CN219275328U - A device for automatically adjusting the sharpening direction of a sharpening machine - Google Patents

Abstract

The utility model relates to the technical field of knife sharpeners, and discloses a knife sharpening direction automatic adjustment device for knife sharpeners, comprising a workbench, the left side of the top of the workbench is fixedly connected with a fixed plate, and the fixed plate The right side of the adjustment block is rotatably connected with an adjustment block, the bottom of the right side of the adjustment block is rotatably connected with a first positioning block, the right side of the top of the workbench is movably connected with a moving plate, and the top of the left side of the moving plate is installed with a second positioning block. Two positioning blocks. The automatic adjustment device for the sharpening direction of the knife sharpener starts the first motor to rotate the adjustment block, and since the knife is clamped between the two positioning blocks, the knife will not rotate, so that the adjustment block is centered on the knife Rotate to adjust the position of the grinding block on the surface of the tool. By starting the second motor, the grinding block can be moved left and right on the surface of the tool for grinding. There is no need to manually change the position of the tool, which improves the grinding efficiency of the tool and is convenient for different positions on the tool surface. Grinding operation.

Description

A device for automatically adjusting the sharpening direction of a sharpening machine

technical field

The utility model relates to the technical field of knife sharpeners, in particular to an automatic adjustment device for sharpening direction of knife sharpeners.

Background technique

The knife grinder is mainly used for grinding turning tools, drill bits, milling cutters, engraving knives, computer engraving machines, engraving and milling machines, machining centers, CNC, plotters, engraving machines, marking machines and other metal equipment. When the traditional knife grinder grinds the surface of the knife, since the knife is fixed, when grinding other surfaces of the knife, it is necessary to manually change the position of the knife and fix it again. The operation is cumbersome and it is not convenient for all-round and efficient grinding of the knife. .

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides an automatic adjustment device for the sharpening direction of the sharpening machine, which has the advantages of adjustable sharpening orientation, improved applicability and simple operation, and solves the problem of traditional sharpening machines. When grinding the surface of the tool, since the tool is fixed, when grinding other surfaces of the tool, it is necessary to manually change the position of the tool and fix it again. The operation is cumbersome and it is not convenient for all-round and efficient grinding of the tool.

(2) Technical solution

In order to achieve the above purpose, the utility model provides the following technical solutions: an automatic adjustment device for the sharpening direction of a knife sharpening machine, including a workbench, the left side of the top of the workbench is fixedly connected with a fixed plate, and the fixed plate The right side of the adjustment block is rotatably connected with an adjustment block, the bottom of the right side of the adjustment block is rotatably connected with a first positioning block, the right side of the top of the workbench is movably connected with a moving plate, and the top of the left side of the moving plate is installed with a second positioning block. Two positioning blocks, the opposite side of the first positioning block and the second positioning block is provided with a cutter, the right side of the adjusting block is provided with a first square groove, and the inside of the first square groove is connected with The first screw rod, the side surface of the first screw rod is threadedly connected with a lifting plate, the bottom of the lifting plate is fixedly connected with two fixed blocks, and the opposite side of the two fixed blocks is fixedly connected with a slide bar, the The side surface of the slide bar is slidably connected with a mounting plate, the bottom of the lifting plate is rotatably connected with an L-shaped rod, the top of the mounting plate is provided with a long slot, and the other end of the L-shaped rod is flexibly connected with the inside of the long slot , the bottom of the mounting plate is fixedly provided with a grinding block, and the bottom of the grinding block is movably connected with the top of the cutter.

Preferably, a first motor is fixedly installed on the left side of the fixed plate, and the output end of the first motor is fixedly connected to the bottom of the left side of the adjustment block, and the adjustment block is rotated by starting the first motor, since the tool is clamped Between the two positioning blocks, the tool does not rotate, so that the adjusting block rotates around the tool, so that the position of the grinding block on the tool surface can be adjusted without artificially changing the position of the tool, thereby facilitating the grinding of different positions on the tool surface.

Preferably, the inside of the workbench is rotatably connected with a second screw, the bottom of the moving plate is threadedly connected with the side surface of the second screw, the right side of the workbench is rotatably connected with a handle, and the left end of the handle is connected to the The right end of the second screw rod is fixedly connected, and when the second screw rod rotates, it drives the lifting plate to move down, so that the bottom of the grinding block is in contact with the tool surface.

Preferably, the top of the adjustment block is rotatably connected with a knob, and the bottom end of the knob is fixedly connected to the top end of the first screw rod. Through the forward and reverse rotation of the knob, the grinding block is moved closer to or away from the surface of the tool, which is convenient for different sizes of tools Grinding and blanking operations.

Preferably, the top and bottom of the left side of the second positioning block are provided with bolts, the right ends of the two bolts are screwed to the left side of the moving plate, and the rod end of the tool is connected to the positioning groove on the left side of the second positioning block. Internal fit, through the twisting of two bolts, the second positioning block can be installed and disassembled, so that the second positioning block with different aperture positioning slots can be replaced to adapt to the grinding operation of different thickness and size tools.

Preferably, a second motor is fixedly installed on the top of the lifting plate, the output end of the second motor is fixedly connected to the right side of the top of the L-shaped bar, and the second motor is started to rotate the L-shaped bar. The other end cooperates with the long groove on the top of the mounting plate, so that the mounting plate is driven to slide back and forth on the surface of the slide bar, so that the grinding block moves left and right on the surface of the tool for grinding.

Compared with the prior art, the utility model provides an automatic adjustment device for the sharpening direction of the sharpening machine, which has the following beneficial effects:

1. The automatic adjustment device for the sharpening direction of the knife sharpener starts the first step by setting the adjustment block, the first positioning block, the second positioning block, the lifting plate, the sliding rod, the mounting plate, the L-shaped rod and the grinding block. The motor rotates the adjustment block. Since the tool is clamped between the two positioning blocks, the tool will not rotate, so that the adjustment block rotates around the tool, and the position of the grinding block on the surface of the tool can be adjusted by starting the second motor. The grinding block is moved left and right on the surface of the tool for grinding, without artificially changing the placement position of the tool, which improves the grinding efficiency of the tool and facilitates grinding operations at different positions on the surface of the tool.

2. The automatic adjustment device for the sharpening direction of the sharpening machine, by setting the first screw rod, the second screw rod and the bolt, the rod end of the cutter fits in the positioning groove on the left side of the second positioning block, and through the positioning of the two bolts Twist, the second positioning block can be installed and disassembled, so that the second positioning block with different aperture positioning slots can be replaced, and the grinding block can be moved close to or away from the surface of the tool through the forward and reverse knob, so as to adapt to the placement of different thickness and size tools and grinding, which improves the applicability of the sharpener and facilitates the grinding operation of knives of different thicknesses.

Description of drawings

Fig. 1 is a structural sectional view of the utility model;

Fig. 2 is the enlarged view of the structure at A place in Fig. 1 of the present utility model;

Fig. 3 is a sectional view of the top structure of the mounting plate of the present invention.

Among them: 1. Workbench; 2. Fixed plate; 3. Adjusting block; 4. First positioning block; 5. Moving plate; 6. Second positioning block; 7. Tool; 8. First screw; 9. Lifting plate 10, fixed block; 11, slide bar; 12, mounting plate; 13, L-shaped bar; 14, long slot; 15, grinding block; 16, first motor; 17, second screw rod; 18, handle; 19, Knob; 20, bolt; 21, the second motor.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-3, an automatic adjustment device for knife sharpening direction for a knife sharpener, including a workbench 1, the left side of the top of the workbench 1 is fixedly connected with a fixed plate 2, and the right side of the fixed plate 2 is rotatably connected with a Adjustment block 3, the bottom of the right side of the adjustment block 3 is rotatably connected with the first positioning block 4, the left side of the fixed plate 2 is fixed with the first motor 16, and the output end of the first motor 16 is fixed to the bottom of the left side of the adjustment block 3 Connection, the right side of the top of the workbench 1 is movably connected with a moving plate 5, the inside of the workbench 1 is rotatably connected with a second screw 17, the bottom of the moving plate 5 is threadedly connected with the side surface of the second screw 17, and the right side of the workbench 1 Side rotation is connected with a handle 18, the left end of the handle 18 is fixedly connected with the right end of the second screw rod 17, the top on the left side of the moving plate 5 is equipped with a second positioning block 6, and the top and bottom on the left side of the second positioning block 6 are provided with Bolt 20, the right-hand side of two bolts 20 is threadedly connected with the left side of moving plate 5, first screw rod 8 and second screw rod 17 and bolt 20 are set, and the rod end of cutter 7 is in the positioning groove on the left side of second positioning block 6 Cooperate, through the twisting of two bolts 20, the second positioning block 6 can be installed and disassembled, so that the second positioning block 6 with different aperture positioning slots can be replaced, and the grinding block 15 can be moved closer to or away from the tool through the forward and reverse knob 19 7, to adapt to the placement and grinding of different thickness cutters 7, improve the applicability of the sharpener, facilitate the grinding operation of different thickness cutters 7, the first positioning block 4 and the second positioning block 6 relative The side is provided with a cutter 7, the right side of the adjustment block 3 is provided with a first square groove, the inside of the first square groove is connected with a first screw 8, the top of the adjustment block 3 is connected with a knob 19 in rotation, and the bottom of the knob 19 The end is fixedly connected with the top of the first screw rod 8, the side surface of the first screw rod 8 is threadedly connected with the lifting plate 9, the bottom of the lifting plate 9 is fixedly connected with two fixed blocks 10, and the opposite sides of the two fixed blocks 10 are fixedly connected There is a slide bar 11, the side surface of the slide bar 11 is slidably connected with a mounting plate 12, the bottom of the lifting plate 9 is rotatably connected with an L-shaped bar 13, and the top of the lifting plate 9 is fixedly installed with a second motor 21, the output of the second motor 21 The end is fixedly connected with the right side of the top of the L-shaped rod 13, the top of the mounting plate 12 is provided with a long groove 14, the other end of the L-shaped rod 13 is flexibly connected with the inside of the long groove 14, and the bottom of the mounting plate 12 is fixedly provided with a grinding block 15. The bottom of the grinding block 15 is movably connected with the top of the cutter 7, and the adjusting block 3, the first positioning block 4, the second positioning block 6, the lifting plate 9, the sliding rod 11, the mounting plate 12, the L-shaped rod 13 and the grinding block are set. Block 15, start the first motor 16 to rotate the adjustment block 3, because the cutter 7 is clamped between the two positioning blocks, the cutter 7 will not rotate, so that the adjustment block 3 rotates around the cutter 7, and the adjustment cutter 7 The position of the surface grinding block 15 is turned by starting the second motor 21 to rotate the L-shaped rod 13. Since the other end of the L-shaped rod 13 cooperates with the long groove 14 on the top of the mounting plate 12, the mounting plate 12 is driven to move on the surface of the slide bar 11. Left and right reciprocating sliding makes the grinding block 15 move left and right on the surface of the tool 7 for grinding, without artificially changing the placement position of the tool 7, which improves the grinding efficiency of the tool 7 and facilitates grinding operations at different positions on the surface of the tool 7.

When in use, insert the tip of the cutter 7 into the positioning groove on the right side of the first positioning block 4, then turn the handle 18 to move the moving plate 5 to the left, so that the rod end of the cutter 7 is inserted into the positioning groove on the left side of the second positioning block 6. In the positioning groove, at this time, the two ends of the cutter 7 are clamped by two positioning blocks, and the first motor 16 is started to rotate the adjustment block 3. Since the cutter 7 is clamped between the two positioning blocks, the cutter 7 will not rotate. Make adjustment block 3 rotate with cutter 7 as the center, adjust the position of cutter 7 surface grinding block 15, make L-shaped bar 13 rotate by starting second motor 21, because the length of the other end of L-shaped bar 13 and mounting plate 12 tops Fitting in the groove 14 drives the mounting plate 12 to reciprocate and slide left and right on the surface of the slide bar 11, so that the grinding block 15 moves left and right on the surface of the cutter 7 for grinding. The automatic adjustment device for the sharpening direction of the knife sharpener adjusts the position of the grinding block 15 through the rotation of the adjusting block 3, without changing the placement position of the knife 7, and the second positioning block 6 can be disassembled and replaced. It facilitates the clamping and installation of the cutters 7 of different thicknesses, improves the grinding efficiency and applicability of the grinder, and facilitates the omnidirectional and efficient grinding of the cutters 7 .

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. A knife sharpening direction automatic adjustment device for a sharpener, comprising a workbench (1), characterized in that: the left side of the top of the workbench (1) is fixedly connected with a fixed plate (2), the The right side of the fixed plate (2) is rotatably connected with an adjustment block (3), the bottom of the right side of the adjustment block (3) is rotatably connected with a first positioning block (4), and the right side of the top of the workbench (1) is A moving plate (5) is movably connected, and a second positioning block (6) is installed on the top left side of the moving plate (5), and the first positioning block (4) is opposite to the second positioning block (6). The side is provided with a cutter (7), and the right side of the adjustment block (3) is provided with a first square groove, and the inside of the first square groove is connected with a first screw (8), and the first screw The side surface of (8) is screwed with a lifting plate (9), the bottom of the lifting plate (9) is fixedly connected with two fixed blocks (10), and the opposite sides of the two fixed blocks (10) are fixedly connected There is a slide bar (11), the side surface of the slide bar (11) is slidably connected with a mounting plate (12), and the bottom of the lifting plate (9) is rotatably connected with an L-shaped bar (13), and the mounting plate ( 12) is provided with a long groove (14) at the top, the other end of the L-shaped rod (13) is flexibly connected to the inside of the long groove (14), and the bottom of the mounting plate (12) is fixedly provided with a grinding block (15 ), the bottom of the grinding block (15) is movably connected with the top of the cutter (7). 2. A device for automatically adjusting the sharpening direction of a sharpening machine according to claim 1, characterized in that: a first motor (16) is fixedly installed on the left side of the fixed plate (2), and the The output end of the first motor (16) is fixedly connected with the bottom of the left side of the adjustment block (3). 3. A device for automatically adjusting the sharpening direction of a sharpening machine according to claim 1, characterized in that: a second screw (17) is connected to the inner rotation of the workbench (1), and the moving The bottom of the plate (5) is screwed to the side surface of the second screw rod (17), the right side of the workbench (1) is rotatably connected with a handle (18), and the left end of the handle (18) is connected to the second screw rod (17). 17) The right end is fixedly connected. 4. A device for automatically adjusting the sharpening direction of a knife sharpening machine according to claim 1, characterized in that: the top of the adjustment block (3) is rotatably connected with a knob (19), and the knob (19) ) is fixedly connected with the top of the first screw rod (8). 5. A device for automatically adjusting the sharpening direction of a knife sharpening machine according to claim 1, characterized in that: the top and bottom of the left side of the second positioning block (6) are provided with bolts (20) , the right ends of the two bolts (20) are screwed to the left side of the moving plate (5). 6. A device for automatically adjusting the sharpening direction of a sharpening machine according to claim 1, characterized in that: a second motor (21) is fixedly installed on the top of the lifting plate (9), and the first The output end of two motors (21) is fixedly connected with the right side at the top of the L-shaped bar (13).

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