CN106238598B - A kind of two-headed steel tube necking equipment - Google Patents
A kind of two-headed steel tube necking equipment Download PDFInfo
- Publication number
- CN106238598B CN106238598B CN201610736910.5A CN201610736910A CN106238598B CN 106238598 B CN106238598 B CN 106238598B CN 201610736910 A CN201610736910 A CN 201610736910A CN 106238598 B CN106238598 B CN 106238598B
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- CN
- China
- Prior art keywords
- steel pipe
- necking
- link
- clamp device
- gripping
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/04—Reducing; Closing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/006—Feeding elongated articles, such as tubes, bars, or profiles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/027—Combined feeding and ejecting devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
- Specific Conveyance Elements (AREA)
Abstract
The present invention discloses a kind of two-headed steel tube necking equipment,Including engine base,Steel pipe storage department on engine base,Cutting agency in the outlet of steel pipe storage department is set,The steel pipe gripping conveyer being arranged above engine base,Sliding reducing device and discharging slideway in steel pipe gripping conveyer both sides is set,Conveyer is gripped by steel pipe to grip steel pipe on necking station and compressing,The steel pipe throat machine of both sides is moved to necking station by corresponding first pusher cylinder,So that steel pipe both ends is inserted into the necking hole of the steel pipe throat machine of both sides and carries out double-ended necking,After the completion of necking,First pusher cylinder drives steel pipe throat machine to retract original position,Steel pipe grips conveyer and the steel pipe after necking is transported on discharging slideway,Realize the self-feeding of steel pipe,Double-ended necking process,Molar behavior stability is strong,Production efficiency is high,Human input can be reduced.
Description
Technical field
The present invention relates to steel pipe throat field, more particularly to a kind of two-headed steel tube necking equipment.
Background technology
Necking machine is that the machine for reducing the end bore of steel pipe generally requires to pass through necking in tubing component
The nozzle of certain pipe fittings is carried out necking processing by machine, in order to be fixed with other critical point class tool welds.Traditional necking machine one
As be vertical, in process, steel pipe needs worker to be put into one by one on necking machine to carry out necking, such processing method from
Dynamicization degree is low, increases cost of labor.
Invention content
The main object of the present invention is to provide a kind of two-headed steel tube necking equipment, it is intended to realize the self-feeding, double of steel pipe
Head necking process, production efficiency is high, can reduce human input.
The present invention proposes a kind of two-headed steel tube necking equipment, including engine base, the steel pipe storage department on the engine base,
Be arranged the outlet of the steel pipe storage department cutting agency, be arranged above the engine base steel pipe gripping conveyer, set
Set the sliding reducing device and discharging slideway that the left and right sides of conveyer is gripped in the steel pipe, the sliding reducing device
Include the slide track component being made of glide base and the sliding shoe being slidably connected on the sliding rail of the glide base, be mounted on institute
It states the steel pipe throat machine on slide track component, the steel pipe throat machine is pushed first to be pushed away what the glide base upper edge sliding rail slided
It takes offence cylinder, the steel pipe throat machine of both sides is oppositely arranged, and the steel pipe gripping conveyer is located at the steel pipe storage department
Front, the discharging slideway are located at the front of steel pipe gripping conveyer；The engine base is equipped with high-order and is arranged in height
The low level of the position left and right sides, in the high position, the sliding reducing device is located at the low level for the steel pipe storage department setting
On, the necking hole of the steel pipe throat machine and the high bit-planes are in sustained height；
The cutting agency includes being arranged to lift on the breast board and the control breast board in the exit of the steel pipe storage department
Opening or the control device stopped in the exit that falls, the control device control interval time of the breast board by setting
Lift, drop action are done, so that the steel pipe timing in the steel pipe storage department is discharged, the steel pipe being rolled in front of the steel pipe storage department
Grip position；
The steel pipe gripping conveyer includes that two groups of steel pipes grip conveyer, and the steel pipe gripping conveyer includes
First link, the first steel pipe clamp device of the both sides being connected to vertically on first link and the second steel pipe gripping dress
It sets, the second link, the lifting cylinder for being connected to second link upper end vertically, third link and be connected laterally at
The second pusher cylinder on the third link, the third link is to be arranged in parallel with the front-rear direction of engine base, in institute
It states and is horizontally arranged with first sliding rail parallel with the front-rear direction of engine base in the side wall surface of third link, described second connects
Frame is connect to be slidably connected on the third link, the promote-side of second pusher cylinder is connect with second link,
Second link is pushed to be moved forwards or backwards along first sliding rail；In the side wall surface of second link
Vertical the second sliding rail being equipped with towards upper and lower directions, first link is slidably connected on second link, described
The promote-side of lifting cylinder is connect with first link, pushes first link and the first steel pipe gripping dress thereon
It sets and is moved upwardly or downwardly along second sliding rail with the second steel pipe clamp device；
Sliding rail on the glide base is the left and right directions setting towards the engine base, and the sliding shoe is mounted on described
The bottom of steel pipe throat machine, the steel pipe throat machine are slidably connected at by the sliding shoe on the glide base, and described
The promote-side of one pusher cylinder is connect with the steel pipe throat machine, pushes left and right side of the steel pipe throat machine to the engine base
To movement；
The first steel pipe clamp device is located above steel pipe gripping position, and the second steel pipe clamp device is located at setting and exists
Above the necking station being aligned with the necking hole on the steel pipe throat machine on high bit-planes, the first steel pipe clamp device
The steel pipe on steel pipe gripping position is gripped, and by the drive of the second pusher cylinder, steel pipe is transported on necking station；Two
First pusher cylinder of side drives the steel pipe throat machine of both sides to be moved to necking station direction, and steel pipe both ends is made to be inserted into
In the necking hole of the corresponding steel pipe throat machine, necking process is carried out；The pressed necking of second steel pipe clamp device
Steel pipe on station grips the steel pipe after the necking on the necking station to carry out necking process, and passes through described second
The steel pipe for completing necking is transported on the discharging slideway by the drive of pusher cylinder.
Preferably, the first steel pipe clamp device and the second steel pipe clamp device by gripping hand and control the folder
The closure cylinder that hand is opened or clamped is taken to constitute.
The two-headed steel tube necking equipment of the present invention has the beneficial effect that：
The two-headed steel tube necking equipment of the present invention includes engine base, the steel pipe storage department on engine base, is arranged in steel pipe
The cutting agency of the outlet of storage department, the steel pipe being arranged above engine base gripping conveyer, setting grip transveyer in steel pipe
The sliding reducing device and discharging slideway of the left and right sides of structure, sliding reducing device include by glide base and being slidably connected at
The slide track component of sliding shoe composition on the sliding rail of glide base, pushes steel pipe at the steel pipe throat machine on slide track component
The first pusher cylinder that necking machine is slided in glide base upper edge sliding rail, before steel pipe gripping conveyer is located at steel pipe storage department
Side, discharging slideway are located at the front of steel pipe gripping conveyer, and gripping conveyer by steel pipe grips steel pipe to necking work
It on position and compresses, the steel pipe throat machine of both sides is moved to necking station by corresponding first pusher cylinder, and steel pipe both ends is made to insert
Enter in the necking hole of the steel pipe throat machine of both sides and carry out necking, after the completion of necking, the first pusher cylinder drives steel pipe throat machine to move back
Original position is gone back to, steel pipe grips conveyer and the steel pipe after necking is transported on discharging slideway, realizes self-feeding, the double end of steel pipe
Necking process, molar behavior stability is strong, and production efficiency is high, can reduce human input.
Description of the drawings
Fig. 1 is the structural schematic diagram of the two-headed steel tube necking equipment of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
Referring to Fig.1, an a kind of embodiment of two-headed steel tube necking equipment of the present invention is proposed：
A kind of two-headed steel tube necking equipment, including engine base, the steel pipe storage department 1 on engine base, setting are in steel pipe storage
The cutting agency of the outlet in material portion 1, the steel pipe being arranged above engine base gripping conveyer, setting grip conveyer in steel pipe
The left and right sides sliding reducing device and discharging slideway.Sliding reducing device is by glide base 11 and is slidably connected at sliding
The slide track component of sliding shoe composition on the sliding rail of pedestal 11, pushes steel pipe contracting at the steel pipe throat machine 9 on slide track component
The first pusher cylinder 10 that mouth machine 9 is slided in 11 upper edge sliding rail of glide base.Steel pipe gripping conveyer is located at steel pipe storage department 1
Front, discharging slideway be located at steel pipe grip conveyer front.Engine base is equipped with high-order and is arranged in the low of high-order both sides
Position, steel pipe storage department 1 are arranged in a high position, and sliding reducing device is located on low level, and the necking hole of steel pipe throat machine 9 and a high position are flat
Face is in sustained height.
Cutting agency include be arranged the exit of steel pipe storage department 1 breast board and control breast board on lift open or fall with
The control device in exit is stopped, control device control breast board does upper lift, drop action by the interval time of setting, makes steel pipe
Steel pipe timing in storage department 1 discharges, and the steel pipe of output is rolled on the steel pipe gripping position in 1 front of steel pipe storage department.
Steel pipe gripping conveyer, which is used to grip steel pipe to necking station, and by the steel pipe after necking, is transported to discharging
On slideway 12.It includes that two groups of steel pipes grip conveyer that steel pipe, which grips conveyer, and two groups of steel pipe gripping conveyers are set side by side
It sets.Steel pipe gripping conveyer include the first link 4, the vertical both sides being connected on the first link 4 the first steel pipe folder
Take device 2 and the second steel pipe clamp device 3, the second link 5, the vertical lifting cylinder 6 for being connected to 5 upper end of the second link,
Third link 7 and the second pusher cylinder 8 being connected laterally on third link 7.First steel pipe clamp device 2 and second
The closure cylinder that steel pipe clamp device 3 is opened or clamped by gripping hand and control gripping hand is constituted.Third link 7 is and engine base
Front-rear direction be arranged in parallel, parallel with the front-rear direction of engine base is horizontally arranged in the side wall surface of third link 7
One sliding rail, the second link 5 are slidably connected on third link 7, and the promote-side of the second pusher cylinder 8 is connect with second
Frame 5 connects, and the second link 5 is pushed to be moved forwards or backwards along first sliding rail.In the side wall surface of the second link 5
Upper vertical the second sliding rail being equipped with towards upper and lower directions, the first link 4 are slidably connected on the second link 5, lifting air
The promote-side of cylinder 6 is connect with the first link 4, pushes the first link 4 and the first steel pipe clamp device 2 thereon and the second steel
Pipe clamp device 3 is moved upwardly or downwardly along the second sliding rail.
Sliding rail on glide base 11 is the left and right directions setting towards engine base, and sliding shoe is mounted on steel pipe throat machine 9
Bottom, steel pipe throat machine 9 are slidably connected at by sliding shoe on glide base 11.The promote-side of first pusher cylinder 10 and steel pipe
Necking machine 9 connects, and steel pipe throat machine 9 is pushed to be moved to the left and right direction of engine base.When steel pipe is transported to necking station, left side
Steel pipe throat machine 9 move right, the steel pipe throat machine 9 on right side is moved to the left, the steel pipe throat machines 9 of both sides to steel pipe movement,
So that steel pipe both ends is inserted into the necking hole of the corresponding steel pipe throat machine in both sides 9, carries out necking process.
First steel pipe clamp device 2 is located above steel pipe gripping position, and it is flat in a high position that the second steel pipe clamp device 3 is located at setting
Above the necking station being aligned with the necking hole on steel pipe throat machine 9 on face.The original state of lifting cylinder 6 is to shrink, the
One steel pipe clamp device 2 and the second steel pipe clamp device 3 are located at peak；The original state of second pusher cylinder 8 is to stretch out, the
One steel pipe clamp device 2 and the second steel pipe clamp device 3 are located at rearmost.After steel pipe storage department 1 discharges, lifting cylinder 6 is downward
It stretches out, the first link 4 and the first steel pipe clamp device 2 thereon and the second steel pipe clamp device 3 is driven to move downward, make the
One steel pipe clamp device 2 is pressed on the steel pipe on steel pipe gripping position, and then the first steel pipe clamp device 2 clamps steel pipe, then
Lifting cylinder 6 is shunk upwards, drives the first link 4 and the first steel pipe clamp device 2 thereon and the second steel pipe clamp device 3
It moves upwards, then the second pusher cylinder 8 is shunk, and drives the second link 5 and the first link connected to it 4 whole to machine
The front movement of seat, is moved on the necking station being arranged on high bit-planes being aligned with necking hole on steel pipe throat machine 9
Side, then first link 4 of the drive of lifting cylinder 6 decline, the release of the first steel pipe clamp device 2 make steel pipe be placed in necking station
On；
It is extended downwardly in lifting cylinder 6, drives the first link 4 and the first steel pipe clamp device 2 thereon and the second steel
Pipe clamp device 3 moves downward, make the first steel pipe clamp device 2 be pressed on steel pipe gripping position on steel pipe on while, second
Steel pipe clamp device 3 is pressed on the steel pipe on necking station；At the same time, the first pusher cylinder 10 of both sides pushes both sides phase
The steel pipe throat machine 9 answered is moved to necking station simultaneously, makes the necking of the steel pipe throat machine 9 of steel pipe both ends insertion both sides thereon
The steel pipe throat machine 9 of Kong Zhong, both sides are carried out at the same time necking to steel pipe both ends, and after completing two-headed steel tube necking process, first pushes
Cylinder 10 drives steel pipe throat machine 9 to retreat to original position, waits for necking process next time.After completing necking process, the second steel pipe
Clamp device 3 clamps the steel pipe after necking, when lifting cylinder 6 is shunk upwards, the second steel pipe clamp device 3 is driven to move upwards；
When second pusher cylinder 8 drives the second link 5 and 4 entirety of the first link connected to it to be moved to the front of engine base, the
Two steel pipe clamp devices 3 are moved to the top of discharging slideway 12, while then lifting cylinder 6 drives the first link 4 to decline,
The second steel pipe clamp device 3 is driven to decline, the second steel pipe clamp device 3 unclamps steel pipe thereon later, makes it from discharging slideway
12 skid off.Then, steel pipe grips conveyer integral reset, and steel pipe next time is waited for grip transport.
The present invention grips conveyer by steel pipe and grips steel pipe on necking station and compressing, the steel pipe throat of both sides
Machine 9 is moved to necking station simultaneously by the first pusher cylinder 10, and steel pipe both ends is made to be inserted into the necking of the steel pipe throat machine 9 of both sides
Necking is carried out in hole, after the completion of necking, the first pusher cylinder 10 drives steel pipe throat machine 9 to retract original position, and steel pipe grips transveyer
Steel pipe after the necking of both ends is transported on discharging slideway 12 by structure, realizes self-feeding, the double-ended necking process of steel pipe, whole dynamic
It is strong to make stability, production efficiency is high, can reduce human input.
It these are only the preferred embodiment of the present invention, be not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure transformation made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant technical fields,
Similarly it is included within the scope of the present invention.
Claims (2)
1. a kind of two-headed steel tube necking equipment, which is characterized in that steel pipe storage department including engine base, on the engine base,
Be arranged the outlet of the steel pipe storage department cutting agency, be arranged above the engine base steel pipe gripping conveyer, set
Set the sliding reducing device and discharging slideway that the left and right sides of conveyer is gripped in the steel pipe, the sliding reducing device
Include the slide track component being made of glide base and the sliding shoe being slidably connected on the sliding rail of the glide base, be mounted on institute
It states the steel pipe throat machine on slide track component, the steel pipe throat machine is pushed first to be pushed away what the glide base upper edge sliding rail slided
It takes offence cylinder, the steel pipe throat machine of both sides is oppositely arranged, and the steel pipe gripping conveyer is located at the steel pipe storage department
Front, the discharging slideway are located at the front of steel pipe gripping conveyer；The engine base is equipped with high-order and is arranged in height
The low level of the position left and right sides, in the high position, the sliding reducing device is located at the low level for the steel pipe storage department setting
On, the necking hole of the steel pipe throat machine and the high bit-planes are in sustained height；
The cutting agency includes being arranged to lift on the breast board and the control breast board in the exit of the steel pipe storage department to open
Or the control device stopped in the exit that falls, the control device control the breast board and are done by the interval time of setting
Lift, drop action make the steel pipe timing in the steel pipe storage department discharge, the steel pipe gripping being rolled in front of the steel pipe storage department
Position；
The steel pipe gripping conveyer includes that two groups of steel pipes grip conveyer, and the steel pipe gripping conveyer includes first
Link, the first steel pipe clamp device of the both sides being connected to vertically on first link and the second steel pipe clamp device,
Second link, the lifting cylinder for being connected to second link upper end vertically, third link and it is connected laterally at institute
The second pusher cylinder on third link is stated, the third link is to be arranged in parallel with the front-rear direction of engine base, described
First sliding rail parallel with the front-rear direction of engine base, second connection are horizontally arranged in the side wall surface of third link
Frame is slidably connected on the third link, and the promote-side of second pusher cylinder is connect with second link, is pushed away
Second link is moved to move forwards or backwards along first sliding rail；It is erected in the side wall surface of second link
To equipped with the second sliding rail towards upper and lower directions, first link is slidably connected on second link, the liter
The promote-side of sending down abnormally ascending cylinder is connect with first link, pushes first link and the first steel pipe clamp device thereon
It is moved upwardly or downwardly along second sliding rail with the second steel pipe clamp device；
Sliding rail on the glide base is the left and right directions setting towards the engine base, and the sliding shoe is mounted on the steel pipe
The bottom of necking machine, the steel pipe throat machine are slidably connected at by the sliding shoe on the glide base, and described first pushes away
The take offence promote-side of cylinder is connect with the steel pipe throat machine, and the steel pipe throat machine is pushed to be transported to the left and right direction of the engine base
It is dynamic；
The first steel pipe clamp device is located above steel pipe gripping position, and the second steel pipe clamp device, which is located at, to be arranged in a high position
Above the necking station being aligned with the necking hole on the steel pipe throat machine in plane, the first steel pipe clamp device gripping
Steel pipe on steel pipe gripping position, and by the drive of the second pusher cylinder, steel pipe is transported on necking station；Both sides
First pusher cylinder drives the steel pipe throat machine of both sides to be moved to necking station direction, so that steel pipe both ends is inserted into and corresponds to
The steel pipe throat machine necking hole in, carry out necking process；The pressed necking station of second steel pipe clamp device
On steel pipe to carry out necking process, and grip the steel pipe after the necking on the necking station, and push by described second
The steel pipe for completing necking is transported on the discharging slideway by the drive of cylinder.
2. a kind of two-headed steel tube necking equipment according to claim 1, which is characterized in that the first steel pipe clamp device
It is made of gripping hand and the closure cylinder for controlling the gripping hand opening or clamping with the second steel pipe clamp device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610736910.5A CN106238598B (en) | 2016-08-26 | 2016-08-26 | A kind of two-headed steel tube necking equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610736910.5A CN106238598B (en) | 2016-08-26 | 2016-08-26 | A kind of two-headed steel tube necking equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106238598A CN106238598A (en) | 2016-12-21 |
| CN106238598B true CN106238598B (en) | 2018-08-17 |
Family
ID=57596554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610736910.5A Active CN106238598B (en) | 2016-08-26 | 2016-08-26 | A kind of two-headed steel tube necking equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106238598B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4827754A (en) * | 1986-12-24 | 1989-05-09 | Kabushiki Kaisha Watanabe Kogyo | Squeezing and chamfering device for tube end |
| KR20060035847A (en) * | 2004-10-20 | 2006-04-27 | 김칠현 | Press tool for press type pipe joint |
| CN2778542Y (en) * | 2005-04-20 | 2006-05-10 | 力鹏精密机械有限公司 | Tube downsizing machine |
| CN202539399U (en) * | 2012-03-21 | 2012-11-21 | 浙江罗森博格机床有限公司 | Workpiece clamping device for pipe end forming machine |
| CN203140617U (en) * | 2013-04-15 | 2013-08-21 | 无锡汇千物流机械制造有限公司 | Double-end closing-up machine |
| CN104028578A (en) * | 2014-06-05 | 2014-09-10 | 大连万升汽配有限公司 | Full-automatic pipe end forming machine |
| CN205393350U (en) * | 2016-02-25 | 2016-07-27 | 璋全五金制品(昆山)有限公司 | Double -end draw machine |
| CN205436849U (en) * | 2016-03-24 | 2016-08-10 | 广州彩虹五金弹簧有限公司 | Full -automatic double -end abnormal shape draw make -up machine |
-
2016
- 2016-08-26 CN CN201610736910.5A patent/CN106238598B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4827754A (en) * | 1986-12-24 | 1989-05-09 | Kabushiki Kaisha Watanabe Kogyo | Squeezing and chamfering device for tube end |
| KR20060035847A (en) * | 2004-10-20 | 2006-04-27 | 김칠현 | Press tool for press type pipe joint |
| CN2778542Y (en) * | 2005-04-20 | 2006-05-10 | 力鹏精密机械有限公司 | Tube downsizing machine |
| CN202539399U (en) * | 2012-03-21 | 2012-11-21 | 浙江罗森博格机床有限公司 | Workpiece clamping device for pipe end forming machine |
| CN203140617U (en) * | 2013-04-15 | 2013-08-21 | 无锡汇千物流机械制造有限公司 | Double-end closing-up machine |
| CN104028578A (en) * | 2014-06-05 | 2014-09-10 | 大连万升汽配有限公司 | Full-automatic pipe end forming machine |
| CN205393350U (en) * | 2016-02-25 | 2016-07-27 | 璋全五金制品(昆山)有限公司 | Double -end draw machine |
| CN205436849U (en) * | 2016-03-24 | 2016-08-10 | 广州彩虹五金弹簧有限公司 | Full -automatic double -end abnormal shape draw make -up machine |
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| Publication number | Publication date |
|---|---|
| CN106238598A (en) | 2016-12-21 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20180706 Address after: 318050 No. 36, 1 District, Chiang Seng Qiao village, Feng Jiang Street, Luqiao District, Taizhou, Zhejiang. Applicant after: Jiang Jiming Address before: 528421, six Lane Village, Guzhen Town, Zhongshan, Guangdong, four lane four Yongxing Road South. Applicant before: Chen Chujiao |
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