CN215092950U

CN215092950U - Cutter clamping device for cutter grinding machine

Info

Publication number: CN215092950U
Application number: CN202121243791.2U
Authority: CN
Inventors: 李中巨; 魏常俊
Original assignee: Kunshan Wucheng Precision Electronics Co ltd
Current assignee: Kunshan Wucheng Precision Electronics Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-12-10
Anticipated expiration: 2031-06-04

Abstract

The utility model provides a cutter clamping device for cutter grinding machine relates to grinding machine equipment technical field. This cutter clamping device for cutter grinding machine, including the cutter, cutter top fixedly connected with connecting seat, the cutter outside is equipped with the connecting cylinder, cutter and connecting cylinder activity are pegged graft, the inside clamping subassembly that is equipped with of connecting cylinder, it includes the backup pad to press from both sides the clamping subassembly, backup pad fixed connection is in the cutter inner wall, two recesses, two have been seted up at the backup pad top the inside rotation of all being equipped with of recess is pressed from both sides. This cutter clamping device for cutter grinding machine, the movable block drives the catch plate and extrudees the rotating clamp when removing, receives the extrusion to deflect when the rotating clamp, and the splint that rotate and press from both sides one end carry out the centre gripping to the connecting seat, are favorable to the connecting seat to carry out quick fixation, and splint are favorable to avoiding the cutter to take place the skew simultaneously, and is more accurate when making the cutter installation, rotate when needs dismantle behind the lead screw extract the cutter can.

Description

Cutter clamping device for cutter grinding machine

Technical Field

The utility model relates to a clamping device specifically is a cutter clamping device for cutter grinding machine, belongs to grinding machine equipment technical field.

Background

Grinding machines are machine tools for grinding surfaces of workpieces with grinders, most of which use grinding wheels rotating at high speed for grinding, and few of which use other grinders such as oilstones and abrasive belts and free abrasives, such as honing machines, superfinishing machines, belt grinders, and polishers.

Often carry out the cutter according to the needs of difference and change when the grinding machine cutter uses, change very frequently in the cutter change process, change and dismantle the process complicacy, often to the location of cutter, it is not accurate enough, unable accurate positioning, consume a large amount of time and cost of labor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a cutter clamping device for cutter grinding machine for solve above-mentioned problem to it changes very frequently to change in the cutter changing process among the solution prior art, and it is complicated with the dismantlement process, often to the location of cutter, not accurate enough, unable pinpointing consumes a large amount of time and cost of labor's problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a cutter clamping device for a cutter grinding machine comprises a cutter, wherein a connecting seat is fixedly connected to the top of the cutter, a connecting cylinder is arranged on the outer side of the cutter, the cutter is movably inserted into the connecting cylinder, and a clamping assembly is arranged inside the connecting cylinder;

the clamping assembly comprises a supporting plate, the supporting plate is fixedly connected to the inner wall of the cutter, two grooves are formed in the top of the supporting plate, rotating clamps are arranged in the two grooves and rotatably connected with the supporting plate, one end of each rotating clamp is fixedly connected with a clamping plate, the clamping plate is in contact with the connecting seat, the other end of each rotating clamp is provided with a pushing plate, the pushing plate is in contact with the rotating clamps, the top of each rotating clamp is fixedly connected with a moving block, a lead screw is arranged in the connecting cylinder and penetrates through the moving block and is in threaded connection with the moving block, a limiting rod is fixedly connected in the cutter and penetrates through the moving block and is in sliding connection with the moving block, a ratchet wheel is fixedly connected to the outer side of the lead screw, a pawl is arranged on one side of the ratchet wheel and rotatably connected to the outer side of the connecting cylinder, and a first spring is fixedly connected to one side of the pawl, one end of the first spring is fixedly connected with a transverse plate, and the transverse plate is fixedly connected to one side of the connecting cylinder.

Preferably, the thread directions of the two ends of the screw rod are set to be opposite, and the moving directions of the two moving blocks are opposite.

Preferably, the bottom of the supporting plate is fixedly connected with a fixing plate, both sides of the fixing plate are provided with placing grooves, and the inside of each placing groove is fixedly connected with a second spring.

Preferably, one end of the second spring is fixedly connected with a clamping pin, the outer side of the connecting seat is provided with a clamping groove, and the clamping pin is matched with the clamping groove.

Preferably, the bottom of the fixing plate is fixedly connected with a buffer pad, the buffer pad is made of sponge material, and the buffer pad is in contact with the connecting seat.

Preferably, two equal fixedly connected with third spring in rotation clamp one side, third spring one end and connecting cylinder inner wall fixed connection.

Preferably, the splint cross section sets up to the semicircle, the inboard fixedly connected with fixed bolster of splint, the fixed bolster is made by the rubber material.

The utility model provides a cutter clamping device for cutter grinding machine, its beneficial effect who possesses as follows:

1. this cutter clamping device for cutter grinding machine, the inside bayonet lock of standing groove that the fixed plate both sides were seted up inserts the draw-in groove that the connecting seat outside was seted up under the effect of second spring, is favorable to carrying out quick fixed to the cutter, plays preliminary fixed effect, has avoided the cutter not convenient to fix a position when the installation, makes the operation more convenient.

2. This cutter clamping device for cutter grinding machine, the movable block drives the catch plate and extrudees the rotating clamp when removing, receives the extrusion to deflect when the rotating clamp, and the splint that rotate and press from both sides one end carry out the centre gripping to the connecting seat, are favorable to the connecting seat to carry out quick fixation, and splint are favorable to avoiding the cutter to take place the skew simultaneously, and is more accurate when making the cutter installation, rotate when needs dismantle behind the lead screw extract the cutter can.

Drawings

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

fig. 2 is a partial cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;

fig. 4 is an enlarged view of the structure of the part B of fig. 1 according to the present invention.

In the figure: 1. a cutter; 2. a connecting cylinder; 3. a connecting seat; 4. a support plate; 5. a screw rod; 6. a moving block; 7. a push plate; 8. rotating the clamp; 9. a splint; 11. a limiting rod; 12. a ratchet wheel; 13. a pawl; 14. a transverse plate; 15. a first spring; 16. a fixing plate; 18. a placement groove; 19. a bayonet lock; 20. a second spring; 21. a cushion pad; 22. and a third spring.

Detailed Description

The embodiment of the utility model provides a cutter clamping device for cutter grinding machine.

Referring to fig. 1, 2 and 4, the cutting tool comprises a cutting tool 1, wherein a connecting seat 3 is fixedly connected to the top of the cutting tool 1, a connecting cylinder 2 is arranged on the outer side of the cutting tool 1, the cutting tool 1 is movably inserted into the connecting cylinder 2, and a clamping assembly is arranged inside the connecting cylinder 2;

the clamping assembly comprises a supporting plate 4, the supporting plate 4 is fixedly connected to the inner wall of the cutter 1, two grooves are formed in the top of the supporting plate 4, rotating clamps 8 are arranged in the two grooves, the rotating clamps 8 are rotatably connected with the supporting plate 4, a clamping plate 9 is fixedly connected to one end of each rotating clamp 8, the cross section of the clamping plate 9 is arranged to be a semicircular arc, a fixing pad is fixedly connected to the inner side of the clamping plate 9 and made of rubber, the clamping plate 9 is in contact with a connecting seat 3, a pushing plate 7 is arranged at the other end of each rotating clamp 8, the pushing plate 7 is in contact with the rotating clamps 8, a moving block 6 is fixedly connected to the top of each rotating clamp 8, a lead screw 5 is arranged in a connecting cylinder 2, the thread directions of two ends of the lead screw 5 are opposite, the two moving blocks 6 are opposite in moving direction, the lead screw 5 penetrates through the moving blocks 6 and is in threaded connection with the moving blocks 6, a limiting rod 11 is fixedly connected to the inside the cutter 1, and penetrates through the moving blocks 6 and is in sliding connection with the moving blocks 6, the outer side of the screw rod 5 is fixedly connected with a ratchet wheel 12, one side of the ratchet wheel 12 is provided with a pawl 13, the pawl 13 is rotatably connected to the outer side of the connecting cylinder 2, one side of the pawl 13 is fixedly connected with a first spring 15, one end of the first spring 15 is fixedly connected with a transverse plate 14, and the transverse plate 14 is fixedly connected to one side of the connecting cylinder 2.

The utility model discloses when using: through pressing pawl 13, make pawl 13 relieve the fixed to ratchet 12, lead screw 5 rotates this moment, when lead screw 5 rotates, two movable blocks 6 that make 5 outside threaded connection of lead screw are under the restriction of gag lever post 11, move to 5 both ends of lead screw, drive slurcam 7 when movable block 6 moves and extrude rotating clamp 8, press from both sides 8 when rotating and receive the extrusion and deflect, the splint 9 that rotates and press from both sides 8 one end carries out the centre gripping to connecting seat 3, be favorable to connecting seat 3 to fix fast, splint 9 is favorable to avoiding cutter 1 to take place the skew simultaneously, it is more accurate when making the installation of cutter 1, it can to extract cutter 1 after rotating lead screw 5 when needs are dismantled.

Referring to fig. 2 and 3, a fixing plate 16 is fixedly connected to the bottom of the supporting plate 4, placing grooves 18 are formed in two sides of the fixing plate 16, a second spring 20 is fixedly connected to the inside of the placing groove 18, a clamping pin 19 is fixedly connected to one end of the second spring 20, a clamping groove is formed in the outer side of the connecting seat 3, the clamping pin 19 is matched with the clamping groove, a cushion 21 is fixedly connected to the bottom of the fixing plate 16, the cushion 21 is made of sponge materials, the cushion 21 is in contact with the connecting seat 3, a third spring 22 is fixedly connected to one side of each of the two rotating clamps 8, and one end of the third spring 22 is fixedly connected to the inner wall of the connecting cylinder 2.

The utility model discloses when using: inside cutter 1 inserted connecting cylinder 2, connecting cylinder 2 top fixed connecting seat 3 and connecting seat 3 contacted with blotter 21, when inserting fixed plate 16 bottom, the inside bayonet lock 19 of standing groove 18 that fixed plate 16 both sides were seted up, the draw-in groove of seting up in the connecting seat 3 outside under the effect of second spring 20, be favorable to fixing fast cutter 1, play preliminary fixed effect, avoided cutter 1 not convenient to fix a position when the installation, it is more convenient to make the operation.

The working principle is as follows: when inserting cutter 1 inside connecting cylinder 2, connecting seat 3 and connecting seat 3 that 2 tops of connecting cylinder are fixed contact with blotter 21, when inserting fixed plate 16 bottom, bayonet lock 19 of the inside standing groove 18 that fixed plate 16 both sides were seted up, insert the draw-in groove that the connecting seat 3 outside was seted up under the effect of second spring 20, be favorable to carrying out quick fixed to cutter 1, through pressing pawl 13, make pawl 13 relieve the fixed to ratchet 12, when lead screw 5 rotates, two movable blocks 6 that make 5 outside threaded connection of lead screw 5 are under the restriction of gag lever post 11, move 5 both ends of lead screw, drive slurcam 7 when movable block 6 moves and extrude rotating clamp 8, receive the extrusion when rotating clamp 8 and deflect, the splint 9 of rotating clamp 8 one end carries out the centre gripping to connecting seat 3.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. 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 cutter clamping device for cutter grinding machine, includes cutter (1), its characterized in that: the top of the cutter (1) is fixedly connected with a connecting seat (3), a connecting cylinder (2) is arranged on the outer side of the cutter (1), the cutter (1) is movably inserted into the connecting cylinder (2), and a clamping assembly is arranged inside the connecting cylinder (2);

the clamping assembly comprises a supporting plate (4), the supporting plate (4) is fixedly connected to the inner wall of the cutter (1), two grooves are formed in the top of the supporting plate (4), a rotating clamp (8) is arranged in each of the two grooves, the rotating clamp (8) is rotatably connected with the supporting plate (4), one end of the rotating clamp (8) is fixedly connected with a clamping plate (9), the clamping plate (9) is in contact with the connecting seat (3), the other end of the rotating clamp (8) is provided with a pushing plate (7), the pushing plate (7) is in contact with the rotating clamp (8), the top of the rotating clamp (8) is fixedly connected with a moving block (6), a lead screw (5) is arranged in the connecting cylinder (2), the lead screw (5) penetrates through the moving block (6) and is in threaded connection with the moving block (6), and a limiting rod (11) is fixedly connected in the cutter (1), the limiting rod (11) penetrates through the moving block (6) and is in sliding connection with the moving block (6), a ratchet wheel (12) is fixedly connected to the outer side of the screw rod (5), a pawl (13) is arranged on one side of the ratchet wheel (12), the pawl (13) is rotatably connected to the outer side of the connecting cylinder (2), a first spring (15) is fixedly connected to one side of the pawl (13), a transverse plate (14) is fixedly connected to one end of the first spring (15), and the transverse plate (14) is fixedly connected to one side of the connecting cylinder (2).

2. The tool clamping device for the tool grinding machine according to claim 1, characterized in that: the thread directions of two ends of the screw rod (5) are set to be opposite, and the moving directions of the two moving blocks (6) are opposite.

3. The tool clamping device for the tool grinding machine according to claim 1, characterized in that: the bottom of the supporting plate (4) is fixedly connected with a fixing plate (16), both sides of the fixing plate (16) are provided with placing grooves (18), and the inside of each placing groove (18) is fixedly connected with a second spring (20).

4. The tool clamping device for the tool grinding machine according to claim 3, characterized in that: one end of the second spring (20) is fixedly connected with a clamping pin (19), the outer side of the connecting seat (3) is provided with a clamping groove, and the clamping pin (19) is matched with the clamping groove.

5. The tool clamping device for the tool grinding machine according to claim 3, characterized in that: the bottom of the fixing plate (16) is fixedly connected with a buffer pad (21), the buffer pad (21) is made of sponge materials, and the buffer pad (21) is in contact with the connecting seat (3).

6. The tool clamping device for the tool grinding machine according to claim 3, characterized in that: two it is equal fixedly connected with third spring (22) to rotate clamp (8) one side, third spring (22) one end and connecting cylinder (2) inner wall fixed connection.

7. The tool clamping device for the tool grinding machine according to claim 1, characterized in that: the cross section of the clamping plate (9) is arranged to be a semicircular arc, the inner side of the clamping plate (9) is fixedly connected with a fixing pad, and the fixing pad is made of rubber materials.