure plate (6) and the workbench (1), three sliding grooves which are arranged in a circumferential manner are arranged above the lower pressure plate (6), sliding blocks (7) are connected to the inner sides of the three sliding grooves in a sliding manner, sliding rails (8) are fixed at the upper ends of the three sliding blocks (7), and sliding strips (9) are connected to the inner sides of the sliding rails (8) in a sliding manner, one side of each of the three sliding strips (9) is fixedly provided with a fixed clamping plate (10), the three sliding strips (9) and the three sliding rails (8) are respectively fixed through fixing mechanisms with the same structure, and a clamping mechanism is arranged between the sliding block (7) and the lower pressing plate (6).

2. A wear-resistant rotary extrusion device according to claim 1, wherein said clamping mechanism comprises a rotary shaft (13) rotatably connected to the inside of the lower platen (6) at a central position and a clamping screw (11) rotatably connected to one end of one of the slide grooves, one end of the clamping screw rod (11) is rotationally connected with one side of one of the slide blocks (7), three rotating shaft fixing rods (14) which are arranged in a circumferential manner are fixed on the outer side of the rotating shaft (13), one ends of the three rotating shaft fixing rods (14) are all rotatably connected with intermediate connecting rods (15), one ends of the three intermediate connecting rods (15) are all rotatably connected with push rods (12), one ends of the three push rods (12) are respectively fixed with one sides of the three sliding blocks (7), and the outer sides of the three push rods (12) are respectively sleeved with a supporting block (16) in a sliding manner, and the three supporting blocks (16) are respectively fixed with the inner sides of the three sliding grooves.

3. The wear-resistant rotary extrusion device according to claim 1, wherein the fixing mechanism comprises a housing (17) fixed on one side of the slide rail (8) and a jack arranged on one side of the slide bar (9), a bolt (18) is connected to the inner side of the housing (17) in a penetrating and sliding manner, a convex ring (19) positioned inside the housing (17) is fixed to the outer side of the bolt (18), and a spring (20) sleeved on the outer side of the bolt (18) is connected to one end of the convex ring (19).

4. The wear-resistant rotary extrusion device according to claim 1, wherein the damping mechanism comprises four sliding columns (21) which are fixed on the lower side of the lower platen (6) and are arranged in a rectangular shape, and four spring cavities which are arranged inside the workbench (1) and correspond to the four sliding columns (21), one ends of the four sliding columns (21) extend to the inner sides of the four spring cavities respectively, sliding convex rings (22) are fixed at the bottom ends of the four sliding columns (21), damping springs (23) are connected to the lower sides of the four sliding convex rings (22), and one ends of the four damping springs (23) are connected with the inner bottom ends of the four spring cavities respectively.

5. A wear-resistant rotary extrusion device according to claim 1, wherein four support columns (24) are fixed at four corners of the bottom end of the working table (1), and the bottom ends of the four support columns (24) are provided with anti-skid pads.

6. A wear-resistant rotary extrusion device according to claim 1, wherein two guide rods (26) are symmetrically fixed above the upper platen (5) at two side positions, and both guide rods (26) are slidably inserted into the bracket (2).

7. A wear-resistant rotary extrusion device according to claim 1, wherein a screw rotary table (25) is fixed on the top end of the screw (4), and a rotary rod is rotatably connected to one side of the screw rotary table (25).