CN210023931U - Longitudinal-shearing tooth-shaped cutter - Google Patents
Longitudinal-shearing tooth-shaped cutter Download PDFInfo
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- CN210023931U CN210023931U CN201822269659.3U CN201822269659U CN210023931U CN 210023931 U CN210023931 U CN 210023931U CN 201822269659 U CN201822269659 U CN 201822269659U CN 210023931 U CN210023931 U CN 210023931U
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Abstract
The utility model provides a longitudinal shearing tooth-shaped cutter, belonging to the field of flat steel processing, comprising an upper blade which is a disc-shaped blade, the center of which can be sleeved on a cutter shaft through a through hole, one side of the outer circumference is provided with a circle of upper cutting edge, the upper cutting edge is a wave-shaped tooth, and the distance between two adjacent wave crests or wave troughs of the wave-shaped tooth is 12.75mm-13.75 mm; and the lower blade is a disc-shaped blade, the center of the lower blade can be sleeved on the cutter shaft through the through hole, one side of the outer circumference, opposite to the upper blade, is provided with a circle of lower blade, and the cross section shape and the specific size of the lower blade are the same as those of the upper blade. The utility model provides a indulge and cut profile of tooth cutter, the cross-sectional shape who goes up cutting edge and lower cutting edge is wave tooth, and the distance between two adjacent crests or the trough of wave tooth is 12.75mm-13.75mm, and the tangent plane does not have the cutting edge, and the transition is level and smooth, and through trying to cut, the profile of tooth shaping is good, and no burr, equipment atress obviously reduces, and cutter wearing and tearing reduce, and the blade life-span will be prolonged to the processing cost has been reduced.
Description
Technical Field
The utility model belongs to the technical field of the band steel processing, more specifically say, relate to a indulge and cut profile of tooth cutter.
Background
At present, in the deep processing of flat steel, a flat steel raw material is longitudinally sheared into strips through a longitudinal shearing tooth-shaped cutter, a blade of the longitudinal shearing tooth-shaped cutter in development and application is a trapezoidal tooth longitudinal shearing blade, a tooth-shaped transition surface of the blade is a right angle, the blade is stressed greatly and is seriously abraded in the shearing process, burrs of the flat steel after shearing are large, the longitudinal shearing machine is stressed greatly, and the loss of components of the equipment is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a indulge and cut profile of tooth cutter can solve among the prior art and indulge and cut the profile of tooth band steel in-process shearing force big, and cutter wearing and tearing are serious and the big technical problem of band steel surface burr.
In order to achieve the above object, the utility model adopts the following technical scheme: there is provided a slitting tooth cutter comprising: the upper blade is a disc-shaped blade, the center of the upper blade can be sleeved on the cutter shaft through the through hole, one side of the outer circumference is provided with a circle of upper blade edge, the section of the upper blade edge is in a wave-shaped tooth shape, and the distance between two adjacent wave crests or wave troughs of the wave-shaped tooth is 12.75mm-13.75 mm; and the lower blade is a disc-shaped blade, the center of the lower blade can be sleeved on the cutter shaft through the through hole, one side of the outer circumference, opposite to the upper cutting edge, is provided with a circle of lower cutting edge, and the cross section shape and the specific size of the lower cutting edge are the same as those of the upper cutting edge.
Further, all be provided with the keyway on the through-hole of upper slitter piece with the bottom knife, be provided with on the arbor with the key of keyway adaptation, upper slitter piece with the bottom knife passes through keyway and key interference fit are in the same place.
Further, the wavy teeth are rectangular wavy teeth, trapezoidal wavy teeth or arc wavy teeth.
Further, the diameter of the upper blade and the lower blade is 320mm, the diameter of the through hole is 200mm, and the thickness of the through hole is 14 mm.
Further, the distance between the upper blade and the lower blade during shearing is 0.4mm-0.5 mm.
Further, the upper blade and the lower blade are made of high-speed steel or hard alloy steel.
The utility model provides a indulge and cut profile of tooth cutter beneficial effect and lie in:
the utility model discloses a indulge and cut profile of tooth cutter, the cross-sectional shape who goes up cutting edge and lower cutting edge is wave tooth, and the distance between two adjacent crests or the trough of wave tooth is 12.75mm-13.75mm, and the tangent plane does not have the cutting edge, and the transition is level and smooth, and through trying to cut, the profile of tooth shaping is good, and no burr, equipment atress obviously reduces, and cutter wearing and tearing reduce, and the blade life-span will be prolonged to the processing cost has been reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a front view of a longitudinal-shearing tooth-shaped cutter provided by an embodiment of the present invention;
fig. 2 is a side sectional view of a slitting tooth-shaped cutter according to an embodiment of the present invention;
fig. 3 is a schematic view of the upper blade and the lower blade of the slitting serrated knife according to the embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
1-a disc-shaped blade; 2-a through hole; 3-upper blade; 4-lower blade; 5-key groove.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and 2, a longitudinal cutting tooth-shaped cutter according to the present invention will now be described. The longitudinal-shearing tooth-shaped cutter comprises an upper cutter blade which is a disc-shaped cutter blade 1, the center of the upper cutter blade can be sleeved on a cutter shaft through a through hole 2, one side of the outer circumference is provided with a circle of upper cutter edge 3, the upper cutter edge 3 is a wave-shaped tooth in the cross section shape, and the distance between two adjacent wave crests or wave troughs of the wave-shaped tooth is 12.75mm-13.75 mm; and the lower blade is a disc-shaped blade, the center of the lower blade can be sleeved on the cutter shaft through the through hole 2, one side of the outer circumference opposite to the upper blade 3 is provided with a circle of lower blade 4, and the cross section shape and the specific size of the lower blade 4 are the same as those of the upper blade 3.
The utility model provides a indulge and cut profile of tooth cutter, the cross sectional shape who goes up cutting edge 3 and lower cutting edge 4 is wave tooth, and the distance between two adjacent crests or the trough of wave tooth is 12.75mm-13.75mm, and the tangent plane does not have the break angle, and the transition is level and smooth, and through trying the scissors, the profile of tooth shaping is good, and no burr, equipment atress obviously reduces, and cutter wearing and tearing reduce, and the blade life-span will prolong to the processing cost has been reduced.
Further, please refer to fig. 1 and 2, as a specific embodiment of the vertical shearing serrated cutter provided by the present invention, the through holes 2 of the upper blade and the lower blade are all provided with a key slot, the cutter shaft is provided with a key adapted to the key slot, and the upper blade and the lower blade are in interference fit together through the key slot and the key. The connection is simple and stable, the bearing capacity is high, and the operation can be more reliable under the impact vibration load.
Further, please refer to fig. 3, as a specific embodiment of the vertical trimming tooth cutter of the present invention, the wavy teeth are rectangular wavy teeth, trapezoidal wavy teeth or arc wavy teeth. The three tooth shapes can solve the technical problems that in the prior art, the shearing force is large, the abrasion of a cutter is serious and burrs on the surface of flat steel are large in the process of longitudinally shearing the toothed flat steel.
Further, as the utility model provides a indulge and cut a concrete implementation mode of profile of tooth cutter, the diameter of upper slitter piece and lower blade is 320mm, and the diameter of through-hole 2 is 200mm, and thickness is 14 mm. The blade of this embodiment can be suitable for the cutting of most raw materials, and the suitability is stronger.
Further, as a specific embodiment of the utility model provides a indulge and cut profile of tooth cutter, the interval when upper slitter piece and lower slitter piece are cuted is 0.4mm-0.5 mm. Within the range, the cutting is stable, no burr is generated, the stress of equipment and the abrasion of a cutter are further reduced, the service life of the blade is longer, and the processing cost is further reduced.
Further, as the utility model provides a indulge and cut a concrete implementation mode of profile of tooth cutter, go up cutting edge 3 and lower cutting edge 4 and adopt high-speed steel or carbide steel to make. After the edge is formed, the edge is sharp and not easy to wear, and high hardness and good cutting performance can be still maintained at high temperature.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. Indulge and cut profile of tooth cutter, its characterized in that includes:
the upper blade is a disc-shaped blade, the center of the upper blade can be sleeved on the cutter shaft through the through hole, one side of the outer circumference is provided with a circle of upper blade edge, the section of the upper blade edge is in a wave-shaped tooth shape, and the distance between two adjacent wave crests or wave troughs of the wave-shaped tooth is 12.75mm-13.75 mm; and
the lower blade is a disc-shaped blade, the center of the lower blade can be sleeved on the cutter shaft through the through hole, one side of the outer circumference, opposite to the upper cutting edge, is provided with a circle of lower cutting edge, and the cross section shape and the specific size of the lower cutting edge are the same as those of the upper cutting edge.
2. The slitting tooth cutter as set forth in claim 1, wherein: the cutter comprises an upper blade and a lower blade, wherein key grooves are formed in through holes of the upper blade and the lower blade, keys matched with the key grooves are arranged on a cutter shaft, and the upper blade and the lower blade are in interference fit together through the key grooves and the keys.
3. The slitting tooth cutter as set forth in claim 1, wherein: the wavy teeth are rectangular wavy teeth, trapezoidal wavy teeth or arc wavy teeth.
4. The slitting tooth cutter as set forth in claim 1, wherein: the diameter of the upper blade and the diameter of the lower blade are 320mm, the diameter of the through hole is 200mm, and the thickness of the through hole is 14 mm.
5. The slitting tooth cutter as set forth in claim 1, wherein: the distance between the upper blade and the lower blade during shearing is 0.4mm-0.5 mm.
6. The slitting tooth cutter as set forth in claim 1, wherein: the upper blade and the lower blade are made of high-speed steel or hard alloy steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822269659.3U CN210023931U (en) | 2018-12-30 | 2018-12-30 | Longitudinal-shearing tooth-shaped cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822269659.3U CN210023931U (en) | 2018-12-30 | 2018-12-30 | Longitudinal-shearing tooth-shaped cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210023931U true CN210023931U (en) | 2020-02-07 |
Family
ID=69343821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822269659.3U Active CN210023931U (en) | 2018-12-30 | 2018-12-30 | Longitudinal-shearing tooth-shaped cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210023931U (en) |
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2018
- 2018-12-30 CN CN201822269659.3U patent/CN210023931U/en active Active
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