CN214186409U

CN214186409U - Cutter grinding device

Info

Publication number: CN214186409U
Application number: CN202022868732.6U
Authority: CN
Inventors: 丁艳; 张焱
Original assignee: Wuxi Emarker Machinery Technology Co ltd
Current assignee: Wuxi Emarker Machinery Technology Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-09-14
Anticipated expiration: 2030-12-02

Abstract

The utility model relates to a cutter polishing device, which comprises a fixed support and polishing fingers, wherein the polishing fingers comprise a rotating support which is rotatably connected on the fixed support, a pushing mechanism which pushes the rotating support to rotate, and a polishing mechanism which is arranged on the rotating support; pushing mechanism includes fixed connection's catch plate on the rotation support, the one end of catch plate is equipped with the axis of rotation, the axis of rotation runs through catch plate and rotation support, axis of rotation and catch plate all rotate with the rotation support and are connected, the one end fixedly connected with vertical axis of rotation is kept away from to the catch plate, vertical axis sets up with the catch plate is perpendicular, pushing mechanism still includes the last push cylinder of fixed connection fixing support, the tip fixedly connected with wire drawing of push cylinder telescopic link, the wire drawing radially run through along the vertical axis and with vertical axis sliding connection, push cylinder's one end fixedly connected with stopper is kept away from to the wire drawing, stopper and vertical axis looks butt, the utility model has the advantages of can automatically regulated grinding device position.

Description

Cutter grinding device

Technical Field

The utility model belongs to the technical field of the technique of equipment of polishing and specifically relates to a cutter grinding device is related to.

Background

At present, the cutter grinding device is widely applied to industrial production and daily life, particularly in the field of cutting equipment, the sharpness of the cutter directly influences the cutting effect and the cutting efficiency of the equipment, and in daily life, the sharpness of the cutter also influences the cutting efficiency to a great extent, so that the cutter grinding device is very important.

The prior art is disclosed in the Chinese patent application with the granted publication number CN110497258A_AThe utility model provides an electric knife sharpener, includes grinding device and holds in the palm sword and press from both sides elevating gear, grinding device includes motor, driving belt, follows driving wheel, conversion wheel, belt elasticity adjusting wheel, clearance adjustment spring and cylindrical emery wheel, hold in the palm sword and press from both sides elevating gear including lifting support, lifting handle, lever and support sword.

Although the electric knife sharpener can grind the knife, the following problems also exist: when carrying out the cutter and polish, need press down lifting handle and rise the cutter to suitable position of polishing to when polishing, need press lifting handle always, just can make cutter and whetting a knife always contact, otherwise the cutter can be because the gravity reason whereabouts of self, leads to cutter and whetting a knife to break away from the contact, can't polish, still can influence staff's safety simultaneously.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a cutter grinding device, it has the advantage that can automatically regulated grinding device position.

The above object of the present invention can be achieved by the following technical solutions: a cutter polishing device comprises a fixed support and polishing fingers, wherein the polishing fingers comprise a rotating support rotatably connected to the fixed support, a pushing mechanism for pushing the rotating support to rotate, and a polishing mechanism arranged on the rotating support;

the pushing mechanism comprises a pushing plate fixedly connected to a rotating support, a rotating shaft is arranged at one end of the pushing plate and penetrates through the pushing plate and the rotating support, the rotating shaft and the pushing plate are rotatably connected with the rotating support, a vertical shaft is fixedly connected to one end, far away from the rotating shaft, of the pushing plate and is perpendicular to the pushing plate, a pushing cylinder fixedly connected to a fixed support is further included, a wire drawing is fixedly connected to the end portion of a telescopic rod of the pushing cylinder, the wire drawing radially penetrates along the vertical shaft and is in sliding connection with the vertical shaft, a limiting block is fixedly connected to one end, far away from the pushing cylinder, of the wire drawing and abuts against the vertical shaft, an end plate is fixedly connected to the fixed support and is parallel to the vertical shaft, the wire drawing penetrates through the end plate and is in sliding connection with the end plate, and a first reset spring is sleeved on the wire drawing, the first return spring is positioned between the end plate and the vertical shaft, one end of the first return spring is fixedly connected with the end plate, and the other end of the first return spring is fixedly connected with the vertical shaft;

the grinding mechanism comprises a servo motor fixedly connected to a fixed support, the servo motor is fixedly connected with a support frame fixed support, an output shaft of the servo motor is connected with a rotating shaft through a coupler, a driving belt wheel is fixedly connected to the rotating shaft, the driving belt wheel is rotatably connected with a rotating support, a driven belt wheel is rotatably connected to the rotating support, the driven belt wheel and the driving belt wheel are arranged in parallel, and grinding abrasive belts are arranged on the driving belt wheel and the driven belt wheel.

Through adopting above-mentioned technical scheme, when the position of polishing finger is adjusted to needs, control promotes the cylinder telescopic link withdrawal, and under the effect of wire drawing, the slurcam rotates along axis of rotation circumferential direction to make the rotation support rotate along axis of rotation circumferential direction, and then adjust the position of rotating the support, be convenient for polish abrasive band and cutter automatic contact.

The utility model discloses further set up to: and a metal hose is sleeved on the drawing wire. By adopting the above

According to the technical scheme, the metal hose plays a role in protecting the wire drawing, and the wire drawing is prevented from being damaged under the action of external force. The utility model discloses further set up to: the first reset spring is sleeved outside

There is a bellows. Through adopting above-mentioned technical scheme, the concertina wave pipe plays the guard action to first reset spring. The utility model discloses further set up to: between the fixed bracket and the rotating bracket

And a second reset spring is arranged, one end of the second reset spring is fixedly connected with the rotating support, and the other end of the second reset spring is fixedly connected with the fixed support.

Through adopting above-mentioned technical scheme, second reset spring can make the rotation support reset more rapidly with first reset spring combined action, also can reduce the possibility that first reset spring card pause leads to the unable reseing of rotation support simultaneously.

The utility model discloses further set up to: and a support sheet is arranged below the polishing abrasive belt, is arranged in parallel with the polishing abrasive belt, is fixedly connected with the rotating support and is abutted against the lower surface of the polishing abrasive belt.

Through adopting above-mentioned technical scheme, the backing sheet plays the supporting role to polishing abrasive band, reduces the possibility that polishing abrasive band breaks away from because of pine with driving pulley and driven pulley.

The utility model discloses further set up to: the rotating support is provided with a mounting groove, and the support sheet is mounted in the mounting groove.

Through adopting above-mentioned technical scheme, the backing sheet bonds in the mounting groove, can be so that backing sheet and rotation support be connected more firm.

To sum up, the utility model discloses a beneficial technological effect does: 1. through the arrangement of the pushing mechanism, the rotating support can rotate along the circumferential direction of the rotating shaft, so that the position of the rotating support can be automatically adjusted; 2. through the arrangement of the first return spring and the second return spring, the automatic rotation of the support can be realized

Resetting;

3. through the setting of backing sheet, can reduce the abrasive band of polishing and break away from the possibility with driving pulley and driven pulley because of the pine.

Drawings

FIG. 1 is a schematic view of a partial structure of a tool sharpening apparatus;

fig. 2 is a schematic view of the overall structure of a tool sharpening device;

FIG. 3 is a schematic view of the construction of the grinding apparatus;

FIG. 4 is a second view of the overall construction of a tool sharpening device;

fig. 5 is a schematic view of a configuration for polishing a finger.

In the figure, 1, a support is fixed; 2. polishing fingers; 3. rotating the bracket; 4. a pushing mechanism; 5. a polishing mechanism; 6. a push plate; 7. a rotating shaft; 8. a vertical axis; 9. a push cylinder; 10. drawing wires;

11. a limiting block; 12. an end plate; 13. a first return spring; 14. a servo motor; 15. a driving pulley; 16. a driven pulley; 17. sanding an abrasive belt; 18. a metal hose; 19. a bellows;

20. a second return spring; 21. a support sheet; 22. mounting grooves; 23. a tool mounting seat; 24.

a first clamping block; 25. and a second clamping block.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a cutter grinding device, including cutter mount pad 23, fixing support 1 and polishing finger 2.

Referring to fig. 2 and 3, two first clamping blocks 24 for tool armoring are arranged on the upper surface of the tool mounting seat 23, the first clamping blocks 24 are fixedly connected with the tool mounting seat 23, two second clamping blocks 25 are arranged on the lower surface of the fixed support 1, the second clamping blocks 25 are fixedly connected with the fixed support 1, when a tool is mounted, the lower end of the tool is clamped between the two first clamping blocks 24, and the upper end of the tool is clamped between the two second clamping blocks 25.

Referring to fig. 1 and 2, the polishing finger 2 comprises a rotating bracket 3 rotatably connected to the fixed support 1, a pushing mechanism 4 for pushing the rotating bracket 3 to rotate, and a polishing mechanism 5 arranged on the rotating bracket 3;

referring to fig. 1 and 2, the pushing mechanism 4 includes a pushing plate 6 fixedly connected to a rotating bracket 3, one end of the pushing plate 6 is provided with a rotating shaft 7, the rotating shaft 7 penetrates through the pushing plate 6 and the rotating bracket 3, the rotating shaft 7 and the pushing plate 6 are both rotatably connected with the rotating bracket 3, one end of the pushing plate 6 far away from the rotating shaft 7 is fixedly connected with a vertical shaft 8, the vertical shaft 8 is perpendicular to the pushing plate 6, the pushing mechanism 4 further includes a pushing cylinder 9 fixedly connected to a fixed support 1, an end portion of a telescopic rod of the pushing cylinder 9 is fixedly connected with a wire drawing 10, the wire drawing 10 radially penetrates along the vertical shaft 8 and is slidably connected with the vertical shaft 8, a metal hose 18 is sleeved on the wire drawing 10, one end of the wire drawing 10 far away from the pushing cylinder 9 is fixedly connected with a limiting block 11, the limiting block 11 is abutted to the vertical shaft 8, an end plate 12 is fixedly connected to the fixed support 1, the end plate 12 is parallel to the vertical shaft 8, the wire 10 extends through the end plate 12 and is slidably connected to the end plate 12.

Referring to fig. 4, a first return spring 13 is sleeved on a wire drawing 10, the first return spring 13 is positioned between an end plate 12 and a vertical shaft 8, one end of the first return spring 13 is fixedly connected with the end plate 12, the other end of the first return spring is fixedly connected with the vertical shaft 8, a telescopic corrugated pipe 19 (refer to fig. 2) is sleeved outside the first return spring 13, a second return spring 20 is arranged between a fixed support and a rotating support 3, one end of the second return spring 20 is fixedly connected with the rotating support 3, and the other end of the second return spring 20 is fixedly connected with the fixed support;

referring to fig. 4 and 5, the polishing mechanism 5 includes a servo motor 14 fixedly connected to the fixing support 1, the servo motor 14 is fixedly connected to the support frame fixing support 1, an output shaft of the servo motor 14 is connected to the rotating shaft 7 through a coupler, a driving pulley 15 is fixedly connected to the rotating shaft 7, the driving pulley 15 is rotatably connected to the rotating support 3, a driven pulley 16 is rotatably connected to the rotating support 3, the driven pulley 16 is parallel to the driving pulley 15, polishing abrasive belts 17 are disposed on the driving pulley 15 and the driven pulley 16, a support sheet 21 is disposed below the polishing abrasive belts 17, the support sheet 21 is parallel to the polishing abrasive belts 17, a mounting groove 22 is disposed on the rotating support 3, the support sheet 21 is mounted in the mounting groove 22, the support sheet 21 is bonded to the rotating support 3 through strong glue, and the support sheet 21 is in contact with the lower surface of the polishing abrasive belts 17.

The implementation principle of the embodiment is as follows: when the position of rotating bracket 3 is adjusted to needs, the telescopic link withdrawal of control push cylinder 9, under the effect of wire drawing 10, the slurcam 6 is along 7 circumferential direction of axis of rotation, thereby make rotating bracket 3 along 7 circumferential direction of axis of rotation, make the abrasive band 17 of polishing inconsistent with the cutter, then restart servo motor 14, polish the cutter through abrasive band 17 of polishing, after polishing the completion, the telescopic link that control push cylinder 9 stretches out, under first reset spring 13 and second reset spring 20's effect, rotating bracket 3 rotates and cutter break away from the contact, thereby realize the regulation to the grinding device position.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a cutter grinding device, includes fixing support (1) and polishing finger (2), its characterized in that: the polishing finger (2) comprises a rotating support (3) rotatably connected to the fixed support (1), a pushing mechanism (4) for pushing the rotating support (3) to rotate, and a polishing mechanism (5) arranged on the rotating support (3);

the pushing mechanism (4) comprises a pushing plate (6) fixedly connected to a rotating support (3), a rotating shaft (7) is arranged at one end of the pushing plate (6), the rotating shaft (7) penetrates through the pushing plate (6) and the rotating support (3), the rotating shaft (7) and the pushing plate (6) are rotatably connected with the rotating support (3), a vertical shaft (8) is fixedly connected to one end, away from the rotating shaft (7), of the pushing plate (6), the vertical shaft (8) is perpendicular to the pushing plate (6), the pushing mechanism (4) further comprises a pushing cylinder (9) fixedly connected to a fixed support (1), a wire drawing (10) is fixedly connected to the end portion of a telescopic rod of the pushing cylinder (9), the wire drawing (10) radially penetrates through the vertical shaft (8) and is slidably connected with the vertical shaft (8), and a limiting block (11) is fixedly connected to one end, away from the pushing cylinder (9), of the wire drawing (10), the limiting block (11) is abutted against the vertical shaft (8), an end plate (12) is fixedly connected to the fixed support (1), the end plate (12) is arranged in parallel with the vertical shaft (8), the drawn wire (10) penetrates through the end plate (12) and is in sliding connection with the end plate (12), a first reset spring (13) is sleeved on the drawn wire (10), the first reset spring (13) is located between the end plate (12) and the vertical shaft (8), one end of the first reset spring (13) is fixedly connected with the end plate (12), and the other end of the first reset spring is fixedly connected with the vertical shaft (8);

the polishing mechanism (5) comprises a servo motor (14) fixedly connected to a fixed support (1), the servo motor (14) is fixedly connected with a support frame fixed support (1), an output shaft of the servo motor (14) is connected with a rotating shaft (7) through a coupler, a driving belt wheel (15) is fixedly connected to the rotating shaft (7), the driving belt wheel (15) is rotatably connected with a rotating support (3), a driven belt wheel (16) is rotatably connected to the rotating support (3), the driven belt wheel (16) is parallel to the driving belt wheel (15), and polishing abrasive belts (17) are arranged on the driving belt wheel (15) and the driven belt wheel (16).

2. A tool sharpening device according to claim 1, wherein: the drawing wire (10) is sleeved with a metal hose (18).

3. A tool sharpening device according to claim 2, wherein: and a telescopic corrugated pipe (19) is sleeved outside the first return spring (13).

4. A tool sharpening device according to claim 1, wherein: a support sheet (21) is arranged below the polishing abrasive belt (17), the support sheet (21) is arranged in parallel with the polishing abrasive belt (17), the support sheet (21) is fixedly connected with the rotating support (3), and the support sheet (21) is abutted to the lower surface of the polishing abrasive belt (17).

5. The tool sharpening device of claim 4, wherein: the rotary support is characterized in that a mounting groove (22) is formed in the rotary support (3), the supporting sheet (21) is mounted in the mounting groove (22), and the supporting sheet (21) is bonded with the rotary support (3) through strong glue.