CN203236372U

CN203236372U - Clamping mechanism for component parts

Info

Publication number: CN203236372U
Application number: CN 201320082036
Authority: CN
Inventors: 张立秋; 黄雪梅; 祝萍; 韩纪银; 王良; 程文安; 郑伟
Original assignee: Zhejiang Geely Holding Group Co Ltd; Jinan Geely Automobile Co Ltd
Current assignee: Zhejiang Geely Holding Group Co Ltd; Jinan Geely Automobile Co Ltd
Priority date: 2013-02-22
Filing date: 2013-02-22
Publication date: 2013-10-16
Anticipated expiration: 2023-02-22

Abstract

The utility model discloses a combined part clamping mechanism, which comprises a base and a support formed by a column. A front clamping operating mechanism is arranged in front of the column, which includes a lever linkage system and an operating handle. A bow-shaped clamping mechanism is connected above the lever linkage system. Mechanism 2, the two ends of the curved bow are the supporting surfaces of the workpiece; a rear clamping operating mechanism is provided behind the column, and the rear clamping operating mechanism includes a hinged seat, and the lower end of the hinged seat is provided with lugs. Connection, the upper end of the hinge seat is provided with a locking port, the middle part of the clamping mechanism 1 is connected with the locking port through a locking screw, the upper end of the clamping mechanism 1 is provided with a workpiece pressing surface corresponding to the two ends of the curved bow, and the workpiece at the upper end is pressed The side of the surface is connected with gasket 1 through a nut, and the side of the workpiece pressing surface at the lower end is connected with gasket 2 through a nut; The utility model is used in the clamping of the vehicle body inspection tool when the vehicle body is assembled, and has the advantages of small size and high efficiency.

Description

The component parts clamp mechanism

Technical field

The utility model belongs to vehicle body general assembly frock technical field, is specifically related to a kind of component parts clamp mechanism.

Background technology

In the total process of assembling of the body of a motor car of Prospect in Modern Auto Manufacture Industry, need to accurately be positioned at various parts on the large complicated anchor clamps and weld, fit together, the assembly part that for example is welded is welded and assembles generally is to be welded by a plurality of plates, part turns the function that does not possess before joining the parcel received quality testing, therefore can not well guarantee the dimensional accuracy of assemble welding.Precision for the soldering part sub-unit generally detects with equipment such as three-dimensionals according to the cycle, such operation is unfavorable for the detection to parcel received quality 100%, and operating process is loaded down with trivial details, and equipment investment is high, be unfavorable for enhancing productivity, cause in the production time-consuming efficient low.Individual part is difficult to realize clamping in cubing, and then can't detects owing to complex structure.

For example Chinese patent application numbers 201110374813.3, and name is called " a kind of automobile body welding clamp "

Application for a patent for invention, disclose and a kind ofly can satisfy simultaneously anchor clamps and make the automobile body welding clamp that assembly precision and body dimensions precision are adjusted.The automobile body welding clamp of this invention comprises the angle seat and is installed on template on the seat of angle, one end of described template and a depression bar are hinged, be equipped with on the seat of described angle for the driving mechanism that drives depression bar, the free-ended below of described depression bar is equipped with briquetting by bolt, described template end face is equipped with the regulation part in the position of corresponding briquetting by bolt, key is between described depression bar and the briquetting shim pack to be installed, and described shim pack is comprised of two pads at least.This weld jig adopts an end and hinged driving mechanism of establishing in addition again of depression bar of template, huge structure and complexity, and adopt the shim pack adjustment between its depression bar and the briquetting, and the operation hell to pay, efficient is low again.

Summary of the invention

The utility model technical issues that need to address are, overcome complicated, the adjustment trouble of automobile body welding clamp huge structure of prior art, efficient is low deficiency again, provide a kind of take up room little, can select different Work-sheet pressing faces according to the difference of detected object, increase work efficiency, avoid clamping accuracy to descend.

The purpose of this utility model is achieved by following technical proposals: a kind of component parts clamp mechanism, comprise the bearing that is connected and composed by base and column, the place ahead of column is provided with the front clamp operating mechanism, the front clamp operating mechanism comprises lever linked system and operating grip, lever linked system top is connected with the clamp mechanism two of tortuous bow shape, and two ends of tortuous bow shape are the work mounting s face; The rear of column is provided with rear clamp operation mechanism, rear clamp operation mechanism comprises hinged seat, the lower end of hinged seat is provided with lug, the bottom of clamp mechanism one is connected with lug by rotating shaft, the upper end of hinged seat is provided with the locking mouth, the middle part of clamp mechanism one is connected locking by lock-screw with the locking mouth, the upper end of clamp mechanism one is provided with the Work-sheet pressing face corresponding with two ends of described tortuous bow shape, be connected with pad one at the side of Work-sheet pressing face that is positioned at the upper end by nut, be connected with pad two at the side of the Work-sheet pressing face that is positioned at the lower end by nut; Be provided with the stopping means for clamp mechanism one opening angle at rear side position, the lower end of hinged seat.

Workpiece as for position between the clamp mechanism one of anchor clamps and the clamp mechanism two, is promoted clamp mechanism one and rotates and embed the locking mouth of hinged seat and lock by lock-screw around rotating shaft; But move operating grip and promote just clamping workpiece of clamp mechanism two by the lever linked system, the lever linked system has auto-lock function; The angular dimension that clamp mechanism one retreats is determined by stopping means.

As preferably, clamp mechanism one is interconvertible assembly, and the structure of each part clamp mechanism one is corresponding with a workpiece for measurement structure.

As preferably, stopping means comprises screw and is furnished with lock nut.

As preferably, lock mouth and be provided with pit, the both sides, middle part of clamp mechanism one and the both sides of pit are slidingly matched.

As preferably, described lever linked system comprises the driving lever that the rear end is fixedly connected with operating grip, the middle part of driving lever and bearing pin joint, the front end of driving lever and rocking bar middle part pin joint, the lower end of rocking bar is connected with an end of connecting rod, the other end of connecting rod and bearing pin joint, the upper end of rocking bar is fixedly connected with the lower end of clamp mechanism two.

When down removing when turning operating grip, the front end of driving lever can be toward upwarping, it is up mobile to drive rocking bar integral body, lower end drivening rod by rocking bar rotates, rocking bar is rotated around the bearing pin at its middle part simultaneously, rocking bar up moves on one side and involves again rotation on one side, thereby it is up mobile on one side to promote clamp mechanism two, do to involve simultaneously rotation, the result so that two ends of the tortuous bow shape of clamp mechanism two withhold on workpiece, this lever linked system has auto-lock function, and operating grip stops to move, and then rocking bar can not become flexible; Otherwise, up move operating grip, workpiece is unclamped in two ends of the tortuous bow shape of clamp mechanism two.

The beneficial effects of the utility model are:

1, take up room little;

2, can select different clamp mechanism and Work-sheet pressing face according to the difference of detected object;

3, high efficiency, clamping accuracy are reliable.

Description of drawings

Fig. 1 is the structural upright schematic diagram of a kind of embodiment of the utility model;

Fig. 2 is that the master of a kind of embodiment of the utility model looks schematic diagram.

Among the figure, bearing 1; Base 11; Column 12; Front clamp operating mechanism 2; Lever linked system 21; Driving lever 211; Rocking bar 212; Connecting rod 213; Bearing pin 214; Operating grip 22; Clamp mechanism 23; Rear clamp operation mechanism 4; Hinged seat 41; Lug 411; Locking mouth 412; Rotating shaft 42; Clamp mechanism 1; Nut 51; Pad 1; Lock-screw 6; Stopping means 7; Screw 71; Lock nut 72; Workpiece 8.

The specific embodiment

Below in conjunction with accompanying drawing and specific embodiments the utility model is further described.

Embodiment 1: as shown in Figure 1, a kind of component parts clamp mechanism, comprise the bearing 1 that is connected and composed by base 11 and column 12, the place ahead of column 12 is provided with front clamp operating mechanism 2, front clamp operating mechanism 2 comprises lever linked system 21 and operating grip 22, lever linked system 21 tops are connected with the clamp mechanism 23 of tortuous bow shape, and two ends of tortuous bow shape are the work mounting s face; The rear of column 12 is provided with rear clamp operation mechanism 4, rear clamp operation mechanism 4 comprises hinged seat 41, the lower end of hinged seat 41 is provided with lug 411, the bottom of clamp mechanism 1 is connected with lug 411 by rotating shaft 42, the upper end of hinged seat 41 is provided with locking mouth 412, locking mouth 412 is provided with pit, the both sides, middle part of clamp mechanism 1 and the both sides of pit are slidingly matched, the middle part of clamp mechanism one is provided with through hole and is connected locking by lock-screw 6 with locking mouth 412, the upper end of clamp mechanism 1 is provided with the Work-sheet pressing face corresponding with two ends of the shape of drawing a bow, be connected with pad 1 at the side of Work-sheet pressing face that is positioned at the upper end by nut 51, be connected with pad two at the side of the Work-sheet pressing face that is positioned at the lower end by nut; Be provided with the stopping means 7 for clamp mechanism one 5 opening angles at rear side position, the lower end of hinged seat 41, stopping means 7 comprises screw 71 and is furnished with lock nut 72, clamp mechanism 1 by conflict screw 71 heads with the location, the height of screw head can be regulated, and locks with lock nut 72 after adjusting is finished; Clamp mechanism 1 is interconvertible assembly, and the structure of each part clamp mechanism one is corresponding with a workpiece for measurement structure.

Workpiece 8 is placed position between the clamp mechanism 1 of anchor clamps and the clamp mechanism 23, promote clamp mechanism 1 and rotate and embed the locking mouth 412 of hinged seat 41 around rotating shaft 42, again by lock-screw 6 lockings; But move operating grip 22 and promote just clamping workpiece of clamp mechanism 23 by lever linked system 21, lever linked system 21 has auto-lock function.

Lever linked system 21 comprises the driving lever 211 that the rear end is fixedly connected with operating grip 22, the middle part of driving lever 211 and bearing 1 pin joint, the front end of driving lever 211 and rocking bar 212 middle part pin joints, the lower end of rocking bar 212 is connected with an end of connecting rod 213, the other end of connecting rod 213 and bearing 1 pin joint, the upper end of rocking bar 212 is fixedly connected with the lower end of clamp mechanism 23, when down removing when turning operating grip 22, the front end of driving lever 211 can be toward upwarping, it is up mobile to drive rocking bar 212 integral body, lower end drivening rod 213 by rocking bar 212 rotates, rocking bar 212 is rotated around the bearing pin 214 at its middle part simultaneously, rocking bar 212 is up mobile on one side to involve again rotation on one side, thereby Yi Bian promotion clamp mechanism 23 is up mobile, does to involve simultaneously rotation, the result so that two ends of the tortuous bow shape of clamp mechanism 23 withhold on workpiece, this lever linked system 21 has auto-lock function, and operating grip 21 stops to move, and then rocking bar 212 can not become flexible; Otherwise, up move operating grip 21, workpiece is unclamped in two ends of the tortuous bow shape of clamp mechanism 25.

The utility model can use in the vehicle body cubing clamping when the vehicle body general assembly, has little, the clamp mechanism and clamping area is optional, high efficiency and the reliable advantage of clamping accuracy of taking up room, if those skilled in the art does simple the modification or replacement to the foregoing invention content, such change can not think to break away from scope of the present utility model, and all will be included within the scope of claim of the present utility model the apparent modification of those skilled in the art like this.

Claims

1. A clamping mechanism for combined parts, including a support composed of a base and a column. It is characterized in that a front clamping operating mechanism is provided in front of the column, and the front clamping operating mechanism includes a lever linkage system and an operating handle. A bow-shaped clamping mechanism 2 is connected to the top of the linkage system, and the two ends of the bow-shaped are the workpiece support surfaces; the rear clamping operating mechanism is provided behind the column, and the rear clamping operating mechanism includes a hinged seat, and the lower end of the hinged seat is set. There are lugs, the lower end of the clamping mechanism 1 is connected to the lugs through the rotating shaft, the upper end of the hinge seat is provided with a locking port, the middle part of the clamping mechanism 1 is connected and locked with the locking port by a locking screw, and the upper end of the clamping mechanism 1 A workpiece pressing surface corresponding to the two ends of the curved bow is provided, and a gasket 1 is connected to the side of the workpiece pressing surface at the upper end through a nut, and a gasket 1 is connected to the side of the workpiece pressing surface at the lower end. The nut is connected with a gasket 2; a limit device for an opening angle of the clamping mechanism is provided at the rear side of the lower end of the hinged seat.

2. The combined part clamping mechanism according to claim 1, wherein the clamping mechanism 1 is an exchangeable assembly, and the structure of each clamping mechanism 1 corresponds to a structure of a workpiece to be tested.

3. The combined part clamping mechanism according to claim 1 or 2, wherein the limiting device comprises a screw and is equipped with a locking nut.

4. The clamping mechanism for combined parts according to claim 3, wherein the locking opening is provided with a dimple, and the two sides of the middle part of the clamping mechanism one are slidingly fitted with the two sides of the dimple.

5. The combined part clamping mechanism according to claim 3, wherein the lever linkage system includes a driving rod whose rear end is fixedly connected to the operating handle, the middle part of the driving rod is pinned to the support, and the front end of the driving rod Pinned to the middle part of the rocking bar, the lower end of the rocking bar is connected to one end of the connecting rod, the other end of the connecting rod is pinned to the support, and the upper end of the rocking bar is fixedly connected to the lower end of the clamping mechanism two.