Knife sharpening machine capable of moving grinding wheel in multiple directions

Abstract

The utility model relates to the technical field of knife sharpeners, and more specifically to a knife sharpener capable of moving a grinding wheel in multiple directions, comprising a control case, a rotating motor, a transverse moving mechanism, a longitudinal moving mechanism and a grinding motor; the upper end surface of the control case is a work surface; the housing of the rotating motor is rotatably connected to the work surface, and its output shaft can be disassembled to assemble a blade to be sharpened; the transverse moving mechanism comprises a base plate, a transverse moving strip plate and a driving part; the longitudinal moving mechanism comprises a support plate base, a longitudinal moving support plate and a driving part, and the grinding motor is fixed on the top of the longitudinal moving support plate. The utility model is a knife sharpener capable of moving a grinding wheel in multiple directions, can perform mobile grinding on a blade, has a reasonable design, is flexible and convenient, and has high working efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of knife sharpeners, in particular to a knife sharpener with a multi-directional movable grinding wheel. Background Art

[0002] The knife sharpener is a kind of equipment for linear sharpening of cutting blades in the wood processing industry, papermaking industry, printing industry, wood crushing, plastic crushing, rubber industry, leather industry, metallurgical plate rolling and other industries. It can also be used for grinding general metal end faces.

[0003] Most existing knife sharpeners need to grind multiple positions of the blade when grinding the blade, and the knife sharpener and the grinding wheel for grinding cannot be moved. Therefore, during the blade grinding process, after grinding a certain position of the blade, the knife sharpener needs to be turned off and the blade needs to be shifted to grind other positions of the blade. This grinding method has low work efficiency, complex operation, and poor equipment flexibility.

[0004] Therefore, how to provide a knife sharpener with reasonable design, flexibility, convenience, high working efficiency and the ability to perform mobile sharpening of blades is a technical problem that needs to be solved urgently by those skilled in the art. Utility Model Content

[0005] In view of this, in order to solve the problem that most existing knife sharpeners cannot move the grinder and the grinding wheel used for grinding when grinding the blade, and the blade needs to be intermittently shifted to grind other positions of the blade, and this grinding method has low working efficiency, complicated operation, and poor equipment flexibility, the utility model provides a knife sharpener with a multi-directional movable grinding wheel.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A knife sharpener capable of moving a grinding wheel in multiple directions, on which a grinding wheel can be connected, comprises a control chassis, a rotating motor, a transverse moving mechanism, a longitudinal moving mechanism and a grinding motor; the upper end surface of the control chassis is a working table; the housing of the rotating motor is rotatably connected to the working table, and its output shaft can be detachably assembled with a blade to be sharpened; the transverse moving mechanism comprises a base plate, a transverse moving strip plate and a driving part, the base plate is fixed on the working table and corresponds to one end of the output shaft of the rotating motor, the transverse moving strip plate is slidably connected to the base plate along the axial direction perpendicular to the output shaft of the rotating motor, and the driving part is transmission-connected to the transverse moving strip plate; the longitudinal moving mechanism comprises a support plate base, a longitudinal moving support plate and a driving member, the support plate base is fixed on the top of the transverse moving strip plate, the longitudinal moving support plate is slidably connected to the support plate base along the axial direction of the output shaft of the rotating motor, and the driving member is transmission-connected to the longitudinal moving support plate; the grinding motor is fixed on the top of the longitudinal moving support plate and its output shaft is fixedly connected to the grinding wheel, and the grinding wheel can be rotationally abutted against the blade to be sharpened for grinding.

[0008] Through the above technical scheme, compared with the prior art, the utility model provides a knife sharpener with a multi-directional movable grinding wheel. Through the horizontal moving mechanism and the longitudinal moving mechanism, the grinding wheel on the grinding motor can be movably ground the blade to be sharpened on the rotating motor. The utility model has a reasonable design, is convenient and flexible, and has high working efficiency.

[0009] Preferably, a knife sharpener with a multi-directional movable grinding wheel also includes a rotating support seat, which includes a base plate, a supporting sleeve, a rotating seat and a motor mounting plate; the base plate is fixed to the work table; the bottom end of the supporting sleeve is closed, and its closed end is fixedly connected to the upper plate surface of the base plate; the lower end of the rotating seat is rotatably inserted into the inner cavity of the supporting sleeve from the upper port of the supporting sleeve; the lower plate surface of the motor mounting plate is fixedly connected to the top end of the rotating seat, and its upper plate surface is fixedly connected to the bottom of the casing of the rotating motor.

[0010] The beneficial effect of adopting the above technical solution is that the rotating motor can drive the blade to be sharpened to rotate flexibly through the rotatable support seat, so that different positions of the blade to be sharpened abut against the grinding wheel and perform grinding.

[0011] Preferably, a slide rail is fixed on the top of the base plate, the length direction of the slide rail is perpendicular to the axial direction of the output shaft of the rotating motor, a slider is fixed on the bottom of the transverse movable strip, a sliding groove is provided at the bottom of the slider, and the slide rail is slidably connected to the sliding groove.

[0012] The beneficial effect of adopting the above technical solution is that, through the slide rail and the slider, the transverse moving strip can slide smoothly on the base plate along the axial direction of the output shaft of the vertical rotating motor.

[0013] Preferably, the lateral movement mechanism also includes a lateral movement drive motor, which is fixed on one side of the top of the lateral movement strip; a rack arranged parallel to the slide rail is fixed on the top of the base plate, and the output shaft of the lateral movement drive motor passes downward through the lateral movement strip and is fixedly connected to a gear, and the gear and the rack are meshed for transmission.

[0014] The beneficial effect of adopting the above technical solution is that the output shaft of the lateral movement motor rotates to move the gear on the rack, thereby driving the lateral movement strip to slide on the base plate using the gear and the rack.

[0015] Preferably, the pallet base is fixed on the other side of the top of the transversely movable strip, and a pallet slide groove is provided on the pallet base and is arranged along the axial direction of the output shaft of the rotating motor, and a pallet slider is fixed on the lower plate surface of the longitudinally movable pallet, and the pallet slider is slidably connected in the pallet slide groove.

[0016] The beneficial effect of adopting the above technical solution is that the longitudinally movable support plate can drive the grinding motor on the top to slide on the support plate base along the axial direction of the output shaft of the rotating motor.

[0017] Preferably, the driving member includes a threaded shaft and a handle, the threaded shaft is arranged in the pallet slide groove along the sliding direction of the pallet slider, the handle is arranged on the outer side of the pallet slide groove away from the rotating motor, one end of the threaded shaft is rotatably connected to the groove wall of the pallet slide groove close to the rotating motor, and the other end passes through the pallet slide groove and is fixedly connected to the handle, the rod body of the threaded shaft located in the pallet slide groove is threadedly connected to the pallet slider; the pallet slider is fitted with the groove wall of the pallet slide groove to limit its rotation tendency, and the handle is rotated to drive the pallet slider to move along the direction of the threaded shaft.

[0018] The beneficial effect of adopting the above technical solution is that the rotating handle can make the movable pallet slider move in the pallet slide groove on the pallet base, thereby driving the longitudinal movable pallet connected to the pallet slider to move relative to the pallet base.

[0019] Preferably, two blade clamping plates for clamping the blade to be sharpened are threadedly connected to the output shaft of the rotary motor.

[0020] The beneficial effect of adopting the above technical solution is that the blade to be sharpened can be clamped on the output shaft of the rotating motor by using the blade clamping piece.

[0021] Preferably, a grinding wheel guard is provided on the grinding motor.

[0022] The beneficial effect of adopting the above technical solution is to prevent the debris generated when the grinding wheel grinds the blade to be sharpened from causing accidental injury to the staff, thereby reducing safety hazards.

[0023] Preferably, a lighting lamp is installed on the work surface.

[0024] The beneficial effect of adopting the above technical solution is that the device can work at night.

[0025] Preferably, a protective baffle is installed on the work surface. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0027] Figure 1 This is a schematic structural diagram of a knife sharpener with a multi-directionally movable grinding wheel according to the utility model from a first perspective;

[0028] Figure 2 This is a schematic structural diagram of a knife sharpener with a multi-directionally movable grinding wheel according to the utility model from a second viewing angle;

[0029] Figure 3 This is a schematic structural diagram of a knife sharpener with a multi-directionally movable grinding wheel from a third perspective of the utility model;

[0030] Figure 4 It is a disassembled schematic diagram of the rotating support seat in the utility model;

[0031] Figure 5 It is a structural schematic diagram of the lateral movement mechanism in the utility model;

[0032] Figure 6 It is a disassembled schematic diagram of the lateral moving mechanism in the utility model;

[0033] Figure 7 It is a schematic diagram of another angle after the horizontal moving mechanism of the utility model is disassembled;

[0034] Figure 8 It is a schematic structural diagram of the first perspective of the connection between the longitudinal moving mechanism and the transverse moving strip in the utility model;

[0035] Fig. 9 It is a second perspective structural schematic diagram of the connection between the longitudinal moving mechanism and the transverse moving strip in the utility model;

[0036] Fig.10 It is a disassembled schematic diagram of the longitudinal moving mechanism in the utility model;

[0037] Fig.11 It is a schematic diagram of the disassembly of the rotating motor and the blade clamping piece in the utility model.

[0038] In the accompanying drawings, 100-grinding wheel, 1-control chassis, 2-rotating motor, 3-lateral moving mechanism, 4-longitudinal moving mechanism, 5-grinding motor, 6-rotating support seat, 7-grinding wheel guard, 8-lighting lamp, 9-protective baffle, 11-work table, 21-blade to be sharpened, 22-blade clamping plate, 31-base plate, 32-lateral moving strip, 33-driving part, 34-slide rail, 35-slider, 36-rack, 37-gear, 41-pallet base, 42-longitudinal moving pallet, 43-driving part, 61-bottom plate, 62-support sleeve, 63-rotating seat, 64-motor mounting plate, 411-pallet slide groove, 421-pallet slider, 431-threaded shaft, 432-handle. DETAILED DESCRIPTION

[0039] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0040] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0041] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0042] See attached Figures 1 to 11 , is a knife sharpener capable of moving a grinding wheel in multiple directions according to the present invention, on which a grinding wheel 100 can be connected, comprising a control chassis 1, a rotating motor 2, a lateral moving mechanism 3, a longitudinal moving mechanism 4 and a grinding motor 5; the upper end surface of the control chassis 1 is a work surface 11; the housing of the rotating motor 2 is rotatably connected to the work surface 11, and its output shaft can be detachably assembled with a blade 21 to be sharpened; the lateral moving mechanism 3 comprises a base plate 31, a lateral moving strip 32 and a driving part 33, the base plate 31 is fixed on the work surface 11 and corresponds to one end of the output shaft of the rotating motor 2, and the lateral moving strip 32 moves along the vertical direction of the rotating motor 2. The output shaft of the machine 2 is slidably connected to the base plate 31 in the axial direction, and the driving part 33 is transmission-connected to the transverse moving strip 32; the longitudinal moving mechanism 4 includes a support base 41, a longitudinal moving support plate 42 and a driving member 43, the support base 41 is fixed to the top of the transverse moving strip 32, the longitudinal moving support plate 42 is slidably connected to the support base 41 along the axial direction of the output shaft of the rotating motor 2, and the driving member 43 is transmission-connected to the longitudinal moving support plate 42; the grinding motor 5 is fixed to the top of the longitudinal moving support plate 42 and its output shaft is fixedly connected to the grinding wheel 100, and the grinding wheel 100 can rotate and abut against the blade 21 to be ground for grinding.

[0043] In some embodiments, a knife sharpener with a multi-directional movable grinding wheel also includes a rotating support seat 6, which includes a base plate 61, a support sleeve 62, a rotating seat 63 and a motor mounting plate 64; the base plate 61 is fixed on the work table 11; the bottom end of the support sleeve 62 is closed, and its closed end is fixedly connected to the upper plate surface of the base plate 61; the lower end of the rotating seat 63 is rotatably inserted into the inner cavity of the support sleeve 62 from the upper port of the support sleeve 62; the lower plate surface of the motor mounting plate 64 is fixedly connected to the top end of the rotating seat 63, and its upper plate surface is fixedly connected to the bottom of the casing of the rotating motor 2.

[0044] In some specific examples, a slide rail 34 is fixed on the top of the base plate 31, and the length direction of the slide rail 34 is perpendicular to the axial direction of the output shaft of the rotating motor 2. A slider 35 is fixed on the bottom of the transverse movable strip 32, and a sliding groove is provided at the bottom of the slider 35. The slide rail 34 is slidably connected to the sliding groove.

[0045] In other specific examples, the driving part 33 is a driving motor, and the housing of the driving motor is fixed on one side of the top of the transverse moving strip 32; a rack 36 arranged parallel to the slide rail 34 is fixed on the top of the base plate 31, and the output shaft of the driving motor passes downward through the transverse moving strip 32 and is fixedly connected to a gear 37, and the gear 37 and the rack 36 are meshed for transmission.

[0046] In some embodiments, the pallet base 41 is fixed on the other side of the top of the transverse moving strip 32, and a pallet groove 411 is provided on the pallet base 41 and is arranged along the axial direction of the output shaft of the rotating motor 2. A pallet slider 421 is fixed to the lower plate surface of the longitudinal moving pallet 42, and the pallet slider 421 is slidably connected in the pallet groove 411.

[0047] In some specific examples, the driving member 43 includes a threaded shaft 431 and a handle 432. The threaded shaft 431 is arranged in the pallet slot 411 along the sliding direction of the pallet slider 421, and the handle 432 is arranged on the outer side of the pallet slot 411 away from the rotating motor 2. One end of the threaded shaft 431 is rotatably connected to the slot wall of the pallet slot 411 close to the rotating motor 2, and the other end passes through the pallet slot 411 and is fixedly connected to the handle 432. The rod body of the threaded shaft 431 located in the pallet slot 411 is threadedly connected to the pallet slider 421; the pallet slider 421 is fitted with the slot wall of the pallet slot 411 to limit its rotation tendency, and the handle is rotated to drive the pallet slider 421 to move along the direction of the threaded shaft 431.

[0048] In some embodiments, a thread is processed on the output shaft of the rotary motor 2, and the thread is connected to two blade clamping pieces 22 that can be used to clamp the blade 21 to be sharpened.

[0049] Specifically, a knife sharpener with a multi-directionally movable grinding wheel further includes a controller, and the rotating motor, the grinding motor, the driving motor and the lighting lamp are all electrically connected to the controller.

[0050] Specifically, a grinding wheel guard 7 is provided on the grinding motor 5 .

[0051] Specifically, a lighting lamp 8 is installed on the work surface 11 .

[0052] Specifically, a protective baffle 9 is installed on the work surface 11 .

[0053] When the device is in use, first, the staff starts the driving motor through the controller to move the transverse moving strip along the slide rail on the base plate until the grinding wheel on the grinding motor corresponds to the blade to be sharpened on the rotating motor, and then turns off the driving motor; then, the handle is turned to make the grinding wheel on the grinding motor abut against the blade to be sharpened on the rotating motor; finally, the staff starts the rotating motor through the controller, and the grinding wheel grinds the rotating blade.

[0054] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A knife sharpener capable of moving a grinding wheel in multiple directions, to which a grinding wheel (100) can be connected, characterized in that: include: A control box (1), wherein the upper end surface of the control box (1) is a work surface (11); A rotating motor (2), the housing of which is rotatably connected to the work surface (11), and the output shaft of which can be detachably assembled with a blade (21) to be sharpened; A transverse movement mechanism (3), the transverse movement mechanism (3) comprising a base plate (31), a transverse movement strip plate (32) and a driving unit (33), the base plate (31) being fixed on the work surface (11) and corresponding to one end of the output shaft of the rotating motor (2), the transverse movement strip plate (32) being slidably connected to the base plate (31) along an axial direction perpendicular to the output shaft of the rotating motor (2), and the driving unit (33) being drivingly connected to the transverse movement strip plate (32); A longitudinal moving mechanism (4), the longitudinal moving mechanism (4) comprising a support plate base (41), a longitudinal moving support plate (42) and a driving member (43), the support plate base (41) being fixed to the top of the transverse moving strip (32), the longitudinal moving support plate (42) being slidably connected to the support plate base (41) along the axial direction of the output shaft of the rotating motor (2), and the driving member (43) being drivingly connected to the longitudinal moving support plate (42); A grinding motor (5) is fixed on the top of the longitudinally movable support plate (42) and its output shaft is fixedly connected to the grinding wheel (100). The grinding wheel (100) can rotate with the blade to be ground (21) for grinding.

2. A knife sharpener with a multi-directionally movable grinding wheel according to claim 1, characterized in that: It also includes a rotating support base (6), wherein the rotating support base (6) includes: A bottom plate (61), wherein the bottom plate (61) is fixed on the work surface (11); A supporting sleeve (62), the bottom end of the supporting sleeve (62) is closed, and the closed end is fixedly connected to the upper plate surface of the bottom plate (61); A rotating seat (63), the lower end of the rotating seat (63) is rotatably inserted into the inner cavity of the supporting sleeve (62) from the upper end of the supporting sleeve (62); A motor mounting plate (64), wherein the lower plate surface of the motor mounting plate (64) is fixedly connected to the top end of the rotating seat (63), and the upper plate surface of the motor mounting plate (64) is fixedly connected to the bottom of the casing of the rotating motor (2).

3. The knife sharpener with a multi-directionally movable grinding wheel according to claim 1, characterized in that: A slide rail (34) is fixed on the top of the base plate (31), and the length direction of the slide rail (34) is perpendicular to the axial direction of the output shaft of the rotating motor (2). A slider (35) is fixed on the bottom of the transverse moving strip (32), and a sliding groove is provided at the bottom of the slider (35), and the slide rail (34) is slidably connected to the sliding groove.

4. The knife sharpener with a multi-directionally movable grinding wheel according to claim 3, characterized in that: The driving part (33) is a driving motor, the housing of which is fixed to one side of the top of the transverse moving strip (32); a rack (36) arranged parallel to the slide rail (34) is fixed to the top of the base plate (31); the output shaft of the driving motor passes downward through the transverse moving strip (32) and is fixedly connected to a gear (37); the gear (37) and the rack (36) are meshed for transmission.

5. The knife sharpener with a multi-directionally movable grinding wheel according to claim 4, characterized in that: The pallet base (41) is fixed to the other side of the top of the transverse movable strip (32), and the pallet base (41) is provided with a pallet slide groove (411) arranged along the axial direction of the output shaft of the rotating motor (2), and the lower plate surface of the longitudinal movable pallet (42) is fixed with a pallet slider (421), and the pallet slider (421) is slidably connected in the pallet slide groove (411).

6. The knife sharpener with a multi-directionally movable grinding wheel according to claim 5, characterized in that: The driving member (43) comprises a threaded shaft (431) and a handle (432); the threaded shaft (431) is arranged in the pallet slide groove (411) along the sliding direction of the pallet slider (421); the handle (432) is arranged on the outer side of the pallet slide groove (411) away from the rotating motor (2); one end of the threaded shaft (431) is rotatably connected to the groove wall of the pallet slide groove (411) close to the rotating motor (2); the other end passes through the pallet slide groove (411) and is fixedly connected to the handle (432); the rod body of the threaded shaft (431) located in the pallet slide groove (411) is threadedly connected to the pallet slider (421); the pallet slider (421) fits with the groove wall of the pallet slide groove (411) to limit its rotation tendency; The handle is rotated to drive the support plate slider (421) to move along the direction of the threaded shaft (431).

7. The knife sharpener with a multi-directionally movable grinding wheel according to claim 1, characterized in that: Two blade clamping pieces (22) for clamping the blade to be sharpened (21) are threadedly connected to the output shaft of the rotary motor (2).

8. The knife sharpener with a multi-directionally movable grinding wheel according to claim 1, characterized in that: The grinding motor (5) is provided with a grinding wheel guard (7).

9. The knife sharpener with a multi-directionally movable grinding wheel according to claim 1, characterized in that: A lighting lamp (8) is installed on the work surface (11).

10. The knife sharpener with a multi-directionally movable grinding wheel according to claim 1, characterized in that: A protective baffle (9) is installed on the work surface (11).

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