CN216228348U

CN216228348U - Sharpening and grinding device for cutter

Info

Publication number: CN216228348U
Application number: CN202122909882.1U
Authority: CN
Inventors: 朱志林; 朱延迪
Original assignee: Jingzhou Yuanhang Tool Co ltd
Current assignee: Jingzhou Yuanhang Tool Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-04-08
Anticipated expiration: 2031-11-24

Abstract

The utility model relates to the field of cutter processing, and particularly discloses a cutter sharpening and grinding device which comprises a grinding processing block, a grinding unit and a transmission unit, wherein a transmission groove for installing the transmission unit is horizontally arranged on the grinding processing block, a grinding groove communicated with the transmission groove is horizontally arranged in the transmission groove of the grinding processing block, an installation groove for installing the grinding unit is arranged in the grinding processing block, the grinding unit comprises a first rotating shaft, a grinding wheel and a first motor for driving the first rotating shaft to rotate, one end of the first rotating shaft, far away from the first motor, is coaxially, detachably and fixedly connected with the grinding wheel, the first motor is fixedly installed on the inner wall of the installation groove of the grinding processing block, and the circumference of the longitudinal section of the grinding wheel penetrates through the installation groove and is tangent to the horizontal side wall of the transmission groove. The emery wheel is located mounting groove and groove department of polishing in this scheme, and the mounting groove can cover the emery wheel with the groove of polishing effectively, can avoid the staff to be damaged by the emery wheel.

Description

Sharpening and grinding device for cutter

Technical Field

The utility model relates to the technical field of cutter processing, in particular to a cutter edging and grinding device.

Background

The blade sharpening of the cutter is to put the cutting edge part of the cutter on a moving grinding wheel for grinding, so that the blade is sharper. After the conventional tool completes the primary processing and shaping, the side edge of the tool needs to be edged by using a grinding wheel.

Compared with the daily polishing treatment of the cutter, metal scraps are more easily generated after polishing in the edging process, and the corresponding metal scraps are easily accumulated in the corresponding polishing device, so that the normal polishing of the next cutter in the polishing device is easily influenced; meanwhile, in the edging process, the grinding wheel in the grinding device is in an exposed state, so that the contact condition between the grinding wheel and the cutter can be observed conveniently in the grinding process, and the edging condition can be effectively controlled; there is a risk that a human hand may come into contact with the grinding wheel during use of the grinding apparatus.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a knife sharpening and grinding device, which aims to solve the problem that in the conventional grinding device, when a grinding wheel is directly exposed outside, the danger of contact between a hand and the grinding wheel exists.

In order to achieve the above object, the basic scheme of the utility model is as follows: cutter edging grinding device, including the processing piece of polishing, polishing unit and conveying unit, the processing piece of polishing is improved level and is provided with the conveying groove that supplies the conveying unit installation, the conveying inslot level of processing piece of polishing is provided with the groove of polishing with the conveying groove intercommunication, be equipped with the mounting groove that supplies the unit installation of polishing in the processing piece of polishing, the unit of polishing includes first pivot, the emery wheel and drive first pivot pivoted first motor, the one end that first motor was kept away from to first pivot can be dismantled and fixed connection with the emery wheel is coaxial, first motor fixed mounting is on the inner wall of processing piece mounting groove of polishing, the longitudinal section circumference of emery wheel passes the mounting groove and is tangent with the horizontal lateral wall in conveying groove.

The technical principle of the utility model is as follows: when a tool edging grinding device is used for edging a tool, the tool is firstly placed on a conveying unit of a conveying groove, and at the moment, the position of the tool to be edged is synchronously embedded into a grinding groove; then starting a first motor and a transmission unit, wherein the transmission unit drives the cutter to horizontally move along the transmission groove and the polishing groove, when the cutter moves to the grinding wheel, the first motor drives the grinding wheel to rotate through a first rotating shaft, and the grinding wheel performs edging processing on the position, to be edged, of the cutter; and when the cutter moves to the other end of the conveying groove under the conveying of the conveying unit, taking out the edged cutter.

Because the grinding wheel is positioned at the mounting groove and the grinding groove, the mounting groove and the grinding groove can effectively cover the grinding wheel, and the hands can be prevented from being damaged by the grinding wheel; after polishing is finished, the cutting edge of the cutter faces the inner wall of the polishing groove, so that the contact of hands can be avoided, and the safety of edging processing can be effectively improved; meanwhile, in the edging treatment process, the cutter can be uninterruptedly placed on the conveying unit and the conveying groove, and the cutter can be uninterruptedly edged, so that the edging efficiency of the cutter is high.

Further, the quantity of polishing unit and mounting groove is two, and two polishing units set up along the horizontal central line symmetry in groove of polishing, and the mounting groove also sets up along the horizontal central line symmetry in groove of polishing.

Through the arrangement, the grinding wheels positioned on the upper side and the lower side of the cutter can simultaneously perform edging on two sides of the cutter, so that the edging efficiency of the cutter can be further improved; meanwhile, the grinding wheels on the two sides can limit and polish the two sides of the cutter simultaneously, so that the cutter is more stable in the conveying process, and the edging process can be more stable.

Further, the conveying unit comprises a conveying belt, a first conveying wheel, a second rotating shaft, a third rotating shaft, a second motor and a third motor, wherein the second motor drives the second rotating shaft to rotate, the third motor drives the third rotating shaft to rotate; one side of the conveyor belt is in contact with the horizontal side surface of the conveying groove, and the other side of the conveyor belt is coplanar with the horizontal side surface of the conveying groove close to one side of the conveyor belt.

Through the arrangement, the second motor and the third motor respectively drive the second rotating shaft and the third rotating shaft to rotate, so that the cutter is stably moved to the grinding wheel under the driving of the conveyor belt, and the cutter can be stably edged under the conveying of the conveyor belt.

Further, the number of the conveying units is two, and the two conveying units are symmetrically arranged along the horizontal center line of the conveying groove.

Through the arrangement, the two conveyor belts positioned on the upper side and the lower side can stably drive the cutter to move, and the conveying of the upper side and the lower side of the cutter can be synchronized, so that the edging processing on the two sides of the cutter is more synchronous and stable.

Further, still include sweeps collection unit, sweeps collection unit includes the negative pressure pump, dust absorption pipe and a plurality of flexible dust absorption strip, be equipped with the dust absorption chamber in the dust absorption strip, it has a plurality of dust absorption holes that communicate with the dust absorption chamber to run through on the lateral wall of dust absorption strip, the one end and the negative pressure pump intercommunication of dust absorption pipe, the other end of dust absorption pipe and the dust absorption chamber intercommunication of dust absorption strip and with dust absorption strip fixed connection, the vertical setting of dust absorption strip is and cover the longitudinal section in groove of polishing, and one side of dust absorption strip and the vertical side fixed connection in processing piece groove of polishing.

When the cutter moves to the position of the dust collection strip on the right side, the cutter can extrude the dust collection strip and the conveyor belt, so that the dust collection strip is correspondingly deformed, and the cutter can smoothly move between the two grinding wheels; when the cutter moves between two emery wheels, the sweeps that produce behind the emery wheel grinding can be thrown away along the tangential of emery wheel, and the dust absorption strip department of both sides can be strikeed to the metal sweeps that throws away, and the negative pressure of negative pressure pump passes through the dust absorption pipe and transmits to the suction chamber and the dust absorption hole department of dust absorption strip this moment, and the dust absorption hole sucks the metal sweeps, and then realizes absorbing the metal sweeps, avoids the metal sweeps to pile up and influences the processing efficiency of cutting edge in the inslot of polishing.

Furthermore, the number of the dust absorption strips is two, one dust absorption strip is positioned between the first conveying wheel and the grinding wheel, and the other dust absorption strip is positioned between the second conveying wheel and the grinding wheel.

Through the arrangement, when the cutter is positioned between the two dust collection strips, the dust collection strips on the two sides can recover the metal scraps, so that the metal scraps can be more fully adsorbed, and the splashing of the metal scraps can be reduced under the limiting of the two dust collection strips; when the cutter after edging passes through the dust absorption strip, the dust absorption strip can clear away and adsorb the remaining metal sweeps on the cutter surface for the cutter after edging is in clean state, also can promote the adsorption efficiency of metal sweeps.

Furthermore, a plurality of anti-skid bulges are uniformly arranged on the outer surface of the conveyor belt; the horizontal surface of the end part of the dust collection strip can be in sliding contact with the bulge.

When placing the cutter between the conveyer belt, the arch on cutter and the conveyer belt offsets, and skid-proof cutter can effectively avoid the cutter to remove between the conveyer belt, also can effectively improve when edging man-hour, the cutter by a plurality of protruding stability when spacing.

Drawings

Fig. 1 is a front sectional view of a tool sharpening grinding device according to an embodiment of the utility model.

Fig. 2 is a cross-sectional view taken at a-a in fig. 1.

Fig. 3 is an enlarged view at B in fig. 2.

Fig. 4 is an enlarged view at C in fig. 1.

In the above drawings: the device comprises a grinding processing block 10, a conveying groove 101, a grinding groove 102, a mounting groove 103, a first rotating shaft 201, a grinding wheel 202, a first motor 203, a conveying belt 30, a first conveying wheel 301, a second conveying wheel 302, a second rotating shaft 303, a third rotating shaft 304, a second motor 305, a protrusion 306, a negative pressure pump 401, a dust suction pipe 402, a dust suction strip 403, a dust suction cavity 404, a dust suction hole 405, a filter screen 406 and a collecting pipe 407.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the embodiments.

The embodiment of the utility model provides a tool sharpening grinding device, which is basically shown in fig. 1, fig. 2 and fig. 3, and comprises a grinding processing block 10, a grinding unit, a conveying unit and a scrap collecting unit, wherein a conveying groove 101 penetrating through the grinding processing block 10 is horizontally arranged on the grinding processing block 10, a grinding groove 102 communicated with the conveying groove 101 is horizontally arranged in the conveying groove 101 of the grinding processing block 10, and a horizontal central line of the grinding groove 102 and a horizontal central line of the conveying groove 101 are located on the same horizontal plane.

As shown in fig. 1, a mounting groove 103 for mounting a polishing unit is formed in the left side of the polishing block 10, the polishing unit includes a first rotating shaft 201, a grinding wheel 202 and a first motor 203 for driving the first rotating shaft 201 to rotate, the first motor 203 is welded on the inner wall of the mounting groove 103 of the polishing block 10, the left end of the first rotating shaft 201 is welded with the power output end of the first motor 203, and the right end of the first rotating shaft 201 is coaxial and detachable with the grinding wheel 202 and is fixedly connected with the grinding wheel 202 through a pin shaft; the quantity of polishing unit and mounting groove 103 is two simultaneously, and two units of polishing set up along the horizontal central line symmetry of groove 102 of polishing, and mounting groove 103 also sets up along the horizontal central line symmetry of groove 102 of polishing, and two emery wheels 202 all are located the middle part department of groove 102 and conveyer trough 101 of polishing, and the longitudinal section circumference of both sides emery wheel 202 passes mounting groove 103 and is tangent with the horizontal lateral wall of conveyer trough 101.

As shown in fig. 1 and 2, the conveying unit includes a conveyor belt 30, a first conveyor wheel 301, a second conveyor wheel 302, a second rotating shaft 303, a third rotating shaft 304, a second motor 305 driving the second rotating shaft 303 to rotate, and a third motor driving the third rotating shaft 304 to rotate, the conveyor belt 30 is installed in the conveying trough 101 in a tensioning manner, the inner wall of the conveyor belt 30 is attached to the outer walls of the first conveyor wheel 301 and the second conveyor wheel 302, the second motor 305 and the third motor are both welded on the right side of the grinding processing block 10, the first conveyor wheel 301 is located at the left end of the conveying trough 101, the second conveyor wheel 302 is located at the right end of the conveying trough 101, and the left ends of the second rotating shaft 303 and the third rotating shaft 304 are both rotatably connected with the grinding processing block 10 through bearings; the upper side of the conveyor belt 30 is in contact with the horizontal side surface of the conveying groove 101, and the other side of the conveyor belt 30 is coplanar with the horizontal side surface of the conveying groove 101 close to one side of the conveyor belt 30; and the number of the transfer units is two, and the two transfer units are symmetrically arranged along the horizontal center line of the transfer chute 101.

As shown in fig. 1, 2 and 3, the scrap collecting unit includes a negative pressure pump 401, a dust suction pipe 402 and a plurality of flexible dust suction strips 403, a dust suction cavity 404 is arranged in the dust suction strips 403, and the negative pressure pump 401 is fixedly installed in the installation groove 103 through bolts; as shown in fig. 3, a plurality of dust suction holes 405 communicated with the dust suction chamber 404 penetrate through the left and right side walls of the dust suction bar 403, and the left end of the dust suction pipe 402 is communicated with the negative pressure pump 401; as shown in fig. 1, the right end of the dust suction pipe 402 is communicated with the dust suction cavity 404 of the dust suction strip 403 and is glued to the dust suction strip 403, the dust suction strip 403 is vertically arranged and covers the longitudinal section of the grinding groove 102, and the left side of the dust suction strip 403 is glued to the vertical side of the grinding groove 102 of the grinding processing block 10; as shown in FIG. 2, the number of the dust strips 403 is two, one of the dust strips 403 is positioned between the first transfer wheel 301 and the grinding wheel 202, and the other dust strip 403 is positioned between the second transfer wheel 302 and the grinding wheel 202.

In addition, a plurality of anti-skid protrusions 306 are uniformly arranged on the outer surface of the conveyor belt 30; the horizontal surface of the end part of the dust collection strip 403 can be in sliding contact with the bulge 306, and the dust collection strip 403 and the bulge 306 are both made of flexible rubber; meanwhile, as shown in fig. 4, a filter screen 406 is glued to the joint of the dust suction pipe 402 and the negative pressure pump 401, a collecting pipe 407 is vertically glued to the left end of the dust suction pipe 402, and the collecting pipe 407 is located on the right side of the filter screen 406.

When the knife sharpening device in the embodiment is used, a knife to be sharpened is firstly placed between the right sides of the conveyor belts 30 shown in fig. 2, part of the knife is located in the conveyor groove 101, the position of the knife to be sharpened is synchronously embedded into the sharpening groove 102, the knife abuts against the protrusions 306 on the conveyor belts 30, and the protrusions 306 can provide stable friction force for conveying the knife.

Then, the negative pressure pump 401, the two first motors 203, the two second motors 305 and the two third motors are started, and the second motor 305 and the third motor on the upper side respectively drive the second rotating shaft 303 and the third rotating shaft 304 on the upper side to rotate counterclockwise, so that the first conveying wheel 301 and the second conveying wheel 302 on the upper side drive the conveying belt 30 on the upper side to rotate counterclockwise; meanwhile, the second motor 305 and the third motor on the lower side respectively drive the second rotating shaft 303 and the third rotating shaft 304 on the lower side to rotate clockwise, so that the first conveying wheel 301 and the second conveying wheel 302 on the lower side drive the conveying belt 30 on the lower side to rotate clockwise, and the cutter is stably moved to the grinding wheel 202 under the clamping of the conveying belt 30 and the protrusions 306.

When the cutter moves to the right dust absorption strip 403, the cutter can extrude the dust absorption strip 403 and the bulge 306, so that the dust absorption strip 403 is correspondingly deformed, and the cutter can smoothly move between the two dust absorption strips 403; when the position to be edged of the cutter is in contact with the grinding wheels 202, the two grinding wheels 202 positioned at the two sides of the cutter simultaneously sharpen the upper side and the lower side of the cutter, and the conveyor belt 30 continues to convey the cutter in the edging process, so that rapid and uniform edging treatment is facilitated; meanwhile, in the process of edging, scraps generated after grinding of the grinding wheel 202 can be thrown off along the tangential direction of the grinding wheel 202, the thrown metal scraps can impact the dust collection strips 403 at two sides, at the moment, the negative pressure of the negative pressure pump 401 is transmitted to the dust collection cavity 404 and the dust collection hole 405 of the dust collection strips 403 through the dust collection pipe 402, the dust collection hole 405 sucks the metal scraps, absorption of the metal scraps is achieved, the absorbed metal scraps sequentially pass through the dust collection hole 405, the dust collection cavity 404 and the dust collection pipe 402 and move to the filter screen 406, the filter screen 406 filters the metal scraps, the metal scraps are prevented from entering the negative pressure pump 401, meanwhile, the blocked metal scraps can enter the collection pipe 407 for storage, and convenience is brought for collection of the metal scraps.

When the sharpening process is completed by moving the cutter to the left, the left side of the cutter abuts against the dust collection strip 403 on the left side, the cutter is conveyed continuously after the dust collection strip 403, the bulge 306 and the conveyor belt 30 are deformed, and in the process, the dust collection strip 403 can remove and adsorb residual metal scraps on the surface of the cutter, so that the sharpened cutter is in a clean state, and the recovery efficiency of the metal scraps can be improved; meanwhile, in the process, the grinding wheel 202 is positioned at the mounting groove 103 and the grinding groove 102, so that the grinding wheel 202 can be effectively covered, and the hands can be prevented from being damaged by the grinding wheel 202; after polishing, the cutting edge of the cutter faces the inner wall of the polishing groove 102, so that the contact of hands can be avoided, and the safety of edging processing can be effectively improved.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. Cutter edging grinding device, including the processing piece of polishing, the unit and the conveying unit of polishing, its characterized in that, the processing piece of polishing is improved level and is provided with the conveying groove that supplies the conveying unit installation, and the processing piece of polishing's conveying inslot level is provided with the groove of polishing with the conveying groove intercommunication, is equipped with the mounting groove that supplies the unit installation of polishing in the processing piece of polishing, and the unit of polishing includes first pivot, emery wheel and drives first pivot pivoted first motor, the one end that first motor was kept away from to first pivot can be dismantled and fixed connection with the emery wheel is coaxial, and first motor fixed mounting is on the inner wall of processing piece mounting groove of polishing, and the longitudinal section circumference of emery wheel passes the mounting groove and is tangent with the horizontal lateral wall in conveying groove.

2. The tool sharpening grinding device of claim 1, wherein the number of grinding units and mounting slots is two, the two grinding units being symmetrically disposed along a horizontal centerline of the grinding slot, and the mounting slots being also symmetrically disposed along the horizontal centerline of the grinding slot.

3. The tool sharpening grinding device of claim 2, wherein the conveying unit comprises a conveyor belt, a first conveyor wheel, a second rotating shaft, a third rotating shaft, a second motor for driving the second rotating shaft to rotate and a third motor for driving the third rotating shaft to rotate, the conveyor belt is arranged in the conveying groove, the inner wall of the conveyor belt is attached to the outer walls of the first conveyor wheel and the second conveyor wheel, the second motor and the third motor are both fixedly arranged on the grinding processing block, the first conveyor wheel is positioned at one end of the conveying groove, and the second conveyor wheel is positioned at the other end of the conveying groove; one side of the conveyor belt is in contact with the horizontal side face of the conveying groove, and the other side of the conveyor belt is coplanar with the horizontal side face of the conveying groove close to one side of the conveyor belt.

4. The tool sharpening grinding device of claim 3 wherein the number of transfer units is two, two transfer units being symmetrically disposed along a horizontal centerline of the transfer slot.

5. The tool sharpening grinding device as recited in claim 4, further comprising a scrap collecting unit, wherein the scrap collecting unit comprises a negative pressure pump, a dust suction pipe and a plurality of flexible dust suction strips, a dust suction cavity is formed in each dust suction strip, a plurality of dust suction holes communicated with the dust suction cavity penetrate through the side wall of each dust suction strip, one end of each dust suction pipe is communicated with the negative pressure pump, the other end of each dust suction pipe is communicated with the dust suction cavity of each dust suction strip and fixedly connected with the dust suction strip, each dust suction strip is vertically arranged and covers the longitudinal section of the grinding groove, and one side of each dust suction strip is fixedly connected with the vertical side face of the grinding groove of the grinding processing block.

6. The knife sharpening grinding device of claim 5, wherein the number of the dust strips is two, one of the dust strips being located between the first conveyor wheel and the grinding wheel, and the other dust strip being located between the second conveyor wheel and the grinding wheel.

7. The tool sharpening grinding device of claim 6, wherein a plurality of non-slip protrusions are uniformly disposed on the outer surface of said conveyor belt; the horizontal surface of the end part of the dust collection strip can be in sliding contact with the protrusion.