CN108859133B - High-frequency plastic heat sealing machine - Google Patents
High-frequency plastic heat sealing machine Download PDFInfo
- Publication number
- CN108859133B CN108859133B CN201810565953.0A CN201810565953A CN108859133B CN 108859133 B CN108859133 B CN 108859133B CN 201810565953 A CN201810565953 A CN 201810565953A CN 108859133 B CN108859133 B CN 108859133B
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- frame
- hydraulic
- cylinder
- valve
- sealing machine
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- 238000007789 sealing Methods 0.000 title claims abstract description 46
- 230000003139 buffering effect Effects 0.000 claims abstract description 6
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 3
- 238000007731 hot pressing Methods 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 5
- 230000005684 electric field Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
Images
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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/04—Dielectric heating, e.g. high-frequency welding, i.e. radio frequency welding of plastic materials having dielectric properties, e.g. PVC
Abstract
The invention discloses a high-frequency plastic heat-sealing machine which comprises a lifting cylinder, a rotating cylinder, an upper heat-sealing plate, a lower heat-sealing plate and an adjusting device, wherein the rotating cylinder is fixed on an output shaft of the lifting cylinder; the middle part of the inclined frame is provided with a spherical bearing, the intermediate shaft is in universal connection with the inclined frame through the spherical bearing, the bottom of the inclined frame is provided with four buffering devices, and the upper thermal-combination plate is fixed at the bottom of the buffering devices; the invention can adjust the vertical direction angle and the horizontal direction angle of the upper thermal combination plate, thereby being capable of being pressed on the lower thermal combination plates with different shapes and planeness, and having convenient use, simple structure and very good thermal combination effect.
Description
Technical Field
The invention relates to a heat-sealing machine, in particular to a high-frequency plastic heat-sealing machine.
Background
The working principle of the high-frequency plastic heat-sealing machine is as follows: the high-frequency electric field acts on the plastic material in the electric field to generate molecular polarization, and the polarized molecules are arranged in the direction of the electric field. The rapid change in the high frequency electric field causes the molecules to follow the change at the same extremely rapid rate. Thereby causing the dielectric material to generate a large amount of heat due to dielectric losses. These heat build-up, can create high temperatures that eventually melt it. When the plastic heat sealing plate is used, a machine head is required to press plastic materials placed in a mold for heating, in the prior art, the heat sealing plate can only carry out heat sealing on the plastic materials with a plane shape, if the mold is not on the same horizontal plane, the phenomenon of fire leakage can be caused, and the heat sealing of the plastic materials with inclined planes can not be met.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a high-frequency plastic heat sealing machine capable of carrying out heat sealing on plastic with an inclined plane.
The purpose of the invention is realized by the following technical scheme: a high-frequency plastic heat-sealing machine comprises a lifting cylinder, a rotary cylinder, an upper heat-sealing plate, a lower heat-sealing plate and an adjusting device, wherein the rotary cylinder is fixed on an output shaft of the lifting cylinder; the middle part of the inclined frame is provided with a spherical bearing, the intermediate shaft is in universal connection with the inclined frame through the spherical bearing, the bottom of the inclined frame is provided with four buffering devices, and the upper heat-seal plate is fixed at the bottom of the buffering devices.
Preferably, the output shaft of the hydraulic cylinder is further provided with a pressure sensor.
Preferably, a limiting rod is fixed on each of two sides of the rotating frame, and correspondingly, avoidance grooves of the limiting rods are formed in two sides of the inclined frame.
Preferably, still include a hydraulic power source, hydraulic power source includes hydraulic pump, first sequence valve, second sequence valve, first switching-over valve, second switching-over valve and four governing valves, parallelly connected first hydraulic piping and second hydraulic piping are connected at the hydraulic pump back, and wherein first hydraulic piping is equipped with first sequence valve, first switching-over valve in proper order, and second hydraulic piping is equipped with second sequence valve, second switching-over valve in proper order, first hydraulic piping and second hydraulic piping merge into third hydraulic piping, four the governing valve is parallelly connected and is connected with third hydraulic piping, four governing valve rear portions respectively with four pneumatic cylinders butt joint one by one.
Preferably, a three-position four-way valve reversing valve is arranged in front of the speed regulating valve, the three-position four-way valve reversing valve is normally closed, and the hydraulic cylinder is a double-acting hydraulic cylinder and is connected with the three-position four-way valve.
Preferably, the four speed regulating valves are respectively connected with a one-way valve in parallel.
Preferably, buffer includes spring holder, the spring holder lower extreme that is connected with the fixed surface on the sloping frame, the spring periphery is equipped with the elasticity floppy disk, the elasticity floppy disk is fixed at the lower surface of sloping frame, and the sloping frame is equipped with dodging the groove of spring.
Preferably, still include the frame of a three-layer, the lift cylinder stator is on the frame upper strata, and the frame middle level is equipped with the hole of dodging of lift cylinder output shaft, the heat seal board sets up in the frame lower floor down.
Preferably, the upper layer of the rack, the middle layer of the rack and the lower layer of the rack are fixed through four through bolts, the through bolts are divided into two sections which are mutually independent, and the two sections are connected together through a detachable clamping ring.
Preferably, the rotary cylinder is connected with the rotary frame through a coupling shaft.
Compared with the prior art, the invention has the following advantages and effects:
the lifting cylinder can adjust the height of the upper thermal bonding plate, so that feeding is facilitated; the rotary air cylinder can adjust the angle of the upper heat-sealing plate in the horizontal direction and can be combined with the lower heat-sealing plate to heat-seal plastic raw materials with different shapes; the four hydraulic cylinders in the adjusting device can enable the upper heat-sealing plate to incline in the vertical direction by adjusting the angle of the inclined frame, can enable the lower heat-sealing plate to be pressed in an inclined mode, can also be used for heat sealing of plastic raw materials with inclination, and can enable the application range of the high-frequency plastic heat-sealing machine to be wider.
Drawings
FIG. 1 is an overall configuration diagram of a high-frequency plastic heat sealing machine.
Fig. 2 is a schematic structural diagram of the adjusting device.
FIG. 3 is a hydraulic diagram of a hydraulic power source.
Fig. 4 is a partial cross-sectional view of a cushioning device.
Detailed Description
The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited thereto.
Referring to fig. 1 and 2, a high-frequency plastic heat sealing machine comprises a lifting cylinder 1, a rotating cylinder 2, an upper heat sealing plate 3, a lower heat sealing plate 4 and an adjusting device 5, wherein the rotating cylinder 2 is fixed on an output shaft of the lifting cylinder 1, and the lifting cylinder 1 acts to press the upper heat sealing plate 3 on the lower heat sealing plate 4 to complete plastic heat sealing; the horizontal angle of the upper thermal sealing plate 3 can be adjusted by the rotary cylinder 2, and the upper thermal sealing plate 3 can be conveniently used for carrying out heat sealing on plastic materials with different shapes, so that the upper thermal sealing plate 3 can be moved to moulds with different shapes, and is matched with the lower thermal sealing plates 4 for carrying out heat sealing.
Referring to fig. 3, the adjusting device 5 includes a rotating frame 501 fixed on the output shaft of the rotating cylinder 2, an intermediate shaft 502 and an inclined frame 503, four hydraulic cylinders 504 are evenly distributed on the rotating frame 501 in the circumferential direction, and the output shafts of the hydraulic cylinders 504 are hinged to the inclined frame 503; a spherical bearing 505 is arranged in the middle of the inclined frame 503, the intermediate shaft 502 is in universal connection with the inclined frame 503 through the spherical bearing 505, four buffer devices 6 are arranged at the bottom of the inclined frame 503, and the upper heat-seal plate 3 is fixed at the bottom of the buffer devices 6; when the hydraulic cylinders 504 are actuated, the stroke of each hydraulic cylinder 504 is independent, so that the inclination angle of the inclined frame 503 can be controlled, and the inclined frame 503 can rotate 360 degrees by taking the spherical bearing 505 as a fulcrum, so as to drive the upper thermal combination plate 3 to be inclined and press on the lower thermal combination plate 4, thereby ensuring that the adjusting device 5 can adjust the vertical angle of the upper thermal combination plate 3.
Preferably, a pressure sensor 10 is further provided on an output shaft of the hydraulic cylinder 504 so as to sense a contact stress between the upper heat coupling plate 3 and the lower heat coupling plate 4.
Preferably, a gag lever post 7 is respectively fixed to the both sides of swivel mount 501, and correspondingly, the both sides of tilt mount 501 are equipped with dodging groove 8 of gag lever post 7, prevent that the piston output of pneumatic cylinder 504 is excessive, and gag lever post 7 plays restriction pneumatic cylinder 504 stroke on the one hand, and on the other hand, prevents that the inclination of swivel mount 501 is too big, influences the quality of moulding of hot plate 3.
Preferably, according to fig. 3, in order to be able to conveniently control the stroke of the hydraulic cylinder 504, the high-frequency plastic heat-sealing machine further comprises a hydraulic power source 8, the hydraulic power source 8 comprises a hydraulic pump 801, a first sequence valve 802, a second sequence valve 803, a first reversing valve 804, a second reversing valve 805 and four speed regulating valves 806, wherein a first hydraulic piping system and a second hydraulic piping system which are connected in parallel are connected behind the hydraulic pump 801, wherein the first hydraulic pipe is sequentially provided with a first sequence valve 802 and a first reversing valve 804, the second hydraulic pipe is sequentially provided with a second sequence valve 803 and a second reversing valve 805, the first hydraulic pipe system and the second hydraulic pipe system are merged into a third hydraulic pipe system, the four speed regulating valves 806 are connected in parallel and are connected with the third hydraulic pipe system, the rear parts of the four speed regulating valves 806 are respectively in one-to-one butt joint with the four hydraulic cylinders 504, and the speed regulating valves 806 can ensure that the output speed of the hydraulic cylinders 504 is stable and cannot be changed due to loads.
Preferably, in order to prevent the hydraulic cylinder 504 from moving out of position and control inaccurate precision, a three-position four-way reversing valve 807 is arranged in front of the speed regulating valve 806, the three-position four-way reversing valve 807 is normally closed, the hydraulic cylinder 504 is a double-acting hydraulic cylinder and is connected with the three-position four-way reversing valve 807, and the double-acting hydraulic cylinder can control output and retraction so as to prevent the hydraulic cylinder 504 from moving out of position to influence heat sealing quality. In the present embodiment, four speed control valves 806 are connected in parallel with a check valve 808, so that the output of the double-acting hydraulic cylinder can bypass the speed control valves 806, and the action of the hydraulic cylinder 504 is prevented from being insensitive.
Preferably, according to fig. 4, the buffer device 6 comprises a spring seat 601 fixedly connected with the upper surface of the inclined frame, and a spring 602 at the lower end of the spring seat 601, an elastic soft disc 603 is arranged at the periphery of the spring 602, the elastic soft disc 603 is fixed on the lower surface of the inclined frame 503, the inclined frame 503 is provided with an avoiding groove of the spring 601, when the upper heat seal plate 3 contacts with the lower heat seal plate 4, the spring 602 is pressed, the elastic soft disc 603 deforms and compresses, and the buffer device 6 can enable the upper heat seal plate 3 to be combined with the lower heat seal plate 4 more tightly, so that the heat seal effect is better.
Preferably, in order to enable the position of the lifting cylinder 1 to be more stable, the high-frequency plastic heat sealing machine further comprises a three-layer frame 9, the stator of the lifting cylinder 1 is arranged on the upper layer 901 of the frame, the middle layer 902 of the frame is provided with a avoiding hole 903 of an output shaft of the lifting cylinder 1, and the lower heat sealing plate 4 is arranged on the lower layer 904 of the frame.
Preferably, the rack upper layer 901, the rack middle layer 902 and the rack lower layer 904 are fixed by four through bolts 905, the through bolts 905 are divided into two sections which are independent of each other, the two sections are connected together by a detachable snap ring 906, one section of the through bolt is replaced after the through bolt is detached by the snap ring 906, and the height of the upper thermal bonding plate 3 can be adjusted.
Preferably, the rotary cylinder 2 is connected with the rotary frame 501 through a coupling shaft 11.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (6)
1. A high-frequency plastic heat-sealing machine is characterized in that: the automatic hot-pressing device comprises a lifting cylinder, a rotating cylinder, an upper hot-pressing plate, a lower hot-pressing plate and an adjusting device, wherein the rotating cylinder is fixed on an output shaft of the lifting cylinder; the middle part of the inclined frame is provided with a spherical bearing, the intermediate shaft is in universal connection with the inclined frame through the spherical bearing, the bottom of the inclined frame is provided with four buffering devices, and the upper thermal-combination plate is fixed at the bottom of the buffering devices; the hydraulic power source comprises a hydraulic pump, a first sequence valve, a second sequence valve, a first reversing valve, a second reversing valve and four speed regulating valves, wherein the back of the hydraulic pump is connected with a first hydraulic pipe system and a second hydraulic pipe system which are connected in parallel, wherein the first hydraulic pipe system is provided with a first sequence valve and a first reversing valve in sequence, the second hydraulic pipe system is provided with a second sequence valve and a second reversing valve in sequence, the first hydraulic pipe system and the second hydraulic pipe system are merged into a third hydraulic pipe system, the four speed regulating valves are connected in parallel and are connected with the third hydraulic pipe system, the rear parts of the four speed regulating valves are respectively in one-to-one butt joint with the four hydraulic cylinders, a three-position four-way valve reversing valve is arranged in front of the speed regulating valves, the three-position four-way reversing valve is normally closed, the hydraulic cylinder is a double-acting hydraulic cylinder and is connected with the three-position four-way reversing valve, and the four speed regulating valves are respectively connected with a one-way valve in parallel; the buffer device comprises a spring seat fixedly connected with the upper surface of the tilting frame and a spring at the lower end of the spring seat, an elastic soft disc is arranged on the periphery of the spring and fixed on the lower surface of the tilting frame, and the tilting frame is provided with a avoiding groove for the spring.
2. A high-frequency plastic heat-sealing machine as claimed in claim 1, wherein: and the output shaft of the hydraulic cylinder is also provided with a pressure sensor.
3. A high-frequency plastic heat-sealing machine as claimed in claim 1, wherein: and two sides of the rotating frame are respectively fixed with a limiting rod, and correspondingly, two sides of the inclined frame are provided with avoidance grooves of the limiting rods.
4. A high-frequency plastic heat-sealing machine as claimed in claim 1, wherein: still include the frame of a three-layer, the lift cylinder stator is on the frame upper strata, and the frame middle level is equipped with the hole of dodging of lift cylinder output shaft, the thermoplate sets up in the frame lower floor down.
5. A high-frequency plastic heat-sealing machine as claimed in claim 4, wherein: the upper layer of the rack, the middle layer of the rack and the lower layer of the rack are fixed through four through bolts, the through bolts are divided into two sections which are mutually independent, and the two sections are connected together through a detachable clamping ring.
6. A high-frequency plastic heat-sealing machine as claimed in claim 1, wherein: the rotary cylinder is connected with the rotary frame through a coupling shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810565953.0A CN108859133B (en) | 2018-06-04 | 2018-06-04 | High-frequency plastic heat sealing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810565953.0A CN108859133B (en) | 2018-06-04 | 2018-06-04 | High-frequency plastic heat sealing machine |
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| Publication Number | Publication Date |
|---|---|
| CN108859133A CN108859133A (en) | 2018-11-23 |
| CN108859133B true CN108859133B (en) | 2021-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810565953.0A Active CN108859133B (en) | 2018-06-04 | 2018-06-04 | High-frequency plastic heat sealing machine |
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| Country | Link |
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| CN (1) | CN108859133B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296879A (en) * | 2018-12-07 | 2019-02-01 | 曲学辉 | Quickly levelling and adjustment equipment position device |
| CN117359950B (en) * | 2023-12-05 | 2024-02-13 | 东风亚普汽车部件有限公司 | Welding device for oil tank filling pipe |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203994709U (en) * | 2014-08-15 | 2014-12-10 | 海南华福汽车零部件制造有限公司 | High frequency double heat seal machine |
| CN204054750U (en) * | 2014-07-29 | 2014-12-31 | 中核苏阀横店机械有限公司 | Adjustable die |
| CN106273992A (en) * | 2016-08-11 | 2017-01-04 | 广州大学 | The manufacture method of distribution type fiber-optic intelligence CFRP layer plywood and device thereof |
-
2018
- 2018-06-04 CN CN201810565953.0A patent/CN108859133B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204054750U (en) * | 2014-07-29 | 2014-12-31 | 中核苏阀横店机械有限公司 | Adjustable die |
| CN203994709U (en) * | 2014-08-15 | 2014-12-10 | 海南华福汽车零部件制造有限公司 | High frequency double heat seal machine |
| CN106273992A (en) * | 2016-08-11 | 2017-01-04 | 广州大学 | The manufacture method of distribution type fiber-optic intelligence CFRP layer plywood and device thereof |
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| Publication number | Publication date |
|---|---|
| CN108859133A (en) | 2018-11-23 |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wu Tingting Inventor after: Lu Liju Inventor before: Lu Liju |
|
| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210108 Address after: 511356 shop 16, No.15, East Yongshun Avenue, Yongning Street, Zengcheng District, Guangzhou City, Guangdong Province Applicant after: Wu Tingting Address before: Shop No.16, No.15, East Yongshun Avenue, Yongning Street, Zengcheng District, Guangzhou City, Guangdong Province 511356 Applicant before: GUANGZHOU YINHANGZHE INFORMATION TECHNOLOGY Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211013 Address after: 343000 plot b18-1-1-1-2, control planning (Revision) of Hedong Economic Development Zone, Qingyuan District, Ji'an City, Jiangxi Province Patentee after: Jiangxi Zhongwang Packaging Co.,Ltd. Address before: 511356 shop 16, No.15, East Yongshun Avenue, Yongning Street, Zengcheng District, Guangzhou City, Guangdong Province Patentee before: Wu Tingting |
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| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A high-frequency plastic heat sealing machine Effective date of registration: 20231017 Granted publication date: 20210126 Pledgee: Qingyuan sub branch of Ji'an rural commercial bank Co.,Ltd. Pledgor: Jiangxi Zhongwang Packaging Co.,Ltd. Registration number: Y2023980061676 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |