CN108941749A - A kind of pipe cutter - Google Patents
A kind of pipe cutter Download PDFInfo
- Publication number
- CN108941749A CN108941749A CN201811033162.XA CN201811033162A CN108941749A CN 108941749 A CN108941749 A CN 108941749A CN 201811033162 A CN201811033162 A CN 201811033162A CN 108941749 A CN108941749 A CN 108941749A
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- China
- Prior art keywords
- cutter
- hole
- fixed block
- bearing
- slot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 15
- 230000006835 compression Effects 0.000 claims description 30
- 238000007906 compression Methods 0.000 claims description 30
- 230000005540 biological transmission Effects 0.000 claims description 22
- 238000010079 rubber tapping Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims 1
- 239000002699 waste material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D21/00—Machines or devices for shearing or cutting tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/02—Arrangements for holding, guiding, and/or feeding work during the operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D35/00—Tools for shearing machines or shearing devices; Holders or chucks for shearing tools
- B23D35/005—Adjusting the position of the cutting members
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Crushing And Pulverization Processes (AREA)
- Sawing (AREA)
Abstract
The invention belongs to cutting machine technical fields, are related to a kind of pipe cutter, solve the blade in processing and are also easily damaged, increase cost, tool feeding needs manual control, large labor intensity.A kind of pipe cutter, include pedestal, pedestal is equipped with cutter device and control device, it is characterized in that, the cutter device includes fixed block, the fixed block is equipped with cutter, there is inclined-plane one on the outside of the cutter, the control device includes the clamping sleeve being sheathed on fixed block, has inclined-plane two corresponding with inclined-plane one on the outside of cutter on the inside of clamping sleeve, and the cutting machine is additionally provided with the driving source for driving clamping sleeve movement.The present invention is fed by automatic cutting and reduces labor intensity, and cutter is hardly damaged.
Description
Technical field
The invention belongs to cutting machine technical fields, are related to a kind of pipe cutter.
Background technique
Since exclusion pipeline is tortuous, and tube wall is relatively thin, leads in each the case where be easy to causeing deformation in the process of cutting
Cause is scrapped.Original cutting exhaust pipe need to discard exhaust pipe to guarantee not cause to deform when processing cutting using part
Part is clamped at three chucking chuck, and each clamping requires back and forth to open chuck, and clamping is inconvenient.When being cut, cutting
Whole exhaust pipe of having no progeny is fallen from three chucking chuck using part to cause to collide with, and be easy to cause exhaust tube outer surface gouge, and
It needs to open scroll chuck and takes out waste material, it is also more troublesome to take out waste material.It is rotated when cutting by workpiece, manpower control
Blade processed advances, and useless power when operation is useless, the edge of a knife after cutting is uneven, and burr is longer, is unfavorable for next processing, is adding
Working hour blade is also easily damaged, and increases cost.
Summary of the invention
The purpose of the present invention is there is the above problem in view of the prior art, a kind of pipe cutter is proposed, the present invention
The technical problem to be solved is that: it is fed by automatic cutting and reduces labor intensity.
Object of the invention can be realized by the following technical scheme:
A kind of pipe cutter, includes pedestal, and pedestal is equipped with cutter device and control device, which is characterized in that described
Cutter device includes fixed block, and the fixed block is equipped with cutter, has inclined-plane one, the control device packet on the outside of the cutter
Containing the clamping sleeve being sheathed on fixed block, there is inclined-plane two corresponding with inclined-plane one on the outside of cutter on the inside of clamping sleeve, it is described to cut
Cutting mill is additionally provided with the driving source for driving clamping sleeve movement.
Its working principles are as follows: fixed block is arranged concentrically with clamping sleeve, driving source, which acts on, drives clamping sleeve on clamping sleeve
It is moved, variation that one position of inclined-plane occurs is bonded automatically by cutter to fixed block by the inclined-plane two being equipped on the inside of clamping sleeve
Center pushes movement and workpiece is clamped and is cut, the feeding without manual control cutter.
In a kind of above-mentioned pipe cutter, the pipe cutter also includes cabinet and motor, is equipped with tooth in cabinet
Wheel one and gear two, gear one are fixed on motor, and gear one is engaged with the gear two being sheathed on transmission shaft, the cabinet packet
Containing platform one and platform two, transmission axis hole is offered on platform one and platform two, the transmission axis hole is equipped with bearing one and axis
Two are held, the both ends of the drive shaft is plugged in bearing one and two inner ring of bearing respectively.The power of motor passes through gear one and gear two
Drive to transmission shaft, by the setting of the platform of cabinet by sky between two one end of gear being fixed on transmission shaft and pedestal there are
Gap interfere transmission shaft can with autorotation not by bearing.
In a kind of above-mentioned pipe cutter, the upper end of fixing block is equipped with compact heap, and lower end is equipped with annular protrusion one,
The annular protrusion one is equipped with slot one, and the transmission shaft upper end is equipped with annular protrusion two, and the annular protrusion two is equipped with slot two, institute
It states in slot one and slot two and is plugged with key one simultaneously.The slot being equipped between fixed block and transmission shaft, the key set in slot altogether to fix
Block and transmission shaft rotate synchronously, and the cutter being arranged on fixed block rotation is also made to have cutting power, and compact heap is arranged in fixation
On block, prevents the cutter in cutting from running upwards, play the role of limit to cutter.
In a kind of above-mentioned pipe cutter, cutter tail portion side is equipped with baffle, sets between baffle and fixed block
Flexible part, the fixed block outer surface be equipped with several holes three, described elastic component one end be set to hole three in, the other end with it is described
Baffle leans.After clamping sleeve pushes cutter to fixed block, clamping sleeve restore to it is in situ when, by the elastic component by cutter
Automatic rebounding is to original position.
In a kind of above-mentioned pipe cutter, the gradient on inclined-plane one is 25 degree to 35 degree on the outside of the cutter.Inclined-plane is
25 to 35 degree can make clamping sleeve impulse stroke moderate, avoid the overlong time of tool feeding, guarantee cutting efficiency.
In a kind of above-mentioned pipe cutter, the fixed block outer surface offers slot three, and correspondence is opened on the inside of clamping sleeve
Equipped with slot four, the slot three is plugged with key two with slot four simultaneously.The key being equipped between fixed block and clamping sleeve makes clamping sleeve and consolidates
Determine block while rotating, similarly clamping sleeve, fixed block and rotation axis are all total connection rotations.
In a kind of above-mentioned pipe cutter, annular groove is offered on the outside of the clamping sleeve, is equipped in the annular groove
Bearing three, the control device also include compression bar and compression bar bracket, Kong Si are equipped in the middle part of compression bar, pin shaft one passes through three inner ring of bearing
It is connected with hole four, the compression bar bracket is fixed on the upper surface of the platform one by fastener three, sets on the compression bar bracket
There is hole five, bearing four is equipped in hole five, compression bar front end is correspondingly provided with hole six, and pin shaft two passes through four inner ring of bearing and is connected with hole six.
Compression bar bracket is as compression bar end fulcrum, and by connecting with the bearing being arranged on clamping sleeve, the movement of compression bar will make to compress compression bar
Set carries out upper and lower movement, does not limit other movements of clamping sleeve.
In a kind of above-mentioned pipe cutter, one upper surface of platform is additionally provided with flat block, sets in the flat block
There are cylinder and travel limit frame, finite place piece is set on the travel limit frame, compression bar tail portion is bolted in the cylinder.
Cylinder is connect with compression bar, and cylinder moves compression bar, and the limited block being arranged on travel limit frame, playing prevents excessive ring cutting,
Switch to the effect of exhaust pipe inner tube.
In a kind of above-mentioned pipe cutter, material-dropping hole one is provided on the pedestal, transmission shaft corresponds to material-dropping hole one and sets
There is material-dropping hole two, corresponding two fixed block of material-dropping hole is equipped with material-dropping hole three, and corresponding three compact heap of material-dropping hole is equipped with tapping hole.It opens up
Material-dropping hole makes the waste material after cutting fall automatically collection, is not required to manually unload, the tapping hole opened up on compact heap makes to be added
Work workpiece is put into processing in fixed block.
Compared with prior art, the invention has the following advantages that
1, manual operation is convenient and strength-saving, reduces labour, and blade uniform force is hardly damaged, save the cost.2, workpiece is taken
Convenient, workpiece will not be fallen on the ground, when preventing to fall on the ground caused by surface gouge.Waste material can directly fall into scrap basket from machine
In.
Detailed description of the invention
Fig. 1 is pipe cutter general assembly explosive view.
Fig. 2 is pipe cutter rearview.
Fig. 3 is pipe cutter cross-sectional view.
Fig. 4 is cutter device explosive view.
In figure, 1, fixed block；2, cutter；3, inclined-plane one；4, clamping sleeve；5, inclined-plane two；6, cabinet；7, motor；8, gear
One；9, gear two；10, platform one；11, platform two；12, transmission axis hole；13, bearing one；14, bearing two；15, compact heap；16,
Annular protrusion one；17, annular protrusion two；18, slot one；19, slot two；20, key one；21, boss；22, Kong Yi；23, hole two；24,
Blade；25, pin shaft one；26, baffle；27, hole three；28, elastic component；29, slot three；30, slot four；31, key two；32, annular groove；
33, bearing three；34, compression bar；35, compression bar bracket；36, Kong Si；37, pin shaft two；38, fastener；39, hole five；40, bearing four；
41, hole six；42, pin shaft three；43, flat block；44, cylinder；45, travel limit frame；46, locating part；47, bolt；48, material-dropping hole
One；49, material-dropping hole two；50, material-dropping hole three；51, tapping hole；52, pedestal
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
This pipe cutter, includes pedestal 52, and pedestal 52 is equipped with cutter device and control device, it is characterised in that: cuts
Cutting device includes fixed block 1, and fixed block 1 is equipped with cutter 2, and fixed block offers the groove of arrangement of tool, and cutter 2 is placed in solid
Determine in the groove of block, there is inclined-plane 1 on the outside of cutter 2, control device includes the clamping sleeve 4 being sheathed on fixed block 1, clamping sleeve
4 insides have inclined-plane 25 corresponding with 2 outside inclined-plane 1 of cutter, and the gradient on 2 outside inclined-plane 1 of cutter is 25 degree to 35
Degree, cutting machine are additionally provided with the driving source for driving clamping sleeve 4 to move.It is cylinder as preferred motive source, driving source can also be spiral shell
Bar and gear.
Specifically, this pipe cutter also includes cabinet 6 and motor 7, is equipped with gear 1 and gear 29 in cabinet 6,
Gear 1 is fixed on motor 7, and gear 1 is engaged with the gear 29 being sheathed on transmission shaft, and cabinet 6 includes one 10 He of platform
Transmission axis hole 12 is offered on platform 2 11, platform 1 and platform 2 11, transmission axis hole 12 is equipped with bearing 1 and bearing
2 14, both ends of the drive shaft is plugged in bearing 1 and 2 14 inner ring of bearing respectively.
Specifically such as, as shown in Figure 1 and Figure 4,1 upper end of fixed block is equipped with compact heap 15, and lower end is equipped with annular protrusion one
16, annular protrusion 1 is equipped with slot 1, and transmission shaft upper end is equipped with annular protrusion 2 17, and annular protrusion 2 17 is equipped with slot 2 19,
It is plugged with key 1 simultaneously in slot 1 and slot 2 19.
Further, one 10 lower end surface of platform is equipped with end ring one, in fixed block step surface one and bearing 1
Circle upper surface leans, and one 13 outer ring lower end surface of bearing leans with one upper surface of end ring, end ring one and platform one
10 are fixed by fastener, and annular protrusion is additionally provided on the outside of transmission shaft, and 2 11 upper surface of platform is equipped with end ring two, convex annular
It plays upper surface to lean with 2 14 inner ring lower end surface of bearing, 2 14 outer ring upper surface of bearing offsets with two lower end surface of end ring
It leans on, end ring two is connect with platform 2 11 by fastener.
Shown in as shown in Figure 1, Figure 3 and Figure 4,2 front end of cutter is set there are two boss 21, offers hole 1, boss on boss 21
Blade 24 is equipped between 21,24 corresponding aperture 1 of blade offers hole 2 23, pin shaft 1, pin shaft 1 are additionally provided on cutter 2
It is fixed on cutter 2 across hole 1 and hole 2 23, boss front end face is also provided with the hole of pin for suppressing metal, is equipped with fastener in hole.
2 tail portion side of cutter is equipped with baffle 26, and elastic component 28 is equipped between baffle 26 and fixed block 1, and 1 outer surface of fixed block is equipped with several
A hole 3 27,28 one end of elastic component are set in hole 3 27, and the other end leans with baffle 26.Elastic component 28 can be spring, rubber
Rubber column gel column, plastic block, as preferably using spring.
Specifically, as shown in figures 1 and 3,1 outer surface of fixed block offers slot 3 29, and correspondence opens up on the inside of clamping sleeve 4
There is slot 4 30, slot 3 29 and slot 4 30 are plugged with key 2 31 simultaneously.
Specifically, as shown in figures 1 and 3, annular groove 32 is offered on the outside of clamping sleeve 4, is equipped with bearing in annular groove 32
3 33, control device also includes compression bar and compression bar bracket 35, and hole 4 36 is equipped in the middle part of compression bar, and pin shaft 2 37 passes through in bearing 3 33
Circle is connected with hole 4 36, and compression bar bracket 35 is fixed on the upper surface of platform 1 by fastener 38, and compression bar bracket 35 is equipped with
Hole 5 39, is equipped with bearing 4 40 in hole 5 39, and compression bar front end is correspondingly provided with hole 6 41, pin shaft 3 42 pass through 4 40 inner ring of bearing with
Hole 6 41 is connected.
Further, one 10 upper surface of platform is additionally provided with flat block 43, and flat block 43 is equipped with cylinder 44 and stroke
Limit frame 45, is arranged finite place piece 46 on travel limit frame 45, and cylinder 44 connects compression bar tail portion by bolt 47, and locating part can be with
It is blocky magnet or bolt, as preferably using bolt.
Above-mentioned driving clamping sleeve is completed by the movement of compression bar, also proposes another driving with regard to this present embodiment
Mode, annular groove are opened in clamping sleeve bottom, are equipped with bearing in annular groove, bearing is connected with cylinder, and the movement of cylinder directly acts on
In on clamping sleeve.
Specifically, as shown in figure 3, being provided with material-dropping hole 1 on pedestal 52, transmission shaft correspond to material-dropping hole 1 be equipped with fall
Expect hole 2 49, corresponding 2 49 fixed block 1 of material-dropping hole is equipped with material-dropping hole 3 50, and corresponding 3 50 compact heap 15 of material-dropping hole is equipped with tapping hole
51。
As shown in Figure 1, cutting machine is additionally provided with the locating piece of clamping workpiece, compresses bracket, locking bracket and support frame, pressure
Tight frame is equipped with press strip, and locking bracket is equipped with locking member.Locking member can be to be also possible to compress with the bolt of press strip cooperation
The buckle of press strip.
Working principle of the present invention is as follows: fixed block is arranged concentrically with clamping sleeve, and driving source is acted on clamping sleeve and driven
Clamping sleeve is moved, by the inclined-plane two being equipped on the inside of clamping sleeve be bonded variation that one position of inclined-plane occurs automatically by cutter to
Fixed block center pushes movement and workpiece is clamped and is cut, and clamping sleeve is back to initial position, bullet after the completion of cutting
Cutter is also back to initial position by property part, and without the feeding of manual control cutter, the limited block being arranged on travel limit frame is played
Excessive ring cutting is prevented, the effect of exhaust pipe inner tube is switched to, under the material-dropping hole that pipe cutter opens up keeps the waste material after cutting automatic
Collection is fallen, is not required to manually unload, the tapping hole opened up on compact heap makes workpiece to be processed be put into processing in fixed block.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. a kind of pipe cutter includes pedestal (52), pedestal (52) is equipped with cutter device and control device, and feature exists
In: the cutter device includes fixed block (1), and the fixed block (1) is equipped with cutter (2), is had on the outside of the cutter (2) oblique
Face one (3), the control device include the clamping sleeve (4) being sheathed on fixed block (1), and clamping sleeve (4) inside has and cutter
(2) the corresponding inclined-plane two (5) in outside inclined-plane one (3), the cutting machine are additionally provided with the driving source for driving clamping sleeve (4) movement.
2. pipe cutter according to claim 1, it is characterised in that: the pipe cutter also includes cabinet (6) and electricity
Machine (7) is equipped with gear one (8) and gear two (9) in cabinet (6), and gear one (8) is fixed on motor (7), gear one (8) and
Gear two (9) engagement being sheathed on transmission shaft, the cabinet (6) include platform one (10) and platform two (11), platform one
(10) it and is offered transmission axis hole (12) on platform two (11), the transmission axis hole (12) is equipped with bearing one (13) and bearing two
(14), the both ends of the drive shaft is plugged in bearing one (13) and bearing two (14) inner ring respectively.
3. pipe cutter according to claim 1 or claim 2, it is characterised in that: fixed block (1) upper end is equipped with compact heap
(15), lower end is equipped with annular protrusion one (16), and the annular protrusion one (16) is equipped with slot one (18), and the transmission shaft upper end is equipped with
Annular protrusion two (17), the annular protrusion two (17) are equipped with slot two (19), and the slot one (18) is interior while slotting with slot two (19)
It is connected to key one (20).
4. pipe cutter according to claim 1, it is characterised in that: cutter (2) front end is set there are two boss (21),
Hole one (22) is offered on boss (21), is equipped with blade (24) between boss (21), blade (24) corresponding aperture one (22) is opened
Equipped with hole two (23), pin shaft one (25) is additionally provided on the cutter (2), the pin shaft one (25) passes through hole one (22) and hole two
(23) it is fixed on cutter (2).
5. according to claim 1 or 4 pipe cutters, it is characterised in that: cutter (2) the tail portion side is equipped with baffle
(26), elastic component (28) are equipped between baffle (26) and fixed block (1), fixed block (1) outer surface is equipped with several holes three
(27), described elastic component (28) one end is set in hole three (27), and the other end leans with the baffle (26).
6. pipe cutter according to claim 1, it is characterised in that: the gradient of inclined-plane one (3) is on the outside of the cutter (2)
25 degree to 35 degree.
7. pipe cutter according to claim 1, it is characterised in that: fixed block (1) outer surface offers slot three
(29), corresponding on the inside of clamping sleeve (4) to offer slot four (30), the slot three (29) and slot four (30) are plugged with key two simultaneously
(31)。
8. pipe cutter according to claim 7, it is characterised in that: annular groove is offered on the outside of the clamping sleeve (4)
(32), bearing three (33) is equipped in the annular groove (32), the control device also includes compression bar and compression bar bracket (35), compression bar
Middle part is equipped with Kong Si (36), and pin shaft two (37) passes through bearing three (33) inner ring and is connected with Kong Si (36), the compression bar bracket (35)
The upper surface of the platform one (10) is fixed on by fastener (38), the compression bar bracket (35) is equipped with hole five (39), hole
Bearing four (40) is equipped in five (39), compression bar front end is correspondingly provided with hole six (41), and pin shaft three (42) passes through bearing four (40) inner ring
It is connected with hole six (41).
9. according to claim 1 or 7 or 8 pipe cutters, it is characterised in that: platform one (10) upper surface is additionally provided with
Flat block (43), the flat block (43) is equipped with cylinder (44) and travel limit frame (45), on the travel limit frame (45)
It is arranged finite place piece (46), the cylinder (44) connects compression bar tail portion by bolt (47).
10. pipe cutter according to claim 1 or claim 2, it is characterised in that: material-dropping hole one is provided on the pedestal (52)
(48), transmission shaft corresponds to material-dropping hole one (48) equipped with material-dropping hole two (49), and corresponding material-dropping hole two (49) fixed block (1) is equipped with blanking
Hole three (50), corresponding material-dropping hole three (50) compact heap (15) are equipped with tapping hole (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811033162.XA CN108941749B (en) | 2018-09-05 | 2018-09-05 | Pipeline cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811033162.XA CN108941749B (en) | 2018-09-05 | 2018-09-05 | Pipeline cutting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108941749A true CN108941749A (en) | 2018-12-07 |
| CN108941749B CN108941749B (en) | 2024-07-05 |
Family
ID=64475239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811033162.XA Active CN108941749B (en) | 2018-09-05 | 2018-09-05 | Pipeline cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108941749B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118635581A (en) * | 2024-08-12 | 2024-09-13 | 山东博科真空科技有限公司 | Processing device of screw vacuum pump |
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| CN105522214A (en) * | 2016-01-20 | 2016-04-27 | 池州市容大电气有限公司 | Pipeline cutting machine |
| CN206326182U (en) * | 2016-12-29 | 2017-07-14 | 浙江全球管业有限公司 | High-efficiency pipeline cutting machine |
| CN207746240U (en) * | 2017-12-29 | 2018-08-21 | 南阳淅减汽车减振器有限公司 | Slot rolling machining tool in a kind of metal tube |
| CN108044477A (en) * | 2018-01-12 | 2018-05-18 | 梁甬 | A kind of folding and expanding formula cutting machine that can accurately cut |
| CN208712987U (en) * | 2018-09-05 | 2019-04-09 | 浙江卓驰机械有限公司 | A kind of pipe cutter |
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| CN118635581A (en) * | 2024-08-12 | 2024-09-13 | 山东博科真空科技有限公司 | Processing device of screw vacuum pump |
| CN118635581B (en) * | 2024-08-12 | 2024-10-18 | 山东博科真空科技有限公司 | Processing device of screw vacuum pump |
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