CN206718420U - A kind of device for not shutting down different size tubing of changing the line of production - Google Patents
A kind of device for not shutting down different size tubing of changing the line of production Download PDFInfo
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- CN206718420U CN206718420U CN201720323862.7U CN201720323862U CN206718420U CN 206718420 U CN206718420 U CN 206718420U CN 201720323862 U CN201720323862 U CN 201720323862U CN 206718420 U CN206718420 U CN 206718420U
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- reducing
- calibration sleeve
- sleeve body
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Abstract
The present utility model discloses a kind of device for not shutting down different size tubing of changing the line of production; the device for not shutting down different size tubing of changing the line of production; including extruder, reducing unit and cooling water tank; the extruder, reducing unit, cooling water tank are sequentially connected with; wherein, the reducing unit includes mould reducing unit and calibration sleeve reducing unit.The mould reducing unit includes reducing mold body, and adjustable reducing module is additionally provided with the exit end face of the reducing mold body.The calibration sleeve reducing unit includes calibration sleeve body, and the calibration sleeve body is connected with external diameter adjustment module.The entrance point of the reducing mold body and the port of export of extruder are connected, and the entrance point of the calibration sleeve body is connected with the port of export of reducing mold body, the embedded interior forward end for being installed on cooling water tank of the calibration sleeve body.The device can not shut down and be adjusted, and realize the regulation of the inner wall thickness and external diameter of tubing, reduce equipment production percent defective and energy loss.
Description
Technical field
Plastic conduit production equipment field is the utility model is related to, more particularly to one kind does not shut down different size tubing of changing the line of production
Device.
Background technology
In in general plastic pipe manufacture technique, tube extrusion process（Exemplified by extruding hard plastic tube）It is by head extrusion
Mouth mold just the pipe of one-step forming enters deposit device（Calibration sleeve）Cooling and shaping, into bosh（Case）Further
Cooling, it is sufficiently cool after tubing by can adjust hauling speed draw-gear uniformly pull out, finally by cutter device by setting
Length cutting after, be sent into laydown area.
Therefore, plastic tube extrusion modular system generally comprise head, diameter-setting equipment, cooling device, cutter device and
Stacking adapter.Diameter-setting equipment is the core component of plastic tube extrusion modular system, directly affects the product quality of plastic pipe
And production efficiency.Conventional plastic pipe sizing device, mainly there is mounting flange and the sizing sleeve pipe being assemblied on mounting flange
Form, hole is distributed with sizing sleeve pipe, for carrying out cooling and shaping to the tubing entered in sizing sleeve pipe.When needing difference of changing the line of production
During the tubing of specification, head, cooling device, cutter device and stacking adapter are usually generally applicable, and diameter-setting equipment then needs
Need to be replaced and adjust according to the production of different size tubing.Before diameter-setting equipment needs to be replaced, elder generation is generally required
Equipment is closed down, waits replacement to adjust sizing apparatus, mould is heated again, after drawing tubing again, can just restart to produce
Tubing.Equipment is closed down, adjusts that the time of sizing apparatus is longer, the efficiency of plastic tube extrusion is had a great influence, frequently stopped
Machine assembly and disassembly mould increase labor strength, and increase production percent defective and energy loss.
German Yi Nuo Aix-en-Provences company discloses a kind of automatic diameter changing system that can not be shut down and change polyolefin pipe size
System, the system include a controller using stereoscopic ultrasonic measurement data, the preparation room of a decision external diameter, Yi Jiyi
The individual scale adjustment calibration sleeve inside and outside vacuum chamber and cooling bath all with flexible sealing device.The cooling bath used now can enter
Row renovation improves.Calibration sleeve below vacuum chamber, and have two it is oblique side by side connected around band in crosspoint, form grid
Structure, sleeve can be made to be driven according to the needs that caliber changes in length and diameter range by syncmotor and shrink and stretch.Should
System realizes changing the line of production for different size tubing by changing the size of calibration sleeve sleeve, and still, the system is not provided with special pin
Device to adjusting different size tube wall thickness, cause the tubing wall quality of production unstable, also, numerical control is set in systems
The method of system substantially increases the cost of equipment production, is unfavorable for equipment and is widely applied in the production of actual tubing.
Utility model content
The purpose of technical solutions of the utility model is to provide a kind of device for not shutting down different size tubing of changing the line of production, it is intended to
Solve plastic conduit forming production device in the prior art and, in the case where main frame does not shut down running, change the line of production different size tubing not
Flexibly, low production efficiency, the problem of pipe workpiece quality for production of changing the line of production is not high.
The foregoing invention purpose of the present invention is accomplished by the following way：
A kind of device for not shutting down different size tubing of changing the line of production, including extruder, reducing unit and cooling water tank, it is described
Extruder, reducing unit, cooling water tank are sequentially connected with, wherein, the reducing unit includes mould reducing unit and calibration sleeve becomes
Footpath unit.
The mould reducing unit includes reducing mold body, is additionally provided with the exit end face of the reducing mold body
Adjustable reducing module.The calibration sleeve reducing unit includes calibration sleeve body, and the calibration sleeve body is connected with external diameter regulation
Module.
The port of export of the entrance point of the reducing mold body and extruder connects, the entrance point of the calibration sleeve body with
The port of export connection of reducing mold body, the embedded interior forward end for being installed on cooling water tank of the calibration sleeve body.
In the apparatus, tubing melt reaches mould reducing unit by the shearing plasticizing of extruder and further moulded
Change, under the non-stop-machine state of equipment, the adjustable reducing for being arranged on mould reducing unit can be adjusted according to needs of production
Module, so as to change the caliber size in the exit of reducing mold body, when melt passes through mould reducing unit, control melt goes out
Wall thickness during material.
When the melt for adjusting wall thickness, into water tank, pipe is become by water cooling and steps into calibration sleeve reducing unit, it is fixed
Footpath set reducing unit designs for reducing, including calibration sleeve body and external diameter adjustable module.When pipe enters calibration sleeve reducing
After unit, realize that tube outer diameter reducing is adjusted by calibration sleeve body external diameter adjustable module, external diameter adjustable module can be
It is adjusted in the case of equipment is non-stop-machine, so as to adjust external diameter of the tubing when being exported by calibration sleeve body, so as to realize
The production of different size tubing.During tubing is by calibration sleeve reducing unit, using the water in cooling water tank to pipe
Cooling and shaping is carried out, realizes that side adjusts external diameter, side cooling, so as to improve the production efficiency of tube extrusion sizing.
Further, the reducing mold body includes core rod and mouth mold, the embedded peace of the core rod bead mould axis direction
Loaded in mouth mold, and make to form melt circulation passage between core rod lateral surface and mouth mold medial surface, the port of export of the mouth mold is also
It is provided with positioning annulus.
After extruder extrusion, melt enters in mould reducing unit, by between core rod lateral surface and mouth mold medial surface
Melt circulation passage reach reducing mold body the port of export.
The quantity of the adjustable reducing module to be two or more, the quantity of the adjustable reducing module for two or
More than, the adjustable reducing module is uniformly distributed installation in pairs on mouth mold exit end face, and along mouth mold external diameter, described adjustable
Saving reducing module includes adjustable reducing module bodies, pressing plate, bridge screw, adjustment seat, adjusting screw and fixed seat.The pressure
Adjustable reducing module bodies are installed on mouth mold exit end face by bridge screw on plate, the adjustable reducing module master
Limited post is also arranged with bridge screw between body and the discharging end face of mouth mold.
Adjustable reducing module bodies are installed between pressing plate and mouth mold by pressing plate and bridge screw, while by limit
Accurate distance between the post of position, ensure that displacement can be achieved in the case where not influenceing the condition of production for adjustable reducing module bodies.
The adjustable reducing module bodies have the extension along pressing plate radial direction, extended to pressing plate external diameter, described
Adjustment seat is fixedly mounted on the extension.The fixed seat is arranged on pressing plate, is provided with the adjustment seat with adjusting spiral shell
The through hole that nail dimension matches, offers internal thread hole in the fixed seat, the adjusting screw by the through hole of adjustment seat, with
Internal thread hole in fixed seat is connected, so as to change the relative displacement of adjustment seat and fixed seat.
The effect for the positioning annulus that the port of export of the mouth mold is set is, leads between multiple adjustable reducing module bodies
Cross positioning annulus and realize positioning, it is ensured that after mounting, its circularity meets the requirements adjustable reducing module bodies.
When adjusting screw rotates, due to the fixation of fixed seat, adjustment seat and adjustable reducing module bodies with
Rotate and carry out displacement, in the case of device is non-stop-machine, operator's circumferential order clockwise or counterclockwise centered on core rod
The adjusting screw of adjustable reducing module is adjusted, so as to realize the outlet for changing adjustable reducing module bodies and directly being formed
Size, mould reducing is finally realized, control mould discharging wall thickness.
Preferably, in above-mentioned adjustable reducing module, the internal thread hole in the fixed seat is through hole；The regulation spiral shell
The internal thread hole that the bottom of nail is matched by size is connected with stop screw, the company of the adjusting screw and stop screw
Socket part is additionally provided with packing ring.
When adjusting screw rotates, it is connected to the stop screw of adjusting screw lower end while is adjusted, adjustment seat is relative
In fixed seat with being subjected to displacement, in the case of device is non-stop-machine, operator is justified clockwise or counterclockwise centered on core rod
Zhou Shunxu is adjusted the adjusting screw of adjustable reducing module, so as to realize that change is formed between can adjust reducing module bodies
The outlet size that is formed of outlet change mould discharging wall thickness, make what reducing module bodies were directly formed to go out rotating adjusting screw
After mouth reaches required size, by rotation set screw, so as to adjustment screw and the relative position of fixed seat, make regulation
The melt of wall thickness can be continuously and stably by can adjust the outlet formed between reducing module bodies.
Preferably, the quantity of the adjustable reducing module is four.
Further, the external diameter adjustable module include regulating flange, stop flange, adjusting screw rod, Limit screw with
And taper ring set.
The regulating flange is set on the external diameter of calibration sleeve body, and the entrance point of the calibration sleeve body is provided with external diameter
More than the mounting flange of calibration sleeve body cross-section；The mounting flange is fixedly installed on the medial surface of cooling water tank.
One end of the adjusting screw rod is fixedly connected on mounting flange, is provided with the regulating flange and adjusting screw rod
The regulation through hole that size matches, the other end of the adjusting screw rod are threadedly coupled through through hole is adjusted with regulating flange, so as to
Change axial displacement of the regulating flange along calibration sleeve body.
One end of the taper ring set is connected to the port of export of calibration sleeve body, and the other end is connected with stop flange；Institute
State and limiting through hole is further opened with regulating flange, described Limit screw one end is fixedly connected with stop flange, the other end and regulation
The limiting through hole of flange is connected, and air drain is additionally provided with the calibration sleeve body.The exit gas of the calibration sleeve body
The central shaft of groove is more than 30 ° with the angle of calibration sleeve body central axle.
The pipe sequentially passes through calibration sleeve sheet after by mould reducing unit into calibration sleeve reducing unit, pipe
Body carries out outside dimension sizing.The regulating flange of calibration sleeve body connection can edge under adjusting screw rod and the effect of calibration sleeve body
Calibration sleeve body is moved axially back and forth, and adjusting nut is also can be threaded connection with the adjusting screw rod.When tightening up adjusting screw rod, adjust
Section flange acts on the import extreme direction movement to positioning sleeve body due to adjusting screw rod, meanwhile, drive Limit screw motion.Due to
Limit screw pulling function, entrance point synchronizing moving of the stop flange to positioning sleeve body.Due to stop flange and calibration sleeve sheet
Body is by the air drain set on the cooperation of taper ring set and calibration sleeve body, the mobile drive calibration sleeve body outlet of stop flange
Place's outside dimension diminishes, so as to realize regulation tube outer diameter.When rotating backward adjusting screw rod, similarly, outside dimension can adjust
Become big.
Preferably, the air drain is shaped as waveform.
Further, it is additionally provided with pipe between the entrance point of the calibration sleeve body and the port of export of reducing mold body
Base precools device.
Wherein, the pipe, which precools device, includes runoff investigation ring, water jacket and water nozzle, and the runoff investigation ring embeds
It is installed in water jacket, the water nozzle is installed in water jacket wall, and the water side of the water jacket is set in calibration sleeve body entrance point
On external diameter.After by mould reducing unit, the cooling duct progress that pipe is formed by runoff investigation ring and water jacket is preliminary cold
But, tubing is drawn in cooling water tank steadily, enter back into progress outside dimension sizing in calibration sleeve reducing unit.
Compared with prior art, the technical solution of the utility model has the advantages that：
（1）The adjusting means on mould reducing unit and calibration sleeve reducing unit is manually adjusted, realizes the interior of tubing
The regulation of wall thickness and external diameter, the tubing device head for different size of changing the line of production need not be shut down, it is not necessary to removed and replaced reducing mould
Tool, in tubing distraction procedure, can successively realize the adjustment of inner wall thickness and external diameter, and equipment is simple, floor space is small, reduce
The labor intensity of worker, and the percent defective of equipment production and low-temperature receiver loss.
（2）In mould reducing unit and calibration sleeve reducing unit, it is adjusted by screw or screw rod, it is not necessary to add
Complicated numerical control reducing regulating system, you can precisely regulation mould reducing unit and calibration sleeve reducing unit, realize difference of changing the line of production
The tubing of specification, production stability is high, and operation is easy, is adapted to be widely applied in tubing production field.
Brief description of the drawings
Fig. 1 is the assembling schematic diagram for the device for not shutting down different size tubing of changing the line of production described in the embodiment of the present invention 1；
Fig. 2 is the front elevation of mould reducing unit described in the embodiment of the present invention 1；
Fig. 3 is the side sectional view of mould reducing unit described in the embodiment of the present invention 1；
Fig. 4 is the side sectional view of calibration sleeve reducing unit described in the embodiment of the present invention 1；
Wherein, 1- extruders, 2- mould reducing units, 3- pipes precool device, 4- calibration sleeve reducing units, 5- coolings
Water tank, 6- can adjust reducing module bodies, 7- adjustment seat fixing screws, 8- adjusting screws, 9- adjustment seats, 10- pressing plates, 11- pressures
Plate bolt, 12- fixed seats, 13- fixed seat screws, 14- pressing plates, 15- packing rings, 16- stop screws, 17- core rods, 18- mouth molds,
19- limited posts, 20- water nozzles, 21- water jackets, 22- runoff investigation rings, 23- mounting flanges, 24- adjusting screw rods, 25- regulating flanges,
26- adjusting nuts, 27- positioning sleeve bodies, 28- stop flanges, 29- Limit screws, 30- stop nuts, 31- air drains.
Embodiment
A kind of device for not shutting down different size tubing of changing the line of production, including extruder 1, reducing unit and cooling water tank 5, institute
Extruder 1, reducing unit, cooling water tank 5 is stated to be sequentially connected with, wherein, the reducing unit includes mould reducing unit 2 and sizing
Cover reducing unit 4.
The mould reducing unit 2 includes reducing mold body 6, is also set on the exit end face of the reducing mold body 6
It is equipped with adjustable reducing module.The calibration sleeve reducing unit includes calibration sleeve body 27, and the calibration sleeve body 27 is connected with
External diameter adjustment module.
The entrance point of the reducing mold body 6 is connected with the port of export of extruder 1, the import of the calibration sleeve body 27
End is connected with the port of export of reducing mold body 6, the embedded interior forward end for being installed on cooling water tank 5 of the calibration sleeve body 27.
In the apparatus, tubing melt reaches mould reducing unit 2 by the shearing plasticizing of extruder 1 and further moulded
Change, under the non-stop-machine state of equipment, the adjustable reducing for being arranged on mould reducing unit 2 can be adjusted according to needs of production
Module, so as to change the caliber size in the exit of reducing mold body 1, when melt passes through mould reducing unit 2, control melt
Wall thickness during discharging.
When the melt for adjusting wall thickness, into cooling water tank 5, pipe is become by water cooling and steps into calibration sleeve reducing list
Position, calibration sleeve reducing unit 3 designs for reducing, including calibration sleeve body 27 and external diameter adjustable module.Determine when pipe enters
After footpath set reducing unit 3, realize that tube outer diameter reducing is adjusted by the external diameter adjustable module of calibration sleeve body 27, external diameter can adjust
Module can be adjusted in the case of equipment is non-stop-machine, outer when being exported by calibration sleeve body 27 so as to adjust tubing
Footpath, so as to realize the production of different size tubing.During tubing is by calibration sleeve reducing unit 3, cooling water tank 5 is utilized
In water to pipe carry out cooling and shaping, realize side adjust external diameter, side cooling, so as to improve tube extrusion sizing production effect
Rate.
The reducing mold body includes core rod 17 and mouth mold 18, and the bead mould axis direction of core rod 17 is embedded to be installed on
In mouth mold 18, and make to form melt circulation passage, the outlet of the mouth mold 18 between the lateral surface of core rod 17 and the medial surface of mouth mold 18
End is additionally provided with positioning annulus.
After the extrusion of extruder 1, melt enters in mould reducing unit 2, passes through the lateral surface of core rod 17 and the inner side of mouth mold 18
Melt circulation passage between face reaches the port of export of reducing mold body.
The quantity of the adjustable reducing module be four, the adjustable reducing module on the exit end face of mouth mold 18,
Installation is uniformly distributed in pairs along the external diameter of mouth mold 18, and the adjustable reducing module includes adjustable reducing module bodies 6, pressing plate
10th, bridge screw 11, adjustment seat 9, adjusting screw 8 and fixed seat 12.Will be adjustable by bridge screw 11 on the pressing plate 10
Reducing module bodies 6 are installed on the exit end face of mouth mold 18, the discharging end face of the adjustable reducing module bodies 6 and mouth mold 18
Between bridge screw 11 on be also arranged with limited post 19.
Adjustable reducing module bodies 6 are installed between pressing plate and mouth mold 18 by pressing plate 10 and bridge screw 11, together
When by the accurate distance between limited post 19, ensure that adjustable reducing module bodies 6 can be achieved in the case where not influenceing the condition of production
Displacement.
The adjustable reducing module bodies 6 have the extension along pressing plate radial direction, extended to pressing plate external diameter, described
Adjustment seat 9 is fixedly mounted on the extension.The fixed seat 12 is arranged on pressing plate 10, in the adjustment seat 9 be provided with
The through hole that adjusting screw 8 matches, internal thread hole is offered in the fixed seat 12, the adjusting screw 8 passes through adjustment seat 9
Through hole, it is connected with the internal thread hole in fixed seat 12, so as to change the relative displacement of adjustment seat 9 and fixed seat 12.
The effect for the positioning annulus that the port of export of the mouth mold 18 is set is, multiple adjustable reducing module bodies 6 it
Between by positioning annulus realize positioning, it is ensured that after mounting, its circularity meets the requirements adjustable reducing module bodies 6.
When adjusting screw 8 rotates, due to the fixation of fixed seat 12, adjustment seat 9 and reducing module bodies are with turning
It is dynamic and carry out displacement, in the case of device is non-stop-machine, operator's circumferential order clockwise or counterclockwise centered on core rod 17
The adjusting screw 8 of adjustable reducing module is adjusted, so as to realize that change that the adjustable body of reducing module master 6 directly formed goes out
Mouth size, finally realizes mould reducing, controls mould discharging wall thickness.
Preferably, in above-mentioned adjustable reducing module, the internal thread hole in the fixed seat 12 is through hole；The regulation
The bottom of screw 8 is connected by the internal thread hole that size matches with stop screw 16, the adjusting screw and spacing spiral shell
The connecting portion of nail is additionally provided with packing ring 15.
When adjusting screw 8 rotates, it is connected to the stop screw 16 of the lower end of adjusting screw 8 while is adjusted, adjustment seat 9
Relative to fixed seat 12 with being subjected to displacement, in the case of device is non-stop-machine, operator centered on core rod 17 clockwise or
Counterclockwise circular order is adjusted the adjusting screw 8 of adjustable reducing module, changes adjustable reducing module master so as to realize
The outlet size that the outlet formed between body is formed changes mould discharging wall thickness, makes adjustable reducing mould rotating adjusting screw 8
After the outlet that block main body 6 is directly formed reaches required size, by rotation set screw 16, so as to adjustment screw 8 with
The relative position of fixed seat 12, make the melt of regulation wall thickness can be continuously and stably by shape between adjustable reducing module bodies 6
Into outlet.
The external diameter adjustable module include regulating flange 25, stop flange 28, adjusting screw rod 24, Limit screw 29 and
Taper ring set.
The regulating flange 25 is set on the external diameter of calibration sleeve body 27, the entrance point installation of the calibration sleeve body 27
There is the mounting flange 23 that external diameter is more than calibration sleeve body cross-section；The mounting flange 23 is fixedly installed in the interior of cooling water tank 5
On side.
One end of the adjusting screw rod 24 is fixedly connected on mounting flange 23, is provided with and is adjusted on the regulating flange 25
The regulation through hole that the section size of screw rod 24 matches, the other end of the adjusting screw rod 24 is through regulation through hole, with regulating flange 25
Threaded connection, so as to change axial displacement of the regulating flange 25 along calibration sleeve body 27.
One end of the taper ring set is connected to the port of export of calibration sleeve body 27, and the other end is connected with stop flange 28
Connect；25 are further opened with limiting through hole in the regulating flange, and described one end of Limit screw 29 is fixedly connected with stop flange 23, separately
One end and the limiting through hole of regulating flange 25 are connected, and connect stop nut 30 and fastened, the calibration sleeve body 27
On be additionally provided with waveform air drain 31.
The pipe sequentially passes through calibration sleeve sheet after by mould reducing unit into calibration sleeve reducing unit, pipe
Body carries out outside dimension sizing.The regulating flange 25 that calibration sleeve body 27 connects acts in adjusting screw rod 24 and calibration sleeve body 27
Under can be moved axially back and forth along calibration sleeve body 27, also can be threaded connection with adjusting nut 26 on the adjusting screw rod 24.Work as receipts
Tight adjusting screw rod 24, and during fastening adjustment nut 26, regulating flange 25 is acted on to positioning sleeve body 27 due to adjusting screw rod 24
Import extreme direction moves, meanwhile, drive the spacing bar of spiral shell 29 to move.Due to the pulling function of Limit screw 29, stop flange 28 is to calmly
The entrance point synchronizing moving of position set body 27.Because stop flange 28 and calibration sleeve body 27 by the cooperation of taper ring set and are determined
The air drain set on the set body 27 of footpath, the mobile exit outside dimension of drive calibration sleeve body 27 of stop flange 28 diminish, from
And realize regulation tube outer diameter.When rotating backward adjusting screw rod 24, similarly, it can adjust outside dimension and become big.
Pipe precooling is additionally provided between the entrance point of the calibration sleeve body 27 and the port of export of reducing mold body
Device.
Wherein, the pipe, which precools device, includes runoff investigation ring 22, water jacket 21 and water nozzle 20, the runoff investigation
Ring 22 is embedded to be installed in water jacket 21, and the water nozzle 20 is installed on the wall of water jacket 21, and the water side of the water jacket 21, which is set in, determines
On the external diameter of the footpath set entrance point of body 27.After by mould reducing unit, pipe passes through runoff investigation ring 22 and the shape of water jacket 21
Into cooling duct tentatively cooled down, make tubing traction in the cooling water tank 5 steady, enter back into calibration sleeve reducing unit
Row outside dimension is shaped.
Claims (9)
1. a kind of device for not shutting down different size tubing of changing the line of production, the device for not shutting down different size tubing of changing the line of production includes squeezing
Go out machine, reducing unit and cooling water tank, the extruder, reducing unit, cooling water tank are sequentially connected with, it is characterised in that institute
Stating reducing unit includes mould reducing unit and calibration sleeve reducing unit；
The mould reducing unit includes reducing mold body, is additionally provided with the exit end face of the reducing mold body adjustable
Save reducing module；
The calibration sleeve reducing unit includes calibration sleeve body, and the calibration sleeve body is connected with external diameter adjustment module；
The entrance point of the reducing mold body and the port of export of extruder connect, the entrance point and reducing of the calibration sleeve body
The port of export connection of die ontology, the embedded interior forward end for being installed on cooling water tank of the calibration sleeve body.
2. the device according to claim 1 for not shutting down different size tubing of changing the line of production, it is characterised in that the reducing mold
Body includes core rod and mouth mold, and the core rod bead mould axis direction is embedded to be installed in mouth mold, and makes core rod lateral surface and mouth
Melt circulation passage is formed between mould medial surface；The port of export of the mouth mold is additionally provided with positioning annulus；
The quantity of the adjustable reducing module is two or more, and the adjustable reducing module is arranged on mouth mold exit end face
On, and be uniformly distributed in pairs along mouth mold external diameter；
The adjustable reducing module include adjustable reducing module bodies, pressing plate, bridge screw, adjustment seat, adjusting screw and
Fixed seat；
Adjustable reducing module bodies are installed on the exit end face of mouth mold by the pressing plate by bridge screw；
Limited post is also arranged with bridge screw between the discharging end face of the adjustable reducing module bodies and mouth mold；
The adjustable reducing module bodies have the extension along pressing plate radial direction, extended to pressing plate external diameter, the regulation
Seat is fixedly mounted on the extension；
The fixed seat is arranged on pressing plate, and the through hole to match with adjusting screw size is provided with the adjustment seat, described solid
Offering internal thread hole in reservation, the adjusting screw is connected with the internal thread hole in fixed seat by the through hole of adjustment seat,
So as to change the relative displacement of adjustment seat and fixed seat.
3. the device according to claim 2 for not shutting down different size tubing of changing the line of production, it is characterised in that in the fixed seat
Internal thread hole be through hole；The internal thread hole that the bottom of the adjusting screw is matched by size is connected with stop screw
Connect, the connecting portion of the adjusting screw and stop screw is additionally provided with packing ring.
4. the device according to claim 2 for not shutting down different size tubing of changing the line of production, it is characterised in that the adjustable change
The quantity of footpath module is four.
5. the device according to claim 2 for not shutting down different size tubing of changing the line of production, it is characterised in that the external diameter is adjustable
Section module includes regulating flange, stop flange, adjusting screw rod, Limit screw and taper ring set；
The regulating flange is set on the external diameter of calibration sleeve body；The entrance point of the calibration sleeve body is provided with external diameter and is more than
The mounting flange of calibration sleeve body cross-section；The mounting flange is fixedly installed on the medial surface of cooling water tank；
One end of the adjusting screw rod is fixedly connected in fixed seat, is provided with the regulating flange and adjusting screw rod size phase
The regulation through hole of matching, the other end of the adjusting screw rod are threadedly coupled with regulating flange, adjusted so as to change through regulation through hole
Save axial displacement of the flange along calibration sleeve body；
One end of the taper ring set is connected to the port of export of calibration sleeve body, and the other end is connected with stop flange；The tune
Limiting through hole is further opened with section flange, described Limit screw one end is fixedly connected with stop flange, the other end and regulating flange
Limiting through hole be connected, be additionally provided with air drain on the calibration sleeve body, the air drain is evenly distributed on calibration sleeve body
On.
6. the device according to claim 5 for not shutting down different size tubing of changing the line of production, it is characterised in that the shape of the air drain
Shape is waveform.
7. the device according to claim 5 for not shutting down different size tubing of changing the line of production, it is characterised in that the calibration sleeve sheet
The central shaft of the exit air drain of body is more than 30 ° with the angle of calibration sleeve body central axle.
8. the device according to claim 1 for not shutting down different size tubing of changing the line of production, it is characterised in that the calibration sleeve sheet
Pipe is additionally provided between the entrance point of body and the port of export of reducing mold body and precools device.
9. the device according to claim 8 for not shutting down different size tubing of changing the line of production, it is characterised in that the pipe precooling
But device includes runoff investigation ring, water jacket and water nozzle, and the runoff investigation ring is embedded to be installed in water jacket, the water nozzle installation
In in water jacket wall, the water side of the water jacket is set on the external diameter of calibration sleeve body entrance point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720323862.7U CN206718420U (en) | 2017-03-30 | 2017-03-30 | A kind of device for not shutting down different size tubing of changing the line of production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720323862.7U CN206718420U (en) | 2017-03-30 | 2017-03-30 | A kind of device for not shutting down different size tubing of changing the line of production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206718420U true CN206718420U (en) | 2017-12-08 |
Family
ID=60503327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720323862.7U Active CN206718420U (en) | 2017-03-30 | 2017-03-30 | A kind of device for not shutting down different size tubing of changing the line of production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206718420U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106915053A (en) * | 2017-03-30 | 2017-07-04 | 海南联塑科技实业有限公司 | A kind of device and control method for not shutting down different size tubing of changing the line of production |
| CN108827118A (en) * | 2018-05-29 | 2018-11-16 | 海南联塑科技实业有限公司 | A kind of pipe fitting bellmouth internal diameter automatic checkout equipment |
-
2017
- 2017-03-30 CN CN201720323862.7U patent/CN206718420U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106915053A (en) * | 2017-03-30 | 2017-07-04 | 海南联塑科技实业有限公司 | A kind of device and control method for not shutting down different size tubing of changing the line of production |
| CN108827118A (en) * | 2018-05-29 | 2018-11-16 | 海南联塑科技实业有限公司 | A kind of pipe fitting bellmouth internal diameter automatic checkout equipment |
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