Slitting machine blade polishing device

Abstract

The utility model relates to the technical field of splitting machines, and discloses a splitting machine blade polishing device which comprises a splitting machine body, a blade polishing assembly is arranged on the splitting machine body and located above a blade shaft in the splitting machine body, and the blade polishing assembly comprises a polishing box arranged above the blade shaft. The grinding box is slidably connected to the dividing and cutting machine body in the vertical direction, a plurality of openings allowing blades to be embedded are formed in the bottom of the grinding box, the openings are evenly formed in the axial direction of a blade shaft, a knife stone set is arranged above each opening and comprises two symmetrically-arranged knife stones, and the knife stones are arranged on the knife stone set. And a driving assembly for driving the knife grinders to get close to each other to grind the blade is arranged in the grinding box. According to the slitting machine, blades which are used for a long time can be polished on the slitting machine body, all the blades can be polished together, and the effect of improving the working efficiency is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of slitting machines, in particular to a slitting machine blade grinding device. Background Art

[0002] A slitting machine is a mechanical device that can slit wide paper, mica tape or film into multiple narrow materials. It mainly includes an unwinding mechanism, a slitting mechanism and a rewinding mechanism. The unwinding mechanism can be used to send out a paper roll, which then reaches the slitting mechanism. The slitting mechanism divides the paper into different widths, and then reaches the rewinding mechanism to rewind the paper of different widths into rolls.

[0003] However, after the slitting machine has been used for a long time, the blade will become blunt, thus affecting the cutting quality. Although some equipment can remove the blade for grinding and polishing, too much time is wasted in the process of removal and installation, and the work efficiency is not high. Utility Model Content

[0004] The utility model aims to provide a slitting machine blade grinding device, which can grind the blade used for a long time on the slitting machine body and can grind all the blades together, thereby improving the working efficiency.

[0005] The above technical purpose of the utility model is achieved through the following technical solutions: a slitting machine blade grinding device, including a slitting machine body, a blade grinding assembly is arranged on the slitting machine body, the blade grinding assembly is located above the blade shaft in the slitting machine body, the blade grinding assembly includes a grinding box arranged above the blade shaft, the grinding box is slidably connected to the slitting machine body along the vertical direction, a plurality of openings for blades to be embedded are opened at the bottom of the grinding box, the plurality of openings are evenly arranged along the axial direction of the blade shaft, a whetstone group is arranged above each of the openings, the whetstone group includes two symmetrically arranged whetstones, and a driving assembly for driving the whetstones to approach each other to grind the blades is arranged in the grinding box.

[0006] By adopting the above technical solution, the grinding box is controlled to contact the blade shaft. At this time, all the blades on the blade shaft are extended into the opening and are located in the whetstone group. Then the driving component controls the whetstones to approach each other so that the blades are in contact with the whetstones. Then the blade shaft on the slitting machine body is controlled to rotate, thereby realizing the grinding of the blades. The blades that have been used for a long time can be ground on the slitting machine body, and all the blades can be ground together.

[0007] The utility model is further configured as follows: a guide rod is fixedly connected inside the grinding box, the guide rod is arranged parallel to the blade axis, a plurality of transmission rod groups are slidably connected to the guide rod, the transmission rod group includes two symmetrically arranged transmission rods, and a whetstone is fixedly connected to the opposite sides of the two symmetrically arranged transmission rods, and the whetstone is located at the bottom of the transmission rod.

[0008] By adopting the above technical solution, the design of the guide rod can limit the position of the transmission rod group, thereby controlling the whetstone so as not to deviate during the grinding process and affect the grinding effect.

[0009] The utility model is further configured as follows: the driving assembly includes a rotating rod rotatably connected to a polishing box, a driving member for driving the rotating rod to rotate is arranged in the polishing box, the rotating rod is arranged parallel to the guide rod, a plurality of control members are fixedly connected to the rotating rod, the control members are arranged corresponding to the transmission rod group, a slider is fixedly connected to the top of the transmission rod, and two slide grooves are provided on the control member for respectively embedding the sliders on two transmission rods in the transmission rod group, the two slide grooves are symmetrically arranged arc slide grooves, the upright projection surface of the arc slide groove is an arc, and the two end points of the arc have a certain horizontal distance in the horizontal direction.

[0010] By adopting the above technical solution, the driving member in the driving assembly controls the rotation of the rotating rod, thereby controlling the rotation of the control member fixed on the rotating rod, thereby controlling the slider and the transmission rod slidably connected in the slide groove to approach each other under the restriction of the guide rod, and finally achieving the contact between the whetstone and the blade, which is convenient for subsequent grinding and has a simple and stable structure.

[0011] The utility model is further configured as follows: the driving member includes a driving motor fixedly connected to the polishing box, the output end of the driving motor is fixedly connected to a second pulley, the first pulley at the end of the rotating rod, and a belt is sleeved between the first pulley and the second pulley.

[0012] The utility model is further configured as follows: the number of the openings is the same as the number of the blades.

[0013] The utility model is further configured as follows: a lifting assembly is provided on the slitting machine body for driving the grinding box to move closer to or away from the blade axis in the vertical direction; the lifting assembly includes a lifting cylinder fixedly connected to the slitting machine body; the output end of the lifting cylinder is fixedly connected to the grinding box; vertical guide rails are provided at both ends of the lifting cylinder; the guide rails are slidably connected to the slitting machine body; and the guide rails are fixedly connected to the grinding box.

[0014] By adopting the above technical solution, the lifting cylinder controls the vertical position of the grinding box. When grinding is not required, the grinding box can be controlled to be away from the blade, thereby not affecting the processing of the material by the slitting machine body.

[0015] The beneficial effects of the utility model are:

[0016] 1. The utility model controls the contact between the grinding box and the blade shaft so that all the blades on the blade shaft extend into the opening and are located in the whetstone group, and then the driving component controls the whetstones to approach each other so that the blades contact the whetstones, and then controls the blade shaft on the slitting machine body to rotate, thereby realizing the grinding of the blades. Finally, the blades that have been used for a long time can be ground on the slitting machine body, and all the blades can be ground together, effectively improving the processing efficiency.

[0017] 2. The driving member in the driving assembly of the utility model controls the rotation of the rotating rod, thereby controlling the rotation of the control member fixed on the rotating rod, thereby controlling the slider and the transmission rod slidably connected in the slide groove to approach each other under the restriction of the guide rod, and finally achieving the contact between the whetstone and the blade, which is convenient for subsequent grinding. The control of several whetstone groups is achieved through the rotating rod, and the structure is simple and stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 It is a schematic diagram of the structure of the utility model.

[0020] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model.

[0021] Figure 3 It is a schematic diagram of the drive assembly of the utility model.

[0022] In the figure, 1, slitting machine body; 2, blade shaft; 3, grinding box; 31, opening; 32, whetstone group; 33, driving assembly; 331, rotating rod; 332, driving member; 3321, driving motor; 3322, belt; 333, control member; 334, slide groove; 335, slider; 34, guide rod; 35, transmission rod group; 4, lifting assembly; 41, lifting cylinder; 42, guide rail. DETAILED DESCRIPTION

[0023] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example: See Figure 1-3 A slitting machine blade grinding device comprises a slitting machine body 1, a blade grinding assembly is arranged on the slitting machine body 1, the blade grinding assembly is located above the blade shaft 2 in the slitting machine body 1, the blade grinding assembly comprises a grinding box 3 arranged above the blade shaft 2, the grinding box 3 is slidably connected to the slitting machine body 1 in the vertical direction, a plurality of openings 31 for inserting blades are opened at the bottom of the grinding box 3, the plurality of openings 31 are evenly arranged along the axial direction of the blade shaft 2, a whetstone group 32 is arranged above each opening 31, the whetstone group 32 comprises two symmetrically arranged whetstones, a guide rod 34 is fixedly connected in the grinding box 3, the guide rod 34 is arranged parallel to the blade shaft 2, and a plurality of transmission rod groups 3 are slidably connected to the guide rod 34 5. The transmission rod group 35 includes two symmetrically arranged transmission rods, and the opposite sides of the two symmetrically arranged transmission rods are fixedly connected with whetstones, and the whetstones are located at the bottom of the transmission rods. A driving assembly 33 is arranged in the grinding box 3 to drive the whetstones to approach each other to grind the blades. The grinding box 3 is controlled to contact with the blade shaft 2. At this time, all the blades on the blade shaft 2 extend into the opening 31 and are located in the whetstone group 32. Then the driving assembly 33 controls the whetstones to approach each other so that the blades contact with the whetstones, and then controls the blade shaft 2 on the slitting machine body 1 to rotate, so as to grind the blades. The design of the guide rod 34 can limit the position of the transmission rod group 35, so as to control the whetstone not to deviate during the grinding process.

[0025] The driving assembly 33 includes a rotating rod 331 rotatably connected to the grinding box 3, and a driving member 332 for driving the rotating rod 331 to rotate is provided in the grinding box 3. The rotating rod 331 is arranged in parallel with the guide rod 34. A plurality of control members 333 are fixedly connected to the rotating rod 331. The control members 333 are arranged corresponding to the transmission rod group 35. A slider 335 is fixedly connected to the top of the transmission rod. The control member 333 is provided with two slide grooves 334 for the sliders 335 on two transmission rods in the transmission rod group 35 to be respectively embedded. The two slide grooves 334 are symmetrically arranged arc slide grooves, and the upright projection surface of the arc slide groove is an arc, and the two end points of the arc have a certain horizontal distance in the horizontal direction. The driving member 332 in the driving assembly 33 controls the rotating rod 331 to rotate, thereby controlling the control member 333 fixed on the rotating rod 331 to rotate, thereby controlling the slider 335 and the transmission rod slidably connected in the slide groove 334 to approach each other under the restriction of the guide rod 34, and finally realizing the contact between the whetstone and the blade, which is convenient for subsequent grinding.

[0026] The driving member 332 includes a driving motor 3321 fixedly connected to the polishing box 3, a second pulley is fixedly connected to the output end of the driving motor 3321, a first pulley at the end of the rotating rod 331, and a belt 3322 is sleeved between the first pulley and the second pulley.

[0027] Furthermore, the number of the openings 31 is the same as the number of the blades.

[0028] Furthermore, a lifting assembly 4 is provided on the slitting machine body 1 for driving the grinding box 3 to move closer to or away from the blade shaft 2 in the vertical direction. The lifting assembly 4 includes a lifting cylinder 41 fixedly connected to the slitting machine body 1, and the output end of the lifting cylinder 41 is fixedly connected to the grinding box 3. Vertical guide rails 42 are provided at both ends of the lifting cylinder 41. The guide rails 42 are slidably connected to the slitting machine body 1, and the guide rails 42 are fixedly connected to the grinding box 3. The lifting cylinder 41 controls the vertical position of the grinding box 3. When grinding is not required, the grinding box 3 can be controlled to move away from the blade, thereby not affecting the processing of the material by the slitting machine body 1.

[0029] The working principle of the utility model is as follows: the lifting cylinder 41 controls the grinding box 3 to approach the blade shaft 2, so that the grinding box 3 contacts the blade shaft 2. At this time, all the blades on the blade shaft 2 extend into the opening 31 and are located in the grindstone group 32. The driving member 332 in the driving assembly 33 controls the rotation of the rotating rod 331, thereby controlling the rotation of the control member 333 fixed on the rotating rod 331, thereby controlling the slider 335 and the transmission rod slidably connected in the slide groove 334 to approach each other under the restriction of the guide rod 34, realizing the action of the grindstone clamping the blade, and then controlling the blade shaft 2 on the slitting machine body 1 to rotate, thereby realizing the grinding of the blade.

Claims

1. A slitting machine blade grinding device, comprising a slitting machine body (1), characterized in that: The slitting machine body (1) is provided with a blade grinding assembly, the blade grinding assembly is located above the blade shaft (2) in the slitting machine body (1), the blade grinding assembly comprises a grinding box (3) arranged above the blade shaft (2), the grinding box (3) is slidably connected to the slitting machine body (1) in a vertical direction, a plurality of openings (31) for inserting blades are provided at the bottom of the grinding box (3), the plurality of openings (31) are evenly arranged along the axial direction of the blade shaft (2), a whetstone group (32) is arranged above each of the openings (31), the whetstone group (32) comprises two symmetrically arranged whetstones, and a driving assembly (33) for driving the whetstones to approach each other to grind the blades is arranged in the grinding box (3).

2. A slitting machine blade grinding device according to claim 1, characterized in that: A guide rod (34) is fixedly connected inside the polishing box (3), and the guide rod (34) is arranged parallel to the blade shaft (2). A plurality of transmission rod groups (35) are slidably connected to the guide rod (34), and the transmission rod group (35) includes two symmetrically arranged transmission rods, and a whetstone is fixedly connected to the opposite sides of the two symmetrically arranged transmission rods, and the whetstone is located at the bottom of the transmission rod.

3. A slitting machine blade grinding device according to claim 2, characterized in that: The driving assembly (33) comprises a rotating rod (331) rotatably connected to the polishing box (3); a driving member (332) for driving the rotating rod (331) to rotate is arranged in the polishing box (3); the rotating rod (331) is arranged parallel to the guide rod (34); a plurality of control members (333) are fixedly connected to the rotating rod (331); the control members (333) are arranged corresponding to the transmission rod group (35); a slider (335) is fixedly connected to the top of the transmission rod; two slide grooves (334) are provided on the control member (333) for respectively inserting the sliders (335) on two transmission rods in the transmission rod group (35); the two slide grooves (334) are symmetrically arranged arcuate slide grooves; the upright projection surface of the arcuate slide groove is an arc, and the two end points of the arc have a certain horizontal distance in the horizontal direction.

4. A slitting machine blade grinding device according to claim 3, characterized in that: The driving member (332) comprises a driving motor (3321) fixedly connected to the polishing box (3), the output end of the driving motor (3321) being fixedly connected to a second pulley, a first pulley at the end of the rotating rod (331), and a belt (3322) being sleeved between the first pulley and the second pulley.

5. The slitting machine blade grinding device according to claim 1, characterized in that: The number of the openings (31) is the same as the number of the blades.

6. A slitting machine blade grinding device according to claim 1, characterized in that: The slitting machine body (1) is provided with a lifting assembly (4) for driving the grinding box (3) to move closer to or away from the blade shaft (2) in a vertical direction. The lifting assembly (4) comprises a lifting cylinder (41) fixedly connected to the slitting machine body (1). The output end of the lifting cylinder (41) is fixedly connected to the grinding box (3). Both ends of the lifting cylinder (41) are provided with vertical guide rails (42). The guide rails (42) are slidably connected to the slitting machine body (1). The guide rails (42) are fixedly connected to the grinding box (3).

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