CN108248001A - A kind of expanding thermal shrinkage tube draft gear - Google Patents
A kind of expanding thermal shrinkage tube draft gear Download PDFInfo
- Publication number
- CN108248001A CN108248001A CN201810040954.3A CN201810040954A CN108248001A CN 108248001 A CN108248001 A CN 108248001A CN 201810040954 A CN201810040954 A CN 201810040954A CN 108248001 A CN108248001 A CN 108248001A
- Authority
- CN
- China
- Prior art keywords
- draft gear
- hole
- guide rod
- mould
- belt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000004513 sizing Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 239000002360 explosive Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000009466 transformation Effects 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/22—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of tubes
-
- 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
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
The present invention discloses a kind of expanding thermal shrinkage tube draft gear, including：Braced frame, it is interior to include parallel arrangement of several upper guide rods, several lower guide rods；Mould nozzle assembly, interior to be equipped with the first through hole, first through hole from first to last gradually increases setting in aperture；Calibration sleeve component is connected with the first through hole of mould mouth；Four traction belts, nested four grooves of difference；Belt traction mechanism through upper guide rod, the setting of lower guide rod on the support frame, respectively drives the operation of every belt.The present invention is distributed by the even circumferential of four belts and its matching framework is set, the traction of expanding thermal shrinkage tube process is accomplished that surrounding uniformly guides, in addition the mould mouth being bonded therewith takes internal diameter gradually to amplify, it is more advantageous to reducing the frictional force in expanding thermal shrinkage tube transmission in this way, heat-shrink tube product wall thickness, which differs, to be significantly improved.
Description
Technical field
The present invention relates to pyrocondensation pipe processing device, more particularly to a kind of expanding thermal shrinkage tube draft gear.
Background technology
Heat-shrink tube product in process, needs to carry out expansion process.In existing continuous expansion process, heat-shrink tube expands
Calibration sleeve can be close to during, due to, there are larger frictional force, be easy to causeing heat-shrink tube between heat-shrink tube and calibration sleeve
Stretch it is excessive and the problem of influence product quality.
Chinese patent CN101941291A discloses a kind of dilatation mold with traction belts, by a pair of of traction belts come
Reduce the frictional force being subjected to during expanding thermal shrinkage tube.Although this technology can solve to a certain extent, frictional force is excessive to ask
Topic still, since the laying of a pair of of traction belts is laid close to opposite, can exist in actual moving process and not cover the another of belt
Frictional force that outer both sides are subjected to and covering belt both sides by frictional force it is uneven the problem of, cause the wall thickness thickness of heat-shrink tube product
Differ, the problems such as the mouth that inclines that brings therefrom, inclined wall.
Invention content
In view of the problems of the existing technology, the present invention provides a kind of expanding thermal shrinkage tube draft gear, can efficiently drop
The frictional force being subjected in low-heat draw process of expansion moreover, can cause heat-shrink tube surrounding uniform force, overcomes the prior art to exist
Pyrocondensation thickness of pipe wall thickness differ, the mouth that inclines, inclined wall the problems such as.
To achieve the above object, technical scheme is as follows：
A kind of expanding thermal shrinkage tube draft gear, including：
Braced frame, it is interior to include parallel arrangement of several upper guide rods, several lower guide rods；
Mould nozzle assembly, interior to be equipped with the first through hole, first through hole from first to last gradually increases setting in aperture；
Calibration sleeve component is connected with the first through hole of mould mouth；
Four traction belts, are each passed through the first through hole；
Belt traction mechanism through upper guide rod, the setting of lower guide rod on the support frame, respectively drives the fortune of every belt
Row.
Preferably, four grooves are distributed along the first through hole even circumferential.
Preferably, the mould nozzle assembly is respectively provided with four grooves at the first through hole both ends.
Preferably, the mould nozzle assembly includes mould mouth, mould mouth seat and several heating plates for being arranged on mould mouth seat surrounding；Institute
Four grooves are stated in mould mouth.
Preferably, the calibration sleeve component includes calibration sleeve, sizing block set and snap ring, and the snap ring is placed on calibration sleeve end
Portion is simultaneously fixed in sizing block set the same end.
Preferably, the belt traction mechanism includes the two belt traction units being oppositely arranged, each belt traction unit
It is slidably connected respectively with upper guide rod, lower guide rod.
Further, each belt traction unit includes two sets of transmission mechanism and fixes a support of two sets of transmission mechanism
Plate, each sets of transmission mechanism include：One driving motor, several driving wheels engaged with driving motor output shaft and several driven
One sets of transmission mechanism and a groove are arranged wherein by wheel, each traction belts.
Further, the support plate be in flat V-configuration, it is flat respectively with mould mouth seat, sizing block set detachable
Affixed, two rake of V-type respectively lays a sets of transmission mechanism.
Preferably, which further includes two roll adjustment bars, is separately positioned on guide rod, at lower guide rod, uses
In the distance between two belt traction units of adjusting.
Further, two roll adjustment bar one are equipped with a handwheel, for rotating the roll adjustment bar manually.
The present invention is distributed by the even circumferential of four belts and its matching framework is set, by expanding thermal shrinkage tube
The traction of process accomplishes that surrounding uniformly guides, and the mould mouth being bonded therewith in addition takes internal diameter gradually to amplify, and is more advantageous to subtracting in this way
Frictional force in small expanding thermal shrinkage tube transmission, heat-shrink tube product wall thickness, which differs, to be significantly improved.
Description of the drawings
Fig. 1 is the stereogram of the embodiment of the present invention；
Fig. 2 is the stereogram that the embodiment of the present invention saves partial cover plate；
Fig. 3 is the stereogram that the embodiment of the present invention saves braced frame；
Fig. 4 is the cooperation figure of belt traction unit of the embodiment of the present invention；
Fig. 5 coordinates stereogram for mould of embodiment of the present invention nozzle assembly and calibration sleeve component；
Fig. 6 is the explosive view of Fig. 5；
Fig. 7 is the sectional view of Fig. 5.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
Referring to figs. 1 to shown in Fig. 7, the present invention provides a kind of draw expansion draft gear, including：Braced frame 10, mould mouth
Component 20, calibration sleeve component 30, four traction belts 40, belt traction mechanisms 50.Wherein, in the embodiment of the present invention, support frame
Frame 10 is actually needed on demand, can include opening cover board, blank cover (being not marked in figure), as a preferred embodiment, when this
When invention is expanded for oil pressure, the draw of the invention expansion draft gear can also include a fume exhaust device 60, be arranged on support
The side wall of frame 10.
With continued reference to Fig. 2 and Fig. 3, braced frame 10 include in it parallel arrangement of several upper guide rods 11, it is several under lead
To bar 12.The belt traction mechanism 50 includes the two belt traction units 51 being oppositely arranged, and each belt traction unit 51 divides
It is not slidably connected with upper guide rod 11, lower guide rod 12.The braced frame 10 is additionally provided with two roll adjustment bars 13, two roll adjustments in it
Bar 13 is separately positioned on guide rod 11, at lower guide rod 12, for adjusting the distance between two belt traction units.Upper guiding
11 corresponding roll adjustment bar of bar is equipped with a handwheel 14, for rotating the roll adjustment bar 13 manually.
With continued reference to Fig. 4, each belt traction unit 51 includes two sets of transmission mechanism 510 and fixes two sets of transmission mechanism
510 support plate 511, each sets of transmission mechanism 510 include：One driving motor 510a, it is nibbled with driving motor 510a output shafts
Several driving wheel 510b and several driven wheel 510c closed.
With continued reference to Fig. 5 to Fig. 7, the mould nozzle assembly 20 includes mould mouth 21, mould mouth seat 22 and is arranged on mould mouth seat 22 4
Several heating plates 23 in week；The first through hole 211 is equipped in the mould mouth 21, first through hole 211 is in from first to last hole
Diameter gradually increases setting；The mould nozzle assembly 20 is respectively provided with four grooves 212, each traction at 211 both ends of the first through hole
One sets of transmission mechanism 510 and a groove 212 are arranged wherein by belt 40.Four grooves 212 are along 211 circumference of the first through hole
It is uniformly distributed.
The calibration sleeve component 30 includes calibration sleeve 31, sizing block set 32 and snap ring 33, and the snap ring 33 is placed on calibration sleeve
31 ends are simultaneously fixed in 32 the same end of sizing block set.
Further, the support plate 511 be in flat V-configuration, it is flat respectively with mould mouth seat 21, sizing block set 32
Detachable is affixed, and two rake of V-type respectively lays a sets of transmission mechanism 510.
In the present invention, pass through rotation hand wheel 14 or the gear (not indicated in figure) by two roll adjustment bars, 13 end, Ke Yishi
Two support plates 511 being oppositely arranged now worn thereon are slided along upper guide rod 11, lower guide rod 12, can dismount branch in this way
Fagging 511 is connect with the side wall of mould mouth seat 21, sizing block set 32, so as to fulfill the replacement to mould mouth 21, by mould mouth 21
The size design of first through hole 211, to adapt to the expansion operation of various sizes of heat-shrink tube.
What is more important is adjusted by the above-mentioned distance to two support plates 511, can also adjust four traction belts 40
Elasticity so that four traction belts 40 can be close to its inner wall along 211 direction of the first through hole and move, so as to draw in it
Heat-shrink tube Uniform Movement, considerably reduce the frictional force of 211 inner wall of heat-shrink tube and the first through hole, avoid heat-shrink tube and exist
The problem of wall thickness generated in process of expansion differs.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every at this
The equivalent structure transformation made under the inventive concept of invention using description of the invention and accompanying drawing content or directly/utilization indirectly
It is included in the scope of patent protection of the present invention in other related technical areas.
Claims (10)
1. a kind of expanding thermal shrinkage tube draft gear, which is characterized in that including：
Braced frame, it is interior to include parallel arrangement of several upper guide rods, several lower guide rods；
Mould nozzle assembly, interior to be equipped with the first through hole, first through hole from first to last gradually increases setting in aperture；
Calibration sleeve component is connected with the first through hole of mould mouth；
Four traction belts, are each passed through the first through hole；
Belt traction mechanism through upper guide rod, the setting of lower guide rod on the support frame, respectively drives the operation of every belt.
2. expansion draft gear according to claim 1, which is characterized in that the mould nozzle assembly is at the first through hole both ends
Portion is respectively provided with four grooves.
3. expansion draft gear according to claim 2, which is characterized in that four grooves are along the first through hole circumference
It is uniformly distributed.
4. draft gear is expanded according to claim 1-3 any one of them, which is characterized in that the mould nozzle assembly includes mould
Mouth, mould mouth seat and several heating plates for being arranged on mould mouth seat surrounding；Four grooves are set in mould mouth.
5. draft gear is expanded according to claim 1-3 any one of them, which is characterized in that the calibration sleeve component includes fixed
Diameter set, sizing block set and snap ring, the snap ring are placed on calibration sleeve end and fix in sizing block set the same end.
6. draft gear is expanded according to claim 1-3 any one of them, which is characterized in that the belt traction mechanism includes
The two belt traction units being oppositely arranged, each belt traction unit are slidably connected respectively with upper guide rod, lower guide rod.
7. expansion draft gear according to claim 6, which is characterized in that each belt traction unit includes two sets of transmissions
Mechanism and the support plate for fixing two sets of transmission mechanism, each sets of transmission mechanism include：It is one driving motor, defeated with driving motor
One sets of transmission mechanism and a groove are arranged wherein by several driving wheels and several driven wheels, each traction belts of shaft engagement.
8. expansion draft gear according to claim 7, which is characterized in that the support plate is in flat V-configuration,
Flat affixed with mould mouth seat, sizing block set detachable respectively, two rake of V-type respectively lays a sets of transmission mechanism.
9. draft gear is expanded according to claim 1-3 any one of them, which is characterized in that the expansion draft gear further includes
Two roll adjustment bars are separately positioned on guide rod, at lower guide rod, for adjusting the distance between two belt traction units.
10. expansion draft gear according to claim 9, which is characterized in that two roll adjustment bar one are equipped with a handwheel, are used for
The roll adjustment bar is rotated manually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810040954.3A CN108248001B (en) | 2018-01-16 | 2018-01-16 | Pyrocondensation pipe expansion draw gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810040954.3A CN108248001B (en) | 2018-01-16 | 2018-01-16 | Pyrocondensation pipe expansion draw gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108248001A true CN108248001A (en) | 2018-07-06 |
| CN108248001B CN108248001B (en) | 2020-04-07 |
Family
ID=62726655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810040954.3A Expired - Fee Related CN108248001B (en) | 2018-01-16 | 2018-01-16 | Pyrocondensation pipe expansion draw gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108248001B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108859077A (en) * | 2018-07-17 | 2018-11-23 | 黄石市至正橡塑新材料股份有限公司 | A kind of heat-shrink tube expansion tube production line |
| CN109676910A (en) * | 2018-12-28 | 2019-04-26 | 深圳市安特迈科技有限公司 | Traction mechanism in a kind of total closed type pipe |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202213200U (en) * | 2011-08-12 | 2012-05-09 | 大连联合高分子材料有限公司 | Thermal shrinkable pipe expanding mould and expanding device using same |
| CN103101177A (en) * | 2012-11-15 | 2013-05-15 | 昆山圣源机械有限公司 | Four-claw tractor |
| CN205058551U (en) * | 2015-10-15 | 2016-03-02 | 绍兴仁通塑胶有限公司 | Multi -track plastics tubular product tractor |
| CN205202146U (en) * | 2015-10-15 | 2016-05-04 | 深圳市鹏煜威科技有限公司 | Effective automatic extension fixture of thermal contraction and equipment |
| CN205735986U (en) * | 2016-06-30 | 2016-11-30 | 乐清市华仪电缆附件有限公司 | Thermal-shrinkage tube expanding machine |
-
2018
- 2018-01-16 CN CN201810040954.3A patent/CN108248001B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202213200U (en) * | 2011-08-12 | 2012-05-09 | 大连联合高分子材料有限公司 | Thermal shrinkable pipe expanding mould and expanding device using same |
| CN103101177A (en) * | 2012-11-15 | 2013-05-15 | 昆山圣源机械有限公司 | Four-claw tractor |
| CN205058551U (en) * | 2015-10-15 | 2016-03-02 | 绍兴仁通塑胶有限公司 | Multi -track plastics tubular product tractor |
| CN205202146U (en) * | 2015-10-15 | 2016-05-04 | 深圳市鹏煜威科技有限公司 | Effective automatic extension fixture of thermal contraction and equipment |
| CN205735986U (en) * | 2016-06-30 | 2016-11-30 | 乐清市华仪电缆附件有限公司 | Thermal-shrinkage tube expanding machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108859077A (en) * | 2018-07-17 | 2018-11-23 | 黄石市至正橡塑新材料股份有限公司 | A kind of heat-shrink tube expansion tube production line |
| CN109676910A (en) * | 2018-12-28 | 2019-04-26 | 深圳市安特迈科技有限公司 | Traction mechanism in a kind of total closed type pipe |
| CN109676910B (en) * | 2018-12-28 | 2023-11-10 | 深圳市安特迈科技有限公司 | Full-closed type in-pipe traction mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108248001B (en) | 2020-04-07 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200407 |
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| CF01 | Termination of patent right due to non-payment of annual fee |