CN114572499A - Thermal contraction mechanism of label sleeving machine - Google Patents
Thermal contraction mechanism of label sleeving machine Download PDFInfo
- Publication number
- CN114572499A CN114572499A CN202210288664.7A CN202210288664A CN114572499A CN 114572499 A CN114572499 A CN 114572499A CN 202210288664 A CN202210288664 A CN 202210288664A CN 114572499 A CN114572499 A CN 114572499A
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- air outlet
- cavity
- air
- box body
- pipe
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- 230000007246 mechanism Effects 0.000 title claims abstract description 47
- 230000008602 contraction Effects 0.000 title claims description 12
- 238000007664 blowing Methods 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 7
- 238000002372 labelling Methods 0.000 claims description 5
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 2
- 235000013361 beverage Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000013355 food flavoring agent Nutrition 0.000 description 1
- 235000015203 fruit juice Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65C—LABELLING OR TAGGING MACHINES, APPARATUS, OR PROCESSES
- B65C3/00—Labelling other than flat surfaces
- B65C3/06—Affixing labels to short rigid containers
- B65C3/08—Affixing labels to short rigid containers to container bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B53/00—Shrinking wrappers, containers, or container covers during or after packaging
- B65B53/02—Shrinking wrappers, containers, or container covers during or after packaging by heat
- B65B53/06—Shrinking wrappers, containers, or container covers during or after packaging by heat supplied by gases, e.g. hot-air jets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65C—LABELLING OR TAGGING MACHINES, APPARATUS, OR PROCESSES
- B65C9/00—Details of labelling machines or apparatus
- B65C9/38—Label cooling or drying
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Labeling Devices (AREA)
Abstract
The invention discloses a heat shrinking mechanism of a label sleeving machine, which comprises a rack, a conveying line and a box body, wherein a cavity is arranged in the box body, a feeding hole is formed in the left side of the box body, a discharging hole is formed in the right side of the box body, and two ends of the conveying line respectively penetrate through the feeding hole and the discharging hole and are arranged outside the box body, and the heat shrinking mechanism is characterized in that: two groups of hot air blowing mechanisms are arranged in the cavity and are respectively arranged on the front side and the rear side of the conveying line; the hot air blowing mechanism comprises a driving mechanism and a plurality of groups of air outlet pipes, the air outlet pipes are arranged at intervals from left to right, the bottoms of the air outlet pipes are rotatably connected with the box body, a vertical bar-shaped air outlet is arranged on the outer edge surface of each group of the air outlet pipes, and the vertical bar-shaped air outlets are arranged towards the conveying line direction; the driving mechanism synchronously drives the air outlet pipes of a plurality of groups to rotate. The invention improves the heat shrinkage efficiency and quality of the product, saves energy consumption and reduces cost.
Description
Technical Field
The invention relates to a label sleeving machine, in particular to a heat shrinkage mechanism of the label sleeving machine.
Background
The labeling machine is used as one of devices with higher rear-section packaging technology content, has excellent high-speed stability, unique smart design and man-machine cooperation safety mode, and is fully determined by customers, and the application field is as follows: food, beverage and pharmaceutical industry, flavoring agent, fruit juice, injectable needle, milk, refined oil, etc.
After the labeling machine is used for labeling the product, the label is subjected to heat shrinkage under the general condition, so that the label is tightly shrunk outside the product. However, the existing heat shrinkage methods are all to directly feed the product into the heat box for shrinkage, and in the process, the heat shrinkage efficiency is not good enough, the length of the heat box needs to be prolonged, the cost is relatively high, and the heat shrinkage is not stable enough.
Disclosure of Invention
The invention aims to provide a heat shrinkage mechanism of a labeling machine, which improves heat shrinkage efficiency and ensures heat shrinkage quality.
In order to achieve the purpose, the invention adopts the technical scheme that: a thermal contraction mechanism of a label sleeving machine comprises a rack, a conveying line arranged on the rack and a box body covering the outside of the conveying line, wherein a cavity is arranged inside the box body, the middle part of the conveying line is arranged in the cavity, a feed port is arranged on the left side of the box body, a discharge port is arranged on the right side of the box body, the feed port and the discharge port are communicated with the cavity, two ends of the conveying line respectively penetrate through the feed port and the discharge port and are arranged outside the box body, two groups of hot air blowing mechanisms are arranged in the cavity, and the two groups of hot air blowing mechanisms are respectively arranged on the front side and the rear side of the conveying line;
The hot air blowing mechanism comprises a driving mechanism and a plurality of groups of air outlet pipes, the air outlet pipes are arranged at intervals from left to right, the bottoms of the air outlet pipes are rotatably connected with the box body, a vertical bar-shaped air outlet is arranged on the outer edge surface of each group of the air outlet pipes, and the vertical bar-shaped air outlets are arranged towards the conveying line direction;
the driving mechanism synchronously drives the air outlet pipes in multiple groups to rotate.
In the technical scheme, the driving mechanism comprises a motor, a rack and a plurality of groups of gears, each group of gears is installed on one group of the outer edge face of the bottom of the air outlet pipe, the rack is movably arranged on the front side of the air outlet pipe, the gears are meshed with the racks, the motor is arranged outside the right side of the box body, the right end of the rack penetrates through the box body and is arranged outside the right side of the box body, an output shaft of the motor is driven by the connecting mechanism to move left and right of the rack, and the rack moves left and right and is driven by the gears to rotate the air blowing pipe.
In the technical scheme, the connecting mechanism comprises a connecting disc, a connecting rod and a connecting plate, the left side of the connecting plate is connected with the right side of the rack, a longitudinal strip-shaped through groove is formed in the connecting plate, the middle of the bottom surface of the connecting disc is rotatably connected with the rack through a rotating shaft, an output shaft of the motor is connected with the rotating shaft through a belt, the bottom of the connecting rod is vertically arranged at the outer edge of the top surface of the connecting disc, and the top of the connecting rod is inserted into the longitudinal strip-shaped through groove; when the motor drives the connecting disc to rotate, the connecting rod pulls the connecting plate and the rack to move left and right.
In the technical scheme, a plurality of groups of through holes are formed in the bottom of the box body, the tops of the through holes are communicated with the cavity, a connecting pipe with a hollow structure is installed in each group of through holes, the top of the connecting pipe is arranged in the cavity, and the bottom of the connecting pipe is arranged below the box body; every group the air-out intraduct is equipped with an air-out cavity, the bottom of air-out cavity with the bottom of air-out pipe is linked together, vertical bar air outlet with the air-out cavity is linked together, every group the bottom of air-out pipe is rotated and is installed in a set of the top outside of connecting pipe, just the top of connecting pipe is inserted and is located to correspond in the air-out cavity of air-out pipe.
In the above technical scheme, an annular groove is arranged on the outer edge surface of the top of the connecting pipe, a sealing ring is arranged in the annular groove, and the inner wall of the air outlet cavity is abutted against the outer edge surface of the sealing ring.
In the technical scheme, two groups of hot air conveying pipelines are arranged at the bottom of the box body, the bottoms of the multiple groups of connecting pipes at the front side of the conveying line are connected with one group of hot air conveying pipelines, and the bottoms of the multiple groups of connecting pipes at the rear side of the conveying line are connected with the other group of hot air conveying pipelines.
In the technical scheme, the rotation direction of the air outlet pipe on the front side of the conveying line is the same as that of the air outlet pipe on the rear side of the conveying line.
In the technical scheme, two groups of transverse sliding rails are arranged at the bottom of the cavity, and the bottom of each group of racks is arranged on one group of transverse sliding rails in a sliding manner.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. according to the invention, two groups of hot air blowing mechanisms are arranged in the cavity, a plurality of groups of air outlet pipes are arranged on the hot air blowing mechanisms, and the air outlet pipes are driven to rotate by the driving mechanism, so that the air outlet angle can be adjusted by the rotating air outlet pipes, cyclone type hot air blowing is carried out on the product sleeve mark position, the product sleeve mark position is subjected to rapid thermal contraction, all positions of the sleeve mark position are heated more rapidly and uniformly, the thermal contraction efficiency and quality are improved, the space occupation is reduced, and the energy consumption and the cost are reduced.
Drawings
FIG. 1 is a schematic structural diagram of a first embodiment of the present invention;
fig. 2 is a schematic structural view (in a state that the air outlet pipe rotates counterclockwise) in the first embodiment of the present invention;
FIG. 3 is a schematic structural view (in a clockwise rotation state) of an air outlet pipe according to a first embodiment of the present invention;
Fig. 4 is a schematic sectional view of a portion of a connection portion between the air outlet pipe and the box according to an embodiment of the present invention.
Wherein: 1. a frame; 2. a conveying line; 3. a box body; 4. a cavity; 5. a feed inlet; 6. a discharge port; 7. an air outlet pipe; 8. a vertical strip-shaped air outlet; 9. a motor; 10. a rack; 11. a gear; 12. a connecting disc; 13. a connecting rod; 14. a connecting plate; 15. a longitudinal strip-shaped through groove; 16. a rotating shaft; 17. a belt; 18. a through hole; 19. a connecting pipe; 20. an air outlet cavity; 21. a seal ring; 22. a hot air delivery duct; 23. a transverse slide rail; 24. and (5) producing the product.
Detailed Description
The invention is further described with reference to the following figures and examples:
the first embodiment is as follows: referring to fig. 1-4, a thermal contraction mechanism of a label sleeving machine comprises a frame 1, a conveying line 2 arranged on the frame, and a box 3 covering the outside of the conveying line, wherein a cavity 4 is arranged inside the box, the middle part of the conveying line is arranged in the cavity, a feed inlet 5 is arranged on the left side of the box, a discharge outlet 6 is arranged on the right side of the box, the feed inlet and the discharge outlet are communicated with the cavity, two ends of the conveying line respectively penetrate through the feed inlet and the discharge outlet and are arranged outside the box, two groups of hot air blowing mechanisms are arranged in the cavity, and the two groups of hot air blowing mechanisms are respectively arranged on the front side and the rear side of the conveying line;
The hot air blowing mechanism comprises a driving mechanism and a plurality of groups of air outlet pipes 7, the air outlet pipes are arranged at intervals from left to right, the bottoms of the air outlet pipes are rotatably connected with the box body, a vertical strip-shaped air outlet 8 is arranged on the outer edge surface of each group of air outlet pipes, and the vertical strip-shaped air outlets are arranged towards the conveying line;
the driving mechanism synchronously drives the air outlet pipes of a plurality of groups to rotate.
In this embodiment, when in actual use, 24 spaced putting of product are on the transfer chain, enter into the cavity from the feed inlet in, see off from the discharge gate again, and at the in-process of cavity, the vertical bar air outlet of air-out pipe can blow off hot-blastly, directly heats the cover mark to the product surface for the cover mark on product surface carries out the thermal contraction. At this in-process, actuating mechanism can drive out the tuber pipe and make a round trip to rotate for clockwise and anticlockwise make a round trip to rotate of vertical bar air outlet, the hot-blast heating of blowing of going forward and backward each position that the side was marked to the cover can be carried out to the hot-blast heating that faces, realizes the quick thermal contraction of product, can effectual improvement thermal contraction efficiency, reduce the energy consumption, shorten the length of box, reduce occuping of space, reduce cost.
Referring to fig. 1 to 3, the driving mechanism includes a motor 9, a rack 10 and a plurality of sets of gears 11, each set of rack is installed on one set of outer edge surface of the bottom of the air outlet pipe, the rack is movably arranged on the front side of the air outlet pipe, the plurality of sets of gears are meshed with the rack, the motor is arranged outside the right side of the box body, the right end of the rack penetrates through the box body and is arranged outside the right side of the box body, an output shaft of the motor drives the rack to move left and right through a connecting mechanism, and the rack moves left and right and drives the blowing pipe to rotate through the gears.
In this embodiment, through the setting of gear and rack, when the rack removes about, can drive gear revolve, the rotation of gear then can drive out the synchronous follow-up rotation of tuber pipe, just so can drive the rotation skew that vertical bar air outlet made a round trip, adjusts the angle of air-out for hot-blast each position towards the product blows, can improve the efficiency and the quality of heat shrink.
Referring to fig. 1 to 3, the connecting mechanism comprises a connecting disc 12, a connecting rod 13 and a connecting plate 14, the left side of the connecting plate is connected with the right side of the rack, a longitudinal strip-shaped through groove 15 is formed in the connecting plate, the middle of the bottom surface of the connecting disc is rotatably connected with the rack through a rotating shaft 16, an output shaft of the motor is connected with the rotating shaft through a belt 17, the bottom of the connecting rod is vertically arranged at the outer edge of the top surface of the connecting disc, and the top of the connecting rod is inserted into the longitudinal strip-shaped through groove; when the motor drives the connecting disc to rotate, the connecting rod pulls the connecting plate and the rack to move left and right.
In this embodiment, the motor drives the rotating shaft and the connecting disc to rotate, so that the connecting rod is driven to rotate around the rotating shaft, and in the process of rotating around the rotating shaft, the connecting rod can move back and forth in the longitudinal strip-shaped barrel and synchronously pull the connecting plate to move left and right, so that when the connecting plate moves left and right, the rack is pulled to move left and right, and the rotation of the air outlet pipe is realized.
Wherein, the round trip movement distance of rack is shorter for the turned angle who goes out the tuber pipe can be less than 150, and the vertical bar air outlet who just also goes out the tuber pipe rotates and constitutes a fan-shaped structure, makes the hot-blast surface of blowing at the product of guaranteeing of seeing off, is used for guaranteeing the efficiency and the quality of thermal contraction, prevents the waste of heat energy, practices thrift the energy consumption.
Referring to fig. 4, a plurality of groups of through holes 18 are formed in the bottom of the box body, the tops of the through holes are communicated with the cavity, a connecting pipe 19 with a hollow structure is installed in each group of through holes, the top of the connecting pipe is arranged in the cavity, and the bottom of the connecting pipe is arranged below the box body; every group the air-out inside is equipped with an air-out cavity 20, the bottom of air-out cavity with the bottom of air-out pipe is linked together, vertical bar air outlet with the air-out cavity is linked together, every group the bottom of air-out pipe is rotated and is installed in a set of the top outside of connecting pipe, just the top of connecting pipe is inserted and is located to correspond in the air-out cavity of air-out pipe.
An annular groove is formed in the outer edge face of the top of the connecting pipe, a sealing ring 21 is arranged in the annular groove, and the inner wall of the air outlet cavity abuts against the outer edge face of the sealing ring.
Referring to fig. 4, two groups of hot air delivery pipes 22 are disposed at the bottom of the box body, the bottoms of the groups of connecting pipes at the front side of the conveying line are connected to one group of hot air delivery pipes, and the bottoms of the groups of connecting pipes at the rear side of the conveying line are connected to the other group of hot air delivery pipes.
In this embodiment, the setting of air-out cavity, the hot-blast air that vertical bar air outlet sees off see off from the air-out cavity in, the setting of connecting pipe is convenient for go out the rotation installation of tuber pipe, also is convenient for be connected hot-blast pipeline and blast pipe simultaneously, the setting of sealing washer, like this when the blast pipe rotates, prevents the emergence of gas leakage phenomenon, guarantees sealed effect.
And the rotation direction of the air outlet pipe on the front side of the conveying line is the same as that of the air outlet pipe on the rear side of the conveying line. Consequently, use out tuber pipe clockwise turning as an example, the vertical bar air outlet of the play tuber pipe of front side can be towards inner right side setting, the vertical bar air outlet of the play tuber pipe of rear side then can be towards inner left side setting, the play tuber pipe of front side and the air-out direction of the play tuber pipe of rear side can be opposite, remove the in-process at the product like this, the hot-blast crisscross each other that the vertical bar air outlet of front and back side sent, all blow product surface cover each position of mark with hot-blast, can effectual improvement thermal contraction efficiency and quality like this, the energy consumption is saved, reduce the occupation in space, and the cost is reduced.
And, the vertical bar air outlet of front and back side is crisscross rotates the in-process of blowing each other, forms a rotatory spiral wind-force, can further increase the contact time and the area of contact of high temperature cavity and cover mark surface like this, further improves heat shrinkage efficiency and quality.
The bottom of the cavity is provided with two groups of transverse sliding rails 23, and the bottom of each group of racks is arranged on one group of transverse sliding rails in a sliding manner. Therefore, the smoothness and the stability of the movement of the rack can be ensured, the deviation of the rack is prevented, and the stability of the rotation of the air outlet pipe is ensured.
Claims (8)
1. The utility model provides a thermal contraction mechanism of cover mark machine, includes the frame, sets up transfer chain and the cover in the frame and locates the outside box of transfer chain, the inside cavity that is equipped with of box, the middle part of transfer chain set up in the cavity, the left side of box is the feed inlet, and the right side is the discharge gate, feed inlet and discharge gate with the cavity is linked together, the both ends of transfer chain are passed respectively feed inlet and discharge gate set up in the outside of box, its characterized in that: two groups of hot air blowing mechanisms are arranged in the cavity and are respectively arranged on the front side and the rear side of the conveying line;
The hot air blowing mechanism comprises a driving mechanism and a plurality of groups of air outlet pipes, the air outlet pipes are arranged at intervals from left to right, the bottoms of the air outlet pipes are rotatably connected with the box body, a vertical strip-shaped air outlet is arranged on the outer edge surface of each group of air outlet pipes, and the vertical strip-shaped air outlets are arranged towards the conveying line;
the driving mechanism synchronously drives the air outlet pipes of a plurality of groups to rotate.
2. The heat shrinking mechanism of label applying machine according to claim 1, characterized in that: the driving mechanism comprises a motor, a rack and a plurality of groups of gears, each group of gears is installed on one group of the outer edge face of the bottom of the air outlet pipe, the rack is movably arranged on the front side of the air outlet pipe, the gears are meshed with the racks, the motor is arranged on the outer portion of the right side of the box body, the right end of the rack penetrates through the box body and is arranged on the outer portion of the right side of the box body, an output shaft of the motor is driven by the connecting mechanism to move the rack left and right, the rack is moved left and right, and the gear drives the blowing pipe to rotate.
3. The heat shrink mechanism of labeler according to claim 2, characterized in that: the connecting mechanism comprises a connecting disc, a connecting rod and a connecting plate, the left side of the connecting plate is connected with the right side of the rack, a longitudinal strip-shaped through groove is formed in the connecting plate, the middle of the bottom surface of the connecting disc is rotatably connected with the rack through a rotating shaft, an output shaft of the motor is connected with the rotating shaft through a belt, the bottom of the connecting rod is vertically installed at the outer edge of the top surface of the connecting disc, and the top of the connecting rod is inserted into the longitudinal strip-shaped through groove; when the motor drives the connecting disc to rotate, the connecting rod pulls the connecting plate and the rack to move left and right.
4. The heat shrinking mechanism of label applying machine according to claim 1, characterized in that: a plurality of groups of through holes are formed in the bottom of the box body, the tops of the through holes are communicated with the cavity, a connecting pipe with a hollow structure is installed in each group of through holes, the top of the connecting pipe is arranged in the cavity, and the bottom of the connecting pipe is arranged below the box body; every group the air-out intraduct is equipped with an air-out cavity, the bottom of air-out cavity with the bottom of air-out pipe is linked together, vertical bar air outlet with the air-out cavity is linked together, every group the bottom of air-out pipe is rotated and is installed in a set of the top outside of connecting pipe, just the top of connecting pipe is inserted and is located to correspond in the air-out cavity of air-out pipe.
5. The heat shrinking mechanism of label applying machine according to claim 4, characterized in that: the top outer edge surface of the connecting pipe is provided with an annular groove, a sealing ring is arranged in the annular groove, and the inner wall of the air outlet cavity is abutted against the outer edge surface of the sealing ring.
6. The heat shrinking mechanism of the labeling machine of claim 4, characterized in that: the bottom of the box body is provided with two groups of hot air conveying pipelines, the bottom of the connecting pipe is connected with one group of hot air conveying pipelines at the front side of the conveying line, and the bottom of the connecting pipe is connected with the other group of hot air conveying pipelines at the rear side of the conveying line.
7. The heat shrinking mechanism of label applying machine according to claim 1, characterized in that: the rotating direction of the air outlet pipe on the front side of the conveying line is the same as that of the air outlet pipe on the rear side of the conveying line.
8. The heat shrinking mechanism of label applying machine according to claim 2, characterized in that: the bottom of cavity is equipped with two sets of horizontal slide rails, every group the bottom of rack slides and sets up in a set of on the horizontal slide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210288664.7A CN114572499A (en) | 2022-03-22 | 2022-03-22 | Thermal contraction mechanism of label sleeving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210288664.7A CN114572499A (en) | 2022-03-22 | 2022-03-22 | Thermal contraction mechanism of label sleeving machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114572499A true CN114572499A (en) | 2022-06-03 |
Family
ID=81776239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210288664.7A Pending CN114572499A (en) | 2022-03-22 | 2022-03-22 | Thermal contraction mechanism of label sleeving machine |
Country Status (1)
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| CN (1) | CN114572499A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08183518A (en) * | 1994-12-27 | 1996-07-16 | Masami Yoshida | Shrinking tunnel |
| JP2007137502A (en) * | 2005-11-22 | 2007-06-07 | Toyo Seikan Kaisha Ltd | Method and apparatus for heating continuously |
| TWM444345U (en) * | 2012-08-17 | 2013-01-01 | Xu Yuan Packaging Technology Co Ltd | Vapor hot baking contraction furnace structure |
| CN202783944U (en) * | 2012-05-09 | 2013-03-13 | 洪子钦 | Wind shear heat shrinking device |
| CN203127225U (en) * | 2013-01-17 | 2013-08-14 | 刘昭宏 | Heat shrinkage film blow molding packaging machine |
| CN111717485A (en) * | 2020-06-10 | 2020-09-29 | 潘景阳 | Preshrinking equipment for processing new material film |
| CN215203465U (en) * | 2021-07-22 | 2021-12-17 | 深圳市众富包装科技有限公司 | Soaking type heat shrinkable film heating device |
| CN215827161U (en) * | 2021-08-27 | 2022-02-15 | 上海首颂包装机械有限公司 | Shrink stove and cover mark machine |
| CN217100819U (en) * | 2022-03-22 | 2022-08-02 | 禾庆机械(苏州)有限公司 | Thermal contraction mechanism of label sleeving machine |
-
2022
- 2022-03-22 CN CN202210288664.7A patent/CN114572499A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08183518A (en) * | 1994-12-27 | 1996-07-16 | Masami Yoshida | Shrinking tunnel |
| JP2007137502A (en) * | 2005-11-22 | 2007-06-07 | Toyo Seikan Kaisha Ltd | Method and apparatus for heating continuously |
| CN202783944U (en) * | 2012-05-09 | 2013-03-13 | 洪子钦 | Wind shear heat shrinking device |
| TWM444345U (en) * | 2012-08-17 | 2013-01-01 | Xu Yuan Packaging Technology Co Ltd | Vapor hot baking contraction furnace structure |
| CN203127225U (en) * | 2013-01-17 | 2013-08-14 | 刘昭宏 | Heat shrinkage film blow molding packaging machine |
| CN111717485A (en) * | 2020-06-10 | 2020-09-29 | 潘景阳 | Preshrinking equipment for processing new material film |
| CN215203465U (en) * | 2021-07-22 | 2021-12-17 | 深圳市众富包装科技有限公司 | Soaking type heat shrinkable film heating device |
| CN215827161U (en) * | 2021-08-27 | 2022-02-15 | 上海首颂包装机械有限公司 | Shrink stove and cover mark machine |
| CN217100819U (en) * | 2022-03-22 | 2022-08-02 | 禾庆机械(苏州)有限公司 | Thermal contraction mechanism of label sleeving machine |
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