Cutter replacing and polishing device of circle shear

Abstract

The cutter replacing and grinding device comprises a main shell, the outer surface of the main shell is rotationally connected with a transmission shaft, the outer surface of the transmission shaft is rotationally connected with a belt, the inner surface of the belt is rotationally connected with a cutter grinding table, and the output end of a motor is rotationally connected with a conveying belt. The utility model relates to the technical field of cutter replacing and grinding devices, the angle table is arranged, when the device is used, the angle table can rotate to change the angle, after the angle table is rotated, the angle table can be fixed through the pressing plate and the locking nut which are arranged on the sliding table, and four cutting discs can be ground at the same time. And meanwhile, a lead screw is arranged below the angle table, the angle table can be driven to move front and back only by rotating the lead screw during grinding, and the device achieves the purpose of replacing and grinding the cutter of the circle shear.

Description

Technical Field

[0001] The utility model relates to the field of tool replacement and grinding, in particular to a tool replacement and grinding device for a disc shear. Background Art

[0002] Disc blades are widely used in papermaking, paper product processing, adhesive tape products, films, wires and cables, rubber, aluminum foil, chemical fibers, non-manufactured cloth, composite packaging materials, telecommunications and electrical appliances, cigarettes, leather, printing, food and clothing industries, etc., requiring the blades to have minimum cutting resistance, maximum wear resistance, and a sharp and durable edge.

[0003] In the prior art, for example, a grinding wheel device for tool grinding with Chinese patent number CN210189254U includes a box body, which is divided into a motor chamber and a grinding chamber by a vertical partition; a bracket is arranged on the bottom surface of the grinding chamber, and two grinding wheels are coaxially mounted on the bracket through a rotating shaft; the gap between the two grinding wheels is V-shaped; one end of the rotating shaft is connected to the motor in the motor chamber through a pulley mechanism; a sliding plate is arranged above the box body; and a tool groove for inserting a tool is arranged on the sliding plate. It has a simple structure, low cost, can improve the grinding speed of the tool, and is convenient and fast to operate.

[0004] However, in the prior art, when grinding the tool, it is not possible to change the angle of the grinding disc knife according to the process requirements during work, and only single angle grinding can be performed, which cannot meet the work requirements. At the same time, when grinding the tool, it is impossible to grind multiple tools at the same time, and only one tool can be grinded, which is time-consuming and laborious. In addition, the debris generated during grinding cannot be collected and can only be cleaned manually after grinding. Utility Model Content

[0005] In view of the deficiencies in the prior art, the technical solution adopted by the utility model to solve the technical problems is: a tool replacement and grinding device for a disc shear, comprising a main shell body, the outer surface of the main shell body is rotatably connected to a transmission shaft, the outer surface of the transmission shaft is rotatably connected to a belt, the inner surface of the belt is rotatably connected to a grinding table, the outer surface of the grinding table is rotatably connected to the inner surface of the main shell body, the inner surface of the main shell body is slidably connected to a collection box, the outer surface of the main shell body is fixedly connected to a motor, the output end of the motor is rotatably connected to a conveyor belt, and the motor is used to drive the operation of the entire device.

[0006] Preferably, the inner surface of the conveyor belt is rotatably connected to a rotating shaft, the outer surface of the rotating shaft is slidably connected to the inner surface of the main shell, the outer surface of the rotating shaft is rotatably connected to an angle table, and the conveyor belt is used to transmit the power of the motor to the rotating shaft.

[0007] Preferably, the output end of the motor is fixedly connected to a driving wheel, the outside of the driving wheel is meshed with a driven wheel, the inner surface of the driven wheel is fixedly connected to the outer surface of the transmission shaft, and a gear meshing structure is used to transmit power to the transmission shaft.

[0008] Preferably, the outer surface of the rotating shaft is fixedly connected to a sleeve, the outer surface of the sleeve is fixedly connected to a coupling tooth, the outside of the coupling tooth is meshed with a gear, the inner surface of the gear is fixedly connected to a fixed platform, the outer surface of the fixed platform is rotatably connected to the inner surface of the angle platform, the outer surface of the fixed platform is fixedly connected to a stud, the outer surface of the stud is rotatably connected to a nut, the motor power is transmitted through the gear meshing structure, so that the fixed platform also rotates at high speed.

[0009] Preferably, the inner surface of the main shell body is fixedly connected with a slide rail, the outer surface of the slide rail is slidably connected with a sliding table, the inner surface of the sliding table is rotatably connected with a screw rod, the outer surface of the screw rod is rotatably connected to the inner surface of the main shell body, the outer surface of the sliding table is rotatably connected to the inner surface of the angle table, the outer surface of the sliding table is fixedly connected with a locking column, the outer surface of the locking column is slidably connected with a pressure plate, and the outer surface of the locking column is rotatably connected with a locking nut. After adjusting the angle of the angle table, the locking nut and the pressure plate are used to achieve the purpose of fixing the angle table.

[0010] Preferably, the outer surface of the main shell is fixedly connected to a base, the outer surface of the base is fixedly connected to a hydraulic rod, the top of the hydraulic rod is fixedly connected to a slider, the outer surface of the slider is fixedly connected to a rotating wheel, the outer surface of the rotating wheel is rotatably connected to the inner surface of the conveyor belt, and the outer surface of the base is slidably connected to the inner surface of the slider. The principle of the tensioner is used to prevent the rotating shaft from losing power due to loose belt while moving the angle table.

[0011] The beneficial effects of the utility model are as follows:

[0012] 1. The utility model provides an angle table, which can rotate to change the angle of the disc knife fixed on the fixed table. After the angle is rotated, the angle table can be fixed by the pressure plate and the locking nut arranged on the sliding table. At the same time, four fixed tables are arranged above the angle table, which can fix four disc knives at the same time, so that four disc knives can be polished at the same time. The fixed table can rotate through the conveyor belt to realize that the disc knife is rotating while being polished. At the same time, a screw rod is arranged under the angle table. During polishing, only the screw rod needs to be rotated to drive the angle table to move forward and backward, thereby solving the problem that multiple knives cannot be polished at the same time.

[0013] 2. The utility model provides a knife sharpening table, which is driven by a belt, so that the knife sharpening table and the disc knife both rotate at high speed during grinding, thereby accelerating the grinding efficiency. At the same time, a collection box is provided in the main shell body, which can collect the debris generated during grinding when grinding the disc knife, thereby solving the problem of collecting the debris after grinding and reducing labor time. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is the front view of the utility model;

[0015] Figure 2 It is a cross-sectional view of the utility model;

[0016] Figure 3 It is a schematic diagram of the structure of the utility model at A;

[0017] Figure 4 It is a schematic diagram of the structure of the utility model at B;

[0018] Figure 5 It is a structural schematic diagram of C of the utility model.

[0019] In the figure: 1. main body; 2. sharpening table; 3. belt; 4. transmission shaft; 5. collection box; 6. motor; 7. conveyor belt; 8. rotating shaft; 9. angle table; 10. driven wheel; 11. driving wheel; 12. bushing; 13. coupling gear; 14. gear; 15. fixed table; 16. stud; 17. nut; 18. sliding table; 19. screw; 20. pressure plate; 21. locking column; 22. locking nut; 23. slide rail; 24. hydraulic rod; 25. base; 26. slider; 27. rotating wheel. DETAILED DESCRIPTION

[0020] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and design various embodiments with various modifications suitable for specific purposes.

[0021] Embodiment 1:

[0022] See also Figure 1 - Figure 5The utility model provides a technical solution: a tool replacement and grinding device for a circular shear, comprising a main shell 1, the outer surface of the main shell 1 is rotatably connected to a transmission shaft 4, the outer surface of the transmission shaft 4 is rotatably connected to a belt 3, the inner surface of the belt 3 is rotatably connected to a grinding table 2, the outer surface of the grinding table 2 is rotatably connected to the inner surface of the main shell 1, the inner surface of the main shell 1 is slidably connected to a collecting box 5, the outer surface of the main shell 1 is fixedly connected to a motor 6, the output end of the motor 6 is rotatably connected to a conveyor belt 7, the inner surface of the conveyor belt 7 is rotatably connected to a rotating shaft 8, the outer surface of the rotating shaft 8 is slidably connected to the inner surface of the main shell 1, the outer surface of the rotating shaft 8 is rotatably connected to an angle table 9, the angle of the angle table 9 can be adjusted according to the angle requirements of the work, the circular knife can be ground, and the debris generated by the grinding can also be collected.

[0023] The output end of the motor 6 is fixedly connected to a driving wheel 11, the outside of the driving wheel 11 is meshed with a driven wheel 10, the inner surface of the driven wheel 10 is fixedly connected to the outer surface of the transmission shaft 4, the outer surface of the rotating shaft 8 is fixedly connected to a sleeve 12, the outer surface of the sleeve 12 is fixedly connected to a coupling tooth 13, the outer surface of the coupling tooth 13 is meshed with a gear 14, the inner surface of the gear 14 is fixedly connected to a fixed platform 15, the outer surface of the fixed platform 15 is rotatably connected to the inner surface of the angle platform 9, the outer surface of the fixed platform 15 is fixedly connected to a stud 16, the outer surface of the stud 16 is rotatably connected to a nut 17, and four fixed platforms 15 are driven to rotate by one power source, so that four disc knives can be polished at the same time.

[0024] The inner surface of the main shell 1 is fixedly connected with a slide rail 23, and the outer surface of the slide rail 23 is slidably connected with a sliding table 18. The inner surface of the sliding table 18 is rotatably connected with a screw rod 19, and the outer surface of the screw rod 19 is rotatably connected to the inner surface of the main shell 1, and the outer surface of the sliding table 18 is rotatably connected to the inner surface of the angle table 9. The outer surface of the sliding table 18 is fixedly connected with a locking column 21, and the outer surface of the locking column 21 is slidably connected with a pressure plate 20, and the outer surface of the locking column 21 is rotatably connected with a locking nut 22. The outer surface of the main shell 1 is fixedly connected with a base 25, and the outer surface of the base 25 is fixedly connected with a hydraulic rod 24. The top of the hydraulic rod 24 is fixedly connected with a slider 26, and the outer surface of the slider 26 is fixedly connected with a rotating wheel 27. The outer surface of the rotating wheel 27 is rotatably connected to the inner surface of the conveyor belt 7, and the outer surface of the base 25 is slidably connected to the inner surface of the slider 26. After adjusting the angle table 9, the locking nut 22 can be used to tighten the pressure plate 20 to fix the angle table 9.

[0025] Working principle:

[0026] When in use, the motor 6 is turned on, and the conveyor belt 7 fixed at the output end of the motor 6 drives the rotating shaft 8 to rotate under the rotation of the motor 6, forcing the sleeve 12 fixed on the outer surface of the rotating shaft 8, driving the coupling gear 13 fixed on the outer surface of the sleeve 12 to rotate, and the driving wheel on the coupling gear drives the rotation, and the driven wheel assists the rotation, thereby achieving the goal of bringing power to the gear 14 meshing with the coupling gear 13 to rotate, and the outer surface of the fixed platform 15 is fixed on the gear 14, realizing the rotation of the fixed platform 15. When in use, the disc knife can be installed on the stud 16 on the outer surface of the fixed platform 15, and the nut 17 is used to fix the disc knife.

[0027] During grinding, the angle can be adjusted according to work requirements. At this time, it can be used in conjunction with the angle table 9 of the device. The slide rail 23 fixed on the inner surface of the main shell 1 can make the sliding table 18 fixed on the outer surface of the slide rail 23 slide back and forth along the slide rail 23 under the rotation of the screw rod 19. At the same time, the angle table 9 fixed on the inner surface of the sliding table 18 can be rotated to adjust the angle requirements during grinding. After adjusting the angle, the locking column 21 fixed on the outer surface of the sliding table 18 can be used to cooperate with the locking nut 22 to force the pressure plate 20 to lock the angle table 9. The upper surface of the main shell 1 of the device is provided with a groove, and the rotating shaft 8 can slide along the groove above the main shell 1.

[0028] A tensioning device is provided above the main shell 1. When the screw rod 19 drives the angle table 9 to move, a base 25 is fixed on the outer surface of the main shell 1. A hydraulic rod 24 is fixed on the outer surface of the base 25. The hydraulic rod 24 drives the slider 26 to slide along the slide rail 23. At the same time, a rotating wheel 27 fixed on the outer surface of the slider 26 moves with the movement of the angle table 9. The hydraulic rod 24 also drives the slider 26 to move due to the loosening of the conveyor belt 7, thereby changing the tension of the conveyor belt 7. At the same time, a collecting box 5 is also provided inside the device. The driving wheel 11 fixed at the output end of the motor 6 drives the driven wheel 10 to transmit power to the transmission shaft 4, driving the belt 3, thereby forcing the sharpening table 2 to rotate. When the sharpening table 2 sharpens the disc knife, the flying chips generated during grinding are collected.

[0029] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. Structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to conventional means in the field unless otherwise specified and limited.

Claims

1. A tool replacement and grinding device for a circular shear, comprising a main housing (1), characterized in that: The outer surface of the main shell (1) is rotatably connected to a transmission shaft (4), the outer surface of the transmission shaft (4) is rotatably connected to a belt (3), the inner surface of the belt (3) is rotatably connected to a sharpening table (2), the outer surface of the sharpening table (2) is rotatably connected to the inner surface of the main shell (1), the inner surface of the main shell (1) is slidably connected to a collection box (5), the outer surface of the main shell (1) is fixedly connected to a motor (6), and the output end of the motor (6) is rotatably connected to a conveyor belt (7).

2. The tool replacement and grinding device for a circular shear according to claim 1, characterized in that: The inner surface of the conveyor belt (7) is rotatably connected to a rotating shaft (8), the outer surface of the rotating shaft (8) is slidably connected to the inner surface of the main shell (1), and the outer surface of the rotating shaft (8) is rotatably connected to an angle platform (9).

3. The tool replacement and grinding device for a circular shear according to claim 1, characterized in that: The output end of the motor (6) is fixedly connected to a driving wheel (11), the outer surface of the driving wheel (11) is meshed with a driven wheel (10), and the inner surface of the driven wheel (10) is fixedly connected to the outer surface of the transmission shaft (4).

4. The tool replacement and grinding device for a circular shear according to claim 2, characterized in that: The outer surface of the rotating shaft (8) is fixedly connected to a shaft sleeve (12), the outer surface of the shaft sleeve (12) is fixedly connected to a coupling tooth (13), the outer portion of the coupling tooth (13) is meshed with a gear (14), the inner surface of the gear (14) is fixedly connected to a fixing platform (15), the outer surface of the fixing platform (15) is rotatably connected to the inner surface of the angle platform (9), the outer surface of the fixing platform (15) is fixedly connected to a stud (16), and the outer surface of the stud (16) is rotatably connected to a nut (17).

5. The tool replacement and grinding device for a circular shear according to claim 1, characterized in that: The inner surface of the main housing (1) is fixedly connected to a slide rail (23), the outer surface of the slide rail (23) is slidably connected to a slide table (18), the inner surface of the slide table (18) is rotatably connected to a screw rod (19), the outer surface of the screw rod (19) is rotatably connected to the inner surface of the main housing (1), the outer surface of the slide table (18) is rotatably connected to the inner surface of the angle table (9), the outer surface of the slide table (18) is fixedly connected to a locking column (21), the outer surface of the locking column (21) is slidably connected to a pressure plate (20), and the outer surface of the locking column (21) is rotatably connected to a locking nut (22).

6. The tool replacement and grinding device for a circular shear according to claim 1, characterized in that: The outer surface of the main shell (1) is fixedly connected to a base (25), the outer surface of the base (25) is fixedly connected to a hydraulic rod (24), the top end of the hydraulic rod (24) is fixedly connected to a slider (26), the outer surface of the slider (26) is fixedly connected to a rotating wheel (27), the outer surface of the rotating wheel (27) is rotatably connected to the inner surface of the conveyor belt (7), and the outer surface of the base (25) is slidably connected to the inner surface of the slider (26).

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