CN111283074A - Processing production line for round pipe workpieces - Google Patents
Processing production line for round pipe workpieces Download PDFInfo
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- CN111283074A CN111283074A CN202010098232.0A CN202010098232A CN111283074A CN 111283074 A CN111283074 A CN 111283074A CN 202010098232 A CN202010098232 A CN 202010098232A CN 111283074 A CN111283074 A CN 111283074A
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- pipe
- punching
- pressure plate
- material taking
- driving
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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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/001—Shaping combined with punching, e.g. stamping and perforating
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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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
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- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention relates to the field of production line machining, and discloses a round pipe workpiece machining production line which comprises a feeding device, a punching machine, a pipe bender and a mechanical arm; the feeding device is used for conveying the pipe fittings for the punching machine; the punching machine is used for punching the pipe fitting; the pipe bender is used for bending the punched pipe fitting; the mechanical arm is used for conveying the punched pipe fitting to the pipe bending machine for bending processing and unloading the pipe fitting subjected to bending processing. According to the technical scheme, the feeding device prepares the required pipe fitting for the punching machine, the punching machine punches the pipe fitting, after the punching is finished, the mechanical arm conveys the pipe fitting to the pipe bending machine for bending, and after the bending is finished, the mechanical arm unloads the finished product. Therefore, the problems of low production efficiency and high labor cost in the prior art are solved.
Description
Technical Field
The invention relates to the field of production line machining, in particular to a machining production line for round pipe workpieces.
Background
In the zero work piece of pipe class punches a hole, the pipe bending processing production process, because current processing equipment mostly only possesses solitary processing performance (the piercing press only possesses the function of punching a hole, the bending machine only possesses the return bend function), consequently, the pipe fitting can only be according to process flow at the regional circulation of putting of each board, transport, because the turnover distance is big and the transport is frequent, can cause the production efficiency low, problem that the cost of labor is high.
Disclosure of Invention
The invention aims to provide an automatic production line which is coherent in operation, can integrate and coordinate functions of various processing equipment, overcomes the problems of long-distance turnover and frequent transportation in the prior art, improves the production efficiency and saves the labor cost.
In order to achieve the purpose, the invention provides a round pipe workpiece processing production line which comprises a feeding device, a punching machine, a pipe bender and a mechanical arm, wherein the feeding device is arranged on the round pipe workpiece processing production line; the feeding device is used for conveying the pipe fittings for the punching machine; the punching machine is used for punching the pipe fitting; the pipe bender is used for bending the punched pipe fitting; the mechanical arm is used for conveying the punched pipe fitting to the pipe bending machine for bending processing and unloading the pipe fitting subjected to bending processing.
According to the technical scheme, the feeding device provides the pipe fitting for the punching machine, the punching machine punches the pipe fitting, after punching is finished, the mechanical arm conveys the semi-finished pipe fitting to the pipe bending machine for bending, and after bending is finished, the mechanical arm unloads the finished pipe fitting. The process is full-automatic, manual intervention is not needed, the problems that in the prior art, the pipe fitting can only be circulated and transported between the placing areas of all the machine tables according to the process flow, the production efficiency is low and the labor cost is high due to large turnover distance and frequent transportation are solved.
Further, the feeding device comprises a bin, a feeding plane and a conveying mechanism, wherein the conveying mechanism can convey the pipe fittings in the bin to the feeding plane; the feeding plane is arranged to be an inclined plane and is positioned above the storage bin;
the conveying mechanism comprises a chain wheel, a chain meshed with the chain wheel, a driving motor used for driving the chain wheel and a hook part arranged on the chain, and the hook part moves along with the movement of the chain;
the storage bin comprises a bottom plate, limiting plates positioned on two sides of the bottom plate and a driving assembly used for driving the limiting plates to be far away from and close to each other.
Further, the driving assembly comprises a sliding track, a linear bearing arranged at the bottom of the limiting plate, a lead screw arranged at the bottom of the bottom plate and a hand wheel connected to one end of the lead screw; the linear bearing is connected with the sliding rail in a sliding mode, and the limiting plate is connected with the lead screw.
Further, loading attachment still includes infrared sensor, infrared sensor is used for detecting to be located pipe fitting quantity on the material loading plane.
Further, the punching machine comprises a material taking device, a punching device and a second supporting frame for supporting the material taking device and the punching device; the material taking device comprises a material taking support, a material taking support bridge and a sliding seat arranged below the material taking support, wherein the sliding seat is connected with the material taking support through a first driving mechanism, the first driving mechanism can drive the material taking support to move up and down, the material taking support is connected with the material taking support bridge in a sliding mode, and the material taking support can move back and forth along the length direction of the material taking support bridge.
Further, the punching device comprises a clamping mechanism for clamping the pipe fitting and a punching module for punching the pipe fitting;
the clamping mechanism comprises an upper pressing plate, a lower pressing plate positioned below the upper pressing plate, a second driving assembly used for driving the upper pressing plate to be close to and far away from the lower pressing plate, and a first supporting frame used for supporting the second driving assembly;
the second driving assembly comprises a hydraulic cylinder fixedly mounted above the upper pressure plate, the punching module is positioned between the hydraulic cylinder and the upper pressure plate, aligned guide holes are formed in the upper pressure plate and the punching module, and guide posts penetrate through the guide holes so that the upper pressure plate and the punching module can move up and down along the guide posts; the punching die is characterized in that a punch is arranged on the punching module, a punch aligned with the punch is arranged on the upper pressing plate, and the punch can penetrate through the punch to punch a pipe clamped between the upper pressing plate and the lower pressing plate.
Furthermore, a pressure spring is arranged between the punching module and the upper pressure plate, one end of the pressure spring is connected with the upper pressure plate, the other end of the pressure spring is connected with the punching module, a tension spring is connected between the upper pressure plate and a first support frame positioned above the punching module, one end of the tension spring is connected with the side surface of the upper pressure plate, and the other end of the tension spring is connected with the first support frame;
the upper pressing plate and the lower pressing plate are provided with grooves which are aligned up and down on opposite sides respectively, and the grooves on the upper pressing plate and the lower pressing plate form a linear channel in the folding state of the upper pressing plate and the lower pressing plate.
Further, the pipe bender comprises two pipe bending mechanisms and a third driving mechanism for driving the pipe bending mechanisms to approach and move away from each other; the pipe bending mechanism comprises a wheel die, a pipe bending table with a straight groove and a fourth driving mechanism capable of driving the pipe bending table to rotate along the wheel die.
Further, the round pipe workpiece processing production line further comprises a blanking frame.
Furthermore, the punching processing automation equipment further comprises a PLC control system for coordinating and controlling the feeding device, the punching machine, the bending machine and the mechanical arm.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
FIG. 1 is a schematic structural diagram of one embodiment of a round pipe workpiece processing line according to the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 from another angle;
FIG. 3 is a schematic structural view of one embodiment of a loading device;
FIG. 4 is a schematic structural view of another embodiment of the feeding device;
FIG. 5 is an enlarged view of portion A of FIGS. 3 and 4;
FIG. 6 is a schematic diagram of the construction of one embodiment of the punch;
FIG. 7 is an enlarged view of portion B of FIG. 6;
FIG. 8 is an enlarged view of portion C of FIG. 6;
fig. 9 is a schematic structural view of an embodiment of the bender.
Description of the reference numerals
100 loading device 200 punching machine
400 mechanical arm of 300 pipe bender
500 blanking frame 110 third support frame
120 bottom plate 131 hand wheel
132 lead screw 133 linear bearing
134 sliding track 135 motor
150 hook part of limit plate 160
170 feeding plane 180 chain wheel
210 get material support bridge 220 get material support
230 first drive mechanism 240 carriage
250 punching module 260 second support frame
271 Upper platen 272 lower platen
273 first support bracket 274 tension spring
281 hydraulic cylinder 310 wheel die
320 pipe bending table 330 third driving mechanism
Detailed Description
The following describes in detail specific embodiments of the present invention. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, the use of the terms of orientation such as "upper and lower" in the case where no description is made to the contrary generally means the orientation in the assembled and used state. "inner and outer" refer to the inner and outer contours of the respective component itself.
In the present invention, a round pipe workpiece processing production line is provided, as shown in fig. 1-2, the round pipe workpiece processing production line includes a feeding device 100, a punching machine 200, a pipe bender 300 and a robot arm 400; the feeding device 100 is used for conveying the pipe fittings for the punching machine 200; the punching machine 200 is used for punching a pipe fitting; the pipe bender 300 is used for bending the punched pipe; the robot 400 is used for transporting the punched pipe to the bending machine 300 for bending and unloading the bent pipe.
Through the technical scheme, the feeding device can convey the required pipe fittings for the punching machine 200, the punching machine 200 punches the pipe fittings, after the punching is finished, the mechanical arm 400 conveys the semi-finished pipe fittings to the pipe bending machine 300 for bending, and after the bending is finished, the mechanical arm 400 unloads the finished pipe fittings. The above processes are completed fully automatically, manual intervention is not needed, and therefore the problems that in the prior art, the pipe fitting can only be transferred and carried between the placing areas of all the machines according to the process flow, the production efficiency is low and the labor cost is high due to large transfer distance and frequent carrying are solved.
As shown in fig. 3, the loading device includes a bin, a loading plane 170, and a conveying mechanism capable of conveying the pipe in the bin to the loading plane 170. The punching machine 200 is arranged on one side close to the feeding plane 170, so that the punching machine can conveniently take materials, and the punching efficiency is improved.
The storage bin and the feeding plane 170 may be disposed on the same plane or different planes. In one embodiment of the invention, the silo and the loading plane 170 are arranged on different horizontal planes and the loading plane 170 is located above the silo, and the inclined plane is preferably arranged at an angle of 15 ° to 30 ° to the horizontal plane. Thus, the pipe fitting on the feeding plane 170 can naturally slide to the edge of the feeding plane 170 (position convenient for the punching machine 200 to take the material) under the action of gravity, so as to facilitate the taking of the material by the punching machine 200. As shown in fig. 3, the silo includes a bottom plate 120, stopper plates 150 positioned at both sides of the bottom plate 120, and a driving assembly for driving the stopper plates 150 to move away from and close to each other. The bottom plate 120 is arranged to be an inclined surface, and an included angle between the inclined surface and the horizontal plane is 15-30 degrees. Thus, the pipe placed on the bottom plate 120 naturally slides down to the transportation mechanism due to the gravity.
It should be noted that, as shown in fig. 3, the "loading plane 170 is configured as an inclined plane" means that the inclined plane extends from a lower position to a position close to the chain (i.e., "upper outside and lower inside" as shown in fig. 3); the "bottom plate 120 is configured as a slope" means that the lower part of the slope extends to the edge of the loading device (i.e., "inner higher and outer lower" as shown in fig. 3).
The conveying mechanism includes a sprocket 180, a chain engaged with the sprocket 180, a driving motor for driving the sprocket 180, and a hook 160 provided on the chain, and the hook 160 moves along with the movement of the chain. The chain is perpendicular to the horizontal plane and extends to the bottom plate 120, the pipe fitting placed on the bottom plate 120 naturally slides to the chain under the action of gravity, and after the driving chain wheel 180, the pipe fitting can be hooked by the hook part 160 on the chain, so that the pipe fitting on the bottom plate 12 is conveyed to the feeding plane 170.
The silo includes a bottom plate 120, stopper plates 150 positioned at both sides of the bottom plate 120, and a driving assembly for driving the stopper plates 150 to move away from and close to each other. Two specific embodiments of drive assemblies are provided below:
the first embodiment is as follows: as shown in fig. 3, the driving assembly includes a sliding rail 134, a linear bearing 133 disposed at the bottom of the position limiting plate 150, a lead screw 132 disposed at the bottom of the base plate 120, and a hand wheel 131 connected to one end of the lead screw 132; the linear bearing 133 is slidably connected to the sliding rail 134, and the limiting plate 150 is connected to the lead screw 132. The hand wheel 131 is rotated to drive the lead screw 132 to rotate, so that the two limiting plates 150 are driven to move close to or away from each other.
The second embodiment is as follows: as shown in fig. 4, the driving assembly includes a sliding rail 134 and a motor 135 disposed at the bottom of the stopper plate 150, and the motor 135 can drive the stopper plate 50 to move along the sliding rail 134. The motor 135 may be a linear motor.
In order to detect the number of the pipes on the feeding plane 170, the feeding device is further provided with an infrared sensor, and the infrared sensor is used for detecting the number of the pipes on the feeding plane 170.
In addition, the loading device further includes a third support frame 110 for supporting the bin, the loading plane 170, and the carrying mechanism.
Taking a pipe fitting as an example, the working principle of the feeding device is briefly explained as follows: first, the distance between the limit baffles 150 is adjusted to limit the length of the pipe placed in the storage bin, and the bottom plate 120 is set to be an inclined surface, so that the pipe can naturally slide to the chain after the pipe is placed in the storage bin. The drive sprocket 180 is then actuated to drive the chain and thereby transport the pipe from the bottom plate 120 to the loading level 170. Because the loading plane 170 is also inclined, the pipe will slide to the edge of the loading plane 170 under the action of gravity, so as to facilitate the material taking of the punching machine.
As shown in fig. 5-8, the punching machine includes a material taking device, a punching device, and a second supporting frame 260 for supporting the material taking device and the punching device; the material taking device comprises a material taking bracket 220, a material taking bracket bridge 210 and a sliding seat 240 arranged below the material taking bracket 220, the sliding seat 240 is connected with the material taking bracket 220 through a first driving mechanism 230, the first driving mechanism 230 can drive the material taking bracket 220 to move up and down, the material taking bracket 22 is connected with the material taking bracket bridge 210 in a sliding manner, and the material taking bracket 220 can move back and forth along the length direction of the material taking bracket bridge 210.
Based on the material taking device can move in the horizontal direction and the vertical direction, materials can be flexibly taken and loaded, and after the materials are taken and loaded, the pipe fitting can be punched by the punching device, so that full automation of material taking, loading and punching is realized, punching can be completed without manual intervention, the production efficiency is improved, and meanwhile, the labor cost is saved.
In the foregoing, get material support 220 with get material support bridge 210 sliding connection can realize like this: get material support bridge 210 and set up the slip track, get material support 220 bottom and set up the spout of slip track adaptation, just so can realize sliding connection. Further, the first driving mechanism 230 may be a pneumatic cylinder or a hydraulic cylinder.
The punching apparatus comprises a clamping mechanism for clamping the pipe and a punching module 250 for punching the pipe. Wherein, the clamping mechanism comprises an upper pressure plate 271, a lower pressure plate 272 positioned below the upper pressure plate 272, a second driving component for driving the upper pressure plate 271 to approach and depart from the lower pressure plate 272, and a first supporting frame 273 for supporting the second driving component; the second driving assembly comprises a hydraulic cylinder 281 fixedly installed above the upper platen 271, the punching module 250 is located between the hydraulic cylinder 281 and the upper platen 271, the upper platen 271 and the punching module 250 are provided with guide holes 282 which are aligned, and guide posts 283 penetrate through the guide holes 282 so that the upper platen 271 and the punching module 250 can move up and down along the guide posts 283; the punching module 250 is provided with a punch, the upper pressure plate 271 is provided with a punch aligned with the punch, and the punch can penetrate through the punch to punch a pipe clamped between the upper pressure plate 271 and the lower pressure plate 272. The punching module 37 with be provided with the pressure spring between the top board 31, the one end of pressure spring with the top board 31 is connected, the other end with the punching module 37 is connected, the top board 31 with be located be connected with extension spring 38 between the first support frame 33 of punching module 37 top, extension spring 38 one end with the side of top board 31 is connected, the other end with first support frame 33 is connected.
The opposite sides of the upper pressure plate 271 and the lower pressure plate 272 are respectively provided with a groove 275 which is aligned up and down, and in the folded state of the upper pressure plate 271 and the lower pressure plate 272, the grooves 275 on the upper pressure plate 271 and the lower pressure plate 272 form a linear channel.
In order to punch different positions of the pipe fitting at the same time, the number of the punching devices is four, and the four punching devices are located on the same straight line. In addition, the punching device further comprises a second support frame 260 for supporting the material taking device and the punching device.
As shown in fig. 9, the bending machine includes two bending mechanisms and a third driving mechanism for driving the bending mechanisms to move toward and away from each other; the pipe bending mechanism comprises a wheel die 310, a pipe bending table 320 with a straight groove, and a fourth driving mechanism 330 capable of driving the pipe bending table 320 to rotate along the wheel die 310. The fourth driving mechanism 330 may be a pneumatic cylinder or a hydraulic cylinder.
The third driving mechanism comprises a second lead screw 340 and a second hand wheel 350, the second hand wheel 350 is installed at one end of the second lead screw 340, the second lead screw 340 can be driven to rotate together by rotating the second hand wheel 350, and the second lead screw 340 is connected with the pipe bending mechanism.
Of course, the bending machine may be a commercially available bending machine, such as a double-head bending machine.
As shown in fig. 1, the round pipe workpiece processing line further includes a blanking frame 500.
In addition, the punching automation equipment further includes a PLC control system for coordinating and controlling the feeding device 100, the punching machine 200, the bending machine 300, and the robot arm 400.
Taking a pipe fitting as an example, the flow chart of the processing production line of the round pipe workpiece is briefly described: first, the distance between the limit baffles 150 is adjusted to limit the length of the pipe fittings placed in the storage bin, and the bottom plate 120 is set to be an inclined surface, so that the pipe fittings can naturally slide to the chain after being placed in the storage bin. The drive sprocket 180 is then actuated to drive the chain and thereby transport the pipe from the bottom plate 120 to the loading level 170. Since the loading plane 170 is also inclined, the pipe will slide down to the edge of the loading plane 170 under the action of gravity. At this time, the material taking device on the punching machine 200 starts to take materials, specifically, the driving slide 240 approaches the feeding plane 170 of the feeding device along the material taking bracket bridge 210, then the height of the material taking bracket 220 is adjusted by the first driving mechanism 230 so that the height of the material taking bracket 220 is lower than the height of the pipe fitting on the feeding plane 170, then the material taking bracket 220 is adjusted to the lower side of the pipe fitting, the first driving mechanism 230 is driven again so that the material taking bracket 220 holds up the pipe fitting, then the slide 240 is driven again to return to the original position, and the pipe fitting is placed in the groove 275. The hydraulic cylinder 281 is driven, so that the piston rod of the hydraulic cylinder 281 pushes the punching module 250, the punching module 250 pushes the upper pressing plate 271 to press the lower pressing plate 272 to fix the pipe (at this time, the tension spring 274 is in a stretched state), and then the punching module 250 is started to punch the pipe. After the punching is completed, the hydraulic cylinder 281 is started to release the punching module 250, and since the compression spring is arranged between the punching module 250 and the upper platen 271, the punching module 250 will move upward along the guide post 283 due to the reaction force of the compression spring, and the tension spring 274 will pull the upper platen 271 upward along the guide post 283 to loosen the pipe, and then the pipe will be taken out by the robot arm 400 and transported to the pipe bender 300 for pipe bending processing, and after the pipe bending processing is completed, the finished pipe will be placed to the blanking frame 500 by the robot arm 400.
The preferred embodiments of the present invention have been described in detail, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. The invention is not described in detail in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (10)
1. The processing production line for the round pipe workpieces is characterized by comprising a feeding device (100), a punching machine (200), a pipe bender (300) and a mechanical arm (400); the feeding device (100) is used for conveying the pipe fittings for the punching machine (200); the punching machine (200) is used for punching the pipe fitting; the pipe bending machine (300) is used for bending the pipe fittings subjected to hole punching; the mechanical arm (400) is used for conveying the punched pipe fittings to the pipe bending machine (300) for bending processing and unloading the pipe fittings which are bent processing.
2. The round tube workpiece processing production line of claim 1, wherein the loading device comprises a bin, a loading plane (170), and a conveying mechanism capable of conveying the tubes in the bin to the loading plane (170); the feeding plane (170) is arranged to be an inclined plane and is positioned above the storage bin;
the conveying mechanism comprises a chain wheel (180), a chain meshed with the chain wheel (180), a driving motor used for driving the chain wheel (180) and a hook part (160) arranged on the chain, wherein the hook part (160) moves along with the movement of the chain;
the storage bin comprises a bottom plate (120), limiting plates (150) positioned on two sides of the bottom plate (120) and a driving assembly used for driving the limiting plates (150) to move away from and close to each other.
3. The round tube workpiece processing production line of claim 2, wherein the driving assembly comprises a sliding rail (134), a linear bearing (133) arranged at the bottom of the limiting plate (150), a lead screw (132) arranged at the bottom of the bottom plate (120), and a hand wheel (131) connected to one end of the lead screw (132); the linear bearing (133) is connected with the sliding track (134) in a sliding mode, and the limiting plate (150) is connected with the lead screw (132).
4. The round tube workpiece processing production line as recited in claim 3, characterized in that the loading device further comprises an infrared sensor for detecting the number of tubes on the loading plane (170).
5. A round pipe type workpiece processing production line as claimed in claim 1, wherein the punching machine comprises a material taking device, a punching device and a second support frame (260) for supporting the material taking device and the punching device; the material taking device comprises a material taking support (220), a material taking support bridge (210) and a sliding seat (240) arranged below the material taking support (220), the sliding seat (240) is connected with the material taking support (220) through a first driving mechanism (230), the first driving mechanism (230) can drive the material taking support (220) to move up and down, the material taking support (22) is connected with the material taking support bridge (210) in a sliding mode, and the material taking support (220) can move back and forth along the length direction of the material taking support bridge (210).
6. The round pipe workpiece processing production line as recited in claim 1, wherein the punching device comprises a clamping mechanism for clamping the pipe and a punching module (250) for punching the pipe;
the clamping mechanism comprises an upper pressing plate (271), a lower pressing plate (272) positioned below the upper pressing plate (272), a second driving component for driving the upper pressing plate (271) to approach and depart from the lower pressing plate (272), and a first supporting frame (273) for supporting the second driving component;
the second driving assembly comprises a hydraulic cylinder (281) fixedly installed above the upper pressure plate (271), the punching module (250) is positioned between the hydraulic cylinder (281) and the upper pressure plate (271), the upper pressure plate (271) and the punching module (250) are provided with guide holes (282) which are aligned, and guide posts (283) penetrate through the guide holes (282) so that the upper pressure plate (271) and the punching module (250) can move up and down along the guide posts (283); the punching die is characterized in that a punch is arranged on the punching module (250), a punch aligned with the punch is arranged on the upper pressure plate (271), and the punch can penetrate through the punch to punch a pipe clamped between the upper pressure plate (271) and the lower pressure plate (272).
7. The round pipe workpiece processing production line of claim 6, wherein a pressure spring is arranged between the punching module (250) and the upper pressure plate (271), one end of the pressure spring is connected with the upper pressure plate (271), the other end of the pressure spring is connected with the punching module (250), a tension spring (274) is connected between the upper pressure plate (271) and a first support frame (273) above the punching module (250), one end of the tension spring (274) is connected with the side surface of the upper pressure plate (271), and the other end of the tension spring is connected with the first support frame (273);
the opposite sides of the upper pressure plate (271) and the lower pressure plate (272) are respectively provided with a groove (275) which is aligned up and down, and when the upper pressure plate (271) and the lower pressure plate (272) are in a folded state, the grooves (275) on the upper pressure plate (271) and the lower pressure plate (272) form a linear channel.
8. A round pipe type workpiece processing production line as claimed in claim 6, wherein the pipe bender comprises two pipe bending mechanisms and a third driving mechanism for driving the pipe bending mechanisms to move towards and away from each other; the pipe bending mechanism comprises a wheel die (310), a pipe bending table (320) with a straight groove, and a fourth driving mechanism capable of driving the pipe bending table (320) to rotate along the wheel die (310).
9. A round tubular workpiece processing line as set forth in any of claims 1-8, characterized in that it further comprises a blanking stand (500).
10. The round pipe workpiece processing production line as claimed in any one of claims 1 to 8, wherein the punching automation equipment further comprises a PLC control system for coordinating and controlling the feeding device (100), the punching machine (200), the bending machine (300) and the mechanical arm (400).
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| CN202010098232.0A CN111283074A (en) | 2020-02-18 | 2020-02-18 | Processing production line for round pipe workpieces |
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| CN202010098232.0A CN111283074A (en) | 2020-02-18 | 2020-02-18 | Processing production line for round pipe workpieces |
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Application publication date: 20200616 |
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