CN113580233A - Adjustable paper tube cutting machine - Google Patents
Adjustable paper tube cutting machine Download PDFInfo
- Publication number
- CN113580233A CN113580233A CN202110909816.6A CN202110909816A CN113580233A CN 113580233 A CN113580233 A CN 113580233A CN 202110909816 A CN202110909816 A CN 202110909816A CN 113580233 A CN113580233 A CN 113580233A
- Authority
- CN
- China
- Prior art keywords
- pressing
- paper tube
- cutting machine
- sleeved
- shaft
- 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.)
- Pending
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 30
- 238000003825 pressing Methods 0.000 claims abstract description 74
- 239000007787 solid Substances 0.000 claims 4
- 230000000694 effects Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 6
- 239000004745 nonwoven fabric Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
- B26D1/143—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a stationary axis
- B26D1/15—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a stationary axis with vertical cutting member
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
- B26D5/086—Electric, magnetic, piezoelectric, electro-magnetic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D2007/013—Means for holding or positioning work the work being tubes, rods or logs
Abstract
The invention discloses an adjustable paper tube cutting machine which comprises a base, wherein a vertical plate is arranged on the base, a vertical block is arranged on the left side of the vertical plate, a vertical column is arranged on the right side of the vertical plate, a first motor is arranged on the vertical block, a driving shaft is connected to the right side of the first motor, a main gear is sleeved on the driving shaft, a connecting rod is arranged on the rear side of the first motor, a secondary gear is sleeved on the connecting rod, a belt is sleeved on the secondary gear, a connecting piece is arranged on the right side of the driving shaft, a fixed disc is sleeved on the connecting piece, a limiting through hole is formed in the fixed disc, the right end of the fixed disc is connected with a pressing spring, a lower expansion block is arranged on the connecting piece, an upper expansion block is arranged above the lower expansion block, and pressing chutes are formed in the upper expansion block and the lower expansion block. The paper tubes with different calibers can be fixed by designing the device, the fixation of the paper tubes with multiple calibers can be achieved without replacing parts, and the working efficiency is improved.
Description
Technical Field
The invention relates to the field of non-woven fabrics, in particular to an adjustable paper tube cutting machine.
Background
At present, in the production of non-woven fabrics, a paper tube is cut into a required size by a paper tube cutting machine, the paper tube is used on a winding machine or a splitting machine, the non-woven fabrics are wound on the paper tube, and a finished product or a semi-finished product is manufactured;
the caliber of a paper tube cut by the traditional paper tube cutting machine is fixed and cannot be adjusted. Therefore, the present invention provides an adjustable paper tube cutting machine to solve the problems in the background art.
Disclosure of Invention
The invention aims to provide an adjustable paper tube cutting machine to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an adjustable paper tube cutting machine comprises a base, wherein a vertical plate is arranged on the base, a vertical block is arranged on the left side of the vertical plate, a vertical column is arranged on the right side of the vertical plate, a first motor is mounted on the vertical block, a driving shaft is connected to the right side of the first motor, a main gear is sleeved on the driving shaft, a connecting rod is arranged on the rear side of the first motor, a secondary gear is sleeved on the connecting rod, a belt is sleeved on the secondary gear, a connecting piece is mounted on the right side of the driving shaft, a fixed disc is sleeved on the connecting piece, a limiting through hole is formed in the fixed disc, the right end of the fixed disc is connected with a pressing spring, a lower expansion block is mounted on the connecting piece, an upper expansion block is arranged above the lower expansion block, and pressing chutes are formed in the upper expansion block and the lower expansion block;
a fourth movable groove is formed in the base, a second motor is installed at one end of the fourth movable groove, one end of the second motor is connected with a threaded rod, limiting rods are arranged on the upper side and the lower side of the threaded rod, and a fixing block is sleeved on the threaded rod in a threaded manner;
the fixed block is connected with a first fixed ring, the first fixed ring is provided with a fixed shaft, a connecting shaft is arranged in the fixed shaft, a pressing plate is sleeved on the fixed shaft, a through groove is formed in one end of the pressing plate, limiting rings are mounted on the inner wall of the through groove, and a coil spring is arranged between the two limiting rings;
the right end of the connecting rod is connected with a first limiting rod, the first limiting rod is sleeved with a rotary table, a circular groove is formed in the rotary table, teeth are arranged on the inner wall of the circular groove, a second fixing ring is arranged on the periphery of the rotary table, a clamping ring is installed in the second fixing ring, a handle is installed at the top of the second fixing ring, a third movable groove is formed in the second fixing ring, a pressing gear is arranged in the third movable groove, a driving wheel is arranged between the pressing gears, a pressing shaft is sleeved in the driving wheel, and a cutting disc is installed at one end of the pressing shaft.
As a further scheme of the invention, a pressing disc is arranged on the periphery of the upper expansion block, a first movable groove is formed in the pressing disc, a second movable groove is formed in the first movable groove, a pressing strip is arranged in the second movable groove, one side of the pressing strip is connected with a spring, and the spring is connected with one end of the second movable groove.
As a further scheme of the invention, the inner end of the coil spring is fixedly connected with the connecting shaft, and the outer end of the coil spring is fixedly connected with the inner wall of the through groove.
As a further scheme of the invention, the vertical plate is provided with an annular through groove, and the annular through groove is rotationally clamped with the fixed disc.
As a further scheme of the invention, the middle of the pressing disc is provided with an expansion wheel which is in sliding engagement with the pressing chute, the left side of the pressing disc is provided with a third limiting rod, and the pressing disc is in sliding sleeve connection with the fixed disc through the third limiting rod.
As a further scheme of the invention, a second limiting rod is fixedly installed at the top end of the vertical plate, and the right end of the second limiting rod is fixedly installed with the top end of the upright post.
As a further scheme of the invention, the pressing shaft is in pressing contact with the second fixing ring, and the driving wheel is in pressing engagement with the teeth.
As a still further aspect of the present invention, the fixed disk is connected to the pressing disk by a pressing spring.
Compared with the prior art, the invention has the beneficial effects that:
the paper tubes with different calibers can be fixed by designing the device, the fixation of the paper tubes with multiple calibers can be achieved without replacing parts, and the working efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of an adjustable paper tube cutting machine.
Fig. 2 is a schematic structural diagram of a neutral block of the adjustable paper tube cutting machine.
FIG. 3 is a schematic structural diagram of a central pillar of an adjustable paper tube cutting machine.
Fig. 4 is a schematic structural diagram of a pressing spring in the adjustable paper tube cutting machine.
FIG. 5 is a schematic structural diagram of a first fixing ring in the adjustable paper tube cutting machine.
FIG. 6 is an enlarged view of the adjustable paper tube cutter shown in FIG. 5A.
Fig. 7 is a schematic structural diagram of a second fixing ring in the adjustable paper tube cutting machine.
In the figure: 1. a base; 2. a vertical plate; 201. erecting a block; 202. a column; 3. an annular through groove; 4. a first motor; 5. a drive shaft; 6. a main gear; 7. a connecting member; 8. fixing the disc; 801. pressing the spring; 9. a limiting through hole; 10. a lower expansion block;
11. an upper expansion block; 12. pressing the chute; 13. pressing the disc; 14. a first movable groove; 15. a second movable groove; 16. layering; 17. a spring; 18. an expansion wheel; 19. a first fixing ring; 20. a fixed shaft;
21. a connecting shaft; 22. pressing the plate; 23. a limiting ring; 24. a coil spring; 25. a third limiting rod; 26. a belt; 27. a pinion gear; 28. a connecting rod; 29. a first limiting rod; 30. a second limiting rod;
31. a second fixing ring; 32. a snap ring; 33. a third movable groove; 34. pressing the gear; 35. a turntable; 36. teeth; 37. a drive wheel; 38. pressing the shaft; 39. cutting the disc; 40. a movable groove IV;
41. a second motor; 42. a threaded rod; 43. a fourth limiting rod; 44. a fixed block; 45. a handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, in the embodiment of the present invention, an adjustable paper tube cutting machine includes a base 1, a vertical plate 2 is arranged on the base 1, a second limiting rod 30 is fixedly mounted at the top end of the vertical plate 2, a right end of the second limiting rod 30 is fixedly mounted at the top end of an upright column 202, an annular through groove 3 is formed in the vertical plate 2, the annular through groove 3 is rotatably clamped with a fixed plate 8, a vertical block 201 is arranged at the left side of the vertical plate 2, the upright column 202 is arranged at the right side of the vertical plate 2, a first motor 4 is mounted on the vertical block 201, a driving shaft 5 is connected at the right side of the first motor 4, a main gear 6 is sleeved on the driving shaft 5, a connecting rod 28 is arranged at the rear side of the first motor 4, a secondary gear 27 is sleeved on the connecting rod 28, a belt 26 is sleeved on the secondary gear 27, a connecting member 7 is mounted at the right side of the driving shaft 5, a fixed plate 8 is sleeved on the connecting member 7, the fixed plate 8 is connected with a pressing plate 13 through a pressing spring 801, a limiting through hole 9 is formed in the fixed disc 8, the right end of the fixed disc 8 is connected with a pressing spring 801, a lower expansion block 10 is installed on the connecting piece 7, an upper expansion block 11 is arranged above the lower expansion block 10, and pressing chutes 12 are formed in the upper expansion block 11 and the lower expansion block 10;
a pressing disc 13 is arranged on the periphery of the upper expansion block 11, an expansion wheel 18 is arranged in the middle of the pressing disc 13, the expansion wheel 18 is in sliding engagement with a pressing chute 12, a limiting rod III 25 is mounted on the left side of the pressing disc 13, the pressing disc 13 is in sliding sleeve connection with the fixed disc 8 through the limiting rod III 25, a movable groove I14 is formed in the pressing disc 13, a movable groove II 15 is formed in the movable groove I14, a pressing strip 16 is arranged in the movable groove II 15, one side of the pressing strip 16 is connected with a spring 17, and the spring 17 is connected with one end of the movable groove II 15;
a movable groove IV 40 is formed in the base 1, a second motor 41 is installed at one end of the movable groove IV 40, one end of the second motor 41 is connected with a threaded rod 42, limiting rods IV 43 are arranged on the upper side and the lower side of the threaded rod 42, and a fixing block 44 is sleeved on the threaded rod 42 in a threaded manner;
the fixing block 44 is connected with a first fixing ring 19, the first fixing ring 19 is provided with a fixing shaft 20, a connecting shaft 21 is arranged in the fixing shaft 20, a pressing plate 22 is sleeved on the fixing shaft 20, a through groove is formed in one end of the pressing plate 22, limiting rings 23 are mounted on the inner walls of the through grooves, a coil spring 24 is arranged between the two limiting rings 23, the inner end of the coil spring 24 is fixedly connected with the connecting shaft 21, and the outer end of the coil spring 24 is fixedly connected with the inner walls of the through grooves;
the right end of the connecting rod 28 is connected with a first limiting rod 29, the first limiting rod 29 is sleeved with a rotary disc 35, the rotary disc 35 is provided with an annular groove, teeth 36 are arranged on the inner wall of the annular groove, the periphery of the rotary disc 35 is provided with a second fixing ring 31, a clamping ring 32 is arranged in the second fixing ring 31, a handle 45 is arranged at the top of the second fixing ring 31, a third movable groove 33 is arranged on the second fixing ring 31, a pressing gear 34 is arranged in the third movable groove 33, a driving wheel 37 is arranged between the pressing gear 34, a pressing shaft 38 is sleeved in the driving wheel 37, the pressing shaft 38 is in pressing contact with the second fixing ring 31, the driving wheel 37 is in extrusion meshing with the teeth 36, and a cutting disc 39 is arranged at one end of the pressing shaft 38.
The working principle of the invention is as follows:
when the paper tube passes through the first fixing ring 19, the pressing plate 22 is matched with the coil spring 24 to press the paper tube for limiting, after one end of the paper tube is contacted with the pressing disc 13, the pressing disc 13 is continuously pressed inwards, so that in the process that the pressing disc 13 moves leftwards, the upper expansion block 11 and the lower expansion block 10 are pressed and expanded upwards and downwards through the matching of the expanding wheel 18 and the pressing chute 12, and the paper tube is fixed by the expanded upper expansion block 11 and the expanded lower expansion block 10;
the first motor 4 drives the driving shaft 5 to rotate, the driving shaft 5 rotates to drive the connecting piece 7, the upper expansion block 11 and the lower expansion block 10 to rotate, so that the paper tube which is expanded and fixed rotates, when the driving shaft 5 rotates, the main gear 6 drives the pinion to rotate 27 through the belt 26, the pinion 27 rotates to drive the connecting rod 28 and the limiting rod I29 to rotate so as to drive the turntable 35 to rotate, the turntable 35 rotates to drive the driving wheel 37 on the cutting disk 39 to displace and rotate, so that the cutting disk 39 rotates under the limiting of the abutting shaft 38 and the fixing ring II 31, and the paper tube is cut;
it should be noted that, when the driving wheel 37 is meshed with the pressing gear 34, the pressing gear 34 is rotatably connected to the second fixing ring 31, so that the driving wheel 37 is not hindered from rotating.
And the handle 45 arranged at the top end of the second fixing ring 31 can slide by matching with the second limiting rod 30, so that the paper tube can be movably cut.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. An adjustable paper tube cutting machine comprises a base (1) and is characterized in that a vertical plate (2) is arranged on the base (1), a vertical block (201) is arranged on the left side of the vertical plate (2), an upright column (202) is arranged on the right side of the vertical plate (2), a first motor (4) is installed on the vertical block (201), a driving shaft (5) is connected to the right side of the first motor (4), a main gear (6) is sleeved on the driving shaft (5), a connecting rod (28) is arranged on the rear side of the first motor (4), a secondary gear (27) is sleeved on the connecting rod (28), a belt (26) is sleeved on the secondary gear (27), a connecting piece (7) is installed on the right side of the driving shaft (5), a fixed disc (8) is sleeved on the connecting piece (7), a limiting through hole (9) is formed in the fixed disc (8), a pressing spring (801) is connected to the right end of the fixed disc (8), and a lower expansion block (10) is installed on the connecting piece (7), an upper expansion block (11) is arranged above the lower expansion block (10), and the upper expansion block (11) and the lower expansion block (10) are both provided with a pressing chute (12);
a movable groove IV (40) is formed in the base (1), a second motor (41) is installed at one end of the movable groove IV (40), a threaded rod (42) is connected to one end of the second motor (41), limiting rods IV (43) are arranged on the upper side and the lower side of the threaded rod (42), and a fixing block (44) is sleeved on the threaded rod (42) in a threaded manner;
the fixing block (44) is connected with a first fixing ring (19), a first fixing shaft (20) is arranged on the first fixing ring (19), a connecting shaft (21) is arranged in the first fixing shaft (20), a pressing plate (22) is sleeved on the fixing shaft (20), a through groove is formed in one end of the pressing plate (22), limiting rings (23) are installed on the inner wall of the through groove, and a coil spring (24) is arranged between the two limiting rings (23);
connecting rod (28) right-hand member is connected with gag lever post (29), cup joints carousel (35) on gag lever post (29), has seted up the ring channel on carousel (35), is provided with tooth (36) on the ring channel inner wall, carousel (35) week side is provided with solid fixed ring two (31), installs snap ring (32) in solid fixed ring two (31), and handle (45) are installed at solid fixed ring two (31) top, has seted up activity groove three (33) in solid fixed ring two (31), is provided with in activity groove three (33) and supports pressure gear (34), two support and be provided with drive wheel (37) between pressure gear (34), cup joints in drive wheel (37) and supports pressure shaft (38), supports pressure shaft (38) one end and installs cutting dish (39).
2. The adjustable paper tube cutting machine according to claim 1, wherein a pressing disc (13) is arranged on the periphery of the upper expansion block (11), a first movable groove (14) is formed in the pressing disc (13), a second movable groove (15) is formed in the first movable groove (14), a pressing strip (16) is arranged in the second movable groove (15), a spring (17) is connected to one side of the pressing strip (16), and the spring (17) is connected to one end of the second movable groove (15).
3. The adjustable paper tube cutting machine as claimed in claim 1, wherein the inner end of the coil spring (24) is fixedly connected with the connecting shaft (21), and the outer end of the coil spring (24) is fixedly connected with the inner wall of the through groove.
4. The adjustable paper tube cutting machine according to claim 1, wherein the vertical plate (2) is provided with an annular through groove (3), and the annular through groove (3) is rotatably clamped with the fixed disc (8).
5. The adjustable paper tube cutting machine according to claim 1, wherein an expanding wheel (18) is arranged in the middle of the pressing plate (13), the expanding wheel (18) is in sliding engagement with the pressing chute (12), a third limiting rod (25) is arranged on the left side of the pressing plate (13), and the pressing plate (13) is in sliding sleeve connection with the fixed plate (8) through the third limiting rod (25).
6. The adjustable paper tube cutting machine according to claim 1, wherein a second limiting rod (30) is fixedly mounted at the top end of the vertical plate (2), and the right end of the second limiting rod (30) is fixedly mounted at the top end of the upright column (202).
7. The adjustable paper tube cutting machine according to claim 1, wherein the pressing shaft (38) is in pressing contact with the second fixing ring (31), and the driving wheel (37) is in pressing engagement with the teeth (36).
8. The adjustable paper tube cutting machine according to claim 1, characterized in that the fixed disc (8) is connected with the pressing disc (13) through a pressing spring (801).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110909816.6A CN113580233A (en) | 2021-08-09 | 2021-08-09 | Adjustable paper tube cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110909816.6A CN113580233A (en) | 2021-08-09 | 2021-08-09 | Adjustable paper tube cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113580233A true CN113580233A (en) | 2021-11-02 |
Family
ID=78256491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110909816.6A Pending CN113580233A (en) | 2021-08-09 | 2021-08-09 | Adjustable paper tube cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113580233A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207027623U (en) * | 2016-12-30 | 2018-02-23 | 江阴诚公转印包装材料有限公司 | paper tube cutting machine |
| US20190077035A1 (en) * | 2016-05-25 | 2019-03-14 | Uniflex-Hydraulik Gmbh | Machine for cutting tubes |
| CN210551579U (en) * | 2019-09-11 | 2020-05-19 | 常州市晋纯环保科技有限公司 | Splitting machine with adjustable splitting interval |
| CN210705013U (en) * | 2019-08-20 | 2020-06-09 | 蒙城县神运环保新型材料有限公司 | PP tubular product safety processingequipment |
| CN112659242A (en) * | 2021-01-06 | 2021-04-16 | 山西旺中塑料管有限公司 | Punching and cutting device suitable for deep processing of various PE pipes |
-
2021
- 2021-08-09 CN CN202110909816.6A patent/CN113580233A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190077035A1 (en) * | 2016-05-25 | 2019-03-14 | Uniflex-Hydraulik Gmbh | Machine for cutting tubes |
| CN207027623U (en) * | 2016-12-30 | 2018-02-23 | 江阴诚公转印包装材料有限公司 | paper tube cutting machine |
| CN210705013U (en) * | 2019-08-20 | 2020-06-09 | 蒙城县神运环保新型材料有限公司 | PP tubular product safety processingequipment |
| CN210551579U (en) * | 2019-09-11 | 2020-05-19 | 常州市晋纯环保科技有限公司 | Splitting machine with adjustable splitting interval |
| CN112659242A (en) * | 2021-01-06 | 2021-04-16 | 山西旺中塑料管有限公司 | Punching and cutting device suitable for deep processing of various PE pipes |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211102 |
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| RJ01 | Rejection of invention patent application after publication |