CN216782054U

CN216782054U - General type plastics tubular product cutting equipment

Info

Publication number: CN216782054U
Application number: CN202220055441.1U
Authority: CN
Inventors: 张忠远
Original assignee: Wenzhou Polytechnic
Current assignee: Wenzhou Polytechnic
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-06-21
Anticipated expiration: 2032-01-07

Abstract

The utility model discloses universal plastic pipe cutting equipment which comprises a feeding device, a cutting device, a transfer device and a chamfering device, wherein the feeding device comprises a material warehouse and a conveying mechanism, a feeding assembly used for sequentially conveying pipes to the conveying mechanism is installed on the material warehouse, the cutting device comprises an installation plate, a propelling mechanism, a cutting clamping mechanism and a cutting mechanism are arranged on the installation plate, the cutting mechanism comprises a first driving motor, a motor shaft of the first driving motor is connected with a cutter bar, a blade used for cutting the pipes is installed on the cutter bar, a supporting plate used for supporting the pipes is also arranged on the installation plate, and a V-shaped groove used for positioning the pipes is formed in the supporting plate; the transfer device is used for transporting the stub pipe to the chamfering device, and the chamfering device is used for chamfering the two ends of the stub pipe. The automatic chamfering machine can realize automatic cutting and chamfering of plastic pipes, has the advantages of high working efficiency and low labor cost, and can improve the qualification rate of products.

Description

General type plastics tubular product cutting equipment

Technical Field

The utility model relates to plastic pipe processing equipment, in particular to universal plastic pipe cutting equipment.

Background

The plastic tubing has the advantage that the quality is light, corrosion resistance is good, the easy processing, by the wide use in trades such as drainage, heating, electric power, for example rural marsh gas is carried, a great deal of fields such as people's storage drinking water transformation, current long body is processed and need be cut, the mode of current cutting material loading adopts artifical promotion pipe fitting usually, the other end automatic cutting mechanism that sets up carries out automatic cutout, its artifical promotion material loading is effectual low, and artifical propulsion is difficult to control, can reduce the qualification rate of plastic tubing cutting size, and after the plastic tubing is cut into the fritter, need staff to use the chamfer ware alone to carry out the chamfer to it and handle, high in labor strength.

Therefore, there is a need for a universal plastic pipe cutting apparatus to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide universal plastic pipe cutting equipment, which can realize automatic cutting and chamfering of plastic pipes, has the advantages of high working efficiency and low labor cost, and can improve the qualification rate of products, thereby bringing good economic benefit to enterprises.

In order to achieve the purpose, the utility model provides the following technical scheme: the general plastic pipe cutting equipment comprises a feeding device, a cutting device, a transferring device and a chamfering device, the feeding device comprises a material storehouse and a conveying mechanism, wherein a feeding assembly used for sequentially conveying the pipes to the conveying mechanism is arranged on the material storehouse, the conveying mechanism conveys the pipe to the cutting device, the cutting device comprises a mounting plate, the mounting plate is provided with a propelling mechanism for propelling the pipe, a cutting clamping mechanism for positioning the pipe and a cutting mechanism for cutting the pipe, the cutting mechanism comprises a first driving motor arranged on the mounting plate, a motor shaft of the first driving motor is linked with a cutter bar, a blade for cutting the pipe is arranged on the cutter bar, a support plate for supporting the pipe is further arranged on the mounting plate, and a V-shaped groove for positioning the pipe is formed in the support plate; the transfer device is used for conveying the small-section pipes to the chamfering device, and the chamfering device is used for chamfering the two ends of the small-section pipes.

Through adopting above-mentioned technical scheme, man-hour, the workman places tubular product on the feed bin, carry tubular product to conveying mechanism one by one through the feeding subassembly, every tubular product that is located on conveying mechanism is steadily carried cutting device through conveying mechanism and is carried the cutting operation, during the cutting operation, impel tubular product to preset processing position (the tubular product length that needs the cutting promptly) by advancing mechanism, rethread clamping mechanism presss from both sides tubular product tightly, then utilize cutting mechanism to cut tubular product, cutting mechanism's first driving motor drives the cutter arbor and rotates promptly, the cutter arbor drives the blade and rotates, the blade is down cut tubular product, the minor details tubular product after the cutting is carried to the chamfer device through transfer device on, carry out the chamfer through the chamfer device and handle the both ends of minor details tubular product, the finished product ejection of compact finally. The automatic cutting and chamfering device for the plastic pipes can achieve automatic cutting and chamfering of the plastic pipes, has the advantages of being high in working efficiency and low in labor cost, and can improve the qualified rate of products, so that good economic benefits are brought to enterprises.

The feeding assembly comprises a first feeding cylinder and a material pushing plate, the first feeding cylinder is mounted at the front part of the two triangular supports on the material warehouse, the material pushing plate is in linkage connection with the extending end of the first feeding cylinder, the material pushing plate is in an L shape, and an inserting rod for blocking the downward movement of the pipe is arranged at the bottom of the material pushing plate.

By adopting the technical scheme, when the extension end of the first feeding cylinder drives the material pushing plate to move upwards, the bottommost pipe is pushed out, and the pipe after being pushed out crosses the stop lever and falls on the conveying mechanism, so that the automatic feeding of the pipe is completed, and the automatic feeding device is time-saving, labor-saving and high in machining efficiency.

The utility model is further set that the conveying mechanism comprises a conveying frame, a pair of mounting beams are symmetrically mounted on the conveying frame, a plurality of feeding rollers are mounted between the two mounting beams through rotating shafts, the peripheries of the feeding rollers are concave structures and used for positioning the pipes, a material guide plate used for guiding the pipes to the plurality of feeding rollers is mounted on one side, close to the material warehouse, of the upper part of the conveying frame, and the material guide plate is obliquely arranged from high to low in the direction from the material warehouse to the conveying frame; the pipe conveying device is characterized in that an air cylinder frame is further arranged at one end, away from the cutting device, of the conveying frame, a second feeding air cylinder is mounted on the air cylinder frame, and the extending end of the second feeding air cylinder faces the direction of the feeding roller wheel and is used for pushing pipes arranged on the feeding roller wheel to the arrangement direction of the feeding roller wheels.

Through adopting above-mentioned technical scheme, second pay-off cylinder acts on tubular product when stretching out and pushes out tubular product, makes it advance to cutting device on the pay-off gyro wheel.

The pipe pushing mechanism is further arranged in a manner that the pushing mechanism comprises a second driving motor, a pushing wheel, a first sliding table cylinder and a pressing wheel, the second driving motor and the first sliding table cylinder are both arranged on the mounting plate, the pushing wheel is in linkage connection with a motor shaft of the second driving motor, an extending end of the first sliding table cylinder is in linkage connection with the pressing wheel, the extending end of the first sliding table cylinder drives the pressing wheel to move downwards to press a pipe on the pushing wheel, and the peripheries of the pushing wheel and the pressing wheel are both in a concave structure.

Through adopting above-mentioned technical scheme, when the pinch roller pressed tubular product on the propulsion wheel, because the second driving motor drove the propulsion wheel and rotates, can realize the propulsion of tubular product through frictional force to drive tubular product and advance to the relevant position, wait to press from both sides tightly and just cut.

The pipe pushing device is further provided with a limiting mechanism for limiting the pipe when the pipe is pushed by the pushing mechanism, the limiting mechanism comprises an installation base, a first lead screw is rotatably arranged in the middle of the installation base, a bearing matched with one end of the first lead screw is installed on the installation base, a hand wheel is installed at the other end, corresponding to the bearing, of the first lead screw, a pair of first guide rails are symmetrically arranged on the upper portion of the installation base, a first moving block is connected onto the first lead screw in a threaded mode, a sliding plate is installed on the first moving block, a pair of first sliding blocks matched with the first guide rails are installed at the bottom of the sliding plate, a limiting switch acting on the end portion of the pipe is installed on the upper portion of the sliding plate, and the limiting switch is electrically connected with a second driving motor through a lead wire.

Through adopting above-mentioned technical scheme, spacing when can earlier tubular product impel makes tubular product by accurate the sending to predetermineeing the position to guarantee that the cutting length of tubular product reaches and predetermine the requirement, improve the qualification rate of product.

The cutting and clamping mechanism further comprises a pair of supporting arms, a first V-shaped positioning groove for positioning the pipe is formed in each supporting arm, a first clamping cylinder is installed at the position, above the two supporting arms, of each mounting plate, a connecting frame is installed at the extending end of each first clamping cylinder, a baffle is arranged at the front portion of each connecting frame, a pair of polyurethane plates corresponding to the supporting arms are installed at the bottom of each connecting frame, a second V-shaped positioning groove for positioning the pipe is formed in the bottom of each polyurethane plate, and the blade penetrates through the space between the two supporting arms when cutting the pipe.

Through adopting above-mentioned technical scheme, when cutting tubular product, can not only realize that tubular product can stabilize and press from both sides tightly, guarantee that tubular product can not take place to remove at the cutting in-process, promote the quality of tubular product cutting, press from both sides tight face softer moreover, can play the effect that the protection pipe fitting is not crushed.

The utility model is further set that the transfer device comprises a second sliding table cylinder, an L-shaped connecting piece is mounted at the extending end of the second sliding table cylinder, a rotary cylinder is mounted on the L-shaped connecting piece, a swing arm is connected to the output end of the rotary cylinder, and a pneumatic clamping jaw for grabbing small pipes is mounted at the end of the swing arm.

Through adopting above-mentioned technical scheme, through the cooperation of second slip table cylinder and gyration cylinder, can take out the stub pipe material and transport to the chamfer device, the action is rapid and accurate.

The chamfering device comprises a processing platform, two groups of chamfering clamping mechanisms are symmetrically arranged on the processing platform, each chamfering clamping mechanism comprises a support frame, a first positioning seat is arranged on each support frame, a first installation groove is formed in each first positioning seat, a first clamping block is arranged on each first installation groove, a first V-shaped clamping groove is formed in one end, facing the transfer device, of each first clamping block, each support frame is further provided with a second clamping cylinder, a second clamping block corresponding to the first clamping block is arranged on the extending end of each second clamping cylinder, the cross section of each second clamping block is in an inverted T-shaped shape, a second V-shaped clamping groove is formed in one end, close to the first clamping block, of each second clamping block, a guide seat is further arranged on each support frame, a T-shaped guide groove matched with the second clamping block is formed in each guide seat, and a small-section pipe penetrates through each position, between the first clamping block and the second clamping block, of each support frame The processing platform is provided with a second discharge hole for small-section pipes to pass through at a position corresponding to the position right below the first discharge hole; the processing platform is also provided with a movable chamfering assembly for chamfering two ends of the small-section pipe.

Through adopting above-mentioned technical scheme, two sets of chamfer clamping mechanism can firmly press from both sides tightly the stub pipe material to the portable chamfer subassembly of being convenient for carries out the chamfer process to the both ends of stub pipe material, guarantees chamfer processingquality.

The movable chamfering component comprises two guide rods symmetrically arranged on a processing platform through a support, a pair of sliding seats is arranged on the two guide rods in a sliding manner, the two sliding seats are respectively arranged on two sides of two groups of chamfering clamping mechanisms, a third driving motor is further arranged on the processing platform, a motor shaft of the third driving motor is connected with a second lead screw in a linkage manner, a forward screw thread part and a reverse screw thread part are arranged on the second lead screw, a forward screw nut and a reverse screw nut are respectively arranged at the bottoms of the two sliding seats, the forward screw nut is matched with the forward screw thread part, the reverse screw nut is matched with the reverse screw thread part, and two clamping plates for limiting the axial stroke of the two sliding seats are further detachably arranged on the guide rods; the chamfering device is used for chamfering the end part of the small-section pipe and comprises a fourth driving motor, a motor shaft of the fourth driving motor is connected with a drilling main shaft in a linkage mode, the drilling main shaft is connected with a reamer in a linkage mode, the reamer comprises a round rod connecting portion and a cylindrical portion, the round rod connecting portion is connected with the drilling main shaft, and the inner edge of the outer end of the cylindrical portion is provided with an inner chamfering grinding portion used for grinding the end part of the small-section pipe.

Through adopting above-mentioned technical scheme, drive the lead screw through third driving motor and rotate, can drive two slides and be close to or keep away from the motion towards the stub pipe fitting both ends, and then realize that the reamer of two bevelers carries out chamfer processing or withdraws from simultaneously to the both ends of stub pipe, have the advantage that machining efficiency is high.

The utility model is further provided with a support assembly arranged on the sliding seat, wherein the support assembly comprises a support cylinder, and a support bottom plate for supporting small pipes is arranged at the extending end of the support cylinder.

Through adopting above-mentioned technical scheme, can support and fix a position the stub pipe when transfer device transports stub pipe to the chamfer device on, the operation that chamfer clamping mechanism pressed from both sides the stub pipe of being convenient for.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic structural diagram of a feeding device according to the present invention;

FIG. 3 is a schematic view of the cutting device according to the present invention;

FIG. 4 is a schematic structural diagram of the chamfering apparatus according to the present invention;

FIG. 5 is a rear view of the chamfering apparatus according to the present invention;

FIG. 6 is a schematic view of the structure of a first discharge opening and a second discharge opening of the present invention;

fig. 7 is a schematic view of the structure of the reamer of the present invention.

In the figure: 1. a feeding device; 2. a cutting device; 3. a transfer device; 4. a chamfering device; 5. a material warehouse; 6. a conveying mechanism; 7. a feed assembly; 8. mounting a plate; 9. a propulsion mechanism; 10. a cutting clamping mechanism; 11. a cutting mechanism; 12. a first drive motor; 13. a cutter bar; 14. a blade; 15. a support plate; 16. a V-shaped groove; 17. a triangular bracket; 18. a guard plate; 19. a gear lever; 20. a first feed cylinder; 21. a material pushing plate; 22. inserting a rod; 23. a carriage; 24. mounting a beam; 25. a rotating shaft; 26. a feeding roller; 27. a material guide plate; 28. a cylinder frame; 29. a second feed cylinder; 30. a second drive motor; 31. a propulsion wheel; 32. a first sliding table cylinder; 33. a pinch roller; 34. a limiting mechanism; 35. a mounting seat; 36. a first lead screw; 37. a bearing; 38. a hand wheel; 39. a first moving block; 40. a slide plate; 41. a first slider; 42. a limit switch; 43. a support arm; 44. a first V-shaped positioning slot; 45. a first clamping cylinder; 46. a connecting frame; 47. a baffle plate; 48. a polyurethane board; 49. a second V-shaped positioning groove; 50. a second sliding table cylinder; 51. an L-shaped connector; 52. a rotary cylinder; 53. swinging arms; 54. a pneumatic clamping jaw; 55. a processing platform; 56. a chamfer clamping mechanism; 57. a support frame; 58. a first positioning seat; 59. a first mounting groove; 60. a first clamping block; 61. a first V-shaped clamping groove; 62. a second clamping cylinder; 63. a second clamping block; 64. a second V-shaped clamping groove; 65. a guide seat; 66. a T-shaped guide slot; 67. a first discharge hole; 68. a second discharge hole; 69. a movable chamfering assembly; 70. a support; 71. a guide bar; 72. a slide base; 73. a third drive motor; 74. a second lead screw; 75. a positive thread portion; 76. a reverse-rotation threaded portion; 77. positively rotating the lead screw nut; 78. reversely rotating the screw nut; 79. clamping a plate; 80. chamfering device; 81. a fourth drive motor; 82. drilling a main shaft; 83. a reamer; 84. a round bar connecting part; 85. a cylindrical portion; 86. an inner chamfer grinding part; 87. a support assembly; 88. a support cylinder; 89. a support base plate; 90. a first guide rail.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): the general plastic pipe cutting equipment shown in the attached drawings 1-7 comprises a feeding device 1, a cutting device 2, a transfer device 3 and a chamfering device 4, wherein the feeding device 1 comprises a material warehouse 5 and a conveying mechanism 6, a feeding assembly 7 used for sequentially conveying pipes onto the conveying mechanism 6 is installed on the material warehouse 5, the conveying mechanism 6 conveys the pipes onto the cutting device 2, the cutting device 2 comprises a mounting plate 8, a propelling mechanism 9 used for propelling the pipes, a cutting clamping mechanism 10 used for positioning the pipes and a cutting mechanism 11 used for cutting the pipes are arranged on the mounting plate 8, the cutting mechanism 11 comprises a first driving motor 12 installed on the mounting plate 8, a motor shaft of the first driving motor 12 is in linkage connection with a cutter bar 13, a blade 14 used for cutting the pipes is installed on the cutter bar 13, and specifically a side groove is formed in an upper guide rod 71, the blade 14 is arranged on the side groove, the pressing plate is pressed on the blade 14, the guide rod 71, the blade 14 and the pressing plate are connected together through a screw, the mounting plate 8 is further provided with a support plate 15 for supporting a pipe fitting, and the support plate 15 is provided with a V-shaped groove 16 for positioning a pipe; transfer device 3 is used for transporting stub pipe to chamfer device 4 on, chamfer device 4 is used for chamfering the both ends of stub pipe. During processing, a worker places pipes on the material warehouse 5, the pipes are conveyed to the conveying mechanism 6 one by one through the feeding assembly 7, each pipe located on the conveying mechanism 6 is conveyed to the cutting device 2 stably through the conveying mechanism 6 to be cut, during cutting operation, the pipes are pushed to a preset processing position (namely the length of the pipe needing to be cut) through the pushing mechanism 9, then the pipes are clamped through the clamping mechanism, then the pipes are cut through the cutting mechanism 11, namely the first driving motor 12 of the cutting mechanism 11 drives the cutter bar 13 to rotate, the cutter bar 13 drives the blade 14 to rotate, the pipes are cut when the blade 14 descends, the cut small pipes are conveyed to the chamfering device 4 through the conveying device 3, chamfering processing is carried out on two ends of the small pipes through the chamfering device 4, and finally finished products are discharged. The automatic cutting and chamfering device for the plastic pipes can achieve automatic cutting and chamfering of the plastic pipes, has the advantages of being high in working efficiency and low in labor cost, and can improve the qualified rate of products, so that good economic benefits are brought to enterprises.

As shown in the attached figure 2, a pair of triangular supports 17 for placing the pipes are symmetrically arranged at the top of the material storehouse 5, the pipes are placed on the inclined surfaces of the triangular supports 17, a guard plate 18 for transversely limiting the pipe is arranged on the outer side of the triangular support 17, a stop rod 19 for limiting the pipe is arranged at the position of the material storehouse 5, which is positioned at the front part of the triangular support 17, the stop rod 19 acts on the pipe at the lowest part, the feeding assembly 7 comprises a first feeding cylinder 20 and a material pushing plate 21, the first feeding cylinder 20 is arranged on the material storehouse 5 at the front position of the two triangular brackets 17, the material pushing plate 21 is in linkage connection with the extending end of the first feeding cylinder 20, the material pushing plate 21 is in an L shape, the width of the bottom of the material pushing plate 21 can be designed to be smaller than the diameter of the pipe, the side part of the material pushing plate 21 can be obliquely arranged towards the direction of the conveying mechanism 6, and an inserting rod 22 used for blocking the pipe from descending is arranged at the bottom of the material pushing plate 21. When the extending end of the first feeding cylinder 20 drives the material pushing plate 21 to move upwards, the bottommost pipe is pushed out, and the pipe passes over the stop rod 19 after being pushed out and falls onto the conveying mechanism 6 in a rolling manner, so that the automatic feeding of the pipe is completed, and the automatic feeding device is time-saving, labor-saving and high in machining efficiency.

As shown in fig. 2, the conveying mechanism 6 includes a conveying frame 23, a pair of mounting beams 24 are symmetrically mounted on the conveying frame 23, the cross section of each mounting beam 24 is L-shaped, a plurality of feeding rollers 26 are mounted between the two mounting beams 24 through a rotating shaft 25, the peripheries of the feeding rollers 26 are concave and used for positioning the pipes, a material guide plate 27 for guiding the pipes to the plurality of feeding rollers 26 is mounted on one side of the upper portion of the conveying frame 23 close to the magazine 5, and the material guide plate 27 is inclined from high to low in the direction from the magazine 5 to the conveying frame 23; the end, far away from the cutting device 2, of the conveying frame 23 is further provided with a cylinder frame 28, a second feeding cylinder 29 is mounted on the cylinder frame 28, and the extending end of the second feeding cylinder 29 is arranged towards the feeding roller 26 and used for pushing the pipes arranged on the feeding roller 26 to the arrangement direction of the feeding rollers 26. The second feed cylinder 29, when extended, acts on the tube to push it out, advancing it on the feed roller 26 to the cutting device 2.

As shown in fig. 3, the pushing mechanism 9 includes a second driving motor 30, a pushing wheel 31, a first sliding table cylinder 32 and a pressing wheel 33, the second driving motor 30 and the first sliding table cylinder 32 are both mounted on the mounting plate 8, the pushing wheel 31 is linked with a motor shaft of the second driving motor 30, an extending end of the first sliding table cylinder 32 is linked with the pressing wheel 33, the extending end of the first sliding table cylinder 32 drives the pressing wheel 33 to move downward to press the pipe on the pushing wheel 31, and peripheries of the pushing wheel 31 and the pressing wheel 33 are both concave structures. When the pinch roller 33 presses the pipe on the propelling wheel 31, the second driving motor 30 drives the propelling wheel 31 to rotate, so that the pipe can be propelled by friction force, the pipe is driven to advance to a corresponding position, and cutting is performed after clamping.

As shown in fig. 3, the pipe fitting pushing device further comprises a limiting mechanism 34 for limiting the pipe fitting when the pipe fitting pushing mechanism 9 pushes the pipe fitting, the limiting mechanism 34 comprises a mounting seat 35, a first lead screw 36 is rotatably arranged in the middle of the mounting seat 35, a bearing 37 matched with one end of the first lead screw 36 is mounted on the mounting seat 35, a hand wheel 38 is mounted at the other end of the first lead screw 36 corresponding to the bearing 37, a pair of first guide rails 90 are symmetrically arranged on the upper portion of the mounting seat 35, a first moving block 39 is in threaded connection with the first lead screw 36, a sliding plate 40 is mounted on the first moving block 39, a pair of first sliding blocks 41 matched with the first guide rails 90 are mounted at the bottom of the sliding plate 40, a limiting switch 42 acting on the end portion of the pipe fitting is mounted on the upper portion of the sliding plate 40, and the limiting switch 42 is electrically connected with the second driving motor 30 through a wire. This design can be earlier spacing when tubular product impels, makes tubular product accurately deliver to predetermineeing the position to guarantee that the cutting length of tubular product reaches and predetermine the requirement, improve the qualification rate of product.

As shown in fig. 3, the cutting and clamping mechanism 10 includes a pair of supporting arms 43, a first V-shaped positioning slot 44 for positioning the tube is provided on the supporting arm 43, a first clamping cylinder 45 is installed at a position above the two supporting arms 43 of the mounting plate 8, a connecting frame 46 is installed at an extending end of the first clamping cylinder 45, a baffle 47 is provided at a front portion of the connecting frame 46, a pair of polyurethane plates 48 corresponding to the supporting arms 43 is installed at a bottom of the connecting frame 46, a second V-shaped positioning slot 49 for positioning the tube is provided at a bottom of the polyurethane plates 48, and the blade 14 penetrates between the two supporting arms 43 when cutting the tube. When cutting tubular product, can not only realize that tubular product can stabilize and press from both sides tightly, guarantee that tubular product can not take place to remove in the cutting process, promote the quality of tubular product cutting, press from both sides tight face softer moreover, can play the effect that the protection pipe fitting is not crushed.

As shown in the attached drawing 3, the transfer device 3 comprises a second sliding table cylinder 50, an L-shaped connecting piece 51 is installed at the extending end of the second sliding table cylinder 50, a rotary cylinder 52 is installed on the L-shaped connecting piece 51, a swing arm 53 is connected to the output end of the rotary cylinder 52, and a pneumatic clamping jaw 54 used for grabbing small-section pipes is installed at the end portion of the swing arm 53. Through the cooperation of second slip table cylinder 50 and gyration cylinder 52, can take out the stub pipe material and transport to chamfer device 4, the action is rapid and accurate.

As shown in fig. 4 to 7, the chamfering device 4 includes a processing platform 55, two sets of chamfering clamping mechanisms 56 are symmetrically disposed on the processing platform 55, each chamfering clamping mechanism 56 includes a supporting frame 57, a first positioning seat 58 is mounted on the supporting frame 57, a first mounting groove 59 is formed in the first positioning seat 58, a first clamping block 60 is mounted on the first mounting groove 59, a first V-shaped clamping groove 61 is formed in one end of the first clamping block 60 facing the transfer device 3, the supporting frame 57 is further provided with a second clamping cylinder 62, a second clamping block 63 corresponding to the first clamping block 60 is mounted on an extending end of the second clamping cylinder 62, a cross section of the second clamping block 63 is in an inverted T-shape, a second V-shaped clamping groove 64 is formed in one end of the second clamping block 63 close to the first clamping block 60, a guide seat 65 is further mounted on the supporting frame 57, a T-shaped guide groove 66 matched with the second clamping block 63 is formed on the guide seat 65, a first discharge hole 67 through which a small pipe passes is formed in the support frame 57 between the first clamping block 60 and the second clamping block 63, and a second discharge hole 68 through which a small pipe passes is formed in the position, corresponding to the position right below the first discharge hole 67, of the processing platform 55; the processing platform 55 is also provided with a movable chamfering assembly 69 for chamfering two ends of a small-section pipe. Two sets of chamfer clamping mechanism 56 can firmly press from both sides tight to the stub pipe material to the portable chamfer subassembly 69 of being convenient for carries out the chamfer process to the both ends of stub pipe material, guarantees chamfer processingquality.

As shown in fig. 4 to 7, the movable chamfering assembly 69 includes two guide rods 71 symmetrically mounted on the processing platform 55 via a support 70, a pair of sliding seats 72 is slidably disposed on the two guide rods 71, the two sliding seats 72 are respectively disposed on two sides of the two chamfering clamping mechanisms 56, a third driving motor 73 is further installed on the processing platform 55, a motor shaft of the third driving motor 73 is connected with a second lead screw 74 in a linkage manner, the second lead screw 74 is provided with a forward-rotation thread part 75 and a reverse-rotation thread part 76, the bottoms of the two sliding seats 72 are respectively provided with a forward-rotation lead screw nut 77 and a reverse-rotation lead screw nut 78, the forward screw nut 77 is engaged with the forward thread portion 75, the reverse screw nut 78 is engaged with the reverse thread portion 76, the guide rod 71 is also detachably provided with two clamping plates 79 for limiting the axial stroke of the two sliding seats 72; the chamfering device 80 used for chamfering the end part of the small-section pipe is installed on the upper portion of the sliding seat 72, the chamfering device 80 can also be a conventional chamfering device 80 on the market, the chamfering device 80 comprises a fourth driving motor 81, a motor shaft of the fourth driving motor 81 is connected with a drilling spindle 82 in a linkage mode, a reamer 83 is connected to the drilling spindle 82 in a linkage mode, the reamer 83 comprises a round rod connecting portion 84 and a cylindrical portion 85, the round rod connecting portion 84 is connected with the drilling spindle 82, and an inner edge of the outer end of the cylindrical portion 85 is provided with an inner chamfering grinding portion 86 used for grinding the end part of the small-section pipe. The lead screw is driven to rotate by the third driving motor 73, the two sliding seats 72 can be driven to move towards the two ends of the small-section pipe fitting or away from the two ends of the small-section pipe fitting, and then the reamer 83 of the two chamfering devices 80 simultaneously chamfer the two ends of the small-section pipe fitting or withdraw from the two ends of the small-section pipe fitting, so that the processing efficiency is high.

As shown in fig. 4, the sliding base 72 is further provided with a supporting assembly 87, the supporting assembly 87 includes a supporting cylinder 88, and a supporting bottom plate 89 for supporting a small-section pipe is mounted on an extending end of the supporting cylinder 88. This design can support and fix a position the stub pipe when transfer device 3 transports stub pipe to chamfer device 4 on, and chamfer clamping mechanism 56 of being convenient for presss from both sides tight operation to the stub pipe.

Claims

1. General plastic pipe cutting equipment; the method is characterized in that: the pipe cutting device comprises a feeding device (1), a cutting device (2), a transfer device (3) and a chamfering device (4), wherein the feeding device (1) comprises a material warehouse (5) and a conveying mechanism (6), a feeding assembly (7) used for sequentially conveying pipes to the conveying mechanism (6) is installed on the material warehouse (5), the pipes are conveyed to the cutting device (2) by the conveying mechanism (6), the cutting device (2) comprises a mounting plate (8), a propelling mechanism (9) used for propelling the pipes, a cutting clamping mechanism (10) used for positioning the pipes and a cutting mechanism (11) used for cutting the pipes are arranged on the mounting plate (8), the cutting mechanism (11) comprises a first driving motor (12) installed on the mounting plate (8), a motor shaft of the first driving motor (12) is connected with a cutter bar (13) in a linkage manner, a cutter blade (14) used for cutting the pipes is installed on the cutter bar (13), the mounting plate (8) is also provided with a support plate (15) for supporting a pipe fitting, and the support plate (15) is provided with a V-shaped groove (16) for positioning a pipe; the transfer device (3) is used for conveying the small-section pipes to the chamfering device (4), and the chamfering device (4) is used for chamfering the two ends of the small-section pipes.

2. The universal plastic pipe cutting apparatus of claim 1, wherein: the material storehouse (5) top symmetry is provided with a pair of A-frame (17) that are used for placing tubular product, the outside of A-frame (17) is equipped with carries out horizontal spacing backplate (18) to tubular product, material storehouse (5) are located the anterior position of A-frame (17) and are equipped with and carry out spacing shelves pole (19) to tubular product, feeding subassembly (7) include first feeding cylinder (20) and scraping wings (21), anterior position in two A-frame (17) is installed on material storehouse (5) in first feeding cylinder (20), scraping wings (21) and the end linkage connection that stretches out of first feeding cylinder (20), scraping wings (21) are the L shape to scraping wings (21) bottom is equipped with inserted bar (22) that are used for blockking down tubular product.

3. The universal plastic pipe cutting apparatus of claim 2, wherein: the conveying mechanism (6) comprises a conveying frame (23), a pair of mounting beams (24) are symmetrically mounted on the conveying frame (23), a plurality of feeding rollers (26) are mounted between the two mounting beams (24) through rotating shafts (25), the peripheries of the feeding rollers (26) are concave structures and used for positioning the pipes, a material guide plate (27) used for guiding the pipes to the feeding rollers (26) is mounted on one side, close to the material storage (5), of the upper portion of the conveying frame (23), and the material guide plate (27) is obliquely arranged from high to low in the direction from the material storage (5) to the conveying frame (23); the pipe cutting device is characterized in that an air cylinder frame (28) is further arranged at one end, away from the cutting device (2), of the conveying frame (23), a second feeding air cylinder (29) is mounted on the air cylinder frame (28), and the extending end of the second feeding air cylinder (29) faces the direction of the feeding roller (26) and is used for pushing pipes arranged on the feeding roller (26) to the arrangement direction of the feeding rollers (26).

4. The universal plastic pipe cutting apparatus of claim 1, wherein: advancing mechanism (9) include second driving motor (30), propulsion wheel (31), first slip table cylinder (32) and pinch roller (33), second driving motor (30) and first slip table cylinder (32) are all installed on mounting panel (8), propulsion wheel (31) are connected with the motor shaft linkage of second driving motor (30), the end that stretches out of first slip table cylinder (32) is connected with pinch roller (33) linkage, and the end that stretches out of first slip table cylinder (32) presses tubular product on propulsion wheel (31) when driving pinch roller (33) down, the periphery of propulsion wheel (31) and pinch roller (33) all is concave structure.

5. The universal plastic pipe cutting apparatus of claim 4, wherein: the pipe fitting pushing device is characterized by further comprising a limiting mechanism (34) for limiting the pipe when the pipe fitting is pushed by the pushing mechanism (9), the limiting mechanism (34) comprises a mounting seat (35), a first lead screw (36) is rotatably arranged in the middle of the mounting seat (35), a bearing (37) matched with one end of the first lead screw (36) is mounted on the mounting seat (35), a hand wheel (38) is mounted at the other end of the first lead screw (36) corresponding to the bearing (37), a pair of first guide rails (90) are symmetrically arranged on the upper portion of the mounting seat (35), a first moving block (39) is in threaded connection with the first lead screw (36), a sliding plate (40) is mounted on the first moving block (39), a pair of first sliding blocks (41) matched with the first guide rails (90) are mounted at the bottom of the sliding plate (40), and a limiting switch (42) acting on the end portion of the pipe is mounted on the upper portion of the sliding plate (40), the limit switch (42) is electrically connected with the second driving motor (30) through a lead.

6. The general type plastic pipe cutting apparatus according to claim 1, wherein: cutting clamping mechanism (10) include a pair of support arm (43), be equipped with first V-arrangement constant head tank (44) that are used for the tubular product location on support arm (43), first die clamping cylinder (45) are installed to the position that mounting panel (8) are located two support arms (43) tops, and link (46) are installed to the end that stretches out of first die clamping cylinder (45), and link (46) front portion is equipped with baffle (47), and a pair of polyurethane board (48) corresponding with support arm (43) are installed to link (46) bottom, second V-arrangement constant head tank (49) that are used for the tubular product location are seted up to the bottom of polyurethane board (48), pass between two support arms (43) during blade (14) cutting tubular product.

7. The general type plastic pipe cutting apparatus according to claim 1, wherein: transfer device (3) include second slip table cylinder (50), and stretch out of second slip table cylinder (50) and serve and install L shape connecting piece (51), install gyration cylinder (52) on L shape connecting piece (51), be connected with swing arm (53) on the output of gyration cylinder (52), pneumatic clamping jaw (54) that are used for snatching the small segment pipe are installed to the tip of swing arm (53).

8. The general type plastic pipe cutting apparatus according to claim 1, wherein: the chamfering device (4) comprises a processing platform (55), two groups of chamfering clamping mechanisms (56) are symmetrically arranged on the processing platform (55), each chamfering clamping mechanism (56) comprises a supporting frame (57), a first positioning seat (58) is installed on each supporting frame (57), a first mounting groove (59) is formed in each first positioning seat (58), a first clamping block (60) is installed on each first mounting groove (59), a first V-shaped clamping groove (61) is formed in each first clamping block (60) towards one end of the transfer device (3), the supporting frame (57) is further provided with a second clamping cylinder (62), a second clamping block (63) corresponding to the first clamping block (60) is installed on the extending end of the second clamping cylinder (62), the cross section of each second clamping block (63) is in an inverted T-shaped shape, and a second V-shaped clamping groove (64) is formed in one end, close to the first clamping block (60), of each second clamping block (63), the supporting frame (57) is further provided with a guide seat (65), the guide seat (65) is provided with a T-shaped guide groove (66) matched with the second clamping block (63), a first discharge hole (67) for small pipes to pass through is formed in the position, located between the first clamping block (60) and the second clamping block (63), on the supporting frame (57), and a second discharge hole (68) for small pipes to pass through is formed in the position, corresponding to the position right below the first discharge hole (67), on the machining platform (55); the processing platform (55) is also provided with a movable chamfering component (69) for chamfering two ends of the small-section pipe.

9. The universal plastic pipe cutting apparatus of claim 8, wherein: the movable chamfering assembly (69) comprises two guide rods (71) symmetrically installed on a processing platform (55) through a support (70), a pair of sliding seats (72) are arranged on the two guide rods (71) in a sliding mode, the two sliding seats (72) are respectively arranged on two sides of two sets of chamfering clamping mechanisms (56), a third driving motor (73) is further installed on the processing platform (55), a motor shaft of the third driving motor (73) is connected with a second lead screw (74) in a linkage mode, a forward thread portion (75) and a reverse thread portion (76) are arranged on the second lead screw (74), a forward lead screw nut (77) and a reverse lead screw nut (78) are respectively installed at the bottoms of the two sliding seats (72), the forward lead screw nut (77) is matched with the forward thread portion (75), and the reverse lead screw nut (78) is matched with the reverse thread portion (76), the guide rod (71) is also detachably provided with two clamping plates (79) for limiting the axial stroke of the two sliding seats (72); the chamfering device comprises a sliding seat (72), wherein the upper portion of the sliding seat (72) is provided with a chamfering device (80) used for chamfering the end portion of a small-section pipe, the chamfering device (80) comprises a fourth driving motor (81), a motor shaft of the fourth driving motor (81) is connected with a drilling main shaft (82) in a linkage mode, the drilling main shaft (82) is connected with a reamer (83) in a linkage mode, the reamer (83) comprises a round rod connecting portion (84) and a cylindrical portion (85), the round rod connecting portion (84) is connected with the drilling main shaft (82), and the inner edge of the outer end of the cylindrical portion (85) is provided with an inner chamfering grinding portion (86) used for grinding the end portion of the small-section pipe.

10. The universal plastic pipe cutting apparatus of claim 9, wherein: the supporting assembly (87) that still is equipped with on slide (72), supporting assembly (87) are including supporting cylinder (88), install supporting baseplate (89) that are used for supporting the small tube and expect on the end that stretches out of supporting cylinder (88).