CN211757868U

CN211757868U - Clamping jig for machining spinning machine for automobile hub

Info

Publication number: CN211757868U
Application number: CN202020195680.8U
Authority: CN
Inventors: 黄振坤
Original assignee: Kunshan Dingjian Precision Machinery Co ltd
Current assignee: Hongju Intelligent Technology Zhejiang Co ltd
Priority date: 2020-02-23
Filing date: 2020-02-23
Publication date: 2020-10-27
Anticipated expiration: 2030-02-23

Abstract

The utility model discloses a clamping jig for processing an automobile hub spinning machine, which comprises a machine table and two bases arranged at the top of the machine table, wherein a base plate is fixed on one side of each base, a driving push block is arranged inside the base plate in a penetrating manner, a clamping seat is arranged at the top end of the driving push block, an integrated top clamping block is arranged at the top end of the clamping seat, an L-shaped bottom clamping block corresponding to the top clamping block is arranged at the bottom of the clamping seat, an inner chute is arranged inside the clamping seat, and an inner sliding block is arranged inside the inner chute; through the top clamp splice, the end clamp splice of L shape, interior spout, interior slider, threaded rod, hand wheel and the slipmat that sets up for press from both sides tight tool and not only can carry out spacing on the horizontal direction to wheel hub, can also play good limiting displacement to wheel hub in the vertical direction, thereby prevent that wheel hub from taking place the displacement in the vertical direction, ensure the machining precision, and the slipmat can be quick after follow-up damaged pull down change.

Description

Clamping jig for machining spinning machine for automobile hub

Technical Field

The utility model belongs to the technical field of press from both sides tight tool, concretely relates to automobile wheel hub spinning-lathe processing is with pressing from both sides tight tool.

Background

The automobile wheel hub spinning machine is extrusion formula automobile wheel hub processing equipment, and automobile wheel hub spinning machine need use a tight tool of clamp in the course of working, and this kind of tight tool of clamp mainly comprises base, cylinder, base plate, drive ejector pad and holder, and the piston rod of cylinder tip pushes away before will driving the ejector pad during use, causes the drive ejector pad to push away before the holder, can make wheel hub be pressed from both sides tightly by two holders.

Current automobile wheel hub spinning-lathe processing is with pressing from both sides tight tool when using, and it is spacing to rely on the clamp force of two holders to carry out the clamp of horizontal direction to wheel hub, and because the surface of holder does not set up any and carries out the spacing device of vertical direction to wheel hub, leads to wheel hub to take place the displacement in the subsequent course of working easily on the vertical direction, influences the machining precision, has certain drawback, for this the utility model provides an automobile wheel hub spinning-lathe processing is with pressing from both sides tight tool.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile wheel hub spinning-lathe processing is with pressing from both sides tight tool, with the current automobile wheel hub spinning-lathe processing that proposes in solving above-mentioned background art is with pressing from both sides tight tool when using, it is main to rely on the clamp force of two holders to carry out the clamp of horizontal direction to wheel hub and press from both sides spacingly, and because the surface of holder does not set up any and carries out the spacing device of vertical direction to wheel hub, lead to wheel hub to take place the displacement on the vertical direction easily in follow-up course of working, influence the machining precision, there is certain drawback problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automobile wheel hub spinning-lathe processing is with pressing from both sides tight tool, includes the board and sets up two bases at the board top, one side of base is fixed with the base plate, and runs through the inside of base plate and be provided with the drive ejector pad, the top of drive ejector pad is provided with the holder, the top of holder is equipped with the top clamp splice of integral type, and the bottom of holder is equipped with the bottom clamp splice with the L shape that the top clamp splice is corresponding, interior spout has been seted up to the inside of holder, just the inside of interior spout is provided with interior slider, the top and the interior slider welded fastening of clamp splice at the bottom of L shape, the top of interior slider is fixed with the threaded rod, just the top of threaded rod runs through to the top of holder, the top surface cover of threaded rod is equipped with the.

Preferably, be equipped with anticreep formula mounting structure between base plate and the base, anticreep formula mounting structure includes two T shape hanging pieces that set up in the base side, the inside of base plate is seted up two T shape hanging grooves with T shape hanging piece looks adaptation, and the bottom in T shape hanging groove communicates with each other with the bottom surface of base plate, T shape hanging piece is fixed in the inside in T shape hanging groove.

Preferably, the outer side surface of the base plate is provided with two fastening bolts, the surface of the base plate is provided with two bolt holes corresponding to the fastening bolts, and the surface of the T-shaped hanging block is provided with thread grooves corresponding to the bolt holes.

Preferably, the inside of base plate is run through and is seted up the push away hole with drive ejector pad looks adaptation, and the bottom of drive ejector pad runs through to the inboard of base plate, the inboard of base is fixed with the cylinder, and the piston rod on cylinder top and the bottom fixed connection of drive ejector pad.

Preferably, the bottom surface of the top clamping block and the top surface of the L-shaped bottom clamping block are both provided with non-slip pads, the bottom surface of the top clamping block and the top surface of the L-shaped bottom clamping block are both provided with pad grooves matched with the non-slip pads, and the bottom ends of the non-slip pads are clamped inside the pad grooves.

Preferably, the bottom end of the non-slip mat is provided with two integrated umbrella-shaped clamping heads, and the bottom end of the mat groove is provided with two umbrella-shaped clamping grooves corresponding to the umbrella-shaped clamping heads.

Preferably, the top end of the inner chute is provided with a circular through hole corresponding to the threaded rod, and the inner wall of the bottom end of the hand wheel is provided with a thread matched with the threaded rod.

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

1. through the top clamp splice, the end clamp splice of L shape, interior spout, interior slider, threaded rod, hand wheel and the slipmat that sets up for press from both sides tight tool and not only can carry out spacing on the horizontal direction to wheel hub, can also play good limiting displacement to wheel hub in the vertical direction, thereby prevent that wheel hub from taking place the displacement in the vertical direction, ensure the machining precision, and the slipmat can be quick after follow-up damaged pull down change.

2. Through setting up the anticreep formula mounting structure who comprises T shape string piece, T shape string groove, fastening bolt, bolt hole and thread groove, both can improve the assembly efficiency of base plate, can also ensure that the base plate can not take place to drop in follow-up use to improve the stability of whole tight tool of clamp.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the joint between the L-shaped bottom clamping block and the clamping seat of the present invention;

FIG. 3 is a cross-sectional view of the anti-slip mat and the top clamping block;

fig. 4 is a cross-sectional view of the connection between the substrate and the base according to embodiment 2 of the present invention;

in the figure: 1. a machine platform; 2. a base; 3. a substrate; 4. driving the push block; 5. a threaded rod; 6. a hand wheel; 7. a top clamping block; 8. a holder; 9. an L-shaped bottom clamp block; 10. an inner slide block; 11. a non-slip mat; 12. an inner chute; 13. an umbrella-shaped chuck; 14. an umbrella-shaped clamping groove; 15. a pad groove; 16. a T-shaped hanging block; 17. a thread groove; 18. a T-shaped hanging groove; 19. and fastening the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 3, the present invention provides a technical solution: a clamping jig for machining an automobile hub spinning machine comprises a machine table 1 and two bases 2 fixed on the top of the machine table 1 through bolts, wherein a base plate 3 is fixed on one side of each base 2, a driving push block 4 penetrates through the base plate 3, a clamping seat 8 is welded at the top end of the driving push block 4, an integral top clamping block 7 is arranged at the top end of the clamping seat 8, and the bottom of the clamping seat 8 is provided with an L-shaped bottom clamping block 9 corresponding to the top clamping block 7, the inside of the clamping seat 8 is provided with an inner sliding groove 12, an inner slide block 10 is arranged inside the inner sliding groove 12, the top end of the L-shaped bottom clamping block 9 is welded and fixed with the inner slide block 10, a threaded rod 5 is welded at the top of the inner slide block 10, the top end of the threaded rod 5 penetrates through the top of the clamping seat 8, the surface of the top end of the threaded rod 5 is sleeved with a hand wheel 6, under the clamping action of the L-shaped bottom clamping block 9 and the top clamping block 7, the hub can be well limited in the vertical direction.

In this embodiment, preferably, the inside of the substrate 3 is penetrated and provided with a push hole matched with the driving push block 4, the bottom end of the driving push block 4 is penetrated to the inner side of the substrate 3, the inner side of the base 2 is fixed with a cylinder, and a piston rod at the top end of the cylinder is fixedly connected with the bottom end of the driving push block 4, so that the driving push block 4 can be pushed forwards through the piston rod after the cylinder is started, and the two clamping seats 8 can clamp the hub tightly.

In this embodiment, preferably, the bottom surface of the top clamping block 7 and the top surface of the L-shaped bottom clamping block 9 are both provided with the non-slip pad 11, the bottom surface of the top clamping block 7 and the top surface of the L-shaped bottom clamping block 9 are both provided with the pad groove 15 matched with the non-slip pad 11, the bottom end of the non-slip pad 11 is clamped inside the pad groove 15, and the top clamping block 7 and the L-shaped bottom clamping block 9 can be prevented from causing abrasion to the side edge of the hub.

In this embodiment, preferably, the bottom end of the non-slip mat 11 is provided with two integral umbrella-shaped chucks 13, the non-slip mat 11 and the umbrella-shaped chucks 13 are both rubber members, and the bottom end of the mat groove 15 is provided with two umbrella-shaped clamping grooves 14 corresponding to the umbrella-shaped chucks 13, so that the non-slip mat 11 is easy to detach and replace subsequently.

In this embodiment, preferably, a circular through hole corresponding to the threaded rod 5 is formed at the top end of the inner chute 12, and a thread matched with the threaded rod 5 is formed on the inner wall of the bottom end of the hand wheel 6.

Example 2

Referring to fig. 1 to 4, the present invention provides a technical solution: a clamping jig for machining an automobile hub spinning machine comprises a machine table 1 and two bases 2 fixed on the top of the machine table 1 through bolts, wherein a base plate 3 is fixed on one side of each base 2, a driving push block 4 penetrates through the base plate 3, a clamping seat 8 is welded at the top end of the driving push block 4, an integral top clamping block 7 is arranged at the top end of the clamping seat 8, and the bottom of the clamping seat 8 is provided with an L-shaped bottom clamping block 9 corresponding to the top clamping block 7, the inside of the clamping seat 8 is provided with an inner sliding groove 12, an inner slide block 10 is arranged inside the inner sliding groove 12, the top end of the L-shaped bottom clamping block 9 is welded and fixed with the inner slide block 10, a threaded rod 5 is welded at the top of the inner slide block 10, the top end of the threaded rod 5 penetrates through the top of the clamping seat 8, the surface of the top end of the threaded rod 5 is sleeved with a hand wheel 6, under the clamping action of the L-shaped bottom clamping block 9 and the top clamping block 7, the hub can be well limited in the vertical direction.

In this embodiment, preferably, an anti-falling mounting structure is arranged between the substrate 3 and the base 2, the anti-falling mounting structure includes two T-shaped hanging blocks 16 welded to the side surfaces of the base 2, two T-shaped hanging grooves 18 matched with the T-shaped hanging blocks 16 are formed in the substrate 3, the bottom ends of the T-shaped hanging grooves 18 are communicated with the bottom surface of the substrate 3, and the T-shaped hanging blocks 16 are fixed in the T-shaped hanging grooves 18, so that the assembly efficiency of the substrate 3 can be improved, and the substrate 3 can be prevented from falling off in the subsequent use process.

In this embodiment, preferably, two fastening bolts 19 are disposed on the outer side surface of the base plate 3, two bolt holes corresponding to the fastening bolts 19 are opened on the surface of the base plate 3, and the thread groove 17 corresponding to the bolt holes is opened on the surface of the T-shaped hanging block 16, so that the T-shaped hanging block 16 can be fixed inside the T-shaped hanging groove 18 through the fastening bolts 19.

In this embodiment, preferably, the inside of base plate 3 runs through and sets up the push away hole with drive ejector pad 4 looks adaptation, and the bottom of drive ejector pad 4 runs through to the inboard of base plate 3, and T-shaped hangs groove 18 and is in the both sides in push away hole, and the inboard of base 2 is fixed with the cylinder, and the piston rod on cylinder top and the bottom fixed connection of drive ejector pad 4 for can push away before the piston rod will drive ejector pad 4 through the cylinder after the cylinder starts, thereby cause two holder 8 can press from both sides wheel hub tightly.

The model of the cylinder in the utility model is PSA-2-1-125-100-10;

the utility model discloses a theory of operation and use flow: when the clamping jig is used, a wheel hub can be pushed to the surface of one of the clamping seats 8, the side edge of the wheel hub can be positioned between the top clamping block 7 and the L-shaped bottom clamping block 9, then the hand wheel 6 is rotated clockwise and screwed, so that the threaded rod 5 gradually rises and the inner sliding block 10 is pulled upwards, the L-shaped bottom clamping block 9 gradually moves upwards until the L-shaped bottom clamping block 9 can clamp and limit the side edge of the wheel hub with the top clamping block 7, the anti-skid pad 11 is tightly attached to the wheel hub, so that the wheel hub can be clamped on one side of the clamping seat 8, then the air cylinder on the inner side of the base 2 is started, a piston rod at the end part of the air cylinder drives the push block 4 to push forwards, so that the two clamping seats 8 can clamp the wheel hub, so that the wheel hub can be well limited in the horizontal direction, then the hand wheel 6 on the top of the other clamping seat 8 is rotated clockwise, so that the L-shaped bottom clamping block 9 at the bottom of the clamping seat, under the clamping action of the L-shaped bottom clamping block 9 and the top clamping block 7, the hub can be well limited in the vertical direction, so that the hub is prevented from moving in the vertical direction in the subsequent processing process, the processing precision is ensured, when the subsequent non-slip mat 11 is damaged, only the non-slip mat 11 needs to be pulled down with force, the umbrella-shaped clamping head 13 is pulled to deform, and the non-slip mat 11 is pulled out from the inner part of the umbrella-shaped clamping groove 14, the bottom end of the non-slip mat 11 can be pulled out from the inner part of the mat groove 15, so that the non-slip mat 11 can be quickly detached for replacement, and only the non-slip mat 11 needs to be pushed up with force during subsequent installation, so that the bottom end of the non-slip mat 11 can be squeezed into the inner part of the mat groove 15, and the umbrella-shaped clamping head 13 is squeezed into the inner part of the umbrella-shaped clamping groove 14;

when an operator needs to install the substrate 3 on the surface of the base 2, the substrate 3 is only required to be moved to the top of the base 2, the top end of the T-shaped hanging block 16 can be aligned with the bottom end of the T-shaped hanging groove 18, and then the substrate 3 is moved downwards, so that the T-shaped hanging block 16 can slide into the T-shaped hanging groove 18 until the substrate 3 can be hung on the surface of the base 2 through the T-shaped hanging block 16, at the moment, the end part of the fastening bolt 19 can penetrate through the bolt hole and be screwed into the thread groove 17, so that the substrate 3 can be fixed on the surface of the base 2, the assembly efficiency of the substrate 3 is improved, and the T-shaped hanging block 16 is always hung in the T-shaped hanging groove 18, even if the fastening bolt 19 is loosened or fallen, the substrate 3 cannot fall off from the surface of the base 2, and a certain anti-falling effect can be achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automobile wheel hub spinning-lathe processing is with pressing from both sides tight tool, includes board (1) and sets up two bases (2) at board (1) top, one side of base (2) is fixed with base plate (3), and the inside of base plate (3) runs through and is provided with drive ejector pad (4), the top of drive ejector pad (4) is provided with holder (8), its characterized in that: the top of holder (8) is equipped with the top clamp splice (7) of integral type, and the bottom of holder (8) is equipped with clamp splice (9) at the bottom of the L shape corresponding with top clamp splice (7), interior spout (12) have been seted up to the inside of holder (8), just the inside of interior spout (12) is provided with interior slider (10), the top and interior slider (10) welded fastening of clamp splice (9) at the bottom of the L shape, the top of interior slider (10) is fixed with threaded rod (5), just the top of threaded rod (5) is run through to the top of holder (8), the top surface cover of threaded rod (5) is equipped with hand wheel (6).

2. The clamping jig for machining the spinning machine for the automobile hubs according to claim 1 is characterized in that: be equipped with anticreep formula mounting structure between base plate (3) and base (2), anticreep formula mounting structure includes two T shape hanging pieces (16) of setting in base (2) side, two T shape hanging groove (18) with T shape hanging piece (16) looks adaptation are seted up to the inside of base plate (3), and the bottom of T shape hanging groove (18) communicates with each other with the bottom surface of base plate (3), the inside at T shape hanging groove (18) is fixed in T shape hanging groove (16).

3. The clamping jig for machining the spinning machine for the automobile hubs according to claim 2 is characterized in that: two fastening bolts (19) are arranged on the outer side surface of the base plate (3), two bolt holes corresponding to the fastening bolts (19) are formed in the surface of the base plate (3), and thread grooves (17) corresponding to the bolt holes are formed in the surface of the T-shaped hanging block (16).

4. The clamping jig for machining the spinning machine for the automobile hubs according to claim 1 is characterized in that: the inner portion of the base plate (3) penetrates through a push hole matched with the driving push block (4), the bottom end of the driving push block (4) penetrates through the inner side of the base plate (3), an air cylinder is fixed on the inner side of the base (2), and a piston rod at the top end of the air cylinder is fixedly connected with the bottom end of the driving push block (4).

5. The clamping jig for machining the spinning machine for the automobile hubs according to claim 1 is characterized in that: the anti-skidding cushion is characterized in that anti-skidding cushions (11) are arranged on the bottom surfaces of the top clamping blocks (7) and the top surfaces of the L-shaped bottom clamping blocks (9), cushion grooves (15) matched with the anti-skidding cushions (11) are formed in the bottom surfaces of the top clamping blocks (7) and the top surfaces of the L-shaped bottom clamping blocks (9), and the bottom ends of the anti-skidding cushions (11) are clamped inside the cushion grooves (15).

6. The clamping jig for machining the spinning machine for the automobile hubs according to claim 5 is characterized in that: the bottom of slipmat (11) is equipped with umbrella form dop (13) of two integral types, and fills up the bottom in groove (15) and seted up two umbrella form draw-in grooves (14) corresponding with umbrella form dop (13).

7. The clamping jig for machining the spinning machine for the automobile hubs according to claim 1 is characterized in that: the top end of the inner sliding groove (12) is provided with a circular through hole corresponding to the threaded rod (5), and the inner wall of the bottom end of the hand wheel (6) is provided with a thread matched with the threaded rod (5).