CN217862891U

CN217862891U - Double-jig type heat sealing machine

Info

Publication number: CN217862891U
Application number: CN202222268481.7U
Authority: CN
Inventors: 杨展; 江添上; 陈运德
Original assignee: Huizhou Runye New Material Technology Co ltd
Current assignee: Huizhou Runye New Material Technology Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2022-11-22
Anticipated expiration: 2032-08-26

Abstract

The utility model provides a two tool formula heat sealing machines, it includes: the hot-pressing device comprises a machine table, a protective outer cover, a hot-pressing device and a positioning device, wherein the protective outer cover is arranged on the machine table, the positioning device is arranged in the protective outer cover, and the hot-pressing device is arranged above the positioning device. Wherein, positioner includes: the base is fixedly arranged on the machine table, the first jig is slidably arranged on the base through a first elastic piece, the second jig is slidably arranged on the base through a second elastic piece, and the first jig is slidably sleeved outside the second jig; the first fixture is provided with a first positioning groove, and the second fixture is provided with a second positioning groove. This two tool formula heat sealing machines can fix a position a plurality of products simultaneously to prevent that two products of heat-seal in-process from taking place the dislocation, improved work efficiency and yields.

Description

Double-jig type heat sealing machine

Technical Field

The utility model relates to a heat-seal processing equipment technical field especially relates to a two tool formula heat-sealing machines.

Background

A heat sealer is a machine that bonds two products using the thermoplasticity of the material. The existing heat sealing method is to heat a certain specific area, so that two products are locally melted and adhered, a common heat sealing machine comprises a cup sealing machine, a sealing machine and the like, the existing heat sealing machine only fixes one of the products, and for example, the cup sealing machine is used for thermally sealing a plastic film to a cup mouth of a paper cup or a plastic cup and only fixes a cup body.

As shown in FIG. 1, the product of the present invention includes a film paper 10 and a lower mold 20, and in the heat sealing process, the film paper 10 and the lower mold 20 need to be positioned at the same time, so as to ensure that no dislocation occurs after heat sealing. The existing heat sealing machine only has one jig, can only position one product, and cannot meet the requirement.

Therefore, how to design a two tool formula heat sealing machines, make it can fix a position a plurality of products simultaneously to prevent that two products of heat-seal in-process from taking place the dislocation, this is the technical problem that technical personnel in this field need solve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point among the prior art, providing a two tool formula heat sealing machines, make it can fix a position a plurality of products simultaneously to prevent that two products of heat-seal in-process from taking place the dislocation.

The purpose of the utility model is realized through the following technical scheme:

a double-jig type heat sealing machine comprises: the hot-pressing device comprises a machine table, a protective outer cover, a hot-pressing device and a positioning device, wherein the protective outer cover is arranged on the machine table, the positioning device is arranged in the protective outer cover, and the hot-pressing device is arranged above the positioning device;

the positioning device includes: the base is fixedly arranged on the machine table, the first jig is slidably arranged on the base through a first elastic piece, the second jig is slidably arranged on the base through a second elastic piece, and the first jig is slidably sleeved outside the second jig;

the first fixture is provided with a first positioning groove, and the second fixture is provided with a second positioning groove.

In one embodiment, the first elastic member and the second elastic member are both of a compression spring structure, a sliding guide post is arranged on the base, guide holes matched with the sliding guide post are formed in the first jig and the second jig, and the first elastic member is sleeved on the sliding guide post.

In one embodiment, the length of the first elastic member is greater than the length of the second elastic member, and the elastic coefficient of the first elastic member is greater than the elastic coefficient of the second elastic member.

In one embodiment, the first jig is provided with a first material taking avoiding groove, the second jig is provided with an auxiliary invagination groove matched with the first material taking avoiding groove, and the second jig is provided with a second material taking avoiding groove matched with the first material taking avoiding groove.

In one embodiment, the hot pressing device comprises an air cylinder and a hot pressing assembly mounted on a telescopic rod of the air cylinder, and the hot pressing assembly comprises: the heating device comprises a sliding base plate, a heat insulation plate, a heating plate and an upper die pressing plate; the heat insulation board is characterized in that a limiting guide post is arranged on the machine table, the sliding base board is slidably arranged on the limiting guide post, the heat insulation board, the heating board and the upper pressing board are sequentially stacked, the heating board is located between the heat insulation board and the upper pressing board, and the heat insulation board is attached to the sliding base board.

In one embodiment, a linear bearing is sleeved on the limiting guide post and is fixedly connected with the sliding base plate.

In one embodiment, the base is provided with a limiting and propping block, the limiting and propping block is positioned at the outer side of the first jig, and the upper pressing plate props against or is separated from the limiting and propping block.

In one embodiment, the hot pressing device comprises a pressure limiting assembly, the pressure limiting assembly is communicated with the air cylinder, and the pressure limiting assembly comprises a pressure limiting valve and a pressure gauge.

In one embodiment, a controller and an emergency stop button are arranged on the machine table, the controller is used for controlling the hot-pressing device, and the emergency stop button is electrically connected with the controller.

In one embodiment, the two sides of the machine platform are provided with carrying handles.

To summer up, the utility model discloses a two tool formula heat sealing machines can fix a position a plurality of products simultaneously to prevent that two products of heat-seal in-process from taking place the dislocation, improved work efficiency and yields.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of an upper mold paper and a lower mold body according to the present invention;

FIG. 2 is a schematic structural view of the double-jig heat sealing machine of the present invention;

FIG. 3 is a schematic plan view of the dual jig heat sealer shown in FIG. 2;

FIG. 4 is a schematic view of the positioning device shown in FIG. 2;

FIG. 5 is an exploded view of the positioning device shown in FIG. 4;

FIG. 6 is a schematic view of the positioning device and the thermal press device shown in FIG. 2;

FIG. 7 is an exploded view of the thermocompressive assembly shown in FIG. 6;

fig. 8 is a schematic view of a variation of the positioning device for taking material.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are illustrated in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The utility model provides a two tool formula heat sealers 30, as shown in figure 2 and figure 3, it includes: the apparatus comprises a machine 100, a protective outer cover 200, a hot pressing device 300 and a positioning device 400, wherein the protective outer cover 200 is disposed on the machine 100, the positioning device 400 is disposed in the protective outer cover 200, and the hot pressing device 300 is disposed above the positioning device 400.

As shown in fig. 4 and 5, the positioning apparatus 400 includes: the jig comprises a first jig 410, a second jig 420 and a base 430, wherein the base 430 is fixedly arranged on the machine table 100, the first jig 410 is slidably arranged on the base 430 through a first elastic member 411, the second jig 420 is slidably arranged on the base 430 through a second elastic member 421, and the first jig 410 is slidably sleeved outside the second jig 420. In addition, the first fixture 410 is provided with a first positioning groove 412, and the second fixture 420 is provided with a second positioning groove 422. In use, the upper film 10 is placed in the first positioning groove 412, and the lower film 20 is placed in the second positioning groove 422, so that the upper film 10 and the lower film 20 can be positioned, and the specific working principle will be described below.

In this embodiment, as shown in fig. 5, the first elastic element 411 and the second elastic element 421 are both of a compression spring structure, the base 430 is provided with a sliding guiding column 431, the first fixture 410 and the second fixture 420 are both provided with guiding holes (not shown) matching with the sliding guiding column 431, and the sliding guiding column 431 is sleeved with the first elastic element 411.

Preferably, the length of the first elastic member 411 is greater than the length of the second elastic member 421, and the elastic coefficient of the first elastic member 411 is greater than the elastic coefficient of the second elastic member 421. After the film sticking device is installed, the first fixture 410 is supported by the first elastic element 411, and the second fixture 420 is supported by the second elastic element 421, so that the height of the first fixture 410 is relatively higher than that of the second fixture 420, and the first positioning groove 412 and the second fixture 420 together form a groove for placing the upper film paper 10.

In this embodiment, as shown in fig. 3 and 6, the hot pressing device 300 includes a cylinder 310 and a hot pressing assembly 320 mounted on a telescopic rod of the cylinder 310. As shown in fig. 7, the thermocompression assembly 320 includes: a slide base plate 321, a heat insulation plate 322, a heat generation plate 323, and an upper pressing plate 324. The machine table 100 is provided with a limiting guide post 110, the sliding substrate 321 is slidably disposed on the limiting guide post 110, the heat insulation plate 322, the heating plate 323 and the upper pressing plate 324 are sequentially stacked, the heating plate 323 is disposed between the heat insulation plate 322 and the upper pressing plate 324, and the heat insulation plate 322 is attached to the sliding substrate 321.

The main working principle of the dual jig type heat sealing machine 30 of the present invention is explained with reference to the above structure, please refer to fig. 3 to fig. 6 in the lump:

initially, the extension rod of the cylinder 310 is retracted and the hot press assembly 320 is in a higher position; in the positioning device 400, the first fixture 410 is higher than the second fixture 420, and the first elastic element 411 and the second elastic element 421 are both in a free state;

when in use, firstly, a worker places the lower mold body 20 in the second positioning groove 422 of the second fixture 420, and then covers the upper mold sheet 10 on the lower mold body 20, so that the upper mold sheet 10 is in the first positioning groove 412 of the first fixture 410; then, the air cylinder 310 is started, and the telescopic rod of the air cylinder 310 extends, so as to push the hot pressing assembly 320 to gradually descend and approach the positioning device 400; in the descending process, the heating plate 323 is electrified and heated, and heat is transferred to the upper die pressing plate 324;

during the descending process, the upper pressing plate 324 is preferentially contacted with the first fixture 410, and then the upper pressing plate 324 overcomes the elastic force of the first elastic element 411 and pushes the first fixture 410 to descend together. At this time, the second fixture 420 is not affected, and the second elastic element 421 is still in a free state. When the first jig 410 descends to be flush with the second jig 420, the upper pressing plate 324 further overcomes the second elastic member 421 and pushes the second jig 420 to descend together. Meanwhile, the upper molding board 324 performs heat sealing on the upper molding board 10, the upper molding board 324 and the second fixture 420 together clamp the upper molding board 10, and the upper molding board 324 contacts and heats the upper molding board 10 to adhere to the lower mold 20, so as to realize heat sealing;

then, the telescopic rod of the cylinder 310 drives the hot pressing assembly 320 to ascend, during the ascending process, the first elastic element 411 and the second elastic element 421 both change from the compressed state to the free state, the second fixture 420 preferentially separates from the upper pressing plate 324, and then the first fixture 410 continuously ascends for a certain distance and then separates from the upper pressing plate 324. After the hot pressing assembly 320 is lifted and repositioned, the worker may take out the products in the first jig 410 and the second jig 420 and put in new upper film paper 10 and lower mold body 20 for performing the heat sealing operation again.

It should be noted that, the dual-jig heat sealing machine 30 of the present invention can position both the upper film paper 10 and the lower mold body 20 by providing the first jig 410 and the second jig 420. Specifically, initially, the first jig 410 is higher than the second jig 420, so that the upper film paper 10 can sink into the first positioning groove 412; during heat sealing, the first jig 410 is lowered preferentially, the upper film paper 10 cannot deflect due to the limitation of the groove wall of the first positioning groove 412 until the first jig 410 is flush with the second jig 420, at this time, the upper film paper 10 is already in contact with the lower die body 20, and the upper film paper 10 is clamped by the upper die pressing plate 324 and the second jig 420 in the vertical reverse direction, so that the upper film paper 10 is limited; after the heat sealing is completed, the upper pressing plate 324 is lifted, and the first jig 410 is also lifted relative to the second jig 420, so that the upper film 10 is confined in the first positioning groove 412 again. That is to say, around whole heat-seal process, go up the diaphragm 10 and receive first tool 410 or second tool 420 spacing all the time to make and go up the dislocation can not take place between diaphragm 10 and the lower mould body 20, ensured the yields of heat-seal processing.

Further, in order to improve the working efficiency, the jig needs to be capable of quickly loading and unloading the upper film paper 10 and the lower mold body 20. In the above, the first fixture 410 is provided with the first positioning groove 412, the second fixture 420 is provided with the second positioning groove 422, the first positioning groove 412 and the second positioning groove 422 have positioning and guiding functions, and when loading, the worker can quickly place the lower mold body 20 in the second positioning groove 422 by using the characteristics of the groove, and put the upper film paper 10 into the first positioning groove 412, so as to realize quick loading. And when getting the material, get the material in order to realize fast conveniently, the utility model discloses in still make the improvement to first tool 410 and second tool 420.

Specifically, in this embodiment, the first jig 410 is provided with a first material taking and avoiding groove 413, the second jig 420 is provided with an auxiliary inner concave groove 423 matched with the first material taking and avoiding groove 413, and the second jig 420 is provided with a second material taking and avoiding groove 424 matched with the first material taking and avoiding groove 413. The auxiliary concave groove 423 corresponds to the first material avoiding groove 413, and is mainly for making the upper film 10 protrude from the edge of the second fixture 420, so that the upper film 10 is easier to be clamped.

After heat sealing, the upper film paper 10 is in the first positioning groove 412, the edges of the two sides of the upper film paper 10 respectively protrude out of the auxiliary inward groove 423 and the groove wall of the second material taking avoiding groove 424, so that when taking materials, a worker works with the aid of the clamping jaws to enable one clamping jaw to enter the first material taking avoiding groove 413 and the other clamping jaw to enter the second material taking avoiding groove 424, at the moment, the clamping jaws are clamped, the clamping jaws on the two sides can preferentially clamp the two sides of the upper film paper 10 without contacting and clamping the second fixture 420, and therefore the upper film paper 10 and the lower mold body 20 can be smoothly taken out. That is to say, the staff only need insert the clamping jaw into first get the material and dodge groove 413, second get the material and dodge groove 424, alright get the both sides edge of getting last membrane paper 10 to it takes out the product to press from both sides fast conveniently.

It should be noted that, in combination with the structural features of the positioning device 400, different methods may be adopted for material taking. Specifically, firstly, the worker presses the first fixture 410 downward, so that the first fixture 410 is lowered to a height lower than that of the second fixture 420, and at this time, as shown in fig. 8, two side edges of the upper membrane 10 are completely exposed; the worker can catch both sides of the upper film sheet 10 at the auxiliary invagination groove 423 and the second material taking-out avoiding groove 424, so that the upper film sheet 10 and the lower mold body 20 can be taken out as well.

In this embodiment, in order to further improve the working efficiency, the utility model discloses a double-jig heat sealing machine 30 is equipped with duplex position (as shown in fig. 4) on positioner 400, that is to say, has seted up two first constant head tanks 412 on the first tool 410, has seted up two second constant head tanks 422 on the second tool 420. Like this, two tool formula heat sealing machine 30 alright carry out the heat-seal with a plurality of products simultaneously, and then effective raise the efficiency.

In one embodiment, as shown in fig. 4, a limiting and supporting block 432 is disposed on the base 430, the limiting and supporting block 432 is located outside the first fixture 410, and the upper pressing plate 324 abuts against or is separated from the limiting and supporting block 432. When the upper mold pressing plate 324 descends to a certain height, the upper mold pressing plate 324 is supported by the limiting supporting block 432, so that the upper mold pressing plate cannot descend further, and the fixture is prevented from being damaged by extrusion due to the fact that the limiting supporting block 432 descends excessively.

In one embodiment, as shown in fig. 6 and 7, the limiting guide post 110 is sleeved with a linear bearing 111, and the linear bearing 111 is fixedly connected to the sliding base 321. The linear bearing 111 allows the sliding of the sliding base 321 to be smoother, thereby preventing the sliding base 321 from being inclined due to the seizure.

Preferably, as shown in fig. 2, the hot pressing device 300 of the present invention further includes a pressure limiting assembly 330, the pressure limiting assembly 330 is communicated with the cylinder 310, and the pressure limiting assembly 330 includes a pressure limiting valve 331 and a pressure gauge 332. The pressure limiting valve 331 is used for limiting the pressure of the air cylinder 310 and preventing the product from being damaged due to over pressure; the pressure gauge 332 can display the working pressure of the air cylinder 310, and the operator can clearly know whether the pressure at the time of heat sealing is satisfactory or not by counting.

In one embodiment, as shown in fig. 2, a controller 120 and an emergency stop button 130 are disposed on the machine 100, the controller 120 is used for controlling the hot press apparatus 300, and the emergency stop button 130 is electrically connected to the controller 120. The operator sets different parameters on the controller 120 according to the difference of products, controls the temperature of the heat generating plate 323 and the pressure of the air cylinder 310, and ensures stable operation of the heat sealing operation. When an emergency occurs, the worker presses the emergency stop button 130 to quickly stop the operation of the apparatus to prevent the loss from being further increased.

In another embodiment, as shown in fig. 2 and 3, carrying handles 140 are further disposed on two sides of the machine 100, so that the worker can conveniently carry the dual-jig heat sealing machine 30 through the carrying handles 140.

To sum up, the utility model discloses a two tool formula heat-sealing machine 30 can fix a position a plurality of products simultaneously to prevent that two products of heat-seal in-process from taking place the dislocation, improved work efficiency and yields.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a two tool formula heat sealing machines which characterized in that includes: the hot-pressing device comprises a machine table, a protective outer cover, a hot-pressing device and a positioning device, wherein the protective outer cover is arranged on the machine table, the positioning device is arranged in the protective outer cover, and the hot-pressing device is arranged above the positioning device;

the positioning device includes: the base is fixedly arranged on the machine table, the first jig is slidably arranged on the base through a first elastic piece, the second jig is slidably arranged on the base through a second elastic piece, and the first jig is slidably sleeved on the outer side of the second jig;

2. The dual-jig heat sealing machine according to claim 1, wherein the first elastic member and the second elastic member are both of a compression spring structure, the base is provided with a sliding guide post, the first jig and the second jig are both provided with guide holes engaged with the sliding guide post, and the first elastic member is sleeved on the sliding guide post.

3. The dual fixture heat sealer according to claim 2, wherein the length of the first elastic member is greater than the length of the second elastic member, and the elastic coefficient of the first elastic member is greater than the elastic coefficient of the second elastic member.

4. The dual-jig heat sealing machine according to claim 2, wherein the first jig is provided with a first material taking avoiding groove, the second jig is provided with an auxiliary recessed groove matching with the first material taking avoiding groove, and the second jig is provided with a second material taking avoiding groove used in cooperation with the first material taking avoiding groove.

5. The double-jig heat sealing machine according to claim 2, wherein the hot pressing device comprises a cylinder and a hot pressing assembly mounted on a telescopic rod of the cylinder, the hot pressing assembly comprising: the heating device comprises a sliding base plate, a heat insulation plate, a heating plate and an upper die pressing plate; the machine table is provided with a limiting guide post, the sliding base plate is slidably arranged on the limiting guide post, the heat insulation plate, the heating plate and the upper die pressing plate are sequentially stacked, the heating plate is located between the heat insulation plate and the upper die pressing plate, and the heat insulation plate is attached to the sliding base plate.

6. The dual-jig heat sealing machine as claimed in claim 5, wherein the positioning guide posts are sleeved with linear bearings, and the linear bearings are fixedly connected with the sliding base plate.

7. The double-jig heat sealing machine according to claim 5, wherein a limit abutting block is provided on the base, the limit abutting block is located outside the first jig, and the upper pressing plate abuts against or is separated from the limit abutting block.

8. The double-jig heat sealing machine according to claim 5, wherein the hot pressing device comprises a pressure limiting assembly, the pressure limiting assembly is communicated with the cylinder, and the pressure limiting assembly comprises a pressure limiting valve and a pressure gauge.

9. The dual-fixture heat sealing machine as claimed in claim 1, wherein a controller and an emergency stop button are disposed on the machine platform, the controller is used for controlling the heat pressing device, and the emergency stop button is electrically connected to the controller.

10. The dual-fixture heat sealing machine as claimed in claim 1, wherein carrying handles are disposed on two sides of the machine platform.