CN116852702A - Heat shrinkage pipe expansion device based on water absorption structure - Google Patents
Heat shrinkage pipe expansion device based on water absorption structure Download PDFInfo
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- CN116852702A CN116852702A CN202311127173.5A CN202311127173A CN116852702A CN 116852702 A CN116852702 A CN 116852702A CN 202311127173 A CN202311127173 A CN 202311127173A CN 116852702 A CN116852702 A CN 116852702A
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- water
- expansion
- water absorbing
- heat
- pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 284
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 76
- 238000001816 cooling Methods 0.000 claims abstract description 36
- 239000000498 cooling water Substances 0.000 claims abstract description 32
- 230000000712 assembly Effects 0.000 claims description 10
- 238000000429 assembly Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 10
- 238000001704 evaporation Methods 0.000 abstract description 3
- 238000004513 sizing Methods 0.000 description 11
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/06—Making preforms having internal stresses, e.g. plastic memory
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/0092—Drying moulded articles or half products, e.g. preforms, during or after moulding or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
Landscapes
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The application discloses a heat-shrinkable tube expansion device based on a water absorption structure, and relates to the field of heat-shrinkable tube expansion, comprising an expansion die, wherein the expansion die is provided with a strong vacuum cavity and a cooling cavity, the strong vacuum cavity can expand a front-expanded tube into a heat-shrinkable tube, cooling water is arranged in the cooling cavity, and the cooling cavity can cool the heat-shrinkable tube through the cooling water; still be provided with the subassembly that absorbs water in the expansion mould, the subassembly that absorbs water includes sponge, guide unit, removes the wringing unit and fixed wringing unit that absorbs water, and guide unit includes the guide arm, and the guide arm is the slope setting, removes the wringing unit and includes the movable plate, and the movable plate can remove in the expansion mould through the drive of movable assembly. After the water on the heat shrinkage tube is prevented from evaporating, the heat shrinkage tube is provided with water spots, so that the heat shrinkage tube is better in appearance, water in the water absorption sponge is extruded, the water absorption sponge can continuously absorb water, the long-time water absorption capacity is increased, and the heat shrinkage tube is suitable for continuous expansion processing and better in water absorption effect.
Description
Technical Field
The application relates to the field of heat-shrinkable tube expansion, in particular to a heat-shrinkable tube expansion device based on a water absorption structure.
Background
Heat shrink tubes have been the major product of the electronics industry. Sealing, protection, insulation, strain relief and identification for wires and cables; by crosslinking the polymer, a material is obtained which enables the uncrosslinked material to be made impossible, and for heat shrink tubes, plastic tubes (for example the usual polyolefins) can be heated and expanded to several times their diameter, after cooling, it will remain expanded and when the tube is heated again it will shrink back to its original dimensions. Because the tube shrinks on a substrate slightly larger than its original size, the tube fits tightly and firmly against the substrate.
The expansion method comprises continuous expansion and discontinuous expansion, wherein the continuous expansion is divided into internal pressure expansion and internal pressure and vacuum combined expansion, the internal pressure and vacuum combined expansion production efficiency is high, the internal pressure expansion is widely adopted, the internal pressure expansion is suitable for the expansion of the heat-shrinkable tube with high radiation dosage, the shrinkage force of the heat-shrinkable tube manufactured by the technology is large, the insulation sealing is safer and more reliable, the gel content of the expansion tube cannot be more than 55% by adopting the internal pressure and vacuum combined expansion, otherwise, the expansion cannot be smoothly carried out, and the maximum negative pressure which can be generated by vacuum is 1 atmosphere, so that the expansion by vacuum is difficult; the internal pressure of the front expansion pipe cannot be too large, otherwise, the front expansion pipe can generate uneven and uncontrolled expansion, so that expansion cannot be performed, a vacuum chamber of the internal pressure and vacuum combined expansion technology is divided into a single vacuum chamber and a double vacuum chamber, the vacuum chamber provides a vacuum environment, and the heated front expansion pipe deforms under the action of vacuum and is propped against the inner wall of the die.
Chinese patent application CN105643915a discloses a heat shrinkage tube expansion die, comprising an outer jacket, a middle left jacket, a middle jacket, a middle right jacket, and a sizing tube; the outer sleeve is provided with a water outlet, a vacuum hole, a water inlet and a water suction port; the middle left sleeve is provided with a water outlet; the middle sleeve is provided with a water inlet hole; the sizing tube is arranged in the middle left sleeve, the middle sleeve and the middle right sleeve; a forming channel is arranged in the sizing tube; long water holes are formed in the pipe wall of the sizing pipe; a vacuum chamber and a water suction chamber are formed among the inner wall of the outer sleeve, the middle left sleeve, the middle sleeve, the middle right sleeve and the outer wall of the sizing tube; the sizing pipe is provided with a water outlet through hole, a vacuum small hole, a water inlet through hole and a water absorption through hole; the water outlet through hole, the long water hole, the water outlet hole and the water outlet are communicated; the vacuum hole, the vacuum chamber, the vacuum small hole and the forming channel are communicated; the water inlet through hole is communicated with the long water hole, the forming channel, the water inlet hole and the water inlet; the water suction port, the water suction chamber and the water suction through hole are communicated, the cooling effect is good, and the axial shrinkage rate of the product is less than 1.5%;
chinese patent CN213291340U discloses a water absorbing mold for pyrocondensation pipe expansion, including the outer tube, the inside fixed mounting of outer tube has the sizing pipe, and upper and lower both ends between outer tube and the sizing pipe are fixed connection front shroud and back shrouding respectively, fixed mounting has the baffle between front shroud and the back shrouding, vacuum chamber has been formed between front shroud, outer tube, sizing pipe and the baffle, and has formed the cooling chamber between back shroud, outer tube, sizing pipe and the baffle, water inlet and delivery port have been seted up respectively on cooling chamber and the outer tube, and fixedly seted up into the water through-hole between water inlet and the delivery port, water inlet hole below fixedly connected with pipe, and fixedly connected with water inlet sleeve on the sizing pipe outer wall, easy operation, convenient to use not only enable the pyrocondensation pipe to expand, can also make the people feel provide the water absorption after carrying out water cooling treatment, have brought very big convenience for operating personnel.
The above-mentioned patents and prior art also have the following drawbacks:
after the heat shrinkage tube is expanded, cooling is performed by using cooling liquid, although the cooling liquid can circulate, some liquid can be remained on the heat shrinkage tube, so that water marks and water spots are left after the liquid on the heat shrinkage tube is dried, the appearance of the heat shrinkage tube is unqualified, the water marks on the heat shrinkage tube can also influence the printing and display of handwriting in subsequent printing, the vacuum water absorption device is increased in some settings, the vacuum water absorption effect is poor, and the heat shrinkage tube still has residual liquid.
Therefore, the application provides the heat-shrinkable tube expansion device based on the water absorption structure to meet the demands.
Disclosure of Invention
The application aims to provide a heat-shrinkable tube expansion device based on a water absorption structure, which prevents water spots on a heat-shrinkable tube after water on the heat-shrinkable tube is evaporated, so that the heat-shrinkable tube has better appearance, water in the water-absorbent sponge is extruded out through the extrusion of a moving plate and a fixed plate, the water-absorbent sponge can continuously absorb water, the water absorption capacity for a long time is increased, the heat-shrinkable tube is suitable for continuous expansion processing, and the water absorption effect on the heat-shrinkable tube is better.
In order to achieve the above purpose, the present application provides the following technical solutions: the heat-shrinkable tube expansion device based on the water absorption structure comprises an expansion die, wherein a strong vacuum cavity and a cooling cavity are formed in the expansion die, the strong vacuum cavity can expand a front-tube into a heat-shrinkable tube, cooling water is arranged in the cooling cavity, and the cooling cavity can cool the heat-shrinkable tube through the cooling water;
the expansion die is internally provided with a water absorption assembly, the water absorption assembly comprises a water absorption sponge, a guide unit, a movable water squeezing unit and a fixed water squeezing unit, the guide unit comprises a guide rod, the guide rod is obliquely arranged, the movable water squeezing unit comprises a movable plate, the movable plate can be driven by the movable assembly to move in the expansion die, the fixed water squeezing unit comprises a fixed plate fixedly installed in the expansion die, the water absorption sponge is sleeved on the guide rod, the water absorption sponge is in an annular arrangement, a heat shrinkage pipe moves through the center of the water absorption sponge, an inner ring of the water absorption sponge is in contact with the heat shrinkage pipe, and water on the surface of the heat shrinkage pipe is absorbed; the movable plate can drive the water absorbing sponge to move, the water absorbing sponge expands outwards under the inclined action of the guide rod, and the movable plate extrudes the water absorbing sponge on the fixed plate and extrudes water in the water absorbing sponge.
Preferably, the guide unit further comprises a fixing cylinder, the fixing cylinder is fixedly installed on the fixing plate, the inner ring of the water absorbing sponge is provided with a guide groove, and the guide rod is arranged in the guide groove.
Preferably, the movable water squeezing unit further comprises a moving block, a limiting rod and a reset spring, wherein the limiting rod is fixedly arranged on the moving block, a limiting groove is formed in the position, corresponding to the limiting rod, of the moving block, the limiting rod is inserted into the limiting groove and is in sliding fit with the limiting groove, one end of the reset spring is fixed on the moving block, the other end of the reset spring is fixedly arranged on the moving block, and the reset spring is sleeved on the limiting rod.
Preferably, the fixed water squeezing unit further comprises a water draining groove and a plurality of water guiding grooves, wherein the water draining groove is formed in the fixed plate, the water guiding grooves are formed in the fixed plate, one end of each water guiding groove is communicated with the water draining groove, and the bottoms of the water guiding grooves are obliquely arranged.
Preferably, the moving assembly comprises a driving motor, a belt unit, a threaded rod and a threaded sleeve, wherein the belt unit comprises a driving belt pulley, a driven belt pulley and a driving belt, the driving belt pulley is fixedly installed at the output end of the driving motor, the driven belt pulley is fixedly installed on the threaded rod, the driving belt is connected on the driving belt pulley and the driven belt pulley, the threaded sleeve is fixedly installed on the moving plate, and the threaded sleeve is sleeved on the threaded rod and is in threaded fit with the threaded rod.
Preferably, the two groups of water absorbing assemblies form a group of water absorbing modules, the expansion die is internally provided with two groups of water absorbing modules, each group of water absorbing modules is fixedly provided with a fixed shell, each group of water absorbing modules is internally provided with a movable assembly, the movable assemblies can drive a movable plate in the corresponding two water absorbing assemblies to move, the expansion die is internally provided with a drain pipe, the bottom of the fixed plate is provided with a connecting pipe, the connecting pipe is communicated with the drain groove, and the other end of the connecting pipe is fixedly communicated with the drain pipe;
the moving plates in the two water absorption modules are staggered and intermittently moved, and the guide grooves in the two water absorption components of the same water absorption module are staggered.
Preferably, the center of the movable plate, the fixed plate and the fixed shell is provided with through holes, and the inner wall of the fixed cylinder is fixedly provided with arc blocks.
Preferably, the bottom of the expansion die is also sleeved with a vacuum water absorbing sleeve, and one end of the drain pipe penetrates through the expansion die to extend to the upper part of the vacuum water absorbing sleeve; and a vacuum water suction pipe is fixedly arranged on the vacuum water suction sleeve.
Preferably, a heater is installed at one end of the expansion die, which is far away from the vacuum water absorbing sleeve, a weak vacuum cavity is further formed in the expansion die, a strong vacuum pipe is fixedly installed at the position of the expansion die, which corresponds to the strong vacuum cavity, the strong vacuum cavity is communicated with the strong vacuum pipe, a cooling water inlet pipe and a cooling water outlet pipe are fixedly installed at the position of the expansion die, which corresponds to the cooling cavity, the cooling water inlet pipe and the cooling water outlet pipe are both communicated with the cooling cavity, a weak vacuum pipe is fixedly installed at the position of the expansion die, which corresponds to the weak vacuum cavity, and the weak vacuum pipe is communicated with the weak vacuum cavity.
Preferably, the fixed plate is fixedly installed in the fixed shell through the supporting block, the driving motor is fixedly installed on the fixed shell, a sliding rod is fixedly installed in the fixed shell, a sliding cylinder is fixedly installed on the moving plate, and the sliding cylinder is sleeved on the sliding rod and is in sliding fit with the sliding rod.
In summary, the application has the technical effects and advantages that:
1. according to the application, the heat shrinkage tube is cooled through contact of cooling water and the heat shrinkage tube, the cooling speed of the heat shrinkage tube is higher, the cooling effect is better, residual water on the heat shrinkage tube is adsorbed through the water absorption sponge, so that the heat shrinkage tube is better in appearance due to water spots on the heat shrinkage tube after evaporation of the water on the heat shrinkage tube, the water absorption sponge is extruded through the moving plate and the fixed plate, the water in the water absorption sponge is extruded, the water absorption sponge can continuously absorb water, the long-time water absorption capacity is increased, and the continuous expansion processing of the heat shrinkage tube is suitable, and the water absorption effect on the heat shrinkage tube is better;
2. according to the application, two groups of water absorption modules are arranged, the moving plates in the two groups of water absorption modules move in a staggered gap to squeeze water, when the water absorption sponge in one group of water absorption modules is used for squeezing water, the water absorption sponge in the other group of water absorption modules can absorb water of the heat shrinkage pipe, the water absorption of the heat shrinkage pipe can not be interrupted, the heat shrinkage pipe can be continuously absorbed, each group of water absorption modules comprises two groups of water absorption components, wherein the guide grooves formed in the two water absorption sponges are formed in a staggered manner, namely, the guide grooves formed in the two water absorption sponges in the vertical direction are not overlapped, so that the water absorption sponge can not absorb water of the heat shrinkage pipe due to the formation of the guide grooves, the water absorption of the guide grooves can not be absorbed more comprehensively, and dead angles and interruption can not be caused.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the structure of an expansion shell, a vacuum suction jacket and a heater according to the present application;
FIG. 2 is a schematic view of the structure of the expansion shell, the vacuum suction sleeve and the drain pipe of the present application;
FIG. 3 is a schematic view of the structure of the strong vacuum chamber, the cooling chamber, the heater, the weak vacuum chamber and the fixed housing of the present application;
FIG. 4 is a schematic view of the vacuum water absorbing jacket and the stationary housing of the present application;
FIG. 5 is an enlarged view of portion A of FIG. 4 in accordance with the present application;
FIG. 6 is a schematic view showing the structures of the water absorbing sponge, the guiding unit, the movable wringing unit and the fixed wringing unit according to the present application;
FIG. 7 is a schematic view showing the structures of the moving plate, the fixed plate and the guide rod in the present application;
FIG. 8 is an enlarged view of portion B of FIG. 7 in accordance with the present application;
fig. 9 is a schematic diagram of the structure of the vacuum water absorbing jacket and the vacuum water absorbing pipe in the present application.
In the figure: 1. expanding the die; 11. a strong vacuum chamber; 12. a cooling chamber; 13. a heater; 14. a weak vacuum chamber; 15. a strong vacuum tube; 16. a cooling water inlet pipe; 17. a cooling water outlet pipe; 18. a weak vacuum tube; 3. a water absorbing component; 31. a water absorbing sponge; 32. a guide unit; 321. a guide rod; 322. a fixed cylinder; 33. a movable water squeezing unit; 331. a moving plate; 332. a moving block; 333. a limit rod; 334. a return spring; 34. fixing a water squeezing unit; 341. a fixing plate; 342. a drainage channel; 343. a water guide groove; 4. a moving assembly; 41. a driving motor; 42. a belt unit; 43. a threaded rod; 44. a threaded sleeve; 5. a fixed housing; 6. a drain pipe; 7. an arc-shaped block; 8. a vacuum water absorbing sleeve; 9. a vacuum suction pipe; 10. a sliding rod.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Examples: referring to the heat-shrinkable tube expansion device based on the water absorption structure shown in fig. 1-9, the heat-shrinkable tube expansion device comprises an expansion die 1, wherein a strong vacuum cavity 11 and a cooling cavity 12 are formed in the expansion die 1, the strong vacuum cavity 11 can expand a front-expandable tube into a heat-shrinkable tube, cooling water is arranged in the cooling cavity 12, and the heat-shrinkable tube can be cooled by the cooling cavity 12 through the cooling water;
the expansion die 1 is internally provided with a water absorption assembly 3, the water absorption assembly 3 comprises a water absorption sponge 31, a guide unit 32, a movable water squeezing unit 33 and a fixed water squeezing unit 34, the guide unit 32 comprises a guide rod 321, the guide rod 321 is obliquely arranged, the movable water squeezing unit 33 comprises a movable plate 331, the movable plate 331 can be driven by the movable assembly 4 to move in the expansion die 1, the fixed water squeezing unit 34 comprises a fixed plate 341 fixedly arranged in the expansion die 1, the water absorption sponge 31 is sleeved on the guide rod 321, the water absorption sponge 31 is annularly arranged, a heat shrinkage pipe moves through the center of the water absorption sponge 31, the inner ring of the water absorption sponge 31 is in contact with the heat shrinkage pipe, and water on the surface of the heat shrinkage pipe is absorbed; the moving plate 331 can drive the water absorbing sponge 31 to move, the water absorbing sponge 31 expands outwards under the inclined action of the guide rod 321, the moving plate 331 extrudes the water absorbing sponge 31 on the fixed plate 341, and water in the water absorbing sponge 31 is extruded.
The expanding front pipe is heated and softened and then enters the expanding die 1, the strong vacuum cavity 11 is communicated with the inner wall of the expanding die 1 through a small hole, the inner wall of the expanding die 1 is provided with negative pressure, the expanding front pipe deforms under the action of the negative pressure and is propped against the inner wall of the expanding die 1, the expanding front pipe is expanded into a heat shrinkage pipe, the expanded heat shrinkage pipe moves to the position of the cooling cavity 12, the cooling cavity 12 is communicated with the inner wall of the expanding die 1, the heat shrinkage pipe is contacted with cooling water in the cooling cavity 12, the cooling water cools the heat shrinkage pipe, the heat shrinkage pipe continuously moves into the water absorption component 3, the heat shrinkage pipe penetrates through the inner ring of the water absorption sponge 31, the water absorption sponge 31 is propped against the heat shrinkage pipe to absorb water, after a specified time, the moving component 4 drives the moving plate 331 to move, the moving plate 331 drives the water absorption sponge 31 to move downwards, the water absorption sponge 31 moves on the guide rod 321 and is stretched under the inclination action of the guide rod 321, the moving plate 331 continuously moves to press the water absorption sponge 31 on the fixed plate 341, the moving plate 331 extrudes the water absorption sponge 31, and the water absorption sponge 31 is extruded and the water absorption sponge 31 in the upward direction is reset after the water absorption sponge 31 is extruded.
Through cooling water and pyrocondensation pipe contact, cool off the pyrocondensation pipe, cooling rate to the pyrocondensation pipe is faster, the cooling effect is better, adsorb residual water on the pyrocondensation pipe through the sponge that absorbs water 31, have the water spot on the pyrocondensation pipe after preventing the evaporation of water on the pyrocondensation pipe, make the outward appearance of pyrocondensation pipe better, the sponge that absorbs water 31 extrudes through movable plate 331 and fixed plate 341, extrude the water in the sponge 31 that absorbs water, make the sponge 31 that absorbs water can last absorb water, increase long-time water absorption capacity, suitable pyrocondensation pipe's continuous expansion processing, the effect of absorbing water to the pyrocondensation pipe is better.
The water absorbing sponge 31 is made of inorganic silica gel, so that the water absorbing sponge 31 has better water absorbing capacity and elasticity and is not easy to break when being stretched.
Further, referring to fig. 1 to 9, the guide unit 32 further includes a fixing cylinder 322, the fixing cylinder 322 is fixedly installed on the fixing plate 341, the inner ring of the water absorbing sponge 31 is provided with a guide groove, and the guide rod 321 is disposed in the guide groove.
The guide rod 321 is arranged in the guide groove of the water absorbing sponge 31, the water absorbing sponge 31 is sleeved on the guide rod 321, the inner ring can keep contact with the heat shrinkage tube, and water on the surface of the heat shrinkage tube is absorbed.
Further, referring to fig. 1-9, the movable wringing unit 33 further includes a moving block 332, a limiting rod 333 and a return spring 334, the limiting rod 333 is fixedly mounted on the moving plate 331, a limiting groove is formed on the moving block 332 corresponding to the position of the limiting rod 333, the limiting rod 333 is inserted into the limiting groove and is in sliding fit with the limiting groove, one end of the return spring 334 is fixed on the moving plate 331, the other end of the return spring 334 is fixedly mounted on the moving block 332, and the return spring 334 is sleeved on the limiting rod 333.
The movable plate 331 moves downwards, the movable plate 331 drives the limiting rod 333 to move downwards, the limiting rod 333 drives the movable block 332 to move downwards, the movable block 332 pushes the water absorbing sponge 31 to move, the water absorbing sponge 31 moves on the guide rod 321, the diameter of the water absorbing sponge is increased by the extension of the guide rod 321, along with the movement, the movable block 332 moves under the inclination action of the guide rod 321, the movable block 332 moves on the limiting rod 333 and presses the reset spring 334, and after the movable block 332 resets, the movable block 332 resets under the action of the reset spring 334.
Further, referring to fig. 1-9, the fixed wringing unit 34 further includes a drainage groove 342 and a plurality of water guiding grooves 343, the drainage groove 342 is opened on the fixed plate 341, the plurality of water guiding grooves 343 are opened on the fixed plate 341, one end of the water guiding groove 343 is communicated with the drainage groove 342, and the bottom of the water guiding groove 343 is inclined.
The moving plate 331 presses the water absorbing sponge 31 against the fixed plate 341, and as the moving plate 331 presses, the moving plate 331 presses water in the water absorbing sponge 31, and the water flows into the drainage groove 342 through the water guiding groove 343.
Further, referring to fig. 1 to 9, the moving assembly 4 includes a driving motor 41, a belt unit 42, a threaded rod 43, and a threaded sleeve 44, the belt unit 42 includes a driving pulley, a driven pulley, and a driving belt, the driving pulley is fixedly installed at an output end of the driving motor 41, the driven pulley is fixedly installed on the threaded rod 43, the driving belt is connected to the driving pulley and the driven pulley, the threaded sleeve 44 is fixedly installed on the moving plate 331, and the threaded sleeve 44 is sleeved on the threaded rod 43 and is in threaded engagement with the threaded rod 43.
When the water absorbing sponge 31 is squeezed, the driving motor 41 drives the driving belt pulley to rotate, the driving belt pulley drives the driven belt pulley to rotate, the driven belt pulley drives the threaded rod 43 to rotate, the threaded sleeve 44 moves on the threaded rod 43, and the threaded sleeve 44 drives the moving plate 331 to move.
Further, referring to fig. 1-9, two groups of water absorbing assemblies 3 form a group of water absorbing modules, two groups of water absorbing modules are arranged in the expansion die 1, each group of water absorbing modules is fixedly provided with a fixed shell 5, each group of water absorbing modules is internally provided with a moving assembly 4, the moving assemblies 4 can drive a moving plate 331 in the corresponding two water absorbing assemblies 3 to move, a drain pipe 6 is arranged in the expansion die 1, a connecting pipe is arranged at the bottom of the fixed plate 341 and is communicated with a drain groove 342, and the other end of the connecting pipe is fixedly communicated with the drain pipe 6;
the moving plates 331 in the two water absorbing modules are staggered and intermittently moved, and the guide grooves in the two water absorbing components 3 of the same water absorbing module are staggered.
Set up two sets of modules that absorb water, the shifting plate 331 staggered gap removal in the two sets of modules that absorb water is crowded, when the sponge 31 that absorbs water in the module that absorbs water of a set of, the sponge 31 that absorbs water in another set of module that absorbs water can absorb water the pyrocondensation pipe, can not interrupt the absorption of pyrocondensation pipe, can last to absorb water the pyrocondensation pipe, all include two sets of subassemblies 3 that absorb water in the module that absorb water of every group, wherein the guiding groove that sets up on two sponge 31 that absorb water is the dislocation set up, the guiding groove that sets up on two sponge 31 that absorb water promptly can not overlap on the vertical direction, make the sponge 31 that absorbs water can not be because of the seting up of the guiding groove, it is more comprehensive to absorb the water on the pyrocondensation pipe, can not have dead angle and interrupt to absorb water on the pyrocondensation pipe.
The water on the fixed plate 341 enters the drain groove 342, and the water in the drain groove 342 enters the drain pipe 6 through the connection pipe.
Further, referring to fig. 1 to 9, through holes are formed at the centers of the moving plate 331, the fixed plate 341 and the fixed housing 5, and arc blocks 7 are fixedly installed on the inner wall of the fixed cylinder 322.
The pyrocondensation pipe passes fixed casing 5, movable plate 331 and fixed plate 341's center through hole, and fixed arc piece 7 is the rubber material on the inner wall of fixed cylinder 322, can spacing and guide the pyrocondensation pipe, makes the pyrocondensation pipe remain stable.
Further, referring to fig. 1-9, a vacuum water absorbing sleeve 8 is sleeved at the bottom of the expansion die 1, and one end of the drain pipe 6 passes through the expansion die 1 to extend to the upper part of the vacuum water absorbing sleeve 8; a vacuum water suction pipe 9 is fixedly arranged on the vacuum water suction sleeve 8.
The water in the drain pipe 6 enters the vacuum water absorbing sleeve 8, and the vacuum water absorbing pipe 9 absorbs the water in the vacuum water absorbing sleeve 8.
Further, referring to fig. 1-9, a heater 13 is installed at one end of the expansion die 1 far away from the vacuum water absorbing sleeve 8, a weak vacuum chamber 14 is further provided on the expansion die 1, a strong vacuum tube 15 is fixedly installed at a position corresponding to the strong vacuum chamber 11 of the expansion die 1, the strong vacuum chamber 11 is communicated with the strong vacuum tube 15, a cooling water inlet pipe 16 and a cooling water outlet pipe 17 are fixedly installed at a position corresponding to the cooling chamber 12 of the expansion die 1, the cooling water inlet pipe 16 and the cooling water outlet pipe 17 are both communicated with the cooling chamber 12, a weak vacuum tube 18 is fixedly installed at a position corresponding to the weak vacuum chamber 14 of the expansion die 1, and the weak vacuum tube 18 is communicated with the weak vacuum chamber 14.
The heater 13 heats the front tube to soften the front tube, the strength is reduced, the fluidity is increased, the vacuum tube expansion is convenient, the weak vacuum cavity 14 can vacuum-attract the cooled heat-shrinkable tube again, the heat-shrinkable tube is shaped, and the heat-shrinkable tube expansion quality is higher.
The strong vacuum tube 15, the weak vacuum tube 18 and the vacuum suction tube 9 are connected with an external negative pressure source, and the strong vacuum cavity 11, the weak vacuum cavity 14 and the vacuum suction sleeve 8 can be pumped to negative pressure.
The cooling water inlet pipe 16 is used for leading cooling water into the cooling cavity 12 and discharging the cooling water through the cooling water outlet pipe 17, so that the cooling water in the cooling cavity 12 can be replaced, the temperature of the cooling water is not too high, and the cooling effect is ensured.
The heater 13 is a far infrared heating device in the prior art, which is the prior art.
Further, referring to fig. 1 to 9, the fixed plate 341 is fixedly installed in the fixed housing 5 through the supporting block, the driving motor 41 is fixedly installed on the fixed housing 5, the sliding rod 10 is fixedly installed in the fixed housing 5, the sliding cylinder is fixedly installed on the moving plate 331, and the sliding cylinder is sleeved on the sliding rod 10 and is in sliding fit with the sliding rod 10.
The sliding rod 10 makes the moving plate 331 more stable and not easy to shake.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present application, and although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present application.
Claims (10)
1. The utility model provides a pyrocondensation pipe expansion device based on structure absorbs water, includes expansion mould (1), its characterized in that: the expansion die (1) is provided with a strong vacuum cavity (11) and a cooling cavity (12), the strong vacuum cavity (11) can expand a front expansion pipe into a heat shrinkage pipe, cooling water is arranged in the cooling cavity (12), and the cooling cavity (12) can cool the heat shrinkage pipe through the cooling water;
the expansion die is characterized in that a water absorbing component (3) is further arranged in the expansion die (1), the water absorbing component (3) comprises a water absorbing sponge (31), a guide unit (32), a movable water squeezing unit (33) and a fixed water squeezing unit (34), the guide unit (32) comprises a guide rod (321), the guide rod (321) is obliquely arranged, the movable water squeezing unit (33) comprises a movable plate (331), the movable plate (331) can be driven by the movable component (4) to move in the expansion die (1), the fixed water squeezing unit (34) comprises a fixed plate (341) fixedly arranged in the expansion die (1), the water absorbing sponge (31) is sleeved on the guide rod (321), the water absorbing sponge (31) is in annular arrangement, the heat shrinkage pipe moves through the center of the water absorbing sponge (31), the inner ring of the water absorbing sponge (31) is in contact with the heat shrinkage pipe, and water on the surface of the heat shrinkage pipe is absorbed; the movable plate (331) can drive the water absorbing sponge (31) to move, the water absorbing sponge (31) expands outwards under the inclined action of the guide rod (321), and the movable plate (331) extrudes the water absorbing sponge (31) on the fixed plate (341) to extrude water in the water absorbing sponge (31).
2. The heat-shrinkable tube expansion device based on the water absorbing structure as defined in claim 1, wherein: the guide unit (32) further comprises a fixed cylinder (322), the fixed cylinder (322) is fixedly arranged on the fixed plate (341), the inner ring of the water absorption sponge (31) is provided with a guide groove, and the guide rod (321) is arranged in the guide groove.
3. The heat-shrinkable tube expansion device based on the water absorbing structure as defined in claim 1, wherein: the movable water squeezing unit (33) further comprises a moving block (332), a limiting rod (333) and a reset spring (334), wherein the limiting rod (333) is fixedly installed on the moving plate (331), a limiting groove is formed in the position of the moving block (332) corresponding to the limiting rod (333), the limiting rod (333) is inserted into the limiting groove and is in sliding fit with the limiting groove, one end of the reset spring (334) is fixed on the moving plate (331), the other end of the reset spring (334) is fixedly installed on the moving block (332), and the reset spring (334) is sleeved on the limiting rod (333).
4. The heat-shrinkable tube expansion device based on the water absorbing structure as defined in claim 1, wherein: the fixed water squeezing unit (34) further comprises a water draining groove (342) and a plurality of water guiding grooves (343), the water draining groove (342) is formed in the fixed plate (341), the water guiding grooves (343) are formed in the fixed plate (341), one end of each water guiding groove (343) is communicated with the water draining groove (342), and the bottoms of the water guiding grooves (343) are obliquely arranged.
5. The heat-shrinkable tube expansion device based on the water absorbing structure as defined in claim 4, wherein: the mobile assembly (4) comprises a driving motor (41), a belt unit (42), a threaded rod (43) and a threaded sleeve (44), wherein the belt unit (42) comprises a driving belt pulley, a driven belt pulley and a driving belt, the driving belt pulley is fixedly installed at the output end of the driving motor (41), the driven belt pulley is fixedly installed on the threaded rod (43), the driving belt is connected on the driving belt pulley and the driven belt pulley, the threaded sleeve (44) is fixedly installed on the mobile plate (331), and the threaded sleeve (44) is sleeved on the threaded rod (43) and is in threaded fit with the threaded rod (43).
6. The heat-shrinkable tube expansion device based on the water absorbing structure according to claim 5, wherein: two groups of water absorption assemblies (3) form a group of water absorption modules, two groups of water absorption modules are arranged in the expansion die (1), each group of water absorption modules is fixedly provided with a fixed shell (5), each group of water absorption modules is internally provided with a movable assembly (4), the movable assemblies (4) can drive a movable plate (331) in the corresponding two water absorption assemblies (3) to move, a drain pipe (6) is arranged in the expansion die (1), a connecting pipe is arranged at the bottom of the fixed plate (341), the connecting pipe is communicated with the drain groove (342), and the other end of the connecting pipe is fixedly communicated with the drain pipe (6);
the moving plates (331) in the two water absorption modules are staggered and intermittently moved, and the guide grooves in the two water absorption assemblies (3) of the same water absorption module are staggered.
7. The heat-shrinkable tube expansion device based on the water absorbing structure as defined in claim 2, wherein: the center of each of the moving plate (331), the fixed plate (341) and the fixed shell (5) is provided with a through hole, and the inner wall of the fixed cylinder (322) is fixedly provided with an arc-shaped block (7).
8. The heat shrinkable tube expansion device based on the water absorbing structure of claim 6, wherein: the bottom of the expansion die (1) is also sleeved with a vacuum water absorbing sleeve (8), and one end of the drain pipe (6) penetrates through the expansion die (1) and extends to the position above the vacuum water absorbing sleeve (8); the vacuum water absorbing sleeve (8) is fixedly provided with a vacuum water absorbing pipe (9).
9. The heat shrink tubing expansion device based on a water absorbing structure of claim 8, wherein: the expansion die (1) is far away from one end of the vacuum water absorbing sleeve (8) and is provided with a heater (13), the expansion die (1) is further provided with a weak vacuum cavity (14), the expansion die (1) is fixedly provided with a strong vacuum tube (15) corresponding to the position of the strong vacuum cavity (11), the strong vacuum cavity (11) is communicated with the strong vacuum tube (15), the expansion die (1) is fixedly provided with a cooling water inlet tube (16) and a cooling water outlet tube (17) corresponding to the position of the cooling cavity (12), the cooling water inlet tube (16) and the cooling water outlet tube (17) are both communicated with the cooling cavity (12), the expansion die (1) is fixedly provided with a weak vacuum tube (18) corresponding to the position of the weak vacuum cavity (14), and the weak vacuum tube (18) is communicated with the weak vacuum cavity (14).
10. The heat shrinkable tube expansion device based on the water absorbing structure of claim 6, wherein: the fixed plate (341) is fixedly installed in the fixed shell (5) through a supporting block, the driving motor (41) is fixedly installed on the fixed shell (5), a sliding rod (10) is fixedly installed in the fixed shell (5), a sliding cylinder is fixedly installed on the moving plate (331), and the sliding cylinder is sleeved on the sliding rod (10) and is in sliding fit with the sliding rod (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311127173.5A CN116852702B (en) | 2023-09-04 | 2023-09-04 | Heat shrinkage pipe expansion device based on water absorption structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311127173.5A CN116852702B (en) | 2023-09-04 | 2023-09-04 | Heat shrinkage pipe expansion device based on water absorption structure |
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| CN116852702A true CN116852702A (en) | 2023-10-10 |
| CN116852702B CN116852702B (en) | 2023-11-21 |
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| CN101327645A (en) * | 2008-07-15 | 2008-12-24 | 深圳长园电子材料有限公司 | Device for expanding thermal shrinkage tube |
| CN103722643A (en) * | 2014-01-15 | 2014-04-16 | 长园电子（集团）有限公司 | Expanding mould of heat shrinking pipe |
| CN212288649U (en) * | 2020-05-28 | 2021-01-05 | 深圳市奋进达通讯科技有限公司 | Cooling device of electric wire extruder |
| CN112757604A (en) * | 2021-02-02 | 2021-05-07 | 广州市程翔机械有限公司 | Novel fuel pipe extrusion production equipment |
| CN213400693U (en) * | 2020-11-09 | 2021-06-08 | 河南弘源新材料有限公司 | Cable uniform cladding extruder |
| CN217788102U (en) * | 2022-07-27 | 2022-11-11 | 上海银箭特种线缆有限公司 | Cooling arrangement is used in cable manufacture processing |
-
2023
- 2023-09-04 CN CN202311127173.5A patent/CN116852702B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101327645A (en) * | 2008-07-15 | 2008-12-24 | 深圳长园电子材料有限公司 | Device for expanding thermal shrinkage tube |
| CN103722643A (en) * | 2014-01-15 | 2014-04-16 | 长园电子（集团）有限公司 | Expanding mould of heat shrinking pipe |
| CN212288649U (en) * | 2020-05-28 | 2021-01-05 | 深圳市奋进达通讯科技有限公司 | Cooling device of electric wire extruder |
| CN213400693U (en) * | 2020-11-09 | 2021-06-08 | 河南弘源新材料有限公司 | Cable uniform cladding extruder |
| CN112757604A (en) * | 2021-02-02 | 2021-05-07 | 广州市程翔机械有限公司 | Novel fuel pipe extrusion production equipment |
| CN217788102U (en) * | 2022-07-27 | 2022-11-11 | 上海银箭特种线缆有限公司 | Cooling arrangement is used in cable manufacture processing |
Also Published As
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|---|---|
| CN116852702B (en) | 2023-11-21 |
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