CN204451192U - Heat-shrink tube dry type extension fixture - Google Patents
Heat-shrink tube dry type extension fixture Download PDFInfo
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- CN204451192U CN204451192U CN201420753981.2U CN201420753981U CN204451192U CN 204451192 U CN204451192 U CN 204451192U CN 201420753981 U CN201420753981 U CN 201420753981U CN 204451192 U CN204451192 U CN 204451192U
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- heating chamber
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Abstract
The utility model relates to heat-shrink tube manufacturing technology field, particularly relates to heat-shrink tube dry type extension fixture, and wherein this heat-shrink tube dry type extension fixture, comprises transport roller, dilatation mold, traction running roller, the first cartridge heater and the second cartridge heater; Transport roller is positioned at the entrance location of the first cartridge heater, and heat-shrink tube to be expanded is inputted the first cartridge heater, and the first cartridge heater is treated expanding thermal shrinkage pipe and preheated; Second cartridge heater is connected with the first cartridge heater by a warming plate, dilatation mold is positioned at the exit position of the second cartridge heater, carry-over pinch rolls wheel is positioned at the exit position of dilatation mold, and heat-shrink tube to be expanded enters the second cartridge heater through warming plate from the first cartridge heater and heats; Be respectively equipped with at least one first heating chamber and at least one the second heating chamber in first cartridge heater and the second cartridge heater, place a heat-shrink tube to be expanded in each heating chamber, substantially increase the production efficiency of heat-shrink tube; Reduce the floor space of dilator simultaneously, economize on resources.
Description
Technical field
The utility model relates to heat-shrink tube manufacturing technology field, particularly relates to a kind of heat-shrink tube dry type extension fixture.
Background technology
Heat-shrink tube generally by extruding, irradiation and expansion complete it and produce, expansion is requisite operation in heat-shrink tube production process, now widely used expansion pattern comprises interior platen press, vacuum method and interior pressure vacuum combined techniques, according to size and the material of product, select corresponding expansion pattern respectively, but interior platen press and interior pressure vacuum combined techniques use the most extensive, compress into row expansion in all needing to rely on, simultaneously in expansion the stability of pressure and the stability influence of applicability to the stability of expansion process, product quality very large.
Current dilator is divided into wet type dilator and dry type extension fixture, wherein, the mode that wet type dilator adopts medium to soak heating heats heat-shrink tube, comparatively common heat medium is glycerine, but because dry type extension fixture adopts air as heat medium, it has the advantages such as the less and energy ezpenditure of unit product of environmental pollution is little, thus starts in recent years to attempt adopting dry type extension fixture to expand heat-shrink tube.
But still there is a lot of problem in the dry type extension fixture used at present, as, current dry type extension fixture all adopts the mode of the corresponding expanding thermal shrinkage tube of an equipment to operate, its heat utilization rate is extremely low, and in the process of heating, the poor lubricity of existence expansion simultaneously, heat are easy to the problems such as convection losses; And this mode of heating makes to need a large amount of expansion devices in factory, floor space is very big; Have again and realize SPC (Statistical Process Control, statistical Process Control) and expand interior pressure automatically increasing to carry out transformation to equipment, there will be the problem that cost is high, improvement difficulty is large.And for example, current dry type extension fixture generally adopts a direct step to heat the mode put in place to heat, namely there is a cartridge heater in a dilator, owing to wherein not lubricating, horizontal heating may cause semi-finished product wipe touch and scratch, thus dilator must adopt vertically arranged mode to place, but this modes of emplacement easily cause heated after upward motion of air run off away from the top of cartridge heater, cause the loss of heat, thus affect equipment heat utilization ratio etc.Thus in order to improve the utilization rate etc. of dilator, be badly in need of improving existing dry type extension fixture.
Utility model content
For the problems referred to above, the utility model provides a kind of heat-shrink tube dry type extension fixture, arrange the first cartridge heater and the second cartridge heater respectively to treat expanding thermal shrinkage pipe and heat, and respectively at least one heating chamber is set in the first cartridge heater and the second cartridge heater, substantially increase the utilization rate of dilator.
The technical scheme that the utility model provides is as follows:
A kind of heat-shrink tube dry type extension fixture, for expanding described heat-shrink tube to be expanded, comprises transport roller, and dilatation mold and traction running roller, is characterized in that, also comprise: the first cartridge heater and the second cartridge heater; Described transport roller is positioned at the entrance location of described first cartridge heater; Described second cartridge heater is connected with described first cartridge heater by a warming plate, and described dilatation mold is positioned at the exit position of described second cartridge heater, and described carry-over pinch rolls wheel is positioned at the exit position of described dilatation mold; At least one first heating chamber is arranged in described first cartridge heater; At least one second heating chamber is arranged in described second cartridge heater.
Preferably, described first cartridge heater and described second cartridge heater parallel vertical are arranged.
Preferably, in described first cartridge heater and described second cartridge heater, be respectively equipped with multiple first heating chamber and multiple second heating chamber, and the quantity Matching of described first heating chamber and described second heating chamber.
Preferably, the heat preserving casing be arranged at above the first cartridge heater and the second cartridge heater is also comprised.
Preferably, also comprise at least one external diameter survey meter, be arranged between described dilatation mold and described traction running roller, for detecting the external diameter of heat-shrink tube after described expansion, and the quantity Matching of the quantity of described external diameter survey meter and described first heating chamber and/or the second heating chamber.
Preferably, described first heating chamber is mutually overlapping to be arranged in described first cartridge heater, and is respectively equipped with the first obstruct net between every two heating chambers, and in described first heating chamber, air is circulated by described first obstruct net;
Described second heating chamber is mutually overlapping to be arranged in described second cartridge heater, and is respectively equipped with the second obstruct net between every two heating chambers, and in described second heating chamber, air is circulated by described second obstruct net.
Preferably, described warming plate is arranged in described heat preserving casing, connects described first cartridge heater and described second cartridge heater, ensure simultaneously described first cartridge heater and described second cartridge heater separate.
Preferably, also comprise, be arranged at the traction guide wheel of described heat preserving casing inside respectively, turn to guide wheel and guide roller;
Described traction guide wheel is arranged at the exit position of described first cartridge heater, preheats in described first cartridge heater for drawing described heat-shrink tube;
The described entrance location turning to guide wheel to be arranged at described second cartridge heater, enters described second cartridge heater heat for being turned to by described heat-shrink tube;
Described guide roller is arranged between described case and described warming plate, described in being caused from described traction guide wheel by described heat-shrink tube, turn to guide wheel.
Preferably, the circular hole that at least one mates with described heat-shrink tube external diameter to be expanded is provided with between described heat preserving casing with described warming plate, and described circular hole is arranged at above described guide roller, described heat-shrink tube to be expanded enters described second cartridge heater by described circular hole from described first cartridge heater.
The utility model provides a kind of heat-shrink tube dry type extension fixture, and its beneficial effect is:
1. the utility model comprises the first cartridge heater and the second cartridge heater, heat-shrink tube to be expanded preheating and heating process is before expansion provided respectively, heat-shrink tube is no longer adopted to the mode directly heating and put in place, first preheated before treating the heating of expanding thermal shrinkage pipe, effectively prevent the sudden change of the structural property that the huge sudden change of temperature brings to heat-shrink tube in direct heating process, as stress etc., thus ensured the life-span of heat-shrink tube, improve the efficiency of heating surface of dilator simultaneously, effectively promote and be beneficial to speed.
2. respectively multiple heating chamber is set respectively in the first cartridge heater and the second cartridge heater in the utility model, realize how carrying out preheating and heating process with heat-shrink tube to be expanded simultaneously, substantially increase the production efficiency of heat-shrink tube, reduce the floor space of dilator simultaneously, economize on resources.
3. the utility model arranges heat preserving casing on the first cartridge heater and the second cartridge heater, effectively prevent in heating chamber and runs off above cartridge heater after air heat, namely efficiently reduces the loss of heat, substantially increases the heat utilization ratio of dilator.
4. isolated first cartridge heater of warming plate and the second cartridge heater are set in the utility model in heat preserving casing, the preheating process of heat-shrink tube and heating process is made to keep separate, air after heating in first cartridge heater and the second cartridge heater can not circulate mutually, substantially increases the efficiency of dilator.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is heat-shrink tube dry type extension fixture structural representation in the utility model;
Fig. 2 is heat-shrink tube dry type extension fixture sectional view in the utility model;
Fig. 3 is heat preserving casing schematic internal view in the utility model;
Fig. 4 is heat-shrink tube dry type extension fixture partial schematic diagram in the utility model;
Fig. 5 is heat-shrink tube dry method schematic flow sheet in the utility model.
Reference numeral:
1. heat-shrink tube to be expanded, 3. heat-shrink tube, 10. wire spool after expansion, 15. transport rollers,
16. traction guide wheels, 17. guide rollers, 18. traction running rollers, 19. turn to guide wheel,
20. external diameter survey meters, 30. dilatation molds, 40. second cartridge heaters, 41. second heating chambers,
45. second intercept net, 50. first cartridge heaters, 51. first heating chambers, and 55. first intercept net,
70. heat preserving casings.
Detailed description of the invention
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below in conjunction with drawings and Examples, the utility model is specifically described.Accompanying drawing in the following describes is only embodiments more of the present utility model.For those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
In embodiment one of the present utility model, provide a kind of heat-shrink tube dry type extension fixture, comprise wire spool 10, transport roller 15, dilatation mold 30, traction running roller 18, first cartridge heater 50 and the second cartridge heater 40.Wherein, transport roller 15 is arranged at the entrance location of the first cartridge heater 50, to be delivered into by heat-shrink tube 1 to be expanded to treat expanding thermal shrinkage pipe 1 in first cartridge heater 50 and preheat to facilitate transport roller 15 from wire spool 10; Second cartridge heater 40 is connected with the first cartridge heater 50 by warming plate, heats for giving heat-shrink tube 1 to be expanded; Dilatation mold 30 is positioned at the exit position of the second cartridge heater 40, and heat-shrink tube 1 to be expanded carries out being expanded to the external diameter of needs at the heated rear dilatation mold 30 directly delivering into internally provided with vacuum; Traction running roller 18 is positioned at the exit position of dilatation mold 30, collects for drawing the rear heat-shrink tube 2 of expansion.Especially, be arranged at the warming plate between the first cartridge heater 50 and the second cartridge heater 40, because temperature in the first cartridge heater 50 is lower than the temperature in the second cartridge heater 40, it is separate that warming plate may be used between guarantee first cartridge heater 50 and the second cartridge heater 40, realize the zonal control between two cartridge heaters, in actual applications, heat-shrink tube 1 to be expanded enters the second cartridge heater 40 by warming plate from the first cartridge heater 50 and heats; Simultaneously in order to accurately control the temperature in the first cartridge heater 50 and the second cartridge heater 40, in the utility model, respectively thermocouple is set in two cartridge heaters, and in order to ensure the uniformity heated, two cartridge heaters heat by Far infrared heating plate is coated respectively.Arrange the first cartridge heater 50 and the second cartridge heater 40 in the utility model respectively to treat expanding thermal shrinkage pipe 1 and carry out preheating and heating, its pre-warmed temperature in the first cartridge heater 50 is less than the temperature treating that heat-shrink tube is softening, enter again in the second cartridge heater 40 and carry out thermoplastic, the change of heat-shrink tube to be expanded 1 pair of temperature is allowed to have a process adapted to gradually, instead of treat expanding thermal shrinkage pipe 1 and adopt the mode directly heating and put in place, effectively prevent the change that in direct heating process, the huge sudden change of temperature brings to the internal structure of heat-shrink tube, as stress etc., thus ensured that the service life of heat-shrink tube improves the efficiency of heating surface of dilator simultaneously, be beneficial to effective lifting of speed.
Particularly, at least one first heating chamber 51 and at least one the second heating chamber 41 is respectively equipped with in first cartridge heater 50 and the second cartridge heater 40, and touch and scratch to ensure the uniformity that heat-shrink tube 1 to be expanded heats and reducing heat-shrink tube easy wiping occurred in heating process as far as possible, only place a heat-shrink tube 1 to be expanded in each heating chamber.
Further, also comprise a set of SPC (Statistical Process Control, statistical Process Control) system, pressure increases system, stepless pressure regulation valve and man-machine interface automatically in a set of expansion, wherein, SPC system is connected with external diameter survey meter 20 and man-machine interface respectively, and in expansion, the automatic increase system of pressure is connected with stepless pressure regulation valve respectively at external diameter survey meter 20.Operating personnel first input in man-machine interface the nominal outer diameter of heat-shrink tube 1 to be expanded and dilatation mold 30 expand after the standard deviation of heat-shrink tube 2 and heat-shrink tube 1 to be expanded, numerical value is sent to SPC system and stores by man-machine interface subsequently.In actual applications, external diameter survey meter 20 detects with the external diameter of heat-shrink tube 2 after expansion many simultaneously, and real-time respectively detection data is sent to SPC system, the detection data received and normal data compare by SPC system, calculate difference, and measurement difference is presented in man-machine interface.
If measure difference to be greater than standard deviation, then regulate the stepless pressure regulation valve be connected with SPC system, reduce the air pressure that in expansion, the automatic increase system of pressure exports;
If measure difference to be less than standard deviation, then regulate the stepless pressure regulation valve be connected with SPC system, increase the air pressure that in expansion, the automatic increase system of pressure exports;
If measure difference to equal standard deviation, then do not regulate the stepless pressure regulation valve be connected with SPC system, keep the air pressure that in expansion, the automatic increase system of pressure exports.
Press automatic increase system to realize automatically increasing in expanding thermal shrinkage tube pressing in SPC system and expansion, system can regulate the time of expansion simultaneously according to the degree of above-mentioned expanding thermal shrinkage tube, to improve the quality that heat-shrink tube is produced.
Improve embodiment one, obtain preferably embodiment two, see figures.1.and.2, wherein, the first cartridge heater 50 and the second cartridge heater 40 parallel vertical are arranged.In actual applications, cartridge heater is vertically arranged effectively can solve horizontally set to the scratch that causes of heat-shrink tube 1 to be expanded and scratch etc.; And the setting that walked abreast by two cartridge heaters in the utility model can save space effectively, improves the production efficiency of dilator, handled easily simultaneously.The utility model does not do concrete restriction to the concrete type of attachment of the first cartridge heater 50 and the second cartridge heater 40 and pose pattern, as long as it can realize the purpose of this utility model, treat expanding thermal shrinkage pipe 1 respectively to carry out preheating and heating, be included in the utility model.
Embodiment one is improved, obtains preferably embodiment three, wherein, in the first cartridge heater 50 and the second cartridge heater 40, be respectively equipped with multiple first heating chamber 51 and multiple second heating chamber 41, and the quantity Matching of the first heating chamber 51 and the second heating chamber 41.Respectively multiple heating chamber is set in the first cartridge heater 50 He in the second cartridge heater 40, dilator can be heated with heat-shrink tube 1 to be expanded many simultaneously, substantially increase the efficiency that the corresponding dilator of a traditional heat-shrink tube carries out expanding, heat utilization rate is also greatly improved simultaneously; Further, this set of the present utility model, for the heat-shrink tube to be expanded 1 of equal number, the usage quantity of dilator can be greatly reduced, while cost-saving, save the floor space of dilator.Finally, the utility model realizes heat-shrink tube of following more and expands simultaneously under the prerequisite additionally not increasing dilator, effectively arranges that SPC system and interior companding Zhang Zidong increase system simultaneously, has greatly saved manufacturing cost.Particularly, arrange three first heating chambers 51 and the second heating chambers 41 respectively in the utility model in the first cartridge heater 50 and the second cartridge heater 40, with reference to Fig. 4, namely dilator heats three heat-shrink tubes 1 to be expanded simultaneously.
Embodiment two is improved, obtains preferably embodiment four, see figures.1.and.2, wherein, above the first cartridge heater 50 and the second cartridge heater 40, be provided with heat preserving casing 70.Because the first cartridge heater 50 have employed vertical setting with the second cartridge heater 40, heat medium is air again, atmospheric density after heating reduces to move upward, be easy to run off from cartridge heater, thus cause the loss of heat, and then cause heat utilization rate in dilator very low, the setting of heat preserving casing 70 in the utility model, effectively prevent the generation of above-mentioned situation, thus in cartridge heater, air not easily runs off, substantially increase the heat utilization rate in dilator.
Embodiment three is improved, obtain preferred embodiment five, wherein, also comprise at least one external diameter survey meter 20, be arranged between dilatation mold 30 and traction running roller 18, for detecting the external diameter of the rear heat-shrink tube 2 of expansion, and the quantity Matching of the quantity of external diameter survey meter 20 and the first heating chamber 51 and/or the second heating chamber 41.Particularly, three external diameter survey meters 20 are set, as shown in Figure 4 in the utility model.
Embodiment three is improved, obtain preferred embodiment six, wherein, the first heating chamber 51 is mutually overlapping to be arranged in the first cartridge heater 50, and to be respectively equipped with in the first obstruct net 55, first heating chamber 51 air between every two heating chambers and to intercept net 55 by first and circulate; Second heating chamber 41 is mutually overlapping to be arranged in the second cartridge heater 40, and to be respectively equipped with in the second obstruct net 45, second heating chamber 41 air between every two heating chambers and to intercept net 45 by second and circulate.Further, in the utility model, by intercepting net between every two heating chambers, as stainless (steel) wire connects, guarantee heat-shrink tube 1 inside to be expanded separate while air in each heating chamber can convection current freely, heat-shrink tube 1 to be expanded can be heated more fully.Particularly, as Fig. 5, in the utility model, be made up of three the first heating chambers 51 and the second heating chamber 41 folded array respectively in the first cartridge heater 50 and the second cartridge heater 40, come round in the middle of three heating chambers, between separated by stainless (steel) wire.
Improve embodiment four, obtain preferred embodiment seven, as Fig. 1 and Fig. 2, wherein, warming plate is arranged in heat preserving casing 70, connects the first cartridge heater 50 and the second cartridge heater 40, ensure simultaneously the first cartridge heater 50 and the second cartridge heater 40 separate.In the utility model, first cartridge heater 50 is connected by the warming plate in heat preserving casing 70 with the second cartridge heater 40, the first cartridge heater 50 below heat preserving casing 70 and the second cartridge heater 40 separate, only in heat preserving casing 70 position, two cartridge heaters are connected, farthest improve the efficiency of dilator, reduce the loss of energy.
Embodiment seven is improved, obtains preferred embodiment eight, with reference to Fig. 3, wherein, also comprise, be arranged at the traction guide wheel 16 of heat preserving casing 70 inside respectively, turn to guide wheel 19 and guide roller 17; Traction guide wheel 16 is arranged at the exit position of the first cartridge heater 50, preheats in the first cartridge heater 50 for drawing heat-shrink tube; Turn to guide wheel 19 to be arranged at the entrance location of the second cartridge heater 40, enter the second cartridge heater 40 heat for heat-shrink tube is turned to; Guide roller is arranged between case and warming plate, turns to guide wheel 19 for being caused from traction guide wheel 16 by heat-shrink tube.Traction guide wheel 16 with turn to guide wheel 19 synchronization action, efficiently avoid heat-shrink tube 1 to be expanded and to enter the process of the second cartridge heater 40 problems such as discounting, flattening from the first cartridge heater 50.
Embodiment eight is improved, obtain preferred embodiment nine, wherein, heat preserving casing 70 and the circular hole being provided with at least one between warming plate and mating with heat-shrink tube 1 external diameter to be expanded, and circular hole is arranged at above guide roller 17, heat-shrink tube 1 to be expanded enters the second cartridge heater 40 by circular hole from the first cartridge heater 50.Particularly, in the utility model, guide roller 17 is arranged at above warming plate, circular hole is arranged at above guide roller 17, heat-shrink tube 1 to be expanded by guide roller 17 from traction guide wheel 16 to turning to guide wheel 19, and the diameter of circular hole should be mated with the external diameter size of heat-shrink tube 1 to be expanded, the cross-ventilation in inner two regions of heat preserving casing 70 can be avoided as far as possible, effectively prevent the upwards thermal loss that causes of convection current of the heat in the first cartridge heater 50 and the second cartridge heater 40, improve energy utilization rate.Especially, in the utility model, arrange three circular holes, with reference to Fig. 3, three heat-shrink tubes 1 to be expanded enter the second cartridge heater 40 respectively by three circular holes.
A kind of heat-shrink tube dry type expansion method, is applied to above-mentioned heat-shrink tube dry type extension fixture, with reference to Fig. 5, specifically comprises the following steps:
Heat-shrink tube 1 to be expanded delivers into the first heating chamber 51 from the entrance location of the first cartridge heater 50 by S1 transport roller 15;
S2 heat-shrink tube 1 to be expanded preheats in the first heating chamber 51;
S3 heat-shrink tube 1 to be expanded is heated at traction guide wheel 16, guide roller 17 and being entered the second heating chamber 41 from the entrance location of the second cartridge heater 40 by circular hole from the first cartridge heater 50 under turning to the drive of guide wheel 19;
S4 heat-shrink tube 1 to be expanded heats in the second heating chamber 41;
S5 heat-shrink tube 1 to be expanded enters dilatation mold 30, treats expanding thermal shrinkage pipe 1 and expands;
S6 external diameter survey meter 20 detects the external diameter of the rear heat-shrink tube 2 of expansion respectively, completes the expansion of heat-shrink tube.
Further, also comprise after step S6:
Detection external diameter is sent to SPC system by S7 external diameter survey meter 20;
Detection external diameter compares with nominal outer diameter by S8 SPC system, calculates measurement difference;
S9 controls the output of pressure in the automatic increase system of pressure in expansion by stepless pressure regulation valve.
To sum up, the utility model second cartridge heater 40 side arranges the first cartridge heater 50, provides heat-shrink tube 1 to be expanded preheating and heating process before expansion respectively, improves the efficiency of heating surface of dilator, is beneficial to effective lifting of speed; Multiple heating chamber is set respectively in the first cartridge heater 50 and the second cartridge heater 40, realizes how carrying out preheating and heating process with heat-shrink tube 1 to be expanded simultaneously, substantially increase the production efficiency of heat-shrink tube, reduce the floor space of dilator simultaneously, economize on resources; First cartridge heater 50 and the second cartridge heater 40 arrange heat preserving casing 70, effectively prevent in heating chamber and run off above cartridge heater after air heat, substantially increase the heat utilization ratio of dilator; Isolated first cartridge heater 50 and the second cartridge heater 40 of warming plate is set in heat preserving casing 70, the preheating process of heat-shrink tube and heating process is made to keep separate, air after heating in first cartridge heater 50 and the second cartridge heater 40 can not circulate mutually, substantially increases the efficiency of dilator.
Be described in detail the specific embodiment of utility model above, but the utility model is not restricted to specific embodiment described above, it is just as example.To those skilled in the art, any equivalent modifications that this system is carried out and substituting also all among category of the present utility model.Therefore, equalization conversion done under the spirit and scope not departing from utility model and amendment, all should be encompassed in scope of the present utility model.
Claims (9)
1. a heat-shrink tube dry type extension fixture, for expanding heat-shrink tube to be expanded, comprises transport roller, and dilatation mold and traction running roller, is characterized in that, also comprise: the first cartridge heater and the second cartridge heater;
Described transport roller is positioned at the entrance location of described first cartridge heater;
Described second cartridge heater is connected with described first cartridge heater by a warming plate, and described dilatation mold is positioned at the exit position of described second cartridge heater, and described carry-over pinch rolls wheel is positioned at the exit position of described dilatation mold;
At least one first heating chamber is arranged in described first cartridge heater;
At least one second heating chamber is arranged in described second cartridge heater.
2. heat-shrink tube dry type extension fixture as claimed in claim 1, is characterized in that: described first cartridge heater and described second cartridge heater parallel vertical are arranged.
3. heat-shrink tube dry type extension fixture as claimed in claim 1, it is characterized in that: in described first cartridge heater and described second cartridge heater, be respectively equipped with multiple first heating chamber and multiple second heating chamber, and the quantity Matching of described first heating chamber and described second heating chamber.
4. heat-shrink tube dry type extension fixture as claimed in claim 2, is characterized in that: also comprise, is arranged at the heat preserving casing on the first cartridge heater and the second cartridge heater.
5. heat-shrink tube dry type extension fixture as claimed in claim 3, it is characterized in that: also comprise, at least one external diameter survey meter, be arranged between described dilatation mold and described traction running roller, for detecting the external diameter of heat-shrink tube after described expansion, and the quantity Matching of the quantity of described external diameter survey meter and described first heating chamber and/or the second heating chamber.
6. heat-shrink tube dry type extension fixture as claimed in claim 3, is characterized in that:
Described first heating chamber is mutually overlapping to be arranged in described first cartridge heater, and is respectively equipped with the first obstruct net between every two heating chambers, and in described first heating chamber, air is circulated by described first obstruct net;
Described second heating chamber is mutually overlapping to be arranged in described second cartridge heater, and is respectively equipped with the second obstruct net between every two heating chambers, and in described second heating chamber, air is circulated by described second obstruct net.
7. heat-shrink tube dry type extension fixture as claimed in claim 4, it is characterized in that: described warming plate is arranged in described heat preserving casing, connect described first cartridge heater and described second cartridge heater, ensure simultaneously described first cartridge heater and described second cartridge heater separate.
8. heat-shrink tube dry type extension fixture as claimed in claim 7, is characterized in that: also comprise, is arranged at the traction guide wheel of described heat preserving casing inside respectively, turns to guide wheel and guide roller;
Described traction guide wheel is arranged at the exit position of described first cartridge heater, preheats in described first cartridge heater for drawing described heat-shrink tube;
The described entrance location turning to guide wheel to be arranged at described second cartridge heater, enters described second cartridge heater heat for being turned to by described heat-shrink tube;
Described guide roller is arranged between described case and described warming plate, described in being caused from described traction guide wheel by described heat-shrink tube, turn to guide wheel.
9. heat-shrink tube dry type extension fixture as claimed in claim 8, it is characterized in that: between described heat preserving casing with described warming plate, be provided with the circular hole that at least one mates with described heat-shrink tube external diameter to be expanded, and described circular hole is arranged at above described guide roller, described heat-shrink tube to be expanded enters described second cartridge heater by described circular hole from described first cartridge heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420753981.2U CN204451192U (en) | 2014-12-04 | 2014-12-04 | Heat-shrink tube dry type extension fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420753981.2U CN204451192U (en) | 2014-12-04 | 2014-12-04 | Heat-shrink tube dry type extension fixture |
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| Publication Number | Publication Date |
|---|---|
| CN204451192U true CN204451192U (en) | 2015-07-08 |
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| CN201420753981.2U Active CN204451192U (en) | 2014-12-04 | 2014-12-04 | Heat-shrink tube dry type extension fixture |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105225719A (en) * | 2015-11-04 | 2016-01-06 | 深圳市智豪特材科技有限公司 | A kind of heavy wall heat-shrink tube 360 ° of continuous irradiation system and methods |
| CN105711074A (en) * | 2014-12-04 | 2016-06-29 | 上海长园电子材料有限公司 | Heat shrinkage tube dry-type expansion device and expansion method |
| CN110625918A (en) * | 2018-06-21 | 2019-12-31 | 江苏沃杰高分子材料有限公司 | Novel expanding machine |
| CN111531862A (en) * | 2020-06-10 | 2020-08-14 | 湖北至正橡塑新材料股份有限公司 | Pyrocondensation pipe electrical heating former |
-
2014
- 2014-12-04 CN CN201420753981.2U patent/CN204451192U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105711074A (en) * | 2014-12-04 | 2016-06-29 | 上海长园电子材料有限公司 | Heat shrinkage tube dry-type expansion device and expansion method |
| CN105225719A (en) * | 2015-11-04 | 2016-01-06 | 深圳市智豪特材科技有限公司 | A kind of heavy wall heat-shrink tube 360 ° of continuous irradiation system and methods |
| CN110625918A (en) * | 2018-06-21 | 2019-12-31 | 江苏沃杰高分子材料有限公司 | Novel expanding machine |
| CN111531862A (en) * | 2020-06-10 | 2020-08-14 | 湖北至正橡塑新材料股份有限公司 | Pyrocondensation pipe electrical heating former |
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