CN116021571A - Thermal shrinkage pipe cutting and forming machine - Google Patents

Abstract

The invention relates to the technical field of heat shrink tube manufacturing, in particular to a heat shrink tube cutting forming machine, which comprises a machine body; the discharging end of the machine body is provided with a cutter mechanism, and the top of the feeding end of the machine body is provided with a material guiding unit; the guide unit comprises a bottom plate, a bottom plate is bolted to the top surface feeding end of the machine body, a plurality of guide grooves are uniformly formed in the top surface of the bottom plate, and a pair of adjusting slats are slidably arranged in the guide grooves; according to the diameter size of the heat shrinkage tube, the distance between two adjusting strips in the guide groove is adjusted, so that the two adjusting strips support the heat shrinkage tube, and a control system of the machine body controls the cutter mechanism to cut the heat shrinkage tubes into small sections with the same length; support the direction with the pyrocondensation pipe of different diameters through many pairs of regulation laths to be convenient for pyrocondensation pipe cut the former and cut the work to the pyrocondensation pipe of many size models, improved pyrocondensation pipe and cut the application scope of former, reduced the cost input of equipment then.

Description

Thermal shrinkage pipe cutting and forming machine

Technical Field

The invention relates to the technical field of heat-shrinkable tube manufacturing, in particular to a heat-shrinkable tube cutting forming machine.

Background

The heat-shrinkable tube is a sleeve made of special polyolefin material and has a heat-shrinkable function; the outer layer of the heat shrinkage tube is made of high-quality soft cross-linked polyolefin material, and the inner layer is made of hot melt adhesive in a compounding way; heating the heat-shrinkable tube to a high-elastic state during production, applying load to expand the heat-shrinkable tube, and rapidly cooling the heat-shrinkable tube under the condition of keeping the expansion to make the heat-shrinkable tube enter a glassy state, so that the heat-shrinkable tube is fixed and molded; when the thermal shrinkage tube is used, the thermal shrinkage tube is heated, and can be changed back to a high-elastic state, but no load exists at the moment, so that the thermal shrinkage tube is retracted; the heat shrink tube is mainly used for sealing, waterproofing and electric insulation.

After the heat shrinkage tube is manufactured, cutting the continuous heat shrinkage tube into small sections with the same length according to the requirements of customers; when the heat shrinkage pipe is cut, the heat shrinkage pipe cutting machine needs to be used, long coiled materials of the heat shrinkage pipe are placed on a material tray, the heat shrinkage pipe penetrates through a material guiding strip, the heat shrinkage pipe is tightly pressed by using a roller, the heat shrinkage pipe is driven to advance to the lower side of a cutter through the roller, and the heat shrinkage pipe is cut into small sections through the cutter, so that the cutting work of the heat shrinkage pipe is completed.

When the heat shrinkage pipe cutting machine cuts the heat shrinkage pipes, in order to improve the cutting efficiency of the heat shrinkage pipes, a plurality of heat shrinkage pipes are fed into the heat shrinkage pipe cutting machine side by side for cutting, and a separation groove is formed in the feeding end of the heat shrinkage pipe cutting machine to separate the heat shrinkage pipes; but only can cut the work to the pyrocondensation pipe of same specification, once the dimensional specification of pyrocondensation pipe changes the back, then need change pyrocondensation pipe cutting machine and cut, reduced pyrocondensation pipe cutting machine's application scope, increased manufacturing cost's input.

Disclosure of Invention

Therefore, the invention aims to solve the technical problems that in the prior art, the heat shrinkage pipe cutting machine can only cut heat shrinkage pipes with the same specification, and once the size specification of the heat shrinkage pipe is changed, the heat shrinkage pipe cutting machine needs to be replaced for cutting, so that the application range of the heat shrinkage pipe cutting machine is reduced, and the investment of production cost is increased.

In order to solve the technical problems, the invention provides a heat shrinkage tube cutting forming machine, which comprises a machine body; the discharging end of the machine body is provided with a cutter mechanism, and the cutter mechanism is used for cutting the heat shrinkage pipe and also comprises a material guiding unit; the guide unit comprises a bottom plate, a bottom plate is bolted to the top surface feeding end of the machine body, a plurality of guide grooves are uniformly formed in the top surface of the bottom plate, a pair of adjusting strips are arranged in the guide grooves, the pair of adjusting strips in one guide groove are used for supporting the heat shrink tube, and the pair of adjusting strips can slide relatively so as to adjust the distance between the two adjusting strips; thereby be convenient for pyrocondensation pipe cutting forming machine cut the work to the pyrocondensation pipe of many size models, improved pyrocondensation pipe and cut forming machine's application scope, then reduced the cost input of equipment.

In one embodiment of the invention, an inner cavity is formed in the bottom plate, a connecting groove communicated with the inner cavity is formed in the middle of the bottom surface of the guide groove, a connecting plate is fixedly connected in the middle of the bottom surface of the adjusting slat, the connecting plate penetrates through the connecting groove in a sliding manner, a plurality of pairs of wedge-shaped cross columns are slidably arranged on one side, close to the discharge end of the machine body, of the inner cavity, each pair of wedge-shaped cross columns corresponds to the connecting groove, inclined surfaces of each pair of wedge-shaped cross columns are close to each other, a plurality of clamping grooves are formed in the top surface of each pair of wedge-shaped cross columns, the inner wall of each clamping groove is slidably matched with the outer wall of a bulge at the bottom of the connecting plate, a comb plate is slidably arranged on one side, close to the material inlet end of the machine body, of each comb plate corresponds to each pair of wedge-shaped cross columns, and two sides of the comb plate are slidably matched with the inclined surfaces of the wedge-shaped cross columns, and the comb plate can slide along the adjusting slat so as to adjust the distance between two adjusting slats; thereby increased the distance between every pair of regulation slat until the regulation slat holds up the pyrocondensation pipe, the regulation work of staff of being convenient for then has improved staff's work convenience.

In one embodiment of the invention, the side wall of each guide groove is uniformly provided with a plurality of fixing holes, the middle part of each adjusting slat is uniformly provided with a plurality of through holes, the through holes correspond to the fixing holes, a linear bearing is fixedly connected in the through holes, one end of the linear bearing close to the side wall of each guide groove protrudes out of the through holes, the diameter of the inner ring of the linear bearing is the same as that of the fixing holes, a pin rod is slidably arranged in each fixing hole, the pin rod penetrates through the linear bearing in a sliding manner, the side wall of each guide groove is uniformly provided with a plurality of annular grooves, the inner ring of each annular groove is sleeved on the outer ring of each fixing hole, a spring is sleeved outside one end of each linear bearing protruding out of each through hole, and the other end of each spring is sleeved on the inner ring of each annular groove; thereby keeping the initial positions of the plurality of adjustment slats in line, which in turn ensures that the positions of adjustment of the plurality of adjustment slats are kept in line.

In one embodiment of the invention, a conveying unit is arranged in the middle of the machine body, the conveying unit comprises an arch-shaped bracket, the top and the middle of one side of the machine body, which is close to the discharge end, are respectively provided with an arch-shaped bracket, the top and the bottom of the opening of the arch-shaped bracket are close to each other, a main shaft is rotatably arranged in the middle of the arch-shaped bracket, one end of the main shaft rotates to penetrate through the outer wall of the machine body, a conveying roller is fixedly connected to the outer ring of the middle of the main shaft, one end of the main shaft penetrating through the outer wall of the machine body is fixedly connected with a first driven gear, the middle of the outer wall of the machine body is fixedly connected with a bracket, the top surface of the bracket is fixedly connected with a first driving gear, and a first synchronous belt is sleeved on the outer ring of the first driven gear and the first driving gear; through two conveying rollers clamping synchronous transmission, the probability of sliding of the heat shrinkage tube is reduced, and the efficiency and accuracy of conveying the heat shrinkage tube are improved, so that the accuracy of the cutting length of the heat shrinkage tube is improved.

In one embodiment of the invention, the top and the middle of the machine body, which are close to the discharging end, are provided with adjusting grooves, one side, which is close to a first driven gear, of the machine body penetrates through the outer wall of the machine body, the protrusions on the two sides of the arched bracket are in sliding fit with the inner wall of the adjusting grooves, the top surfaces on the two sides of the machine body are fixedly connected with electric push rods, the electric push rods are positioned at the top of the adjusting grooves, the push rods of the electric push rods penetrate through the top wall of the adjusting grooves in a sliding manner, and the lower ends of the push rods of the electric push rods are fixedly connected with the top surfaces of the protrusions on the two sides of the arched bracket; thereby being convenient for carry the pyrocondensation pipe of equidimension, improved the conveying effect of pyrocondensation pipe of equidimension.

In one embodiment of the invention, a bidirectional screw rod is rotatably arranged at the bottom of one side of the machine body, which is close to the discharging end, one end of the bidirectional screw rod penetrates through the outer wall of the machine body and is rotatably connected with the outer wall of the machine body, trapezoidal push blocks are arranged at the two ends of the bidirectional screw rod in a threaded manner, guide rods are arranged at the two sides of the trapezoidal push blocks in a sliding manner, the two ends of the guide rods are fixedly connected with the inner wall of the machine body, a trapezoidal plate is fixedly connected to the bottom surface of the arched bracket, the section of the trapezoidal plate is an isosceles trapezoid, and the inclined surface of the trapezoidal push block is in sliding fit with the inclined surface of the trapezoidal plate; thereby increasing the distance adjustment range between the two conveying rollers, which in turn increases the size range of the heat shrink tube conveyance.

In one embodiment of the invention, hydraulic telescopic rods are bolted to the top and the bottom of the outer wall of the machine body between the first driven gear and the first driving gear, a guide wheel is fixedly connected to the end part of a piston rod of the hydraulic telescopic rod, and the outer ring of the guide wheel is in sliding fit with the outer wall of the first synchronous belt; thereby the degree of tightening of hold-in range has been improved, has improved the transmission stability of hold-in range and driving gear and driven gear No. one then.

In one embodiment of the invention, a supporting arm is fixedly connected to one side wall of a feeding end of the machine body, a supporting column is arranged at the top of the supporting arm, a plurality of coil trays are slidably arranged on the outer ring of the supporting column, a spacing tray is arranged between adjacent coil trays, the inner ring of the spacing tray is slidably matched with the outer ring of the supporting column, fixed trays are slidably arranged at two ends of the supporting column, a plurality of locking screws are arranged on the outer ring of the convex ring of the fixed tray in a surrounding thread manner, and the locking screws penetrate through the convex ring of the fixed tray; thereby finishing the feeding work of the heat shrinkage tube.

In one embodiment of the invention, a connecting shaft is rotatably arranged at the top of the supporting arm, one end of the connecting shaft, which is close to the middle of the machine body, is fixedly connected with the end part of the supporting column, the other end of the connecting shaft is fixedly connected with a second driven gear, the middle of a rotating shaft of the motor is fixedly connected with a second driving gear, the outer rings of the second driving gear and the second driven gear are sleeved with a second synchronous belt, a plurality of bevel tooth grooves are formed in the outer ring of the supporting column in a surrounding manner, a plurality of bevel racks are fixedly connected in the inner ring of the material coiling disc in a surrounding manner, and the bevel racks are in sliding fit with the bevel tooth grooves; the conveying speed of the heat-shrinkable tube on the outer ring of the coil tray is kept consistent with that of the conveying roller, so that the pulling force of the heat-shrinkable tube is reduced, and the cutting accuracy of the heat-shrinkable tube is improved.

In one embodiment of the invention, one surface of the cutter mechanism of the machine body, which is close to the middle part of the machine body, is fixedly connected with a main air pipe, the main air pipe is communicated with an air pump through a pipeline, a plurality of air nozzles are arranged on the bottom surface of the main air pipe in a threaded manner, the inner ring of each air nozzle is communicated with the inner ring of the main air pipe, and the air outlets of the air nozzles are aligned with the discharge end of the machine body; thereby reducing the probability of the cutter mechanism cutting the cut small heat-shrinkable tube again.

Compared with the prior art, the technical scheme of the invention has the following advantages:

1. the invention relates to a heat shrinkage tube cutting forming machine, which is provided with a machine body, a bottom plate and an adjusting slat; according to the diameter size of the heat shrinkage tube, the distance between two adjusting strips in the guide groove is adjusted, so that the two adjusting strips support the heat shrinkage tube, and a control system of the machine body controls the cutter mechanism to cut the heat shrinkage tubes into small sections with the same length; support the direction with the pyrocondensation pipe of different diameters through many pairs of regulation laths to be convenient for pyrocondensation pipe cut the former and cut the work to the pyrocondensation pipe of many size models, improved pyrocondensation pipe and cut the application scope of former, reduced the cost input of equipment then.

2. The invention relates to a heat shrinkage tube cutting forming machine, which is provided with an arch-shaped bracket, a main shaft, a conveying roller, a first driven gear, a motor, a first driving gear and a first synchronous belt; the heat shrinkage tube passes through the space between the two conveying rollers, the outer walls of the two conveying rollers are respectively contacted with the top and the bottom of the heat shrinkage tube, the motor drives the first driving gear to rotate, the first synchronous belt drives the two first driven gears to synchronously rotate, the main shaft is driven to rotate, the conveying rollers at the top and the bottom synchronously rotate, and the heat shrinkage tube at the middle part of the conveying rollers is driven to be conveyed to the cutter mechanism of the machine body; through two conveying rollers clamping synchronous transmission, the probability of sliding of the heat shrinkage tube is reduced, and the efficiency and accuracy of conveying the heat shrinkage tube are improved, so that the accuracy of the cutting length of the heat shrinkage tube is improved.

Drawings

In order that the invention may be more readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings.

FIG. 1 is a perspective view of a first embodiment of the present invention;

FIG. 2 is an exploded view of a first embodiment of the present invention;

FIG. 3 is a perspective view of a material guiding unit according to a first embodiment of the present invention;

FIG. 4 is an exploded view of a guide unit according to a first embodiment of the present invention;

FIG. 5 is a first cross-sectional view of a guide unit according to a first embodiment of the present invention;

FIG. 6 is a second cross-sectional view of the guide unit in accordance with the first embodiment of the present invention;

FIG. 7 is a perspective view of a base plate in accordance with one embodiment of the present invention;

FIG. 8 is a perspective view of a pin and linear bearing in accordance with one embodiment of the present invention;

fig. 9 is an exploded view of a conveying unit in accordance with the first embodiment of the present invention;

fig. 10 is a cross-sectional view of a conveying unit in accordance with the first embodiment of the present invention;

FIG. 11 is a perspective view of a support column and a coil tray in accordance with a first embodiment of the present invention;

FIG. 12 is an exploded view of a support column and a coil tray in accordance with a first embodiment of the present invention;

FIG. 13 is a partial perspective view of a first embodiment of the invention;

description of the specification reference numerals: 1. a body; 2. a bottom plate; 3. a guide groove; 4. adjusting the lath; 5. an inner cavity; 6. a connecting groove; 7. a connecting plate; 8. wedge-shaped cross posts; 9. a clamping groove; 10. a comb plate; 11. a first slide hole; 12. an internal thread sleeve; 13. a screw; 14. a second slide hole; 15. a slide bar; 16. a fixing hole; 17. a through hole; 18. a linear bearing; 19. a pin rod; 20. an annular groove; 21. a spring; 22. an arcuate support; 23. a main shaft; 24. a conveying roller; 25. a first driven gear; 26. a bracket; 27. a motor; 28. a first driving gear; 29. a synchronous belt I; 30. an adjustment tank; 31. an electric push rod; 32. a bidirectional screw; 33. a trapezoidal push block; 34. a trapezoidal plate; 35. a hydraulic telescopic rod; 36. a guide wheel; 37. a support arm; 38. a support column; 39. a coil tray; 40. a spacer disc; 41. a fixed plate; 42. a connecting shaft; 43. a driven gear II; 44. a second driving gear; 45. a synchronous belt II; 46. oblique tooth grooves; 47. a helical rack; 48. a main air pipe; 49. an air tap.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the invention and practice it.

As shown in fig. 1 to 3, a heat shrinkable tube cutting and forming machine according to an embodiment of the present invention includes a machine body 1; the discharging end of the machine body 1 is provided with a cutter mechanism, and the cutter mechanism is used for cutting the heat shrinkage pipe and also comprises a material guiding unit; the material guiding unit comprises a bottom plate 2, wherein a bottom plate 2 is bolted to the top surface feeding end of the machine body 1, a plurality of guide grooves 3 are uniformly formed in the top surface of the bottom plate 2, a pair of adjusting laths 4 are arranged in the guide grooves 3, a pair of adjusting laths 4 in one guide groove 3 are used for supporting a heat shrink tube, and the pair of adjusting laths 4 can slide relatively so as to adjust the distance between the two adjusting laths 4; the cutter mechanism in the embodiment is a reciprocating cutter driven by a motor, the motor of the cutter mechanism is controlled by a control system of the machine body 1 to drive the upper cutter to move downwards at a uniform speed in a reciprocating manner, and the upper cutter is matched with the lower cutter to cut the heat shrinkage pipe; when the heat-shrinkable tube cutting machine works, the distance between the two adjusting strips 4 in the guide groove 3 is adjusted according to the diameter size of the heat-shrinkable tube, so that the two adjusting strips 4 support the heat-shrinkable tube, and the control system of the machine body 1 controls the cutter mechanism to cut the heat-shrinkable tubes into small sections with the same length; support the direction with the pyrocondensation pipe of different diameters through many pairs of regulation laths 4 to be convenient for pyrocondensation pipe cut the former and cut the work to the pyrocondensation pipe of many size models, improved the application scope that the pyrocondensation pipe cut the former, reduced the cost input of equipment then.

As shown in fig. 3 to 7, an inner cavity 5 is formed in the bottom surface middle part of the bottom plate 2, a connecting groove 6 communicated with the inner cavity 5 is formed in the bottom surface middle part of the guide groove 3, a connecting plate 7 is fixedly connected in the bottom surface middle part of the adjusting slat 4, the connecting plate 7 slidably penetrates through the connecting groove 6, one side, close to the discharge end of the machine body 1, of the inner cavity 5 is slidably provided with a plurality of pairs of wedge-shaped cross columns 8, each pair of wedge-shaped cross columns 8 corresponds to the connecting groove 6, inclined surfaces of each pair of wedge-shaped cross columns 8 are close to each other, the top surface of the wedge-shaped cross columns 8 is provided with a plurality of clamping grooves 9, the inner wall of each clamping groove 9 is slidably matched with the bottom convex outer wall of the connecting plate 7, one side, close to the feed end of the machine body 1, of the inner cavity 5 is slidably provided with a comb plate 10, each comb tooth of the comb plate 10 corresponds to each pair of the wedge-shaped cross columns 8, two sides of the comb plate 10 are slidably matched with the inclined surfaces of the wedge-shaped cross columns 8, and the comb plate 10 can slidably move along the adjusting slat 4 to adjust the space between the two slats 4; the present embodiment provides a specific embodiment of driving the movement of the comb plate 10: a first sliding hole 11 is formed in the middle of one surface of the comb plate 10, which is close to the feeding end of the machine body 1, an inner thread sleeve 12 is fixedly connected to the opening of the first sliding hole 11, a screw rod 13 is arranged on the inner thread of the inner thread sleeve 12, the outer wall of the screw rod 13 is in sliding fit with the inner wall of the first sliding hole 11, the screw rod 13 penetrates through the outer wall of the bottom plate 2, the screw rod 13 is rotationally connected with the bottom plate 2, a plurality of second sliding holes 14 are uniformly formed in two sides of one surface of the comb plate 10, which is close to the feeding end of the machine body 1, sliding rods 15 are slidably arranged in the second sliding holes 14, and the end parts of the sliding rods 15 are fixedly connected with the inner wall of the inner cavity 5; during operation, according to the diameter size of the heat shrink tube, the distance between two adjusting strips 4 inside the guide groove 3 is adjusted, the screw rod 13 is rotated, the internal thread sleeve 12 matched with threads is matched, the comb plate 10 is pushed to slide along the slide rod 15 towards the middle part of the inner cavity 5, each conical tooth of the comb plate 10 slides into the middle part of each pair of wedge-shaped cross columns 8, each pair of wedge-shaped cross columns 8 is pushed to two sides, the adjusting strips 4 are driven to move to two sides of the guide groove 3 through the connection transmission of the connecting plate 7, and therefore the distance between each pair of adjusting strips 4 is increased until the adjusting strips 4 hold up the heat shrink tube, the adjusting work of workers is facilitated, and the working convenience of the workers is improved.

As shown in fig. 4, fig. 5, fig. 7 and fig. 8, the side wall of each guide slot 3 is uniformly provided with a plurality of fixing holes 16, the middle part of each adjusting slat 4 is uniformly provided with a plurality of through holes 17, the through holes 17 correspond to the fixing holes 16, a linear bearing 18 is fixedly connected in the through holes 17, one end of each linear bearing 18 close to the side wall of each guide slot 3 protrudes out of the through holes 17, the diameter of the inner ring of each linear bearing 18 is the same as that of each fixing hole 16, a pin 19 is slidably arranged in each fixing hole 16, the pin 19 slidably penetrates through each linear bearing 18, the side wall of each guide slot 3 is uniformly provided with a plurality of annular grooves 20, the inner ring of each annular groove 20 is sleeved on the outer ring of each fixing hole 16, one end of each linear bearing 18 protruding out of each through hole 17 is sleeved with a spring 21, and the other end of each spring 21 is sleeved on the inner ring of each annular groove 20; when the flat heat-shrinkable tube is cut during operation, the adjusting lath 4 can influence the conveying of the flat heat-shrinkable tube; the pin rod 19 is pulled out from the inside of the fixed hole 16, and the linear bearing 18 is matched, so that the friction resistance between the pin rod 19 and the adjusting slat 4 is reduced, the convenience of mounting and dismounting the pin rod 19 is improved, and meanwhile, the moving efficiency of the adjusting slat 4 is improved; after the pin rod 19 is disassembled, the adjusting slat 4 is pulled upwards to drive the connecting plate 7 to be pulled out of the clamping groove 9, so that the disassembling work of the adjusting slat 4 is completed, the top surface of the bottom plate 2 forms a plane, and the cutting work of the flat heat-shrinkable tube is facilitated; when cutting circular heat shrinkage tube, cover spring 21 at the outer lane of linear bearing 18 protruding end, aim at draw-in groove 9 with the bottom of connecting plate 7, insert the inside of guide slot 3 with adjusting slat 4, make connecting plate 7 pass spread out draw-in groove 6, the inside of draw-in groove 9 is inserted to the bottom of connecting plate 7, simultaneously, make spring 21 slide into the temporal portion of annular groove 20, pass fixed orifices 16 and linear bearing 18 with pin 19, slide and fix adjusting slat 4 in the inside of guide slot 3, the elasticity of spring 21, promote the middle part of adjusting slat 4 along pin 19 sliding guide slot 3 of both sides, make the laminating of adjusting slat 4 of both sides, thereby the initial position that will adjust slat 4 in a majority keeps the uniformity, and then ensure that the position that every adjusting slat 4 was adjusted keeps uniformity.

As shown in fig. 1, fig. 2, fig. 9 and fig. 10, a conveying unit is arranged in the middle of the machine body 1, the conveying unit comprises an arch support 22, the top and the middle of one side of the machine body 1 close to a discharge end are both provided with the arch support 22, the top and the bottom of the opening of the arch support 22 are close to each other, a main shaft 23 is rotatably arranged in the middle of the arch support 22, one end of the main shaft 23 rotatably penetrates through the outer wall of the machine body 1, a conveying roller 24 is fixedly connected to the outer ring of the middle of the main shaft 23, one end of the main shaft 23 penetrating through the outer wall of the machine body 1 is fixedly connected with a first driven gear 25, the middle of the outer wall of the machine body 1 is fixedly connected with a bracket 26, the top surface of the bracket 26 is fixedly connected with a motor 27, a first driving gear 28 is fixedly connected to a rotating shaft of the motor 27, and a first synchronous belt 29 is sleeved on the outer ring of the first driven gear 25 and the first driving gear 28; during operation, the heat shrinkage tube passes through the space between the two conveying rollers 24 through the supporting guide of the adjusting slat 4, the outer walls of the two conveying rollers 24 are respectively contacted with the top and the bottom of the heat shrinkage tube, the motor 27 drives the first driving gear 28 to rotate, the first driven gear 25 is driven to synchronously rotate through the transmission of the first synchronous belt 29, the main shaft 23 is driven to rotate, the conveying rollers 24 at the top and the bottom synchronously rotate, and the heat shrinkage tube in the middle of the conveying rollers 24 is driven to be conveyed to the cutter mechanism of the machine body 1; the synchronous transmission is clamped by the two conveying rollers 24, so that the sliding probability of the heat-shrinkable tube is reduced, the conveying efficiency and accuracy of the heat-shrinkable tube are improved, and the cutting length accuracy of the heat-shrinkable tube is improved.

As shown in fig. 2, 9 and 10, the top and two sides of the middle of the machine body 1, which are close to the discharging end, are provided with adjusting grooves 30, one side, which is close to the first driven gear 25, of the machine body 1 is provided with adjusting grooves 30 penetrating through the outer wall of the machine body 1, protrusions on two sides of the arched bracket 22 are in sliding fit with the inner wall of the adjusting grooves 30, the top surfaces of two sides of the machine body 1 are fixedly connected with electric push rods 31, the electric push rods 31 are located at the top of the adjusting grooves 30, push rods of the electric push rods 31 penetrate through the top wall of the adjusting grooves 30 in a sliding manner, and the lower ends of push rods of the electric push rods 31 are fixedly connected with the top surfaces of protrusions on two sides of the arched bracket 22; when the heat-shrinkable tube conveying device works, after the diameter of the heat-shrinkable tube is changed, the electric push rod 31 pushes the arched bracket 22 at the top to slide along the adjusting groove 30, and the height of the conveying roller 24 at the top is controlled, so that the heat-shrinkable tubes of different sizes can be conveyed conveniently, and the conveying effect of the heat-shrinkable tubes of different sizes is improved.

As shown in fig. 2, 9 and 10, a bidirectional screw rod 32 is rotatably mounted at the bottom of one side of the machine body 1, which is close to the discharge end, one end of the bidirectional screw rod 32 penetrates through the outer wall of the machine body 1, the bidirectional screw rod 32 is rotatably connected with the outer wall of the machine body 1, both ends of the bidirectional screw rod 32 are provided with trapezoidal push blocks 33 in a threaded manner, both sides of each trapezoidal push block 33 are slidably provided with guide rods, both ends of each guide rod are fixedly connected with the inner wall of the machine body 1, a trapezoidal plate 34 is fixedly connected with the bottom surface of the arched bracket 22, the cross section of each trapezoidal plate 34 is isosceles trapezoid, and the inclined surface of each trapezoidal push block 33 is in sliding fit with the inclined surface of each trapezoidal plate 34; when the heat-shrinkable tube is in operation, after the diameter size of the heat-shrinkable tube is changed, the height of the conveying rollers 24 at the top is adjusted, meanwhile, the bidirectional screw rod 32 is rotated, the trapezoidal push blocks 33 at the two sides are driven to match with the trapezoidal plates 34 along the guide rods, and the height of the conveying rollers 24 at the bottom is adjusted, so that the distance adjustment range between the two conveying rollers 24 is enlarged, and the conveying size range of the heat-shrinkable tube is enlarged.

As shown in fig. 9 and 10, hydraulic telescopic rods 35 are bolted to the top and the bottom of the outer wall of the machine body 1 between the first driven gear 25 and the first driving gear 28, the end parts of piston rods of the hydraulic telescopic rods 35 are fixedly connected with guide wheels 36, and the outer ring of the guide wheels 36 is in sliding fit with the outer wall of the first synchronous belt 29; when the hydraulic telescopic device works, when the two conveying rollers 24 are close to each other, the two first driven gears 25 are driven to be close to each other, so that the first synchronous belt 29 is loosened, at the moment, the thrust of the first synchronous belt 29 to the guide wheels 36 is reduced, the piston rods of the hydraulic telescopic rods 35 slide out, the guide wheels 36 are pushed to squeeze the outer rings of the first synchronous belt 29, the tightening degree of the first synchronous belt 29 is improved, and the transmission stability of the first synchronous belt 29, the first driving gear 28 and the first driven gear 25 is improved.

As shown in fig. 1, 2, 11 and 12, a supporting arm 37 is fixedly connected to one side wall of the feeding end of the machine body 1, a supporting column 38 is arranged at the top of the supporting arm 37, a plurality of coil trays 39 are slidably mounted on the outer ring of the supporting column 38, a spacing disc 40 is arranged between adjacent coil trays 39, the inner ring of the spacing disc 40 is slidably matched with the outer ring of the supporting column 38, a fixed disc 41 is slidably mounted at two ends of the supporting column 38, a plurality of locking screws are mounted on the outer ring of the convex ring of the fixed disc 41 in a surrounding thread manner, and the locking screws penetrate through the convex ring of the fixed disc 41; during operation, one fixing disc 41 is fixed on the outer ring of one end, close to the supporting arm 37, of the supporting column 38, a plurality of coil trays 39 and spacing discs 40 are sequentially sleeved on the outer ring of the supporting column 38, the coil trays 39 and the spacing discs 40 are fixedly locked by the fixing disc 41, each coil tray 39 is aligned with the guide groove 3, and when the two conveying rollers 24 clamp heat shrink tubes for conveying, the coil trays 39 are driven to rotate, so that the feeding of the heat shrink tubes is completed.

As shown in fig. 11 and 12, a connecting shaft 42 is rotatably mounted at the top of the supporting arm 37, one end of the connecting shaft 42, which is close to the middle of the machine body 1, is fixedly connected with the end of the supporting column 38, the other end of the connecting shaft 42 is fixedly connected with a second driven gear 43, the middle of the rotating shaft of the motor 27 is fixedly connected with a second driving gear 44, the second driving gear 44 and the outer ring of the second driven gear 43 are sleeved with a second synchronous belt 45, the outer ring of the supporting column 38 is circumferentially provided with a plurality of oblique tooth grooves 46, the inner ring of the coil stock disc 39 is circumferentially fixedly connected with a plurality of oblique racks 47, and the oblique racks 47 are slidably matched with the oblique tooth grooves 46; during operation, when the coil stock disc 39 is installed, the helical rack 47 is slidably inserted into the helical slot 46, the direction of the coil stock disc 39 is fixed, the motor 27 drives the second driving gear 44 to rotate when the motor 27 drives the conveying roller 24 to rotate, the second driven gear 43 is driven to rotate through the transmission of the second synchronous belt 45 to drive the support column 38 to rotate, and the helical rack 47 and the helical slot 46 are slidably matched to enable the coil stock disc 39 and the support column 38 to synchronously rotate, so that the conveying speed of the heat shrinkage tube on the outer ring of the coil stock disc 39 is consistent with the conveying speed of the conveying roller 24, and accordingly the pulling force applied to the heat shrinkage tube is reduced, and the cutting accuracy of the heat shrinkage tube is improved.

As shown in fig. 13, a main air pipe 48 is fixedly connected to one surface of the cutter mechanism of the machine body 1, which is close to the middle part of the machine body 1, the main air pipe 48 is communicated with an air pump through a pipeline, a plurality of air nozzles 49 are mounted on the bottom surface of the main air pipe 48 in a threaded manner, the inner rings of the air nozzles 49 are communicated with the inner rings of the main air pipe 48, and the air outlets of the air nozzles 49 are aligned with the discharge end of the machine body 1; when the cutter mechanism of the machine body 1 is used for cutting the heat-shrinkable tube, the air pump pumps air into the main air pipe 48, the air nozzle 49 is sprayed out, and the cut small-section heat-shrinkable tube is blown out from the cutter mechanism, so that the probability that the cutter mechanism cuts the cut small-section heat-shrinkable tube again is reduced.

Working principle: when the round heat shrinkage tube is cut, the spring 21 is sleeved on the outer ring of the protruding end of the linear bearing 18, the bottom end of the connecting plate 7 is aligned with the clamping groove 9, the adjusting lath 4 is inserted into the guide groove 3, the connecting plate 7 passes through the connecting groove 6, the bottom end of the connecting plate 7 is inserted into the clamping groove 9, meanwhile, the spring 21 slides into the annular groove 20, the pin rod 19 passes through the fixing hole 16 and the linear bearing 18, the adjusting lath 4 is slidably fixed in the guide groove 3, the spring 21 is elastic, the adjusting lath 4 on two sides is pushed to slide along the pin rod 19 to the middle part of the guide groove 3, and the adjusting lath 4 on two sides is attached;

according to the diameter size of the heat shrink tube, the distance between two adjusting strips 4 in the guide groove 3 is adjusted, the screw rod 13 is rotated, the internal thread sleeve 12 matched with threads is matched, the comb plate 10 is pushed to slide along the slide rod 15 towards the middle part of the inner cavity 5, each conical tooth of the comb plate 10 slides into the middle part of each pair of wedge-shaped cross columns 8, each pair of wedge-shaped cross columns 8 is pushed to two sides, and the adjusting strips 4 are driven to move to two sides of the guide groove 3 through the connection transmission of the connecting plate 7, so that the distance between each pair of adjusting strips 4 is increased until the adjusting strips 4 hold up the heat shrink tube;

fixing a fixed disc 41 on the outer ring of one end of a support column 38 close to a support arm 37, sequentially sleeving a plurality of coil trays 39 and spacing discs 40 on the outer ring of the support column 38, fixing and locking the coil trays 39 and the spacing discs 40 by using the fixed disc 41, enabling each coil tray 39 to be aligned with a guide groove 3, enabling a heat shrinkage tube of the outer ring of the coil tray 39 to pass through the top of an adjusting slat 4, and then passing between two conveying rollers 24; the electric push rod 31 pushes the arched bracket 22 at the top to slide along the adjusting groove 30, controls the height of the conveying roller 24 at the top, simultaneously rotates the bidirectional screw rod 32, drives the trapezoid push blocks 33 at two sides to match with the trapezoid plates 34 along the guide rods, and adjusts the height of the conveying roller 24 at the bottom so that the conveying rollers 24 at the top and the bottom clamp the heat shrink tube;

the motor 27 drives the first driving gear 28 to rotate, and drives the two first driven gears 25 to synchronously rotate through the transmission of the first synchronous belt 29, and drives the main shaft 23 to rotate, so that the conveying rollers 24 at the top and the bottom synchronously rotate, and the heat shrinkage pipe at the middle part of the conveying rollers 24 is driven to be conveyed to the cutter mechanism of the machine body 1; meanwhile, the motor 27 drives the second driving gear 44 to rotate, the second driven gear 43 is driven to rotate through the transmission of the second synchronous belt 45, the support column 38 is driven to rotate, the coil tray 39 and the support column 38 synchronously rotate through the sliding fit of the helical rack 47 and the helical tooth groove 46, the coil tray 39 and the conveying roller 24 synchronously rotate, and the conveying speed of the heat shrinkage tube on the outer ring of the coil tray 39 is kept consistent with the conveying speed of the conveying roller 24; the control system of the machine body 1 controls the cutter mechanism to cut the heat shrinkage tubes into small sections with the same length;

when the flat heat-shrinkable tube is cut, the adjusting slat 4 can influence the conveying of the flat heat-shrinkable tube; the pin rod 19 is pulled out from the inside of the fixed hole 16, and the linear bearing 18 is matched, so that the friction resistance between the pin rod 19 and the adjusting slat 4 is reduced, the convenience of mounting and dismounting the pin rod 19 is improved, and meanwhile, the moving efficiency of the adjusting slat 4 is improved; after the pin rod 19 is disassembled, the adjusting ribbon board 4 is pulled upwards to drive the connecting board 7 to be pulled out from the clamping groove 9, so that the disassembling work of the adjusting ribbon board 4 is completed, the top surface of the bottom board 2 forms a plane, and the cutting work of the flat heat-shrinkable tube is facilitated.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present invention will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present invention.

Claims (10)

1. The utility model provides a pyrocondensation pipe cuts make-up machine which characterized in that: comprises a machine body (1); the discharging end of the machine body (1) is provided with a cutter mechanism, and the cutter mechanism is used for cutting the heat shrinkage pipe and also comprises a material guiding unit; the guide unit comprises a bottom plate (2), the top surface feeding end of the machine body (1) is bolted with the bottom plate (2), a plurality of guide grooves (3) are uniformly formed in the top surface of the bottom plate (2), a pair of adjusting laths (4) are arranged in the guide grooves (3), one pair of adjusting laths (4) in the guide grooves (3) are used for supporting heat shrink tubes, and the pair of adjusting laths (4) can slide relatively to adjust the distance between the two adjusting laths (4).

2. A heat shrink tube cutting and shaping machine as set forth in claim 1 wherein: inner chamber (5) have been seted up to the inside of bottom plate (2), spread groove (6) with inner chamber (5) intercommunication have been seted up at the bottom surface middle part of guide slot (3), the bottom surface middle part rigid coupling of regulation slat (4) has connecting plate (7), connecting plate (7) slip through spread groove (6), one side slidable mounting that inner chamber (5) is close to organism (1) discharge end has many pairs of wedge diaphragm (8), every pair wedge diaphragm (8) with spread groove (6) are corresponding, every pair wedge diaphragm (8) inclined plane is close to mutually, a plurality of draw-in grooves (9) have been seted up to the top surface of wedge diaphragm (8), the inner wall of draw-in groove (9) and the protruding outer wall sliding fit in bottom of connecting plate (7), one side slidable mounting that inner chamber (5) are close to organism (1) pan feeding end has fishback (10), the broach of fishback (10) is the toper, every fishback of fishback (10) with every pair of wedge diaphragm (8) correspond with spread groove (6), and two pairs of wedge diaphragm (8) inclined plane and two sides (4) can be adjusted along adjusting the wedge diaphragm (10), can adjust between the wedge diaphragm (4).

3. A heat shrink tube cutting and shaping machine as set forth in claim 1 wherein: every a plurality of fixed orifices (16) have evenly been seted up to the lateral wall of guide slot (3), a plurality of through-holes (17) have evenly been seted up at the middle part of adjusting slat (4), through-hole (17) are corresponding with fixed orifices (16), the inside rigid coupling of through-hole (17) has linear bearing (18), and linear bearing (18) are close to one end protrusion through-hole (17) of guide slot (3) lateral wall, the inner circle diameter of linear bearing (18) is the same with the diameter of fixed orifices (16), the inside slidable mounting of fixed orifices (16) has round pin pole (19), round pin pole (19) slip runs through linear bearing (18), a plurality of annular grooves (20) have evenly been seted up to the lateral wall of guide slot (3), the inner circle cover of annular groove (20) is at the outer lane of fixed orifices (16), the outer snare of the one end of linear bearing (18) protrusion through-hole (17) is equipped with spring (21), the other end cover of spring (21) is at the inner circle of annular groove (20).

4. A heat shrink tube cutting and shaping machine as set forth in claim 1 wherein: the middle part of organism (1) is provided with the conveying unit, the conveying unit includes bow-shaped support (22), one side top and the middle part that organism (1) is close to the discharge end all are provided with bow-shaped support (22), top and bottom the opening of bow-shaped support (22) is close to mutually, main shaft (23) are installed in the middle part rotation of bow-shaped support (22), the outer wall that runs through organism (1) is rotated to the one end of main shaft (23), the middle part outer lane rigid coupling of main shaft (23) has conveying roller (24), the one end rigid coupling that main shaft (23) runs through organism (1) outer wall has driven gear (25) No. one, the outer wall middle part rigid coupling of organism (1) has bracket (26), the top surface rigid coupling of bracket (26) has motor (27), the pivot rigid coupling of motor (27) has driving gear (28) No. one, driven gear (25) and the outer lane cover of driving gear (28) are equipped with synchronous belt (29) No. one.

5. The heat shrinkable tube cutting and shaping machine as defined in claim 4, wherein: the utility model discloses a motor-driven gear, including organism (1), motor-driven gear (25), adjustment tank (30) have all been seted up to organism (1) top and middle part both sides near the discharge end, are close to one side adjustment tank (30) run through the outer wall of organism (1), the arch of bow-shaped support (22) both sides and the inner wall sliding fit of adjustment tank (30), the both sides top surface of organism (1) all rigid coupling has electric putter (31), electric putter (31) are located the top of adjustment tank (30), and the push rod slip of electric putter (31) runs through the top the roof of adjustment tank (30), the push rod bottom and the top of electric putter (31) the both sides lug top surface rigid coupling of bow-shaped support (22).

6. The heat shrinkable tube cutting and shaping machine as defined in claim 4, wherein: two-way screw rod (32) are installed in one side bottom rotation that organism (1) is close to the discharge end, the outer wall of organism (1) is run through to the one end of two-way screw rod (32), and the outer wall rotation of two-way screw rod (32) and organism (1) is connected, trapezoidal ejector pad (33) are all installed to the equal screw thread in both ends of two-way screw rod (32), the both sides slip of trapezoidal ejector pad (33) is provided with the guide arm, and the inner wall rigid coupling of both ends and organism (1) of guide arm, the bottom rigid coupling of bow-shaped support (22) has trapezoidal board (34), the cross-section of trapezoidal board (34) is isosceles trapezoid, the inclined plane of trapezoidal ejector pad (33) and the inclined plane sliding fit of trapezoidal board (34).

7. The heat shrinkable tube cutting and shaping machine as defined in claim 6, wherein: the outer wall of the machine body (1) is positioned between a first driven gear (25) and a first driving gear (28), a hydraulic telescopic rod (35) is connected to the top and the bottom of the machine body in a bolt mode, a guide wheel (36) is fixedly connected to the end portion of a piston rod of the hydraulic telescopic rod (35), and the outer ring of the guide wheel (36) is in sliding fit with the outer wall of a first synchronous belt (29).

8. The heat shrinkable tube cutting and shaping machine as defined in claim 4, wherein: support arm (37) are fixedly connected to one side wall of the feeding end of the machine body (1), support columns (38) are arranged at the tops of the support arms (37), a plurality of coil trays (39) are slidably mounted on outer rings of the support columns (38), spacing discs (40) are arranged between adjacent coil trays (39), inner rings of the spacing discs (40) are slidably matched with outer rings of the support columns (38), fixing discs (41) are slidably mounted at two ends of the support columns (38), a plurality of locking screws are mounted on outer rings of convex rings of the fixing discs (41) in a surrounding threaded mode, and the locking screws penetrate through convex rings of the fixing discs (41).

9. The heat shrinkable tube cutting and shaping machine as defined in claim 8, wherein: the top rotation of support arm (37) is installed connecting axle (42), the one end that connecting axle (42) is close to organism (1) middle part and the tip rigid coupling of support column (38), the other end rigid coupling of connecting axle (42) has No. two driven gears (43), the pivot middle part rigid coupling of motor (27) has No. two driving gears (44), no. two driving gears (44) are equipped with No. two hold-in range (45) with the outer lane cover of No. two driven gears (43), a plurality of skewed tooth grooves (46) have been seted up around the outer lane of support column (38), the inner circle of coil tray (39) is encircleed the rigid coupling and is had a plurality of skewed tooth racks (47), skewed tooth racks (47) and skewed tooth grooves (46) sliding fit.

10. A heat shrink tube cutting and shaping machine as set forth in claim 1 wherein: one side of the cutter mechanism of the machine body (1) close to the middle part of the machine body (1) is fixedly connected with a main air pipe (48), the main air pipe (48) is communicated with an air pump through a pipeline, a plurality of air nozzles (49) are installed on the bottom surface of the main air pipe (48) in a threaded mode, the inner rings of the air nozzles (49) are communicated with the inner rings of the main air pipe (48), and the air outlets of the air nozzles (49) are opposite to the discharge end of the Ji Jiti (1).

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