CN215510242U

CN215510242U - Knife sharpening device of paper cutter

Info

Publication number: CN215510242U
Application number: CN202122034392.1U
Authority: CN
Inventors: 薛宝玉
Original assignee: Qingdao Nast Packaging Products Co ltd
Current assignee: Qingdao Nast Packaging Products Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-01-14
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses a knife sharpening device of a paper cutter, which relates to the technical field of production equipment of non-setting adhesive paper cutters and comprises an operation table, wherein support rods are fixedly arranged on two sides of the upper surface of the operation table, a support plate is fixedly arranged between the two support rods, a spiral screw rod is rotatably arranged on one side of the support plate, which faces the operation table, and a mounting seat is arranged on the spiral screw rod in a penetrating way through threads; the mount pad upper surface is provided with the fly leaf, all is provided with clamping component on mount pad and the fly leaf, and clamping component includes the fixed plate, rotates between two fixed plates and is provided with two-way lead screw, and the equal screw-thread fit in both ends of two-way lead screw has the thread bush, and the ascending and descending of mount pad is provided with the clamp plate, and the thread bush is sheathe in to have the one end of connecting rod, and the other end of connecting rod articulates in the clamp plate. The clamp plate compresses tightly the whetstone, and screw rod rotates and drives the mount pad and removes, realizes the looks mutual friction of whetstone and hand papercutter for the cutting edge of hand papercutter is sharp, improves the cutting effect of hand papercutter, improves production quality.

Description

Knife sharpening device of paper cutter

Technical Field

The utility model relates to the technical field of adhesive sticker paper cutter production equipment, in particular to a knife sharpening device of a paper cutter.

Background

The paper cutter is one kind of cutting machine, and application range is extensive, can be used to the material such as paper, leather, plastics, cardboard to cut.

Aiming at the production problem of the paper cutter, the Chinese patent with the patent publication number of CN208697524U provides a guide rail buffering device of the paper cutter, the guide rail buffering device of the paper cutter comprises a pair of flat square tubular first sleeves and a pair of cylindrical second sleeves, a first connecting arc sheet which is concave downwards is arranged between the first sleeves, and a second connecting arc sheet which is convex upwards is arranged between the second sleeves. The guide rail buffer device of the paper cutter utilizes the flat square tubular first sleeve and the cylindrical second sleeve to simultaneously fix the guide rod and the cutter seat, thereby greatly reducing the vibration of the guide rod and preventing the cutter from shifting.

Among the above-mentioned technical scheme, the cutting knife is mutually supported with cutting groove and is cut the paper, but when paper is in large quantity, thickness are big, the loss of paper cutter can accelerate, and the cutting edge passivates easily, can't cut off the paper completely when leading to the cut paper, influences production quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a knife sharpening device of a paper cutter, which is provided with a pressing plate for pressing a knife sharpening stone to fix the knife sharpening stone, and then a mounting seat moves to enable the knife sharpening stone to rub a paper cutter, so that a cutting edge of the paper cutter is gradually sharpened, the cutting effect of the paper cutter is improved, and the production quality is improved.

The utility model is realized by the following technical scheme:

a knife sharpening device of a paper cutting machine comprises an operation table, wherein support rods are fixedly arranged on two sides of the upper surface of the operation table, a support plate is fixedly arranged between the two support rods, a spiral screw rod is rotatably arranged on one side, facing the operation table, of the support plate, a mounting seat is arranged on the spiral screw rod in a penetrating mode through threads, a driving motor is fixedly arranged on one support rod, and a driving end of the driving motor is in transmission connection with the spiral screw rod; the utility model discloses a two-way lead screw, including mount pad, clamp assembly, two, it has the screw thread bush to rotate between the fixed plate, the equal screw-thread fit in both ends of two-way lead screw has, and the mount pad goes up and down to be provided with the clamp plate, the articulated one end that has the connecting rod of screw thread bush, the other end of connecting rod articulate in the clamp plate, one of them the handle has set firmly on the fixed plate, the handle with the coaxial fixed of two-way lead screw.

Through adopting above-mentioned technical scheme, the staff places a whetstone respectively on mount pad and fly leaf, make one side of whetstone and the coincidence of the plane that the hand papercutter was located, later rotate the handle, the handle drives two-way lead screw and rotates, two-way lead screw drive two thread bush moves in opposite directions, the thread bush promotes the clamp plate downstream through the connecting rod, the clamp plate compresses tightly the whetstone, the whetstone is pressed from both sides tightly the back, driving motor starts and drives the screw mandrel and rotate, the screw mandrel drives the mount pad and removes, whetstone and hand papercutter looks friction on the mount pad, make the sharpness that the cutting edge of hand papercutter becomes, promote the cut paper effect, and the production quality is improved.

Further setting the following steps: and a water injection hole is formed in one side of the pressing plate, a cavity is formed in the pressing plate, and the water injection hole is communicated with the cavity.

Through adopting above-mentioned technical scheme, the in-process of whetstone friction cut paper sword can produce the heat, and in the cooling water entered into the cavity, spray on the surface of cut paper sword through the water injection hole again, dispel the heat to cut paper sword and whetstone, can also play lubricated effect, avoids the cut paper sword to damage.

Further setting the following steps: and a rubber scraping sheet is fixedly arranged on the fixing plate.

Through adopting above-mentioned technical scheme, the ponding on the paper cutter can be scraped to the rubber doctor-bar for the paper cutter surface keeps clean.

Further setting the following steps: the upper surface of the mounting seat is provided with a water collecting tank.

Through adopting above-mentioned technical scheme, the water catch bowl is used for retrieving the water that sprays on the paper cutter, avoids the water droplet to fall to the operation panel upper surface and is stained with wet paper.

Further setting the following steps: the utility model discloses a portable electronic device, including mount pad, spout, fly leaf, slot hole, fastening bolt, mounting seat lateral wall runs through and has seted up the spout, the cooperation of sliding in the spout has the slider, the fly leaf rotates to set up in two between the slider, the slot hole has been seted up on the mount pad, the slot hole with the spout intercommunication, fastening bolt is worn to be equipped with by the screw thread on the slider, fastening bolt in one side screw-thread fit outside the slot hole has the nut.

Through adopting above-mentioned technical scheme, the staff adjusts the position of fly leaf according to the thickness of hand papercutter, keeps the whetstone on the fly leaf to closely laminate with the hand papercutter surface all the time, and the position adjustment of fly leaf is finished the back locking fastening bolt, fixes the position of fly leaf.

Further setting the following steps: one side of one of the sliding blocks, which is far away from the movable plate, is rotatably provided with a ratchet wheel, and the ratchet wheel is coaxially fixed with the rotating shaft of the movable plate.

Through adopting above-mentioned technical scheme, the staff breaks away from the ratchet with the pawl, can adjust the angle of fly leaf afterwards, has adjusted the angle between whetstone and the paper cutter after, resets the pawl and blocks the ratchet with the ratchet meshing.

Further setting the following steps: rubber plates are fixedly arranged on the upper surface of the movable plate, the upper surface of the mounting seat and the outer side of the pressing plate.

Through adopting above-mentioned technical scheme, the rubber slab can increase frictional force, promotes the effect of pressing from both sides tight whetstone, avoids whetting a knife the in-process and take place not hard up at the whetting a knife of whetting a knife.

Further setting the following steps: limiting grooves are formed in two sides of the pressing plate, and the shapes of the limiting grooves are matched with those of the fixing plate.

Through adopting above-mentioned technical scheme, the spacing groove is spacing to the clamp plate, improves the stability of clamp plate.

In conclusion, the beneficial technical effects of the utility model are as follows:

(1) place two whetstones respectively on mount pad and fly leaf, make two relative side of two whetstones coincide with two sides of hand papercutter respectively, later two-way lead screw rotates and drives two thread bush and remove in opposite directions, the thread bush promotes the clamp plate through the connecting rod and removes downwards, the clamp plate compresses tightly the whetstone, later screw rotates and drives the mount pad and remove, whetstone and hand papercutter looks friction, make the cutting edge of hand papercutter sharp gradually, improve the cutting effect of hand papercutter.

(2) The staff stirs the pawl and makes the pawl break away from the ratchet, can rotate the fly leaf afterwards, adjusts the angle between fly leaf and the mount pad, and then realizes making the whetstone adapt to the hand cutter of different cutting angles, blocks the ratchet again after the angle is confirmed, moves the whetstone butt on the slider fly leaf and the whetstone butt on the mount pad, locks fastening bolt at last, fixes the position of fly leaf.

(3) The in-process of whetstone friction cut paper sword, the water injection hole sprays the coolant liquid to the cut paper sword surface, cools off cut paper sword and whetstone, and the rubber doctor-bar scrapes the coolant liquid, avoids remaining ponding on the cut paper sword to be stained with wet paper.

Drawings

FIG. 1 is an axial schematic view of the overall structure of one embodiment of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1, illustrating the structure of the clamping assembly;

FIG. 3 is a cross-sectional view of a platen according to an embodiment of the present invention, which is primarily used to embody the internal structure of the platen.

Reference numerals: 1. an operation table; 2. a support bar; 3. a support plate; 4. a screw rod; 5. a mounting seat; 6. a drive motor; 7. a movable plate; 8. a fixing plate; 9. a bidirectional screw rod; 10. a threaded sleeve; 11. pressing a plate; 12. a connecting rod; 13. a grip; 14. a water injection hole; 15. a cavity; 16. scraping a rubber sheet; 17. a water collection tank; 18. a long hole; 19. a chute; 20. a slider; 21. a nut; 22. fastening a bolt; 23. a pawl; 24. a ratchet wheel; 25. a limiting groove; 26. a rubber plate; 27. and (7) grinding a knife stone.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1, the knife sharpening device for the paper cutter disclosed by the utility model comprises an operation table 1, wherein support rods 2 are fixedly arranged on two sides of the upper surface of the operation table 1, a support plate 3 is fixedly arranged between the two support rods 2, a spiral screw rod 4 is rotatably arranged on one side, away from the upper surface of the operation table 1, of the support plate 3, the spiral screw rod 4 is parallel to a paper cutter, the length of the spiral screw rod 4 is greater than that of the paper cutter, the paper cutter is positioned between the two support rods 2, a driving motor 6 is fixedly arranged on one support rod 2, and the driving end of the driving motor 6 is in transmission connection with the spiral screw rod 4 through a coupler.

Referring to fig. 1, the supporting plate 3 is provided with a mounting seat 5 in a sliding manner, the mounting seat 5 is threaded and arranged on the screw rod 4, the bottom surface of the mounting seat 5 is attached to the upper surface of the supporting plate 3, and the mounting seat 5 is of a cuboid structure.

Referring to fig. 2, a sliding groove 19 is formed through the side wall of the mounting seat 5, sliding blocks 20 are slidably matched in the sliding groove 19, the movable plate 7 is rotatably arranged between the two sliding blocks 20, a ratchet 24 is rotatably arranged on one side of one of the sliding blocks 20 away from the movable plate 7, the ratchet 24 is coaxially fixed with a rotating shaft of the movable plate 7, a pawl 23 is rotatably arranged on the sliding block 20, and the pawl 23 is meshed with the ratchet 24; the cross section of the paper cutter is a triangular structure, the pawl 23 is separated from the ratchet wheel 24, and the angle between the movable plate 7 and the mounting seat 5 can be adjusted.

Referring to fig. 2, a long hole 18 is formed in the upper surface of the mounting seat 5, the long hole 18 is communicated with the sliding groove 19, a fastening bolt 22 is arranged on the sliding block 20 in a penetrating mode through threads, and a nut 21 is matched with the fastening bolt 22 through threads on one side, outside the long hole 18; after the worker adjusts the position of the movable plate 7, the fastening bolt 22 is locked to fix the position of the movable plate 7.

Referring to fig. 2, the upper surface of the mounting seat 5 and the upper surface of the movable plate 7 are both provided with a clamping assembly, the clamping assembly comprises fixed plates 8 fixedly arranged on both sides of the upper surface of the mounting seat 5, a bidirectional screw rod 9 is rotatably arranged between the fixed plates 8, the bidirectional screw rod 9 is parallel to the screw rod 4, both ends of the bidirectional screw rod 9 are in threaded fit with threaded sleeves 10, a pressing plate 11 is arranged above the mounting seat 5 in a lifting manner, the pressing plate 11 is positioned between the two fixed plates 8, both side surfaces of the pressing plate 11 close to the fixed plates 8 are both provided with a limiting groove 25, the fixed plates 8 pass through the limiting grooves 25, the shape of the limit groove 25 is matched with that of the fixed plate 8, one side of the thread bush 10 facing the mounting seat 5 is hinged with one end of a connecting rod 12, the other end of the connecting rod 12 is hinged with the pressing plate 11, a grip 13 is fixedly arranged on one of the fixing plates 8, and the grip 13 is coaxially fixed with the bidirectional screw rod 9; the limiting groove 25 can limit the pressing plate 11, and stability of the pressing plate 11 for clamping the sharpening stone 27 is improved.

Referring to fig. 2, a worker places a whetstone 27 between the mounting base 5 and the pressing plate 11, shakes the handle 13 to rotate the bidirectional screw rod 9, the bidirectional screw rod 9 drives the two thread bushings 10 to move in opposite directions, the thread bushings 10 push the pressing plate 11 to move downwards through the connecting rod 12, and the pressing plate 11 and the mounting base 5 are vertically matched to clamp the whetstone 27.

Referring to fig. 2 and 3, rubber slab 26 has all been set firmly in fly leaf 7 upper surface, mount pad 5 upper surface and the clamp plate 11 outside, and rubber slab 26 can increase frictional force, and the tight effect of clamp when promoting centre gripping whetstone 27 avoids whetstone 27 to take place not hard up at the in-process of whetting a knife, leads to whetting a knife the effect poor, causes the cut paper sword to damage even.

Referring to fig. 3, a cavity 15 is formed in each pressing plate 11, water injection holes 14 are formed in two opposite side surfaces between the two pressing plates 11, and the water injection holes 14 are communicated with the cavity 15; the whetstone 27 can generate heat in the process of rubbing the paper cutter, and by injecting cooling water into the cavity 15, the cooling water is discharged through the water injection hole 14 and sprayed on the surface of the paper cutter, so that the heat is dissipated to the paper cutter and the whetstone 27, the cooling water can also play a lubricating effect, and the surface of the paper cutter is prevented from being scratched.

Referring to fig. 2, a rubber wiper 16 is fixedly arranged on the fixing plate 8; the rubber scraper 16 can scrape off the accumulated water sprayed on the paper cutter, keep the surface of the paper cutter clean, prevent the accumulated water on the paper cutter from wetting the paper, and prevent the surface of the paper cutter from being rusted due to the accumulated water for a long time. The upper surface of the mounting seat 5 is provided with a water collecting tank 17; the water collection tank 17 can recover the cooling water scraped by the rubber scraping blade 16, and prevents water drops from falling onto the upper surface of the operation platform 1 to wet paper.

The working principle and the beneficial effects of the utility model are as follows:

a worker places a knife stone 27 on the mounting seat 5 and the movable plate 7 respectively, the bidirectional screw rod 9 rotates and drives the two thread sleeves 10 to move oppositely, the thread sleeves 10 push the pressing plate 11 to move downwards through the connecting rod 12, the pressing plate 11 presses the knife stone 27 tightly, after the knife stone 27 is clamped tightly, the angle of the movable plate 7 can be adjusted by pulling the pawl 23, the two knife stones 27 are enabled to face one side surface of the paper cutter and coincide with two side surfaces of the paper cutter respectively, the movable sliding block 20 enables the knife stone 27 on the movable plate 7 to be abutted to the knife stone 27 on the mounting seat 5, the locking bolt positions the movable plate 7, then the screw rod 4 rotates and drives the mounting seat 5 to move, the two knife stones 27 and the paper cutter rub against each other, the water injection hole 14 sprays cooling liquid to the surface of the paper cutter in the rubbing process to cool the paper cutter and the knife stone 27, the rubber scraper strips scrape the cooling liquid on the paper cutter to avoid water from being stained with paper, after several times of friction, the cutting edge of the paper cutter is gradually sharp, the cutting effect of the paper cutter is improved, and the production quality is improved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a knife sharpening device of paper cutter which characterized in that: the device comprises an operation table (1), wherein support rods (2) are fixedly arranged on two sides of the upper surface of the operation table (1), a support plate (3) is fixedly arranged between the two support rods (2), a spiral screw rod (4) is rotatably arranged on one side, away from the operation table (1), of the support plate (3), a mounting seat (5) is arranged on the spiral screw rod (4) in a penetrating manner through a thread, a driving motor (6) is fixedly arranged on one support rod (2), and the driving end of the driving motor (6) is in transmission connection with the spiral screw rod (4); the utility model discloses a clamp, including mount pad (5), mount pad (5) and all be provided with clamping component on fly pad (7), clamping component includes fixed plate (8), two it is provided with two-way lead screw (9) to rotate between fixed plate (8), the equal screw-thread fit in both ends of two-way lead screw (9) has thread bush (10), it is provided with clamp plate (11) to go up and down in mount pad (5), the last articulated one end that has connecting rod (12) of thread bush (10), the other end of connecting rod (12) articulate in clamp plate (11), one of them handle (13) have set firmly on fixed plate (8), handle (13) with two-way lead screw (9) coaxial fastening.

2. The knife sharpening device for a paper cutter of claim 1, wherein: a plurality of water injection holes (14) are formed in one side of the pressing plate (11), a cavity (15) is formed in the pressing plate (11), and the water injection holes (14) are communicated with the cavity (15).

3. The knife sharpening device for a paper cutter of claim 1, wherein: a rubber scraping blade (16) is fixedly arranged on the fixing plate (8).

4. The knife sharpening device for a paper cutter of claim 1, wherein: the upper surface of the mounting seat (5) is provided with a water collecting tank (17).

5. The knife sharpening device for a paper cutter of claim 1, wherein: the utility model discloses a portable electronic device, including mount pad (5), spout (19), slot (18) have been seted up in the cooperation of sliding in spout (19), fly leaf (7) rotate set up in two between slider (20), slot hole (18) have been seted up on mount pad (5), slot hole (18) with spout (19) intercommunication, fastening bolt (22) are worn to be equipped with by the screw thread on slider (20), fastening bolt (22) in the outer one side screw-thread fit of slot hole (18) has nut (21).

6. The knife sharpening device for a paper cutter of claim 5, wherein: one side, far away from the movable plate (7), of one of the sliding blocks (20) is rotatably provided with a ratchet wheel (24), and the ratchet wheel (24) is coaxially fixed with the rotating shaft of the movable plate (7).

7. The knife sharpening device for a paper cutter of claim 1, wherein: rubber plates (26) are fixedly arranged on the upper surface of the movable plate (7), the upper surface of the mounting seat (5) and the outer side of the pressing plate (11).

8. The knife sharpening device for a paper cutter of claim 1, wherein: limiting grooves (25) are formed in two sides of the pressing plate (11), and the shapes of the limiting grooves (25) are matched with those of the fixing plate (8).