Knife sharpening equipment

Abstract

The utility model relates to the technical field of knife sharpening equipment, and discloses knife sharpening equipment which comprises a machine base, a transverse driving mechanism, a longitudinal driving mechanism, a vertical driving mechanism, a grinding head mechanism, a fixing base plate and a knife installation base set. The vertical driving mechanism can drive the grinding head base plate to vertically move on the machine base. The transverse driving motor drives the transverse base plate to transversely move on the machine base through the transverse transmission assembly, the longitudinal driving mechanism is arranged on the transverse base plate, the longitudinal driving mechanism is connected with the fixed base plate and can drive the fixed base plate to longitudinally move on the transverse base plate, and the multiple different cutter mounting bases are separately and detachably mounted on the fixed base plate. According to the utility model, the cutter mounting seat on the fixed seat plate can be replaced according to the type of a cutter to be sharpened, so that the sharpening requirements of different cutters are met, various cutters can be sharpened by one sharpening device, and the cost of the device is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a knife grinding equipment technical field, especially a kind of knife grinding equipment. BACKGROUND

[0002] The existing knife grinding equipment for slaughtering automatic production line is generally special machine special use.Each kind of knife grinder can only grind one type of knife, so each kind of knife grinding needs to be equipped with the corresponding grinder, and the different grinder is configured with different abrasive wheel model, needs to be equipped with different model abrasive wheel, corresponding motor and other consumables for different model grinder, overall equipment cost is relatively high, and the equipment versatility is low. INVENTION CONTENTS

[0003] The utility model discloses a kind of knife grinding equipment, can replace the knife installation seat on fixed seat plate according to the type of knife to be ground, to meet the grinding needs of different knives, a knife grinding equipment realizes grinding multiple knives, reduces equipment cost.

[0004] In order to achieve the above purpose, the utility model provides a kind of knife grinding equipment, including machine base and the transverse drive mechanism, longitudinal drive mechanism, vertical drive mechanism, grinding head mechanism, fixed seat plate and knife installation seat group being set on the machine base, the knife installation seat group includes multiple different knife installation seats, the grinding head mechanism includes grinding head seat plate, grinding head seat, polishing motor, abrasive wheel and the connecting plate being set on the two sides of the grinding head seat plate, the polishing motor is installed on the grinding head seat, the abrasive wheel is arranged at the output end of the polishing motor, the two ends of the grinding head seat are rotatably connected on the connecting plate, the vertical drive mechanism is connected with the grinding head seat plate and can drive the grinding head seat plate vertically moves on the machine base;The transverse drive mechanism includes transverse drive motor, transverse transmission assembly and transverse seat plate, the transverse drive motor is installed on the machine base, the transverse drive motor drives the transverse seat plate to move laterally on the machine base through the transverse transmission assembly, the longitudinal drive mechanism is arranged on the transverse seat plate, the longitudinal drive mechanism is connected with the fixed seat plate and can drive the fixed seat plate to move longitudinally on the transverse seat plate, multiple different knife installation seats are separately detachably installed on the fixed seat plate.

[0005] As the preferred scheme of the utility model, the cutter mounting seat group includes round knife mounting seat, straight knife mounting seat and intestinal knife mounting seat, the round knife mounting seat includes round knife mounting plate and round knife connecting seat installed on the round knife mounting plate, the round knife connecting seat is equipped with round knife driver, the output end of the round knife driver is connected with fixed round knife to be ground and can drive fixed round knife to rotate, the output end of the round knife driver is arranged upwards, the round knife mounting plate is detachably connected on the fixed seat plate, the straight knife mounting seat is equipped with positioning slot for fixing straight knife to be ground, the straight knife mounting seat is detachably connected on the fixed seat plate, the intestinal knife mounting seat includes intestinal knife mounting plate and intestinal knife connecting seat installed on the intestinal knife mounting plate, the intestinal knife connecting seat is equipped with intestinal knife driver, the output end of the intestinal knife driver is equipped with connecting column for being inserted and matched with intestinal knife to be ground and can drive intestinal knife to rotate, the connecting column is horizontally arranged, and the intestinal knife mounting plate is detachably connected on the fixed seat plate.

[0006] As the preferred scheme of the utility model, the straight knife mounting seat includes straight knife mounting plate, horizontal adjusting mechanism and straight knife connecting seat, the straight knife connecting seat is equipped with multiple positioning slots along the horizontal direction of the machine base, the horizontal adjusting mechanism includes adjusting drive motor, adjusting screw rod and adjusting guide rail pair, the straight knife mounting plate is detachably connected on the fixed seat plate, the adjusting drive motor is arranged on the straight knife mounting plate, the output end of the adjusting drive motor is connected with the screw rod of the adjusting screw rod, and the straight knife connecting seat is connected with the nut of the adjusting screw rod and the sliding block of the adjusting guide rail pair respectively.

[0007] As the preferred scheme of the utility model, the two sides of the round knife mounting plate are respectively equipped with round knife support, and the round knife protection baffle is rotatably connected between the two round knife supports, the two sides of the straight knife mounting plate are respectively equipped with straight knife support, and the straight knife protection baffle is rotatably connected between the two straight knife supports, the intestinal knife protection baffle is arranged on the intestinal knife mounting plate, the connecting column is located between the intestinal knife protection baffle and the grinding head mechanism, and the round knife protection baffle, the straight knife protection baffle and the intestinal knife protection baffle are all transparent materials.

[0008] As the preferred scheme of the utility model, the horizontal transmission assembly includes horizontal guide rail pair arranged on the machine base, rack connected on the horizontal seat plate and driving gear meshing with the rack, the output end of the horizontal drive motor is connected with the driving gear, the horizontal guide rail pair is parallel with the rack, and the sliding block of the horizontal guide rail pair is connected with the horizontal seat plate.

[0009] As the preferred scheme of the utility model, the longitudinal driving mechanism includes longitudinal driving hand wheel, longitudinal screw rod and longitudinal guide rail pair, the longitudinal guide rail pair is arranged on the transverse seat plate along the longitudinal direction of the machine base, the longitudinal driving hand wheel is connected with the screw rod of the longitudinal screw rod, the fixed seat plate is connected with the nut of the longitudinal screw rod and the sliding block of the longitudinal guide rail pair respectively, the driving hand wheel drives the longitudinal guide rail pair to move longitudinally through the longitudinal screw rod.

[0010] As the preferred scheme of the utility model, the vertical driving mechanism includes vertical driving hand wheel, transmission rod, vertical screw rod and vertical guide rail pair, one end of the transmission rod is connected with the vertical driving hand wheel, the other end of the transmission rod is provided with first transmission gear, the bottom of the screw rod of the vertical screw rod is provided with second transmission gear that is engaged with the first transmission gear, the transmission rod is perpendicular to the vertical screw rod, the vertical screw rod and the vertical guide rail pair are vertically arranged on the machine base, the grinding head seat plate is connected with the sliding block of the vertical guide rail pair and the nut of the vertical screw rod respectively.

[0011] As the preferred scheme of the utility model, the vertical driving hand wheel and the longitudinal driving hand wheel are both arranged on the front end face of the machine base.

[0012] As the preferred scheme of the utility model, the machine base is provided with working illumination lamp.

[0013] As the preferred scheme of the utility model, the outer periphery of the machine base is provided with protective cover, and the protective cover is provided with door body.

[0014] Compared with the prior art, the utility model embodiment kind of grinding equipment has the beneficial effects that:

[0015] The utility model can replace the cutter mounting seat on the fixed seat plate according to the type of cutter to be ground, adjust the angle between the grinding head seat and the connecting plate, and then adjust the angle of the grinding wheel, adjust the vertical position of the grinding head mechanism through the vertical driving mechanism, adjust the horizontal position of the cutter mounting seat through the horizontal driving mechanism, and adjust the longitudinal position of the cutter mounting seat through the longitudinal driving mechanism, so as to meet the grinding requirements of different cutters, realize grinding of various cutters with one grinding equipment, reduce the equipment cost of enterprises, and effectively reduce the production cost. ACCURACY OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the utility model embodiment, the drawings of the embodiment will be briefly introduced below.

[0017] Figure 1 The utility model provides a kind of grinding equipment structure diagram of installing round knife mounting seat;

[0018] Figure 2The utility model provides a kind of structure schematic diagram of straight knife mounting seat of the grinding equipment provided by the utility model.

[0019] Figure 3 The utility model provides a kind of structure schematic diagram of the intestinal knife mounting seat of the grinding equipment provided by the utility model is equipped.

[0020] Figure 4 The utility model provides a kind of structure schematic diagram of another view of the intestinal knife mounting seat of the grinding equipment provided by the utility model is equipped.

[0021] Figure 5 The utility model provides a kind of structure schematic diagram of the intestinal knife connecting seat provided by the utility model.

[0022] In the drawing, base 1;Transverse drive mechanism 2;Transverse drive motor 21;Transverse transmission assembly 22;Transverse seat plate 23;Transverse guide pair 24;Longitudinal drive mechanism 3;Longitudinal drive hand wheel 31;Longitudinal screw 32;Longitudinal guide pair 33;Vertical drive mechanism 4;Vertical drive hand wheel 41;Vertical screw 42;Vertical guide pair 43;Grinding head mechanism 5;Grinding head seat plate 51;Grinding head seat 52;Grinding wheel 53;Connecting plate 54;Fixed seat plate 6;Round knife mounting seat 7;Round knife mounting plate 71;Round knife connecting seat 72;To be ground round knife 73;Round knife support 74;Round knife protection baffle 75;Straight knife mounting seat 8;Straight knife mounting plate 81;Straight knife connecting seat 82;Positioning slot 821;Adjusting drive motor 83;Adjusting guide pair 84;To be ground straight knife 85;Straight knife support 86;Straight knife protection baffle 87;Intestinal knife mounting seat 9;Intestinal knife mounting plate 91;Intestinal knife connecting seat 92;Connecting column 93;To be ground intestinal knife 94;Intestinal knife protection baffle 95. DETAILED DESCRIPTION

[0023] The specific implementation of the utility model is described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but not to limit the scope of the utility model.

[0024] In the description of the utility model, it needs to be understood that the orientation or position relationship indicated by terms "upper", "lower", "left", "right", "front", "back", "top" and "bottom" is based on the orientation or position relationship shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and is not indicative or implicit of the device or element indicated must have a particular orientation, a particular orientation and operation, so it cannot be understood as a limitation on the utility model.

[0025] As Figures 1 to 5As shown, the utility model of preferred embodiment of a kind of knife sharpening equipment, including base 1 and being set on the base 1 transverse drive mechanism 2, longitudinal drive mechanism 3, vertical drive mechanism 4, grinding head mechanism 5, fixed seat plate 6 and tool mounting seat group, the tool mounting seat group includes multiple different tool mounting seats, the grinding head mechanism 5 includes grinding head seat plate 51, grinding head seat 52, polishing motor, grinding wheel 53 and the connecting plate 54 being set on the both sides of grinding head seat plate 51, the polishing motor is installed on the grinding head seat 52, the grinding wheel 53 is arranged at the output end of the polishing motor, the both ends of grinding head seat 52 are rotatably connected on the connecting plate 54, specifically, grinding head seat 52 can be rotated by motor to adjust the angle of grinding head seat 52 on connecting plate 54, grinding head seat 52 can also be manually rotated to adjust the angle of grinding head seat 52, after grinding head seat 52 angle adjustment is completed, grinding head seat 52 is locked on connecting plate 54 by bolt;The vertical drive mechanism 4 is connected with the grinding head seat plate 51 and can drive the grinding head seat plate 51 vertically moves on the base 1;The transverse drive mechanism 2 includes transverse drive motor 21, transverse transmission assembly 22 and transverse seat plate 23, the transverse drive motor 21 is installed on the base 1, the transverse drive motor 21 drives the transverse seat plate 23 to move laterally on the base 1 by the transverse transmission assembly 22, the longitudinal drive mechanism 3 is arranged on the transverse seat plate 23, the longitudinal drive mechanism 3 is connected with the fixed seat plate 6 and can drive the fixed seat plate 6 to move longitudinally on the transverse seat plate 23, multiple different tool mounting seats are separately detachably installed on the fixed seat plate 6.

[0026] The utility model can replace the tool mounting seat on fixed seat plate 6 according to the type of tool to be repaired and ground, adjust the angle of grinding wheel 53 by adjusting the relative angle between grinding head seat 52 and connecting plate 54, adjust the vertical position of grinding head mechanism 5 by cooperating with vertical drive mechanism 4, adjust the horizontal position of tool mounting seat by transverse drive mechanism 2, and adjust the longitudinal position of tool mounting seat by longitudinal drive mechanism 3, to meet the repair and grinding requirements of different tools, a knife sharpening equipment realizes repair and grinding of multiple tools, reduces the equipment cost of enterprise, and effectively reduces production cost.

[0027] For example, the tool mounting seat group includes round knife mounting seat 7, straight knife mounting seat 8 and intestinal knife mounting seat 9, and corresponding tool (round knife, straight knife and intestinal knife) mounting seat can be selected and installed on fixed seat plate 6 according to the type of tool to be repaired and ground. Figure 1As shown, the circular knife mounting seat 7 comprises a circular knife mounting plate 71 and a circular knife connecting seat 72 arranged on the circular knife mounting plate 71, a circular knife driver is arranged in the circular knife connecting seat 72, the output end of the circular knife driver is connected with the fixed to-be-ground circular knife 73 and can drive the fixed to-be-ground circular knife 73 to rotate, the output end of the circular knife driver is arranged upward, the circular knife driver can be a motor, and a connecting part for connecting the to-be-ground circular knife is arranged on the output shaft of the motor, the circular knife mounting plate 71 is detachably connected on the fixed seat plate 6; as shown Figure 2 As shown, the straight knife mounting seat 8 is provided with a positioning groove 821 for fixing the to-be-ground straight knife 85, and the straight knife mounting seat 8 is detachably connected on the fixed seat plate 6; as shown Figures 3 to 5 As shown, the intestine taking knife mounting seat 9 comprises an intestine taking knife mounting plate 91 and an intestine taking knife connecting seat 92 arranged on the intestine taking knife mounting plate 91, an intestine taking knife driver is arranged in the intestine taking knife connecting seat 92, the output end of the intestine taking knife driver is provided with a connecting column 93 for being insertedly matched with the to-be-ground intestine taking knife 94 and can drive the intestine taking knife to rotate, the intestine taking knife driver can be a motor, the connecting column 93 is arranged horizontally, the intestine taking knife mounting plate 91 is detachably connected on the fixed seat plate 6, the intestine taking knife (also called anus cutting knife) is cylindrical, one end of which is a spiral blade, and the intestine taking knife is used to quickly rotate to cut the anus and the surrounding tissue of poultry, so that the intestine in the poultry body can be conveniently taken out from the cut, the intestine taking knife is a necessary tool in the poultry slaughtering industry, and has great processing difficulty and high cost, and has high repair value, the sand wheel 53 is effectively ground after the intestine taking knife is fixed and driven to rotate by the intestine taking knife mounting seat 9, and the angle is adjusted.

[0028] Further, the straight knife mounting seat 8 comprises a straight knife mounting plate 81, a transverse adjusting mechanism and a straight knife connecting seat 82, a plurality of positioning grooves 821 are arranged in the straight knife connecting seat 82 along the transverse direction of the machine base 1, the transverse adjusting mechanism comprises an adjusting driving motor 83, an adjusting screw rod and an adjusting guide rail pair 84, the straight knife mounting plate 81 is detachably connected on the fixed seat plate 6, the adjusting driving motor 83 is arranged on the straight knife mounting plate 81, the output end of the adjusting driving motor 83 is connected with the screw rod of the adjusting screw rod, the straight knife connecting seat 82 is respectively connected with the nut of the adjusting screw rod and the sliding block of the adjusting guide rail pair 84, a scale mark is arranged on the straight knife mounting plate 81, and a pointer for indicating the scale mark is arranged on the straight knife connecting seat 82, so as to facilitate an operator to check the position of the straight knife connecting seat 82; a plurality of straight knives can be simultaneously fixed on the straight knife mounting seat 8, and the straight knife connecting seat 82 can be moved transversely into the next station through the transverse adjusting mechanism after the grinding operation of the previous straight knife is completed, so that the grinding head mechanism 5 grinds the next straight knife, and the grinding efficiency is improved.

[0029] Exemplary, the two sides of the round knife mounting plate 71 are respectively provided with a round knife support 74, and the two round knife supports 74 are rotatably connected with a round knife protective baffle 75. The position of the round knife protective baffle 75 is adjusted to block the debris generated in the grinding process during grinding, thereby improving the safety in use. The two sides of the straight knife mounting plate 81 are respectively provided with a straight knife support 86, and the two straight knife supports 86 are rotatably connected with a straight knife protective baffle 87. The position of the straight knife protective baffle 87 is adjusted to block the debris generated in the grinding process during grinding, thereby improving the safety in use. The intestinal knife mounting plate 91 is provided with an intestinal knife protective baffle 95, and the connecting column 93 is located between the intestinal knife protective baffle 95 and the grinding head mechanism 5, thereby being capable of blocking the debris generated in the grinding process. The round knife protective baffle 75, the straight knife protective baffle 87 and the intestinal knife protective baffle 95 are all made of transparent material, thereby facilitating the operator to directly observe the grinding condition of the tool to be ground and facilitating timely correction.

[0030] In the embodiment, the transverse transmission assembly 22 comprises a transverse guide rail pair 24 arranged on the machine base, a rack connected to the transverse seat plate 23 and a driving gear engaged with the rack. The output end of the transverse driving motor 21 is connected with the driving gear. The transverse guide rail pair 24 is parallel to the rack. The sliding block of the transverse guide rail pair 24 is connected with the transverse seat plate 23. The longitudinal driving mechanism 3 comprises a longitudinal driving hand wheel 31, a longitudinal screw 32 and a longitudinal guide rail pair 33. The longitudinal guide rail pair 33 is arranged on the transverse seat plate 23 along the longitudinal direction of the machine base 1. The longitudinal driving hand wheel 31 is connected with the screw rod of the longitudinal screw 32. The fixed seat plate 6 is respectively connected with the nut of the longitudinal screw 32 and the sliding block of the longitudinal guide rail pair 33. The driving hand wheel drives the longitudinal guide rail pair 33 to move longitudinally through the longitudinal screw 32. The vertical driving mechanism 4 comprises a vertical driving hand wheel 41, a transmission rod, a vertical screw 42 and a vertical guide rail pair 43. One end of the transmission rod is connected with the vertical driving hand wheel 41. The other end of the transmission rod is provided with a first transmission tooth. The bottom of the screw rod of the vertical screw 42 is provided with a second transmission tooth engaged with the first transmission tooth. The transmission rod is perpendicular to the vertical screw 42. The vertical screw 42 and the vertical guide rail pair 43 are vertically arranged on the machine base 1. The grinding head seat plate 51 is respectively connected with the sliding block of the vertical guide rail pair 43 and the nut of the vertical screw 42. Through the transverse driving mechanism 2, the fixed seat plate 6 can automatically move transversely at a constant speed during the tool grinding process, thereby ensuring that the flatness of the cutting edge of the tool after grinding is high. Moreover, the operator adjusts the height position of the grinding head mechanism 5 through the vertical driving mechanism 4 during grinding, thereby dynamically adjusting the feed of the grinding wheel 53 in the grinding head mechanism 5. The grinding difficulty is reduced, and the workload of the operator is reduced.

[0031] Exemplarily, the vertical driving handle 41 and the longitudinal driving handle 31 are arranged on the front end surface of the machine base 1, which facilitates the operator to directly adjust the vertical position of the grinding head mechanism 5 on the machine base 1 and the longitudinal position of the cutter mounting seat (the circular cutter mounting seat 7, the straight cutter mounting seat 8 or the intestinal cutter mounting seat 9) on the machine base 1.

[0032] Exemplarily, the machine base 1 is provided with a working illumination lamp, which makes the operator more clearly observe the grinding condition of the cutter to be ground.

[0033] Exemplarily, the outer periphery of the machine base 1 is provided with a protective cover, and the protective cover is provided with a door body, which avoids the splashing of the debris during the grinding of the cutter.

[0034] In the description of the present application, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0035] The above is only the preferred embodiment of the present application, it should be pointed out that, for ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and replacements can be made, which should also be regarded as the protection scope of the present application.

Claims

1. A knife sharpening apparatus, characterized in that, The utility model provides a kind of multi-functional rotary cutting machine, including base and be set on the base transverse drive mechanism, longitudinal drive mechanism, vertical drive mechanism, grinding head mechanism, fixed seat plate and tool mounting seat group, the tool mounting seat group includes multiple different tool mounting seats, the grinding head mechanism includes grinding head seat plate, grinding head seat, polishing motor, grinding wheel and the connecting plate being set on the both sides of grinding head seat plate, the polishing motor is installed on the grinding head seat, the grinding wheel is arranged at the output end of polishing motor, the both ends of grinding head seat are rotatably connected on the connecting plate, the vertical drive mechanism is connected with the grinding head seat plate and can drive the grinding head seat plate vertically moves on the base;The transverse drive mechanism includes transverse drive motor, transverse transmission assembly and transverse seat plate, the transverse drive motor is installed on the base, the transverse drive motor drives the transverse seat plate to move transversely on the base by the transverse transmission assembly, the longitudinal drive mechanism is arranged on the transverse seat plate, the longitudinal drive mechanism is connected with the fixed seat plate and can drive the fixed seat plate to move longitudinally on the transverse seat plate, and multiple different tool mounting seats are separately detachably mounted on the fixed seat plate.

2. The knife-sharpening apparatus of claim 1, wherein The tool mounting seat group includes round knife mounting seat, straight knife mounting seat and intestinal knife mounting seat;The round knife mounting seat includes round knife mounting plate and round knife connecting seat installed on the round knife mounting plate, the round knife connecting seat is provided with round knife driver, the output end of the round knife driver is connected with fixed to-be-ground round knife and can drive fixed to-be-ground round knife to rotate, the output end of the round knife driver is arranged upward, and the round knife mounting plate is detachably connected with the fixed seat plate;The straight knife mounting seat is provided with positioning slot for fixing to-be-ground straight knife, and the straight knife mounting seat is detachably connected with the fixed seat plate;The intestinal knife mounting seat includes intestinal knife mounting plate and intestinal knife connecting seat installed on the intestinal knife mounting plate, the intestinal knife connecting seat is provided with intestinal knife driver, the output end of the intestinal knife driver is provided with connecting column for being inserted and matched with to-be-ground intestinal knife and can drive the intestinal knife to rotate, the connecting column is transversely arranged horizontally, and the intestinal knife mounting plate is detachably connected with the fixed seat plate.

3. The knife-sharpening apparatus of claim 2, wherein, The straight knife mounting seat includes straight knife mounting plate, transverse adjusting mechanism and straight knife connecting seat, the straight knife connecting seat is provided with multiple positioning slots spaced apart along the transverse direction of the base, the transverse adjusting mechanism includes adjusting drive motor, adjusting screw rod and adjusting guide rail pair, the straight knife mounting plate is detachably connected with the fixed seat plate, the adjusting drive motor is arranged on the straight knife mounting plate, the output end of the adjusting drive motor is connected with the screw rod of the adjusting screw rod, and the straight knife connecting seat is connected with the nut of the adjusting screw rod and the sliding block of the adjusting guide rail pair respectively.

4. The knife-sharpening apparatus of claim 3, wherein, Two sides of the circular knife mounting plate are respectively provided with circular knife supports, and a circular knife protective baffle is rotatably connected between the two circular knife supports; two sides of the straight knife mounting plate are respectively provided with straight knife supports, and a straight knife protective baffle is rotatably connected between the two straight knife supports; the intestinal knife mounting plate is provided with an intestinal knife protective baffle, and the connecting column is located between the intestinal knife protective baffle and the grinding head mechanism; the circular knife protective baffles, the straight knife protective baffles and the intestinal knife protective baffle are all transparent materials.

5. The knife-sharpening apparatus of claim 1, wherein, The transverse transmission assembly comprises a transverse guide rail pair arranged on the machine base, a rack connected to the transverse seat plate, and a driving gear meshing with the rack, wherein the output end of the transverse driving motor is connected to the driving gear, the transverse guide rail pair is parallel to the rack, and the sliding block of the transverse guide rail pair is connected to the transverse seat plate.

6. The knife-sharpening apparatus of claim 5, wherein, The longitudinal driving mechanism comprises a longitudinal driving hand wheel, a longitudinal screw rod and a longitudinal guide rail pair, wherein the longitudinal guide rail pair is arranged on the transverse seat plate along the longitudinal direction of the machine base, the longitudinal driving hand wheel is connected to the screw rod of the longitudinal screw rod, the fixed seat plate is connected to the nut of the longitudinal screw rod and the sliding block of the longitudinal guide rail pair, and the driving hand wheel drives the longitudinal guide rail pair to move longitudinally through the longitudinal screw rod.

7. The knife-sharpening apparatus of claim 6, wherein, The vertical driving mechanism comprises a vertical driving hand wheel, a transmission rod, a vertical screw rod and a vertical guide rail pair, wherein one end of the transmission rod is connected to the vertical driving hand wheel, the other end of the transmission rod is provided with a first transmission tooth, the bottom of the screw rod of the vertical screw rod is provided with a second transmission tooth meshing with the first transmission tooth, the transmission rod is perpendicular to the vertical screw rod, the vertical screw rod and the vertical guide rail pair are vertically arranged on the machine base, and the grinding head seat plate is connected to the sliding block of the vertical guide rail pair and the nut of the vertical screw rod.

8. The knife-sharpening apparatus of claim 7, wherein, The vertical driving hand wheel and the longitudinal driving hand wheel are arranged on the front end face of the machine base.

9. The knife-sharpening apparatus of claim 1, wherein, The machine base is provided with a working illumination lamp.

10. The knife-sharpening apparatus of claim 1, wherein, The outer periphery of the machine base is provided with a protective cover, and the protective cover is provided with a door body.

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