CN210060495U

CN210060495U - Workpiece clamping jig

Info

Publication number: CN210060495U
Application number: CN201920370169.4U
Authority: CN
Inventors: 林承泰; 徐龙伟
Original assignee: Zhejiang Zhihong Technology Co Ltd
Current assignee: Zhejiang Zhihong Technology Co Ltd
Priority date: 2019-03-22
Filing date: 2019-03-22
Publication date: 2020-02-14
Anticipated expiration: 2029-03-22

Abstract

The utility model discloses a work piece centre gripping tool, its technical scheme main points are: the utility model provides a work piece centre gripping tool, includes the fixed station, two standing grooves that supply C shape work piece to put into respectively are seted up to the fixed station upper surface, the fixed station is provided with two sets of locating component that are used for C shape work piece both ends face in the centre gripping butt standing groove, the fixed station is provided with the fixed subassembly that is used for fixing a position C shape work piece opening orientation and further fixes C shape work piece. The utility model discloses be convenient for control C shape work piece orientation to improve machining efficiency.

Description

Workpiece clamping jig

Technical Field

The utility model relates to a frock clamp field especially involves a work piece centre gripping tool.

Background

When a C-shaped workpiece (as shown in fig. 1) is machined and assembled, the C-shaped workpiece needs to be fixed and then machined and assembled.

However, when clamping and fixing the C-shaped workpiece, the direction of the notch of the C-shaped workpiece is not easy to control, and the machining and assembling efficiency of the C-shaped workpiece is easily affected.

Therefore, there is a need for an improved structure that overcomes the above-mentioned deficiencies.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a work piece centre gripping tool is convenient for control C shape work piece orientation to improve machining efficiency.

The above technical purpose of the utility model is realized with following technical scheme: the utility model provides a work piece centre gripping tool, includes the fixed station, two standing grooves that supply C shape work piece to put into respectively are seted up to the fixed station upper surface, the fixed station is provided with two sets of locating component that are used for C shape work piece both ends face in the centre gripping butt standing groove, the fixed station is provided with the fixed subassembly that is used for fixing a position C shape work piece opening orientation and further fixes C shape work piece.

The utility model discloses a further set up to: two standing grooves are located same straight line position, fixed subassembly includes that two set up respectively two standing grooves deviate from one end mutually and can partly block into the intraoral first fixture block of C shape work piece, set up in two standing grooves deviate from one end mutually and drive and correspond the first fixture block downwardly moving and support the first cylinder that compresses tightly of pressing C shape work piece, set up between two standing grooves and can block into two intraoral second fixture blocks of C shape work piece breach, set up in between two standing grooves and drive the second fixture block downwardly moving support the second that presses two C shape work pieces and compress tightly the cylinder.

The utility model discloses a further set up to: the positioning assembly comprises two oil cylinders which are respectively arranged at two ends of the placing groove and are abutted and clamped at two ends of the C-shaped workpiece, and two oil cylinder output shafts are arranged in opposite directions.

The utility model discloses a further set up to: the positioning assembly comprises a side positioning block with one end arranged in the placing groove or on the end face of the placing groove, and an elastic component with one end of the placing groove far away from the side positioning block.

The utility model discloses a further set up to: the elastic component comprises a sliding positioning block which is connected to the bottom surface of the placing groove in a sliding mode along the length direction of the placing groove and a spring which is arranged at one end, far away from the side positioning block, of the placing groove and connected with the sliding positioning block.

The utility model discloses a further set up to: and the bottom surface of the fixed table is provided with a processing groove for processing the side wall of the C-shaped workpiece deviating from the notch.

The utility model discloses a further set up to: the upper end surface of the fixed table is provided with a plurality of taking and placing grooves which are convenient for taking and placing C-shaped workpieces.

To sum up, the utility model discloses following beneficial effect has:

1) after the two C-shaped workpieces are placed in the placing grooves, the first clamping block and the second clamping block are driven to move downwards through the first pressing cylinder and the second pressing cylinder, the first clamping block and the second clamping block are clamped in the C-shaped workpiece gap and abut against the inner wall of the C-shaped workpiece, so that the C-shaped workpieces are clamped and fixed, and meanwhile, the C-shaped workpiece gap is ensured to be arranged upwards;

2) after the C-shaped workpiece is placed in the placing groove, the output shafts of the two oil cylinders extend to enable the output shafts of the oil cylinders to abut against the end face of the C-shaped workpiece, so that the C-shaped workpiece is clamped, and the C-shaped workpiece is effectively positioned relative to the placing groove;

3) the side wall of the C-shaped workpiece deviating from the notch is conveniently machined through the machining groove;

4) when the C-shaped workpiece is placed in the placing groove, one end of the C-shaped workpiece is firstly abutted against the elastic component, the elastic component is elastically deformed, then the C-shaped workpiece is completely prevented from the placing groove, and the C-shaped workpiece is clamped and positioned through elastic deformation of the elastic component and the side positioning block.

Drawings

FIG. 1 is a schematic view of a prior art C-shaped workpiece;

FIG. 2 is a schematic structural diagram according to the first embodiment;

FIG. 3 is a cross-sectional view of the first embodiment;

FIG. 4 is a schematic structural view of the second embodiment;

FIG. 5 is a sectional view of the second embodiment.

The corresponding part names indicated by the numbers in the figures: 1. a fixed table; 2. a placement groove; 3. a first clamping block; 4. a first hold-down cylinder; 5. a second hold-down cylinder; 6. a second fixture block; 7. an oil cylinder; 8. processing a tank; 9. a taking and placing groove; 10. a side positioning block; 11. an elastic member; 12. sliding a positioning block; 13. spring 14, C-shaped workpiece.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further described with reference to the drawings and the specific embodiments.

The first embodiment is as follows: as shown in fig. 2 and 3, the utility model provides a workpiece clamping jig, including fixed station 1, two standing grooves 2 that supply C shape work piece 14 to put into respectively are seted up to fixed station 1 upper surface, and two standing grooves 2 are linear arrangement, and fixed station 1 is provided with two sets of locating component that are used for the centre gripping butt to correspond 14 both ends of C shape work piece in the standing groove 2, and fixed station 1 still installs and is used for controlling the ascending fixed subassembly in the 14 breach of C shape work piece.

The fixing assembly comprises two first fixture blocks 3 which are respectively arranged at the opposite ends of the two placing grooves 2, the first fixture blocks 3 can be clamped in the notches of the C-shaped workpiece 14 and move up and down relative to the fixing table 1, and the fixing table 1 is fixedly connected with a first pressing cylinder 4 which drives the first fixture blocks 3 to move up and down; fixedly connected with second compresses tightly cylinder 5 between two standing grooves 2, and second compresses tightly 5 output shaft fixedly connected with second fixture blocks 6 of cylinder, and second fixture block 6 is the symmetry setting to second fixture block 6 can block into in two adjacent C shape work pieces 14 notches. Like this after two C shape work pieces 14 are placed in standing groove 2, compress tightly cylinder 4 and second through first and compress tightly cylinder 5 drive and correspond first fixture block 3 and second fixture block 6 and move down, first fixture block 3 and second fixture block 6 card are gone into in the 14 breachs of C shape work piece to support and press in 14 inner walls of C shape work piece, thereby the fixed C shape work piece 14 of centre gripping, ensure simultaneously that the 14 breach of C shape work piece is upwards setting.

Each group of positioning assemblies respectively comprises two oil cylinders 7 respectively arranged at two ends of the placing groove 2, output shafts of the oil cylinders 7 are oppositely arranged, and after the C-shaped workpiece 14 is placed in the placing groove 2, the output shafts of the two oil cylinders 7 extend to enable the output shafts of the oil cylinders 7 to be abutted against the end face of the C-shaped workpiece 14, so that the C-shaped workpiece 14 is clamped, and the position of the C-shaped workpiece 14 relative to the placing groove 2 is effectively positioned.

In order to facilitate the processing of the side wall of the C-shaped workpiece 14, the bottom surface of the fixing table 1 is provided with a processing groove 8, and the processing groove 8 penetrates through the bottom surface of the placing groove 2. The side walls of the C-shaped workpiece 14 facing away from the gap are conveniently machined by the machining grooves 8.

In order to conveniently take and place the C-shaped workpiece 14, a plurality of taking and placing grooves 9 which are convenient for taking and placing the C-shaped workpiece 14 are formed in the upper end face of the fixed table 1.

The second embodiment is different from the first embodiment in that: as shown in fig. 4 and 5, the positioning assembly includes a side positioning block 10 having one end fixed in the placing slot 2 or on an end surface of the placing slot 2, an elastic member 11 is installed on an end of the placing slot 2 away from the side positioning block 10, the elastic member 11 has elasticity and can abut against an end surface of the C-shaped workpiece 14, so that when the C-shaped workpiece 14 is placed in the placing slot 2, one end of the C-shaped workpiece 14 abuts against the elastic member 11, the elastic member 11 is elastically deformed, the C-shaped workpiece 14 is completely protected from the placing slot 2, and the C-shaped workpiece 14 is clamped and positioned by the elastic member 11 and the side positioning block 10 through elastic deformation.

The elastic member 11 may include a slide positioning block 12 slidably coupled to a bottom surface of the placement groove 2 in a length direction of the placement groove 2, and a spring 13 coupled to the slide positioning block 12 is installed at an end of the placement groove 2 remote from the side positioning block 10.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a work piece centre gripping tool, includes fixed station (1), its characterized in that: the fixed station is characterized in that two placing grooves (2) for placing C-shaped workpieces (14) are formed in the upper surface of the fixed station (1), two groups of positioning assemblies for clamping and abutting two end faces of the C-shaped workpieces (14) in the placing grooves (2) are arranged on the fixed station (1), and the fixed station (1) is provided with a fixing assembly for positioning the opening orientation of the C-shaped workpieces (14) and further fixing the C-shaped workpieces (14).

2. The workpiece holding jig of claim 1, wherein: two standing grooves (2) are located same straight line position, fixed subassembly includes that two set up respectively in two standing groove (2) back to back one end and can partly block into the intraoral first fixture block (3) of C shape work piece (14) breach, set up in two standing groove (2) back to back one end and drive correspond first fixture block (3) lapse and support and press first compress tightly cylinder (4) of C shape work piece (14), set up between two standing grooves (2) and can block into intraoral second fixture block (6) of two C shape work piece (14) breachs, set up in between two standing grooves (2) and drive second fixture block (6) lapse support and press second compress tightly cylinder (5) of two C shape work piece (14).

3. A workpiece holding jig according to claim 1 or 2, characterized in that: the positioning assembly comprises two oil cylinders (7) which are respectively arranged at two ends of the placing groove (2) and are abutted against two ends of the C-shaped workpiece (14), and output shafts of the two oil cylinders (7)7 are oppositely arranged.

4. A workpiece holding jig according to claim 1 or 2, characterized in that: the positioning assembly comprises a side positioning block (10) with one end arranged in the placing groove (2) or on the end face of the placing groove (2), and an elastic component (11) with one end of the placing groove (2) far away from the side positioning block (10).

5. The workpiece holding jig of claim 4, wherein: the elastic component (11) comprises a sliding positioning block (12) which is connected to the bottom surface of the placing groove (2) in a sliding mode along the length direction of the placing groove (2), and a spring (13) which is arranged at one end, far away from the side positioning block (10), of the placing groove (2) and connected with the sliding positioning block (12).

6. The workpiece holding jig of claim 1, wherein: and a processing groove (8) for processing the side wall of the C-shaped workpiece (14) deviating from the notch is formed in the bottom surface of the fixed table (1).

7. The workpiece holding jig of claim 1, wherein: the upper end surface of the fixed table (1) is provided with a plurality of taking and placing grooves (9) which are convenient for taking and placing C-shaped workpieces (14).