阅读说明：本技术 一种塑料管口扩张再塑机 (Plastic pipe orifice expanding and remolding machine ) 是由 杨豪 于 2020-06-09 设计创作，主要内容包括：本发明公开的一种塑料管口扩张再塑机,包括工作台,所述工作台上端面设有夹紧装置,所述夹紧装置包括设于所述工作台上方左右两侧的两个支撑块,所述夹紧装置内设有夹距调节装置,所述夹距调节装置包括设于所述工作台上端面且开口向上的滑块腔,所述滑块腔内左右滑动的设有第一滑块,右侧的所述支撑块固定设于所述第一滑块上端面,所述工作台左侧设有扩口装置,所述扩口装置用于扩张塑料管的管口,本发明的夹紧装置可稳定适应不同直径的塑料管,确保塑料管的管口轴心对正扩张块,同时在扩张作业开始前,通过夹距调节装置可使得夹紧装置适应不同材质型号、不同柔韧性的塑料管,进而保证管口扩张半径的准确性,降低误差。(The invention discloses a plastic pipe orifice expanding and remolding machine which comprises a workbench, wherein a clamping device is arranged on the upper end surface of the workbench, the clamping device comprises two supporting blocks arranged on the left side and the right side above the workbench, a clamping distance adjusting device is arranged in the clamping device, the clamping distance adjusting device comprises a sliding block cavity which is arranged on the upper end surface of the workbench and is provided with an upward opening, a first sliding block is arranged in the sliding block cavity in a left-right sliding manner, the supporting block on the right side is fixedly arranged on the upper end surface of the first sliding block, a flaring device is arranged on the left side of the workbench and is used for expanding a pipe orifice of a plastic pipe, the clamping device can be stably suitable for plastic pipes with different diameters, the axis of the pipe orifice of the plastic pipe is ensured to be aligned with the flaring block, and the clamping device can be suitable for plastic pipes with different material, The plastic pipes with different flexibilities further ensure the accuracy of the pipe orifice expanding radius and reduce errors.)

1. The utility model provides a machine is moulded again in expansion of plastics mouth of pipe, includes the workstation, the workstation up end is equipped with clamping device, its characterized in that: the clamping device comprises two supporting blocks arranged on the left side and the right side above the workbench, a through hole is formed in the supporting blocks in a left-right through mode, a clamping rod cavity is formed in the inner wall of the circumference of the through hole in a communication mode, three first rotating shafts are arranged in the right wall of the clamping rod cavity in an annular array and can rotate, a clamping rod is fixedly arranged at the left end of each first rotating shaft, one end, away from the first rotating shaft, of each clamping rod can be turned into the through hole, the three first rotating shafts are matched to clamp a plastic pipe penetrating through the through hole, a clamping distance adjusting device is arranged in the clamping device and comprises a sliding block cavity which is arranged on the upper end face of the workbench and is provided with an upward opening, a first sliding block is arranged in the sliding block cavity in a left-right sliding mode, the supporting block on the right side is fixedly arranged on the upper end face of the first sliding block, the supporting block on the left, the slider intracavity just is located the left side horizontal slip of first slider is equipped with the second slider, second slider upper end extends to outside and is equipped with the ascending slide bar chamber of opening, the gliding slide bar that is equipped with about the slide bar intracavity, the fixed end cap that is equipped with in slide bar upper end works as when the double-layered pole presss from both sides tight plastic tubing, the end cap conflict plastic tubing for whether the perception plastic tubing is crooked, the workstation left side is equipped with the flaring device, the flaring device is used for expanding the mouth of pipe of plastic tubing.

2. A plastic nozzle dilation and remolding machine, as claimed in claim 1, wherein: the clamping device comprises a clamping rod control cavity which is arranged in the through hole wall and positioned on the right side of the clamping rod cavity, a rotary sleeve is rotatably arranged in the right wall of the clamping rod control cavity, a supporting ring is fixedly arranged at the left end of the rotary sleeve, a worm gear ring is fixedly arranged on the left end surface of the supporting circular ring, the inner circumferential end surface of the worm gear ring is a tooth surface, the outer circumferential end surface of the worm gear ring is a screw tooth surface, the right end of the first rotating shaft extends into the clamping rod control cavity and is fixedly provided with a first gear meshed with the inner circumferential tooth surface of the worm gear ring, the lower wall of the clamping rod control cavity is communicated with a worm cavity, a second rotating shaft is arranged between the front wall and the rear wall in a rotating way, a worm meshed with the worm gear ring is fixedly arranged on the second rotating shaft, a first motor is fixedly arranged in the front wall of the worm cavity, and the front end of the second rotating shaft is in power connection with the first motor.

3. A plastic nozzle dilation and remolding machine, as claimed in claim 1, wherein: the clamping distance adjusting device comprises a second motor fixedly arranged in the right wall of the sliding block cavity, the left end of the second motor is in power connection with a first screw rod, the first sliding block is in threaded connection with the first screw rod, the left end face and the right end face of the second sliding block are symmetrical and fixedly provided with a first spring, the left end of the first spring is fixedly connected to the left wall of the sliding block cavity, and the right end of the first spring on the right side is fixedly connected to the left end face of the first sliding block.

4. A plastic nozzle dilation and remolding machine, as claimed in claim 1, wherein: the lower wall of the sliding rod cavity is fixedly provided with a pressure sensor which is electrically connected with the second motor, a second spring is fixedly connected between the lower end of the sliding rod and the upper end of the sliding rod cavity, and when the pressure applied to the pressure sensor changes continuously in a jumping mode, the pressure sensor starts the second motor.

5. A plastic nozzle dilation and remolding machine, as claimed in claim 1, wherein: the flaring device comprises a fixed block fixedly arranged on the left end surface of the workbench, a hollow shaft is arranged on the fixed block in a left-right penetrating and rotating way, a rotary disc is fixedly arranged at the right end of the hollow shaft, a telescopic cavity with a rightward opening is arranged on the right end surface of the rotary disc, the telescopic cavity is internally provided with a telescopic block which slides left and right, the right end face of the telescopic block is fixedly provided with an expansion block which is coaxial with the rotary disc, a third motor is fixedly arranged in the left wall of the telescopic cavity, the right end of the third motor is in power connection with a second screw rod, a lifting cavity with a right opening is arranged on the right end face of the telescopic block and positioned on the lower side of the expansion block, a fourth motor is fixedly arranged in the lower wall of the lifting cavity, a lifting block which is connected with the third screw rod in a threaded manner is arranged in the lifting cavity in a vertically sliding manner, the right end of the lifting block extends to the outside, and the upper end face of the lifting block is attached to the curve of the circumferential end face of the expansion block.

6. A plastic nozzle dilation and remolding machine, as claimed in claim 5, wherein: be equipped with the gear chamber in the fixed block, the hollow shaft passes the gear chamber and in the fixed second gear that is equipped with of gear intracavity, just be located in the left wall of gear chamber the fixed fifth motor that is equipped with in below of second gear, fifth motor right-hand member power connection have mesh in the third gear of second gear, the fixed bracing piece that is equipped with of carousel right-hand member upside, the fixed spray gun that is equipped with of bracing piece right-hand member, be equipped with rotary seal piece in the hollow shaft, the fixed and intercommunication in rotary seal piece left end is equipped with fuel delivery pipe, rotary seal piece right-hand member with the intercommunication is equipped with communicating pipe between the spray gun.

Technical Field

The invention relates to the technical field of pipeline construction, in particular to a plastic pipe orifice expanding and remolding machine.

Background

In the work progress, often need construct a convenient infusion pipeline of dismantlement temporarily, because the length restriction of pipe, generally need couple together many plastic tubings when the installation is used and use, for convenient use and dismantlement, generally can make the plastic tubing into the great shape of one end diameter, at the in-process to the plastic tubing mouth of pipe expansion in reality, because the plastic tubing material, the size, reasons such as model lead to the pliability of plastic tubing to have great difference, and then there is the error in leading to clamping and mouth of pipe expansion operation, make the plastic tubing after the completion connect and have great cooperation clearance, the seepage easily takes place. The present invention sets forth a device that solves the above problems.

Disclosure of Invention

The technical problem is as follows: the flexibility of the plastic pipes of different materials, sizes and models has great difference, so that errors exist in clamping and pipe orifice expanding operation, large fit clearance exists in connection of the finished plastic pipes, and leakage is easy to occur.

In order to solve the problems, the embodiment designs a plastic pipe orifice expanding and remolding machine, which comprises a workbench, wherein the upper end surface of the workbench is provided with a clamping device, the clamping device comprises two supporting blocks arranged on the left side and the right side above the workbench, a through hole is formed in the supporting blocks in a left-right through manner, the circumferential inner wall of the through hole is communicated with a clamping rod cavity, three first rotating shafts are arranged in the right wall of the clamping rod cavity in an annular array and can rotate, a clamping rod is fixedly arranged at the left end of each first rotating shaft, one end of the clamping rod, far away from the first rotating shaft, can be turned into the through hole, the three first rotating shafts are matched to clamp a plastic pipe passing through the through hole, a clamping distance adjusting device is arranged in the clamping device and comprises a sliding block cavity which is arranged on the upper end surface of the workbench and has an upward opening, slider intracavity horizontal slip be equipped with first slider, the right side the supporting shoe is fixed to be located first slider up end, it is left the supporting shoe is fixed in the workstation up end just is located slider chamber left side, the slider intracavity just is located the left side horizontal slip of first slider is equipped with the second slider, second slider upper end extends to outer and is equipped with the ascending slide bar chamber of opening, the gliding slide bar that is equipped with from top to bottom in the slide bar intracavity, the fixed end cap that is equipped with in slide bar upper end works as when the tight plastic tubing of clamping bar clamp, the end cap contradicts the plastic tubing for whether the perception plastic tubing is crooked, the workstation left side is equipped with the flaring device, the flaring device is used for expanding the mouth of pipe of plastic tubing. Preferably, the clamping device comprises a clamping rod control cavity which is arranged in the through opening wall and is positioned at the right side of the clamping rod cavity, a rotary sleeve is rotatably arranged in the right wall of the clamping rod control cavity, a supporting ring is fixedly arranged at the left end of the rotary sleeve, a worm gear ring is fixedly arranged on the left end surface of the supporting circular ring, the inner circumferential end surface of the worm gear ring is a tooth surface, the outer circumferential end surface of the worm gear ring is a screw tooth surface, the right end of the first rotating shaft extends into the clamping rod control cavity and is fixedly provided with a first gear meshed with the inner circumferential tooth surface of the worm gear ring, the lower wall of the clamping rod control cavity is communicated with a worm cavity, a second rotating shaft is arranged between the front wall and the rear wall in a rotating way, a worm meshed with the worm gear ring is fixedly arranged on the second rotating shaft, a first motor is fixedly arranged in the front wall of the worm cavity, and the front end of the second rotating shaft is in power connection with the first motor.

Preferably, the clamping distance adjusting device comprises a second motor fixedly arranged in the right wall of the sliding block cavity, the left end of the second motor is in power connection with a first screw rod, the first sliding block is in threaded connection with the first screw rod, first springs are symmetrically and fixedly arranged on the left end face and the right end face of the second sliding block, the left side of the first spring is fixedly connected to the left wall of the sliding block cavity, and the right side of the first spring is fixedly connected to the left end face of the first sliding block.

Preferably, a pressure sensor electrically connected to the second motor is fixedly arranged on the lower wall of the slide rod cavity, a second spring is fixedly connected between the lower end of the slide rod and the upper end of the slide rod cavity, and when the pressure applied to the pressure sensor continuously changes in a jumping manner, the pressure sensor starts the second motor.

Preferably, the flaring device comprises a fixed block fixedly arranged on the left end surface of the workbench, a hollow shaft is arranged on the fixed block in a left-right penetrating and rotating manner, a rotary disc is fixedly arranged at the right end of the hollow shaft, a telescopic cavity with a rightward opening is arranged on the right end surface of the rotary disc, the telescopic cavity is internally provided with a telescopic block which slides left and right, the right end face of the telescopic block is fixedly provided with an expansion block which is coaxial with the rotary disc, a third motor is fixedly arranged in the left wall of the telescopic cavity, the right end of the third motor is in power connection with a second screw rod, a lifting cavity with a right opening is arranged on the right end face of the telescopic block and positioned on the lower side of the expansion block, a fourth motor is fixedly arranged in the lower wall of the lifting cavity, a lifting block which is connected with the third screw rod in a threaded manner is arranged in the lifting cavity in a vertically sliding manner, the right end of the lifting block extends to the outside, and the upper end face of the lifting block is attached to the curve of the circumferential end face of the expansion block.

Preferably, be equipped with the gear chamber in the fixed block, the hollow shaft passes the gear chamber and in the gear intracavity is fixed and is equipped with the second gear, just be located in the left wall of gear chamber the fixed fifth motor that is equipped with in below of second gear, fifth motor right-hand member power connection have meshing in the third gear of second gear, the fixed bracing piece that is equipped with of carousel right-hand member upside, the fixed spray gun that is equipped with of bracing piece right-hand member, be equipped with the rotary seal piece in the hollow shaft, the fixed and intercommunication in rotary seal piece left end is equipped with fuel delivery pipe, the rotary seal piece right-hand member with the intercommunication is equipped with communicating pipe between the spray gun.

The invention has the beneficial effects that: the clamping device can be stably suitable for plastic pipes with different diameters, the axis of the pipe orifice of the plastic pipe is ensured to be aligned with the expansion block, and the clamping device can be suitable for plastic pipes with different materials, types and flexibilities through the clamping distance adjusting device before the expansion operation is started, so that the accuracy of the expansion radius of the pipe orifice is ensured, and the error is reduced.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view of the overall structure of a plastic pipe orifice expanding and reshaping machine according to the present invention;

FIG. 2 is a sectional view taken in the direction "A-A" of FIG. 1;

FIG. 3 is a sectional view taken in the direction "B-B" of FIG. 1;

fig. 4 is an enlarged schematic view of "C" of fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a plastic pipe orifice expanding and remolding machine, which is mainly applied to pipe orifice diameter expanding and remolding forming of plastic pipes, and the invention is further explained by combining the attached drawings of the invention: the invention relates to a plastic pipe orifice expanding and remolding machine, which comprises a workbench 11, wherein the upper end surface of the workbench 11 is provided with a clamping device 101, the clamping device 101 comprises two supporting blocks 12 arranged at the left side and the right side above the workbench 11, the supporting blocks 12 are provided with through holes 13 which are communicated with each other from left to right, the circumferential inner walls of the through holes 13 are communicated and provided with clamping rod cavities 14, the right wall of each clamping rod cavity 14 is internally provided with three first rotating shafts 15 in an annular array and can rotate, the left end of each first rotating shaft 15 is fixedly provided with a clamping rod 16, one end of each clamping rod 16 far away from the corresponding first rotating shaft 15 can be turned into the through hole 13, the three first rotating shafts 15 are matched to clamp a plastic pipe passing through the through hole 13, a clamping distance adjusting device 102 is arranged in the clamping device 101, the clamping distance adjusting device 102 comprises a slide block cavity 26 which is arranged at the upper end surface of the workbench 11 and has, the utility model discloses a plastic pipe bending machine, including slider cavity 26, supporting shoe 12, second slider 30, slide bar cavity 32, slide bar 34, end cap 36, the slider cavity 26 is equipped with first slider 29, the right side in the slider cavity 26 the supporting shoe 12 is fixed to be located first slider 29 up end, it is left that the supporting shoe 12 is fixed in workstation 11 up end just is located slider cavity 26 left side, the slider cavity 26 just is located the left side horizontal slip of first slider 29 is equipped with second slider 30, second slider 30 upper end extends to outside and is equipped with the ascending slide bar cavity 32 of opening, the gliding slide bar 34 that is equipped with from top to bottom in the slide bar cavity 32, the fixed end cap 36 that is equipped with in slide bar 34 upper end, works as when the clamp bar 16 presss from both sides tight plastic pipe, end cap 36 contradicts the plastic pipe for whether the perception plastic pipe.

Advantageously, as will be described in detail below, the clamping device 101 includes a clamping rod control chamber 17 disposed in the wall of the through opening 13 and located on the right side of the clamping rod chamber 14, a rotating sleeve 18 is rotatably disposed in the right wall of the clamping rod control chamber 17, a supporting ring 19 is fixedly disposed at the left end of the rotating sleeve 18, a worm gear ring 20 is fixedly disposed at the left end of the supporting ring 19, an inner circumferential end of the worm gear ring 20 is a tooth surface, an outer circumferential end of the worm gear ring 20 is a screw tooth surface, the right end of the first rotating shaft 15 extends into the clamping rod control chamber 17 and is fixedly provided with a first gear 21 engaged with the inner circumferential tooth surface of the worm gear ring 20, a worm chamber 22 is disposed in communication with the lower wall of the clamping rod control chamber 17, a second rotating shaft 23 is rotatably disposed between the front wall and the rear wall, a worm 24 engaged with the worm gear ring 20 is fixedly disposed on the second rotating shaft 23, a first motor 25 is fixedly arranged in the front wall of the worm cavity 22, and the front end of the second rotating shaft 23 is in power connection with the first motor 25.

Advantageously, the clamping distance adjusting device 102 is described in detail below, the clamping distance adjusting device 102 includes a second motor 27 fixedly disposed in the right wall of the slider cavity 26, a first screw 28 is dynamically connected to the left end of the second motor 27, the first slider 29 is threadedly connected to the first screw 28, the second slider 30 is symmetrical about the left and right end faces and is fixedly provided with a first spring 31, the left first spring 31 is fixedly connected to the left wall of the slider cavity 26 at the left end, and the right first spring 31 is fixedly connected to the left end face of the first slider 29 at the right end.

Advantageously, a pressure sensor 33 electrically connected to the second motor 27 is fixedly disposed on the lower wall of the slide rod cavity 32, a second spring 35 is fixedly connected between the lower end of the slide rod 34 and the upper end of the slide rod cavity 32, and when the pressure applied to the pressure sensor 33 continuously changes in a pulsating manner, the pressure sensor 33 activates the second motor 27.

Beneficially, as will be described in detail below, the flaring device 103 includes a fixed block 37 fixedly disposed on the left end surface of the workbench 11, a hollow shaft 38 is disposed on the fixed block 37 in a left-right penetrating and rotatable manner, a rotary table 39 is fixedly disposed at the right end of the hollow shaft 38, a telescopic cavity 40 with a right opening is disposed on the right end surface of the rotary table 39, a telescopic block 41 is disposed in the telescopic cavity 40 in a left-right sliding manner, an expansion block 42 coaxial with the rotary table 39 is fixedly disposed on the right end surface of the telescopic block 41, a third motor 43 is fixedly disposed in the left wall of the telescopic cavity 40, a second screw 44 is dynamically connected to the right end of the third motor 43, a lifting cavity 45 with a right opening is disposed on the right end surface of the telescopic block 41 and located below the expansion block 42, a fourth motor 46 is fixedly disposed in the lower wall of the lifting cavity 45, and a lifting block 48, which is connected to the third screw 47 and slides up and, the right end of the lifting block 48 extends to the outside, and the upper end face of the lifting block 48 is attached to the curve of the circumferential end face of the expansion block 42.

Beneficially, be equipped with gear chamber 49 in the fixed block 37, hollow shaft 38 passes gear chamber 49 and in gear chamber 49 internal fixation is equipped with second gear 50, just be located in the left wall of gear chamber 49 the fixed fifth motor 51 that is equipped with in below of second gear 50, fifth motor 51 right-hand member power connection have mesh in third gear 52 of second gear 50, the fixed bracing piece 53 that is equipped with of carousel 39 right-hand member face upside, bracing piece 53 right-hand member is fixed and is equipped with spray gun 54, be equipped with rotatory seal block 55 in the hollow shaft 38, rotatory seal block 55 left end is fixed and is communicated and is equipped with fuel delivery pipe 56, rotatory seal block 55 right-hand member with the intercommunication is equipped with communicating pipe 57 between the spray gun 54.

The following will describe in detail the use steps of a plastic nozzle expanding and reshaping machine in conjunction with fig. 1 to 4: initially, the support block 12 and the first slider 29 on the right side are in the right limit position, the second slider 30 is in the middle position in the slider cavity 26, the slide bar 34 is in the upper limit position, the clamping bar 16 is received in the clamping bar cavity 14, and the telescopic block 41 is in the left limit position.

When the plastic pipe is ready to work, the plastic pipe penetrates through the through holes 13 on the left side and the right side, the first rotating shaft 15 is started to drive the second rotating shaft 23 and the worm 24 to rotate, the worm gear ring 20 is driven to rotate through meshing of the worm gear and the worm, then the worm gear ring 20 drives the three first gears 21 and the first rotating shaft 15 to synchronously rotate, further the three clamping rods 16 synchronously turn over into the through holes 13 and clamp the plastic pipe tightly, the plastic pipe is located at the axis position of the through holes 13, the third motor 43 is started to drive the second screw 44 to rotate, the telescopic block 41 is driven to slide right through threaded connection, further the right end of the expansion block 42 extends into the pipe orifice of the plastic pipe and abuts against the left end of the plastic pipe, and at the moment.

Then the fifth motor 51 is started to drive the third gear 52 to rotate, and further the second gear 50 and the hollow shaft 38 rotate, and then the turntable 39 rotates, and the expansion block 42 rotates, because of the flexibility of the plastic pipe, if the distance between the left and right support blocks 12 is too large, the plastic pipe will be bent to a certain extent, and further when the expansion block 42 rotates, the plastic pipe at the position between the support blocks 12 will shake, and further the end cap 36 will slide up and down under the action of the second spring 35, and further the pressure value received by the pressure sensor 33 will continuously jump, and further the second motor 27 is started to drive the first screw 28 to rotate, and drive the first screw 28 and the support block 12 at the right side to slide left through the threaded connection, and under the action of the first spring 31 at the left and right sides, the second slider 30 will slide left to keep at the position between the left and right support blocks 12, when the plastic pipe between the, the second motor 27 stops operating.

The spray gun 54 is ignited to spray fire to soften the plastic pipe towards the left end of the plastic pipe orifice, the fourth motor 46 is started to drive the lifting block 48 to slide upwards for a proper distance so as to adjust and homogenize the expanded thickness of the pipe orifice, then the third motor 43 is started to drive the telescopic block 41 and the expansion block 42 to continue to slide rightwards, so that the part of the expansion block 42 extending into the plastic pipe orifice is gradually increased, the purpose of expanding the plastic pipe orifice is further achieved, the spray gun 54 stops spraying fire after the basic expansion is completed, in order to prevent the deformation of the pipe orifice, the rotating speed of the fifth motor 51 is reduced, and the plastic pipe orifice stops rotating after the expansion is.

The invention has the beneficial effects that: the clamping device can be stably suitable for plastic pipes with different diameters, the axis of the pipe orifice of the plastic pipe is ensured to be aligned with the expansion block, and the clamping device can be suitable for plastic pipes with different materials, types and flexibilities through the clamping distance adjusting device before the expansion operation is started, so that the accuracy of the expansion radius of the pipe orifice is ensured, and the error is reduced.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.