CN110227765B - Accurate positioning and discharging mechanism of pipe expander - Google Patents

Accurate positioning and discharging mechanism of pipe expander Download PDF

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Publication number
CN110227765B
CN110227765B CN201910463538.9A CN201910463538A CN110227765B CN 110227765 B CN110227765 B CN 110227765B CN 201910463538 A CN201910463538 A CN 201910463538A CN 110227765 B CN110227765 B CN 110227765B
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CN
China
Prior art keywords
positioning
taking
discharging
conveying
block
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CN201910463538.9A
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Chinese (zh)
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CN110227765A (en
Inventor
邓君
杨坤
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ZHEJIANG LONGCAI PLASTIC INDUSTRY Co.,Ltd.
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Zhejiang Longcai Plastic Industry Co ltd
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Application filed by Zhejiang Longcai Plastic Industry Co ltd filed Critical Zhejiang Longcai Plastic Industry Co ltd
Priority to CN201910463538.9A priority Critical patent/CN110227765B/en
Priority to CN201710726631.5A priority patent/CN107537943B/en
Publication of CN110227765A publication Critical patent/CN110227765A/en
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Publication of CN110227765B publication Critical patent/CN110227765B/en
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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
    • B21D41/00Application of procedures in order to alter the diameter of tube ends
    • B21D41/02Enlarging
    • 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
    • B21D43/003Positioning devices
    • 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
    • B21D43/04Advancing 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

Abstract

The invention relates to an accurate positioning and discharging mechanism of a pipe expander, which comprises a frame, a power distribution control box, a fixing device, a pipe expanding mechanism, a material taking movable device, a positioning and discharging device and a discharging groove, wherein the positioning and discharging device comprises a positioning and conveying seat, an L-shaped positioning and conveying block is arranged on the positioning and conveying seat, a separating device is matched at the middle part of the positioning and conveying block, the two positioning and conveying blocks are arranged oppositely, the distance between the inner walls of the two positioning and conveying blocks is matched with the length of a pipe, the right end of the positioning and conveying block is matched with the positioning and discharging movable seat, the inner wall of the vertical part of the positioning and discharging movable seat is flush with the inner wall of the positioning and conveying block, the positioning and discharging block is arranged on the positioning and conveying movable seat, the positioning and discharging block is arranged on the right side of the middle of the two positioning and discharging blocks, and the positioning and conveying, accurate positioning is realized, the precision of double-head pipe expanding is ensured, and the pipe expanding efficiency is improved.

Description

Accurate positioning and discharging mechanism of pipe expander
Original application No.: 2017107266315
Application date of the original case: 8 and 22 months in 2017
The original case applicant: cinderoma Automation technology Co., Ltd.
Technical Field
The invention relates to the field of pipe expanding equipment, in particular to an accurate positioning discharging mechanism of a pipe expanding machine.
Background
In the process of arranging the pipeline, when the pipeline is required to be not long enough and needs to be butted, the common method is that two straight pipes are butted with each other by using a direct joint and then are welded to be dead after being butted, but the stress at the welding seam is concentrated, the phenomenon that the welding seam is cracked easily occurs on the two welding seams, and therefore leakage is caused, therefore, in order to reduce the welding seam, the existing method is to expand one of the pipelines, and the other pipe is inserted into the expanded pipeline to be butt-welded to be dead, compared with the traditional process, the direct joint is omitted, therefore, one welding seam is omitted, and the pipeline is safer.
The pipe expander is divided into manual pipe expander and mechanical pipe expander, most of the existing pipe expanders comprise a pipe fixing device for fixing the middle part of a pipe, positioning devices or pipe expanders can be matched with the two sides of the pipe, most of the pipe expanders drive a pipe expanding head to penetrate into the pipe through a power part for extruding pipe expander, in order to realize accurate pipe expander of products with the same specification, most of the pipe expanders are provided with the positioning devices matched with the pipe on one side of the fixing device, however, the pipe expander provided with the positioning devices can only carry out single-end pipe expander, if two-end pipe expander is needed, two-time pipe expander operation is needed, if the pipe expanders are arranged on the two sides of the fixing device, the fixed pipe needs to be manually positioned, the positioning is complex, a large amount of working hours are consumed, the positioning accuracy is low, and the condition that the pipe expanders on the two sides are unbalanced to cause bending of the pipe is easy to occur, meanwhile, the precision of the pipe expanding depth at the two sides can be influenced.
Disclosure of Invention
The invention aims to provide an accurate positioning and discharging mechanism of a pipe expander, wherein a positioning and discharging device is arranged on a rack, the positioning and discharging device is butted with a fixing device through a material taking device which can only do linear motion in the left-right direction, stop blocks are arranged on the front side and the rear side of a positioning and discharging block, the distance between the stop blocks is matched with the specification of a pipeline, and the positioning and conveying block with the same specification is matched, so that the positioning and discharging block can be ensured to be continuously placed with the pipeline in the same state, the pipeline placed on the fixing device can be ensured to be positioned at the same position, accurate positioning is realized, the precision of double-head pipe expansion is ensured, and the pipe expanding efficiency is improved.
In order to achieve the above purpose, the invention adopts the technical scheme that: an accurate positioning and discharging mechanism of a pipe expander comprises a rack (1) and a power distribution control box (2), wherein the rack (1) is provided with a fixing device (3) capable of fixing pipes moving forward and backward, the front side and the rear side of the fixing device (3) are provided with a pipe expanding mechanism, a material taking movable device (6) which can only move linearly leftwards and rightwards is matched above the pipe expanding mechanism, the left side and the right side of the pipe expanding mechanism are respectively provided with a positioning and discharging device (7) and a discharging groove (10) which are matched with the material taking movable device (6), the positioning and discharging device (7) comprises two positioning conveying seats (24) which are arranged on the rack (1) at intervals, L-shaped positioning conveying blocks (26) which incline downwards are arranged on the positioning conveying seats (24), the middle parts of the positioning conveying blocks (26) are matched with a separating device, and the two positioning conveying blocks (26) are arranged oppositely, and the inner wall interval of their vertical portion matches with the length of pipe, the right-hand member cooperation of location transport piece (26) have location blowing sliding seat (29), the vertical partial inner wall of location blowing sliding seat (29) and the inner wall parallel and level of location transport piece (26), location blowing sliding seat (29) horizontally part be provided with through location blowing spring (30) with pipe complex location blowing piece (31), and the middle right side of two location blowing pieces (31) is provided with location transport dog (33), location transport dog (33) set up on location transport fender material cylinder (32) on frame (1), the upper portion left part of location blowing piece (31) for with location transport piece (26) right-hand member parallel and level the flat board, the right part is the sloping block of tilt up, fixing device (3), expand tub mechanism, material extracting mobile device (6), The separating device and the positioning conveying material blocking cylinder (32) are connected to the power distribution control box (2).
Furthermore, the positioning conveying block (26) is arranged on the positioning conveying seat (24) through a positioning conveying regulator (25) capable of being adjusted forwards and backwards, the positioning discharging movable seat (29) is fixed in a positioning discharging movable groove (28) which runs forwards and backwards on the rack (1) through a bolt, and a positioning conveying rod (34) parallel to the positioning conveying block is arranged on the bottom plate part of the positioning conveying block (26).
Furthermore, the separating device comprises two material distributing lifting cylinders which are arranged on the frame (1) and are positioned between the two positioning conveying seats (24) side by side at the left and right, material distributing lifting blocks (27) are arranged on the material distributing lifting cylinders, the distance between the two material distributing lifting blocks (27) is matched with the diameter of the pipe, and the material distributing lifting cylinders are connected to the power distribution control box (2).
Further, the left end of the positioning conveying block (26) is matched with a feeding device (8), the feeding device (8) comprises a feeding pushing seat (18) arranged on the rack (1), the upper part of the feeding pushing seat (18) is a round rod moving forwards and backwards, two feeding pushing rotating blocks (19) in two configurations are sleeved on the round rod, when the feeding pushing rotating blocks (19) are in a natural state, the outer side of the lower part of the feeding pushing rotating blocks is arc-shaped, a groove is provided with an inclined plane butted with a bottom plate of the positioning conveying block (26), the rack (1) is provided with a material receiving lifting cylinder (21), the upper part of the material receiving lifting cylinder (21) is connected with a material receiving lifting seat (22), the material receiving lifting seat (22) is provided with a material receiving adjusting groove (23), the material receiving adjusting groove (23) is provided with a material receiving lifting block (20) moving vertically through a bolt, connect the upper portion of material elevator (20) seted up with pipe complex V type groove, and the pipe in the V type groove is located pay-off propelling movement commentaries on classics piece (19) and location and carries under the cooperation position of piece (26), connect material elevator (20) and pay-off propelling movement commentaries on classics piece (19) around the wrong setting of dividing, connect material lift cylinder (21) to be connected to distribution control box (2).
Furthermore, a charging device (9) is also arranged on the frame (1), the charging device (9) comprises a charging box (11) arranged on the frame (1), a discharge chute (15) is arranged on the right side of the charging box (11), two charging limit top plates (12) which are arranged side by side in front and back are arranged in the charging box (11), the outer side of the loading limit top plate (12) is connected with a loading adjusting rod (13) penetrating through the loading box (11), the outer end of the charging adjusting rod (13) is provided with a charging adjusting hand wheel (14), the right side of the loading limit top plate (12) penetrates out of the charging box (11) from the discharging groove (15), and the right end of the loading limit top plate (12) is matched with a feeding groove (16) which moves forwards and backwards, the blanking device is characterized in that a blanking interception block (17) is arranged on the right side of the blanking groove (16), and the material receiving lifting block (20) is arranged in the blanking groove (16).
Furthermore, two fixing devices (3) are arranged on the left side and the right side of the rack (1) side by side, the pipe expanding mechanism comprises a first pipe expanding device (4) and a second pipe expanding device (5) which are respectively matched with the two fixing devices (3), the distance between the left fixing device and the positioning discharging block (31), and the distance between the right fixing device and the discharging groove are the same, the material taking movable device (6) comprises a material taking seat (61) arranged on the rack (1), three material taking sliding seats (62) are arranged on the left side and the right side below the material taking seat (61) side by side, the intervals between the three material taking sliding seats (62) are the same and are connected through a material taking linkage rod (63), a material taking cylinder (64) connected with the material taking sliding seat (62) on the same side is arranged on the side of the material taking seat (61), the left inner side and the right inner side of the material taking seat (61) are provided with material taking movable limiting seats (65) matched with the material taking sliding seat (62), a material taking clamping device matched with a pipe is installed below the material taking sliding seat (62), and the material taking movable air cylinder (64) and the material taking clamping device are connected to the power distribution control box (2).
Furthermore, the fixing device (3) comprises a fixing seat (36) arranged on the frame (1), the fixed seat (36) is provided with two fixed opening and closing rotating arms (37) and a fixed opening and closing cylinder (38) which are matched with each other, the fixed opening and closing rotating arm (37) is provided with a fixed clamping block (39) matched with the pipe, the fixed clamping block (39) is provided with a matching groove which runs left and right, the material taking clamp comprises a material taking clamping cylinder (66) arranged on a material taking sliding seat (62), a material taking rotating clamping block (67) which is hinged on the material taking sliding seat (62) and has a rotating angle larger than 90 degrees is connected below the material taking clamping cylinder (66), the thickness and the front and rear positions of the material taking rotating clamping block (67) are matched with the matching groove, the fixed opening and closing air cylinder (38) is connected to the power distribution control box (2).
Further, the first pipe expanding device (4) comprises a first pipe expanding base (41) arranged on the rack (1), a first pipe expanding movable cylinder (42) which moves forward and backward and is provided with a push rod head facing the fixing device (3) is arranged on the first pipe expanding base (41), the first pipe expanding movable cylinder (42) is connected with a first pipe expanding movable base (43), a first pipe expanding rotating motor (44) is arranged on the first pipe expanding movable base (43), the first pipe expanding rotating motor (44) is connected with a first pipe expander (45) matched with a pipe on the fixing device (3), the first pipe expander (45) comprises a first pipe expanding main body (47) connected with the first pipe expanding rotating motor (44), the center of the end part of the first pipe expanding main body (47) is connected with a first pipe expanding conical head (48) which is gradually reduced, and a cutter mounting groove (49) matched with the end face of a cutter is further formed in the end part of the first pipe expanding main body (47), the rack (1) is provided with a chip collecting groove (46) matched with the end part of the pipe on the fixing device (3), and the first pipe expanding movable cylinder (42) and the first pipe expanding rotating motor (44) are connected to the power distribution control box (2).
Further, second expander device (5) expand tube socket (51) including setting up the second on frame (1), second expand tube socket (51) on be provided with around trend and push rod head towards second expander activity cylinder (52) of fixing device (3), second expander activity cylinder (52) be connected with second expander sliding seat (53), second expander sliding seat (53) on be connected with second expander installation threaded rod (54) second expander (55), the expander portion of second expander (55) be the ladder cylindrical, second expander activity cylinder (52) be connected to control distribution box (2).
The invention has the beneficial effects that:
1. set up location blowing device in the frame, the extracting device through can only carrying out left right direction rectilinear motion docks location blowing device and fixing device, there is the dog location the front and back side of blowing piece, and the distance between the dog matches with the specification of pipeline, cooperate the location transport block of same specification, can ensure to fix a position and place the pipeline of same state on the blowing piece continuously, and then can ensure to put into the pipeline on the fixing device and all be in the same position, accurate location has been realized, the precision of double-end expander has been ensured, the efficiency of expander has been improved.
2. The design of the positioning conveying regulator and the positioning discharging movable groove can be adjusted according to the length specification of the pipe, the application range of pipe expanding is improved, and friction in the positioning conveying process can be reduced due to the design of the positioning conveying rod.
3. The design of the separating device adopts the matching of the two material distributing lifting blocks and the two material distributing lifting cylinders, so that only one pipe falling on the positioning material placing block can be ensured, and the pipe interference is avoided when the separating device is matched with the material taking movable device.
4. The feeding device is simple in structure and convenient to operate, feeding is greatly facilitated, accurate feeding can be achieved, and dislocation cannot occur in the feeding process.
5. The design of charging devices, cooperation material feeding unit can realize accurate automatic material loading, can arrange the pipe of putting into the charging box automatically, ensure from the charging box in the pipe that falls out can be accurate fall into connect the material elevator to need not to carry out the position adjustment just can cooperate with location conveyor.
6. Due to the structural design of the material taking movable device, the material taking clamp can correspond to different processing stations, multi-station synchronous material taking and placing is achieved, and the overall processing efficiency is improved.
7. The fixing device is matched with the structure of the material taking clamp, so that the pipe can be always clamped by one part in the material taking process, and the pipe cannot move in the material taking process.
8. The design of first expander device and second expander device has adopted two steps of expander forms to expand the pipe, the fracture condition that appears when avoiding one step of expander to first expander device can be maintained the pipe terminal surface, ensures to realize accurate expander degree of depth location through the cylindric expander head of ladder when the second expander device.
Drawings
Fig. 1 is a schematic perspective view of an accurate positioning discharging mechanism of a pipe expander.
Fig. 2 is a schematic perspective view of the charging device, the feeding device and the positioning and discharging device.
Fig. 3 is a perspective view of the charging device.
Fig. 4 is a schematic perspective view of the feeding device and the charging device.
Fig. 5 is a perspective view of the feeding device from the bottom.
Fig. 6 is a perspective view of the positioning and discharging device.
Fig. 7 is a partial enlarged view of a in fig. 6.
Fig. 8 is a perspective view of the fixing device.
Fig. 9 is a perspective view of the first pipe expanding device.
Fig. 10 is a perspective view of the first expander.
Fig. 11 is a perspective view of a second pipe expanding device.
Fig. 12 is a perspective view of the second expander.
Fig. 13 is a perspective view of the material extracting device.
The text labels shown in the figures are represented as: 1. a frame; 2. a power distribution control box; 3. a fixing device; 4. a first pipe expanding device; 5. a second pipe expanding device; 6. a material taking movable device; 7. positioning a discharging device; 8. a feeding device; 9. a charging device; 10. a discharging groove; 11. a charging box; 12. a loading limit plate; 13. a charging adjusting rod; 14. a charging adjustment handle; 15. a discharge chute; 16. a charging chute; 17. blanking intercepting blocks; 18. a feeding pushing seat; 19. feeding, pushing and rotating blocks; 20. a material receiving lifting block; 21. a material receiving lifting cylinder; 22. a material receiving lifting seat; 23. a material receiving adjusting groove; 24. positioning a conveying seat; 25. positioning a conveying regulator; 26. positioning the conveying block; 27. a material distributing lifting block; 28. positioning a material discharging movable groove; 29. positioning a material discharging movable seat; 30. positioning a discharging spring; 31. positioning a material placing block; 32. a positioning conveying material blocking cylinder; 33. positioning a conveying stop block; 34. positioning the conveying rod; 36. a fixed seat; 37. the opening and closing rotating arm is fixed; 38. fixing an opening and closing cylinder; 39. fixing the clamping block; 41. a first tube expanding base; 42. a first pipe expanding movable cylinder; 43. a first movable tube expanding seat; 44. a first pipe expanding rotating motor; 45. a first expander; 46. a chip collecting groove; 47. a first expander body; 48. a first pipe expanding conical head; 49. a cutter mounting groove; 51. a second tube expanding base; 52. a second pipe expanding movable cylinder; 53. a second movable tube expanding seat; 54. the second pipe expander is provided with a threaded rod; 55. a second expander; 61. a material taking seat; 62. a material taking sliding seat; 63. a material taking linkage rod; 64. a material taking movable cylinder; 65. a material taking movable limiting seat; 66. a material taking clamping cylinder; 67. the material is taken and the clamping block is rotated.
Detailed Description
The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.
As shown in fig. 1 to 13, the specific structure of the present invention is: an accurate positioning and discharging mechanism of a pipe expander comprises a rack 1 and a power distribution control box 2, wherein a fixing device 3 capable of fixing pipes moving forward and backward is arranged on the rack 1, pipe expanding mechanisms are arranged on the front side and the back side of the fixing device 3, a material taking movable device 6 capable of moving only in a left-right straight line is matched above the pipe expanding mechanisms, a positioning and discharging device 7 and a discharging groove 10 matched with the material taking movable device 6 are respectively arranged on the left side and the right side of the pipe expanding mechanisms, the positioning and discharging device 7 comprises two positioning conveying seats 24 arranged on the rack 1 at intervals in the front and back direction, an L-shaped positioning conveying block 26 inclining downwards is arranged on each positioning conveying seat 24, a separating device is matched with the middle of each positioning conveying block 26, the two positioning conveying blocks 26 are oppositely arranged, the vertical inner wall distance of the two positioning conveying blocks is matched with the length of the pipe, a positioning and discharging movable seat 29 is matched with the right end of each positioning, vertical portion inner wall and the location of location blowing sliding seat 29 carry the inner wall parallel and level of piece 26, location blowing sliding seat 29 horizontally part be provided with through location blowing spring 30 with pipe complex location blowing piece 31, and the centre right side of two location blowing pieces 31 is provided with the location and carries dog 33, the location carry dog 33 set up on frame 1 location carries and keeps off material cylinder 32, the upper portion left part of location blowing piece 31 for carry the flat board of piece 26 right-hand member parallel and level, the right part for the sloping block of tilt up with the location, fixing device 3, expander mechanism, material taking movable device 6, separator and location carry to keep off material cylinder 32 and be connected to distribution control box 2.
Preferably, the positioning and conveying block 26 is mounted on the positioning and conveying seat 24 through a positioning and conveying regulator 25 capable of being adjusted forwards and backwards, the positioning and discharging movable seat 29 is fixed in a positioning and discharging movable groove 28 which runs forwards and backwards on the rack 1 through a bolt, and a positioning and conveying rod 34 parallel to the positioning and conveying block 26 is arranged on the bottom plate part.
Preferably, the separating device comprises two material separating lifting cylinders which are arranged on the frame 1 and are positioned between the two positioning conveying seats 24 in a left-right side-by-side mode, the material separating lifting cylinders are provided with material separating lifting blocks 27, the distance between the two material separating lifting blocks 27 is matched with the diameter of the pipe, and the material separating lifting cylinders are connected to the power distribution control box 2.
Preferably, the left end of the positioning and conveying block 26 is matched with a feeding device 8, the feeding device 8 comprises a feeding pushing seat 18 arranged on the frame 1, the upper part of the feeding pushing seat 18 is a round rod with front and back trend, two feeding pushing rotating blocks 19 with the configuration are sleeved on the round rod, when the feeding pushing rotating blocks 19 are in a natural state, the outer side of the lower part is arc-shaped, a groove is an inclined plane butted with a bottom plate of the positioning and conveying block 26, the frame 1 is provided with a material receiving lifting cylinder 21, the upper part of the material receiving lifting cylinder 21 is connected with a material receiving lifting seat 22, the material receiving lifting seat 22 is provided with a material receiving adjusting groove 23, the material receiving lifting block 20 with a vertical trend is installed on the material receiving adjusting groove 23 through bolts, the upper part of the material receiving lifting block 20 is provided with a V-shaped groove matched with a pipe, and the pipe in the V-shaped groove is positioned under the matching position of the feeding rotating blocks 19 and the positioning and conveying block 26, the material receiving lifting block 20 and the feeding pushing rotating block 19 are arranged in a staggered manner from front to back, and the material receiving lifting cylinder 21 is connected to the power distribution control box 2.
Preferably, the frame 1 is further provided with a charging device 9, the charging device 9 comprises a charging box 11 arranged on the frame 1, the right side of the charging box 11 is provided with a discharging groove 15, two charging limit top plates 12 which are arranged side by side in the front and back are arranged in the charging box 11, the outer side of each charging limit top plate 12 is connected with a charging adjusting rod 13 penetrating through the charging box 11, the outer end of each charging adjusting rod 13 is provided with a charging adjusting hand wheel 14, the right side of each charging limit top plate 12 penetrates through the charging box 11 from the discharging groove 15, the right end of each charging limit top plate 12 is matched with a charging chute 16 moving forwards and backwards, the right side of each charging chute 16 is provided with a charging intercepting block 17, and the charging lifting block 20 is arranged in the charging chute 16.
Preferably, two fixing devices 3 are arranged side by side on the left and right of the frame 1, the pipe expanding mechanism comprises a first pipe expanding device 4 and a second pipe expanding device 5 which are respectively matched with the two fixing devices 3, the distance between the left fixing device and the positioning discharging block 31, and the distance between the right fixing device and the discharging groove are the same, the material taking movable device 6 comprises a material taking seat 61 arranged on the frame 1, three material taking sliding seats 62 are arranged side by side on the left and right below the material taking seat 61, the three material taking sliding seats 62 have the same distance and are connected through a material taking linkage rod 63, a material taking movable air cylinder 64 connected with the material taking sliding seat 62 on the same side is arranged on the side surface of the material taking seat 61, material taking movable limiting seats 65 matched with the material taking sliding seats 62 are arranged on the left and right inner sides of the material taking seat 61, the material taking clamp matched with a pipe is arranged below the material taking sliding seat 62, and the material taking movable cylinder 64 and the material taking clamp are connected to the power distribution control box 2.
Preferably, the fixing device 3 includes a fixing seat 36 arranged on the frame 1, the fixing seat 36 is provided with two fixed opening and closing rotating arms 37 and a fixed opening and closing cylinder 38 which are matched with each other, the fixed opening and closing rotating arms 37 are provided with fixed clamping blocks 39 matched with pipes, the fixed clamping blocks 39 are provided with matching grooves which are in the left-right direction, the material taking clamp includes a material taking clamping cylinder 66 arranged on a material taking sliding seat 62, the lower part of the material taking clamping cylinder 66 is connected with a material taking rotating clamping block 67 which is hinged on the material taking sliding seat 62 and has a rotating angle larger than 90 degrees, the thickness and the front-back position of the material taking rotating clamping block 67 are matched with the matching grooves, and the fixed opening and closing cylinder 38 is connected to the power distribution control box 2.
Preferably, the first pipe expander 4 comprises a first pipe expander base 41 arranged on the frame 1, the first pipe expander base 41 is provided with a first pipe expander movable cylinder 42 moving forward and backward and the push rod head faces the fixing device 3, the first pipe expander movable cylinder 42 is connected with a first pipe expander movable seat 43, the first pipe expander movable seat 43 is provided with a first pipe expander rotating motor 44, the first pipe expander rotating motor 44 is connected with a first pipe expander 45 matched with the pipe on the fixing device 3, the first pipe expander 45 comprises a first pipe expander main body 47 connected with the first pipe expander rotating motor 44, the center of the end part of the first pipe expander main body 47 is connected with a first pipe expander conical head 48 gradually reduced, the end part of the first pipe expander main body 47 is further provided with a cutter mounting groove 49 matched with a pipe end face cutter, the frame 1 is provided with a chip collecting groove 46 matched with the end part of the pipe on the fixing device 3, the first pipe expanding movable cylinder 42 and the first pipe expanding rotary motor 44 are connected to the power distribution control box 2.
Preferably, second expander device 5 expand tube socket 51 including setting up the second in frame 1, second expand tube socket 51 on be provided with move towards and push rod head towards fixing device 3's second expander movable cylinder 52 around being provided with, second expander movable cylinder 52 be connected with second expander sliding seat 53, second expander sliding seat 53 on be connected with second expander installation threaded rod 54 and be connected with second expander 55, the expander portion of second expander 55 be the ladder cylindrical, second expander movable cylinder 52 be connected to distribution control box 2.
When the pipe processing device is used specifically, a pipe to be processed is placed between two loading top limit plates 12 in a loading box 11, the placed pipe slides out from a discharge chute 15 of the loading box 11 and enters a blanking chute 16, then falls into a material receiving lifting block 20, then the material receiving lifting block 20 is driven by a material receiving lifting cylinder 21 to lift, so that the subsequent pipe is prevented from falling into the blanking chute 16, meanwhile, the pipe lifted by the material receiving lifting block 20 drives a material feeding rotating block 19 to rotate backwards in the lifting process, then the pipe is separated from the material feeding rotating block 19, the material feeding rotating block returns, the pipe is supported by the inclined surface part, then the material receiving lifting block 20 falls, the pipe falls onto a bottom plate of a positioning conveying block 26 and is conveyed along a positioning conveying rod 34, the first pipe directly falls onto a positioning material placing block 31 and is blocked by a positioning conveying block 33, the subsequent pipes are repeatedly fed, in the feeding process, the material feeding lifting cylinder drives the material feeding lifting block 27 to intercept the pipes, only one pipe is ensured to be positioned on the material discharging block 31, then the material taking and placing movable cylinder 64 drives the material taking and placing sliding seat 62 to move, then the material taking and placing clamping block 67 rotates to clamp the pipes through the material taking and placing clamping cylinder 66, then the positioning conveying material blocking cylinder 32 can lower the positioning conveying stop block 33, then the pipes are moved away through the material taking movable cylinder 64, in the process, the positioning material discharging block 26 enters a descending and returning process, the taken pipes move to the first fixing device 3, the fixed opening and closing rotary arm 37 is driven to rotate through the fixed opening and closing cylinder 38, the fixed clamping block 39 clamps the pipes, and then the rotating first pipe expanding conical head 48 is driven to enter the end of the pipes through the first pipe expanding movable cylinder 42 to carry out the first pipe expanding, in the process, the cutter on the first tube expander can flatten the end of the tube, then the tube is driven by the material taking movable device 6 to be placed on the second fixing device 3, the second tube expander 55 is driven by the second tube expanding movable cylinder 52 to penetrate into the tube to complete the second tube expansion, and then the tube expanded by the material taking movable device 6 is placed on the blanking slot 10 to complete the whole tube expansion process.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims (7)

1. An accurate positioning and discharging mechanism of a pipe expander comprises a rack (1) and a power distribution control box (2), and is characterized in that a fixing device (3) capable of fixing pipes moving forward and backward is arranged on the rack (1), a material taking movable device (6) capable of moving linearly only left and right is matched above the fixing device (3), a positioning and discharging device (7) matched with the material taking movable device (6) is arranged on the left side of the fixing device (3), the positioning and discharging device (7) comprises two positioning conveying seats (24) arranged on the rack (1) at a front interval and a rear interval, an L-shaped positioning conveying block (26) inclining downwards is arranged on the positioning conveying seat (24), a separating device is matched in the middle of the positioning conveying block (26), the two positioning conveying blocks (26) are arranged in opposite directions, and the distance between the inner walls of the vertical parts of the positioning conveying blocks is matched with the length of the pipes, the right end of the positioning conveying block (26) is matched with a positioning emptying movable seat (29), the inner wall of the vertical part of the positioning and discharging movable seat (29) is flush with the inner wall of the positioning and conveying block (26), the horizontal part of the positioning and discharging movable seat (29) is provided with a positioning and discharging block (31) matched with the pipe through a positioning and discharging spring (30), and a positioning conveying stop block (33) is arranged at the right side of the middle of the two positioning discharging blocks (31), the positioning conveying stop block (33) is arranged on a positioning conveying material blocking cylinder (32) on the frame (1), the left part of the upper part of the positioning discharging block (31) is a flat plate which is flush with the right end of the positioning conveying block (26), the right part of the upper part of the positioning discharging block is an inclined block which is inclined upwards, the fixing device (3), the material taking movable device (6), the separating device and the positioning conveying material blocking cylinder (32) are connected to the power distribution control box (2).
2. The precise positioning and discharging mechanism of the pipe expander is characterized in that the positioning and conveying block (26) is mounted on the positioning and conveying seat (24) through a positioning and conveying regulator (25) capable of being adjusted forwards and backwards, the positioning and discharging movable seat (29) is fixed in a positioning and discharging movable groove (28) which runs forwards and backwards on the rack (1) through a bolt, and a positioning and conveying rod (34) parallel to the positioning and conveying block (26) is arranged on the bottom plate part of the positioning and conveying block.
3. The precise positioning and discharging mechanism of the pipe expander according to claim 1, wherein the separating device comprises two material separating and lifting cylinders which are arranged on the frame (1) and are arranged between the two positioning and conveying bases (24) side by side left and right, the material separating and lifting cylinders are provided with material separating and lifting blocks (27), the distance between the two material separating and lifting blocks (27) is matched with the diameter of the pipe, and the material separating and lifting cylinders are connected to the power distribution control box (2).
4. The precise positioning and discharging mechanism of the pipe expander according to claim 1 or 2, wherein the left end of the positioning and conveying block (26) is matched with a feeding device (8), the feeding device (8) comprises a feeding pushing seat (18) arranged on the frame (1), the upper part of the feeding pushing seat (18) is a round rod moving forward and backward, the round rod is sleeved with two feeding pushing rotating blocks (19) with the same structure, when the feeding pushing rotating blocks (19) are in a natural state, the outer side of the lower part of the feeding pushing rotating blocks (18) is arc-shaped, a groove is an inclined plane butted with a bottom plate of the positioning and conveying block (26), the frame (1) is provided with a material receiving lifting cylinder (21), the upper part of the material receiving lifting cylinder (21) is connected with a material receiving lifting seat (22), the material receiving lifting seat (22) is provided with a material receiving adjusting groove (23), connect material adjustment tank (23) on install the material elevator (20) that connects of vertical trend through the bolt, the upper portion that connects material elevator (20) seted up with pipe complex V type groove, and the pipe in the V type groove is located pay-off propelling movement commentaries on classics piece (19) and location and carries under the cooperation position of piece (26), connect material elevator (20) and pay-off propelling movement commentaries on classics piece (19) around the wrong setting of dividing, connect material lift cylinder (21) to be connected to distribution control box (2).
5. The precise positioning and discharging mechanism of the pipe expander according to claim 4, wherein the frame (1) is further provided with a charging device (9), the charging device (9) comprises a charging box (11) arranged on the frame (1), the right side of the charging box (11) is provided with a discharging slot (15), two charging limiting top plates (12) which are arranged side by side in the front and back are arranged inside the charging box (11), the outer side of the charging limiting top plate (12) is connected with a charging adjusting rod (13) penetrating through the charging box (11), the outer end of the charging adjusting rod (13) is provided with a charging adjusting hand wheel (14), the right side of the charging limiting top plate (12) penetrates out of the charging box (11) from the discharging slot (15), and the right end of the charging limiting top plate (12) is matched with a discharging slot (16) which runs in the front and back direction, the blanking device is characterized in that a blanking interception block (17) is arranged on the right side of the blanking groove (16), and the material receiving lifting block (20) is arranged in the blanking groove (16).
6. The precise positioning and discharging mechanism of the pipe expander according to claim 1, the material taking movable device (6) comprises a material taking seat (61) arranged on the frame (1), three material taking sliding seats (62) are arranged in parallel at the left and right below the material taking seat (61), and the three material taking sliding seats (62) have the same distance and are connected through a material taking linkage rod (63), a material taking movable cylinder (64) connected with the material taking sliding seat (62) at the same side is arranged on the side surface of the material taking seat (61), the left and right inner sides of the material taking seat (61) are provided with material taking movable limiting seats (65) matched with the material taking sliding seat (62), a material taking clamper matched with the pipe is arranged below the material taking sliding seat (62), the material taking movable cylinder (64) and the material taking clamp are connected to the power distribution control box (2).
7. The precise positioning and discharging mechanism of the pipe expander according to claim 6, wherein the fixing device (3) comprises a fixing seat (36) arranged on the frame (1), the fixing seat (36) is provided with two fixed opening and closing rotating arms (37) and a fixed opening and closing air cylinder (38) which are matched with each other, the fixed opening and closing rotating arms (37) are provided with fixed clamping blocks (39) matched with the pipes, the fixed clamping blocks (39) are provided with matching grooves in the left-right direction, the material taking clamp comprises a material taking clamping air cylinder (66) arranged on a material taking sliding seat (62), the lower part of the material taking clamping air cylinder (66) is connected with a material taking rotating clamping block (67) which is hinged on the material taking sliding seat (62) and has a rotating angle larger than 90 degrees, the thickness and the front-back position of the material taking rotating clamping block (67) are matched with the matching grooves, the fixed opening and closing air cylinder (38) is connected to the power distribution control box (2).
CN201910463538.9A 2017-08-22 2017-08-22 Accurate positioning and discharging mechanism of pipe expander Active CN110227765B (en)

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CN201910463538.9A CN110227765B (en) 2017-08-22 2017-08-22 Accurate positioning and discharging mechanism of pipe expander
CN201710726631.5A CN107537943B (en) 2017-08-22 2017-08-22 A kind of precise positioning blowing pipe expander

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CN110038940B (en) * 2019-05-05 2020-07-24 珠海格力智能装备有限公司 Pipe orifice finishing device
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