CN216803099U

CN216803099U - Detection positioning device for machining

Info

Publication number: CN216803099U
Application number: CN202122916114.9U
Authority: CN
Inventors: 李彦军; 李水利; 王英杰
Original assignee: Hangzhou Weiyue Mechanical Equipment Co ltd
Current assignee: Hangzhou Weiyue Mechanical Equipment Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-06-24
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a detection positioning device for machining, and belongs to the technical field of detection positioning. The utility model provides a detection and positioning device for machining, is including placing the board, places the board top surface and evenly is equipped with a plurality of installation pieces, and the joint groove has all been seted up to the terminal surface in installation piece upper portion, and joint inslot portion is equipped with the spring, and the spring inner has set firmly the push rod, and the welding of push rod inner has the fixed block, and the fixed slot has been seted up to the terminal surface in the fixed block, and a plurality of antiskid ribbed tile have evenly been seted up to terminal surface both ends in the fixed block and the terminal surface in the fixed plate, place board bottom surface four corners and all set firmly the landing leg. The positioning device is simple and reasonable in design, not only can fix the parts according to different shapes of the parts, but also can automatically adjust the positions of the parts through the matching of a plurality of springs, thereby avoiding the problem that the prior art can only position the parts with smooth and regular surfaces, and achieving better positioning effect.

Description

Detection positioning device for machining

Technical Field

The utility model relates to the technical field of detection and positioning, in particular to a detection and positioning device for machining.

Background

Machining refers to a process of changing the physical dimensions or properties of a workpiece by a mechanical device. The difference in the machining manner can be divided into cutting machining and pressing machining. Need detect the part after machining finishes to prevent the wastrel, and need fix a position the part in the detection, so just need positioner to carry out the centre gripping location. Patent document CN212444929U in the prior art provides a detection positioning device for machining, which makes the clamping plate slide on the placing base under the action of the driving springs and stick to the workpiece, the elastic forces of the two driving springs are the same, so that the workpiece slides between the multiple groups of rolling balls, the adjustment of the driving springs moves to the center of the placing base, the positioning is completed, and the positioning is more accurate. Although the device has more beneficial effects, the following problems still exist: the device can only detect parts with regular and smooth surfaces, and when parts with irregular surfaces are detected, the rolling ball positioning and spring positioning effects of the device are not good, so that great errors can occur. In view of this, we propose a detecting and positioning device for machining.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The present invention is directed to a detecting and positioning device for machining, which solves the above problems in the related art.

2. Technical scheme

A detection and positioning device for machining comprises a placing plate, wherein the top surface of the placing plate is provided with two cylinders in a symmetrical structure, the cylinders are uniformly and fixedly provided with two supporting blocks, the inner ends of the cylinders are fixedly provided with a fixed plate, the bottom surface of the fixed plate is provided with two positioning blocks in a symmetrical structure, two ends of the top surface of the placing plate are respectively provided with two positioning grooves in a symmetrical structure, the top surface of the placing plate is uniformly provided with a plurality of mounting blocks, the outer end surfaces of the mounting blocks are uniformly and fixedly provided with a plurality of inserting blocks, the inner end surfaces of the upper parts of the mounting blocks are respectively provided with a clamping groove, a spring is arranged in the clamping groove, the inner end of the spring is fixedly provided with a push rod, the inner end of the push rod is welded with a fixed block, the inner end surfaces of the fixed block are provided with a fixed groove, the two ends of the inner end surfaces of the fixed block and the inner end surfaces of the fixed plate are uniformly provided with a plurality of anti-skid grooves, and the top surface of the placing plate is uniformly penetrated with a plurality of mounting grooves, slots are formed in the outer end of the inner wall of the mounting groove.

Preferably, the supporting block is fixedly connected with the top surface of the placing plate, and the positioning block is connected with the positioning groove in a sliding manner.

Preferably, the push rod is connected with the clamping groove in a sliding mode, and the fixed plate is in clearance fit with the top face of the placing plate.

Preferably, the fixed block and the fixed plate are in clearance fit, and the outer end of the spring is welded with the clamping groove.

Preferably, the anti-slip groove is of an arc-shaped structure, the insertion block is in insertion fit with the insertion groove, and the installation block is in sliding fit with the installation groove.

Preferably, the number of the mounting blocks is four, and the four mounting blocks are distributed in an annular shape at equal intervals by taking the center of the upper surface of the placing plate as a circle center.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. the spring drives the push rod inwards to extrude the fixing block, and then the fixing block can be respectively contacted with the part through the anti-skidding groove or the fixing groove on the inner end surface according to different shapes of the part. The positioning device is simple and reasonable in design, can fix parts according to different shapes of the parts, can automatically adjust the positions of the parts through the cooperation of a plurality of springs, and can quickly and flexibly position the geometric center of the horizontal section of the parts to the starting point or the origin of coordinates of machining so as to facilitate subsequent machining, avoid the problem that the prior art can only position parts with smooth and regular surfaces, and achieve a better positioning effect.

2. According to the utility model, the air cylinder is designed to drive the fixing plate to extrude the part inwards, so that the problem that the part is offset due to collision in the detection process can be prevented, and meanwhile, the clamping precision can be ensured by positioning the positioning block at the lower end of the fixing plate.

3. According to the utility model, through the design that the insertion block is matched with the slot, the installation block can be timely adjusted according to the height of the part, and the geometric center of the part is positioned at different heights, so that the application range of the device is enlarged, and the device is more practical and convenient.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the present invention with the mounting block broken away;

FIG. 3 is a schematic exploded view of a retaining plate according to the present invention;

the reference numbers in the figures illustrate: 1. placing the plate; 2. a cylinder; 3. a support block; 4. a fixing plate; 5. Positioning blocks; 6. positioning a groove; 7. mounting blocks; 8. a clamping groove; 9. a spring; 10. a push rod; 11. a fixed block; 12. fixing grooves; 13. an anti-slip groove; 14. inserting a block; 15. mounting grooves; 16. And (4) a slot.

Detailed Description

Referring to fig. 1-3, the present invention provides a technical solution:

a detection and positioning device for machining comprises a placing plate 1, wherein the top surface of the placing plate 1 is provided with two cylinders 2 in a symmetrical structure, the cylinders 2 are uniformly and fixedly provided with two supporting blocks 3, the inner ends of the cylinders 2 are fixedly provided with a fixed plate 4, the bottom surface of the fixed plate 4 is fixedly provided with two positioning blocks 5 in a symmetrical structure, the two ends of the top surface of the placing plate 1 are respectively provided with two positioning grooves 6 in a symmetrical structure, the top surface of the placing plate 1 is uniformly provided with a plurality of mounting blocks 7, the outer end surface of each mounting block 7 is uniformly and fixedly provided with a plurality of inserting blocks 14, the inner end surface of the upper part of each mounting block 7 is respectively provided with a clamping groove 8, a spring 9 is arranged inside each clamping groove 8, the inner end of the spring 9 is fixedly provided with a push rod 10, the inner end of the push rod 10 is welded with a fixed block 11, the inner end surface of the fixed block 11 is provided with a fixed groove 12, the two ends of the inner end surface of the fixed block 11 and the inner end surface of the fixed plate 4 are uniformly provided with a plurality of anti-skid grooves 13, the top surface of the placing plate 1 is uniformly penetrated with a plurality of mounting grooves 15, the outer ends of the inner walls of the mounting grooves 15 are provided with slots 16.

Specifically, the supporting block 3 is fixedly connected with the top surface of the placing plate 1, and the positioning block 5 is slidably connected with the positioning groove 6.

Further, push rod 10 and joint groove 8 sliding connection, fixed plate 4 with place board 1 top surface clearance fit.

Further, the fixed block 11 is in clearance fit with the fixed plate 4, and the outer end of the spring 9 is welded with the clamping groove 8.

Furthermore, the anti-slip groove 13 is of an arc structure, the insertion block 14 is in insertion fit with the insertion groove 16, and the mounting block 7 is in sliding fit with the mounting groove 15.

Furthermore, the number of the mounting blocks 7 is four, and the four mounting blocks 7 are distributed in an annular shape at equal intervals by taking the center of the upper surface of the placing plate 1 as the center; because two adjacent mounting blocks 7 face to each other vertically, two opposite mounting blocks are positioned on the same straight line, and the specifications of the four springs 9 are the same, when clamping a part with an irregular shape, the elastic deformation of the springs 9 in the two opposite mounting blocks 7 are substantially equal, the generated elastic force is approximately offset, and the part is fixed at the center of the array of the mounting blocks 7 (namely the center of the upper surface of the placing plate 1) from two mutually perpendicular directions, so that the geometric center of the part is overlapped with the center of the upper surface of the placing plate 1, and the geometric center of the part is used as a starting point or a coordinate origin of subsequent machining and manipulator operation; and because the inserting block 14 and the inserting groove 16 can be matched with and adjust the clamping height of the mounting block 7, the device can flexibly position the geometric center of the horizontal section of the part at different heights, and the positioning and adjustment are flexible and accurate.

The working principle is as follows: when the device is used, firstly, the height of the mounting block 7 is adjusted according to the height of a part, at the moment, the mounting block 7 is moved inwards to drive the inserting block 14 to move out of the slot 16, then the mounting block 7 slides in the mounting slot 15 to adjust the height of the mounting block 7, after the height of the mounting block 7 is adjusted, the part is placed in the middle of the fixing block 11, then the fixing block 11 is pushed outwards, at the moment, the fixing block 11 drives the push rod 10 to extrude the spring 9 inwards and contract, at the moment, the part is placed on the placing plate, at the moment, the fixing frame 11 is loosened, then the spring 9 extrudes the fixing block 11 through the push rod 10, at the moment, the fixing block 11 can respectively contact with the part through the anti-skid groove 13 or the fixing groove 12 of the inner end face according to the shape of the part, at the moment, in order to prevent the part from sliding, the fixing plate 4 can be driven to move inwards to extrude the part through the air cylinder 2, at the moment, at the fixing plate 4 can slide and position in the positioning groove 6 through the positioning block 5 at the lower end, preventing the occurrence of offset.

Claims

1. The utility model provides a machining is with detecting positioner, is including placing board (1), its characterized in that: the top surface of the placing plate (1) is provided with two cylinders (2) in a symmetrical structure, the cylinders (2) are uniformly and fixedly provided with two supporting blocks (3), the inner ends of the cylinders (2) are fixedly provided with a fixed plate (4), the bottom surface of the fixed plate (4) is provided with two positioning blocks (5) in a symmetrical structure, two ends of the top surface of the placing plate (1) are respectively provided with two positioning grooves (6) in a symmetrical structure, the top surface of the placing plate (1) is uniformly provided with a plurality of mounting blocks (7), the outer end surface of each mounting block (7) is uniformly and fixedly provided with a plurality of inserting blocks (14), the inner end surface of the upper part of each mounting block (7) is respectively provided with a clamping groove (8), a spring (9) is arranged inside each clamping groove (8), the inner end of each spring (9) is fixedly provided with a push rod (10), the inner end of each push rod (10) is welded with a fixing block (11), the inner end surface of each fixing block (11) is provided with a fixing groove (12), a plurality of anti-skidding grooves (13) are evenly seted up at fixed block (11) inner end face both ends and fixed plate (4) inner end face, it has a plurality of mounting grooves (15) to place board (1) top surface evenly to run through, slot (16) have all been seted up to mounting groove (15) inner wall outer end.

2. The detecting and positioning device for machining according to claim 1, characterized in that: the supporting block (3) is fixedly connected with the top surface of the placing plate (1), and the positioning block (5) is in sliding connection with the positioning groove (6).

3. The detecting and positioning device for machining according to claim 1, characterized in that: the push rod (10) is connected with the clamping groove (8) in a sliding mode, and the top surface of the fixing plate (4) is in clearance fit with the top surface of the placing plate (1).

4. The detecting and positioning device for machining according to claim 1, characterized in that: fixed block (11) and fixed plate (4) clearance fit, spring (9) outer end and joint groove (8) welding.

5. The detecting and positioning device for machining according to claim 1, characterized in that: the anti-skidding groove (13) is of an arc-shaped structure, the insertion block (14) is in insertion fit with the insertion groove (16), and the installation block (7) is in sliding fit with the installation groove (15).

6. The detecting and positioning device for machining according to claim 1, characterized in that: the number of the mounting blocks (7) is four, and the four mounting blocks (7) are distributed in an annular shape at equal intervals by taking the center of the upper surface of the placing plate (1) as a circle center.