CN110883247A - Pipe fitting side opening positioning mechanism - Google Patents
Pipe fitting side opening positioning mechanism Download PDFInfo
- Publication number
- CN110883247A CN110883247A CN201911251952.XA CN201911251952A CN110883247A CN 110883247 A CN110883247 A CN 110883247A CN 201911251952 A CN201911251952 A CN 201911251952A CN 110883247 A CN110883247 A CN 110883247A
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- Prior art keywords
- pipe fitting
- driving
- unit
- block
- roller
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Classifications
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- 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
- B21D43/003—Positioning devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
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- 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
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
- B21D19/088—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws for flanging holes
Abstract
The invention belongs to the technical field of metal pipe fitting production and processing, and particularly relates to a pipe fitting side hole positioning mechanism which comprises a clamping roller, a clamping roller driving unit, a side hole positioning unit and a linkage triggering unit; the pipe fitting rotating support device utilizes the clamping roller to rotatably support the pipe fitting, utilizes the clamping roller driving unit to drive the clamping roller to rotate, utilizes the positioning block to detect the position of the side hole in real time in the rotating process, and the linkage triggering unit can automatically control the clamping roller driving unit to be separated from the clamping roller when the side hole is opposite to the positioning block, so that the pipe fitting stays at the position, and ensures that the adjusted side holes of the pipe fitting face to the same position, thereby facilitating the subsequent processing equipment to process.
Description
Technical Field
The invention belongs to the technical field of metal pipe fitting production and processing, and particularly relates to a pipe fitting side hole positioning mechanism.
Background
The metal tee is generally manufactured by cutting or die casting, but the processing methods have low production efficiency and limited application range, and the metal tee cannot be processed by the method for the covering metal tee. The processing of metal thin wall type tee bend among the prior art generally adopts the mode of punching press extension to process, sets up the terrace die promptly in the pipe fitting, and the pipe fitting outside sets up the die, utilizes the press to extrude the side opening that the terrace die punched the pipe fitting, and then realizes the shaping of side opening turn-ups, but stamping equipment among the prior art can't realize the accurate positioning of pipe fitting side opening, and the side opening location generally adopts manual operation, not only positioning accuracy can not be ensured, and work efficiency is low moreover. In addition, the stamping equipment in the prior art cannot realize automatic filling and recovery of the male die, so that full-automatic production cannot be realized, and the processing efficiency cannot be essentially improved.
Disclosure of Invention
The invention aims to provide a high-precision and high-efficiency pipe side hole positioning mechanism capable of automatically aligning the direction of a pipe side hole.
The technical scheme adopted by the invention is as follows:
a pipe fitting side hole positioning mechanism comprises a clamping roller, a clamping roller driving unit, a side hole positioning unit and a linkage triggering unit; the clamping rollers are arranged in parallel along the circumferential direction of the pipe fitting at intervals, the clamping roller driving unit is used for driving at least one clamping roller to rotate, and the clamping roller driving unit and the clamping rollers are arranged in a clutch mode; the side hole positioning unit comprises a positioning block movably arranged along the radial direction of the pipe fitting, the positioning block is arranged corresponding to the section of the side hole of the pipe fitting, a first elastic unit for driving the positioning block to move towards the center direction of the pipe fitting is arranged on the positioning block, and when the positioning block is aligned with the side hole of the pipe fitting, the positioning block moves towards the center direction of the pipe fitting along the radial direction of the pipe fitting under the action of the first elastic unit; the linkage trigger unit is used for converting the movement of the positioning block to the center direction of the pipe fitting along the radial direction of the pipe fitting into the separation action between the clamping roller driving unit and the clamping roller, namely, the transmission between the clamping roller driving unit and the clamping roller is disconnected when the positioning block is opposite to the side hole of the pipe fitting.
The clamping roller driving unit comprises a driving wheel, a driving shaft and a clamping roller driving motor, the axis of the driving shaft is parallel to that of the clamping roller, the driving shaft is in transmission connection with a main shaft of the clamping roller driving motor, the driving wheel and the clamping roller form circumferential fixed axial sliding fit, a driven wheel is arranged on a rotating shaft of the clamping roller, and the driving wheel can be matched with and separated from the driven wheel when sliding along the axis of the driving shaft.
The linkage trigger unit comprises a shifting fork, an ejector rod and a second elastic unit, the shifting fork is connected with the driving wheel in a sliding mode in the circumferential direction, the ejector rod is arranged on the rack in a sliding mode along the direction parallel to the driving shaft, one end of the ejector rod is fixedly connected with the shifting fork, the other end of the ejector rod is abutted to the side face of the positioning block, the second elastic unit is assembled to enable the ejector rod to move towards the direction of the positioning block due to the elastic force of the second elastic unit, when the positioning block moves towards the center direction of the pipe fitting along the radial direction of the pipe fitting, the ejector rod is separated from the side face of the positioning block, the ejector rod drives the shifting fork.
The clamp roller comprises carrier rollers for supporting two sides of the bottom of the pipe fitting and a press roller for pressing the pipe fitting from the upper side of the pipe fitting, the press roller is mounted on a press plate movably arranged in the vertical direction, and a press plate driving unit for driving the press plate to move in the vertical direction is arranged on the press plate.
The linkage trigger unit further comprises a movable block, the movable block is arranged on the rack in a sliding mode along the direction parallel to the axis of the driving shaft, a third elastic unit is arranged between the movable block and the rack, the third elastic unit is assembled to enable the elastic force of the third elastic unit to drive the movable block to move towards the direction far away from the positioning block, the movable block is provided with a wedge-shaped surface, a wedge-shaped driving block matched with the wedge-shaped surface is arranged on the pressing plate, and when the pressing plate is pressed downwards, the wedge-shaped driving block pushes the movable block to move towards the direction close to the positioning block under the action of the wedge-shaped surface; the second elastic unit is arranged between the ejector rod and the movable block and is assembled to generate elastic potential energy capable of driving the ejector rod to move towards the locating block only when the movable block is pushed towards the locating block by the wedge-shaped driving block.
The push rod is fixedly connected with a push block, the movable block is provided with a first guide rod arranged in parallel to the driving shaft, the first guide rod and a guide hole arranged on the push block form sliding fit, the top end of the first guide rod is provided with a radial flange, the radial flange is blocked with one side wall of the push block, which is far away from the movable block, and the second elastic unit is a pressure spring sleeved on the first guide rod; the movable block is also provided with a second guide rod which is arranged in parallel to the driving shaft, the second guide rod is in sliding fit with a guide hole arranged on the rack, the top end of the second guide rod is provided with a radial flange, the radial flange is blocked and connected with one side wall of the rack far away from the movable block, and the third elastic unit is a pressure spring sleeved on the second guide rod; the bottom of the positioning block is provided with a vertically arranged third guide rod, the third guide rod is in sliding fit with a vertical guide hole formed in the rack, the lower end of the third guide pillar is provided with a radial flange, the radial flange is in blocking connection with the bottom surface of the rack, and the first elastic unit is a pressure spring sleeved on the third guide pillar.
The carrier roller rotates and is arranged on the carrier roller base, and the carrier roller base is elastically connected with the conveying device along the vertical direction.
And the pressure head is also arranged on the pressure plate and is positioned above a movement path of the carrier roller base when moving along with the conveying device.
The conveying device is a conveying belt.
The pressing plate driving unit is a piston cylinder arranged on the rack along the vertical direction, and the pressing plate is fixedly connected with a piston rod of the piston cylinder.
The invention has the technical effects that: the pipe fitting rotating support device utilizes the clamping roller to rotatably support the pipe fitting, utilizes the clamping roller driving unit to drive the clamping roller to rotate, utilizes the positioning block to detect the position of the side hole in real time in the rotating process, and the linkage triggering unit can automatically control the clamping roller driving unit to be separated from the clamping roller when the side hole is opposite to the positioning block, so that the pipe fitting stays at the position, and ensures that the adjusted side holes of the pipe fitting face to the same position, thereby facilitating the subsequent processing equipment to process.
Drawings
FIG. 1 is a perspective view of a side hole positioning mechanism provided by an embodiment of the present invention;
FIG. 2 is a perspective view of a linkage trigger mechanism provided by an embodiment of the present invention;
FIG. 3 is a front view of one of the stations of the side hole positioning mechanism provided by the embodiment of the present invention;
FIG. 4 is a front view of another station of the side hole positioning mechanism provided by the embodiment of the present invention;
FIG. 5 is a front view of yet another station of the side hole positioning mechanism provided by an embodiment of the present invention.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the following description is given in conjunction with the accompanying examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention and does not strictly limit the scope of the invention as specifically claimed.
As shown in fig. 1-5, a pipe side hole positioning mechanism comprises a pinch roll, a pinch roll driving unit, a side hole positioning unit and a linkage trigger unit; the clamping rollers are arranged in parallel along the circumferential direction of the pipe fitting at intervals, the clamping roller driving unit is used for driving at least one clamping roller to rotate, and the clamping roller driving unit and the clamping rollers are arranged in a clutch mode; the side hole positioning unit comprises a positioning block 24 movably arranged along the radial direction of the pipe fitting, the positioning block 24 is arranged corresponding to the section where the pipe fitting side hole is located, a first elastic unit 241 for driving the positioning block 24 to move towards the center direction of the pipe fitting is arranged on the positioning block 24, and when the positioning block 24 is aligned with the pipe fitting side hole, the positioning block 24 moves towards the center direction of the pipe fitting along the radial direction of the pipe fitting under the action of the first elastic unit 241; the linkage trigger unit is used for converting the movement of the positioning block 24 to the center direction of the pipe along the radial direction of the pipe into the separation action between the clamping roller driving unit and the clamping roller, namely, the transmission between the clamping roller driving unit and the clamping roller is disconnected when the positioning block 24 is opposite to the side hole of the pipe. According to the pipe fitting rotating and supporting device, the pipe fitting is rotatably supported by the clamping roller, the clamping roller is driven to rotate by the clamping roller driving unit, the position of the side hole is detected in real time by the positioning block 24 in the rotating process, when the side hole is opposite to the positioning block 24, the linkage triggering unit can automatically control the clamping roller driving unit to be separated from the clamping roller, so that the pipe fitting stays at the position, the adjusted side hole of the pipe fitting faces to the same position, and the pipe fitting can be conveniently processed by subsequent processing equipment.
Preferably, as shown in fig. 2, the nip roller driving unit includes a driving wheel 221, a driving shaft 222 and a nip roller driving motor 223, the axis of the driving shaft 222 is parallel to the axis of the nip roller, the driving shaft 222 is in transmission connection with the spindle of the nip roller driving motor 223, the driving wheel 221 and the nip roller form a circumferential fixed axial sliding fit, a driven wheel 213 is arranged on the rotating shaft of the nip roller, and the driving wheel 221 can be engaged with and disengaged from the driven wheel 213 when sliding along the axis of the driving shaft 222. The linkage trigger unit comprises a shifting fork 231, a push rod 232 and a second elastic unit 233, the shifting fork 231 is connected with the driving wheel 221 in a circumferential sliding mode, the push rod 232 is arranged on the rack 1 in a sliding mode along a direction parallel to the driving shaft 222, one end of the push rod 232 is fixedly connected with the shifting fork 231, the other end of the push rod 232 is abutted to the side face of the positioning block 24, the second elastic unit 233 is assembled to enable the push rod 232 to move towards the positioning block 24 under the action of elastic force, when the positioning block 24 moves towards the center direction of the pipe fitting along the radial direction of the pipe fitting, the push rod 232 is separated from the side face of the positioning block 24, and the push rod 232 drives the shifting fork 231 and the driving wheel 221 to slide along the driving shaft 222 under the. The invention adopts the mechanical clutch mechanism to realize the separation of the clamping roller driving mechanism and the clamping roller, has fast response speed, low action delay and high positioning precision, adopts the linkage design on the whole equipment, has fewer driving parts, reduces the equipment cost, simplifies the control flow and improves the reliability and the durability of the equipment.
Preferably, as shown in fig. 3, 4 and 5, the nip roller comprises supporting rollers 211 for supporting two sides of the bottom of the pipe, and a pressing roller 212 for pressing the pipe from above the pipe, the pressing roller 212 is mounted on a pressing plate 25 movably arranged along the vertical direction, and a pressing plate driving unit for driving the pressing plate 25 to move along the vertical direction is arranged on the pressing plate 25. The linkage trigger unit further comprises a movable block 234, the movable block 234 is arranged on the frame 1 in a sliding mode along a direction parallel to the axis of the driving shaft 222, a third elastic unit 235 is arranged between the movable block 234 and the frame 1, the third elastic unit 235 is assembled to enable the elastic force of the third elastic unit 235 to drive the movable block 234 to move towards a direction far away from the positioning block 24, a wedge-shaped surface is arranged on the movable block 234, a wedge-shaped driving block 251 matched with the wedge-shaped surface is arranged on the pressing plate 25, and when the pressing plate 25 is pressed downwards, the wedge-shaped driving block 251 pushes the movable block 234 to move towards a direction close to the positioning block 24 under the action of the wedge-shaped; the second elastic unit 233 is disposed between the rod 232 and the movable block 234, and the second elastic unit 233 is configured such that the second elastic unit 233 generates elastic potential energy capable of driving the rod 232 to move toward the positioning block 24 only when the movable block 234 is pushed toward the positioning block 24 by the wedge-shaped driving block 251. The carrier roller 211 is rotatably arranged on a carrier roller base 214, and the carrier roller base 214 is elastically connected with the conveying device 10 along the vertical direction. The pressure plate 25 is also provided with a pressure head 252, and the pressure head 252 is positioned above the movement path of the carrier roller base 214 when moving along with the conveying device 10. The conveying device 10 is a conveyor belt. The pressing plate driving unit is a piston cylinder arranged on the frame 1 along the vertical direction, and the pressing plate 25 is fixedly connected with a piston rod of the piston cylinder. The specific action process of the side hole positioning mechanism 20 is as follows: as shown in fig. 3, the conveying mechanism conveys the pipe to the positioning mechanism, the pressing plate driving unit drives the pressing plate 25 to move downward, the pressing roller 212 abuts against the top of the pipe, the pressing head 252 abuts against the roller base 214, the pressing head 252 drives the roller base 214 to move downward, the driven wheel 213 abuts against the driving wheel 221, and the pipe presses the positioning block 24 to move downward; as shown in fig. 4, the pressing plate 25 continues to move downward to press the movable block 234, the movable block 234 moves toward the positioning block 24 and compresses the third elastic unit 235, at this time, since the push rod 232 is blocked by the positioning block 24, the movable block 234 simultaneously compresses the second elastic unit 233, then the pinch roller driving motor 223 is started, and the driving wheel 221 sequentially drives the driven wheel 213, the carrier roller 211 and the pipe fitting to rotate; as shown in fig. 5, when the side hole of the pipe is aligned with the positioning block 24, the positioning hole provides an upward moving space for the positioning block 24, the positioning block 24 moves upward under the action of the first elastic unit 241, at this time, the positioning block 24 can just avoid the top rod 232, and the top rod 232 drives the shifting fork 231 and the driving wheel 221 to translate laterally under the action of the second elastic unit 233, so that the driving wheel 221 and the driven wheel 213 are separated instantaneously.
Specifically, a push block 236 is fixedly connected to the push rod 232, a first guide rod arranged parallel to the driving shaft 222 is arranged on the movable block 234, the first guide rod and a guide hole arranged on the push block 236 form a sliding fit, a radial flange is arranged at the top end of the first guide rod, the radial flange is in blocking connection with a side wall of the push block 236 far away from the movable block 234, and the second elastic unit 233 is a pressure spring sleeved on the first guide rod; the movable block 234 is further provided with a second guide rod arranged in parallel to the driving shaft 222, the second guide rod and a guide hole arranged on the frame 1 form a sliding fit, the top end of the second guide rod is provided with a radial flange, the radial flange is in blocking connection with one side wall of the frame 1 far away from the movable block 234, and the third elastic unit 235 is a pressure spring sleeved on the second guide rod; the bottom of the positioning block 24 is provided with a vertically arranged third guide rod, the third guide rod is in sliding fit with a vertical guide hole formed in the frame 1, a radial flange is arranged at the lower end of the third guide column, the radial flange is in blocking connection with the bottom surface of the frame 1, and the first elastic unit 241 is a pressure spring sleeved on the third guide column.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.
Claims (10)
1. The utility model provides a pipe fitting side opening positioning mechanism which characterized in that: the device comprises a clamping roller, a clamping roller driving unit, a side hole positioning unit and a linkage triggering unit; the clamping rollers are arranged in parallel along the circumferential direction of the pipe fitting at intervals, the clamping roller driving unit is used for driving at least one clamping roller to rotate, and the clamping roller driving unit and the clamping rollers are arranged in a clutch mode; the side hole positioning unit comprises a positioning block (24) which is movably arranged along the radial direction of the pipe fitting, the positioning block (24) is arranged corresponding to the section where the side hole of the pipe fitting is located, a first elastic unit (241) used for driving the positioning block (24) to move towards the center direction of the pipe fitting is arranged on the positioning block (24), and when the positioning block (24) is aligned with the side hole of the pipe fitting, the positioning block (24) moves towards the center direction of the pipe fitting along the radial direction of the pipe fitting under the action of the first elastic unit (241); the linkage trigger unit is used for converting the movement of the positioning block (24) towards the center direction of the pipe fitting along the radial direction of the pipe fitting into the separation action between the clamping roller driving unit and the clamping roller, namely, the transmission between the clamping roller driving unit and the clamping roller is disconnected when the positioning block (24) is opposite to the side hole of the pipe fitting.
2. The tube side hole positioning mechanism of claim 1, wherein: the roller clamping driving unit comprises a driving wheel (221), a driving shaft (222) and a roller clamping driving motor (223), the axis of the driving shaft (222) is parallel to the axis of the roller clamping, the driving shaft (222) is in transmission connection with a main shaft of the roller clamping driving motor (223), the driving wheel (221) and the roller clamping form circumferential fixed axial sliding fit, a driven wheel (213) is arranged on a rotating shaft of the roller clamping, and the driving wheel (221) can be matched with and separated from the driven wheel (213) when sliding along the axis of the driving shaft (222).
3. The tube side hole positioning mechanism of claim 2, wherein: the linkage trigger unit comprises a shifting fork (231), a mandril (232) and a second elastic unit (233), the shifting fork (231) is connected with the driving wheel (221) in a circumferential sliding manner, the ejector rod (232) is arranged on the frame (1) in a sliding manner along a direction parallel to the driving shaft (222), one end of the ejector rod (232) is fixedly connected with the shifting fork (231), the other end of the ejector rod is abutted against the side surface of the positioning block (24), the second elastic unit (233) is assembled in a way that the elasticity thereof can drive the push rod (232) to move towards the direction of the positioning block (24), when the positioning block (24) moves towards the center direction of the pipe fitting along the radial direction of the pipe fitting, the ejector rod (232) is separated from the side face of the positioning block (24), and the ejector rod (232) drives the shifting fork (231) and the driving wheel (221) to slide along the driving shaft (222) under the action of the second elastic unit (233), so that the driving wheel (221) is separated from the driven wheel (213).
4. The tube side hole positioning mechanism of claim 3, wherein: the clamping roller comprises supporting rollers (211) used for supporting two sides of the bottom of the pipe fitting and a pressing roller (212) used for pressing the pipe fitting from the upper side of the pipe fitting, the pressing roller (212) is installed on a pressing plate (25) movably arranged in the vertical direction, and a pressing plate driving unit used for driving the pressing plate (25) to move in the vertical direction is arranged on the pressing plate (25).
5. The tube side hole positioning mechanism of claim 4, wherein: the linkage trigger unit further comprises a movable block (234), the movable block (234) is arranged on the rack (1) in a sliding mode along the direction parallel to the axis of the driving shaft (222), a third elastic unit (235) is arranged between the movable block (234) and the rack (1), the third elastic unit (235) is assembled to enable the elastic force of the third elastic unit to drive the movable block (234) to move towards the direction far away from the positioning block (24), the movable block (234) is provided with a wedge-shaped surface, a wedge-shaped driving block (251) matched with the wedge-shaped surface is arranged on the pressing plate (25), and when the pressing plate (25) is pressed downwards, the wedge-shaped driving block (251) pushes the movable block (234) to move towards the direction close to the positioning block (24) under the action of the wedge-shaped surface; the second elastic unit (233) is arranged between the push rod (232) and the movable block (234), and the second elastic unit (233) is assembled to generate elastic potential energy capable of driving the push rod (232) to move towards the positioning block (24) only when the movable block (234) is pushed towards the positioning block (24) by the wedge-shaped driving block (251).
6. The tube side hole positioning mechanism of claim 5, wherein: a push block (236) is fixedly connected to the push rod (232), a first guide rod arranged in parallel to the driving shaft (222) is arranged on the movable block (234), the first guide rod and a guide hole formed in the push block (236) are in sliding fit, a radial flange is arranged at the top end of the first guide rod, the radial flange is in blocking connection with one side wall, far away from the movable block (234), of the push block (236), and the second elastic unit (233) is a pressure spring sleeved on the first guide rod; the movable block (234) is also provided with a second guide rod which is arranged in parallel to the driving shaft (222), the second guide rod is in sliding fit with a guide hole arranged on the rack (1), the top end of the second guide rod is provided with a radial flange, the radial flange is blocked and connected with one side wall of the rack (1) far away from the movable block (234), and the third elastic unit (235) is a pressure spring sleeved on the second guide rod; the bottom of the positioning block (24) is provided with a vertically arranged third guide rod, the third guide rod is in sliding fit with a vertical guide hole formed in the rack (1), the lower end of the third guide column is provided with a radial flange, the radial flange is in blocking connection with the bottom surface of the rack (1), and the first elastic unit (241) is a pressure spring sleeved on the third guide column.
7. The tube side hole positioning mechanism of claim 4, wherein: the carrier roller (211) is rotatably arranged on a carrier roller base (214), and the carrier roller base (214) is elastically connected with the conveying device (10) along the vertical direction.
8. The tube side hole positioning mechanism of claim 7, wherein: the pressing plate (25) is further provided with a pressing head (252), and the pressing head (252) is located above a movement path of the carrier roller base (214) when moving along with the conveying device (10).
9. The tube side hole positioning mechanism of claim 7, wherein: the conveying device (10) is a conveying belt.
10. The tube side hole positioning mechanism of claim 4, wherein: the pressing plate driving unit is a piston cylinder arranged on the rack (1) along the vertical direction, and the pressing plate (25) is fixedly connected with a piston rod of the piston cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911251952.XA CN110883247B (en) | 2019-12-09 | 2019-12-09 | Pipe fitting side opening positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911251952.XA CN110883247B (en) | 2019-12-09 | 2019-12-09 | Pipe fitting side opening positioning mechanism |
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| Publication Number | Publication Date |
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| CN110883247A true CN110883247A (en) | 2020-03-17 |
| CN110883247B CN110883247B (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911251952.XA Active CN110883247B (en) | 2019-12-09 | 2019-12-09 | Pipe fitting side opening positioning mechanism |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002243413A (en) * | 2001-02-19 | 2002-08-28 | Toshiba Corp | Positioning device for molding pipe |
| CN201676926U (en) * | 2010-05-13 | 2010-12-22 | 无锡洲翔重工科技有限公司 | Conical rolling auxiliary device capable of adjusting gradient of upper roll |
| KR20120005302U (en) * | 2011-01-12 | 2012-07-20 | 박태업 | Steel tube fabrication apparatus |
| CN208070090U (en) * | 2018-03-22 | 2018-11-09 | 中建一局集团第六建筑有限公司 | Automatic tied silk bind hider |
| CN209157402U (en) * | 2018-10-22 | 2019-07-26 | 重庆依斯普激光技术股份有限公司 | A kind of pipe fitting mark bearing positioning tool |
-
2019
- 2019-12-09 CN CN201911251952.XA patent/CN110883247B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002243413A (en) * | 2001-02-19 | 2002-08-28 | Toshiba Corp | Positioning device for molding pipe |
| CN201676926U (en) * | 2010-05-13 | 2010-12-22 | 无锡洲翔重工科技有限公司 | Conical rolling auxiliary device capable of adjusting gradient of upper roll |
| KR20120005302U (en) * | 2011-01-12 | 2012-07-20 | 박태업 | Steel tube fabrication apparatus |
| CN208070090U (en) * | 2018-03-22 | 2018-11-09 | 中建一局集团第六建筑有限公司 | Automatic tied silk bind hider |
| CN209157402U (en) * | 2018-10-22 | 2019-07-26 | 重庆依斯普激光技术股份有限公司 | A kind of pipe fitting mark bearing positioning tool |
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| CN110883247B (en) | 2021-05-28 |
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Denomination of invention: A side hole positioning mechanism for pipe fittings Effective date of registration: 20211025 Granted publication date: 20210528 Pledgee: Industrial and Commercial Bank of China Limited Liangshan sub branch Pledgor: Shandong Zhengyang Technology Co.,Ltd. Registration number: Y2021980011231 |
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