CN214642247U

CN214642247U - Automatic knife sharpening and feeding mechanism with cooling and dust removing functions

Info

Publication number: CN214642247U
Application number: CN202121062037.9U
Authority: CN
Inventors: 段志高
Original assignee: Baoding Xinjie Paper Industry Co ltd
Current assignee: Baoding Xinjie Paper Industry Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-11-09
Anticipated expiration: 2031-05-18

Abstract

The utility model discloses an automatic knife sharpening feed mechanism with cooling, dust removal function, which comprises a fixing plate and i, the left side of fixed plate is provided with the whetting a knife case, the inside of whetting a knife case is provided with the subassembly of whetting a knife, the bottom of whetting a knife case is provided with feeds the subassembly, the right side of fixed plate is provided with driving motor, driving motor's output shaft passes through the knife rest and installs the circular knife, the left side of whetting a knife case is provided with pneumatic sliding ring, pneumatic sliding ring's one end and air supply intercommunication, pneumatic sliding ring's the other end is connected with first outlet duct, second outlet duct and third outlet duct, first outlet duct and whetting a knife subassembly intercommunication, second outlet duct and feeding subassembly intercommunication, third outlet duct and cooling tube intercommunication, first tuber pipe and fan intercommunication are passed through in pneumatic sliding ring's left side, pneumatic sliding ring's right side is passed through second tuber pipe and whetting a knife case intercommunication. The utility model discloses have the function of whetting a knife, feeding, cooling and dust removal, improve degree of automation, reduce intensity of labour, improve work efficiency, improve environmental quality.

Description

Automatic knife sharpening and feeding mechanism with cooling and dust removing functions

Technical Field

The utility model relates to a cutter technical field that polishes especially relates to an automatic sharpening feed mechanism with cooling, dust removal function.

Background

The paper cutter that circles greatly is a equipment that cuts off the paper handkerchief in the paper field of living, and stock form, face tissue paper extraction, hand towel paper handkerchief on the market all are cut off to corresponding size by the paper cutter that circles greatly, and then are packed by packagine machine and take shape. The blade of the large-convolution paper cutter needs to be sharpened after being worn, the conventional sharpening mechanism needs to manually adjust the sharpening angle, and the operation difficulty is high; after the blade is ground and thinned, the position of a grinding wheel needs to be manually adjusted, and the automatic feeding function is not realized; heat is generated by friction between the blade and the grinding wheel, so that the circular knife needs to be cooled in the knife sharpening process, and the conventional knife sharpening mechanism has a single function and does not have a cooling function; a large amount of scraps can be produced in the sharpening process, so that the production environment is polluted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automatic sharpening feed mechanism with cooling, dust removal function solves current sharpening mechanism and lacks automatic feed function, cooling function, the problem of the process polluted environment of whetting a knife.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model relates to an automatic knife sharpening feed mechanism with cooling and dust removing functions, which comprises a fixed plate, wherein a knife sharpening box is arranged on the left side of the fixed plate, a knife sharpening component is arranged inside the knife sharpening box, a feeding component is arranged at the bottom of the knife sharpening box, a bracket is arranged on the right side of the fixed plate, a driving motor is arranged at the top of the bracket, an output shaft of the driving motor passes through the fixed plate and then is connected with a knife rest, a circular knife is arranged on the knife rest, a pneumatic slip ring is arranged on the left side of the knife sharpening box and is arranged on the left side of the fixed plate through a rotating frame, one end of the pneumatic slip ring is communicated with an air source, the other end of the pneumatic slip ring is connected with a first air outlet pipe, a second air outlet pipe and a third air outlet pipe, the first air outlet pipe is communicated with the knife sharpening component, the second air outlet pipe is communicated with the feeding component, the third air outlet pipe is communicated with the cooling pipe, the left side of the pneumatic slip ring is communicated with the fan through a first air pipe, and the right side of the pneumatic slip ring is communicated with the knife sharpening box through a second air pipe.

Further, the feeding assembly comprises a sliding block and a sliding rail which are used in a matched mode, the bottom of the grinding cutter box is provided with a base, the sliding block is arranged on the right side of the base, the sliding rail is arranged on the left side face of the fixing plate, a cylinder is installed below the fixing plate, the cylinder is communicated with the second outlet pipe, the cylinder is connected with the rotating seat through a connecting plate, one end of the connecting plate is fixed to the outer wall of the rotating seat, the other end of the connecting plate is connected with a push rod of the cylinder, an one-way bearing is arranged inside the rotating seat, a lead screw is connected to the inside of the one-way bearing through a spline, a push plate is arranged below the base, the push plate is in threaded connection with the lead screw, and a fixing pin used for locking the rotating direction of the lead screw is arranged on the front face of the rotating seat.

Still further, the sharpening component comprises a sharpening support, a first sharpening seat and a second sharpening seat are mounted on the sharpening support, a grinding wheel mounting plate of the first sharpening seat and a grinding wheel mounting plate of the second sharpening seat form an included angle X, sharpening cylinders are mounted on the grinding wheel mounting plate of the first sharpening seat and the grinding wheel mounting plate of the second sharpening seat, a sharpening grinding wheel is connected to a push rod of the sharpening cylinders, and the first air outlet pipe is communicated with the sharpening cylinders.

Still further, the grinding wheel mounting plate of the first grinding tool apron and the grinding wheel mounting plate of the second grinding tool apron are both provided with grinding wheel bearing chambers, the grinding wheel is connected with a bearing through a bearing gland, the bearing is installed in the grinding wheel bearing chambers, and a push rod of the grinding cylinder penetrates through the grinding wheel bearing chambers and is connected with the bearing.

Furthermore, the bottom of the sharpening support is provided with two grooves for installing the first sharpening seat and the second sharpening seat, an adjusting plate is arranged on one side of the sharpening support, which is far away from the circular knife, an adjusting screw rod is arranged in the middle of the adjusting plate, and the adjusting screw rod is connected with the first sharpening seat and/or the second sharpening seat.

Still further, the top of whetstone box is provided with the case lid, one end of case lid with whetstone box's box is articulated, the other end of case lid pass through the bolt with whetstone box's box is connected.

Still further, the cooling pipe is arranged on the right side of the circular knife, and a plurality of air blowing holes are formed in one side, facing the circular knife, of the cooling pipe.

Still further, the fixed plate is rotatably connected to the bracket, and the pneumatic slip ring drives the bracket to rotate.

Compared with the prior art, the utility model discloses a beneficial technological effect:

the utility model relates to an automatic knife sharpening feed mechanism with cooling and dust removing functions, which comprises a fixed plate, wherein a knife sharpening box is arranged on the left side of the fixed plate, a knife sharpening component is arranged inside the knife sharpening box, a feeding component is arranged at the bottom of the knife sharpening box, a bracket is arranged on the right side of the fixed plate, a driving motor is arranged at the top of the bracket, an output shaft of the driving motor is connected with a knife rest after passing through the fixed plate, a circular knife is arranged on the knife rest, a pneumatic slip ring is arranged on the left side of the knife sharpening box, the pneumatic slip ring is arranged on the left side of the fixed plate through a rotating frame, one end of the pneumatic slip ring is communicated with an air source, the other end of the pneumatic slip ring is connected with a first air outlet pipe, a second air outlet pipe and a third air outlet pipe, the first air outlet pipe is communicated with the knife sharpening component, the second air outlet pipe is communicated with a cooling pipe, the left side of the pneumatic slip ring is communicated with a fan through the first air outlet pipe, the right side of the pneumatic slip ring is communicated with the knife sharpening box through a second air pipe; the utility model realizes automatic sharpening by the power of the sharpening component through the first air outlet pipe; the second air outlet pipe provides power for the feeding assembly, and in the sharpening process, after the circular knife is sharpened and thinned, the feeding assembly drives the sharpening box to move upwards, so that automatic feeding is realized; the third air outlet pipe blows air into the cooling pipe to cool the circular knife, so that the circular knife is prevented from being damaged due to overheating in the knife grinding process; the second air pipe extends into the bottom of the knife sharpening box, and debris generated in the knife sharpening process is sucked into the second air pipe under the action of the fan, so that the debris is prevented from being accumulated in the knife sharpening box, and the automatic dust removing function is realized; the knife sharpening assembly is arranged inside the knife sharpening box, and the box cover is added at the top of the knife sharpening box, so that scraps generated in the knife sharpening process can be prevented from splashing, and the environmental pollution is reduced; the utility model discloses can realize whetting a knife, feed, cooling and dust removal function simultaneously, improve degree of automation, reduce staff's intensity of labour, improve work efficiency, improve environmental quality.

Drawings

The present invention will be further explained with reference to the following description of the drawings.

FIG. 1 is a front view of an automatic sharpening and feeding mechanism with cooling and dust removing functions;

FIG. 2 is a side view of the automatic sharpening and feeding mechanism with cooling and dust removing functions of the present invention;

FIG. 3 is a top view of the automatic sharpening and feeding mechanism with cooling and dust removing functions;

FIG. 4 is an enlarged view of the position A of the present invention;

FIG. 5 is a schematic view of the knife sharpening assembly and the circular knife of the present invention;

FIG. 6 is an exploded view of the knife sharpening assembly of the present invention;

description of reference numerals: 1. a circular knife; 2. a fixing plate; 3. a drive motor; 4. grinding a cutter box; 401. a box cover; 5. a sharpening assembly; 6. a base; 7. a slider; 8. a slide rail; 9. a cylinder; 10. a rotating seat; 11. a connecting plate; 12. a lead screw; 13. pushing the plate; 14. a pneumatic slip ring; 15. a first air duct; 16. a first air outlet pipe; 17. a second air outlet pipe; 18. a third air outlet pipe; 19. a cooling tube; 1901. a gas blowing hole; 20. a rotating frame; 21. a support; 22. a fan; 23. a second air duct; 50. a sharpening support; 51. adjusting the screw rod; 52. an adjusting plate; 53. a knife sharpening cylinder; 54. a grinding wheel bearing chamber; 55. a knife sharpening grinding wheel; 56. a bearing gland; 57. a bearing; 58. a first sharpener base; 59. a second sharpener base.

Detailed Description

As shown in fig. 1-6, an automatic sharpening feed mechanism with cooling and dust removing functions comprises a fixed plate 2, a sharpening box 4 is arranged on the left side of the fixed plate 2, a sharpening component 5 is arranged inside the sharpening box 4, a feeding component is arranged at the bottom of the sharpening box 4, a support 21 is arranged on the right side of the fixed plate 2, a driving motor 3 is installed at the top of the support 21, an output shaft of the driving motor 3 penetrates through the fixed plate 2 and then is connected with a knife rest, a circular knife 1 is installed on the knife rest, a pneumatic slip ring 14 is arranged on the left side of the sharpening box 4, the pneumatic slip ring 14 is installed on the left side of the fixed plate 2 through a rotating frame 20, one end of the pneumatic slip ring 14 is communicated with an air source, the other end of the pneumatic slip ring 14 is connected with a first air outlet pipe 16, a second air outlet pipe 17 and a third air outlet pipe 18, the first air outlet pipe 16 is communicated with the sharpening component 5, the second air outlet pipe 17 is communicated with the feeding assembly, the third air outlet pipe 18 is communicated with the cooling pipe 19, the left side of the pneumatic slip ring 14 is communicated with the fan 22 through the first air pipe 15, and the right side of the pneumatic slip ring 14 is communicated with the cutter grinding box 4 through the second air pipe 23; the utility model discloses a first outlet duct 16 is for whetting a knife subassembly 5 through power, provides power for feeding the subassembly through second outlet duct 17, blows to the cooling tube 19 in through the third outlet duct, cools off circular knife 1, and second tuber pipe 23 stretches into the bottom of case 4 of whetting a knife, and the piece that produces in the process of whetting a knife is inhaled second tuber pipe 23 under the effect of fan 22, avoids the piece to pile up in case 4 of whetting a knife inside, realizes the automatic dust removal function; the utility model discloses can realize whetting a knife, feed, cooling and dust removal function simultaneously, improve degree of automation, reduce staff's intensity of labour, improve work efficiency, improve environmental quality.

Specifically, the feeding assembly comprises a sliding block 7 and a sliding rail 8 which are used in a matched manner, the bottom of the sharpening box 4 is connected with a base 6 through a bolt, the sliding block 7 is installed on the right side of the base 6 through a bolt, the sliding rail 8 is connected to the left side surface of the fixed plate 2 through a bolt, a cylinder 9 is installed below the fixed plate 2, the cylinder 9 is communicated with the second air outlet pipe 17, the cylinder 9 is connected with a rotating seat 10 through a connecting plate 11, one end of the connecting plate 11 is fixed on the outer wall of the rotating seat 10, the other end of the connecting plate 11 is connected with a push rod of the cylinder 9, a one-way bearing is arranged inside the rotating seat 10, a lead screw 12 is connected to the inside of the one-way bearing through a spline, a push plate 13 is arranged below the base 6, the push plate 13 is in threaded connection with the lead screw 12, a fixing pin for locking the rotating direction of the lead screw 12 is arranged on the front surface of the rotating seat 10, the fixing pin is pulled outwards, and the lead screw 12 can rotate reversely; when the device is used, a push rod of the air cylinder 9 makes telescopic motion, the push rod drives the rotating seat 10 to rotate through the connecting plate 11, the one-way bearing drives the lead screw 12 to rotate, and the lead screw 12 drives the push plate 13 to move up and down; in the sharpening process, after the circular knife 1 is sharpened and thinned, the cylinder 9 is started, the cylinder 9 drives the rotating seat 10 to rotate through the connecting plate 11, the rotating seat 10 drives the screw rod 12 to rotate, the screw rod 12 drives the push plate 13 to move upwards, and the push plate 13 drives the sharpening knife box 4 to move upwards, so that automatic feeding is realized.

The sharpening assembly 5 comprises a sharpening support 50, a first sharpening seat 58 and a second sharpening seat 59 are mounted on the sharpening support 50, an included angle X is formed between a grinding wheel mounting plate of the first sharpening seat 58 and a grinding wheel mounting plate of the second sharpening seat 59, sharpening cylinders 53 are mounted on the grinding wheel mounting plate of the first sharpening seat 58 and the grinding wheel mounting plate of the second sharpening seat 59, a sharpening grinding wheel 55 is connected to a push rod of the sharpening cylinder 53, and the first air outlet pipe 16 is communicated with the sharpening cylinder 53; specifically, the included angle X ° is the optimum sharpening angle formed by repeated calculation and multiple test tests.

The grinding wheel mounting plate of the first grinding tool seat 58 and the grinding wheel mounting plate of the second grinding tool seat 59 are both provided with a grinding wheel bearing chamber 54, the grinding wheel 55 is connected with a bearing 57 through a bearing gland 56, the bearing 57 is mounted in the grinding wheel bearing chamber 54, and a push rod of the grinding cylinder 53 penetrates through the grinding wheel bearing chamber 54 and is connected with the bearing 57; the grinding wheel is fixedly arranged through the bearing gland, the bearing and the grinding wheel bearing chamber, and the structure is stable.

The bottom of the sharpening support 50 is provided with two grooves for mounting the first sharpening seat 58 and the second sharpening seat 59, an adjusting plate 52 is arranged on one side of the sharpening support 50 away from the circular knife 1, an adjusting screw 51 is arranged in the middle of the adjusting plate 52, and the adjusting screw 51 is connected with the first sharpening seat 58 and/or the second sharpening seat 59; by adjusting the adjusting screw 51, the first and second sharpener seats 58, 59 can be moved in the groove, and the relative positions of the first and second sharpener seats 58, 59 can be adjusted.

The top of the sharpener box 4 is provided with a box cover 401, one end of the box cover 401 is hinged with the box body of the sharpener box 4, and the other end of the box cover 401 is connected with the box body of the sharpener box 4 through a bolt; install sharpen subassembly 5 inside sharpen case 4 to add case lid 401 at sharpen case 4's top, can avoid the piece that sharpens the in-process and produce to splash, reduce environmental pollution.

The cooling pipe 19 is arranged on the right side of the circular knife 1, and a plurality of air blowing holes 1901 are formed in one side of the cooling pipe 19 facing the circular knife 1; the air is blown to the surface of the circular knife 1 through the air blowing hole 1901 for cooling, so that the circular knife 1 is prevented from being damaged due to overheating in the knife grinding process.

The fixed plate 2 is rotationally connected to the bracket 21, and the pneumatic slip ring 14 drives the bracket 21 to rotate.

The utility model discloses a use as follows:

step one, mounting a circular knife 1 on a knife rest, starting a driving motor 3, and driving the circular knife 1 to rotate by the driving motor 3; step two, starting the pneumatic sliding ring 14, driving the fixed plate 2 and the sharpening box 4 to rotate by the pneumatic sliding ring 14 through the rotating frame 20, ventilating the sharpening cylinder 53 by the pneumatic sliding ring 14 through the first air outlet pipe 16, starting the sharpening cylinder 53, and driving the sharpening grinding wheel 55 to rotate by the sharpening cylinder 53 to polish the circular knife 1; step three, after the circular knife 1 is polished and thinned, the pneumatic slip ring 14 ventilates the cylinder 9 through the second air outlet pipe 17, the cylinder 9 is started, the cylinder 9 drives the rotating seat 10 to rotate through the connecting plate 11, the rotating seat 10 drives the screw rod 12 to rotate, the screw rod 12 drives the push plate 13 to move upwards, the push plate 13 drives the knife grinding box 4 to move upwards, automatic feeding is realized, and the circular knife 1 is continuously polished; in the process of sharpening, the pneumatic slip ring 14 blows air into the cooling pipe 19 through the third air outlet pipe 18, blows air to the surface of the circular knife 1 through the air blowing hole 1901, and cools the circular knife 1; and step five, starting the fan 22, sucking out the scraps at the bottom of the sharpening box 4 through the second air pipe 23 and the first air pipe 15, and realizing the dust removal function.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. The utility model provides an automatic knife sharpening feed mechanism with cooling, dust removal function which characterized in that: the pneumatic cutting device comprises a fixed plate, a cutter grinding box is arranged on the left side of the fixed plate, a cutter grinding assembly is arranged in the cutter grinding box, a feeding assembly is arranged at the bottom of the cutter grinding box, a support is arranged on the right side of the fixed plate, a driving motor is installed at the top of the support, an output shaft of the driving motor penetrates through the fixed plate and then is connected with a cutter rest, a circular cutter is installed on the cutter rest, a pneumatic sliding ring is arranged on the left side of the cutter grinding box and is installed on the left side of the fixed plate through a rotating frame, one end of the pneumatic sliding ring is communicated with a gas source, the other end of the pneumatic sliding ring is connected with a first gas outlet pipe, a second gas outlet pipe and a third gas outlet pipe, the first gas outlet pipe is communicated with the cutter grinding assembly, the second gas outlet pipe is communicated with the feeding assembly, the third gas outlet pipe is communicated with a cooling pipe, and the left side of the pneumatic sliding ring is communicated with a fan through a first air pipe, the right side of the pneumatic slip ring is communicated with the knife sharpening box through a second air pipe.

2. The automatic sharpening and feeding mechanism with cooling and dedusting functions as claimed in claim 1, characterized in that: the feed subassembly is including slider and the slide rail that the cooperation was used, the bottom of whetting a knife case is provided with the base, the slider sets up the right side of base, the slide rail sets up on the left surface of fixed plate, the cylinder is installed to the below of fixed plate, the cylinder with the second outlet duct intercommunication, the cylinder passes through the connecting plate and is connected with the rotation seat, the one end of connecting plate is fixed rotate on the outer wall of seat, the other end of connecting plate with the push rod of cylinder is connected, the inside of rotating the seat is provided with one-way bearing, there is the lead screw in one-way bearing's inside through splined connection, the below of base is provided with the push pedal, the push pedal with lead screw threaded connection, the front of rotating the seat is provided with and is used for the locking the fixed pin of lead screw rotation direction.

3. The automatic sharpening and feeding mechanism with cooling and dedusting functions as claimed in claim 1, characterized in that: the knife sharpening assembly comprises a knife sharpening support, a first knife sharpening seat and a second knife sharpening seat are installed on the knife sharpening support, a grinding wheel installation plate of the first knife sharpening seat and a grinding wheel installation plate of the second knife sharpening seat form an included angle X, a knife sharpening cylinder is installed on the grinding wheel installation plate of the first knife sharpening seat and the grinding wheel installation plate of the second knife sharpening seat, a knife sharpening grinding wheel is connected to a push rod of the knife sharpening cylinder, and a first air outlet pipe is communicated with the knife sharpening cylinder.

4. The automatic sharpening and feeding mechanism with cooling and dedusting functions as claimed in claim 3, characterized in that: the grinding wheel mounting plate of the first grinding tool seat and the grinding wheel mounting plate of the second grinding tool seat are both provided with grinding wheel bearing chambers, the grinding wheel is connected with a bearing through a bearing gland, the bearing is installed in the grinding wheel bearing chambers, and a push rod of the grinding cylinder penetrates through the grinding wheel bearing chambers and is connected with the bearing.

5. The automatic sharpening and feeding mechanism with cooling and dedusting functions as claimed in claim 4, characterized in that: the bottom of the sharpening support is provided with two grooves for mounting the first sharpening seat and the second sharpening seat, one side of the sharpening support, which is far away from the circular knife, is provided with an adjusting plate, the middle of the adjusting plate is provided with an adjusting screw rod, and the adjusting screw rod is connected with the first sharpening seat and/or the second sharpening seat.

6. The automatic sharpening and feeding mechanism with cooling and dedusting functions as claimed in claim 1, characterized in that: the top of the sharpener box is provided with a box cover, one end of the box cover is hinged with the box body of the sharpener box, and the other end of the box cover is connected with the box body of the sharpener box through a bolt.

7. The automatic sharpening and feeding mechanism with cooling and dedusting functions as claimed in claim 1, characterized in that: the cooling pipe is arranged on the right side of the circular knife, and a plurality of air blowing holes are formed in one side of the cooling pipe, which faces the circular knife.

8. The automatic sharpening and feeding mechanism with cooling and dedusting functions as claimed in claim 1, characterized in that: the fixed plate is rotatably connected to the support, and the pneumatic slip ring drives the support to rotate.