CN219075109U

CN219075109U - Cutter grinding device capable of grinding variable angles

Info

Publication number: CN219075109U
Application number: CN202320066818.8U
Authority: CN
Inventors: 古蒋壬
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-05-26
Anticipated expiration: 2033-01-06

Abstract

The utility model relates to the technical field of sharpening equipment, in particular to a cutter grinding device capable of grinding a variable angle, which comprises a first supporting seat, a second supporting seat and a grinding component, wherein a clamp for clamping a cutter is arranged on the second supporting seat, a guide rail is fixedly connected between the first supporting seat and the second supporting seat, a movable support is slidably arranged on the guide rail and comprises a sliding block and a support, the sliding block is slidably arranged on the guide rail, the support is detachably connected on the sliding block, the support is movably connected with the grinding component through an adjusting component, the grinding component comprises a pull rod and a whetstone, one end of the pull rod is connected with the adjusting component, and the whetstone is arranged on the pull rod. According to the utility model, the support is pushed to reciprocate along the guide rail, and meanwhile, the pull rod is driven to swing left and right along the support, so that the knife stone can be driven to grind the knife edge at a variable angle, and an operator can obtain the convex grinding edge with excellent grinding effect by simply grinding without experience.

Description

Cutter grinding device capable of grinding variable angles

Technical Field

The utility model relates to the technical field of sharpening equipment, in particular to a cutter grinding device capable of variable angle grinding.

Background

The existing cutter is required to obtain a convex grinding cutting edge with good cutting effect, a manual grinding mode is generally required, manual grinding is often more dependent on the technology of a grinding person, the grinding person without experience or with insufficient experience cannot achieve a good grinding effect, the manual grinding is to directly grind the cutting edge on a grinding stone by holding the cutter, the angle of the cutting edge grinding is not easy to control in the grinding process, and the cutter with uneven cutting edge angle and uneven cutting edge surface is easy to grind. The existing knife sharpener is insufficient in terms of grinding angle adjustment of the blade and grasping of grinding uniformity, cannot meet the professional and accurate sharpening requirements of some knife lovers, and is large in occupied space and unfavorable for storage.

Disclosure of Invention

Aiming at the technical problems existing in the prior art, the utility model aims at: provided is a variable angle grinding tool grinding device capable of performing a variable angle grinding operation on a tool cutting edge to obtain a convex grinding cutting edge excellent in grinding effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a cutter grinding device of variable angle grinding, including first supporting seat, second supporting seat and grinding subassembly, install the anchor clamps that are used for centre gripping cutter on the second supporting seat, fixedly connected with guide rail between first supporting seat and the second supporting seat, slidable mounting has movable support on the guide rail, movable support includes slider and support, slider slidable mounting is on the guide rail, the support can be dismantled and connect on the slider, the support passes through adjusting part and grinding subassembly swing joint, grinding subassembly includes pull rod and whetstone, the one end and the adjusting part of pull rod are connected, the whetstone sets up on the pull rod.

Further, the adjusting component comprises a connecting piece and a first connecting bolt, two connecting blocks are arranged on the connecting piece, one end of the pull rod is located between the two connecting blocks, through holes are formed in the two connecting blocks and the pull rod, and the two connecting blocks and the pull rod are rotationally connected through the first connecting bolt.

Further, a bracket through hole is formed in the connecting piece, the connecting piece is sleeved on the bracket through hole, fixing nuts are further arranged at the upper end and the lower end of the connecting piece, external threads are arranged on the bracket, and the connecting piece is rotatably connected to the bracket through the fixing nuts.

Further, the whetstone is connected on the pull rod through first fixture block and second fixture block, and first fixture block and second fixture block cover are established on the pull rod, and the Dan Gachi of whetting a knife is between first fixture block and second fixture block, and the outside of first fixture block is equipped with the fixture block stopper, and the fixture block stopper is fixed on the pull rod, and the outside of second fixture block is equipped with the handle, and the handle cover is established on the pull rod, and the outside of handle is equipped with clamping nut, clamping nut threaded connection is on the pull rod.

Further, the adjusting assembly further comprises a locking nut, and the locking nut is arranged at the outer end of the fixing nut.

Further, the second supporting seat further comprises a second connecting bolt, two supporting seat connecting blocks are arranged on the second supporting seat, a clamp connecting block is arranged on the clamp, the clamp connecting block is located between the two supporting seat connecting blocks, through holes are formed in the two supporting seat connecting blocks and the clamp connecting block, and the two supporting seat connecting blocks and the clamp connecting block are connected through the second connecting bolt.

Further, the clamp further comprises a clamping bolt, a clamping groove and a bolt through hole are formed in the clamp, the cutter is located in the clamping groove, and the clamping bolt penetrates through the bolt through hole to fix the cutter in the clamping groove.

Further, a threaded hole is formed in the top of the sliding block, and the bracket is connected to the sliding block through the threaded hole.

Further, the number of the guide rails is two, two guide rail through holes matched with the guide rails are formed in the sliding blocks, the sliding blocks are sleeved on the guide rails through the guide rail through holes, sliding block limiting blocks are arranged on one guide rail, and the sliding block limiting blocks are fixed on two sides of the sliding blocks.

Further, the handle is provided with anti-skid patterns.

In general, the utility model has the following advantages:

1. according to the utility model, the support is pushed to reciprocate along the guide rail, the pull rod is driven to swing up and down along the support, so that the included angle between the whetstone and the support is changed in the moving process of the sliding block, and meanwhile, the pull rod is driven to swing left and right along the support, so that the whetstone is driven to perform angle-changing grinding on the cutting edge, namely, the contact surface between the whetstone and the cutting tool in the grinding process of the cutting tool is changed, and the grinding angle of the cutting edge is changed in the grinding process, so that an operator can obtain a convex grinding cutting edge with excellent grinding effect by simple grinding operation under the condition of no experience; the support and the sliding block are connected through threads, so that the support can be quickly assembled and disassembled from the sliding block, the occupied space of the device is reduced, and the storage is convenient.

2. According to the tool, the angle of the pitching direction can be adjusted along with the fixture, the fixing nut can adjust the height of the connecting piece fixed on the bracket, and the pull rod is rotatably connected with the connecting piece, so that the change range of the included angle between the whetstone and the bracket can be determined by the fixed height of the connecting piece, the bidirectional adjustment of the angle of the whetstone and the angle of the cutting edge is realized, the adjustment of the grinding angle is more flexible and convenient, and the operation is more universal; the connecting block and the fixing nut are locked on the support through the locking nut, so that the overall stability of the cutter in the grinding process is improved.

3. According to the knife stone, the knife stone is clamped by the first clamping block and the second clamping block and locked by the clamping block limiting block and the clamping nut, so that the knife stone can be conveniently replaced according to the abrasion degree, and the knife stone is more convenient to use.

Drawings

FIG. 1 is a schematic view of a variable angle grinding tool grinding apparatus of the present utility model;

FIG. 2 is an exploded view of the connector and tie rod of the present utility model;

FIG. 3 is an enlarged view of the adjustment assembly of the present utility model;

FIG. 4 is an exploded view of the attachment and grinding assembly of the present utility model;

FIG. 5 is an exploded view of the clamp and second support of the present utility model;

FIG. 6 is an exploded view of the mobile carriage of the present utility model;

wherein: 1: first supporting seat, 2: second supporting seat, 21: supporting seat connecting block, 22: second connecting bolt, 3: guide rail, 31: slider stopper, 4: slider, 41: screw hole, 42: guide rail through-hole, 5: and (3) a bracket, 6: adjustment assembly, 61: connector, 611: connecting block, 612: bracket through hole, 62: first connecting bolt, 63: fixing nut, 64: locking nut, 7: grinding assembly, 71: pull rod, 711: pull rod through hole, 72: knife stone, 73: fixture block stopper, 74: first fixture block, 75: second latch, 76: handle, 77: clamping nut, 8: clamp, 81: clamp connection block, 82: clamping groove, 83: bolt through hole, 84: and clamping the bolt.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description.

As shown in FIG. 1, a tool grinding device for variable angle grinding comprises a first supporting seat, a second supporting seat and a grinding component, wherein a clamp for clamping a tool is arranged on the second supporting seat, a guide rail is fixedly connected between the first supporting seat and the second supporting seat, a movable support is slidably arranged on the guide rail and comprises a sliding block and a support, the sliding block is slidably arranged on the guide rail and is detachably connected on the sliding block, the support is movably connected with the grinding component through an adjusting component, the grinding component comprises a pull rod and a whetstone, one end of the pull rod is connected with the adjusting component, and the whetstone is arranged on the pull rod.

The cutter is fixed on the second supporting seat through the clamp, the fixed angle of the cutter can be adjusted through the clamp, a user holds the end part of the pull rod to enable the whetstone to rotate along the bracket under the action of the adjusting component, namely, the cutter swings left and right along the bracket, and the flat grinding edge can be polished; the user holds the tip of pull rod and makes the whetstone under the effect of slider, along guide rail back and forth movement, along support oscilaltion, makes the contained angle between whetstone and the support change at the in-process that the slider removed, and simultaneously under the effect of adjusting part, along support side-to-side swing, can polish out the protruding edge of grinding that the effect is outstanding.

In this embodiment, the quantity of guide rail is two, has offered two and guide rail matched with guide rail through-hole on the slider, and the slider passes through guide rail through-hole cover and establishes on the guide rail for the slider can stably drive the support along guide rail back and forth movement, is equipped with the slider stopper on one of them guide rail, and the slider stopper is fixed in the both sides of slider, and the slider stopper is used for restricting the stroke scope of slider.

As shown in fig. 2 and 3, the adjusting component comprises a connecting piece and a first connecting bolt, two connecting blocks are arranged on the connecting piece, one end of the pull rod is located between the two connecting blocks, through holes are formed in the two connecting blocks and the pull rod, and the two connecting blocks and the pull rod are rotationally connected through the first connecting bolt. The pull rod can swing up and down on the bracket by taking the connecting piece as the center of a circle, so that the contact surface of the knife stone and the cutter can be flexibly adjusted along with the pull rod.

As shown in fig. 2 and 3, the connecting piece is provided with a bracket through hole, the connecting piece is sleeved on the bracket through hole, the inner diameter of the bracket through hole is slightly larger than the outer diameter of the bracket, the connecting piece is rotatably connected with the bracket, so that the pull rod can rotate along the bracket along the connecting piece, swing left and right along the bracket, the upper end and the lower end of the connecting piece are also provided with fixing nuts, the bracket is provided with external threads, the connecting piece is rotatably connected on the bracket through the fixing nuts, and the position of the connecting piece on the bracket, the grinding angle of the whetstone and the cutter can be adjusted by adjusting the fixing nuts at the upper end and the lower end of the connecting piece.

In this embodiment, adjusting part still includes locking nut, and locking nut establishes the outer end at fixation nut, and connecting piece and fixation nut pass through locking nut locking on the support, can avoid the grinding angle change that the fixation nut becomes flexible and cause in the cutter grinding process, improve adjusting part's overall stability.

As shown in fig. 1 and 4, the whetstone is connected to the pull rod through a first clamping block and a second clamping block, the first clamping block and the second clamping block are sleeved on the pull rod, the cutter blade Dan Gachi is arranged between the first clamping block and the second clamping block, a clamping block limiting block is arranged on the outer side of the first clamping block, the clamping block limiting block is fixed to the pull rod, a handle is arranged on the outer side of the second clamping block, the handle is sleeved on the pull rod, a clamping nut is arranged on the outer side of the handle, and the clamping nut is in threaded connection with the pull rod. The first fixture block and the second fixture block form the centre gripping to the whetstone, unscrew clamping nut towards the terminal direction of pull rod, take off the whetstone of wearing and tearing from first fixture block and second fixture block, again between the first fixture block of new whetstone Dan Zhiyu and the second fixture block, screw up clamping nut towards the direction of whetstone, fixture block stopper, handle and clamping nut lock whetstone, first fixture block and second fixture block, can accomplish the change of whetstone conveniently.

In the embodiment, the handle is provided with anti-slip patterns, so that slipping of a user when the user grasps the handle can be avoided.

As shown in fig. 1 and 5, the second supporting seat further comprises a second connecting bolt, two supporting seat connecting blocks are arranged on the second supporting seat, a fixture connecting block is arranged on the fixture, the fixture connecting block is located between the two supporting seat connecting blocks, through holes are formed in the two supporting seat connecting blocks and the fixture connecting block, and the two supporting seat connecting blocks and the fixture connecting block are connected through the second connecting bolt. The fixture is rotatably connected to the second supporting seat, and the cutter can be adjusted along with the angle of the fixture in the pitching direction, so that grinding of different angles of the cutter is realized, an operator can polish according to the condition of the cutter, and a better grinding effect is achieved.

The clamp also comprises a clamping bolt, a clamping groove and a bolt through hole are formed in the clamp, the cutter is located in the clamping groove, the clamping bolt penetrates through the bolt through hole to fix the cutter in the clamping groove, the clamping bolt is in threaded connection with the bolt through hole, the distance between the clamping bolt and the clamping groove is adjusted by rotating the clamping bolt, so that the cutter is tightly clamped, the different cutters are clamped, and the device is suitable for grinding operation of most cutters.

As shown in fig. 1 and 6, the top of the sliding block is provided with a threaded hole, the bracket is connected to the sliding block through the threaded hole, the bracket can be flexibly disassembled and assembled on the sliding block, and when the device is not needed, the bracket is disassembled from the sliding block, so that the occupied space can be reduced, and the storage is convenient.

The application principle of the utility model is as follows:

clamping a cutter: the clamping bolt is unscrewed such that the spacing between the clamping bolt and the clamping groove is sufficient to accommodate the tool, the back portion of the tool is inserted between the clamping bolt and the clamping groove, and then the clamping bolt is tightened to clamp the tool.

Adjusting the angle of the clamp: unscrewing the second connecting bolt adjusts the clamp together with the tool to a desired angle, and tightening the second connecting bolt so that the clamp connection block is locked between the two support base connection blocks at a fixed angle.

Adjusting the height of the connecting piece: the connecting piece is adjusted to the required height, the direction that the fixing nut is close to the connecting piece is screwed down, the connecting piece is fixed on the support, and then the direction that the locking nut is close to the fixing nut is screwed down, so that the connecting piece and the fixing nut are locked on the required height of the support, namely, the connecting piece is adjusted to the required height.

When the angle-variable grinding tool is used, the knife stone is aligned with the cutting edge, the support is pushed to reciprocate along the guide rail, the knife stone is propped against the cutting edge, the pull rod swings up and down along with the movement of the support, and meanwhile, the handle is held to drive the pull rod to swing left and right along the support, so that the knife stone can be driven to grind at a variable angle on the cutting edge, and an excellent convex grinding cutting edge is obtained.

In general, the utility model discloses a through pushing the support along guide rail reciprocating motion, drive the pull rod and reciprocate along the support, make the contained angle between whetstone and the support change in the slider moving process, drive the pull rod and control along the support and swing simultaneously, just can drive the whetstone and grind at the cutting edge change angle, change the contact surface of whetstone and cutter in the cutter grinding process promptly, and then make the grinding angle of blade produce the change in the grinding process, make the operator need not under the condition of experience, only need simple grinding operation, just can obtain the protruding grinding blade that grinding effect is outstanding; the support and the sliding block are connected through threads, so that the support can be quickly assembled and disassembled from the sliding block, the occupied space of the device is reduced, and the storage is convenient. According to the tool, the angle of the pitching direction can be adjusted along with the fixture, the fixing nut can adjust the height of the connecting piece fixed on the bracket, and the pull rod is rotatably connected with the connecting piece, so that the change range of the included angle between the whetstone and the bracket can be determined by the fixed height of the connecting piece, the bidirectional adjustment of the angle of the whetstone and the angle of the cutting edge is realized, the adjustment of the grinding angle is more flexible and convenient, and the operation is more universal; the connecting block and the fixing nut are locked on the support through the locking nut, so that the overall stability of the cutter in the grinding process is improved. According to the knife stone, the knife stone is clamped by the first clamping block and the second clamping block and locked by the clamping block limiting block and the clamping nut, so that the knife stone can be conveniently replaced according to the abrasion degree, and the knife stone is more convenient to use.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A variable angle grinding tool grinding device is characterized in that: including first supporting seat, second supporting seat and grinding subassembly, install the anchor clamps that are used for centre gripping cutter on the second supporting seat, fixedly connected with guide rail between first supporting seat and the second supporting seat, slidable mounting has movable support on the guide rail, movable support includes slider and support, slider slidable mounting is on the guide rail, the support can be dismantled and is connected on the slider, the support passes through adjusting part and grinding subassembly swing joint, grinding subassembly includes pull rod and whetstone, the one end and the adjusting part of pull rod are connected, the whetstone sets up on the pull rod.

2. A variable angle grinding tool grinding apparatus according to claim 1, characterized in that: the adjusting component comprises a connecting piece and a first connecting bolt, two connecting blocks are arranged on the connecting piece, one end of the pull rod is located between the two connecting blocks, through holes are formed in the two connecting blocks and the pull rod, and the two connecting blocks and the pull rod are connected in a rotating mode through the first connecting bolt.

3. A variable angle grinding tool grinding apparatus according to claim 2, characterized in that: the connecting piece is provided with a bracket through hole, the connecting piece is sleeved on the bracket through hole, the upper end and the lower end of the connecting piece are also provided with fixing nuts, the bracket is provided with external threads, and the connecting piece is rotatably connected on the bracket through the fixing nuts.

4. A variable angle grinding tool grinding apparatus according to claim 1, characterized in that: the whetstone is connected on the pull rod through first fixture block and second fixture block, and first fixture block and second fixture block cover are established on the pull rod, and the Dan Gachi of whetting a knife is equipped with the fixture block stopper between first fixture block and second fixture block in the outside of first fixture block, and the fixture block stopper is fixed on the pull rod, and the outside of second fixture block is equipped with the handle, and the handle cover is established on the pull rod, and the outside of handle is equipped with clamping nut, clamping nut threaded connection is on the pull rod.

5. A variable angle grinding tool grinding apparatus according to claim 3, characterized in that: the adjusting component further comprises a locking nut, and the locking nut is arranged at the outer end of the fixing nut.

6. A variable angle grinding tool grinding apparatus according to claim 1, characterized in that: the second supporting seat still includes the second connecting bolt, is equipped with two supporting seat connecting blocks on the second supporting seat, is equipped with the anchor clamps connecting block on the anchor clamps, and the anchor clamps connecting block is located between two supporting seat connecting blocks, has all seted up the through-hole on two supporting seat connecting blocks and the anchor clamps connecting block, and two supporting seat connecting blocks and anchor clamps connecting block pass through second connecting bolt connection.

7. A variable angle grinding tool grinding apparatus according to claim 1, characterized in that: the clamp further comprises a clamping bolt, a clamping groove and a bolt through hole are formed in the clamp, the cutter is located in the clamping groove, and the clamping bolt penetrates through the bolt through hole to fix the cutter in the clamping groove.

8. A variable angle grinding tool grinding apparatus according to claim 3, characterized in that: the screw hole has been seted up at the slider top, and the support passes through the screw hole to be connected on the slider.

9. A variable angle grinding tool grinding apparatus according to claim 1, characterized in that: the number of the guide rails is two, two guide rail through holes matched with the guide rails are formed in the slide blocks, the slide blocks are sleeved on the guide rails through the guide rail through holes, a slide block limiting block is arranged on one guide rail, and the slide block limiting blocks are fixed on two sides of the slide blocks.

10. The variable angle grinding tool grinding apparatus of claim 4, wherein: the handle is provided with anti-skid patterns.