CN210790117U

CN210790117U - Workpiece positioning device for machining

Info

Publication number: CN210790117U
Application number: CN201921845567.3U
Authority: CN
Inventors: 徐延辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-06-19
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a workpiece positioning device for machining relates to machining technical field. It comprises a bottom plate; the front part and the rear part of the bottom plate are both provided with fixing devices; the front fixing device comprises a fixing shaft; the left end of the fixed shaft penetrates through the right end of the bottom plate, and the fixed shaft is rotatably connected with the bottom plate; the left end and the right end of the fixed shaft are both fixedly connected with fixed rods; a fixed round block is fixedly arranged at the side close to the fixed rod; the far sides of the fixed rods are provided with adjusting round blocks; the adjacent sides of the adjusting round blocks are fixedly connected with fixed threaded rods. The utility model has the advantages that: when the clamp is used, the clamp is convenient to fix and use, convenient to turn around and process, convenient to position and use, and capable of preventing sliding and falling and preventing damage of the clamp.

Description

Workpiece positioning device for machining

Technical Field

The utility model relates to a machining technical field.

Background

Machine refers to the generic term of machine and mechanism. The machine is a tool device which can help people to reduce work difficulty or save labor, and articles such as chopsticks, brooms and tweezers can be called as the machine, and the machines are simple machines. And during machining often need work piece positioner, traditional work piece fixing device is inconvenient fixed, and pressure is too big easily to press from both sides the deformation with the work piece, and pressure is too little work piece easily slides and drops, and when the processing completion back, general work piece all scalds very much moreover, and inconvenient going on processing with its turn around, also inconvenient location with the work piece fixed clip.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is not enough to the technique that the aforesaid exists, provides a workpiece positioning device for machining. When the clamp is used, the clamp is convenient to fix and use, convenient to turn around and process, convenient to position and use, and capable of preventing sliding and falling and preventing damage of the clamp.

The utility model adopts the technical proposal that: provided is a workpiece positioning device for machining, including a base plate; the front part and the rear part of the bottom plate are both provided with fixing devices; the front fixing device comprises a fixing shaft; the left end of the fixed shaft penetrates through the right end of the bottom plate, and the fixed shaft is rotatably connected with the bottom plate; the left end and the right end of the fixed shaft are both fixedly connected with fixed rods; a fixed round block is fixedly arranged at the side close to the fixed rod; the far sides of the fixed rods are provided with adjusting round blocks; the adjacent sides of the adjusting round blocks are fixedly connected with fixed threaded rods; the adjacent sides of the fixed threaded rods penetrate through the corresponding fixed rods, and the fixed threaded rods are in threaded connection with the fixed rods; the corresponding sides of the fixed threaded rods are rotationally connected with the corresponding adjusting round blocks through rotating shafts; the fixing device at the rear part and the fixing device at the front part are symmetrical in front and back and have the same structure; the upper end of the bottom plate is connected with a sliding block in a damping sliding manner from front to back; the upper end of the sliding block is rotatably connected with a rotating block; the right end of the rotating block is provided with a control rod; the left end of the control rod is fixedly connected with a control threaded rod; the left end of the control rod penetrates through the right end of the outer side of the rotating block, and the control rod and the rotating block are clamped; a control block is fixedly connected to the left end of the rotating block; a control threaded hole matched with the control threaded rod is formed in the right end of the control block; the upper end of the rotating block is fixedly connected with a U-shaped connecting frame; the left part and the right part of the connecting frame are both provided with connecting devices; the right connecting device comprises a connecting plate; the middle part of the right end of the connecting plate is rotatably connected with a connecting threaded rod through a rotating shaft; the right end of the connecting threaded rod penetrates through the right end of the inner side of the connecting frame and is in threaded connection with the connecting frame; the right end of the connecting threaded rod is fixedly connected with a connecting block; the upper part and the lower part of the right end of the connecting plate are both fixedly connected with a connecting rod; the right ends of the connecting rods penetrate through the right end of the inner side of the connecting frame, and the connecting rods are connected with the connecting frame in a sliding mode; the left connecting device and the right connecting device are bilaterally symmetrical and have the same structure; the upper part of the right end of the connecting plate at the right part is fixedly connected with a pressure gauge; the left end of the connecting plate at the right part is provided with a force measuring end of a pressure gauge.

Further optimize this technical scheme, all be provided with anti-skidding line on a machining is with work piece positioner's the connecting plate.

Further optimize this technical scheme, a workpiece positioning device's for machining right part fixedly connected with rubber pad outside the control lever.

The utility model discloses compare with traditional positioner, its beneficial effect lies in:

1. the fixing shaft, the fixing rod, the adjusting round block and the fixing threaded rod are matched, so that the device is conveniently fixed on a machine tool and is convenient to use;

2. the slide block, the rotating block, the connecting frame, the connecting plate, the connecting threaded rod, the control threaded rod and the control threaded hole are matched, at the moment, the workpiece is reversed and turned around, and the workpiece is moved to the three-turn chuck through the slide block and is fixedly processed, so that the positioning use and the processing are convenient;

3. the pressure device can observe the clamping force, and the threaded rod is stopped rotating when the pressure is appropriate, so that the workpiece clamp is prevented from being deformed when the pressure is too high, and the workpiece is prevented from sliding and falling off when the pressure is too low;

4. anti-skid lines are arranged on the connecting plates, so that friction is increased, and the fixing is convenient; the right part of the outer side of the control rod is fixedly connected with a rubber pad, so that the use is convenient.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is another schematic view of the present invention showing a structural change of the viewing angle;

in the figure, 1, a bottom plate; 2. a fixed shaft; 3. fixing the rod; 4. fixing the round block; 5. adjusting the round block; 6. fixing a threaded rod; 7. a slider; 8. rotating the block; 9. a control lever; 10. controlling the threaded rod; 11. a control block; 12. controlling the threaded hole; 13. a connecting frame; 14. a connecting plate; 15. connecting a threaded rod; 16. connecting blocks; 17. a connecting rod; 18. a pressure device; 19. a force measuring end; 20. anti-skid lines; 21. and (7) a rubber pad.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-2, a workpiece positioning device for machining includes a base plate 1; the front part and the rear part of the bottom plate 1 are both provided with fixing devices; the front fixing means comprise a fixed shaft 2; the left end of the fixed shaft 2 penetrates through the right end of the bottom plate 1, and the fixed shaft 2 is rotatably connected with the bottom plate 1; the left end and the right end of the fixed shaft 2 are fixedly connected with fixed rods 3; a fixed round block 4 is fixedly arranged at the near side of the fixed rod 3; the far sides of the fixed rods 3 are provided with adjusting round blocks 5; the adjacent sides of the adjusting round blocks 5 are fixedly connected with fixed threaded rods 6; the adjacent sides of the fixed threaded rods 6 penetrate through the corresponding fixed rods 3, and the fixed threaded rods 6 are in threaded connection with the fixed rods 3; the corresponding sides of the fixed threaded rods 6 are rotatably connected with the corresponding adjusting round blocks 5 through rotating shafts; the fixing device at the rear part and the fixing device at the front part are symmetrical in front and back and have the same structure; the upper end of the bottom plate 1 is connected with a sliding block 7 in a damping sliding manner from front to back; the upper end of the sliding block 7 is rotatably connected with a rotating block 8; the right end of the rotating block 8 is provided with a control rod 9; a control threaded rod 10 is fixedly connected at the left end of the control rod 9; the left end of the control rod 9 penetrates through the right end of the outer side of the rotating block 8, and the control rod 9 and the rotating block 8 are clamped; a control block 11 is fixedly connected to the left end of the rotating block 8 and the sliding block 7; the right end of the control block 11 is provided with a control threaded hole 12 matched with the control threaded rod 10; the upper end of the rotating block 8 is fixedly connected with a U-shaped connecting frame 13; the left part and the right part of the connecting frame 13 are both provided with connecting devices; the right connecting means comprises a connecting plate 14; the middle part of the right end of the connecting plate 14 is rotatably connected with a connecting threaded rod 15 through a rotating shaft; the right end of the connecting threaded rod 15 penetrates through the right end of the inner side of the connecting frame 13, and the connecting threaded rod 15 is in threaded connection with the connecting frame 13; the right end of the connecting threaded rod 15 is fixedly connected with a connecting block 16; the upper part and the lower part of the right end of the connecting plate 14 are both fixedly connected with a connecting rod 17; the right ends of the connecting rods 17 penetrate through the right end of the inner side of the connecting frame 13, and the connecting rods 17 are connected with the connecting frame 13 in a sliding mode; the left connecting device and the right connecting device are bilaterally symmetrical and have the same structure; the upper part of the right end of the connecting plate 14 at the right part is fixedly connected with a pressure device 18; the left end of the connecting plate 14 at the right part is provided with a force measuring end 19 of a pressure gauge 18; the connecting plates 14 are provided with anti-skid grains 20; a rubber pad 21 is fixedly connected to the right part of the outer side of the control rod 9.

Before use, the control rod 9 is inserted into the rotating block 8, then the control rod 9 is rotated to drive the control threaded rod 10 to rotate, and the control threaded rod 10 rotates to enter the control threaded hole 12 on the control block 11 to be fixed;

when the device is used, the device is placed on a machine tool, then the fixed shaft 2 on the front fixing device is rotated, the fixed shaft 2 drives the fixed rod 3 to move when rotating, at the moment, the adjusting round block 5 is rotated, the adjusting round block 5 drives the fixed threaded rod 6 to rotate and moves on the fixed rod 3 to drive the fixed round block 4 to move, the two fixed round blocks 4 are controlled to move close to each other and then fixedly clamped on the machine tool, the rear fixing device also rotates the adjusting round block 5 to move to control the two fixed blocks to move to clamp the fixed blocks on the machine tool, or the fixed shaft 2 is driven to rotate by rotating the rear fixing device, when the fixed shaft rotates to the same structure as the front fixing device, the device can be fixed on the machine tool conveniently, and subsequent use is facilitated;

after the machining is finished, the common workpiece is particularly hot, the workpiece is inconvenient to turn around and continue to be machined, the positioning and the workpiece fixing and clamping are inconvenient, the sliding block 7 is moved, the rotating block 8 and the connecting frame 13 are driven to move when the sliding block 7 moves, the connecting plate 14 corresponds to the workpiece, then the connecting block 16 is rotated, the connecting threaded rod 15 is driven to rotate by the connecting block 16, the connecting threaded rod 15 drives the connecting plate 14 to move close to the workpiece when rotating, then the workpiece is clamped by the two connecting plates 14, the three-jaw chuck on the machine tool is loosened, the workpiece is clamped by the two connecting plates 14 and then moves forwards, the control threaded rod 10 is not matched with the control threaded hole 12 by rotating the control rod 9, then the control rod 9 is taken down to be not limited to the rotating block 8, then the rotating block 8 and the connecting frame 13 are rotated for 180 degrees, the control rod 9, the control threaded rod 10 and the control threaded hole 12 are utilized to limit and fix the rotating block 8, at the moment, the workpiece is reversed and turned around, and the workpiece is moved to the three-rotation chuck through the sliding block 7 and is fixed and processed, so that the positioning use and the processing are convenient;

the pressure device 18 can observe the clamping force, and the connecting threaded rod 15 can be stopped rotating when the pressure is appropriate, so that the workpiece clamp is prevented from being deformed when the pressure is too large, and the workpiece is prevented from sliding and falling off when the pressure is too small.

Claims

1. The utility model provides a workpiece positioning device for machining which characterized in that: comprises a bottom plate (1); the front part and the rear part of the bottom plate (1) are provided with fixing devices;

the front fixing device comprises a fixing shaft (2); the left end of the fixed shaft (2) penetrates through the right end of the bottom plate (1), and the fixed shaft (2) is rotatably connected with the bottom plate (1); the left end and the right end of the fixed shaft (2) are fixedly connected with fixed rods (3); a fixed round block (4) is fixedly arranged on the side close to the fixed rod (3); the far sides of the fixed rods (3) are provided with adjusting round blocks (5); the adjacent sides of the adjusting round blocks (5) are fixedly connected with fixed threaded rods (6); the adjacent sides of the fixed threaded rods (6) penetrate through the corresponding fixed rods (3), and the fixed threaded rods (6) are in threaded connection with the fixed rods (3); the adjacent sides of the fixed threaded rods (6) are rotatably connected with the corresponding adjusting round blocks (5) through rotating shafts; the fixing device at the rear part and the fixing device at the front part are symmetrical in front and back and have the same structure;

the upper end of the bottom plate (1) is connected with a sliding block (7) in a damping sliding manner from front to back; the upper end of the sliding block (7) is rotatably connected with a rotating block (8); a control rod (9) is arranged at the right end of the rotating block (8); a control threaded rod (10) is fixedly connected with the left end of the control rod (9); the left end of the control rod (9) penetrates through the right end of the outer side of the rotating block (8), and the control rod (9) and the rotating block (8) are clamped; a control block (11) is fixedly connected to the left end of the rotating block (8) and the sliding block (7); a control threaded hole (12) matched with the control threaded rod (10) is formed at the right end of the control block (11); the upper end of the rotating block (8) is fixedly connected with a U-shaped connecting frame (13); the left part and the right part of the connecting frame (13) are both provided with a connecting device;

the right connecting device comprises a connecting plate (14); the middle part of the right end of the connecting plate (14) is rotatably connected with a connecting threaded rod (15) through a rotating shaft; the right end of the connecting threaded rod (15) penetrates through the right end of the inner side of the connecting frame (13), and the connecting threaded rod (15) is in threaded connection with the connecting frame (13); the right end of the connecting threaded rod (15) is fixedly connected with a connecting block (16); the upper part and the lower part of the right end of the connecting plate (14) are both fixedly connected with a connecting rod (17); the right ends of the connecting rods (17) penetrate through the right end of the inner side of the connecting frame (13), and the connecting rods (17) are connected with the connecting frame (13) in a sliding mode; the left connecting device and the right connecting device are bilaterally symmetrical and have the same structure;

the upper part of the right end of the connecting plate (14) at the right part is fixedly connected with a pressure gauge (18); the left end of the connecting plate (14) at the right part is provided with a force measuring end (19) of a pressure gauge (18).

2. A workpiece positioning device for machining according to claim 1, characterized in that: the connecting plates (14) are provided with anti-skid grains (20).

3. A workpiece positioning device for machining according to claim 1, characterized in that: a rubber pad (21) is fixedly connected to the right part of the outer side of the control rod (9).