CN216065857U

CN216065857U - Clamp for broaching flange end face teeth of disc hub

Info

Publication number: CN216065857U
Application number: CN202122851521.6U
Authority: CN
Inventors: 梁文涛
Original assignee: Zhejiang Wanbang Automotive Power System Co ltd
Current assignee: Zhejiang Wanbang Automotive Power System Co ltd
Priority date: 2021-11-20
Filing date: 2021-11-20
Publication date: 2022-03-18
Anticipated expiration: 2031-11-20

Abstract

The utility model provides a clamp for broaching teeth on an end face of a flange of a disc hub, and belongs to the technical field of machinery. It has solved the current dish hub flange end face tooth anchor clamps clamping effect subalternation problem for broaching. This anchor clamps for broaching of dish hub flange end face tooth includes the fixing base, and the top center of fixing base has the recess that link up the fixing base both sides together, and the fixing base is all worn to be equipped with at the top of recess both sides and is the gag lever post of straight rod-like, has linked firmly the support on the fixing base, and the recess top is equipped with the compact heap, is equipped with the elevating system who drives the compact heap lift on the support. The utility model has good clamping effect on the disk hub, can improve the processing precision and ensures that the product has good consistency.

Description

Clamp for broaching flange end face teeth of disc hub

Technical Field

The utility model belongs to the technical field of machinery, relates to a clamp, and particularly relates to a clamp for broaching teeth on a flange end face of a disc hub.

Background

The jig is a device for fixing a processing object to occupy a correct position to receive construction or inspection in a machine manufacturing process, such as a welding jig, an assembling jig, an inspection jig, and the like.

The existing clamp for broaching the end face teeth of the flange of the disc hub comprises two claw clamps which are symmetrically arranged and driven by hydraulic cylinders, when the clamp works, the two hydraulic cylinders drive the two claw clamps to clamp the disc hub to be fixed beside a vertical broaching tool, then the broaching tool moves, and the end face teeth are cut on the end face of the flange of the disc hub.

The existing clamp for broaching the flange end face teeth of the disc hub only clamps the disc hub through two claws, the disc hub is not stably positioned, the cutting stroke of the broach is long, the displacement precision of the broach is not high enough, the processing precision of the flange end face teeth of the disc hub is influenced, and the product consistency is poor.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a clamp for broaching end face teeth of a flange of a disc hub, which can improve the machining precision and ensure good product consistency.

The purpose of the utility model can be realized by the following technical scheme: the utility model provides a disk hub flange end face tooth anchor clamps for broaching, includes the fixing base, its characterized in that, the top center of fixing base have the recess that link up the fixing base both sides together, the fixing base all wear to be equipped with at the top of recess both sides and be straight rod-like gag lever post, the fixing base on link firmly the support, recess top be equipped with the compact heap, the support on be equipped with the elevating system who drives the compact heap lift.

In the above-mentioned disk hub flange face tooth anchor clamps for broaching, the side portion of the recess for broach to penetrate side of the fixing base has a baffle extending upward and in block shape, and the baffle bottom and the recess enclose a penetration opening for penetration of the broach.

In foretell dish hub flange face tooth anchor clamps for broaching, the fixing base all fixedly connected with the roof through the screw in the top of recess both sides, the roof on have a plurality of spacing hole, the gag lever post wear to locate in corresponding spacing hole.

In foretell dish hub flange face tooth anchor clamps for broaching, the bottom surface of recess have fixedly connected the bottom plate through the bolt, the both sides wall of recess has all fixedly connected the curb plate through the bolt, the bottom plate be located between the board of both sides and have the clearance between bottom plate and the board of both sides.

In the clamp for broaching the teeth on the flange end surface of the disc hub, the lifting mechanism comprises an air cylinder, the air cylinder is fixedly connected with a support, and a piston rod of the air cylinder vertically faces downwards and is fixedly connected with a pressing block.

In the above-mentioned disk hub flange face tooth anchor clamps for broaching, the top outer wall of gag lever post has the cutting face of circumference equipartition.

Compared with the prior art, the fixture for broaching the flange end face teeth of the disc hub has the advantages that the disc hub is stably positioned, the displacement precision of the broaching tool is improved, the processing precision is improved, the product consistency is good, and the finished product rate is high.

Drawings

Fig. 1 is a perspective view of the broaching jig for the flange teeth of the hub.

In the figure, 1, a fixed seat; 2. a groove; 3. a limiting rod; 31. cutting the surface; 4. a support; 5. a compression block; 6. a baffle plate; 7. a top plate; 8. a limiting hole; 9. a base plate; 10. a side plate; 11. and a cylinder.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, this anchor clamps for broaching of hub flange end face tooth include fixing base 1, and the top center of fixing base 1 has the recess 2 that link up fixing base 1 both sides together, and fixing base 1 all wears to be equipped with in the top of recess 2 both sides and is straight shaft-like gag lever post 3, has linked firmly support 4 on

fixing base

1, and 2 tops of recess are equipped with compact heap 5, are equipped with the elevating system who drives compact heap 5 and go up and down on the support 4.

When the clamp for broaching the flange end face teeth of the disc hub is used, the disc hub is firstly placed at the top of the fixed seat 1, the two limiting rods 3 penetrate through holes in the disc hub to limit the disc hub, then the lifting mechanism drives the pressing block 5 to descend to press the disc hub to position, then the broaching tool penetrates through the groove 2 to cut end face teeth on the flange end face at the bottom of the disc hub, the broaching tool is limited by the groove 2, so that the displacement precision of the broaching tool is high, the limiting rods 3 limit the disc hub in a rotating mode, the pressing block 5 limits the disc hub in an axial direction, and the disc hub is stably positioned, so that the machining precision is high, and the product consistency is good; after finishing the end face tooth processing, the lifting mechanism drives the pressing block 5 to be away from the hub, the processed hub is taken down, and the hub to be processed is replaced to carry out the next round of processing.

In more detail, the side part of the fixed seat 1 at the side of the groove 2 for the penetration of the broach is provided with a baffle 6 which extends upwards and is in a block shape, the bottom of the baffle 6 and the groove 2 enclose a penetration hole for the penetration of the broach, the baffle 6 plays a role of blocking, the broach is ensured to penetrate into the groove 2 accurately, the cutting precision is ensured, and the fixed seat 1 can be installed on the broach frame conveniently by penetrating through a bolt or a screw; fixing base 1 has all linked firmly roof 7 through the screw in the top of 2 both sides of recess, the spacing hole 8 of a plurality of has on roof 7, the quantity of stopper is decided according to actual conditions, gag lever post 3 wears to locate in corresponding spacing hole 8, the position of spacing hole 8 is confirmed according to the position of through-hole on the dish hub, the through-hole of the dish hub of equidimension not corresponds the spacing hole 8 of different positions, add man-hour, wear to locate corresponding spacing hole 8 with gag lever post 3 according to dish hub through-hole position, convenient operation like this, the suitability is good.

The underrun of recess 2 has bolted connection bottom plate 9, the both sides wall of recess 2 has all bolted connection curb plate 10 through the bolt, bottom plate 9 is located between the both sides board 10 and has the clearance between bottom plate 9 and the both sides board 10, the bolt of being connected with bottom plate 9 passes from 1 bottom of fixing base, the bolt of being connected with curb plate 10 passes from 1 lateral surface of fixing base, before the use, confirm the position of curb plate 10 and bottom plate 9 earlier, later wear to establish corresponding bolt, the position of curb plate 10 and bottom plate 9 can be adjusted according to the broach size of adaptation like this, the suitability is good, after using a period, loosen the bolt, curb plate 10 and bottom plate 9 can be convenient for change.

The lifting mechanism comprises an air cylinder 11, the air cylinder 11 is fixedly connected with the support 4, a piston rod of the air cylinder 11 vertically faces downwards and is fixedly connected with the pressing block 5, the piston rod of the air cylinder 11 stretches to drive the pressing block 5 to lift, and the air cylinder 11 can be replaced by a hydraulic cylinder during actual manufacturing; the top outer wall of gag lever post 3 has the cutting face 31 of circumference equipartition, and cutting face 31 makes the top of gag lever post 3 be blocky, the centre gripping gag lever post 3 of being convenient for, and the quantity of cutting face 31 is the four sides in this embodiment.

Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. The utility model provides a dish hub flange end face anchor clamps for tooth broaching, includes fixing base (1), its characterized in that, the top center of fixing base (1) have recess (2) that link up fixing base (1) both sides one, fixing base (1) all wear to be equipped with in the top of recess (2) both sides and be straight rod-like gag lever post (3), fixing base (1) on link firmly support (4), recess (2) top be equipped with compact heap (5), support (4) on be equipped with the elevating system who drives compact heap (5) lift.

2. The fixture for broaching the teeth on the flange end face of the disc hub according to claim 1, wherein the fixture seat (1) is provided with a baffle (6) which is upwardly extended and is in a block shape at the side part of the groove (2) for the broach to penetrate, and the bottom of the baffle (6) and the groove (2) enclose an penetrating port for the broach to penetrate.

3. The disc hub flange face tooth broaching fixture according to claim 2, wherein the fixing seat (1) is fixedly connected with a top plate (7) at the tops of two sides of the groove (2) through screws, the top plate (7) is provided with a plurality of limiting holes (8), and the limiting rods (3) are arranged in the corresponding limiting holes (8) in a penetrating manner.

4. A chuck for broaching teeth on a flange end face of a hub according to claim 3, wherein the bottom face of the recess (2) is fixedly connected with a bottom plate (9) by bolts, both side walls of the recess (2) are fixedly connected with side plates (10) by bolts, the bottom plate (9) is positioned between the two side plates (10) and a gap is formed between the bottom plate (9) and the two side plates (10).

5. A clamp for broaching teeth on a flange end face of a disc hub according to claim 4, wherein the lifting mechanism comprises an air cylinder (11), the air cylinder (11) is fixedly connected with the support (4), and a piston rod of the air cylinder (11) vertically faces downwards and is fixedly connected with the pressing block (5).

6. A chuck for broaching teeth at a flange end of a hub according to claim 5, wherein the outer wall of the tip of the stopper rod (3) has circumferentially uniformly distributed cutting surfaces (31).