CN112317831B - Spiral cutter processing seat - Google Patents
Spiral cutter processing seat Download PDFInfo
- Publication number
- CN112317831B CN112317831B CN202011333930.0A CN202011333930A CN112317831B CN 112317831 B CN112317831 B CN 112317831B CN 202011333930 A CN202011333930 A CN 202011333930A CN 112317831 B CN112317831 B CN 112317831B
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- China
- Prior art keywords
- rotating shaft
- convex ring
- mounting block
- spiral cutter
- mounting
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- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 208000010641 Tooth disease Diseases 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/26—Securing milling cutters to the driving spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C9/00—Details or accessories so far as specially adapted to milling machines or cutter
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a spiral cutter processing seat which comprises a mounting block, a rotating shaft, a spiral cutter fixedly arranged on the rotating shaft through a mounting mechanism, a sliding block and a shaft sleeve rotatably penetrating the sliding block, wherein the mounting block is provided with a plurality of grooves; the shaft sleeve comprises a conical hole coaxially arranged in the shaft sleeve, and the rotating shaft comprises a conical end part arranged at one end of the rotating shaft; the processing seat also comprises a pressing mechanism arranged on the mounting block, and the pressing mechanism and the rotating shaft are respectively arranged on two sides of the sliding block; the installation mechanism comprises a first convex ring coaxially and convexly arranged on one side of the spiral cutter, a second convex ring coaxially and convexly arranged on the rotating shaft, a first shaft sleeve sleeved on the rotating shaft and propped between the first convex ring and the second convex ring, a second shaft sleeve sleeved on the rotating shaft and propped on one side of the spiral cutter, deviating from the first convex ring, and a locking nut which is arranged on the rotating shaft in a threaded manner and used for propping against the second shaft sleeve. According to the spiral cutter processing seat, the concentricity of the installation of the two ends of the rotating shaft is high, and the fixing effect of the rotating shaft is good; the fixing effect between the spiral cutter and the rotating shaft is good.
Description
Technical Field
The invention relates to a spiral cutter processing seat.
Background
In the existing spiral cutter processing seat, a spiral cutter is installed on a rotating shaft to mill a workpiece. Because of the existence of machining errors, the concentricity of the bearings limiting the two ends of the rotating shaft is lower, the fixing effect on the rotating shaft is poorer, and the stability of the rotating shaft is poorer in the machining process. The disorder teeth are easy to appear on the processing surface of the workpiece, and the processing quality of the workpiece is affected.
Meanwhile, when the spiral cutter and the rotating shaft are installed, a limiting groove is generally machined on the inner surface of a central through hole of the spiral cutter, and a limiting piece used for being clamped in the limiting groove is machined on the rotating shaft, so that mutual fixation of the spiral cutter and the rotating shaft is achieved. The processing difficulty to spiral cutter center through-hole internal surface is great, and machining efficiency is lower, and the installation degree of difficulty is great, and fixed effect between spiral cutter and the rotation axis is relatively poor, can influence the processingquality of work piece equally.
Disclosure of Invention
The invention aims to provide a spiral cutter processing seat, which has higher concentricity of installation at two ends of a rotating shaft and better fixing effect of the rotating shaft; the fixing effect between the spiral cutter and the rotating shaft is good, and the stability of the rotating shaft in the processing process is high.
In order to achieve the above purpose, the invention adopts the following technical scheme:
The spiral cutter machining seat comprises a mounting block, a driving mechanism for driving the mounting block to move, a rotating shaft which can rotate around the axis direction of the mounting block and is penetrated in the mounting block, a spiral cutter which is fixedly arranged on the rotating shaft through the mounting mechanism, a driving motor which is arranged on the mounting block and is used for driving the rotating shaft to rotate, a sliding block which can slide along the axis direction of the rotating shaft and is arranged on the mounting block, and a shaft sleeve which can rotate around the axis direction of the mounting block and is penetrated in the sliding block;
the shaft sleeve comprises a conical hole coaxially arranged in the shaft sleeve, and the rotating shaft comprises a conical end part which is arranged at one end of the rotating shaft and is used for coaxially penetrating into the conical hole; the taper angles of the taper hole and the taper end part are the same;
the processing seat further comprises a pressing mechanism which is arranged on the mounting block and used for pressing the sliding block, and the pressing mechanism and the rotating shaft are respectively arranged on two sides of the sliding block along the sliding direction of the sliding block;
The installation mechanism comprises a first convex ring coaxially arranged on one side of the spiral cutter, a first limiting groove formed in the first convex ring, a second convex ring coaxially arranged on the rotating shaft, a second limiting groove formed in the second convex ring, a first shaft sleeve sleeved on the rotating shaft and propped between the first convex ring and the second convex ring, a first limiting piece protruding from one end of the first shaft sleeve and used for being matched with the first limiting groove, a second limiting piece protruding from the other end of the first shaft sleeve and used for being matched with the second limiting piece protruding from the second limiting groove, and a locking nut sleeved on the rotating shaft and propped against one side of the spiral cutter away from the first convex ring, wherein the locking nut is arranged on the rotating shaft in a threaded manner and used for propping against the second shaft sleeve.
Preferably, the mounting block includes a first body, a first extension portion extending outwards from one end of the first body along a direction perpendicular to the first body, and the rotating shaft can rotate around a shaft axis direction of the rotating shaft and is arranged in the first extension portion in a penetrating manner.
More preferably, the first body is provided with a guide groove parallel to the axial line direction of the rotating shaft, the sliding block is slidably arranged on the guide groove, the sliding block and the first extension part are arranged at intervals along the axial line direction of the rotating shaft, and the spiral cutter is arranged between the sliding block and the first extension part.
Preferably, the shaft sleeve comprises a second body arranged in the sliding block and a second extension part which is coaxially and outwardly extended from one end of the second body, which is close to the rotating shaft, and the conical hole is formed in the second extension part.
Preferably, the processing seat further comprises a first mounting hole which is formed in the mounting block and is coaxially penetrated by the rotating shaft, and a second mounting hole which is formed in the sliding block and is coaxially penetrated by the shaft sleeve, and the first mounting hole and the second mounting hole are coaxially arranged.
Preferably, the pressing mechanism comprises a rotary telescopic rod arranged in the mounting block and a pressing plate connected to the rotary telescopic rod.
Preferably, the driving mechanism comprises a base, a first sliding seat which is arranged on the base and can slide along the left-right direction, a first motor which is arranged on the base and is used for driving the first sliding seat, a second sliding seat which is arranged on the first sliding seat and can slide along the front-back direction, a second motor which is arranged on the first sliding seat and is used for driving the second sliding seat, and the mounting block can slide along the up-down direction and is arranged on the second sliding seat, and the driving mechanism further comprises a third motor which is arranged on the second sliding seat and is used for driving the mounting block.
Preferably, the lock nut is disposed between the second sleeve and the tapered end.
Preferably, the two first limiting grooves are respectively arranged at two radial ends of the first convex ring.
Preferably, the two second limiting grooves are respectively arranged at two radial ends of the second convex ring.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: according to the spiral cutter processing seat, the conical end part is arranged at one end of the rotating shaft, the conical hole is arranged in the shaft sleeve for being matched and spliced with the conical end part, and the concentricity of the two ends of the rotating shaft during installation is greatly improved due to the close fit of the conical end part and the conical hole; meanwhile, the close fit of the conical end part and the conical hole also improves the fixing effect on the rotating shaft; the stability of the rotating shaft is better in the processing process, and the surface of the workpiece is basically free from tooth disorder.
Simultaneously, through protruding first bulge loop of locating spiral cutter one side, cooperation first axle sleeve and protruding locating the epaxial second bulge loop of pivot, realize the erection joint between pivot and the spiral cutter, rethread second axle sleeve and lock nut support the spiral cutter tightly on first axle sleeve, realize the fixed connection between pivot and the spiral cutter. The processing difficulty to spiral cutter is lower, and the installation between spiral cutter and the pivot is comparatively simple, and fixed effect between the two is better. Further ensuring the processing quality of the workpiece.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present invention;
FIG. 2 is a top view of the apparatus of the present invention;
FIG. 3 is a cross-sectional view taken along line AA in FIG. 2;
FIG. 4 is a schematic diagram of the mounting structure of the spiral cutter and the rotary shaft;
FIG. 5 is a second schematic diagram of the mounting structure of the spiral cutter and the spindle;
FIG. 6 is a schematic diagram III of the installation structure of the spiral cutter and the rotating shaft;
fig. 7 is a schematic structural view of the spiral cutter.
Wherein: 1. a helical cutter; 2. a mounting block; 21. a first body; 22. a first extension; 23. a guide groove; 3. a rotating shaft; 4. a driving motor; 5. a slide block; 6. a shaft sleeve; 61. a second body; 62. a second extension; 7. a tapered bore; 8. a tapered end; 9. a first bearing; 10. a second bearing; 11. rotating the telescopic rod; 12. a pressing plate; 13. a base; 14. a first sliding seat; 15. a second sliding seat; 16. a first collar; 17. a first limit groove; 18. a second convex ring; 19. the second limit groove; 20. a first sleeve; 21. a first limiting member; 22. a second limiting piece; 23. a second sleeve; 24. a lock nut; 25. knife edge.
Detailed Description
The technical scheme of the invention is further described below with reference to the accompanying drawings.
Referring to fig. 1-3, the spiral cutter processing seat comprises a mounting block 2 and a driving mechanism for driving the mounting block 2 to move.
In this embodiment, the driving mechanism is used to drive the mounting block 2 for triaxial movement. The driving mechanism comprises a base 13, a first sliding seat 14 which is arranged on the base 13 and can slide along the left-right direction (i.e. the left-right direction in fig. 2), a first motor (not shown in the figure) which is arranged on the base 13 and is used for driving the first sliding seat 14 to slide left and right, a second sliding seat 15 which is arranged on the first sliding seat 14 and can slide along the front-back direction (i.e. the up-down direction in fig. 2), a second motor (not shown in the figure) which is arranged on the first sliding seat 14 and is used for driving the second sliding seat 15 to slide front and back, and a third motor (not shown in the figure) which is arranged on the second sliding seat 15 and is used for driving the mounting block 2 to slide up and down.
The spiral cutter processing seat further comprises a rotating shaft 3 which can rotate around the axis direction of the spiral cutter processing seat per se and is penetrated in the installation block 2, a spiral cutter 1 which is fixedly arranged on the rotating shaft 3 through an installation mechanism, a driving motor 4 which is arranged on the installation block 2 and is used for driving the rotating shaft 3 to rotate, a sliding block 5 which can slide along the axis direction of the rotating shaft 3 and is arranged on the installation block 2, and a shaft sleeve 6 which can rotate around the axis direction of the spiral cutter processing seat per se and is penetrated in the sliding block 5.
Referring to fig. 3, in the present embodiment, the mounting block 2 includes a first body 21, a first extension portion 22 formed by extending one end of the first body 21 outwards in a direction perpendicular to the first body 21, and the rotating shaft 3 is rotatably disposed in the first extension portion 22 around its axis direction. The length extending direction of the first body 21 is parallel to the axial line direction of the rotating shaft 3, and the extending direction of the first extending portion 22 is perpendicular to the axial line direction of the rotating shaft 3.
Referring to fig. 2, in the present embodiment, a guiding groove 23 parallel to the axial line direction of the rotating shaft 3 is formed on the other end side of the first body 21, and the slider 5 is slidably disposed on the guiding groove 23. The slider 5 and the first extension portion 22 are arranged at intervals along the axial line direction of the rotating shaft 3, and the helical cutter 1 is provided between the slider 5 and the first extension portion 22. The first extension 22 and the slider 5 are both protruding forward (see fig. 2, and the lower part in fig. 2 is the front part here) and are disposed on the first body 21, and a rotation space of the rotating shaft 3 is formed therebetween.
The shaft sleeve 6 comprises a conical hole 7 coaxially arranged therein, and the rotating shaft 3 comprises a conical end 8 arranged at one end thereof and used for coaxially penetrating into the conical hole 7. The taper angle of the tapered bore 7 and the tapered end 8 are the same. Referring to fig. 3, the tapered end 8 is disposed at the right end of the rotating shaft 3, and the tapered hole 7 is disposed at the left end of the sleeve 6. The tapered end 8 is at the same angle as the tapered bore 7 so that when the two are plugged into each other, they are able to mate circumferentially.
The spiral cutter processing seat further comprises a pressing mechanism which is arranged on the mounting block 2 and used for pressing the sliding block 5, and the pressing mechanism and the rotating shaft 3 are respectively arranged on two sides of the sliding block 5 along the sliding direction.
Referring to fig. 1, in the present embodiment, the pressing mechanism includes a rotary telescopic rod 11 provided in the mounting block 2, and a pressing plate 12 attached to the rotary telescopic rod 11. The rotary telescopic rod 11 can simultaneously realize the functions of rotation and expansion, the compression of the sliding block 5 is realized through expansion, and the abdication of the sliding block 5 is realized through rotation. The axial line direction of the rotary telescopic rod 11 is parallel to the axial line direction of the rotary shaft 3.
Referring to fig. 3, the sleeve 6 includes a second body 61 disposed in the slider 5, a second extension portion 62 formed by coaxially extending outward from an end of the second body 61 near the rotating shaft 3, and a tapered hole 7 disposed in the second extension portion 62. The second extension 62 is provided at the left end of the second body 61 (left in fig. 3 is left here).
The above-mentioned spiral cutter processing seat further includes a first mounting hole provided in the first extension portion 22 and used for being penetrated by the rotating shaft 3 coaxially, and a second mounting hole provided in the sliding block 5 and used for being penetrated by the shaft sleeve 6 coaxially, wherein the first mounting hole and the second mounting hole are arranged coaxially. In this embodiment, the above-mentioned spiral tool processing seat further includes a first bearing 9 disposed in the first mounting hole, and a second bearing 10 disposed in the second mounting hole.
Referring to fig. 4-7, the mounting mechanism includes a first convex ring 16 coaxially protruding from one side end surface of the spiral cutter 1, a first limiting groove 17 formed on the first convex ring 16, a second convex ring 18 coaxially protruding from the rotating shaft 3, a second limiting groove 19 formed on the second convex ring 18, a first shaft sleeve 20 sleeved on the rotating shaft 3 and propped between the first convex ring 16 and the second convex ring 18, a first limiting piece 21 protruding from one end of the first shaft sleeve 20 and used for being matched and propped into the first limiting groove 17, and a second limiting piece 22 protruding from the other end of the first shaft sleeve 20 and used for being matched and propped into the second limiting groove 19.
Referring to fig. 5, in the present embodiment, the left end of the rotating shaft 3 is connected to the output end of the driving motor 4, the second convex ring 18 is convexly arranged near the middle of the rotating shaft 3, the second convex ring 18 is fixedly sleeved on the rotating shaft 3, and the first convex ring 16 is convexly arranged on the left end face of the spiral cutter 1. Wherein, the first convex ring 16 and the spiral cutter 1 are integrally formed; the second convex ring 18 is integrally formed with the rotating shaft 3.
Referring to fig. 7, in this embodiment, two first limiting grooves 17 are respectively provided at two radial ends of the first convex ring 16. The first limiting groove 17 cuts off the first convex ring 16 in the radial direction of the first convex ring 16.
Referring to fig. 5-6, in this embodiment, two second limiting grooves 19 are respectively disposed at two radial ends of the second convex ring 18. The second limiting groove 19 cuts off the second convex ring 18 in the radial direction of the second convex ring 18.
Referring to fig. 4-5, in this embodiment, the outer diameter of the first collar 16 is smaller than the inner diameter of the knife edge 25 (herein knife edge 25 refers to the lowest point between the knife edges) on the helical cutter 1; by this arrangement, the first collar 16 is prevented from interfering with the workpiece when the helical cutter 1 processes the workpiece. The inner diameter of the first convex ring 16, the inner diameter of the second convex ring 18, the inner diameter of the spiral cutter 1 and the diameter of the rotating shaft 3 are the same so as to be matched and installed with each other. The inner diameters of the first sleeve 20 and the second sleeve 23 are the same as the diameter of the rotating shaft 3.
The mounting mechanism further comprises a second sleeve 23 sleeved on the rotating shaft 3 and propped against one side of the spiral cutter 1, which is away from the first convex ring 16, and a locking nut 24 which is arranged on the rotating shaft 3 in a threaded manner and used for propping against the second sleeve 23.
Referring to fig. 5-6, in this embodiment, the left end of the second shaft sleeve 23 abuts against the right end face of the spiral cutter 1, a thread is provided on the right end of the rotating shaft 3, and the lock nut 24 abuts against the right end of the second shaft sleeve 23 through the thread, so that the second shaft sleeve 23, the spiral cutter 1 and the first shaft sleeve 20 abut against the second convex ring 18 in sequence, and the fixed connection of the spiral cutter 1 is realized. Wherein the lock nut 24 is arranged between the second sleeve 23 and the tapered end 8, and does not affect the matching installation of the tapered end 8 and the tapered hole 7.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (8)
1. A spiral cutter processing seat which is characterized in that: the device comprises a mounting block, a driving mechanism for driving the mounting block to move, a rotating shaft which can rotate around the axis direction of the mounting block and is penetrated in the mounting block, a spiral cutter which is fixedly arranged on the rotating shaft through the mounting mechanism, a driving motor which is arranged on the mounting block and is used for driving the rotating shaft to rotate, a sliding block which can slide along the axis direction of the rotating shaft and is arranged on the mounting block, and a shaft sleeve which can rotate around the axis direction of the mounting block and is penetrated in the sliding block;
the shaft sleeve comprises a conical hole coaxially arranged in the shaft sleeve, and the rotating shaft comprises a conical end part which is arranged at one end of the rotating shaft and is used for coaxially penetrating into the conical hole; the taper angles of the taper hole and the taper end part are the same;
the processing seat further comprises a pressing mechanism which is arranged on the mounting block and used for pressing the sliding block, and the pressing mechanism and the rotating shaft are respectively arranged on two sides of the sliding block along the sliding direction of the sliding block;
The mounting mechanism comprises a first convex ring coaxially arranged on one side of the spiral cutter, a first limiting groove formed in the first convex ring, a second convex ring coaxially arranged on the rotating shaft, a second limiting groove formed in the second convex ring, a first shaft sleeve sleeved on the rotating shaft and propped between the first convex ring and the second convex ring, a first limiting piece protruding from one end of the first shaft sleeve and used for being matched with the first limiting groove, a second limiting piece protruding from the other end of the first shaft sleeve and used for being matched with the second limiting groove, a second shaft sleeve sleeved on the rotating shaft and propped on one side of the spiral cutter away from the first convex ring, and a locking nut screwed on the rotating shaft and used for propping against the second shaft sleeve;
the mounting block comprises a first body and a first extension part which extends outwards from one end of the first body along the direction vertical to the first body, and the rotating shaft can rotate around the axis direction of the rotating shaft and is penetrated in the first extension part;
The shaft sleeve comprises a second body arranged in the sliding block and a second extending part which is coaxially and outwardly extended from one end, close to the rotating shaft, of the second body, and the conical hole is formed in the second extending part.
2. A screw cutter tooling pallet according to claim 1, wherein: the first body is provided with a guide groove parallel to the axial line direction of the rotating shaft, the sliding block is slidably arranged on the guide groove, the sliding block and the first extension part are arranged at intervals along the axial line direction of the rotating shaft, and the spiral cutter is arranged between the sliding block and the first extension part.
3. A screw cutter tooling pallet according to claim 1, wherein: the processing seat further comprises a first mounting hole which is formed in the mounting block and is coaxially penetrated by the rotating shaft, and a second mounting hole which is formed in the sliding block and is coaxially penetrated by the shaft sleeve, wherein the first mounting hole and the second mounting hole are coaxially arranged.
4. A screw cutter tooling pallet according to claim 1, wherein: the compressing mechanism comprises a rotary telescopic rod arranged in the mounting block and a pressing plate connected to the rotary telescopic rod.
5. A screw cutter tooling pallet according to claim 1, wherein: the driving mechanism comprises a base, a first sliding seat which can slide along the left-right direction and is arranged on the base, a first motor which is arranged on the base and is used for driving the first sliding seat, a second sliding seat which can slide along the front-back direction and is arranged on the first sliding seat, a second motor which is arranged on the first sliding seat and is used for driving the second sliding seat, a mounting block which can slide along the up-down direction and is arranged on the second sliding seat, and a third motor which is arranged on the second sliding seat and is used for driving the mounting block.
6. A screw cutter tooling pallet according to claim 1, wherein: the lock nut is disposed between the second sleeve and the tapered end.
7. A screw cutter tooling pallet according to claim 1, wherein: the two first limiting grooves are respectively arranged at the two radial ends of the first convex ring.
8. A screw cutter tooling pallet according to claim 1, wherein: the two second limiting grooves are respectively arranged at the two radial ends of the second convex ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011333930.0A CN112317831B (en) | 2020-11-25 | 2020-11-25 | Spiral cutter processing seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011333930.0A CN112317831B (en) | 2020-11-25 | 2020-11-25 | Spiral cutter processing seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112317831A CN112317831A (en) | 2021-02-05 |
| CN112317831B true CN112317831B (en) | 2024-08-09 |
Family
ID=74309396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011333930.0A Active CN112317831B (en) | 2020-11-25 | 2020-11-25 | Spiral cutter processing seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112317831B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213794458U (en) * | 2020-11-25 | 2021-07-27 | 张家港市真智自动化科技有限公司 | Spiral cutter machining seat |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1098607A (en) * | 1965-08-14 | 1968-01-10 | William Alfred Tuplin | Machines for cutting or finishing helical grooves |
| DE102012214923A1 (en) * | 2012-03-23 | 2013-09-26 | Gühring Ohg | Interface between two system modules of a tool system |
| CH715794B8 (en) * | 2019-07-17 | 2020-11-13 | Reishauer Ag | Machine tool for rolling machining of rotating parts with groove-shaped profiles. |
| CN211221585U (en) * | 2019-09-24 | 2020-08-11 | 漳州市陆海环保产业开发有限公司 | Separating device for aluminum-plastic composite film |
| CN211915633U (en) * | 2020-02-17 | 2020-11-13 | 大连圣博达科技有限公司 | Milling cutter mechanism with thread structure |
-
2020
- 2020-11-25 CN CN202011333930.0A patent/CN112317831B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213794458U (en) * | 2020-11-25 | 2021-07-27 | 张家港市真智自动化科技有限公司 | Spiral cutter machining seat |
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| Publication number | Publication date |
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| CN112317831A (en) | 2021-02-05 |
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