CN104647086B - Universal axle housing clamping device - Google Patents

Abstract

The invention provides a universal axle housing clamping device, which includes a workbench (1), characterized in that a group of jacking mechanisms (2) are connected to the workbench (1), and a set of jacking mechanisms (2) are connected to the workbench (1). There is a pressing mechanism (3), and the set of jacking mechanisms (2) and the pressing mechanism (3) cooperate with each other to fix the axle housing. The present invention adopts the combination of the jacking mechanism and the pressing mechanism, which is suitable for processing various types of axle housings, and at the same time can ensure the rigidity and position stability of the workpiece during the workpiece processing, and the present invention has simple structure, convenient manufacture, low cost, The operation is simple, the production efficiency is improved, and the production cost is reduced.

Description

A universal axle housing clamping device

Technical field:

The invention relates to a clamp for automobile parts, in particular to a universal axle housing clamping device.

Background technique:

Due to the large and long parts of the rear axle housing, it is necessary to dig a deep pit on the side of the drilling machine table when drilling, and place the parts in the pit to realize processing. In addition, it is troublesome to clamp and correct the drill, and there is a great potential safety hazard. The current clamps for processing the rear axle housing are basically not universal. Therefore, it is usually necessary to replace multiple clamps to complete these processes. In this way, the parts need to be clamped multiple times, which causes problems such as difficult positioning of the parts and poor stability of the parts during processing, which in turn leads to a reduction in work efficiency and a decline in product accuracy. And above-mentioned problem and shortcoming are just more prominent when needing to process the axle housing of multiple different models.

Invention content:

The present invention aims to overcome the deficiencies in the prior art, and provides a universal axle housing clamping device, which has the advantages of simple structure, convenient manufacture, low cost, and is suitable for positioning and clamping procedures of various types of axle housings, improving Improve the working efficiency of the axle housing drilling process.

To achieve the above object, the present invention provides the following technical solutions:

A universal axle housing clamping device, which includes a workbench, characterized in that: a group of connecting holes is set on the workbench, and at least one jacking mechanism that can be connected with the connecting holes is provided, and the jacking mechanism includes: a bottom plate , There is a set of nut bases on the bottom plate, supporting pins matched with the nut bases, and screws connected to the workbench on the bottom plate;

A pressing mechanism is provided to cooperate with the workbench, which includes a pressing plate, and a bolt is provided, and a supporting plate and a nut are connected to the bolt, and one end of the bolt penetrates the pressing plate;

There is a screw hole seat on the support plate, and a positioning pin is set, and the positioning pin screw at one end of the positioning pin matches the screw hole seat;

A pair of connection seats are arranged symmetrically on the pressure plates on both sides of the support plate, a swing arm is hinged on each connection seat, a bridge is bridged at one end of the two swing arms, and screw holes are provided on the bridge;

A matching screw is provided in the screw hole, a handle is provided on the body of the screw, a compression rod nut is provided on the screw on one side of the handle, and a compression rod extends outward from the compression rod nut;

A group of pressing plate screws are arranged at the bottom of the pressing plate, splints are arranged on the pressing plate screws, and locking nuts are arranged on the pressing plate screw on one side of the splint;

The jacking mechanism and the pressing mechanism cooperate with each other to fix the axle housing;

A group of nut bases in the jacking mechanism are distributed on the bottom plate in an arc shape;

One end of the positioning pin screw rod in the pressing mechanism can pass through the screw hole seat, and an adjusting rotating hand wheel is provided at the end of the positioning pin screw rod.

On the basis of above-mentioned technical scheme, also can have following further technical scheme:

An adjustment hand wheel is also provided on the support pin in the jacking mechanism.

A compression rod locking handwheel is also provided on the screw rod at the upper part of the compression rod nut in the compression mechanism.

The advantages of the present invention are:

The present invention adopts the combination of the jacking mechanism and the pressing mechanism, which is suitable for processing various types of axle housings, and at the same time can ensure the rigidity and position stability of the workpiece during the processing of the workpiece, and the present invention has simple structure, convenient manufacture, low cost, The operation is simple, the production efficiency is improved, and the production cost is reduced.

Description of the drawings:

Fig. 1 is the schematic diagram when the present invention works;

Fig. 2 is a schematic structural view of the jacking mechanism;

Fig. 3 is the structural representation of pressing mechanism;

Fig. 4 is a right side view of Fig. 1 .

detailed description:

As shown in Figure 1, a universal axle housing clamping device includes a workbench 1, on which a set of connecting holes are arranged, and a set of jacking mechanisms 2 are correspondingly connected to the connecting holes. One end of the workbench 1 between the supporting mechanisms 2 is also connected with a pressing mechanism 3, and the set of jacking mechanisms 2 and the pressing mechanism 3 can cooperate with each other to fix the axle housing 4 on the working platform 1, so that the bridge The shell is processed.

As shown in Figure 2, the jacking mechanism 2 includes: a bottom plate 2a, an arc-shaped end surface is provided on one side of the bottom plate 2a, and a set of nut bases 2b that form an arc-shaped distribution are arranged at intervals on the bottom plate 2a close to the arc-shaped end surface. A set of support pins 2c, an adjustment handwheel 2d is provided on the support pin 2c, and a screw 2e that matches the nut base 2b is provided at the bottom of the support pin 2c, and the support pin can be adjusted quickly and easily by turning the adjustment handwheel 2d 2c, the bottom plate 2a is also provided with a screw 2f that is connected with the connection hole on the workbench 1, and the screw 2f is connected with the connection holes at different positions on the workbench to realize the lifting of the jacking mechanism 2 on the workbench. The position is changed in order to adapt to the jacking of different types of axle housings.

As shown in Fig. 1, 3, described pressing mechanism 3 comprises: pressing plate 3a, is provided with nut 3b on pressing plate 3a, is provided with support plate 3c on nut 3b, is provided with a through support plate 3c, nut 3b and the bolt 3d of the pressure plate 3a, the bolt 3d can connect the support plate 3c, the nut 3b and the pressure plate 3a together, and then the height of the support plate 3c can be adjusted by rotating the nut 3b. The surface is also provided with a screw seat 3e.

A positioning pin 3f is set, and the bottom of the positioning pin 3f is provided with a positioning pin screw 3g that cooperates with the screw hole seat 3e. There is an adjustment rotating hand wheel 3h, and the height of the positioning pin 3f can be raised and lowered by adjusting the rotating hand wheel.

A pair of connecting seats 3r are symmetrically arranged on the pressing plate 3a on both sides of the supporting plate 3c, a swing arm 3k is hinged at each connecting seat 3r, and a bridge 3j is bridged at the other ends of the two swing arms 3k, and a bridge 3j is provided on the bridge 3j. There is a screw hole 3m, and a screw 3n matched with the screw hole 3m is provided. A handle 3o is provided on the body of the screw rod, and a pressure rod nut 3p is arranged on the screw rod on the side of the handle 3o. On the pressure rod nut 3p A pressure rod 3q is extended outward, and a pressure rod locking handwheel 3i is also provided on the upper screw rod of the pressure rod nut 3p. The height of the screw rod 3n can be adjusted by rotating the handle 3o, and the pressure rod locking handwheel 3i can limit the pressure. The position of the rod nut 3p on the screw rod 3n.

A set of clamping screw 3s is arranged at the bottom of the clamping plate 3a, and a splint 3y is arranged on the screw, and a locking nut 3t is arranged on the screw on the other side of the clamping plate 3y, and the clamping plate 3y can be adjusted on the clamping screw 3s by the locking nut 3t The pressing mechanism 3 can be fixed on the workbench through the cooperation of the pressing plate 3a and the clamping plate 3y.

working principle:

As shown in Figures 1 and 4, two jacking mechanisms 2 are correspondingly fixed on the workbench, and the pressing mechanism 3 is fixed on the workbench, and then the hemispherical inner cavity 5 of the axle housing is placed on the two jacking mechanisms 2, and then adjust the support pin 2c on the jacking mechanism and the positioning pin 3f on the pressing mechanism 3, so that the top ends of the support pin and the positioning pin can contact the axle housing around the hemispherical inner cavity shell, And keep the axle housing level, then adjust the swing arm 3k and the pressing rod 3q on the pressing mechanism 3 so that the pressing rod 3q extends obliquely into the hemispherical inner chamber 5 of the axle housing, and then turn the pressing rod nut 3p to drive the pressing rod 3q Descend to a suitable position to compress the hemispherical inner cavity of the axle housing, and then turn the pressure rod locking hand wheel 3i to lock the pressure rod 3q.

Claims (3)

1. a kind of general axle housing clamping device, it includes, workbench（1）, it is characterised by：In workbench（1）It is provided with one group even Connect hole, arranging at least one can be connected jacking mechanism with connecting hole（2）, described jacking mechanism（2）Including：Base plate （2a）, one group of nut base is provided with base plate（2b）, in nut base（2b）In be provided with the supporting pin being matched therewith（2c）, In base plate（2a）On be additionally provided with and workbench（1）The screw connecting（2f）；

One hold-down mechanism being connected with workbench of setting（3）, it includes pressing plate (3a), arranges bolt（3d）, in bolt （3d）On be connected with gripper shoe（3c）, nut（3b）, and bolt（3d）One end run through pressing plate (3a)；

In gripper shoe（3c）It is provided with screw seat（3e）, alignment pin is set（3f）, alignment pin（3f）The alignment pin screw rod of one end （3g）With screw seat（3e）Match；

In gripper shoe（3c）It is arranged with a pair of connecting seat on the pressing plate (3a) of both sides（3r）, in each connecting seat（3r）All hinged One swing arm（3k）, in two swing arms（3k）One end bridges a bridge（3j）, in bridge（3j）It is provided with screw（3m）；

In screw（3m）Inside it is provided with a screw rod matching（3n）, screw rod（3n）Shaft be provided with one section of handle（3o）, Handle（3o）The screw rod of side is provided with a depression bar nut（3p）, in depression bar nut（3p）On extend outward a depression bar （3q）；

It is provided with one group of pressing plate screw rod in pressing plate (3a) bottom（3s）, in pressing plate screw rod（3s）On be equipped with clamping plate（3y）, in clamping plate （3y）The pressing plate screw rod of side is provided with locking nut（3t）；

Described jacking mechanism（2）With hold-down mechanism（3）Cooperate axle housing（4）Fixing；

Described jacking mechanism（2）In one group of nut base（2b）Arcuation is become to be distributed in base plate（2a）On；

Described hold-down mechanism（3）In alignment pin screw rod（3g）One end can pass through screw seat（3e）, and in alignment pin screw rod （3g）End be provided with regulation rotation hand wheel（3h）.

2. a kind of general axle housing clamping device according to claim 1 it is characterised in that：In described jacking mechanism（2） In supporting pin（2c）On be additionally provided with adjusting handle（2d）.

3. a kind of general axle housing clamping device according to claim 1 it is characterised in that：In described hold-down mechanism（3） In depression bar nut（3p）The screw rod on top（3n）On be additionally provided with depression bar locking handwheel（3i）.