CN210615312U - Auxiliary clamping device for circular tube cutting - Google Patents
Auxiliary clamping device for circular tube cutting Download PDFInfo
- Publication number
- CN210615312U CN210615312U CN201921658757.4U CN201921658757U CN210615312U CN 210615312 U CN210615312 U CN 210615312U CN 201921658757 U CN201921658757 U CN 201921658757U CN 210615312 U CN210615312 U CN 210615312U
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- cutting
- electric push
- cutting machine
- clamping device
- feeding
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Abstract
The utility model discloses a circular tube cutting auxiliary clamping device, which comprises a cutting machine support body, a cutting workbench and a cutting machine, wherein the cutting workbench is provided with the top surface of the cutting machine support body, and a clamping mechanism is arranged on the cutting workbench; the cutting machine is arranged on a feeding path of a round pipe to be cut; the clamping mechanism comprises two stepping motors and two fixed mounting frames, and the stepping motors and the fixed mounting frames are respectively arranged at two ends of the cutting workbench; the stepping motor and the fixed mounting frame are arranged on two sides of a feeding path of the pipeline to be cut; the output end of the stepping motor is provided with a threaded screw rod, the threaded screw rod is provided with a clamping sliding block, and the clamping sliding blocks are connected with a feeding clamping plate through first electric push rods; the fixed mounting frames are provided with fixed clamping plates through second electric push rods; the electric push rod is adopted to drive the feeding clamping plate and the fixing clamping plate, the position deviation phenomenon can be effectively prevented during cutting, and the stepping motor and the threaded screw rod are adopted to control the feeding amount of the round pipe to be cut.
Description
Technical Field
The utility model relates to a pipe cutting field specifically is a clamping device is assisted in pipe cutting.
Background
A round tube cutting machine and mechanical equipment. The method is widely applied to industries such as petroleum, chemical industry, electric power, natural gas, metallurgy, shipbuilding, boilers, pharmacy, water treatment and the like, and pipeline installation engineering, pipeline maintenance and the like of new projects. The pipe cutting machine that uses in the existing market, when cutting the pipe, take place the offset phenomenon easily, and the pipe feed volume is difficult to control, and cutting accuracy is lower, can not satisfy the demand in market.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a clamping device is assisted in pipe cutting has solved pipe cutting centre gripping problem.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a circular tube cutting auxiliary clamping device comprises a cutting machine supporting body, a cutting workbench and a cutting machine, wherein the cutting workbench is arranged on the top surface of the cutting machine supporting body, and a clamping mechanism is arranged on the cutting workbench; the cutting machine is arranged on a feeding path of a round pipe to be cut;
the clamping mechanism comprises two stepping motors and two fixed mounting frames, and the stepping motors and the fixed mounting frames are respectively arranged at two ends of the cutting workbench; the stepping motor and the fixed mounting frame are arranged on two sides of a feeding path of the pipeline to be cut;
the output end of the stepping motor is provided with a threaded screw rod, the threaded screw rod is provided with a clamping sliding block, the clamping sliding blocks are respectively provided with a first electric push rod, the telescopic ends of the two first electric push rods are horizontally arranged in opposite directions, and the telescopic ends of the first electric push rods are respectively connected with a feeding clamping plate;
the fixed mounting frames are provided with second electric push rods, the telescopic ends of the two second electric push rods are horizontally arranged in opposite directions, and the telescopic ends of the second electric push rods are provided with fixed clamping plates; the cutting machine comprises a cutting motor and a cutting blade, wherein the cutting blade is arranged at the output end of the cutting motor.
Be provided with cutting machine mounting bracket, hydraulic cylinder and cutting protective housing on the cutting workstation, hydraulic cylinder sets up on cutting machine mounting bracket top, and hydraulic cylinder's flexible end is vertical down, and the cutting protective housing is connected with the flexible end of hydraulic cylinder, and the cutting motor sets up in the cutting protective housing, installs a set of sliding rail on the cutting machine mounting bracket, cutting protective housing and sliding rail sliding connection.
The electric cutting machine is characterized by further comprising a controller and a power supply, wherein the power supply output end is electrically connected with the hydraulic oil cylinder, the cutting motor, the stepping motor, the first electric push rod and the second electric push rod respectively, and the signal output end of the controller is connected with the signal input ends of the hydraulic oil cylinder, the cutting motor, the stepping motor, the first electric push rod and the second electric push rod respectively.
And the feeding clamping plate is provided with a displacement sensor, and the output end of the displacement sensor is connected with the input end of the controller.
The surfaces of the fixed clamping plate and the feeding clamping plate, which are contacted with the circular pipe to be cut, are cylindrical surfaces, and anti-skid layers are arranged on the cylindrical surfaces.
The upper surface of the cutting workbench is provided with a circular tube placing groove, and the central line of the circular tube placing groove coincides with the feeding path of the circular tube to be cut.
The cutting workbench is provided with a cutting knife groove which is arranged right below the cutting blade.
The free end of the threaded screw rod is provided with a bearing seat, a bearing is arranged in the bearing seat, and the free end of the threaded screw rod is connected with the bearing seat through the bearing.
The bottom of the support body of the cutting machine is provided with a support base.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
the utility model discloses a set up feeding grip block and fixed grip block on the cutting table, adopt electric putter drive feeding grip block and fixed grip block, and grip block and fixed grip block set up at the both ends of cutting table, can prevent effectively that the offset phenomenon from taking place during cutting, adopt step motor and screw lead screw to control the feed quantity of waiting to cut the pipe, make the feeding of pipe every time accurate, improve the precision of unloading; and power is electric, thereby being beneficial to realizing centralized automatic control and saving manpower.
Furthermore, the up-and-down movement of the cutting machine is realized through the hydraulic oil cylinder and the cutting machine mounting frame, especially, enough feeding force can be provided during cutting, and the cutting motor is arranged in the cutting protection shell, so that the motor is prevented from being polluted by cutting powder; the movable sliding rail has a guiding effect on the cutting protective shell, and the stability of the cutting machine is further improved.
Furthermore, the signal output end of the controller is respectively connected with the signal input ends of the hydraulic oil cylinder, the cutting motor, the stepping motor, the first electric push rod and the second electric push rod, so that automatic control cutting is possible to realize.
Furthermore, the displacement sensor can identify the feeding amount of the round pipe to be cut, and the automatic recording of the cutting amount is facilitated.
Further, the cylindrical surface of fixed grip block and feeding grip block all sets up the skid resistant course, can increase fixed grip block and feeding grip block and wait to cut the frictional force between the pipe.
Further, the upper surface of the cutting workbench is provided with a circular tube for placing a groove, the central line of the groove placed on the circular tube coincides with the feeding path of the circular tube to be cut, the groove has a guiding effect on the circular tube to be cut, and the circular tube can be further prevented from being deviated under the action of cutting force.
Furthermore, the cutting knife groove is formed in the cutting workbench and is arranged under the cutting blade, so that the cutting blade can directly cut off a round pipe to be cut when cutting is carried out, the cutting workbench does not need to be cut, and a certain amount of cutting powder can be stored in the cutting knife groove.
Furthermore, a bearing seat is arranged at the free end of the threaded screw rod, a bearing is arranged in the bearing seat, and the free end of the threaded screw rod is connected with the bearing seat through the bearing, so that when the first electric push rod applies pressure to the feeding clamping plate, the rigidity of the threaded screw rod is improved.
Drawings
Fig. 1 is the utility model discloses a clamping device schematic diagram is assisted in pipe cutting.
Fig. 2 is a top view of the clamping mechanism of the present invention.
Fig. 3 is a schematic view of the cutting machine mounting frame of the present invention.
In the figure: 1. a cutter support body; 2. cutting the working table; 3. a cutter mounting frame; 4. a hydraulic cylinder; 5. cutting the protective shell; 6. cutting the motor; 7. a cutting blade; 8. a stepping motor; 9. a threaded lead screw; 10. clamping the sliding block; 11. a first electric push rod; 12. a feeding clamping plate; 13. fixing the mounting rack; 14. a second electric push rod; 15. fixing the clamping plate; 16. a support base; 17. moving the slide rail; 18. cutting a cutter groove; 19. a displacement sensor; 20. the circular tube is placed in the groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, an auxiliary clamping device for circular tube cutting comprises a cutting machine support body 1, a cutting table 2 and a cutting machine, wherein the cutting table 2 is arranged on the top surface of the cutting machine support body 1, and a clamping mechanism is arranged on the cutting table 2; the cutting machine is arranged on a feeding path of a round pipe to be cut; the clamping mechanism comprises two stepping motors 8 and two fixed mounting frames 13, and the stepping motors 8 and the fixed mounting frames 13 are respectively arranged at two ends of the cutting workbench 2; the stepping motor 8 and the fixed mounting frame 13 are arranged on two sides of a feeding path of the pipeline to be cut; the output end of the stepping motor 8 is provided with a threaded screw rod 9, the threaded screw rod 9 is provided with a clamping sliding block 10, the clamping sliding blocks 10 are respectively provided with a first electric push rod 11, the telescopic ends of the two first electric push rods 11 are horizontally arranged in opposite directions, and the telescopic ends of the first electric push rods 11 are respectively connected with a feeding clamping plate 12;
the fixed mounting frames 13 are respectively provided with a second electric push rod 14, the telescopic ends of the two second electric push rods 14 are horizontally arranged in opposite directions, and the telescopic ends of the second electric push rods 14 are respectively provided with a fixed clamping plate 15; the cutter comprises a cutting motor 6 and a cutting blade 7, the cutting blade 7 being mounted at the output of the cutting motor 6.
As shown in fig. 1 and 3, a cutting machine mounting frame 3, a hydraulic oil cylinder 4 and a cutting protective shell 5 are arranged on the cutting workbench 2, the hydraulic oil cylinder 4 is arranged on the top end of the cutting machine mounting frame 3, the telescopic end of the hydraulic oil cylinder 4 faces downwards vertically, the cutting protective shell 5 is connected with the telescopic end of the hydraulic oil cylinder 4, a cutting motor 6 is arranged in the cutting protective shell 5, a group of movable slide rails 17 are mounted on the cutting machine mounting frame 3, and the cutting protective shell 5 is connected with the movable slide rails 17 in a sliding mode.
The cutting machine also comprises a controller and a power supply, wherein the output end of the power supply is electrically connected with the hydraulic oil cylinder 4, the cutting motor 6, the stepping motor 8, the first electric push rod 11 and the second electric push rod 14 respectively, and the signal output end of the controller is connected with the signal input ends of the hydraulic oil cylinder 4, the cutting motor 6, the stepping motor 8, the first electric push rod 11 and the second electric push rod 14 respectively; the feeding clamping plate 12 is provided with a displacement sensor 19, and the output end of the displacement sensor 19 is connected with the input end of the controller.
As shown in fig. 2, the surfaces of the fixed clamping plate 15 and the feeding clamping plate 12, which are in contact with the circular pipe to be cut, are cylindrical surfaces, and the cylindrical surfaces are provided with anti-skid layers; the upper surface of cutting off table 2 has been seted up the pipe and has been placed recess 20, and the center line that recess 20 was placed to the pipe coincides with the feeding path who waits to cut the pipe, the utility model discloses preferred, the center line that recess 20 was placed along cutting off table 2 to the pipe is seted up.
Referring to fig. 1-3, the present invention provides a technical solution: a circular tube cutting auxiliary clamping device comprises a cutting machine supporting body 1, a cutting workbench 2, a cutting machine mounting frame 3, a hydraulic oil cylinder 4, a cutting protective shell 5, a cutting motor 6 and a cutting blade 7, wherein the cutting machine supporting body 1 is placed on the ground, the cutting workbench 2 is installed on the cutting machine supporting body 1, the cutting machine mounting frame 3 is installed on the cutting workbench 2, the hydraulic oil cylinder 4 is installed at the upper end of the cutting machine mounting frame 3, the telescopic end of the hydraulic oil cylinder is vertically downward, the cutting protective shell 5 is installed on the telescopic end of the hydraulic oil cylinder 4, the cutting motor 6 is transversely installed in the cutting protective shell 5, the cutting blade 7 is installed at the rotating end of the cutting motor; fixture, it includes: a group of stepping motors 8 with the same size, a threaded screw rod 9, a clamping sliding block 10, a first electric push rod 11, a feeding clamping plate 12, a group of opposite fixed mounting frames 13, a second electric push rod 14 and a fixed clamping plate 15; a group of stepping motors 8 with the same size are horizontally arranged at the front end of the upper surface of the cutting workbench 2, a threaded screw rod 9 is arranged at the rotating end of the stepping motor 8, a clamping sliding block 10 is slidably arranged on the threaded screw rod 9, a first electric push rod 11 is horizontally arranged on the inner side surface of the clamping sliding block 10, a feeding clamping plate 12 is arranged on the telescopic end of the first electric push rod 11, a group of opposite fixed mounting frames 13 are arranged at the rear end of the upper surface of the cutting workbench 2, a second electric push rod 14 is horizontally arranged on the inner side surface of the fixed mounting frames 13, and a fixed clamping plate 15 is arranged on the telescopic end of the second electric push rod; the bottom of the cutter supporting body 1 is provided with a supporting base 16; a group of movable slide rails 17 are mounted on the cutting machine mounting frame 3, and the movable slide rails 17 are used for enabling the cutting protective shell 5 to slide up and down; the cutting worktable 2 is provided with a cutting knife groove 18, and the cutting knife groove 18 corresponds to the position of the cutting blade 7; a displacement sensor 19 is arranged in the feeding clamping plate 12, and the displacement sensor 19 is used for detecting the feeding amount of the cut round pipe; the cutting workbench 2 is provided with a circular tube placing groove 20.
As an optional embodiment of the utility model, the free end of screw lead screw 9 is provided with the bearing frame, is provided with the bearing in the bearing frame, and the free end of screw lead screw 9 passes through the bearing is connected with the bearing frame.
The following is the utility model discloses well used electrical part model:
cutting a motor: HM-4955A-24/1.5TMP high speed motor.
The first electric push rod 11 and the second electric push rod 14 are both TOMUU small electric push rods.
The feeding clamping plate 12 and the fixed clamping plate 15 are both made of stainless steel.
Through the field personnel, will the utility model discloses in all electric parts pass through the wire with the power of its adaptation and be connected to should select suitable controller according to actual conditions, in order to satisfy the control demand, concrete connection and control sequence, should refer to following theory of operation, the electric connection is accomplished to the precedence work order between each electric part, its detailed connecting means, for the known art in this field, the theory of operation and process are mainly introduced in the following, do not explain electric control.
Example (b): the power supply is connected to the outer part of the circular tube cutting auxiliary clamping device, the power supply output end is electrically connected with the hydraulic oil cylinder 4, the cutting motor 6, the stepping motor 8, the first electric push rod 11 and the second electric push rod 14 respectively, a controller is installed on the circular tube cutting auxiliary clamping device, the model of the controller is GK900A intelligent, and the signal output end of the controller is connected with the signal input ends of the hydraulic oil cylinder 4, the cutting motor 6, the stepping motor 8, the first electric push rod 11 and the second electric push rod 14 respectively;
when the cutting device is used, a user places a round pipe to be cut on the round pipe placing groove 20, the clamping mechanism firstly starts to work, the first electric push rod 11 drives the feeding clamping plate 12 on the telescopic end to clamp the cut round pipe, meanwhile, the stepping motor 8 starts to work to drive the threaded screw rod 9 on the rotating end, the clamping sliding block 10 is slidably mounted on the threaded screw rod 9, the stepping motor 8 can drive the round pipe on the clamping plate 12 to move forwards, the displacement sensor 19 is mounted in the feeding clamping plate 12, the displacement sensor 19 is used for detecting the feeding amount of the cut round pipe, the cutting precision is higher, after the round pipe moves to a proper position, the second electric push rod 14 starts to work to drive the fixed clamping plate 15 on the telescopic end to fix the round pipe, the position deviation phenomenon is prevented when cutting is performed, after the round pipe is fixed, the cutting motor 6 starts to work to drive the cutting blade 7 on the rotating end to start to rotate, simultaneously hydraulic cylinder 4 begins work, drives cutting protective housing 5 and slides downwards, and cutting blade 7 can cut the pipe.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A circular tube cutting auxiliary clamping device is characterized by comprising a cutting machine supporting body (1), a cutting workbench (2) and a cutting machine, wherein the cutting workbench (2) is arranged on the top surface of the cutting machine supporting body (1), and a clamping mechanism is arranged on the cutting workbench (2); the cutting machine is arranged on a feeding path of a round pipe to be cut;
the clamping mechanism comprises two stepping motors (8) and two fixed mounting frames (13), and the stepping motors (8) and the fixed mounting frames (13) are respectively arranged at two ends of the cutting workbench (2); the stepping motor (8) and the fixed mounting rack (13) are arranged on two sides of a feeding path of the pipeline to be cut;
the output end of the stepping motor (8) is provided with a threaded screw rod (9), a clamping sliding block (10) is arranged on the threaded screw rod (9), first electric push rods (11) are arranged on the clamping sliding block (10), the telescopic ends of the two first electric push rods (11) are horizontally arranged in opposite directions, and the telescopic ends of the first electric push rods (11) are connected with a feeding clamping plate (12);
the fixed mounting frames (13) are respectively provided with a second electric push rod (14), the telescopic ends of the two second electric push rods (14) are horizontally arranged in opposite directions, and the telescopic ends of the second electric push rods (14) are respectively provided with a fixed clamping plate (15); the cutting machine comprises a cutting motor (6) and a cutting blade (7), wherein the cutting blade (7) is arranged at the output end of the cutting motor (6).
2. The auxiliary clamping device for circular tube cutting according to claim 1, wherein a cutting machine mounting frame (3), a hydraulic oil cylinder (4) and a cutting protective shell (5) are arranged on the cutting workbench (2), the hydraulic oil cylinder (4) is arranged at the top end of the cutting machine mounting frame (3), the telescopic end of the hydraulic oil cylinder (4) faces downwards vertically, the cutting protective shell (5) is connected with the telescopic end of the hydraulic oil cylinder (4), a cutting motor (6) is arranged in the cutting protective shell (5), a set of movable sliding rails (17) are mounted on the cutting machine mounting frame (3), and the cutting protective shell (5) is in sliding connection with the movable sliding rails (17).
3. The auxiliary clamping device for round tube cutting as claimed in claim 2, further comprising a controller and a power supply, wherein the power supply output end is electrically connected with the hydraulic oil cylinder (4), the cutting motor (6), the stepping motor (8), the first electric push rod (11) and the second electric push rod (14), and the controller signal output end is connected with the signal input ends of the hydraulic oil cylinder (4), the cutting motor (6), the stepping motor (8), the first electric push rod (11) and the second electric push rod (14).
4. Auxiliary clamping device for round tube cutting as claimed in claim 3, characterized in that the feeding clamping plate (12) is provided with a displacement sensor (19), and the output end of the displacement sensor (19) is connected with the input end of the controller.
5. Auxiliary clamping device for cutting round tubes according to claim 1, characterized in that the surfaces of the fixed clamping plate (15) and the feeding clamping plate (12) that are in contact with the round tube to be cut are cylindrical surfaces, and the cylindrical surfaces are provided with anti-slip layers.
6. The auxiliary clamping device for round pipe cutting according to claim 1, wherein the upper surface of the cutting workbench (2) is provided with a round pipe placing groove (20), and the central line of the round pipe placing groove (20) is coincided with the feeding path of a round pipe to be cut.
7. Auxiliary clamping device for cutting round tubes according to claim 1, characterized in that the cutting table (2) is provided with a cutting knife slot (18), and the cutting knife slot (18) is arranged right below the cutting blade (7).
8. Auxiliary clamping device for round tube cutting as claimed in claim 1, characterized in that the free end of the threaded screw (9) is provided with a bearing seat, in which a bearing is arranged, through which the free end of the threaded screw (9) is connected with the bearing seat.
9. Auxiliary clamping device for cutting round tubes according to claim 1, characterized in that the bottom of the support body (1) of the cutting machine is provided with a support base (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921658757.4U CN210615312U (en) | 2019-09-30 | 2019-09-30 | Auxiliary clamping device for circular tube cutting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921658757.4U CN210615312U (en) | 2019-09-30 | 2019-09-30 | Auxiliary clamping device for circular tube cutting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210615312U true CN210615312U (en) | 2020-05-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921658757.4U Expired - Fee Related CN210615312U (en) | 2019-09-30 | 2019-09-30 | Auxiliary clamping device for circular tube cutting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210615312U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774648A (en) * | 2020-06-01 | 2020-10-16 | 石门县达韵电子有限公司 | Intelligent mistake-proofing control punching machine |
| CN112139404A (en) * | 2020-09-16 | 2020-12-29 | 张家港市腾龙金属制品有限公司 | Galvanized steel strand positioning and cutting device |
| CN112847480A (en) * | 2020-12-29 | 2021-05-28 | 启东新亚电子科技有限公司 | Flexible circuit board production equipment convenient to place and take |
| CN113751784A (en) * | 2021-08-31 | 2021-12-07 | 上上德盛集团股份有限公司 | Intelligent robot for assisting in machining stainless steel pipeline |
| CN114309770A (en) * | 2021-12-27 | 2022-04-12 | 上海韩科建设工程有限公司 | Automatic pipe conveying and cutting system |
| CN114871487A (en) * | 2022-05-12 | 2022-08-09 | 安徽富悦达电子有限公司 | Forming device with data line wear-resistant sheath and equidistant cutting function |
| CN115971949A (en) * | 2023-02-13 | 2023-04-18 | 佛山市通为自动化设备有限公司 | Traction machine |
| CN117020290A (en) * | 2023-10-10 | 2023-11-10 | 河南远辰祥建设工程有限公司 | Fabricated building steel support piece processing equipment |
-
2019
- 2019-09-30 CN CN201921658757.4U patent/CN210615312U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774648A (en) * | 2020-06-01 | 2020-10-16 | 石门县达韵电子有限公司 | Intelligent mistake-proofing control punching machine |
| CN112139404A (en) * | 2020-09-16 | 2020-12-29 | 张家港市腾龙金属制品有限公司 | Galvanized steel strand positioning and cutting device |
| CN112847480A (en) * | 2020-12-29 | 2021-05-28 | 启东新亚电子科技有限公司 | Flexible circuit board production equipment convenient to place and take |
| CN113751784A (en) * | 2021-08-31 | 2021-12-07 | 上上德盛集团股份有限公司 | Intelligent robot for assisting in machining stainless steel pipeline |
| CN114309770A (en) * | 2021-12-27 | 2022-04-12 | 上海韩科建设工程有限公司 | Automatic pipe conveying and cutting system |
| CN114871487A (en) * | 2022-05-12 | 2022-08-09 | 安徽富悦达电子有限公司 | Forming device with data line wear-resistant sheath and equidistant cutting function |
| CN115971949A (en) * | 2023-02-13 | 2023-04-18 | 佛山市通为自动化设备有限公司 | Traction machine |
| CN117020290A (en) * | 2023-10-10 | 2023-11-10 | 河南远辰祥建设工程有限公司 | Fabricated building steel support piece processing equipment |
| CN117020290B (en) * | 2023-10-10 | 2024-01-05 | 河南远辰祥建设工程有限公司 | Fabricated building steel support piece processing equipment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200526 Termination date: 20210930 |
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| CF01 | Termination of patent right due to non-payment of annual fee |