Straight knife sharpener

Abstract

The utility model relates to the technical field of sharpening equipment, and discloses a straight knife sharpening machine which comprises a machine base, a transverse driving mechanism, a longitudinal driving mechanism, a vertical driving mechanism, a transverse adjusting mechanism, a straight knife positioning seat and a sharpening head mechanism used for sharpening a straight knife. A plurality of positioning groove positions used for fixing straight cutters to be ground are formed in the straight cutter positioning base at intervals in the transverse direction of the machine base, the vertical driving mechanism is connected with the grinding head mechanism and can drive the grinding head mechanism to vertically move on the machine base, and the transverse driving motor drives the transverse base plate to transversely move on the machine base through the transverse transmission assembly. The longitudinal driving hand wheel drives the longitudinal seat plate to longitudinally move through the longitudinal lead screw, and the transverse adjusting mechanism is arranged on the longitudinal seat plate and can drive the straight knife positioning seat to transversely move on the longitudinal seat plate; in the sharpening process, the straight knife positioning seat can automatically and transversely move at a constant speed, only the feeding of a grinding wheel in the sharpening head mechanism needs to be dynamically adjusted, the sharpening machining difficulty is reduced, and the workload of operators is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a knife sharpening equipment technical field, especially a straight knife sharpening machine. BACKGROUND

[0002] The straight knife positioning seat (for fixing the straight knife to be sharpened) of the existing straight knife sharpening equipment usually needs to be manually adjusted in three directions of horizontal direction, vertical direction and longitudinal direction, and when the straight knife is sharpened, the operator needs to dynamically adjust the feed of the grinding wheel on the grinding head mechanism, synchronously manually continuously and uniformly adjusts the straight knife positioning seat in horizontal direction, and the manual horizontal movement operation will cause the straight knife positioning seat to move discontinuously, fast or slow or pause, which has a great negative impact on the blade edge of the sharpened knife, has a high technical requirement for the operator, and it is difficult to ensure that the sharpening effect of the straight knife reaches the expected target, and the straight knife positioning seat usually only fixes a single straight knife to be sharpened each time, thereby reducing the work efficiency. SUMMARY

[0003] The utility model discloses a straight knife sharpening machine, which realizes the automatic horizontal uniform movement of the straight knife positioning seat during the sharpening process, and only needs to dynamically adjust the feed of the grinding wheel in the grinding head mechanism, thereby reducing the difficulty of sharpening.

[0004] In order to achieve the above-mentioned purpose, the utility model provides a straight knife sharpening machine, which comprises a machine base, a horizontal driving mechanism, a longitudinal driving mechanism, a vertical driving mechanism, a horizontal adjusting mechanism, a straight knife positioning seat and a grinding head mechanism for sharpening straight knives, a plurality of positioning slots for fixing straight knives to be sharpened are arranged on the straight knife positioning seat in the horizontal direction of the machine base, the vertical driving mechanism is connected with the grinding head mechanism and can drive the grinding head mechanism to move vertically on the machine base, the horizontal driving mechanism comprises a horizontal driving motor, a horizontal transmission assembly and a horizontal seat plate, the horizontal transmission assembly comprises a rack connected to the horizontal seat plate and a driving gear meshing with the rack, the horizontal driving motor is installed on the machine base, the output end of the horizontal driving motor is connected with the driving gear, and the horizontal driving motor drives the horizontal seat plate to move horizontally on the machine base through the horizontal transmission assembly; the longitudinal driving mechanism comprises a longitudinal driving hand wheel, a longitudinal screw and a longitudinal seat plate, the longitudinal driving hand wheel is connected with the screw rod of the longitudinal screw, the longitudinal seat plate is connected with the nut of the longitudinal screw, and the longitudinal driving hand wheel drives the longitudinal seat plate to move longitudinally through the longitudinal screw, and the horizontal adjusting mechanism is arranged on the longitudinal seat plate and can drive the straight knife positioning seat to move horizontally on the longitudinal seat plate.

[0005] As a preferred scheme of the utility model, the lateral adjusting mechanism includes adjusting drive motor, adjusting screw rod, adjusting guide rail pair and connecting seat plate, the connecting seat plate is connected with the longitudinal seat plate, the adjusting screw rod and the adjusting guide rail pair are parallel with the rack, the adjusting drive motor is arranged on the connecting seat plate, the output end of the adjusting drive motor is connected with the screw rod of the adjusting screw rod, the straight knife positioning seat is connected with the nut of the adjusting screw rod and the slider of the adjusting guide rail pair respectively.

[0006] As a preferred scheme of the utility model, the connecting seat plate is equipped with scale mark, the straight knife positioning seat is equipped with pointer indicating the scale mark.

[0007] As a preferred scheme of the utility model, the vertical drive mechanism includes vertical drive hand wheel, transmission rod, vertical screw rod, vertical guide rail pair and vertical seat plate, one end of the transmission rod is connected with the vertical drive hand wheel, the other end of the transmission rod is equipped with first transmission gear, the bottom of the screw rod of the vertical screw rod is equipped with second transmission gear meshing 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 vertical seat plate is connected with the slider of the vertical guide rail pair and the nut of the vertical screw rod respectively, the grinding head mechanism is arranged on the vertical seat plate.

[0008] As a preferred scheme of the utility model, the vertical drive hand wheel and the longitudinal drive hand wheel are arranged on the front end face of the machine base.

[0009] As a preferred scheme of the utility model, the vertical guide rail pair is equipped with two groups and is symmetrically arranged on the two sides of the vertical screw rod.

[0010] As a preferred scheme of the utility model, the two sides of the straight knife positioning seat are respectively equipped with support, the two supports are rotatably connected with protective baffle, the protective baffle is of transparent material, the outer periphery of the machine base is equipped with protective cover, the protective cover is equipped with door body.

[0011] As a preferred scheme of the utility model, the machine base is equipped with working illumination lamp.

[0012] As a preferred scheme of the utility model, the longitudinal guide rail pair is arranged on the machine base along the longitudinal direction of the machine base, the slider of the longitudinal guide rail pair is connected with the longitudinal seat plate.

[0013] As a preferred scheme of the utility model, the lateral transmission assembly includes lateral guide rail pair arranged on the machine base, the lateral guide rail pair is parallel with the rack, the slider of the lateral guide rail pair is connected with the lateral seat plate.

[0014] Compared with the prior art, the straight knife grinding machine has the beneficial effects that:

[0015] The utility model discloses a straight knife grinding machine, which has the beneficial effects that: BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to make the technical scheme of the embodiments of the utility model clearer, the drawings of the embodiments will be briefly introduced below.

[0017] Fig. 1 The utility model provides a straight knife grinding machine's structure schematic diagram for the utility model provides a straight knife grinding machine's structure schematic diagram.

[0018] Fig. 2 The utility model provides a straight knife grinding machine's structure schematic diagram for the utility model provides a straight knife grinding machine's structure schematic diagram.

[0019] In the figure, the machine base 1, the horizontal drive mechanism 2, the horizontal drive motor 21, the horizontal transmission assembly 22, the horizontal seat plate 23, the horizontal guide rail pair 24, the vertical drive mechanism 3, the vertical drive hand wheel 41, the vertical screw 42, the vertical guide rail pair 43, the vertical seat plate 44, the horizontal adjusting mechanism 5, the adjusting drive motor 51, the adjusting guide rail pair 52, the connecting seat plate 53, the scale mark 54, the straight knife positioning seat 6, the support 61, the protective baffle 62, the grinding head mechanism 7 and the straight knife to be ground 8. DETAILED DESCRIPTION

[0020] The specific implementation of the utility model will be described in further detail below in combination with the drawings and embodiments. The following embodiments are used to illustrate the utility model, but not to limit the scope of the utility model.

[0021] In the description of the utility model, need understanding is, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, is only for the convenience of describing the utility model and simplifying the description, and is not indicate or imply that the indicated device or element must have a particular orientation, is constructed and operated with a particular orientation, therefore can not be understood as the limitation to the utility model.

[0022] As Figs. 1-2 shown, the utility model preferred embodiment's straight knife grinding machine, including frame 1 and setting on the frame 1 transverse drive mechanism 2, longitudinal drive mechanism 3, vertical drive mechanism 4, transverse adjusting mechanism 5, straight knife positioning seat 6 and be used for grinding straight knife's grinding head mechanism 7, the straight knife positioning seat 6 is spaced apart and is equipped with multiple positioning slot for fixing the straight knife 8 to be ground on the transverse of the frame 1, the vertical drive mechanism 4 is connected with the grinding head mechanism 7 and can drive the grinding head mechanism 7 vertical movement on the frame 1, the transverse drive mechanism 2 includes transverse drive motor 21, transverse transmission assembly 22 and transverse seat plate 23, the transverse transmission assembly 22 includes connecting on the transverse seat plate 23 rack and the drive gear meshing with the rack, the transverse drive motor 21 is installed on the frame 1, the output of the transverse drive motor 21 is connected with the drive gear, the transverse drive motor 21 drives the transverse seat plate 23 transverse movement on the frame 1 through the transverse transmission assembly 22;The longitudinal drive mechanism 3 includes longitudinal drive hand wheel 31, longitudinal screw 32 and longitudinal seat plate 33, the longitudinal drive hand wheel 31 is connected with the screw rod of longitudinal screw 32, the longitudinal seat plate 33 is connected with the nut of longitudinal screw 32, the longitudinal drive hand wheel 31 drives the longitudinal seat plate 33 longitudinal movement through the longitudinal screw 32, the transverse adjusting mechanism 5 is set on the longitudinal seat plate 33 and can drive the straight knife positioning seat 6 transverse movement on the longitudinal seat plate 33.

[0023] The utility model can realize straight knife positioning seat 6 automatic transverse uniform speed movement in straight knife grinding process through transverse drive mechanism 2, accurately grind straight knife, guarantee the straight knife blade mouth's flatness after grinding, and when grinding, the operator adjusts the height position of grinding head mechanism 7 through vertical drive mechanism 4, to dynamically adjust the feed of grinding head mechanism 7 in the grinding wheel, reduce the grinding processing difficulty, reduce the workload of operator, and the straight knife positioning seat 6 can fix multiple straight knives simultaneously, cooperate with transverse adjusting mechanism 5, can enter next station through transverse adjusting mechanism 5 transverse movement straight knife positioning seat 6 after completing the grinding operation of last straight knife, make grinding head mechanism 7 grind next straight knife, improve grinding efficiency, and can adjust straight knife positioning seat 6 longitudinal position on frame 1 through longitudinal drive mechanism 3 according to grinding processing demand and straight knife specification.

[0024] In the embodiment, the transverse adjusting mechanism 5 comprises an adjusting drive motor 51, an adjusting screw rod, an adjusting guide rail pair 52 and a connecting seat plate 53, the connecting seat plate 53 is connected with the longitudinal seat plate 33, the adjusting screw rod and the adjusting guide rail pair 52 are parallel with the rack, the adjusting drive motor 51 is arranged on the connecting seat plate 53, the output end of the adjusting drive motor 51 is connected with the screw rod of the adjusting screw rod, the straight knife positioning seat 6 is connected with the nut of the adjusting screw rod and the sliding block of the adjusting guide rail pair 52 respectively, so as to conveniently adjust the transverse position of the straight knife positioning seat 6.

[0025] Illustratively, the connecting seat plate 53 is provided with a scale mark 54, and the straight knife positioning seat 6 is provided with a pointer indicating the scale mark 54, so as to conveniently check the relative position of the straight knife positioning seat 6 and the connecting seat plate 53.

[0026] Illustratively, the vertical drive mechanism 4 comprises a vertical drive hand wheel 41, a transmission rod, a vertical screw rod 42, a vertical guide rail pair 43 and a vertical seat plate 44, one end of the transmission rod is connected with the vertical drive 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 rod 42 is provided with a second transmission tooth matched with the first transmission tooth, the transmission rod is perpendicular to the vertical screw rod 42, the vertical screw rod 42 and the vertical guide rail pair 43 are vertically arranged on the machine base 1, the vertical seat plate 44 is connected with the sliding block of the vertical guide rail pair 43 and the nut of the vertical screw rod 42 respectively, the grinding head mechanism 7 is arranged on the vertical seat plate 44, so as to conveniently enable the operator to adjust the grinding head mechanism 7 up and down in the vertical direction by rotating the vertical drive hand wheel 41.

[0027] Illustratively, the vertical drive hand wheel 41 and the longitudinal drive hand wheel 31 are arranged on the front end face of the machine base 1, so as to conveniently enable the operator to directly adjust the vertical position of the grinding head mechanism 7 on the machine base 1 and the longitudinal position of the straight knife positioning seat 6 on the machine base 1.

[0028] Illustratively, the vertical guide rail pair 43 is provided with two groups and is symmetrically arranged on the two sides of the vertical screw rod 42, so as to improve the stability of the vertical movement of the grinding head mechanism 7.

[0029] Illustratively, the two sides of the straight knife positioning seat 6 are respectively provided with a support 61, and a protective baffle 62 is rotatably connected between the two supports 61, the protective baffle 62 is made of transparent material, the protective baffle 62 is adjusted to the front side of the straight knife positioning seat 6, the protective baffle 62 can block the debris generated in the grinding process, so as to improve the use safety, and the operator can conveniently observe the grinding condition of the straight knife 8 to be ground; a protective cover is arranged on the outer periphery of the machine base 1, and a door body is arranged on the protective cover, so as to avoid the debris from splashing out in the grinding process.

[0030] Exemplarily, the base 1 is provided with a working illumination lamp, so that the operator can clearly observe the grinding condition of the straight blade 8 to be ground.

[0031] Exemplarily, the transverse seat plate 23 is provided with a longitudinal guide rail pair 34 arranged along the longitudinal direction of the base 1, and the sliding block of the longitudinal guide rail pair 34 is connected with the longitudinal seat plate 33, thereby improving the stability of the longitudinal movement of the longitudinal seat plate 33.

[0032] Exemplarily, the transverse transmission assembly 22 comprises a transverse guide rail pair 24 arranged on the base 1, the transverse guide rail pair 24 is parallel to the rack, and the sliding block of the transverse guide rail pair 24 is connected with the transverse seat plate 23, thereby improving the stability of the transverse adjustment movement of the transverse seat plate 23.

[0033] 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.

[0034] 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 substitutions can be made, these improvements and substitutions should also be regarded as the protection scope of the present application.

Claims

1. A straight blade sharpener characterized by, The machine base is provided with a transverse driving mechanism, a longitudinal driving mechanism, a vertical driving mechanism, a transverse adjusting mechanism, a straight blade positioning seat and a grinding head mechanism for grinding the straight blade. The straight blade positioning seat is provided with a plurality of positioning slots for fixing the straight blade to be ground at intervals in the transverse direction of the machine base. The vertical driving mechanism is connected with the grinding head mechanism and can drive the grinding head mechanism to move vertically on the machine base. The transverse driving mechanism comprises a transverse driving motor, a transverse transmission assembly and a transverse seat plate. The transverse transmission assembly comprises a rack connected with the transverse seat plate and a driving gear engaged with the rack. The transverse driving motor is arranged on the machine base. The output end of the transverse driving motor is connected with the driving gear. The transverse driving motor drives the transverse seat plate to move transversely on the machine base through the transverse transmission assembly. The longitudinal driving mechanism comprises a longitudinal driving hand wheel, a longitudinal screw and a longitudinal seat plate. The longitudinal driving hand wheel is connected with the screw rod of the longitudinal screw. The longitudinal seat plate is connected with the screw nut of the longitudinal screw. The longitudinal driving hand wheel drives the longitudinal seat plate to move longitudinally through the longitudinal screw. The transverse adjusting mechanism is arranged on the longitudinal seat plate and can drive the straight blade positioning seat to move transversely on the longitudinal seat plate.

2. The straight tool sharpener of claim 1 wherein, The transverse adjusting mechanism comprises an adjusting driving motor, an adjusting screw, an adjusting guide rail pair and a connecting seat plate. The connecting seat plate is connected with the longitudinal seat plate. The adjusting screw and the adjusting guide rail pair are parallel to the rack. The adjusting driving motor is arranged on the connecting seat plate. The output end of the adjusting driving motor is connected with the screw rod of the adjusting screw. The straight blade positioning seat is connected with the screw nut of the adjusting screw and the sliding block of the adjusting guide rail pair, respectively.

3. A straight tool sharpener as claimed in claim 2 wherein, The connecting seat plate is provided with a scale mark. The straight blade positioning seat is provided with a pointer indicating the scale mark.

4. The straight tool sharpener of claim 1 wherein, The vertical driving mechanism comprises a vertical driving hand wheel, a transmission rod, a vertical screw, a vertical guide rail pair and a vertical seat plate. One end of the transmission rod is connected with 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 is provided with a second transmission tooth engaged with the first transmission tooth. The transmission rod is perpendicular to the vertical screw. The vertical screw and the vertical guide rail pair are vertically arranged on the machine base. The vertical seat plate is connected with the sliding block of the vertical guide rail pair and the screw nut of the vertical screw, respectively. The grinding head mechanism is arranged on the vertical seat plate.

5. The straight tool sharpener of claim 4 wherein, The vertical driving hand wheel and the longitudinal driving hand wheel are arranged on the front end face of the machine base.

6. The straight tool sharpener of claim 4 wherein, The vertical guide rail pair is provided with two groups and is symmetrically arranged on both sides of the vertical screw.

7. The straight blade sharpener of claim 1 wherein, The straight blade positioning seat is provided with a support on each side. A protective baffle is rotatably connected between the two supports. The protective baffle is made of transparent material. The machine base is provided with a protective cover. The protective cover is provided with a door.

8. The straight blade sharpener of claim 1 wherein, The machine base is provided with a work lighting lamp.

9. The straight blade sharpener of claim 1 wherein, The transverse seat plate is provided with a longitudinal guide rail pair arranged in the longitudinal direction of the machine base. The sliding block of the longitudinal guide rail pair is connected with the transverse seat plate.

10. The straight tool sharpener of claim 1 wherein, The transverse transmission assembly comprises a transverse guide rail pair arranged on the base, which is parallel to the rack, and a slider of the transverse guide rail pair is connected with the transverse seat plate.

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