CN111890138A - Fixed length filament cutter knife sharpening device - Google Patents
Fixed length filament cutter knife sharpening device Download PDFInfo
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- CN111890138A CN111890138A CN201910366160.0A CN201910366160A CN111890138A CN 111890138 A CN111890138 A CN 111890138A CN 201910366160 A CN201910366160 A CN 201910366160A CN 111890138 A CN111890138 A CN 111890138A
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- grinding wheel
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- sharpening
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- 230000007246 mechanism Effects 0.000 claims abstract description 57
- 241000208125 Nicotiana Species 0.000 claims abstract description 52
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims abstract description 52
- 238000000034 method Methods 0.000 claims abstract description 22
- 230000008569 process Effects 0.000 claims abstract description 20
- 238000005520 cutting process Methods 0.000 claims abstract description 15
- 238000000576 coating method Methods 0.000 claims description 6
- 229910052582 BN Inorganic materials 0.000 claims description 5
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 5
- 229910003460 diamond Inorganic materials 0.000 claims description 5
- 239000010432 diamond Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000002789 length control Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 6
- 235000019504 cigarettes Nutrition 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/36—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades
- B24B3/368—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades installed as an accessory on another machine
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B7/00—Cutting tobacco
- A24B7/04—Cutting tobacco by machines with revolving knives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B45/00—Means for securing grinding wheels on rotary arbors
- B24B45/003—Accessories therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Tobacco Products (AREA)
Abstract
The invention discloses a knife sharpening device of a fixed-length tobacco cutter, which comprises a blade, a knife roller supporting seat for supporting the knife roller and at least one set of knife sharpening mechanism, wherein the first knife sharpening mechanism is connected with the knife roller supporting seat, is arranged in the circumferential direction of the knife roller and is used for sharpening the blade into a knife edge capable of cutting fixed-length tobacco shreds; the first sharpening mechanism comprises: the grinding wheel is used for grinding a special-shaped groove on the blade; the grinding wheel shaft is provided with at least two grinding wheels; the grinding wheel supporting structure is detachably connected with the knife roll supporting seat and is used for supporting the first knife sharpening mechanism; and the grinding wheel driving structure is connected with the grinding wheel shaft and used for driving the grinding wheel shaft to move. According to the invention, a series of grooves are ground on the blade in the on-line shredding process, the distance between the grooves is equal to the requirement of the length of the cut tobacco, the control effect of the length of the cut tobacco is good, and the requirement of the length control of the cut tobacco in the cut tobacco making process is met.
Description
Technical Field
The invention belongs to the technical field of tobacco mechanical equipment, and particularly relates to a knife grinder of a fixed-length tobacco cutter in the tobacco shred online production process.
Background
The tobacco shred production is an important process of cigarette companies, and the number of thin cigarette products in the domestic tobacco industry is gradually increased at present, so that the requirement of cigarette manufacturers on tobacco shred length control devices is increased, and the problems that the ultra-long tobacco shreds are not beneficial to rolling and the physical characteristics of cigarettes are influenced are solved.
Because the length of the cut tobacco mainly depends on the shape and size of tobacco leaves, and the size of raw material sheet tobacco is often determined in the threshing and redrying process, a fixed-length shredding method is generally adopted for controlling the length of the cut tobacco on a cut tobacco production line.
The fixed-length shredding generally adopts a method of shredding by using a sawtooth-shaped blade, but the manufacturing precision and the cost of the corresponding blade and related parts are higher, so that the fixed-length shredding cannot be directly applied to similar equipment, and the application range is limited; and the adjustability is poor, and for the pipe tobacco requirement of different length, need to change a series of parts such as pressing the cutting board, blade can realize.
Chinese patent No. 201320044997.1 discloses a knife sharpening device for tobacco leaf filament cutter, which is characterized in that grinding wheels with different diameters are arranged to form a grinding wheel set to grind a filament cutter, and then the filament cutter is ground into a tooth-shaped cutter to shred tobacco leaves. However, the grinding of the knife for shredding the tobacco leaves by the knife grinder is one-time grinding forming, only can be suitable for a fixed-length shredding process, and is not flexible enough in application of tobacco leaf shredding, and the process of tobacco leaf fixed-length shredding by the tooth-shaped knife ground by the knife grinder is that the tobacco leaves are cut into tobacco shreds and simultaneously are pulled off or torn off by high and low cutting edges to form a shredding length meeting the process requirements.
In conclusion, the prior art can not effectively meet the requirement of a tobacco factory on the tobacco shred length control function.
The present invention has been made in view of this situation.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the fixed-length tobacco cutter knife sharpening device which grinds a series of grooves on a blade in an online tobacco cutting process, wherein the distance between the grooves is equal to the requirement of the length of tobacco shreds, the grooves have sharp lateral edges, the effect of controlling the length of the tobacco shreds is good, and the requirement of controlling the length of the tobacco shreds in a tobacco making process is met.
In order to solve the technical problems, the invention adopts the technical scheme that:
the utility model provides a fixed length filament cutter knife sharpening device, includes blade, rotor and the rotor bearing seat that supports the rotor, still includes:
the first knife sharpening mechanism is connected with the knife roller supporting seat, arranged in the circumferential direction of the knife roller and used for sharpening the blade into a cutting edge capable of cutting cut tobacco with fixed length;
and the second knife sharpening mechanism is arranged in the circumferential direction of the knife roller and is used for sharpening the sharp edge of the blade.
Further, the first sharpening mechanism comprises:
the grinding wheel is provided with at least two grinding wheels, and the joint of the circumferential surface and the side surface of each grinding wheel is provided with a round chamfer or a straight chamfer and is used for grinding a U-shaped or trapezoidal groove on the blade.
Furthermore, the distance between adjacent grinding wheels and the thickness of the grinding wheels are L, the L corresponds to the length of the cut tobacco with fixed length, and the L can adjust the size according to the requirements of the shredding process.
Further, the first sharpening mechanism further comprises:
the grinding wheel supporting structure is arranged on the knife roll supporting seat and used for supporting the first knife sharpening mechanism;
the grinding wheel shaft is arranged on the grinding wheel supporting structure, and at least two grinding wheels are arranged on the grinding wheel shaft;
and the grinding wheel driving structure is connected with the grinding wheel shaft and is used for driving the grinding wheel shaft and the grinding wheel to move.
Further, the axis of the grinding wheel spindle is parallel to the axis of the knife roller.
Furthermore, the distance between the grinding wheel shaft and the driving shaft of the knife roll is adjustable.
Furthermore, a position regulator for regulating the position of the grinding wheel shaft in the radial direction of the knife roll is arranged on the grinding wheel supporting structure.
Further, the circumferential surface and the chamfer surface of the grinding wheel are provided with diamond or cubic boron nitride superhard coatings.
Furthermore, the first knife sharpening mechanism also comprises a protective cover which can be opened and closed and is used for safely protecting the grinding wheel.
Furthermore, the grinding wheel driving structure is driven by a motor directly or a transmission structure.
After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects.
1. The first knife sharpening mechanism has simple structure and easy implementation, can be implemented on each shredding device, and the structure of the original device does not need to be changed;
2. the cut tobacco is not adhered in the fixed-length shredding process, and the fixed-length shredding effect is better;
3. the grinding wheel of the first knife sharpening mechanism does not need to be dressed, so that the workload of replacing the grinding wheel is reduced, and the consumption of the grinding wheel is reduced;
4. the blades of the shredder are in a normal blade form which is commonly used, no additional processing is needed, the fixed-length shredding purpose can be achieved by grinding in the running process of the equipment, and the blade loss and the production cost are reduced;
5. the first knife sharpening mechanism is an independent module, and can grind the shape of the groove of the blade according to whether the function is adopted or not according to the process requirements, and if a fixed-length shredding mode is not adopted, the first knife sharpening mechanism is withdrawn from the grinding position;
6. can be applied to different shredding equipment, has flexible configuration and effectively meets the production requirement of fixed-length cut tobacco in a tobacco factory.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic view of the knife grinder of the fixed-length filament cutter of the invention;
FIG. 2 is a front view of the knife grinder of the fixed-length filament cutter of the present invention;
FIG. 3 is a schematic view of the working principle of the knife sharpening device of the fixed-length filament cutter of the invention;
FIG. 4 is a schematic view of a grinding wheel form of the first sharpening mechanism of the invention;
FIG. 5 is a schematic view of the blade of the present invention after being ground by a grinding wheel of the first sharpening mechanism;
FIG. 6 is an enlarged view at I of FIG. 5;
FIG. 7 is a schematic view of another grinding wheel form of the first sharpening mechanism of the invention;
FIG. 8 shows another grinding wheel type of the first sharpening mechanism for sharpening the rear cutting edge of the present invention
A schematic view of the zigzag.
In the figure: 1. a first sharpening mechanism; 11. a grinding wheel; 12. a grinding wheel spindle; 13. a grinding wheel support structure; 14. a grinding wheel driving structure; 15. a protective cover; 16. a position adjuster; 17. a displacement monitoring member; 2. a second sharpening mechanism; 3, cutting blades; 4. a knife roll; 5. a knife roll supporting seat;
m, round chamfering or straight chamfering; A. a projecting portion of the blade; B. a groove portion of the blade; f, side edges of the groove part; l, grinding wheel spacing.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 8, the invention discloses a knife sharpening device of a fixed-length filament cutter, which comprises a blade 3, a knife roller 4, a knife roller supporting seat 5 for supporting the knife roller 4, and at least one set of knife sharpening mechanism, wherein a first knife sharpening mechanism 1 is connected with the knife roller supporting seat 5 and arranged in the circumferential direction of the knife roller 4 and used for grinding a special-shaped groove on the blade 3, a second knife sharpening mechanism 2 is used for grinding a sharp edge of the blade 3, and the second knife sharpening mechanism 2 is arranged at the upstream of the first knife sharpening mechanism 1 in the rotating direction of the knife roller 4.
Specifically, the first sharpening mechanism 1 includes a grinding wheel 11, a grinding wheel spindle 12, a grinding wheel supporting structure 13 and a grinding wheel driving structure 14.
In detail, the distance between two adjacent grinding wheels 11 is L, and L can be adjusted according to the process requirement; the periphery of the grinding wheel 11 is provided with a diamond or cubic boron nitride superhard coating, trimming is not needed, a round chamfer or a straight chamfer is arranged at the joint of the periphery and the side surface of the grinding wheel 11 so as to ensure that a groove is ground on the surface of the blade 3, the groove is trapezoidal or U-like, and two sides of the groove are provided with cutting edges with higher sharpness, so that the phenomenon of tearing is avoided when the tobacco cake is cut; at least two grinding wheels 11 are arranged on the grinding wheel shaft 12, and the axis of the grinding wheel shaft 12 is parallel to the axis of the knife roll 4; the grinding wheel driving structure 14 is connected with the grinding wheel spindle 12 and is used for driving the grinding wheel spindle 12 to rotate; the grinding wheel supporting structure 13 is detachably connected with the knife roll supporting seat 5 and is used for supporting the first knife sharpening mechanism 1.
In order to adjust the depth of the desired grinding groove, the grinding wheel support 13 is provided with a position adjuster 16 for adjusting the radial position of the grinding wheel spindle 12, for adjusting the relative position of the grinding wheel 11 and the blade 3.
Further, the first sharpening mechanism 1 further includes an openable and closable protection cover 15 for protecting the grinding wheel 11.
When the knife sharpening device of the fixed-length filament cutter operates, after a blade 3 of the filament cutter passes through a first knife sharpening mechanism 1, the edge of the blade 3 keeps flat and sharp, and then the blade rotates to pass through a second knife sharpening mechanism 2, a grinding wheel 11 of the second knife sharpening mechanism 2 is provided with a superhard surface coating, two sides of the grinding wheel are provided with bevel edges, after the blade 3 passes through the second knife sharpening mechanism 2, a series of staggered grooves are formed on the surface of the blade 3 under the grinding action of the grinding wheel 11, the distance between the grooves is equal to the length requirement of tobacco shreds, when a tobacco cake is cut, the tobacco shreds with controllable length are formed, the length control effect of the tobacco shreds is.
Example one
As shown in fig. 1 to 6, in the normal shredding process of the fixed-length shredder, the blades 3 are uniformly arranged in the circumferential direction of the knife roll 4, the second sharpening mechanism 2 installed on the upstream of the rotation direction of the knife roll 4 can reciprocate in the horizontal direction to continuously grind the blades 3, so as to ensure the sharp edge of the blades 3, the first sharpening mechanism 1 installed on the downstream of the rotation direction of the knife roll 4 is arranged in the circumferential direction of the knife roll 4, the first sharpening mechanism 1 is installed on the knife roll supporting seat 5 through the grinding wheel supporting structure 13, the blades 3 are secondarily ground in an excircle grinding manner, at least two grinding wheels 11 are installed on a grinding wheel shaft 12 of the first sharpening mechanism 1, and the number and the width of the grinding wheels 11 and the distance L between two adjacent grinding wheels 11 can be adjusted according to the shredding process, so as to adapt to different tobacco shred length requirements.
In the process of shredding by rotating the knife roller 4, the blade 3 is driven to rotate to continuously cut the material; the second sharpening mechanism 2 grinds the blade face of the blade 3 to ensure that the blade 3 is in a continuously sharp state in the cutting process, after passing through the first sharpening mechanism 1, the blade edge of the blade 3 forms a series of staggered saw-tooth forms, and cut tobacco meeting the process length is produced under the cutting action of the matching of the convex part A of the saw-tooth blade and the side edge F of the groove part B.
As shown in fig. 4 to 6, the grinding wheel 11 of the first sharpening mechanism 1 is in the form that both sides of the grinding wheel 11 are provided with round chamfers or straight chamfers M, the circumferential surface of the grinding wheel 11 is provided with a diamond or cubic boron nitride superhard coating, the blade 3 is ground by the first sharpening mechanism 1, so that the blade edge of the blade 3 is ground into trapezoidal saw teeth or U-shaped saw teeth in shape, edges F on both sides of a groove formed after the blade 3 is ground are provided with sharp blade edges, and cut tobacco shreds are cut into the lengths required by the tobacco shred processing technology.
When the knife roll 4 drives the blade 3 to rotate and continuously cut materials, the blade 3 grinds the convex part A of the saw-tooth-shaped cutting edge when passing through the second knife sharpening mechanism 2, and the cutting edge is kept sharp; the side edges F of the groove portions B of the serrated edge are ground while the blade 3 passes through the first sharpening mechanism 1, keeping the edge sharp.
Example two
The present embodiment is further limited to the first embodiment, the grinding wheel supporting structure 13 of the first sharpening mechanism 1 is provided with a position adjuster 16 capable of adjusting the radial position of the grinding wheel shaft 12, and the position adjuster is used for adjusting the relative position of the grinding wheel 11 of the first sharpening mechanism 1 and the blade 3, so as to adjust the depth of the groove part B of the blade edge of the blade 3 to be ground.
The position adjuster 16 comprises a support seat, an adjusting screw rod and a displacement monitoring part 17, wherein the position adjuster 16 can fix the position of the grinding wheel shaft 12, and can adjust the radial position of the grinding wheel 11 on the knife roller 4 so as to adjust the depth of a grinding groove.
Further, when the exit amount of the grinding wheel 11 in the direction radially away from the knife roll 4 is large, that is, when the grinding wheel 11 of the first sharpening mechanism 1 does not contact the blade 3, the first sharpening mechanism 1 does not perform secondary grinding on the blade 3 ground by the second sharpening mechanism 2.
Preferably, the first knife sharpening mechanism 1 can be used as an independent module, groove shape grinding is carried out on the blade 3 according to whether the function is adopted according to process requirements, and if a fixed-length shredding mode is not adopted, the first knife sharpening mechanism 1 is withdrawn from a grinding position.
EXAMPLE III
As shown in fig. 7 and 8, the present embodiment is different from the first embodiment in that: the first sharpening mechanism 1 of this embodiment has a grinding wheel form in which the joint between the circumferential surface and the side surface of the grinding wheel 11 does not have a round chamfer or a straight chamfer, the circumferential surface of the grinding wheel 11 has a diamond or cubic boron nitride superhard coating, and the blade 3 is ground by the first sharpening mechanism 1, thereby grinding the edge of the blade 3 into a shape
The shape of the sawtooth is that the seamed edges F on two sides of the groove formed after the blade 3 is ground have sharp edged edges, and the cut tobacco is cut into the length required by the cut tobacco process.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a fixed length filament cutter knife sharpening device, includes blade, rotor and the rotor bearing of supporting rotor, its characterized in that: further comprising:
the first knife sharpening mechanism is connected with the knife roller supporting seat, arranged in the circumferential direction of the knife roller and used for sharpening the blade into a cutting edge capable of cutting cut tobacco with fixed length;
and the second knife sharpening mechanism is arranged in the circumferential direction of the knife roller and is used for sharpening the sharp edge of the blade.
2. The fixed-length filament cutter sharpening device of claim 1, wherein: the first sharpening mechanism comprises:
the grinding wheel is provided with at least two grinding wheels, and the joint of the circumferential surface and the side surface of each grinding wheel is provided with a round chamfer or a straight chamfer and is used for grinding a U-shaped or trapezoidal groove on the blade.
3. The sharpener of claim 2, wherein: the distance between adjacent grinding wheels and the thickness of the grinding wheels are L, the L corresponds to the length of cut tobacco with fixed length, and the L can adjust the size according to the requirements of a shredding process.
4. The fixed-length filament cutter sharpening device of claim 1, wherein: the first sharpening mechanism further comprises:
the grinding wheel supporting structure is arranged on the knife roll supporting seat and used for supporting the first knife sharpening mechanism;
the grinding wheel shaft is arranged on the grinding wheel supporting structure, and at least two grinding wheels are arranged on the grinding wheel shaft;
and the grinding wheel driving structure is connected with the grinding wheel shaft and is used for driving the grinding wheel shaft and the grinding wheel to move.
5. The sharpener of claim 4, wherein: the axis of the grinding wheel shaft is parallel to the axis of the knife roll.
6. The sharpener of claim 5, wherein: the distance between the grinding wheel shaft and the driving shaft of the knife roll is adjustable.
7. The sharpener of claim 6, wherein: and the grinding wheel supporting structure is provided with a position regulator for regulating the position of the grinding wheel shaft in the radial direction of the knife roll.
8. A device for sharpening a fixed-length filament cutter according to claim 2 or 3, wherein: the circumferential surface and the chamfer surface of the grinding wheel are provided with diamond or cubic boron nitride superhard coatings.
9. The fixed-length filament cutter sharpening device of claim 1, wherein: the first knife sharpening mechanism further comprises a protective cover which can be opened and closed and is used for safely protecting the grinding wheel.
10. The sharpener of claim 4, wherein: the grinding wheel driving structure is driven by a motor directly or a transmission structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910366160.0A CN111890138A (en) | 2019-05-05 | 2019-05-05 | Fixed length filament cutter knife sharpening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910366160.0A CN111890138A (en) | 2019-05-05 | 2019-05-05 | Fixed length filament cutter knife sharpening device |
Publications (1)
| Publication Number | Publication Date |
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| CN111890138A true CN111890138A (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910366160.0A Withdrawn CN111890138A (en) | 2019-05-05 | 2019-05-05 | Fixed length filament cutter knife sharpening device |
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| CN (1) | CN111890138A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114454232A (en) * | 2022-02-08 | 2022-05-10 | 昆明鼎承科技有限公司 | Knife roller for fixed-width slitting of strip |
| CN114903195A (en) * | 2021-02-07 | 2022-08-16 | 秦皇岛烟草机械有限责任公司 | Automatic detecting and adjusting system for knife gate gap of filament cutter |
| CN115139165A (en) * | 2022-09-01 | 2022-10-04 | 苏州圣亚精密机械有限公司 | Machine tool cutter trimming and grinding structure |
| CN117718810A (en) * | 2024-01-12 | 2024-03-19 | 吉林烟草工业有限责任公司 | A positioning structure and tobacco cutting system |
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- 2019-05-05 CN CN201910366160.0A patent/CN111890138A/en not_active Withdrawn
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| US3748786A (en) * | 1970-04-08 | 1973-07-31 | Hauni Werke Koerber & Co Kg | Apparatus for sharpening rotary cutters for tobacco or the like |
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Application publication date: 20201106 |