CN113231504B - Automatic pipe bending production line - Google Patents

Automatic pipe bending production line Download PDF

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Publication number
CN113231504B
CN113231504B CN202110556515.XA CN202110556515A CN113231504B CN 113231504 B CN113231504 B CN 113231504B CN 202110556515 A CN202110556515 A CN 202110556515A CN 113231504 B CN113231504 B CN 113231504B
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CN
China
Prior art keywords
pipe bending
clamping
shaft
pushing
die
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202110556515.XA
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Chinese (zh)
Other versions
CN113231504A (en
Inventor
董阿能
郑志军
王佳胜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Yada Automation Technology Co ltd
Ningbo Chinaust Automobile Fittings Co ltd
Original Assignee
Ningbo Yada Automation Technology Co ltd
Ningbo Chinaust Automobile Fittings Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ningbo Yada Automation Technology Co ltd, Ningbo Chinaust Automobile Fittings Co ltd filed Critical Ningbo Yada Automation Technology Co ltd
Priority to CN202110556515.XA priority Critical patent/CN113231504B/en
Publication of CN113231504A publication Critical patent/CN113231504A/en
Application granted granted Critical
Publication of CN113231504B publication Critical patent/CN113231504B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D7/00Bending rods, profiles, or tubes
    • B21D7/02Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
    • B21D7/024Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, 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
    • B21D43/006Feeding elongated articles, such as tubes, bars, or profiles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, 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
    • B21D43/02Advancing work in relation to the stroke of the die or tool
    • B21D43/026Combination of two or more feeding devices provided for in B21D43/04 - B21D43/18
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, 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
    • B21D43/02Advancing work in relation to the stroke of the die or tool
    • B21D43/04Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/10Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
    • B21D43/105Manipulators, i.e. mechanical arms carrying a gripper element having several degrees of freedom
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, 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
    • B21D43/02Advancing work in relation to the stroke of the die or tool
    • B21D43/04Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/12Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by chains or belts

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)

Abstract

The invention provides an automatic pipe bending production line, and belongs to the technical field of pipe fitting machining. The automatic pipe bending production line comprises an automatic feeding mechanism, a pipe bending mechanism and a transferring mechanism; according to the pipe bending machine, the automatic feeding and discharging of the pipe fitting and the automatic transferring of the pipe fitting in the pipe bending process are realized through the automatic feeding mechanism and the transferring mechanism, the work load of an operator is reduced, the machining efficiency is improved, the safety risk caused by manual operation is reduced, in addition, the pipe bending mechanism drives the pipe bending shaft to rotate through the pipe bending telescopic driver which moves linearly, compared with the rotary movement of a motor, the driving force is large and stable, the structure is simple, the cost is low, and the pipe bending machine is not easy to damage. In addition, the lifting assembly is also arranged to lift and accurately position the pipe fitting to be processed, so that the stability of the pipe fitting in the pipe bending process is ensured, the pipe bending processing quality of the pipe fitting is ensured, and the pipe bending processing requirement of the pipe fitting with longer length and thicker pipe wall is better met.

Description

Automatic pipe bending production line
Technical Field
The invention relates to the technical field of pipe fitting processing, in particular to an automatic pipe bending production line.
Background
Along with the great application of the pipe fitting in a pipeline system, the improvement of the processing efficiency, the processing quality and the processing safety of the pipe fitting becomes a problem to be solved urgently in the industry.
For a pipe fitting with a longer lower length and a thicker pipe wall, when the pipe fitting is subjected to pipe bending, a sufficiently large pipe bending driving force needs to be provided, and meanwhile, the stability of the pipe fitting to be processed needs to be maintained in the processing process. But at present, the mode of pipe bending of above-mentioned pipe fitting generally adopts manual operation, and the manual work carries out the pipe fitting and goes up the unloading, simultaneously, adopts the rotating electrical machines to carry out the return bend and rotates, and does not set up to lift the structure, has not only increased operator's work burden, there is great potential safety hazard, machining efficiency is low, simultaneously, need select the motor that the power is big, not only the energy consumption is high, and also the problem of easy emergence damage, in addition, the pipe fitting easily appears moving in the course of working, the pipe fitting stability is relatively poor, thereby the pipe fitting after the pipe bending processing exists not enough in the aspect of machining efficiency, processing quality and processing security, be difficult to satisfy the return bend processing demand of the pipe fitting of length longer, pipe wall is thicker.
Disclosure of Invention
The automatic pipe bending production line aims at solving the problems in the prior art, an automatic feeding mechanism, a pipe bending mechanism and a transfer mechanism arranged between the feeding mechanism and the pipe bending mechanism are arranged, automatic operation of feeding, discharging and transferring in the pipe bending process is realized, the work load is lightened, the processing efficiency is improved, the safety risk is reduced, in addition, a telescopic driving mode is adopted in the pipe bending mechanism to drive a pipe bending shaft to rotate, compared with a motor, the driving force is large and more stable, a lifting assembly is arranged to lift a pipe, the stability of the pipe fitting in the pipe bending process is ensured, the processing quality is ensured, and the pipe bending processing requirement of the pipe fitting with longer length and thicker pipe wall is better met.
The specific technical scheme is as follows:
an automated pipe bending line having the features comprising:
the automatic feeding mechanism is provided with a conveyor belt, and a plurality of supporting clamping blocks are sequentially arranged on the conveyor belt along the conveying direction;
The pipe bending mechanism is arranged at one end of the conveyor belt and comprises a frame, a lifting assembly, a pipe bending shaft, a pipe bending telescopic device driver, a clamping die assembly and a guide die assembly, wherein the lifting assembly is arranged on the frame and is arranged along the direction perpendicular to the conveyor belt, the pipe bending shaft is rotatably arranged on the frame and is positioned at one end of the lifting assembly, the pipe bending shaft is provided with a pipe bending wheel die, meanwhile, the pipe bending telescopic device driver is arranged on the frame and is in power connection with the pipe bending shaft, the clamping die assembly and the guide die assembly are arranged on the frame in parallel and are positioned at the side of the pipe bending shaft, and the guide die assembly is positioned between the lifting assembly and the clamping die assembly;
The transfer mechanism is arranged at the side of the frame and is positioned between the automatic feeding mechanism and the pipe bending mechanism, and meanwhile, the transfer mechanism is positioned at one end of the frame, provided with the pipe bending shaft, and is provided with a grabbing hand.
The automatic pipe bending production line comprises a supporting frame, wherein the conveying belt comprises a chain wheel, a chain and a feeding rotary driver, the supporting frame is horizontally arranged, the chain wheels are arranged at two ends of the supporting frame, the chain is wound on the chain wheels at the two ends, the feeding rotary driver is arranged on the supporting frame, the feeding rotary driver is in power connection with one chain wheel, a plurality of supporting clamping blocks are sequentially arranged on the outer side of the chain at intervals along the winding direction of the chain, and concave clamping grooves are formed in each supporting clamping block.
The automatic pipe bending production line comprises a positioning block, a positioning pushing part and a plurality of fixed lifting parts, wherein the positioning block is arranged beside the pipe bending shaft and is positioned on the clamping die assembly, the positioning pushing part is arranged on the frame and is positioned at one end deviating from the pipe bending shaft, the connecting line of the positioning pushing part and the positioning block is in the tangential direction of the pipe bending shaft, and the fixed lifting parts are arranged on the frame at intervals along the connecting line direction of the positioning pushing part and the positioning block and are positioned between the positioning pushing part and the positioning block.
The automatic pipe bending production line comprises a positioning pushing part, wherein the positioning pushing part comprises a pushing sliding frame, a pushing guide rail, a pushing telescopic device, a pushing guide rod, a pushing block, a limiting rack, a limiting lock and a limiting tooth block, the pushing guide rail is arranged at one end of the frame, which is away from the pipe bending shaft, and is arranged along the tangential direction of the pipe bending shaft, the pushing sliding frame is slidably arranged on the pushing guide rail, the pushing telescopic device and the pushing guide rod are both arranged on the pushing sliding frame and are both arranged along the arrangement direction of the pushing guide rail, meanwhile, one end of the telescopic shaft of the pushing telescopic device is arranged towards one side of the pipe bending shaft and fixedly provided with the pushing block, the pushing guide rod is axially slidably arranged on the pushing sliding frame and is connected with the pushing block, the limiting rack is arranged on the frame and is parallel to the pushing guide rail, and the limiting lock is arranged on the pushing sliding frame and is provided with the limiting tooth block which can be meshed with the limiting rack.
The automatic pipe bending production line comprises a pushing sliding frame, an upper sliding frame, a middle guide rail and a side part adjusting driver, wherein the pushing sliding frame comprises a bottom sliding plate, the upper sliding frame, the middle guide rail and a side part adjusting driver, the bottom sliding plate is arranged on the pushing guide rail in a sliding mode, the middle guide rail is arranged on the bottom sliding plate and perpendicular to the pushing guide rail, the upper sliding frame is arranged on the middle guide rail in a sliding mode, the side part adjusting driver is arranged on the bottom sliding plate and is connected with the driving shaft of the side part adjusting driver on the upper sliding frame, meanwhile, the pushing telescopic device and the pushing guide rod are arranged on the upper sliding frame, and the limiting lock is arranged on the bottom sliding plate.
The automatic pipe bending production line comprises a fixed lifting part, a positioning pushing part, a positioning block, a positioning rod, a supporting rod and a roller, wherein the fixed lifting part comprises an adjusting base, two adjusting connecting rods, an adjusting sliding block, the adjusting base is arranged on a rack, the sliding groove is formed in the connecting line direction of the positioning pushing part and the positioning block, the adjusting sliding block is slidingly arranged in the sliding groove, meanwhile, one ends of the two adjusting connecting rods are mutually hinged, the other ends of the two adjusting connecting rods are respectively hinged to the adjusting base and the adjusting sliding block, one end of the supporting rod is hinged to the hinged position of the two adjusting connecting rods, the roller is arranged at the other end of the supporting rod, and a wheel groove is formed in the roller.
The automatic pipe bending production line comprises a fixed lifting part and a guide module, wherein the fixed lifting part is arranged between the fixed lifting part and the guide module, the automatic pipe bending production line comprises a rotating block, a rotating shaft, a first deflection connecting rod, a second deflection connecting rod, a lifting telescopic driver and a lifting roller, the bottom of the rotating block is arranged on a frame, the rotating shaft is rotatably arranged on the upper portion of the rotating block, two ends of the rotating shaft respectively extend out of the rotating block, two ends of the rotating shaft extending out of the rotating block are respectively fixedly connected with the first deflection connecting rod and the second deflection connecting rod, meanwhile, the lifting telescopic driver is arranged on the frame, the telescopic shaft of the lifting telescopic driver is hinged with one end of the first deflection connecting rod, which is deviated from the connecting rotating shaft, and one end of the second deflection connecting rod, which is deviated from the connecting shaft, is fixedly connected with a shaft rod of the lifting roller.
The automatic pipe bending production line comprises a clamping seat, a clamping sliding rail, a clamping sliding plate, a clamping module, a first clamping connecting rod, a second clamping connecting rod and a clamping telescopic driver, wherein the upper end and the lower end of one side of the clamping seat are respectively fixedly installed at the upper end and the lower end of a pipe bending shaft, the clamping sliding rail is radially arranged on the clamping seat along the pipe bending shaft, the clamping sliding plate is arranged on the clamping sliding rail in a sliding manner, the clamping module is installed on the clamping sliding plate, one side of the clamping module extends towards the pipe bending wheel die, one end of the first clamping connecting rod is hinged with one end of the second clamping connecting rod, the other end of the first clamping connecting rod is hinged with the clamping seat, the other end of the second clamping connecting rod is hinged with the clamping sliding plate, and meanwhile, the clamping telescopic driver is arranged on the clamping seat and the hinge part of the telescopic shaft of the telescopic driver, which is mutually hinged with the first clamping connecting rod and the second clamping connecting rod, is hinged with the hinge part.
The automatic pipe bending production line comprises a guide module including a tightening part and a following part, and
The abutting part comprises a guide die holder, a guide die sliding rail, a guide die sliding plate, a first guide die connecting rod, a second guide die connecting rod and a guide die telescopic driver, wherein one side of the guide die holder is fixedly arranged on the frame, the guide die sliding rail is arranged on the guide die holder along the radial direction of the bent tube shaft, the guide die sliding plate is slidingly arranged on the guide die sliding rail, one end of the first guide die connecting rod is hinged with one end of the second guide die connecting rod, the other end of the first guide die connecting rod is hinged on the guide die holder, the other end of the second guide die connecting rod is hinged on the guide die sliding plate, and meanwhile, the guide die telescopic driver is arranged on the guide die holder, and a telescopic shaft of the guide die telescopic driver is hinged with a hinged position where the first guide die connecting rod and the second guide die connecting rod are mutually hinged;
The following part comprises a support plate, a following sliding rail, a following sliding plate, a supporting block and a linear following damper, wherein the support plate is arranged on the guide die sliding plate and provided with a side plate which is arranged along the tangential direction of the bending tube shaft, the following sliding rail is arranged on the side plate along the tangential direction of the bending tube shaft, the following sliding plate is arranged on the following sliding rail in a sliding manner, the supporting block is arranged on the following sliding plate and extends towards the bending tube wheel die, and the linear following damper is arranged on the following sliding plate and connected with the following sliding plate.
The automatic pipe bending production line comprises a gear and a toothed belt arranged between the pipe bending telescopic driver and a pipe bending shaft, wherein the gear is fixedly arranged on the pipe bending shaft, the gear is also arranged on one end of the rack, which is away from the pipe bending shaft, the toothed belt is wound on the two gears, the toothed belt is an open toothed belt, the pipe bending telescopic driver is a double-head linear driver, and two ends of the toothed belt are respectively connected to telescopic heads at two ends of the pipe bending telescopic driver.
The technical scheme has the positive effects that:
The automatic pipe bending production line realizes automatic operation of pipe fitting transportation in the processes of feeding, discharging and pipe bending by arranging the automatic feeding mechanism, the pipe bending mechanism and the transporting mechanism, reduces work load, improves processing efficiency, reduces safety risk caused by manual operation, drives the pipe bending shaft to rotate through linear motion of the pipe bending telescopic driver in the pipe bending mechanism, has large and stable driving force compared with rotary motion of a motor, and is additionally provided with the lifting assembly for lifting and accurately positioning the pipe fitting to be processed, so that the stability of the pipe fitting in the pipe bending process is ensured, the quality of pipe fitting pipe bending processing is ensured, and the pipe bending processing requirement of the pipe fitting with longer length and thicker pipe wall is better met.
Drawings
FIG. 1 is a block diagram of an embodiment of an automated pipe bending line of the present invention;
FIG. 2 is a block diagram of an automatic feeding mechanism according to a preferred embodiment of the present invention;
FIG. 3 is a block diagram of a pipe bending mechanism according to a preferred embodiment of the present invention;
FIG. 4 is a block diagram of a positioning pushing portion according to a preferred embodiment of the present invention;
FIG. 5 is a block diagram of a fixed lifting portion according to a preferred embodiment of the present invention;
FIG. 6 is a block diagram of a movable lifting portion according to a preferred embodiment of the present invention;
FIG. 7 is a block diagram of a clamping module according to a preferred embodiment of the present invention;
FIG. 8 is a block diagram of a guided mode assembly according to a preferred embodiment of the present invention.
In the accompanying drawings: 1. an automatic feeding mechanism; 11. a conveyor belt; 12. supporting the clamping block; 13. a support frame; 111. a sprocket; 112. a chain; 113. a feed rotary drive; 121. a clamping groove; 2. a pipe bending mechanism; 21. a frame; 22. a lifting assembly; 23. a bent tube shaft; 24. a bend retractor driver; 25. a clamping module; 26. a guide die assembly; 221. a positioning block; 222. positioning the pushing part; 223. a fixed lifting part; 224. a movable lifting part; 231. a pipe bending wheel die; 241. a gear; 242. a toothed belt; 251. clamping a die holder; 252. clamping a die sliding rail; 253. a clamping die sliding plate; 254. a clip module; 255. a first clamp die connecting rod; 256. a second clamp die connecting rod; 257. a clamping die telescopic driver; 261. a pressing part; 262. a follower; 2221. pushing the carriage; 2222. pushing the guide rail; 2223. pushing the telescopic device; 2224. pushing the guide rod; 2225. a pushing block; 2226. a limit rack; 2227. limiting lockset; 2228. limiting tooth blocks; 2231. adjusting the base; 2232. adjusting the connecting rod; 2233. an adjusting slide block; 2234. a support rod; 2235. a roller; 2241. a transfer block; 2242. a rotating shaft; 2243. a first deflection link; 2244. a second deflection link; 2245. a lifting telescopic driver; 2246. lifting roller; 2611. a guide die holder; 2612. a guide die slide rail; 2613. a guide die slide plate; 2614. a first guide link; 2615. a second guide link; 2616. a guided mode telescopic driver; 2621. a support plate; 2622. following the slide rail; 2623. following the slide plate; 2624. a tightening block; 2625. a straight line following damper; 2221a, bottom sled; 2221b, upper carriage; 2221c, intermediate rail; 2221d, side adjustment drive; 3. a transfer mechanism; 4. and a pipe fitting.
Detailed Description
In order to make the technical means, the creation features, the achievement of the purposes and the effects of the present invention easy to understand, the following embodiments specifically describe the technical solutions provided by the present invention with reference to fig. 1 to 8, but the following disclosure is not limited to the present invention.
FIG. 1 is a block diagram of an embodiment of an automated pipe bending line of the present invention. As shown in fig. 1, the automatic pipe bending production line provided in this embodiment includes: an automatic feeding mechanism 1, a pipe bending mechanism 2 and a transferring mechanism 3.
Specifically, the automatic feeding mechanism 1 is horizontally arranged on the ground, the automatic feeding mechanism 1 comprises a conveying belt 11 which is conveyed along a direction, and the pipe fitting 4 to be processed is automatically conveyed to the pipe bending mechanism 2 through the conveying belt 11, so that conditions are provided for automatic feeding. And, set gradually a plurality of support fixture blocks 12 along the direction of transfer on conveyer belt 11, carry out spacingly to the pipe fitting 4 of waiting to process of placing on conveyer belt 11 through support fixture block 12, prevent that pipe fitting 4 of waiting to process on the conveyer belt 11 from removing or dropping, provide the condition for the material loading of follow-up pipe fitting 4, also improved the security of processing simultaneously.
Specifically, the pipe bending mechanism 2 is disposed at one end of the conveyor belt 11, so that the pipe 4 to be processed conveyed by the conveyor belt 11 can be received and processed by the pipe bending mechanism 2. At this time, the pipe bending mechanism 2 further comprises a frame 21, a lifting assembly 22, a pipe bending shaft 23, a pipe bending telescopic device driver 24, a clamping die assembly 25 and a guide die assembly 26, wherein the lifting assembly 22 is arranged on the frame 21 and is arranged along the direction perpendicular to the conveying belt 11, so that the pipe fitting 4 to be processed conveyed by the conveying belt 11 can be placed on the lifting assembly 22, the pipe fitting 4 to be processed is supported and positioned by the lifting assembly 22, the processing size of the pipe fitting 4 can be ensured, the pipe fitting 4 can be prevented from moving in the processing process, the stability of the processing process is ensured, and the quality of pipe bending processing is ensured. And, the return bend axle 23 rotates and installs in frame 21 and be located the one end of lifting subassembly 22, installs return bend wheel mould 231 on the return bend axle 23 for when needing to carry out the return bend processing, the pipe fitting 4 that waits to process need be bent the region and support on return bend wheel mould 231, drive return bend wheel mould 231 through the return bend axle 23 and rotate, realize the bending to pipe fitting 4. Meanwhile, the bent pipe telescopic driver is arranged on the frame 21 and is in power connection with the bent pipe shaft 23, the bent pipe telescopic driver drives the bent pipe shaft 23 to rotate, and the bent pipe shaft 23 is driven to rotate in a telescopic mode. In addition, the clamping module 25 and the guide module 26 are arranged on the frame 21 in parallel and are located beside the pipe bending shaft 23, meanwhile, the guide module 26 is located between the lifting module 22 and the clamping module 25, so that after the pipe fitting 4 to be processed is supported and positioned by the lifting module 22, the pipe fitting 4 to be processed is pressed on the pipe bending wheel die 231 on the pipe bending shaft 23 by the guide module 26 and the clamping module 25, and the pipe fitting 4 to be processed can be bent by the pipe bending wheel die 231, and pipe bending is achieved.
Specifically, transfer mechanism 3 sets up in the side of frame 21, and transfer mechanism 3 has to snatch with the hand, and transfer mechanism 3 is located between autoloading mechanism 1 and return bend mechanism 2, and the pipe fitting 4 that waits to process that transport autoloading mechanism 1 to transport through transfer mechanism 3 presss from both sides and gets the back and transfer to return bend mechanism 2 on, has realized the automatic feeding of pipe fitting 4. Meanwhile, the transfer mechanism 3 is located at one end of the frame 21, where the bent pipe shaft 23 is arranged, so that the transfer mechanism 3 is closer to the bent pipe shaft 23, and therefore the pipe fitting 4 after subsequent pipe bending can be transferred away after being grasped by the transfer mechanism 3, automatic blanking of the pipe fitting 4 is achieved, the workload of an operator is reduced, the safety risk brought by manual operation is reduced, and the processing efficiency is improved. It should be noted that, the transfer mechanism 3 may be a multi-axis robot commonly used in the market, the application technology is mature, the acquisition is easy, and the multi-direction movement can be realized, and the specific structure is not in the protection scope of the embodiment, so that the description is omitted.
Fig. 2 is a block diagram of an automatic feeding mechanism according to a preferred embodiment of the present invention. As shown in fig. 1 and 2, the automatic feeding mechanism 1 includes a supporting frame 13 in addition to a conveyor belt 11 and a supporting block 12 provided on the conveyor belt 11. At this time, the supporting frame 13 is horizontally disposed on the ground, the conveyor belt 11 is disposed on the supporting frame 13, and the conveyor belt 11 further includes a sprocket 111, a chain 112, and a feeding rotation driver 113. The chain wheels 111 are arranged at two ends of the supporting frame 13, the chain 112 is wound on the chain wheels 111 at two ends, so that the chain 112 can rotate on the chain wheels 111, meanwhile, the feeding rotary driver 113 is arranged on the supporting frame 13, and the feeding rotary driver 113 is in power connection with one of the chain wheels 111, so that the feeding rotary driver 113 can drive the chain wheels 111 to rotate, and the chain 112 is driven to rotate, so that the use requirement of conveying is met. And, a plurality of support fixture blocks 12 are arranged in the outside of chain 112 along the winding direction of chain 112 at intervals in turn, have all seted up indent draw-in groove 121 on each support fixture block 12, provide spacing space through draw-in groove 121 for the pipe fitting 4 of waiting to process of placing on support fixture block 12 to prevent the pipe fitting 4 of waiting to process and remove or drop the problem on conveyer belt 11, the security is higher.
FIG. 3 is a block diagram of a pipe bending mechanism according to a preferred embodiment of the present invention. As shown in fig. 1 and 3, the lifting assembly 22 in the pipe bending mechanism 2 further includes a positioning block 221, a positioning pushing portion 222, and a plurality of fixed lifting portions 223. At this time, the positioning block 221 is disposed beside the elbow shaft 23 and is located on the die clamping assembly 25, so that after the pipe fitting 4 to be processed contacts the elbow wheel die 231 and the die clamping assembly 25, one end of the pipe fitting 4 to be processed can be abutted against the positioning block 221, positioning of the pipe fitting 4 to be processed is achieved, elbow precision is guaranteed, meanwhile, the positioning block 221 can be enabled to follow the die clamping assembly 25, the positioning block 221 can always position the pipe fitting 4, and structural design is more reasonable. In addition, the positioning pushing portion 222 is disposed on the frame 21, and the positioning pushing portion 222 is located at one end away from the elbow shaft 23, so that the positioning pushing portion 222 can be located at the other end of the pipe 4 to be processed, that is, the positioning block 221 and the positioning pushing portion 222 are located at two ends of the pipe 4 to be processed, which provides conditions for the subsequent implementation of positioning of the pipe 4 to be processed. And, the connection line between the positioning pushing part 222 and the positioning block 221 is the tangential direction of the elbow shaft 23, so that after the pipe fitting 4 to be processed is abutted against the elbow wheel die 231, the positioning pushing part 222 and the positioning block 221 can be just positioned at two ends of the pipe fitting 4 to be processed, and the position arrangement is more reasonable. And, a plurality of fixed lifting parts 223 are arranged on the frame 21 along the connecting line direction of the positioning pushing part 222 and the positioning block 221 at intervals, and meanwhile, a plurality of fixed lifting parts 223 are positioned between the positioning pushing part 222 and the positioning block 221, so that the pipe fitting 4 to be processed between the positioning pushing part 222 and the positioning block 221 can be supported by the fixed lifting parts 223, thereby preventing the problem that the pipe fitting 4 moves or deviates in the pipe bending processing process, ensuring the bending angle of the pipe fitting 4, and having higher processing quality and more reasonable structural design.
Fig. 4 is a block diagram of a positioning pushing portion according to a preferred embodiment of the present invention. As shown in fig. 1, 3 and 4, the positioning pushing portion 222 in the lifting assembly 22 further includes a pushing carriage 2221, a pushing rail 2222, a pushing telescopic device 2223, a pushing guide 2224, a pushing block 2225, a limiting rack 2226, a limiting lock 2227 and a limiting tooth block 2228. At this time, the push rail 2222 is disposed on an end of the housing 21 facing away from the elbow shaft 23 and arranged tangentially to the elbow shaft 23, and the push carriage 2221 is slidably disposed on the push rail 2222 such that the push carriage 2221 is closer to or farther from the elbow shaft 23. Also, the push jack 2223 and the push guide bar 2224 are both provided on the push carriage 2221 and are both arranged along the arrangement direction of the push guide rail 2222, realizing the mounting of the push jack 2223 and the push guide bar 2224 on the push carriage 2221. Meanwhile, one end of the telescopic shaft of the push telescopic 2223 is disposed toward the side of the bent tube shaft 23 and fixedly installed with the push block 2225, so that the push telescopic 2223 can drive the push block 2225 to be close to or far from the bent tube shaft 23. And, the pushing guide bar 2224 is slidably arranged on the pushing carriage 2221 along the axial direction thereof and is connected with the pushing block 2225, so that the pushing guide bar 2224 can provide guiding for the pushing block 2225 in the moving process of the pushing block 2225, the moving stability of the pushing block 2225 is maintained, and therefore the pushing block 2225 can contact the pipe fitting 4 to be processed and push the pipe fitting 4 to a preset position, and the positioning of the pipe fitting 4 to be processed is realized. Also, the limit rack 2226 is disposed on the frame 21 and arranged parallel to the push rail 2222 such that the push carriages 2221 are all within the area where the limit rack 2226 is located when the push carriages 2221 move on the push rail 2222. In addition, the limit lock 2227 is mounted on the push sliding frame 2221, and the limit lock 2227 is mounted with a limit tooth block 2228 which can be meshed with the limit rack 2226, namely, after the limit lock 2227 controls the limit tooth block 2228 to be locked on the limit rack 2226, the movement of the push sliding frame 2221 on the push rail 2222 can be limited, and when the limit lock 2227 does not lock the limit tooth block 2228 on the limit rack 2226, the push sliding frame 2221 can move on the push rail 2222, so as to realize the adjustment of the position of the push sliding frame 2221, thereby adapting to the positioning requirements of the pipe fittings 4 to be processed with different lengths.
More specifically, the pushing carriage 2221 of the positioning pushing portion 222 in turn includes a bottom slide plate 2221a, an upper carriage 2221b, a middle rail 2221c, and a side adjustment driver 2221d. At this time, the bottom slide plate 2221a is slidably provided on the push rail 2222 such that the bottom plate slide plate can move on the push rail 2222, while the middle rail 2221c is mounted on the bottom slide plate 2221a and arranged perpendicular to the push rail 2222, and the upper carriage 2221b is slidably provided on the middle rail 2221c such that the upper carriage 2221b can move on the middle rail 2221c in a direction perpendicular to the push rail 2222, thereby achieving movement of the upper carriage 2221b in both directions along the push rail 2222 and the perpendicular push rail 2222, thereby providing conditions for subsequent positional adjustment of the upper carriage 2221 b. In addition, the side adjusting driver 2221d is disposed on the bottom sliding plate 2221a and has a driving shaft connected to the upper carriage 2221b, so that the side adjusting driver 2221d can drive the upper carriage 2221b to move, and provides a driving force for adjusting the position of the upper carriage 2221 b. Simultaneously, promote the expansion bend 2223, promote the guide arm 2224 and all set up on upper portion slide 2221b, limit lock 2227 sets up on bottom slide 2221a for promote expansion bend 2223, promote the guide arm 2224 and with both connected promote the piece 2225 homoenergetic and follow upper portion slide 2221b and remove, realize the position adjustment, thereby satisfy the location demand of pipe fitting 4 of different length and diameter, simultaneously, also make the tool to lock can carry out locking and unlocking operation to bottom slide 2221a, provide the condition for the removal and the fixed of control location pushing part 222.
Fig. 5 is a structural view of a fixed lifting part according to a preferred embodiment of the present invention. As shown in fig. 1,3 and 5, the fixed lifting portion 223 of the lifting assembly 22 further includes an adjusting base 2231, two adjusting links 2232, an adjusting slider 2233, a supporting rod 2234 and a roller 2235. At this time, the adjusting base 2231 is disposed on the frame 21, so as to realize the installation of the fixed lifting portion 223 on the frame 21, meanwhile, a chute is formed on the adjusting base 2231 along the connecting line direction of the positioning pushing portion 222 and the positioning block 221, the adjusting slider 2233 is slidably disposed in the chute, so that the adjusting slider 2233 can adjust the position on the adjusting base 2231, meanwhile, one ends of the two adjusting links 2232 are hinged to each other, the other ends of the two adjusting links 2232 are respectively hinged to the adjusting base 2231 and the adjusting slider 2233, one ends of the supporting rods 2234 are hinged to the hinged positions of the two adjusting links 2232, so that the adjusting slider 2233 can drive the two adjusting links 2232 to move when the adjusting slider 2233 is positioned on the adjusting base 2231, and in addition, the other ends of the supporting rods 2234 are provided with rollers 2235, so that the heights of the supporting rods 2234 with the rollers 2235 can change along with the movement of the adjusting slider 2233, thereby meeting the requirements of pipe fittings 4 with different diameters. In addition, the roller 2235 is provided with a wheel groove, so that when the pipe fitting 4 to be processed is lifted by the roller 2235, the pipe fitting 4 to be processed can be limited by the wheel groove, the problem of movement or slipping in the processing process is prevented, the safety and the security are higher, and the processing precision is improved.
FIG. 6 is a block diagram of a movable lifting portion according to a preferred embodiment of the present invention. As shown in fig. 1,3 and 6, the lift assembly 22 also includes a movable lift 224. At this time, the movable lifting portion 224 is disposed between the fixed lifting portion 223 and the guide module 26, so that in the pipe fitting 4 pipe bending process, if the length of the pipe fitting 4 is shorter, after the pipe fitting 4 moves along with the pipe bending wheel die 231, the pipe fitting 4 can fall from the fixed lifting portion 223, and at this time, the pipe fitting 4 is supported by the movable lifting portion 224, so that normal processing is ensured.
More specifically, the movable lifting portion 224 further includes an adapter 2241, a rotating shaft 2242, a first deflection link 2243, a second deflection link 2244, a lifting telescopic actuator 2245, and a lifting roller 2246. At this time, install the bottom of adapter block 2241 on frame 21, the pivot 2242 is installed in the upper portion rotation of adapter block 2241, and the both ends of pivot 2242 stretch out outside adapter block 2241 respectively, and the pivot 2242 stretches out the both ends outside adapter block 2241 respectively fixedly connected with first deflection connecting rod 2243 and second deflection connecting rod 2244, simultaneously, lift telescopic driver 2245 installs on frame 21 and its telescopic shaft has kept away from the one end of connecting pivot 2242 with first deflection connecting rod 2243, the one end of second deflection connecting rod 2244 kept away from connecting pivot 2242 and the axostylus axostyle fixed connection of lifting roller 2246, thereby make lift telescopic driver 2245 can drive pivot 2242 through first deflection connecting rod 2243 in the process of action and rotate, thereby make pivot 2242 can drive lifting roller 2246 through second deflection connecting rod 2244 and remove, thereby realize lifting roller 2246 high regulation, namely when need use movable lifting portion 224, through the height that risees lifting roller 2246, make lifting roller 2246 can contact the pipe fitting 4 that wait to process and carry out, and lift the position in order to avoid the lifting roller 2246 to be in the reasonable position when lifting portion 224 is used, thereby the height is lower than lifting roller 2246.
FIG. 7 is a block diagram of a clamping module according to a preferred embodiment of the present invention. As shown in fig. 1,3 and 7, the clamping module assembly 25 of the pipe bending mechanism 2 further comprises a clamping die holder 251, a clamping die slide rail 252, a clamping die slide 253, a clamping module 254, a first clamping die connecting rod 255, a second clamping die connecting rod 256 and a clamping die telescopic driver 257. At this time, the upper and lower ends of one side of the die holder 251 are respectively fixedly mounted at the upper end and the lower end of the elbow shaft 23, so that the die holder 251 can rotate along with the elbow shaft 23, and the die holder 251 is radially provided with a die clamping slide rail 252, the die clamping slide plate 253 is slidably disposed on the die clamping slide rail 252, and the die clamping slide plate 253 is mounted on the die clamping slide plate 253, and one side thereof extends towards the elbow wheel die 231, so that the die clamping slide plate 253 can drive the die clamping plate 254 to slide on the die clamping slide rail 252, and the die clamping plate 254 is close to or far from the elbow wheel die 231 on the elbow shaft 23, and when the die clamping plate 254 is close to the elbow wheel die 231, both sides of the pipe 4 to be processed are respectively abutted by the elbow wheel die 231 and the die clamping plate 254, so that the pipe 4 to be processed is fixed on the elbow wheel die 231, so that when the elbow wheel die 231 rotates along with the elbow shaft 23, the pipe 4 to be processed can be bent, and the processing operation is realized. In addition, one end of the first die clamping connecting rod 255 is hinged to one end of the second die clamping connecting rod 256, and the other end of the first die clamping connecting rod 255 is hinged to the die clamping seat 251, and the other end of the second die clamping connecting rod 256 is hinged to the die clamping sliding plate 253, meanwhile, a die clamping telescopic driver 257 is arranged on the die clamping seat 251, and a telescopic shaft of the die clamping telescopic driver is hinged to a hinged position where the first die clamping connecting rod 255 and the second die clamping connecting rod 256 are hinged to each other, so that when the die clamping telescopic driver 257 acts, the die clamping telescopic driver 257 can drive the hinged position where the first die clamping connecting rod 255 and the second die clamping connecting rod 256 are hinged to each other to move, and the second die clamping connecting rod 256 can drive the die clamping sliding plate 253 to move on the die clamping sliding rail 252, thereby realizing control that the die clamping module 254 approaches or departs from the pipe bending wheel die 231, and realizing clamping or loosening of the pipe fitting 4. And, adopt the structure of two connecting rods to drive, can realize the auto-lock, prevent to press from both sides the module 254 and retract and lead to the problem that the return bend is not in place in the return bend in-process.
FIG. 8 is a block diagram of a guided mode assembly according to a preferred embodiment of the present invention. As shown in fig. 1,3 and 8, the guide module 26 of the pipe bending mechanism 2 further includes a tight supporting portion 261 and a following portion 262, and the following portion 262 is disposed on the tight supporting portion 261, so that the following portion 262 can be driven by the tight supporting portion 261, and meanwhile, the following portion 262 can also move itself, so that when the pipe 4 moves in the subsequent processing process, the pipe 4 can be moved along, and the problem of damage to the pipe 4 caused by rigid friction between the pipe 4 and the guide module 26 is avoided.
More specifically, the abutting portion 261 further includes a die holder 2611, a die slide 2612, a die slide 2613, a first die connecting rod 2614, a second die connecting rod 2615, and a die telescopic driver 2616. At this time, one side of the guide die holder 2611 is fixedly installed on the frame 21, a guide die sliding rail 2612 is arranged on the guide die holder 2611 along the radial direction of the elbow shaft 23, and meanwhile, a guide die sliding plate 2613 is slidingly arranged on the guide die sliding rail 2612, so that the guide die sliding plate 2613 can move on the guide die sliding rail 2612 to approach or depart from the elbow wheel die 231. And, one end of the first die connecting rod 2614 is hinged with one end of the second die connecting rod 2615, the other end of the first die connecting rod 2614 is hinged on the die guiding seat 2611, the other end of the second die connecting rod 2615 is hinged on the die guiding slide plate 2613, meanwhile, the die guiding telescopic driver 2616 is arranged on the die guiding seat 2611, and the telescopic shaft of the die guiding telescopic driver is hinged with the hinged position of the first die connecting rod 2614 and the second die connecting rod 2615, so that when the die guiding telescopic driver 2616 acts, the die guiding telescopic driver 2616 can drive the hinged position of the first die connecting rod 2614 and the second die connecting rod 2615 to move, so that the second die guiding connecting rod 2615 drives the die guiding slide plate 2613 to move on the die guiding slide rail 2612, thereby realizing control of the die guiding slide plate 2613 approaching or keeping away from the die bending wheel 231 and providing conditions for the follow-up driving part 262 approaching or keeping away from the die bending wheel 231. Likewise, the double-connecting-rod structure is adopted for driving, self-locking can be realized, and the problem that the bending pipe is not in place due to the retraction of the guide die sliding plate 2613 in the pipe bending process is prevented.
More specifically, the following portion 262 further includes a support plate 2621, a following slide rail 2622, a following slide plate 2623, a pressing block 2624, and a linear following damper 2625. At this time, the support plate 2621 is mounted on the guide mold sliding plate 2613, so that the support plate 2621 can move along the guide mold sliding plate 2613, meanwhile, the support plate 2621 has a side plate tangentially arranged along the elbow shaft 23, the following sliding rail 2622 is disposed on the side plate tangentially along the elbow shaft 23, and the following sliding plate 2623 is slidingly disposed on the following sliding rail 2622, so that the following sliding plate 2623 can move tangentially along the elbow wheel die 231, meanwhile, the abutting block 2624 is disposed on the following sliding plate 2623 and extends towards the elbow wheel die 231, so that when the guide mold sliding plate 2613 drives the following portion 262 to approach the elbow wheel die 231, the abutting block 2624 can compress the pipe 4 on the elbow wheel die 231, thereby providing an abutting foundation for realizing elbow. In addition, the straight line following damper 2625 is arranged on the following slide plate 2623 and is connected with the following slide plate 2623, so that when the pipe fitting 4 is driven to move by the rotation of the pipe bending wheel die 231, the abutting block 2624 can move along with the pipe fitting 4 abutted against the straight line following damper 2625 under the action of the following slide plate 2623 and the straight line following damper 2625, thereby avoiding the structural damage problem caused by mutual friction between the abutting block 2624 and the pipe fitting 4 abutted against the abutting block, and ensuring the processing quality. It is worth noting that the following slide plate 2625 is connected by the linear following damper 2625, on the premise of meeting the following requirement, the following slide plate 2623 can be prevented from moving randomly, and the safety is higher. In addition, the linear following damper 2625 can be a cylinder or an oil cylinder which is not connected with a pressure source, can freely move and has a certain friction force, and is more reasonable in structural design.
More specifically, a gear 241 and a toothed belt 242 are arranged between the flexible driver of the pipe bending mechanism 2 and the pipe bending shaft 23, at this time, a gear 241 is fixedly installed on the pipe bending shaft 23, a gear 241 is also arranged on the rack 21 and located at one end deviating from the pipe bending shaft 23, the toothed belt 242 is wound on the two gears 241, the toothed belt 242 is an open toothed belt 242, the flexible driver of the pipe bending is a double-ended linear driver, two ends of the toothed belt 242 are respectively connected to the flexible heads at two ends of the flexible driver of the pipe bending, so that when the flexible heads of the flexible driver of the pipe bending move, the toothed belt 242 can be driven to rotate on the gear 241, thereby driving the gear 241 to drive the pipe bending shaft 23, at this time, the linear driving of the flexible driver of the pipe bending is converted into the rotary motion of the pipe bending shaft 23, compared with the rotary motor directly driving the pipe bending shaft 23 to rotate, the driving force is larger and more stable, the structure is simple, the equipment cost is low, and the service life is longer.
In a preferred embodiment, the toothed belt 242 is provided with an adjusting member in addition to the bent pipe telescopic driver, at this time, the toothed belt 242 is further provided with an opening, two ends of the opening on the toothed belt 242 are respectively connected with two ends of the adjusting member, and the length of the opening of the toothed belt 242 is adjusted by the adjusting member, so that the length of the toothed belt 242 is adjusted, the tightness of the toothed belt 242 wound on the gear 241 is controlled, and different use requirements are met. It is worth pointing out that the adjusting member can be the structure of the common double-ended screw rod and nut head on the market, and the distance between the two nut heads is controlled through the rotation of the double-ended screw rod, so that the adjustment is realized, and the specific structure is not in the protection scope of the embodiment any more, so that the description is not repeated.
The automatic pipe bending production line provided by the embodiment comprises an automatic feeding mechanism 1, a pipe bending mechanism 2 and a transferring mechanism 3; automatic feeding, automatic discharging and automatic transfer of pipe fitting 4 in the pipe bending process are achieved through automatic feeding mechanism 1 and transfer mechanism 3, the work load of operators is reduced, machining efficiency is improved, safety risks caused by manual operation are reduced, in addition, pipe bending shaft 23 is driven to rotate through a pipe bending telescopic driver of linear motion in pipe bending mechanism 2, compared with the rotary motion of a motor, the driving force is large and stable, the structure is simple, the cost is low, and the pipe bending mechanism is not easy to damage. In addition, the lifting assembly 22 is further arranged to lift and accurately position the pipe fitting 4 to be processed, so that the stability of the pipe fitting 4 in the pipe bending process is ensured, the quality of pipe fitting 4 pipe bending processing is ensured, and the pipe bending processing requirement of the pipe fitting 4 with longer length and thicker pipe wall is better met.
The foregoing is merely illustrative of the preferred embodiments of the present invention and is not intended to limit the embodiments and scope of the present invention, and it should be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present invention, and are intended to be included in the scope of the present invention.

Claims (8)

1. Automatic return bend production line, its characterized in that includes:
The automatic feeding mechanism is provided with a conveyor belt, and a plurality of supporting clamping blocks are sequentially arranged on the conveyor belt along the conveying direction;
The pipe bending mechanism is arranged at one end of the conveyor belt and comprises a frame, a lifting assembly, a pipe bending shaft, a pipe bending telescopic driver, a clamping die assembly and a guide die assembly, wherein the lifting assembly is arranged on the frame and is vertical to the conveyor belt, the pipe bending shaft is rotatably arranged on the frame and is positioned at one end of the lifting assembly, a pipe bending wheel die is arranged on the pipe bending shaft, meanwhile, the pipe bending telescopic driver is arranged on the frame and is in power connection with the pipe bending shaft, the clamping die assembly and the guide die assembly are arranged on the frame in parallel and are positioned beside the pipe bending shaft, and the guide die assembly is positioned between the lifting assembly and the clamping die assembly;
The transfer mechanism is arranged at the side of the frame and between the automatic feeding mechanism and the pipe bending mechanism, and is positioned at one end of the frame where the pipe bending shaft is arranged, and the transfer mechanism is provided with a grabbing hand;
The lifting assembly comprises a positioning block, a positioning pushing part and a plurality of fixed lifting parts, wherein the positioning block is arranged beside the elbow shaft and is positioned on the clamping die assembly, the positioning pushing part is arranged on the frame and is positioned at one end deviating from the elbow shaft, the connecting line of the positioning pushing part and the positioning block is in the tangential direction of the elbow shaft, and the fixed lifting parts are arranged on the frame at intervals along the connecting line direction of the positioning pushing part and the positioning block and are positioned between the positioning pushing part and the positioning block;
The positioning pushing part comprises a pushing sliding frame, a pushing guide rail, a pushing telescopic device, a pushing guide rod, a pushing block, a limiting rack, a limiting lock and a limiting tooth block, wherein the pushing guide rail is arranged on one end of the frame, which is away from the bent pipe shaft, and is arranged along the tangential direction of the bent pipe shaft, the pushing sliding frame is arranged on the pushing guide rail in a sliding manner, the pushing telescopic device and the pushing guide rod are both arranged on the pushing sliding frame and are both arranged along the arrangement direction of the pushing guide rail, meanwhile, one end of the telescopic shaft of the pushing telescopic device faces one side of the bent pipe shaft and is fixedly provided with the pushing block, the pushing guide rod is axially and slidably arranged on the pushing sliding frame and is connected with the pushing block, the limiting rack is arranged on the frame and is parallel to the pushing guide rail, and the limiting lock is arranged on the pushing sliding frame and is provided with the limiting tooth block which can be meshed with the limiting rack.
2. The automatic pipe bending production line according to claim 1, wherein the automatic feeding mechanism further comprises a supporting frame, the conveying belt comprises a chain wheel, a chain and a feeding rotary driver, the supporting frame is horizontally arranged, the chain wheels are arranged at two ends of the supporting frame, the chain is wound on the chain wheels at two ends, the feeding rotary driver is arranged on the supporting frame, the feeding rotary driver is in power connection with one of the chain wheels, a plurality of supporting clamping blocks are sequentially arranged on the outer side of the chain at intervals along the winding direction of the chain, and each supporting clamping block is provided with a concave clamping groove.
3. The automated pipe bending line of claim 1, wherein the push carriage includes a bottom slide, an upper carriage, a middle rail, and a side adjustment driver, the bottom slide is slidably disposed on the push rail, the middle rail is mounted on the bottom slide and is disposed perpendicular to the push rail, the upper carriage is slidably disposed on the middle rail, the side adjustment driver is disposed on the bottom slide and has a drive shaft connected to the upper carriage, and the push jack and the push guide are both disposed on the upper carriage, and the limit lock is disposed on the bottom slide.
4. The automatic pipe bending production line according to claim 1, wherein the fixed lifting part comprises an adjusting base, two adjusting connecting rods, an adjusting sliding block, a supporting rod and a roller, the adjusting base is arranged on the frame, a sliding groove is formed in the adjusting base along the connecting line direction of the positioning pushing part and the positioning block, the adjusting sliding block is slidingly arranged in the sliding groove, meanwhile, one ends of the two adjusting connecting rods are hinged with each other, the other ends of the two adjusting connecting rods are respectively hinged with the adjusting base and the adjusting sliding block, one end of the supporting rod is hinged with the hinged position of the two adjusting connecting rods, the roller is arranged at the other end of the supporting rod, and a wheel groove is formed in the roller.
5. The automatic pipe bending production line according to claim 1, further comprising a movable lifting part, wherein the movable lifting part is arranged between the fixed lifting part and the guide module and comprises a rotating block, a rotating shaft, a first deflection connecting rod, a second deflection connecting rod, a lifting telescopic driver and a lifting roller, the bottom of the rotating block is arranged on the frame, the rotating shaft is rotatably arranged on the upper part of the rotating block, two ends of the rotating shaft extend out of the rotating block respectively, two ends of the rotating shaft extending out of the rotating block are fixedly connected with the first deflection connecting rod and the second deflection connecting rod respectively, meanwhile, the lifting telescopic driver is arranged on the frame, a telescopic shaft of the lifting telescopic driver is hinged with one end of the first deflection connecting rod, which is far away from the rotating shaft, and one end of the second deflection connecting rod, which is far away from the rotating shaft, is fixedly connected with a shaft rod of the lifting roller.
6. The automatic pipe bending production line according to claim 1, wherein the clamping module comprises a clamping seat, a clamping sliding rail, a clamping sliding plate, a clamping module, a first clamping connecting rod, a second clamping connecting rod and a clamping telescopic driver, wherein the upper end and the lower end of one side of the clamping seat are respectively fixedly installed at the upper end and the lower end of the pipe bending shaft, the clamping sliding rail is arranged on the clamping seat along the radial direction of the pipe bending shaft, the clamping sliding plate is slidingly arranged on the clamping sliding rail, the clamping module is installed on the clamping sliding plate, one side of the clamping module extends towards the pipe bending wheel die, one end of the first clamping connecting rod is hinged with one end of the second clamping connecting rod, the other end of the first clamping connecting rod is hinged with the clamping seat, the other end of the second clamping connecting rod is hinged with the clamping sliding plate, and simultaneously, the clamping telescopic driver is arranged on the clamping seat, and the telescopic driver is hinged with the first clamping connecting rod and the second clamping connecting rod.
7. The automated pipe bending line of claim 1, wherein the guide assembly includes a tightening portion and a following portion, and
The abutting part comprises a guide die holder, a guide die sliding rail, a guide die sliding plate, a first guide die connecting rod, a second guide die connecting rod and a guide die telescopic driver, wherein one side of the guide die holder is fixedly arranged on the frame, the guide die sliding rail is arranged on the guide die holder along the radial direction of the bent pipe shaft, the guide die sliding plate is arranged on the guide die sliding rail in a sliding manner, one end of the first guide die connecting rod is hinged with one end of the second guide die connecting rod, the other end of the first guide die connecting rod is hinged on the guide die holder, the other end of the second guide die connecting rod is hinged on the guide die sliding plate, and meanwhile, the guide die telescopic driver is arranged on the guide die holder, and a telescopic shaft of the guide die telescopic driver is hinged with a hinged position where the first guide die connecting rod and the second guide die connecting rod are mutually hinged;
The following part comprises a support plate, a following sliding rail, a following sliding plate, a supporting block and a linear following damper, wherein the support plate is installed on the guide die sliding plate, the support plate is provided with a side plate which is arranged along the tangential direction of the bent pipe shaft, the following sliding rail is arranged on the side plate along the tangential direction of the bent pipe shaft, the following sliding plate is slidably arranged on the following sliding rail, the supporting block is arranged on the following sliding plate and extends towards the bent pipe wheel die, and the linear following damper is arranged on the following sliding plate and is connected with the following sliding plate.
8. The automatic pipe bending production line according to claim 1, wherein a gear and a toothed belt are arranged between the pipe bending telescopic driver and the pipe bending shaft, one gear is fixedly arranged on the pipe bending shaft, one gear is also arranged on one end of the rack, which is away from the pipe bending shaft, the toothed belt is wound on the two gears, the toothed belt is an open toothed belt, the pipe bending telescopic driver is a double-head linear driver, and two ends of the toothed belt are respectively connected to telescopic heads at two ends of the pipe bending telescopic driver.
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CN113909885B (en) * 2021-10-31 2022-11-22 无锡市伟达化工有限公司 Automatic pipe taking machine for industrial digital electronic detonator assembly system and use method
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CN115283505A (en) * 2022-08-18 2022-11-04 浙江金晟汽车零部件股份有限公司 Stabilizing device of pipe bending machine

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CN207357850U (en) * 2017-07-31 2018-05-15 浙江和良智能装备有限公司 A kind of common curved CNC tube bending machine in left and right
CN107470408A (en) * 2017-08-23 2017-12-15 浙江和良智能装备有限公司 A kind of common curved CNC tube bending machine of simple pendulum arm or so
CN107900168A (en) * 2017-11-06 2018-04-13 佛山市顺德区莱雄机械设备有限公司 Left and right is to shared integrated numerical control bending machine
CN108160784A (en) * 2017-11-19 2018-06-15 宁波嘉鹏机械设备制造有限公司 CNC tube bending machine
CN108453158A (en) * 2018-01-25 2018-08-28 天津市巨星祥海机械有限公司 Metallic tube bender with automatic charging device
CN109433871A (en) * 2018-10-29 2019-03-08 张家港兴宇机械制造有限公司 Clamping driving device in bending machine
CN112091655A (en) * 2020-09-16 2020-12-18 阜阳市鼎铭汽车配件制造有限公司 Drilling fixture for machining automobile cross beam

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