CN214602135U - Adjustable spiral milling cutter - Google Patents
Adjustable spiral milling cutter Download PDFInfo
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- CN214602135U CN214602135U CN202023137474.0U CN202023137474U CN214602135U CN 214602135 U CN214602135 U CN 214602135U CN 202023137474 U CN202023137474 U CN 202023137474U CN 214602135 U CN214602135 U CN 214602135U
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Abstract
The utility model discloses a spiral milling cutter with adjustable, including linking the axle and installing the body on the connecting piece outer fringe face, it is protruding to be equipped with an annular on the right-hand member outer fringe face of axle even, the annular protruding through the bolt with the right-hand member face of body links to each other its characterized in that: the body comprises a left side cutter and a right side cutter, wherein the left side cutter is provided with a group of positioning holes and a group of left side screw holes, the right side cutter is provided with two groups of stepped through holes, one group of stepped through holes are internally inserted with a positioning pin, the other group of stepped through holes are internally inserted with an adjusting bolt, the right end surfaces of the positioning pin and the adjusting bolt are contacted with the left side surface of the annular bulge, the left side of the positioning pin is inserted into the positioning holes, and the left side of the adjusting bolt is connected with the left side screw holes in a threaded manner; the rotation of the adjusting bolt can drive the left side cutter to be close to or far away from the right side cutter. The utility model provides high product machining efficiency and quality.
Description
Technical Field
The utility model relates to a cutter especially relates to a spiral milling cutter with adjustable.
Background
When the spiral milling cutter is used for processing a product, the length of the milling cutter is fixed, so that the maximum range of single processing is also fixed, the milling range is not well adjusted in the milling process, meanwhile, the cutter is worn in each milling process, and after a certain part of the cutter is worn, the cutter needs to be maintained and replaced, so that the cost is high. Meanwhile, after the cutter is installed, the concentricity has certain deviation, and when high-speed machining is caused, the axis jump occurs, so that the machining quality is not good enough, and the surface finish of a product is poor.
Disclosure of Invention
The utility model aims at providing a spiral milling cutter with adjustable, through using this structure, be convenient for adjust the machining region, also can increase the life of cutter, reduce cost improves processingquality.
In order to achieve the above purpose, the utility model adopts the technical scheme that: an adjustable spiral milling cutter comprises a connecting shaft and a body arranged on the outer edge surface of a connecting piece, wherein an annular bulge is arranged on the outer edge surface of the right end of the connecting shaft, a plurality of groups of bolts are annularly arranged on the annular bulge, the plurality of groups of bolts are connected with the right end surface of the body, the body comprises a left cutter and a right cutter, the left cutter is arranged on the left side of the right cutter, the right side surface of the right cutter is in contact with the left side surface of the annular bulge, the connecting shaft is inserted in the middle of the left cutter and the right cutter, and the connecting shaft is coaxially arranged with the left cutter and the right cutter;
a plurality of groups of right arc-shaped plates are arranged on the right side surface of the left cutter, and a right gap is formed between every two adjacent right arc-shaped plates; a plurality of groups of left side arc-shaped plates are arranged on the left side surface of the right side cutter, left side notches are formed between adjacent left side arc-shaped plates, each group of right side arc-shaped plates are inserted into one group of left side notches, and each group of left side arc-shaped plates are inserted into one group of right side notches;
a group of positioning holes and a group of left side screw holes are formed in the left side cutter, and the positioning holes and the left side screw holes are symmetrically arranged on two sides of the connecting shaft; two groups of stepped through holes are formed in the right side cutter, the two groups of stepped through holes are respectively arranged right opposite to the positioning hole and the left side screw hole, a positioning pin is inserted into one group of stepped through holes, an adjusting bolt is inserted into the other group of stepped through holes, the left side of the positioning pin is inserted into the positioning hole, and the right side of the positioning pin abuts against the left side face of the annular bulge; the left side of the adjusting bolt is in threaded connection with the left side screw hole, and the right side of the adjusting bolt abuts against the left side face of the annular bulge; the rotation of the adjusting bolt can drive the left side cutter to be close to or far away from the right side cutter.
In the technical scheme, the left cutter comprises a left annular plate and a plurality of groups of left tool holders, the right arc-shaped plate is annularly and uniformly distributed on the right side surface of the left annular plate, and the outer edge surface of the right arc-shaped plate is flush with the outer edge surface of the left annular plate; the left tool apron is spirally and uniformly distributed on the outer edge surfaces of the left annular plate and the right arc-shaped plate clockwise, the left tool apron is arranged from left to right in an inclined mode and faces the clockwise direction, a left blade is mounted on the left side surface of each left tool apron, and the outer edge surface of each left blade is arranged outside the outer edge surface of the left tool apron; the right side cutter comprises a right side annular plate and a plurality of groups of right side tool holders, the left side arc-shaped plate is annularly and uniformly distributed on the left side surface of the right side annular plate, and the outer edge surface of the left side arc-shaped plate is flush with the outer edge surface of the right side annular plate; the right side blade holder clockwise spirals the equipartition in the right side annular plate and on the outer fringe face of left side arc, the right side blade holder is by the clockwise setting of right-left slope orientation, every group install a right side blade on the left surface of right side blade holder, the outer fringe face of right side blade set up in the outside of right side blade holder outer fringe face.
In the technical scheme, a plurality of groups of connecting screw holes are uniformly distributed on the right side surface of the right annular plate in an annular mode, the left side of each group of bolts is connected with one group of connecting screw holes in a threaded mode, and the right annular plate is connected with the annular protrusions in a locking mode through the bolts.
In the technical scheme, an annular plate is arranged on the right side surface of the left annular plate, the inner wall of the annular plate is flush with the inner wall of the left annular plate, a space is formed between the annular plate and the right arc-shaped plate, and the length of the annular plate is greater than that of the right arc-shaped plate; an annular groove is formed in the left side of the inner wall of the right annular plate, and the right end of the annular plate is inserted into the annular groove.
In the technical scheme, the connecting shaft is of a hollow structure, a mounting hole is formed in the center of the connecting shaft, an annular oil way is arranged in the connecting shaft, hydraulic oil is injected into the annular oil way, the left side of the annular oil way is arranged close to the left side surface of the connecting shaft, the right side of the annular oil way is arranged close to the right side of the connecting shaft, and the annular oil way is arranged close to the outer edge surface of the connecting shaft; a first screw hole and a second screw hole are formed in the outer edge surface of the annular bulge, the first screw hole is communicated with one side of the right end of the annular oil way, and the second screw hole is communicated with the other side of the right end of the annular oil way; an oiling limit bolt is screwed in the first screw hole, and a pressure regulating tension bolt is screwed in the second screw hole.
In the technical scheme, the inner end of the second screw hole is provided with an adjusting hole, and the second screw hole is communicated with the annular oil way through the adjusting hole; and a sealing rubber pad and an adjusting pin are inserted into the adjusting hole, the adjusting pin is arranged between the sealing rubber pad and the pressure-regulating tensioning bolt, and the outer edge surface of the sealing rubber pad is abutted against the inner wall of the adjusting hole.
In the technical scheme, when the pressure regulating tensioning bolt rotates inwards, the pressure regulating tensioning bolt pushes the regulating pin and the sealing rubber pad to move inwards to extrude the hydraulic oil to prop open the annular oil way, so that the outer wall of the connecting shaft is slightly deformed by propping open outwards, and the inner walls of the left side cutter and the right side cutter are tightly pressed.
In the technical scheme, two groups of spline grooves are symmetrically arranged on the inner wall of the mounting hole.
In the technical scheme, the left side face of the adjusting bolt is provided with the hexagon socket.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1. the utility model discloses in through the setting of dowel and adjusting bolt, the right side cutter is fixed by annular bulge, adjusting bolt's rotation can adjust the distance between left side cutter and the right side cutter, just so can adjust the holistic processing distance of cutter, just increase or reduce the range of processing and adjust, the range of processing that improves, simultaneously, adjust the cutter range of processing many times, can adjust the cutter processing time, each position is used evenly, the wearing and tearing of cutter are reduced, and the service life is prolonged, and the cost is reduced;
2. the utility model discloses well utilize hydraulic pressure will link the axle part of rising for link the axle and block the inner wall of left side cutter and right side cutter, make the concentricity between even axle and the cutter high, in high-speed processing, reduce the axle center and beat, improve machining efficiency and surface finish, improve processingquality.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is a schematic perspective view of FIG. 1;
FIG. 3 is a schematic cross-sectional view of FIG. 1;
FIG. 4 is a schematic structural view of a right-side cutter in a first embodiment of the present invention;
fig. 5 is a schematic cross-sectional view of a right-side tool according to a first embodiment of the present invention (in a state where the dowel and the adjusting bolt are mounted);
FIG. 6 is a schematic structural view of a left side cutter according to a first embodiment of the present invention;
fig. 7 is a schematic cross-sectional view of a left side tool in a first embodiment of the present invention;
FIG. 8 is a schematic view of a partial cross-sectional view of the right end of the annular protrusion in a first embodiment of the present invention;
fig. 9 is a schematic cross-sectional view of a coupling shaft according to an embodiment of the present invention.
Wherein: 1. a connecting shaft; 2. an annular projection; 3. a bolt; 4. a left side cutter; 5. a right side cutter; 6. a right arc plate; 7. a right side gap; 8. a left arc plate; 9. a left side notch; 10. positioning holes; 11. A left screw hole; 12. a stepped through hole; 13. positioning a pin; 14. adjusting the bolt; 15. a left annular plate; 16. a left tool apron; 17. a left blade; 18. a right annular plate; 19. a right tool apron; 20. a right blade; 21. a connecting screw hole; 22. an annular plate; 23. an annular groove; 24. mounting holes; 25. an annular oil passage; 26. a first screw hole; 27. a second screw hole; 28. oiling limit bolts; 29. a pressure regulating tension bolt; 30. an adjustment hole; 31. sealing the rubber pad; 32. an adjustment pin; 33. a spline groove; 34. and (4) inner hexagonal holes.
Detailed Description
The invention will be further described with reference to the following drawings and examples:
the first embodiment is as follows: referring to fig. 1 to 9, an adjustable spiral milling cutter comprises a connecting shaft 1 and a body mounted on the outer edge surface of a connecting piece, wherein an annular bulge 2 is arranged on the outer edge surface of the right end of the connecting shaft, a plurality of groups of bolts 3 are annularly mounted on the annular bulge, the plurality of groups of bolts are connected with the right end surface of the body, the body comprises a left cutter 4 and a right cutter 5, the left cutter is arranged on the left side of the right cutter, the right side surface of the right cutter is in contact with the left side surface of the annular bulge, the connecting shaft is inserted in the middle of the left cutter and the right cutter, and the connecting shaft is coaxially arranged with the left cutter and the right cutter;
a plurality of groups of right arc-shaped plates 6 are arranged on the right side surface of the left cutter, and a right gap 7 is formed between every two adjacent right arc-shaped plates; a plurality of groups of left side arc-shaped plates 8 are arranged on the left side surface of the right side cutter, a left side gap 9 is formed between every two adjacent left side arc-shaped plates, each group of right side arc-shaped plates are inserted into one group of left side gaps, and each group of left side arc-shaped plates are inserted into one group of right side gaps; wherein, be equipped with the interval between the right flank of right side arc and the right flank of left side breach, be equipped with the interval between the left surface of left side arc and the left surface of right side breach.
A group of positioning holes 10 and a group of left side screw holes 11 are formed in the left side cutter, and the positioning holes and the left side screw holes are symmetrically arranged on two sides of the connecting shaft; two groups of stepped through holes 12 are formed in the right side cutter, the two groups of stepped through holes are respectively arranged right opposite to the positioning hole and the left side screw hole, a positioning pin 13 is inserted into one group of stepped through holes, an adjusting bolt 14 is inserted into the other group of stepped through holes, the left side of the positioning pin is inserted into the positioning hole, and the right side of the positioning pin is abutted against the left side surface of the annular bulge; the left side of the adjusting bolt is in threaded connection with the left side screw hole, and the right side of the adjusting bolt abuts against the left side face of the annular bulge; the rotation of the adjusting bolt can drive the left side cutter to be close to or far away from the right side cutter.
In this embodiment, the right side cutter passes through bolt and connecting axle and annular bulge fixed connection, and the position of right side cutter is fixed like this, and has certain distance between left side cutter and the right side cutter, through the rotation to adjusting bolt, can adjust the distance between left side cutter and the right side cutter, can adjust left side cutter and right side cutter like this according to required processing scope. Wherein, the dowel pin plays the positioning action, the right-hand member of dowel pin and adjusting bolt is spacing by annular bulge, prevent that adjusting bolt and dowel pin from moving right, it is spacing to adjusting bolt and dowel pin left also to utilize the ladder through-hole, locating pin and adjusting bolt's position is fixed like this, when adjusting bolt rotates, the left side cutter only can move about spacingly even epaxial, adjust the range of working, also can make each position of cutter can both process the product, the service life is prolonged, and the maintenance rate is reduced.
Referring to fig. 1 to 7, the left side cutter comprises a left side annular plate 15 and a plurality of groups of left side cutter seats 16, the right side arc-shaped plate is annularly and uniformly distributed on the right side surface of the left side annular plate, and the outer edge surface of the right side arc-shaped plate is flush with the outer edge surface of the left side annular plate; the left tool apron is spirally and uniformly distributed on the outer edge surfaces of the left annular plate and the right arc-shaped plate clockwise, the left tool apron is arranged from left to right in an inclined mode and faces the clockwise direction, a left blade 17 is installed on the left side surface of each left tool apron, and the outer edge surface of the left blade is arranged outside the outer edge surface of the left tool apron; the right side cutter comprises a right side annular plate 18 and a plurality of groups of right side cutter seats 19, the left side arc-shaped plate is annularly and uniformly distributed on the left side surface of the right side annular plate, and the outer edge surface of the left side arc-shaped plate is flush with the outer edge surface of the right side annular plate; the right side blade holder clockwise spiral equipartition in the right side annular plate and on the outer fringe face of left side arc, the right side blade holder is by the clockwise setting of right-left slope orientation, every group install a right side blade 20 on the left surface of right side blade holder, the outer fringe face of right side blade set up in the outside of right side blade holder outer fringe face.
The right side of right side annular plate goes up the annular equipartition and has a multiunit connection screw 21, every group the left side of bolt with a set of connect the screw spiro union and link to each other, the bolt will right side annular plate with annular protruding locking links to each other.
Referring to fig. 3-7, an annular plate 22 is arranged on the right side surface of the left annular plate, the inner wall of the annular plate is flush with the inner wall of the left annular plate, a gap is formed between the annular plate and the right arc-shaped plate, and the length of the annular plate is greater than that of the right arc-shaped plate; an annular groove 23 is formed in the left side of the inner wall of the right annular plate, and the right end of the annular plate is inserted into the annular groove.
In this embodiment, the right-hand member of annular plate inserts the ring channel, can guarantee like this that produced piece can not enter into the contact department of even axle and left side cutter, right side cutter in the course of working, can not receive the influence when guaranteeing the dismantlement and the installation of cutter, also can not worn and torn, guarantees firmly and the stability of even axle and cutter connection installation, guarantees that the axiality between the two is good, guarantees that the processingquality of follow-up product is good.
Referring to fig. 3, 8 and 9, the connecting shaft is of a hollow structure, a mounting hole 24 is formed in the center of the connecting shaft, an annular oil path 25 is arranged in the connecting shaft, hydraulic oil is injected into the annular oil path, the left side of the annular oil path is arranged close to the left side surface of the connecting shaft, the right side of the annular oil path is arranged close to the right side of the connecting shaft, and the annular oil path is arranged close to the outer edge surface of the connecting shaft; a first screw hole 26 and a second screw hole 27 are formed in the outer edge surface of the annular protrusion, the first screw hole is communicated with one side of the right end of the annular oil way, and the second screw hole is communicated with the other side of the right end of the annular oil way; an oiling limit bolt 28 is screwed in the first screw hole, and a pressure regulating tension bolt 29 is screwed in the second screw hole.
The inner end of the second screw hole is provided with an adjusting hole 30, and the second screw hole is communicated with the annular oil way through the adjusting hole; the adjusting hole is internally inserted with a sealing rubber pad 31 and an adjusting pin 32, the adjusting pin is arranged between the sealing rubber pad and the pressure-adjusting tensioning bolt, and the outer edge surface of the sealing rubber pad is abutted to the inner wall of the adjusting hole.
When the pressure regulating tensioning bolt rotates inwards, the adjusting pin and the sealing rubber pad move inwards to extrude the hydraulic oil to prop open the annular oil way, so that the outer wall of the connecting shaft is slightly deformed by propping open outwards, and the inner walls of the left side cutter and the right side cutter are tightly pressed.
The connecting shaft and the inner walls of the two groups of cutters are in clearance fit, so that the installation is convenient, but when the cutters rotate highly, a certain distance exists between the connecting shaft and the inner walls, the concentricity is not good, the cutters vibrate, the axis runout occurs, the processing quality of products is not good enough, and the surface smoothness is poor. Therefore, through the arrangement of the annular oil path and the internal hydraulic oil, after the connecting shaft is inserted into the two groups of cutters, after the distance between the two groups of cutters is adjusted, the pressure-adjusting tensioning bolt is rotated inwards, the adjusting pin and the sealing rubber pad are pushed to move inwards, the volume of the internal hydraulic oil is fixed, after the hydraulic oil is pressurized, the annular oil path can be only expanded, namely, the outer edge surface of the connecting shaft is slightly deformed, so that the connecting shaft and the inner wall of the cutter form interference fit, the connecting shaft tightly pushes the inner wall of the cutter, the concentricity of the connecting shaft and the connecting shaft is good, when the connecting shaft rotates at a high speed, the concentricity of the cutter and the connecting shaft is good, the rotation is stable, the shaft center runout is weak, the stability and the smoothness of processing are effectively guaranteed, the processing quality of a product is improved, the cutter can also perform high-speed rotation processing, and the processing efficiency can be improved.
And two groups of spline grooves 33 are symmetrically arranged on the inner wall of the mounting hole. The spline grooves are convenient to connect with the driving mechanism, and the driving mechanism is guaranteed to smoothly drive the connecting shaft and the cutter to rotate to process a product.
The left side of the adjusting bolt is provided with a hexagon socket 34. When the distance between left side cutter and the right side cutter need be adjusted like this, only need utilize the allen key to insert can rotate adjusting bolt in the hexagon socket head cap hole, convenient and fast need not to dismantle the bolt, adjusts the convenience good.
Claims (9)
1. The utility model provides a spiral milling cutter with adjustable, is including linking the axle and installing the body on the connecting piece outer fringe face, it is protruding to link to be equipped with an annular on the right-hand member outer fringe face of axle, annular installation has multiunit bolt, multiunit on the annular is protruding the bolt with the right-hand member face of body links to each other its characterized in that: the body comprises a left side cutter and a right side cutter, the left side cutter is arranged on the left side of the right side cutter, the right side face of the right side cutter is in contact with the left side face of the annular bulge, the connecting shaft is inserted in the middle of the left side cutter and the right side cutter, and the connecting shaft is coaxially arranged with the left side cutter and the right side cutter;
a plurality of groups of right arc-shaped plates are arranged on the right side surface of the left cutter, and a right gap is formed between every two adjacent right arc-shaped plates; a plurality of groups of left side arc-shaped plates are arranged on the left side surface of the right side cutter, left side notches are formed between adjacent left side arc-shaped plates, each group of right side arc-shaped plates are inserted into one group of left side notches, and each group of left side arc-shaped plates are inserted into one group of right side notches;
a group of positioning holes and a group of left side screw holes are formed in the left side cutter, and the positioning holes and the left side screw holes are symmetrically arranged on two sides of the connecting shaft; two groups of stepped through holes are formed in the right side cutter, the two groups of stepped through holes are respectively arranged right opposite to the positioning hole and the left side screw hole, a positioning pin is inserted into one group of stepped through holes, an adjusting bolt is inserted into the other group of stepped through holes, the left side of the positioning pin is inserted into the positioning hole, and the right side of the positioning pin abuts against the left side face of the annular bulge; the left side of the adjusting bolt is in threaded connection with the left side screw hole, and the right side of the adjusting bolt abuts against the left side face of the annular bulge; the rotation of the adjusting bolt can drive the left side cutter to be close to or far away from the right side cutter.
2. The adjustable spiral mill of claim 1, wherein: the left cutter comprises a left annular plate and a plurality of groups of left tool holders, the right arc-shaped plate is annularly and uniformly distributed on the right side surface of the left annular plate, and the outer edge surface of the right arc-shaped plate is flush with the outer edge surface of the left annular plate; the left tool apron is spirally and uniformly distributed on the outer edge surfaces of the left annular plate and the right arc-shaped plate clockwise, the left tool apron is arranged from left to right in an inclined mode and faces the clockwise direction, a left blade is mounted on the left side surface of each left tool apron, and the outer edge surface of each left blade is arranged outside the outer edge surface of the left tool apron; the right side cutter comprises a right side annular plate and a plurality of groups of right side tool holders, the left side arc-shaped plate is annularly and uniformly distributed on the left side surface of the right side annular plate, and the outer edge surface of the left side arc-shaped plate is flush with the outer edge surface of the right side annular plate; the right side blade holder clockwise spirals the equipartition in the right side annular plate and on the outer fringe face of left side arc, the right side blade holder is by the clockwise setting of right-left slope orientation, every group install a right side blade on the left surface of right side blade holder, the outer fringe face of right side blade set up in the outside of right side blade holder outer fringe face.
3. The adjustable spiral mill of claim 2, wherein: the right side of the right side annular plate is evenly and annularly provided with a plurality of groups of connecting screw holes, the left side of each group of bolt is connected with one group of connecting screw holes in a threaded manner, and the right side annular plate is locked and connected with the annular protrusions by the bolts.
4. The adjustable spiral mill of claim 2, wherein: an annular plate is arranged on the right side surface of the left annular plate, the inner wall of the annular plate is flush with the inner wall of the left annular plate, a space is formed between the annular plate and the right arc-shaped plate, and the length of the annular plate is greater than that of the right arc-shaped plate; an annular groove is formed in the left side of the inner wall of the right annular plate, and the right end of the annular plate is inserted into the annular groove.
5. The adjustable spiral mill of claim 1, wherein: the connecting shaft is of a hollow structure, a mounting hole is formed in the center of the connecting shaft, an annular oil way is arranged in the connecting shaft, hydraulic oil is injected into the annular oil way, the left side of the annular oil way is arranged close to the left side surface of the connecting shaft, the right side of the annular oil way is arranged close to the right side of the connecting shaft, and the annular oil way is arranged close to the outer edge surface of the connecting shaft; a first screw hole and a second screw hole are formed in the outer edge surface of the annular bulge, the first screw hole is communicated with one side of the right end of the annular oil way, and the second screw hole is communicated with the other side of the right end of the annular oil way; an oiling limit bolt is screwed in the first screw hole, and a pressure regulating tension bolt is screwed in the second screw hole.
6. The adjustable spiral mill of claim 5, wherein: the inner end of the second screw hole is provided with an adjusting hole, and the second screw hole is communicated with the annular oil way through the adjusting hole; and a sealing rubber pad and an adjusting pin are inserted into the adjusting hole, the adjusting pin is arranged between the sealing rubber pad and the pressure-regulating tensioning bolt, and the outer edge surface of the sealing rubber pad is abutted against the inner wall of the adjusting hole.
7. The adjustable spiral mill of claim 6, wherein: when the pressure regulating tensioning bolt rotates inwards, the adjusting pin and the sealing rubber pad move inwards to extrude the hydraulic oil to prop open the annular oil way, so that the outer wall of the connecting shaft is slightly deformed by propping open outwards, and the inner walls of the left side cutter and the right side cutter are tightly pressed.
8. The adjustable spiral mill of claim 5, wherein: and two groups of spline grooves are symmetrically arranged on the inner wall of the mounting hole.
9. The adjustable spiral mill of claim 1, wherein: and an inner hexagonal hole is formed in the left side face of the adjusting bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023137474.0U CN214602135U (en) | 2020-12-23 | 2020-12-23 | Adjustable spiral milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023137474.0U CN214602135U (en) | 2020-12-23 | 2020-12-23 | Adjustable spiral milling cutter |
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| Publication Number | Publication Date |
|---|---|
| CN214602135U true CN214602135U (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023137474.0U Active CN214602135U (en) | 2020-12-23 | 2020-12-23 | Adjustable spiral milling cutter |
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| CN (1) | CN214602135U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110450247A (en) * | 2019-09-10 | 2019-11-15 | 苏州市匠心工具有限公司 | A kind of anti-tear screw-on cutter of deburring |
-
2020
- 2020-12-23 CN CN202023137474.0U patent/CN214602135U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110450247A (en) * | 2019-09-10 | 2019-11-15 | 苏州市匠心工具有限公司 | A kind of anti-tear screw-on cutter of deburring |
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