CN218835860U - Local necking down device with bevel connection pipe fitting - Google Patents
Local necking down device with bevel connection pipe fitting Download PDFInfo
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- CN218835860U CN218835860U CN202320142355.9U CN202320142355U CN218835860U CN 218835860 U CN218835860 U CN 218835860U CN 202320142355 U CN202320142355 U CN 202320142355U CN 218835860 U CN218835860 U CN 218835860U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a local necking down device of pipe fitting with bevel, including the frame, be equipped with pipe fitting material loading post, pipe fitting rectifying and locating column, pipe fitting necking down locating column of vertical setting in the frame in proper order, be equipped with first positioning mechanism in the frame, first positioning mechanism and pipe fitting rectifying and locating column cooperate and position the orientation of pipe fitting bevel; the upper surface of the pipe necking positioning column is correspondingly provided with a necking sleeve which is fixedly connected on the support, the support is connected with a piston rod of a vertically arranged oil cylinder, the oil cylinder drives the necking sleeve to move up and down through the support to be matched with the pipe necking positioning column to carry out necking processing on the pipe, the support is provided with a vertically arranged stripping cylinder, and the stripping cylinder drives the stripping column to extend into an inner hole of the necking sleeve to strip; the rack is also provided with a moving frame which moves in three dimensions, and the moving frame drives the finger cylinders to move the pipe fittings; the utility model discloses can form the running-water type operation, machining efficiency is higher, effectively reduces operating personnel's intensity of labour.
Description
Technical Field
The utility model belongs to the technical field of the pipe fitting processing equipment technique of making and specifically relates to a local necking down device with bevel connection pipe fitting.
Background
The present tubular packaging container is in order to increase the lid, often need carry out necking down processing at pipe fitting one section, and the operation mode of current necking down is to fix the pipe fitting on the die block, then drives a necking down mould through the hydraulic press and carries out necking down processing to the pipe fitting. Just disclose a patent number ZL201320129975.5, chinese utility model patent of title "pipe end expander" as 16 months 10 in 2013, it includes a workstation, be provided with an flaring mould that is used for the pipe fitting flaring and a necking down mould that is used for the pipe fitting necking down simultaneously on the workstation, the rear end of flaring mould is connected with a flaring actuating cylinder that can drive the operation of flaring mould, the rear end of necking down mould is connected with a necking down actuating cylinder that can drive the operation of necking down mould, one side of flaring actuating cylinder and necking down actuating cylinder is provided with the spacing sensor that is used for detecting position information separately alone respectively. After the structure is adopted, the flaring die and the necking die are intensively arranged on one workbench, so that the structure is simple and compact, and the manufacturing cost of equipment is reduced. However, the pipe end expander has low operation efficiency when performing pipe necking operation, cannot form flow operation, and has high labor intensity of operators.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a have local necking down device of bevel connection pipe fitting, it can form the running water formula operation, and machining efficiency is higher.
In order to achieve the above purpose, the technical scheme of the utility model is that: a local necking device with an inclined opening pipe fitting comprises a rack, wherein a pipe fitting feeding column, a pipe fitting deviation rectifying positioning column and a pipe fitting necking positioning column which are vertically arranged are sequentially arranged on the rack;
the upper surface of the pipe necking positioning column is correspondingly provided with a necking sleeve which is fixedly connected on the support, the support is connected with a piston rod of a vertically arranged oil cylinder, the oil cylinder drives the necking sleeve to move up and down through the support to be matched with the pipe necking positioning column to carry out necking processing on the pipe, the support is provided with a vertically arranged stripping cylinder, and the stripping cylinder drives the stripping column to extend into an inner hole of the necking sleeve to strip;
still be equipped with in the frame about can, the removal frame of up-down and front and back three-dimensional motion, it is first at least to be equipped with on the removal frame, the second, the third points the cylinder, all be equipped with the clamping jaw on two fingers of every finger cylinder, first finger cylinder utilizes the clamping jaw to remove the pipe fitting of taking the bevel connection on the pipe fitting material loading post to the pipe fitting reference column of rectifying, second finger cylinder utilizes the clamping jaw to remove the pipe fitting of taking the bevel connection on the pipe fitting reference column of rectifying to the pipe fitting necking down reference column, the third finger cylinder utilizes the clamping jaw to remove the pipe fitting of taking the bevel connection of cover on the pipe fitting necking down reference column.
Preferably first positioning mechanism includes the first positioning cylinder that the level set up, and first positioning cylinder piston rod links firmly a first locating piece of taking the inclined plane, and first locating piece passes through the inclined plane and contacts pipe fitting bevel connection location pipe fitting bevel connection orientation. The positioning mechanism has simple structure and reliable action.
The improved material removing cylinder is characterized in that the casing of the oil cylinder is fixedly connected to the door-shaped frame, the support comprises four support plates which are parallel to each other, the four support plates are fixedly connected through four connecting rods, the necking sleeve is fixedly connected to the lower support plate, a through hole is formed in the lower support plate and is communicated with an inner hole of the necking sleeve, the material removing cylinder casing is fixedly connected with the middle two support plates, the upper support plate is connected with the oil cylinder piston rod, and at least two support plates are sleeved with the two guide pillars. So that the structure is compact and the occupied area is small.
Furthermore, an upper sliding seat, a middle sliding seat and a lower sliding seat are also arranged on the rack, the upper sliding seat is connected to the rack through a transverse guide rail, a transverse driving mechanism is arranged on the rack, and the transverse driving mechanism drives the upper sliding seat to move left and right; the middle sliding seat is connected to the upper sliding seat through a vertical guide rail, a vertical driving mechanism is arranged on the upper sliding seat, and the vertical driving mechanism drives the middle sliding seat to move up and down; the lower sliding seat is connected to the middle sliding seat through a longitudinal guide rail, and a longitudinal driving mechanism is arranged on the middle sliding seat and drives the lower sliding seat to move back and forth; the movable frame is fixedly connected with the lower sliding seat. The three-dimensional motion of the movable frame is realized by the movement of the upper sliding seat, the middle sliding seat and the lower sliding seat along different directions.
Preferably, the transverse driving mechanism comprises a first servo motor, and the first servo motor drives the upper sliding seat to move left and right through a first transmission belt wheel and a transmission assembly of a transmission belt; the longitudinal driving mechanism comprises a second servo motor, and the second servo motor drives the lower sliding seat to move back and forth through a second transmission belt wheel and a transmission component of the transmission belt. Therefore, the left and right and the front and back movement distance of the movable frame can be conveniently controlled.
Preferably, the vertical driving mechanism is a vertical driving cylinder, a vertical driving cylinder shell is fixedly connected with an upper sliding seat, a vertical driving cylinder piston rod is connected with a middle sliding seat, and the vertical driving cylinder drives the middle sliding seat to move up and down.
The improved pipe fitting is characterized in that a grinding motor is further arranged on the machine frame, a driving shaft of the grinding motor is connected with a conical grinding wheel, and the conical grinding wheel burrs the end part of the inner hole of the pipe fitting with the bevel opening. Further improve the operating efficiency, promote the reliability of next process operation. Prevent that the pipe fitting hole tip from having great burr and can not carry out normal location and necking down processing.
The machine frame is further improved, a pipe fitting dotting positioning column which is vertically arranged is further arranged on the machine frame, and the machine frame is provided with a punching mechanism and a second positioning mechanism, and the second positioning mechanism is matched with the pipe fitting dotting positioning column to position the direction of an inclined opening of the pipe fitting; the punching mechanism is matched with the pipe fitting dotting positioning column to punch and dott the side face of the pipe fitting;
the moving frame is further provided with a fourth finger cylinder, clamping jaws are arranged on two fingers of the fourth finger cylinder, the third finger cylinder moves the pipe fitting with the bevel, which is sleeved on the pipe fitting necking positioning column, to the pipe fitting dotting positioning column through the clamping jaws, and the fourth finger cylinder moves the pipe fitting with the bevel, which is sleeved on the pipe fitting dotting positioning column, through the clamping jaws. This further increases the functionality and improves the machining efficiency.
Preferably, the second positioning mechanism comprises a vertically arranged second positioning cylinder, a piston rod of the second positioning cylinder is fixedly connected with a second positioning block with an inclined plane, and the second positioning block is in contact with the inclined opening of the pipe fitting through the inclined plane to position the orientation of the inclined opening of the pipe fitting.
Preferably, the punching mechanism comprises a punching cylinder, a punch is fixedly connected to a piston rod of the punching cylinder, the punch is further connected to the rack through a guide rod, and the punch is matched with the pipe fitting dotting positioning column to punch and dott the side face of the pipe fitting.
The utility model discloses a pipe fitting material loading post carries out the material loading, rectifies reference column and first positioning mechanism through the pipe fitting and fixes a position the pipe fitting bevel connection orientation, then utilizes pipe fitting necking down reference column and necking down sleeve to cooperate and carry out the necking down operation, utilizes simultaneously to take off the material cylinder to drive and takes off the material post and stretch into necking down sleeve hole and take off the material, recycles and removes a plurality of finger cylinders of drive and carry out the pipe fitting aversion. Therefore, the feeding, position correction, necking and discharging operations can be realized simultaneously, the running-water type operation is formed, the processing efficiency and the automation degree are higher, and the labor intensity of operators is lower.
Drawings
Fig. 1 is a front perspective view of the present invention;
FIG. 2 is an enlarged view at A of FIG. 1;
fig. 3 is a front perspective view of the present invention at another angle;
FIG. 4 is an enlarged view at B of FIG. 3;
fig. 5 is a rear perspective view of the present invention;
fig. 6 is a top view of the present invention;
fig. 7 is a cross-sectional view C-C of fig. 6.
Detailed Description
The present invention will be described in further detail with reference to the drawings and specific embodiments.
As shown in fig. 1 to 7, the local necking device with the pipe fitting with the bevel comprises a rack 1, wherein a pipe fitting feeding column 2, a pipe fitting deviation-rectifying positioning column 3, a pipe fitting necking positioning column 4 and a pipe fitting dotting positioning column 5 which are vertically arranged are sequentially arranged on the rack 1, a first positioning mechanism 11 is arranged on the rack 1, and the first positioning mechanism 11 is matched with the pipe fitting deviation-rectifying positioning column 3 to position the direction of the bevel of the pipe fitting 10; first positioning mechanism 11 includes the first locating cylinder 111 of level setting, and first locating cylinder 111 piston rod links firmly a first locating piece 112 of taking the inclined plane, and first locating piece 112 contacts pipe fitting 10 bevel connection location pipe fitting 10 bevel connection orientation through the inclined plane to ensure that the necking down adds the position accuracy in man-hour.
A necking sleeve 41 is correspondingly arranged on the upper surface of the pipe necking positioning column 4, the necking sleeve 41 is fixedly connected to a support 6, the support 6 is connected with a piston rod of a vertically arranged oil cylinder 61, the oil cylinder 61 drives the necking sleeve 41 to move up and down through the support 6 to be matched with the pipe necking positioning column 4 to carry out necking processing on the pipe 10, a vertically arranged stripping cylinder 62 is arranged on the support 6, and the stripping cylinder 62 drives a stripping column 63 to extend into an inner hole of the necking sleeve 41 to strip materials;
the casing of hydro-cylinder 61 links firmly on door font frame 64, support 6 includes four backup pads 65 that are parallel to each other, and four backup pads 65 link firmly mutually through four connecting rods 66, necking down sleeve 41 links firmly on backup pad 65 below, and backup pad 65 below is equipped with through-hole 651 and communicates necking down sleeve 41's hole, two backup pads 65 in the middle of the casing links firmly are taken off to the material cylinder 62, and last backup pad 65 connects the hydro-cylinder 61 piston rod, and two backup pads 65 and two guide pillars 67 cup joint mutually at least.
The machine frame 1 is further provided with a moving frame 7 capable of moving left and right, up and down, and back and forth in three dimensions, a first finger cylinder 71, a second finger cylinder 72, a third finger cylinder 73 and a fourth finger cylinder 74 are mounted on the moving frame 7, clamping jaws 70 are mounted on two fingers of each finger cylinder, the first finger cylinder 71 moves the pipe 10 with the inclined opening sleeved on the pipe feeding column 2 to the pipe deviation rectifying positioning column 3 through the clamping jaws 70, the second finger cylinder 72 moves the pipe 10 with the inclined opening sleeved on the pipe deviation rectifying positioning column 3 to the pipe necking positioning column 4 through the clamping jaws 70, the third finger cylinder 73 moves the pipe 10 with the inclined opening sleeved on the pipe necking positioning column 4 to the pipe striking positioning column 5 through the clamping jaws 70, and the fourth finger cylinder 74 moves the pipe 10 with the inclined opening sleeved on the pipe striking positioning column 5 through the clamping jaws 70.
The machine frame 1 is also provided with an upper sliding seat 12, a middle sliding seat 13 and a lower sliding seat 14, the upper sliding seat 12 is connected to the machine frame 1 through a transverse guide rail 121, a transverse driving mechanism 15 is arranged on the machine frame 1, the transverse driving mechanism 15 drives the upper sliding seat 12 to move left and right, the transverse driving mechanism 15 comprises a first servo motor 151, the first servo motor 151 drives the upper sliding seat 12 to move left and right through a transmission assembly of a first transmission belt wheel and a transmission belt, and the transmission belt is fixedly connected with the upper sliding seat 12;
the middle sliding seat 13 is connected to the upper sliding seat 12 through a vertical guide rail 131, the upper sliding seat 12 is provided with a vertical driving mechanism 16, the vertical driving mechanism 16 drives the middle sliding seat 13 to move up and down, the vertical driving mechanism 16 is a vertical driving air cylinder, a shell of the vertical driving air cylinder is fixedly connected with the upper sliding seat 12, a piston rod of the vertical driving air cylinder is connected with the middle sliding seat 13, and the vertical driving air cylinder drives the middle sliding seat 13 to move up and down;
the lower sliding seat 14 is connected to the middle sliding seat 13 through a longitudinal guide rail 141, the middle sliding seat 13 is provided with a longitudinal driving mechanism 17, and the longitudinal driving mechanism 17 drives the lower sliding seat 14 to move back and forth; the longitudinal driving mechanism 17 comprises a second servo motor 171, the second servo motor 171 drives the lower sliding seat 14 to move back and forth through a second transmission belt wheel and a transmission component 172 of a transmission belt, and the transmission belt is fixedly connected with the lower sliding seat 14; the moving frame 7 is fixedly connected with a lower sliding seat 14.
The frame 1 is further provided with a polishing motor 8, a driving shaft of the polishing motor 8 is connected with a conical grinding wheel 81, and the conical grinding wheel 81 burrs the end part of the inner hole of the pipe fitting 10 with the bevel opening.
The frame 1 is also provided with a stamping mechanism 9 and a second positioning mechanism 18, and the second positioning mechanism 18 is matched with the pipe fitting dotting positioning column 5 to position the direction of the inclined opening of the pipe fitting 10; the stamping mechanism 9 is matched with the pipe fitting dotting positioning column 5 to stamp and dotte the side surface of the pipe fitting 10; the punching mechanism 9 comprises a punching cylinder 91, a punch 92 is fixedly connected to a piston rod of the punching cylinder 91, the punch 92 is further connected to the rack 1 through a guide rod 93, and the punch 92 and the pipe fitting dotting positioning column 5 are matched to punch and dot the side face of the pipe fitting 10.
The second positioning mechanism 18 comprises a vertically arranged second positioning cylinder 181, a piston rod of the second positioning cylinder 181 is fixedly connected with a second positioning block 182 with an inclined plane, and the second positioning block 182 contacts with the inclined opening of the pipe fitting 10 through the inclined plane to position the inclined opening of the pipe fitting 10 to face.
The rack 1 is also provided with a controller 20, the controller 20 coordinates the actions of all the mechanisms, and the controller 20 can be a PLC (programmable logic controller). The upper part of the frame 1 is also provided with an alarm lamp 30, and the alarm lamp 30 flashes to alarm when the machine fails. The frame 1 is also provided with an inclined charging chute 40.
During operation of the embodiment, burrs at the end part of an inner hole of a pipe 10 with an inclined opening can be ground by using a conical grinding wheel 81 and then sleeved on a pipe feeding column 2, then a first finger cylinder 71 moves the pipe 10 with the inclined opening sleeved on the pipe feeding column 2 to a pipe deviation-correcting positioning column 3 by using a clamping jaw 70, the first positioning cylinder 111 drives a first positioning block 112 to contact the inclined opening of the pipe 10 through an inclined surface to position the inclined opening of the pipe 10 to face, so that accurate position is ensured during necking of the pipe 10, then a second finger cylinder 72 moves the pipe 10 with the inclined opening sleeved on the pipe deviation-correcting positioning column 3 to a pipe positioning column 4 by using the clamping jaw 70, then an oil cylinder 61 drives a necking sleeve 41 to move downwards through a support 6 to match with the pipe necking positioning column 4 to perform necking of the pipe 10, then the oil cylinder 61 drives the necking sleeve 41 to move upwards through the support 6, and simultaneously a stripping cylinder 62 drives a stripping column 63 to extend into the inner hole of the necking sleeve 41 to push the pipe 10 with the necking sleeve 41 to separate the necking sleeve 41 for stripping so that the pipe 10 is sleeved on the necking pipe 4 again; then, the third finger cylinder 73 moves the pipe 10 with the bevel opening, which is sleeved on the pipe necking positioning column 4, to the pipe dotting positioning column 5 by using the clamping jaw 70, the second positioning cylinder 181 drives the second positioning block 182 to contact the bevel opening of the pipe 10 through the bevel surface to reposition the direction of the bevel opening of the pipe 10 so as to ensure the accuracy of the dotting position, and then the stamping cylinder 91 drives the punch 92 to be matched with the pipe dotting positioning column 5 to stamp and dotte the side surface of the pipe 10; finally, the second positioning block 182 is moved upwards, and the fourth finger cylinder 74 moves the beveled pipe 10 sleeved on the pipe dotting positioning column 5 away by using the clamping jaw 70 to slide out of the beveled charging chute 40.
When the pipe fittings 10 are arranged on the pipe fitting feeding column 2, the pipe fitting deviation rectifying positioning column 3, the pipe fitting necking positioning column 4 and the pipe fitting dotting positioning column 5, the first finger cylinder 71, the second finger cylinder 72, the third finger cylinder 73 and the fourth finger cylinder 74 act to correspondingly move the pipe fittings 10 simultaneously, feeding, position correction, necking processing, dotting processing and discharging of the pipe fittings 10 can be carried out simultaneously, flowing water type operation is formed, and the automation degree and the processing efficiency are high.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a have local necking down device of bevel connection pipe fitting, includes the frame, its characterized in that: a vertically arranged pipe fitting feeding column, a pipe fitting deviation rectifying positioning column and a pipe fitting necking positioning column are sequentially arranged on the rack, and a first positioning mechanism is arranged on the rack and matched with the pipe fitting deviation rectifying positioning column to position the direction of a pipe fitting bevel;
the upper surface of the pipe necking positioning column is correspondingly provided with a necking sleeve which is fixedly connected on the support, the support is connected with a piston rod of a vertically arranged oil cylinder, the oil cylinder drives the necking sleeve to move up and down through the support to be matched with the pipe necking positioning column to carry out necking processing on the pipe, the support is provided with a vertically arranged stripping cylinder, and the stripping cylinder drives the stripping column to extend into an inner hole of the necking sleeve to strip;
still be equipped with in the frame about can, the removal frame of up-down and front and back three-dimensional motion, it is first at least to be equipped with on the removal frame, the second, the third points the cylinder, all be equipped with the clamping jaw on two fingers of every finger cylinder, first finger cylinder utilizes the clamping jaw to remove the pipe fitting of taking the bevel connection on the pipe fitting material loading post to the pipe fitting reference column of rectifying, second finger cylinder utilizes the clamping jaw to remove the pipe fitting of taking the bevel connection on the pipe fitting reference column of rectifying to the pipe fitting necking down reference column, the third finger cylinder utilizes the clamping jaw to remove the pipe fitting of taking the bevel connection of cover on the pipe fitting necking down reference column.
2. The local necking device for the beveled pipe fitting according to claim 1, wherein: the first positioning mechanism comprises a first positioning cylinder horizontally arranged, a piston rod of the first positioning cylinder is fixedly connected with a first positioning block with an inclined surface, and the first positioning block is in contact with the inclined opening of the pipe fitting through the inclined surface to position the inclined opening of the pipe fitting towards the inclined opening.
3. The local necking device for the pipe fitting with the bevel opening as claimed in claim 1, wherein: the casing of hydro-cylinder links firmly on door font frame, the support includes four backup pads that are parallel to each other, and four backup pads link firmly mutually through four connecting rods, the necking down sleeve links firmly in the backup pad below, and the backup pad is equipped with the hole intercommunication necking down telescopic hole below, the cylinder casing of taking off links firmly two backup pads in the middle of, and the hydro-cylinder piston rod is connected to the backup pad above, has at least two backup pads to cup joint mutually with two guide pillars.
4. The local necking device for the pipe fitting with the bevel opening as claimed in claim 1, wherein: the machine frame is provided with an upper sliding seat, a middle sliding seat and a lower sliding seat, the upper sliding seat is connected to the machine frame through a transverse guide rail, and the machine frame is provided with a transverse driving mechanism which drives the upper sliding seat to move left and right; the middle sliding seat is connected to the upper sliding seat through a vertical guide rail, a vertical driving mechanism is arranged on the upper sliding seat, and the vertical driving mechanism drives the middle sliding seat to move up and down; the lower sliding seat is connected to the middle sliding seat through a longitudinal guide rail, and a longitudinal driving mechanism is arranged on the middle sliding seat and drives the lower sliding seat to move back and forth; the movable frame is fixedly connected with the lower sliding seat.
5. The local necking device for the beveled pipe fitting according to claim 4, wherein: the transverse driving mechanism comprises a first servo motor, and the first servo motor drives the upper sliding seat to move left and right through a transmission assembly of a first transmission belt wheel and a transmission belt; the longitudinal driving mechanism comprises a second servo motor, and the second servo motor drives the lower sliding seat to move back and forth through a second transmission belt wheel and a transmission component of the transmission belt.
6. The local necking device for the beveled pipe fitting according to claim 4, wherein: the vertical driving mechanism is a vertical driving cylinder, a vertical driving cylinder shell is fixedly connected with an upper sliding seat, a vertical driving cylinder piston rod is connected with a middle sliding seat, and the vertical driving cylinder drives the middle sliding seat to move up and down.
7. The local necking device for the pipe fitting with the bevel opening as claimed in claim 1, wherein: still be equipped with grinding motor in the frame, grinding motor drive shaft connects a toper emery wheel, and the toper emery wheel is for taking bevel connection pipe fitting hole tip deburring.
8. The partial necking apparatus of a beveled pipe according to any one of claims 1 to 7, wherein: the rack is also provided with a pipe fitting dotting positioning column which is vertically arranged, and is provided with a punching mechanism and a second positioning mechanism, and the second positioning mechanism is matched with the pipe fitting dotting positioning column to position the direction of an inclined opening of the pipe fitting; the punching mechanism is matched with the pipe fitting dotting positioning column to punch and dott the side face of the pipe fitting;
the moving frame is further provided with a fourth finger cylinder, clamping jaws are arranged on two fingers of the fourth finger cylinder, the third finger cylinder moves the pipe fitting with the bevel, which is sleeved on the pipe fitting necking positioning column, to the pipe fitting dotting positioning column through the clamping jaws, and the fourth finger cylinder moves the pipe fitting with the bevel, which is sleeved on the pipe fitting dotting positioning column, through the clamping jaws.
9. The local necking device for the pipe fitting with the bevel opening as claimed in claim 8, wherein: the second positioning mechanism comprises a vertically arranged second positioning cylinder, a piston rod of the second positioning cylinder is fixedly connected with a second positioning block with an inclined plane, and the second positioning block is in contact with the inclined opening of the pipe fitting through the inclined plane to position the orientation of the inclined opening of the pipe fitting.
10. The local necking device for the pipe fitting with the bevel opening as claimed in claim 8, wherein: the punching mechanism comprises a punching cylinder, a punch is fixedly connected to a piston rod of the punching cylinder, the punch is connected to the rack through a guide rod, and the punch is matched with the pipe fitting dotting positioning column to punch and dott the side face of the pipe fitting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320142355.9U CN218835860U (en) | 2023-01-16 | 2023-01-16 | Local necking down device with bevel connection pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320142355.9U CN218835860U (en) | 2023-01-16 | 2023-01-16 | Local necking down device with bevel connection pipe fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218835860U true CN218835860U (en) | 2023-04-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320142355.9U Active CN218835860U (en) | 2023-01-16 | 2023-01-16 | Local necking down device with bevel connection pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218835860U (en) |
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- 2023-01-16 CN CN202320142355.9U patent/CN218835860U/en active Active
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