CN109848264B - Online quick roll-changing cold-bending welded pipe host system - Google Patents
Online quick roll-changing cold-bending welded pipe host system Download PDFInfo
- Publication number
- CN109848264B CN109848264B CN201910042743.8A CN201910042743A CN109848264B CN 109848264 B CN109848264 B CN 109848264B CN 201910042743 A CN201910042743 A CN 201910042743A CN 109848264 B CN109848264 B CN 109848264B
- Authority
- CN
- China
- Prior art keywords
- transition
- assembly
- shaft assembly
- frame
- positioning
- 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.)
- Active
Links
Landscapes
- Automatic Assembly (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses an online quick roll-changing cold-bending welded pipe host system, which comprises a frame, wherein a pressing plate is arranged on the frame, a transition support assembly is arranged on the pressing plate in a sliding manner, a first proximity switch, a second proximity switch and a third proximity switch are sequentially arranged on the pressing plate, the transition support assembly comprises a transition support which is vertically arranged, a lower transition shaft assembly is horizontally and fixedly arranged at the inner bottom of the transition support, an upper transition shaft assembly is horizontally and movably arranged at the upper part of the transition support, a vertical propelling mechanism for propelling the upper transition shaft assembly to slide up and down is arranged at the top of the transition support, a transverse propelling mechanism for propelling the transition support assembly to slide left and right is fixedly arranged at one side of the upper transition support assembly on the frame, a roller frame assembly platform is detachably arranged at the other side of the upper transition support assembly on the frame, and a host gear box is arranged at one side of the frame and is connected with the upper transition shaft assembly and the lower transition shaft assembly through a universal coupling.
Description
Technical Field
The invention relates to a quick change system, in particular to an online quick roll change cold-roll welded pipe host system.
Background
In the actual production of a traditional cold-bending welded pipe unit, if production specifications need to be replaced, traditional equipment operation can only be complete machine stalling, then a die roller is manually replaced through manpower, starting operation is performed after the die roller is well debugged, the labor intensity of manually replacing the roller die of the whole line is high, the online debugging time is long after the die roller is replaced again, and the time and labor waste are low.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the on-line quick roll-changing cold-roll welded pipe host system is efficient and high in automation.
In order to solve the technical problems, the invention adopts the following technical scheme: the on-line quick roll-changing cold-bending welded pipe host system comprises a frame, wherein a pressing plate is arranged on the frame, a transition support assembly is arranged on the pressing plate in a sliding manner, a transverse pushing mechanism for pushing the transition support assembly to slide left and right is fixedly arranged on one side of the transition support assembly on the frame, and a roll frame assembly platform is detachably arranged on the other side of the transition support assembly on the frame through a front side positioning assembly and a rear side positioning assembly; the transition support assembly comprises a transition support which is vertically arranged, a lower transition shaft assembly is horizontally and fixedly arranged at the bottom in the transition support, an upper transition shaft assembly is horizontally and movably arranged at the upper part in the transition support, a vertical pushing mechanism which is used for pushing the upper transition shaft assembly to slide up and down is arranged at the top of the transition support, a jaw clutch is arranged at one end, close to a roller frame assembly platform, of the upper transition shaft assembly, an upper roller shaft assembly and a lower roller shaft assembly are vertically and parallelly arranged in the roller frame assembly platform, a jaw clutch is also arranged at one end, close to the transition support assembly, of the upper roller shaft assembly, a quick positioning mechanism which is used for guiding the transition support assembly to be matched with the roller frame assembly platform is arranged on the upper transition shaft assembly and the upper roller shaft assembly, a host gear box is arranged on one side of the frame, the host gear box is connected with the upper transition shaft assembly through a universal coupling, a first proximity switch which is triggered by the transition support and is used for controlling the switching working state of the transverse pushing mechanism, a second proximity switch which is electrically connected with the vertical pushing mechanism, and a third proximity switch which is used for controlling the switching working state of the transverse pushing mechanism are sequentially arranged on the pressing plate, the first proximity switch is corresponding to the position of the support, the position, which is far from the support assembly, the position, which is close to the roller frame assembly is used for triggering the roller frame assembly is located in the vertical position, is corresponding to the position, and the position of the transition support assembly, and the vertical proximity switch is triggered by the position, and the position of the vertical pushing mechanism, and the contact position, which is located on the roller frame assembly.
As a preferred scheme, quick positioning mechanism is including fixed the last cantilever that sets up in last transition axle subassembly front side or rear side, and go up the activity of cantilever one side and be equipped with the gyro wheel, go up the cantilever top and be equipped with location proximity switch, also including fixed the setting lower bracket arm of last roller axle subassembly front side or rear side.
As a preferable scheme, the quick positioning mechanism comprises an upper cantilever fixedly arranged on the upper side of the upper transition shaft assembly, a positioning proximity switch is arranged at the front end of the upper cantilever, and a gasket is fixedly arranged at the lower end of the positioning proximity switch.
As a preferable scheme, the front side positioning component comprises a rotary oil cylinder fixed on a working plane of the frame, a compression block is arranged on a shaft of the rotary oil cylinder, and the rear side positioning component is a table top clamp.
As a preferred scheme, a wedge-shaped block for coarse positioning is arranged on the working plane of the stand.
As a preferable scheme, the bottom of the roller frame assembly platform is provided with a positioning hole for precise positioning, and a positioning pin is arranged at a corresponding position on the working plane of the machine frame.
As a preferable scheme, the vertical propelling mechanism is an air cylinder, and a piston rod of the air cylinder is fixedly connected with the upper transition shaft assembly.
As a preferable scheme, the transverse propulsion mechanism is an oil cylinder, and a piston rod of the oil cylinder is fixedly connected with the transition bracket.
The beneficial effects of the invention are as follows: the system can store another set of forming roller frame system, so that the off-line pre-replacement and adjustment of the new-specification die roller wheels which need to be replaced and produced can be carried out, when the new specification needs to be replaced and produced, the quick separation of the transmission system of the cold-bending welding pipe unit can be efficiently and automatically realized, the new die roller frame system can be quickly replaced and positioned and connected, the die replacing and adjusting time is greatly shortened, the operation of workers is facilitated, the working efficiency is improved, and the efficient and beneficial production is realized.
Because the vertical propelling mechanism adopts the air cylinder, the horizontal propelling mechanism adopts the oil cylinder compared with other propelling mechanisms, thereby not only meeting the working standard, but also reducing the volume.
The wedge-shaped block for coarse positioning is arranged on the working plane of the machine frame, the positioning hole for positioning is formed in the bottom of the roller frame assembly platform, and the positioning pin is arranged at the corresponding position on the working plane of the machine frame, so that the positioning of operators is facilitated, and the positioning precision is guaranteed.
Drawings
Fig. 1 is a schematic diagram of a front view of a first embodiment of the present invention.
Fig. 2 is a schematic diagram of a front view of a second embodiment of the present invention.
In fig. 1 to 2: 1. the device comprises a frame, a pressing plate, a transition bracket assembly, a first proximity switch, a second proximity switch, a third proximity switch, a cylinder, a front side positioning assembly, a table top clamp, a roller frame assembly platform, an upper roller shaft assembly, a lower roller shaft assembly, a wedge block, a positioning pin, a host gear box, a universal coupling and a quick positioning mechanism, wherein the frame, the pressing plate, the transition bracket assembly, the first proximity switch, the second proximity switch, the third proximity switch, the cylinder, the front side positioning assembly, the table top clamp, the roller frame assembly platform, the upper roller shaft assembly, the lower roller shaft assembly, the wedge block, the positioning pin, the host gear box, the universal coupling and the quick positioning mechanism are arranged in sequence, and the quick positioning mechanism is arranged in sequence.
31. Transition bracket, 32, lower transition shaft assembly, 33, upper transition shaft assembly, 34, dog clutch, 35, cylinder;
81. rotating the oil cylinder, 82. Compacting blocks;
171. upper cantilever, 172. Roller, 173. Positioning proximity switch, 174. Lower bracket, 175. Spacer.
Detailed Description
Specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Embodiment one:
as shown in fig. 1, an online quick roll-changing cold-roll welded pipe host system comprises a frame 1, wherein a pressing plate 2 is arranged on the frame 1, a transition support assembly 3 is slidably arranged on the pressing plate 2, a first proximity switch 4 which is triggered by a transition support 31 and controls a transverse pushing cylinder 35 to switch working states, a second proximity switch 5 which is electrically connected with a vertical pushing mechanism, and a third proximity switch 6 which controls the transverse pushing cylinder 35 to switch working states are sequentially arranged on the pressing plate 2, the first proximity switch 4 is a starting point of a connection stroke and an end point of a disengagement stroke, the third proximity switch 6 is a starting point of the connection stroke and a starting point of the disengagement stroke, the transition support assembly 3 comprises a transition support 31 which is vertically arranged, a lower transition shaft assembly 32 is horizontally fixed in the inner bottom of the transition support 31, an upper transition shaft assembly 33 is horizontally movably arranged in the upper portion of the transition support 31, and a jaw clutch 34 is arranged at one end of the upper transition shaft assembly 33 and one end of the lower transition shaft assembly 32.
The upper cantilever 171 of the front side or the rear side of the upper transition shaft assembly 33, the roller 172 is movably arranged on one side of the upper cantilever 171, the positioning proximity switch 173 is arranged on the top of the upper cantilever 171, the cylinder 35 for pushing the upper transition shaft assembly 33 to slide up and down is arranged on the top of the transition bracket 31, the second proximity switch 5 triggers the cylinder 35 to descend in the connecting stroke of the transition bracket assembly 3 and the roller frame assembly platform 10 and triggers the cylinder 35 to ascend in the disengaging stroke, the cylinder 7 for pushing the transition bracket assembly 3 to slide left and right is fixedly arranged on one side of the transition bracket assembly 3 on the frame 1, the roller frame assembly platform 10 is detachably arranged on the other side of the transition bracket assembly 3 on the frame 1 through the front positioning assembly 8 and the table top clamp 9, the front positioning assembly 8 comprises a rotary cylinder 81 fixed on the working plane of the frame 1, and a compression block 82 is arranged on the shaft of the rotary cylinder 81.
Wedge blocks 13 for coarse positioning are arranged on two sides of the roller frame assembly platform 10 on the working plane of the frame 1. And the bottom of the roller frame assembly platform 10 is provided with a positioning hole for precise positioning, and a positioning pin 14 is arranged at a corresponding position on the working plane of the frame 1. The upper roll shaft assembly 11 and the lower roll shaft assembly 12 are arranged in the roll frame assembly platform 10 in an up-down parallel manner, one ends of the upper roll shaft assembly 11 and the lower roll shaft assembly 12 are respectively provided with a jaw clutch 34, and a lower supporting arm 174 is fixedly arranged on the front side or the rear side of the upper roll shaft assembly 11. A main machine gear box 15 is arranged on one side of the frame, and the main machine gear box 15 is connected with a lower transition shaft assembly 32 through a universal coupling 16 and an upper transition shaft assembly 33.
When in operation, the device comprises:
firstly, the oil cylinder 7 drives the transition rack assembly 3 to slide from the position of the third proximity switch 6 to the position of the first proximity switch 4, after the transition rack assembly 3 reaches the position of the first proximity switch 4, the top cylinder 35 of the transition bracket 31 drives the upper transition shaft assembly 33 to rise to the top end of the transition bracket 31, so that the positioning proximity switch 173 on the upper cantilever 171 is separated to prevent the upper cantilever from being crashed during quick connection, at the moment, the upper assembly of the roller frame assembly platform 10 is in a power separation state, an operator releases the front side positioning assembly 8 and the table top clamp 9, a quick lifting device (not shown in the figure) lifts the roller frame assembly platform 10 off and lifts the replaced roller frame assembly platform 10, and the positioning pin 14 ensures that the replaced roller frame assembly platform 10 keeps consistent with the rolling center line of the host machine.
After the new roller frame assembly platform 10 is pressed by the table top clamp 9, the oil cylinder 7 pushes the transition support assembly 3 to reach the position of the second proximity switch 5 from the position of the first proximity switch 4, the cylinder 35 at the top end of the transition support 31 pushes the upper transition shaft assembly 33 to move downwards, so that the roller 172 on the upper cantilever 171 descends to the upper surface of the lower supporting arm 174, then the oil cylinder 7 pushes the transition support assembly 3 to move from the position of the second proximity switch 5 to the position of the third proximity switch 6, and the roller 172 of the upper cantilever 171 rolls along the upper limiting surface of the lower supporting arm 174 in the moving process of the transition support assembly 3, at the moment, the upper transition shaft assembly 33 is meshed with the lower transition shaft assembly 32 and the jaw clutch 34 of the upper roller shaft assembly 11 and the lower roller shaft assembly 12 left and right, and the upper transition shaft assembly 33 is connected with the host gear box 15 through the universal coupling 16, so that the working state of quick connection of the host power and the upper assembly of the roller frame assembly platform 10 is realized.
Embodiment two:
as shown in fig. 2, an online quick roll-changing cold-roll welded pipe host system comprises a frame 1, wherein the frame 1 is provided with a pressing plate 2, a transition support assembly 3 is slidably arranged on the pressing plate 2, a first proximity switch 4, a second proximity switch 5 and a third proximity switch 6 are sequentially arranged on the pressing plate 2, the first proximity switch 4 is a starting point of a connecting stroke and a terminal point of a disengaging stroke, the third proximity switch 6 is a starting point of the connecting stroke and a terminal point of the disengaging stroke, the transition support assembly 3 comprises a transition support 31 which is vertically arranged, a lower transition shaft assembly 32 is horizontally and fixedly arranged in an inner bottom of the transition support 31, an upper transition shaft assembly 33 is horizontally and movably arranged in an inner upper portion of the transition support 31, and a jaw clutch 34 is respectively arranged at one end of the upper transition shaft assembly 33 and one end of the lower transition shaft assembly.
An upper cantilever 171 is fixedly arranged on the upper side of the upper transition shaft assembly 33, a positioning proximity switch 173 is arranged at the front end of the upper cantilever 171, and a gasket 175 is fixedly arranged at the lower end of the positioning proximity switch 173. The transition support 31 top is equipped with the cylinder 35 that promotes the upper transition axle subassembly 33 and slide from top to bottom, the second proximity switch 5 triggers the cylinder 35 to descend in the connection stroke and triggers the cylinder 35 to rise in breaking away from the stroke, and transition support subassembly 3 one side is fixed to be equipped with the hydro-cylinder 7 that promotes transition support subassembly 3 left and right sliding on frame 1, and transition support subassembly 3 opposite side is equipped with roller frame subassembly platform 10 through front side locating component 8 and mesa clamp 9 detachably on frame 1, and front side locating component 8 is including fixing the rotatory hydro-cylinder 81 on frame 1 work plane, is equipped with compact heap 82 on the rotatory hydro-cylinder axle 81.
Wedge blocks 13 for coarse positioning are arranged on two sides of the roller frame assembly platform 10 on the working plane of the frame 1. And the bottom of the roller frame assembly platform 10 is provided with a positioning hole for precise positioning, and a positioning pin 14 is arranged at a corresponding position on the working plane of the frame 1. The upper roll shaft assembly 11 and the lower roll shaft assembly 12 are arranged in the roll frame assembly platform 10 in an up-down parallel mode, a jaw clutch 34 is arranged at one end of the upper roll shaft assembly 11 and one end of the lower roll shaft assembly 12, a host gear box 15 is arranged on one side of the machine frame 1, and the host gear box 15 is connected with an upper transition shaft assembly 33 and a lower transition shaft assembly 32 through a universal coupling 16.
When in operation, the device comprises:
firstly, the oil cylinder 7 drives the transition rack assembly 3 to slide from the position of the third proximity switch 6 to the position of the first proximity switch 4, after the transition rack assembly 3 reaches the position of the first proximity switch 4, the top cylinder 35 of the transition bracket 31 drives the upper transition shaft assembly 33 to rise to the top end of the transition bracket 31, so that the positioning proximity switch 173 on the upper cantilever 171 is separated to prevent the upper cantilever from being crashed during quick connection, at the moment, the upper assembly of the roller frame assembly platform 10 is in a power separation state, an operator releases the front side positioning assembly 8 and the table top clamp 9, a quick lifting device (not shown in the figure) lifts the roller frame assembly platform 10 off and lifts the replaced roller frame assembly platform 10, and the positioning pin 14 ensures that the replaced roller frame assembly platform 10 keeps consistent with the rolling center line of the host machine.
After the new roller frame assembly platform 10 is pressed by the table top clamp 9, the oil cylinder 7 pushes the transition support assembly 3 to reach the position of the second proximity switch 5 from the position of the first proximity switch 4, the cylinder 35 at the top end of the transition support 31 pushes the upper transition shaft assembly 33 to move downwards until the positioning proximity switch 173 detects the jaw clutch 34, the gasket 175 fixedly arranged at the lower end of the positioning proximity switch 173 is tightly attached to the outer circle of the jaw clutch 34, then the oil cylinder 7 pushes the transition support assembly 3 to move from the position of the second proximity switch 5 to the position of the third proximity switch 6, the transition support assembly 3 moves forwards while the gasket 175 is tightly attached to the outer circle of the jaw clutch 34, at this time, the upper transition shaft assembly 33 is meshed with the jaw clutch 34 of the lower transition shaft assembly 32 and the upper roller shaft assembly 11 and the lower roller assembly 12 left and right, and the upper transition shaft assembly 33 is connected with the host gear box 15 through the universal coupling 16, and the working state of quick connection of the host power and the upper assembly of the roller frame assembly platform 10 is realized.
The above-described embodiments are merely illustrative of the principles and functions of the present invention, and some of the practical examples, not intended to limit the invention; it should be noted that modifications and improvements can be made by those skilled in the art without departing from the inventive concept, and these are all within the scope of the present invention.
Claims (1)
1. An online quick roll-changing cold-roll welded pipe host system, which is characterized in that: the device comprises a frame, wherein a pressing plate is arranged on the frame, a transition support assembly is arranged on the pressing plate in a sliding manner, a transverse pushing mechanism for pushing the transition support assembly to slide left and right is fixedly arranged on one side of the transition support assembly on the frame, and a roller frame assembly platform is detachably arranged on the other side of the transition support assembly on the frame through a front side positioning assembly and a rear side positioning assembly; the transition support assembly comprises a vertically arranged transition support, a lower transition shaft assembly is horizontally and fixedly arranged at the bottom in the transition support, an upper transition shaft assembly is horizontally and movably arranged at the upper part in the transition support, a vertical pushing mechanism for pushing the upper transition shaft assembly to slide up and down is arranged at the top of the transition support, a jaw clutch is arranged at one end, close to a roller frame assembly platform, of the upper transition shaft assembly and the lower transition shaft assembly, an upper roller shaft assembly and a lower roller shaft assembly are vertically and parallelly arranged in the roller frame assembly platform, a jaw clutch is also arranged at one end, close to the transition support assembly, of the upper transition shaft assembly and the upper roller shaft assembly, a quick positioning mechanism for guiding the transition support assembly to be matched with the roller frame assembly platform is arranged on one side of the frame, a host gear box is connected with the upper transition shaft assembly and the lower transition shaft assembly through a universal coupling, a first proximity switch triggered by the transition support and a second proximity switch electrically connected with the vertical pushing mechanism and a third proximity switch for controlling the switching working state of the horizontal pushing mechanism are sequentially arranged on the pressing plate, the first proximity switch is arranged on the pressing plate and corresponds to the position, close to the roller frame assembly, the jaw clutch is also arranged at the position, close to the roller frame assembly is far from the transition support, and is in the position corresponding to the vertical pushing mechanism, and is triggered by the jaw clutch and is connected to the vertical pushing mechanism and is located on the two sides of the transition support and vertical support and is in the transition position corresponding to the position of the transition support and vertical position; the quick positioning mechanism comprises an upper cantilever fixedly arranged at the front side or the rear side of the upper transition shaft assembly, a roller is movably arranged at one side of the upper cantilever, a positioning proximity switch is arranged at the top end of the upper cantilever, and the quick positioning mechanism also comprises a lower bracket fixedly arranged at the front side or the rear side of the upper roller shaft assembly; the quick positioning mechanism comprises an upper cantilever fixedly arranged on the upper side of the upper transition shaft assembly, a positioning proximity switch is arranged at the front end of the upper cantilever, and a gasket is fixedly arranged at the lower end of the positioning proximity switch; the front side positioning component comprises a rotary oil cylinder fixed on the working plane of the frame, a compression block is arranged on the shaft of the rotary oil cylinder, and the rear side positioning component is a table top clamp; the working plane of the frame is provided with a wedge-shaped block for coarse positioning; the bottom of the roller frame assembly platform is provided with a positioning hole for precise positioning, and a positioning pin is arranged at a corresponding position on the working plane of the frame;
the vertical propelling mechanism is an air cylinder, and a piston rod of the air cylinder is fixedly connected with the upper transition shaft assembly; the transverse propulsion mechanism is an oil cylinder, and a piston rod of the oil cylinder is fixedly connected with the transition bracket.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822192880 | 2018-12-25 | ||
| CN2018221928803 | 2018-12-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109848264A CN109848264A (en) | 2019-06-07 |
| CN109848264B true CN109848264B (en) | 2023-09-26 |
Family
ID=66895004
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910042743.8A Active CN109848264B (en) | 2018-12-25 | 2019-01-17 | Online quick roll-changing cold-bending welded pipe host system |
| CN201920076853.1U Active CN209452573U (en) | 2018-12-25 | 2019-01-17 | A kind of online fast roll changing clod wash welded tube host system |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920076853.1U Active CN209452573U (en) | 2018-12-25 | 2019-01-17 | A kind of online fast roll changing clod wash welded tube host system |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN109848264B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0683113U (en) * | 1993-05-06 | 1994-11-29 | 忍源 沈 | Hydraulic transmission type large curvature circular tube bending roll device |
| KR200335586Y1 (en) * | 2003-09-05 | 2003-12-11 | 박근식 | Apparatus for bending metal bar |
| CN107470414A (en) * | 2017-08-04 | 2017-12-15 | 江苏薪泽奇机械股份有限公司 | A kind of clod wash welded tube main frame |
| CN108080453A (en) * | 2016-11-21 | 2018-05-29 | 浙江长兴和良智能装备有限公司 | CNC tube bending machine |
| CN108421859A (en) * | 2018-03-30 | 2018-08-21 | 重庆市永川区华益机械铸造有限责任公司 | A kind of elbow processing device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201220671D0 (en) * | 2012-11-16 | 2013-01-02 | Quality Intervention As | Apparatus and method for bending coiled tubing |
-
2019
- 2019-01-17 CN CN201910042743.8A patent/CN109848264B/en active Active
- 2019-01-17 CN CN201920076853.1U patent/CN209452573U/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0683113U (en) * | 1993-05-06 | 1994-11-29 | 忍源 沈 | Hydraulic transmission type large curvature circular tube bending roll device |
| KR200335586Y1 (en) * | 2003-09-05 | 2003-12-11 | 박근식 | Apparatus for bending metal bar |
| CN108080453A (en) * | 2016-11-21 | 2018-05-29 | 浙江长兴和良智能装备有限公司 | CNC tube bending machine |
| CN107470414A (en) * | 2017-08-04 | 2017-12-15 | 江苏薪泽奇机械股份有限公司 | A kind of clod wash welded tube main frame |
| CN108421859A (en) * | 2018-03-30 | 2018-08-21 | 重庆市永川区华益机械铸造有限责任公司 | A kind of elbow processing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN209452573U (en) | 2019-10-01 |
| CN109848264A (en) | 2019-06-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2757996Y (en) | Splicing welding machine | |
| CN207325842U (en) | Multi-functional butt welding all-in-one machine | |
| CN107671209A (en) | Multi-functional butt welding all-in-one | |
| CN109848264B (en) | Online quick roll-changing cold-bending welded pipe host system | |
| CN107598051B (en) | Intelligent production device and production method for upsetting forming of marine medium-speed engine air valve | |
| CN206104722U (en) | Bullet strip automation line | |
| CN202506947U (en) | Barrel seam welding machine | |
| CN103909396B (en) | Buckle apparatus for bending | |
| CN105562498A (en) | Continuous copper strip stamping worktable | |
| CN104259263A (en) | Numerical control board bending machine | |
| CN204052465U (en) | Horizontal sheet material apparatus for bending | |
| CN218612541U (en) | Glove mold main body full-length welding device | |
| CN207563647U (en) | A kind of T-shaped upset butt welding bending integral machine of automatic wire | |
| CN215431774U (en) | Automatic equipment of demolising of nuclear facilities pipeline | |
| CN201239772Y (en) | Anvil moving apparatus for large-sized forging apparatus | |
| CN214024030U (en) | Plate rolling tool for resistance welding machine | |
| CN215239512U (en) | Guide swinging type manual tool changing mechanism applied to tool magazine of horizontal machining center | |
| CN212042505U (en) | Automatic forging and pressing manipulator | |
| CN209648598U (en) | The shift automatic riveting press equipment of positioning pin diaphragm seal | |
| CN107776928A (en) | A kind of full-automatic soft bag filling machine | |
| CN219683628U (en) | Flattening and shaping device for train door | |
| CN214602430U (en) | Be used for washing machine bottom plate stamping forming spot welding assembly line | |
| CN201086419Y (en) | High-accuracy oil cylinder driven double-station moveable platform | |
| CN219009263U (en) | Board receiving device | |
| CN109396779A (en) | Automatic material folding mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |