CN216186545U

CN216186545U - Adjustable plastic packaging bag heat sealing machine

Info

Publication number: CN216186545U
Application number: CN202122915395.6U
Authority: CN
Inventors: 吴国海
Original assignee: Zhejiang Zhongsu Packaging Printing Co ltd
Current assignee: Zhejiang Zhongsu Packaging Printing Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-04-05
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses an adjustable plastic packaging bag heat sealing machine which comprises a rack, wherein a hydraulic cylinder is fixed at the upper part of the rack, a first pressing plate is arranged at the lower part of the hydraulic cylinder, a hot pressing plate is arranged below the first pressing plate, the hot pressing plate is connected with the first pressing plate through a first telescopic rod, the first telescopic rod comprises an outer rod fixed with the first pressing plate and an inner rod fixed with the hot pressing plate, a sleeve is sleeved on the outer rod, the sleeve can move up and down relative to the outer rod and is fixed with the outer rod, a first spring is sleeved on the periphery of the inner rod, and two ends of the first spring respectively abut against the hot pressing plate and the sleeve. The utility model can adjust the heat pressure degree.

Description

Adjustable plastic packaging bag heat sealing machine

Technical Field

The utility model relates to the technical field of packaging bag equipment, in particular to an adjustable plastic packaging bag heat sealing machine.

Background

Plastic packaging bag exists in people's life as a common article, and the wrapping bag needs pass through processes such as film printing, multilayer film complex, curing, system bag in process of production, makes the bag in-process, need carry out the heat-seal to the junction of the bag body, but to the wrapping bag of different materials, if adopt unified heat-seal pressure, then can lead to the heat-seal unreliable, consequently needs a equipment, can adjust heat-seal pressure, guarantees the heat-seal reliability of every wrapping bag.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides an adjustable plastic packaging bag heat sealing machine.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a plastic packaging bag heat sealing machine with adjustable, which comprises a frame, the upper portion of frame is fixed with the pneumatic cylinder, the lower part of pneumatic cylinder is equipped with first clamp plate, the below of first clamp plate is equipped with the hot pressboard, be connected through first telescopic link between hot pressboard and the first clamp plate, first telescopic link include with the outer pole fixed of first clamp plate and with the interior pole that the hot pressboard is fixed, the cover is equipped with the sleeve on the outer pole, the sleeve can reciprocate and reciprocal anchorage for the outer pole, the periphery cover of interior pole is equipped with first spring, the both ends of first spring are supported respectively and are leaned on hot pressboard and sleeve.

The bottom of frame is fixed with the guide bar, and first clamp plate is passed to the upper end of guide bar, and the periphery cover of guide bar is equipped with the second spring, and the upper end and the laminating of first clamp plate of second spring.

The hot pressing device further comprises a supporting device arranged between the first pressing plate and the hot pressing plate.

The supporting device comprises connecting rods, the upper ends of the connecting rods are connected with the first pressing plate, the number of the connecting rods is two, the connecting rods are symmetrically arranged relative to the middle of the first pressing plate, the lower ends of the connecting rods are connected with the hot pressing plate through second telescopic rods, and the two ends of each second telescopic rod are hinged to the connecting rods and the hot pressing plate respectively.

The sleeve comprises a blocking ring and a fixed block arranged above the blocking ring, a waist-shaped hole is formed in the outer rod, a notch is formed in the fixed block, the position of the notch corresponds to that of the waist-shaped hole, and the width of the notch is larger than that of the waist-shaped hole.

The bottom of the outer rod is provided with an inner flanging, and the upper end of the inner rod is provided with an outer flanging matched with the inner flanging.

A second pressing plate is fixed at the position of a push rod of the hydraulic cylinder, the first pressing plate is located below the second pressing plate and fixed with the second pressing plate through a stand column, the second pressing plate and the first pressing plate are spaced at a certain distance, and the upper end of the first telescopic rod penetrates through the first pressing plate and then is fixed with the second pressing plate.

The utility model has the beneficial effects that:

1. the length of the first spring is changed by adjusting the height of the sleeve, and when the hydraulic cylinder pushes the first spring downwards for the same distance, the extension amounts of the first spring are different, so that the pressure of the spring on the hot pressing plate is different, the hot pressing force on different packaging bags is changed, and the hot pressing effect is more reliable;

2. set up strutting arrangement between hot pressboard and first clamp plate, when the hot pressboard is in unsettled state, strutting arrangement plays certain supporting role to it, reduces the pulling force of first telescopic link to the hot pressboard to guarantee the reliability that first telescopic link and hot pressboard are connected, thereby prolong the life of equipment.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the sleeve of the present invention after being moved up;

FIG. 3 is a schematic view of the structure of the sleeve of the present invention engaged with the first telescopic rod;

FIG. 4 is a schematic view of the first telescopic rod and the sleeve of the present invention;

in the figure: the device comprises a frame 1, a hydraulic cylinder 2, a second pressing plate 3, a first pressing plate 4, a first telescopic rod 5, an outer rod 51, an inner rod 52, a waist-shaped hole 53, an inner flanging 54, an outer flanging 55, a connecting rod 6, a second telescopic rod 7, a hot pressing plate 8, a first spring 9, a workbench 10, a sleeve 11, a baffle ring 111, a fixing block 112, a notch 113, a guide rod 12 and a second spring 13.

Detailed Description

The utility model is further described with reference to the accompanying drawings and the detailed description below:

as shown in fig. 1 to 4, an adjustable heat sealing machine for plastic packaging bags comprises a frame 1, wherein a hydraulic cylinder 2 is fixed on the upper part of the frame 1, a second pressing plate 3 is fixed at a push rod of the hydraulic cylinder 2, a first pressing plate 4 is arranged below the second pressing plate 3, the second pressing plate 3 and the first pressing plate 4 are fixed by a stand column at a certain interval, a hot pressing plate 8 is arranged below the first pressing plate 4, a workbench 10 is fixed on the frame 1, packaging bags pass through a gap between the hot pressing plate 8 and the workbench 10, and the hydraulic cylinder 2 pushes the hot pressing plate 8 to move downwards, so that the packaging bags are heat sealed;

the hot pressing plate 8 is connected with the first pressing plate 4 through the first telescopic rod 5, the upper end of the first telescopic rod 5 penetrates through the first pressing plate 4 and then is fixed with the second pressing plate 3, the first telescopic rod 5 is mutually fixed with the first pressing plate 4 and the second pressing plate 3, the first telescopic rod 5 is more reliably fixed, the first telescopic rod 5 comprises an outer rod 51 fixed with the first pressing plate 4 and an inner rod 52 fixed with the hot pressing plate 8, an inner flanging 54 is arranged at the bottom of the outer rod 51, an outer flanging 55 matched with the inner flanging 54 is arranged at the upper end of the inner rod 52, when the inner rod 52 extends to the outermost end, the outer flanging 55 is attached to the inner flanging 54, and the inner rod 52 is limited to continuously move downwards so as to be separated from the outer rod 51;

the cover is equipped with sleeve 11 on outer pole 51, sleeve 11 can reciprocate and the reciprocal anchorage for outer pole 51, the periphery cover of interior pole 52 is equipped with first spring 9, the both ends of first spring 9 support respectively and lean on hot pressboard 8 and sleeve 11, when needs increase the pressure to hot pressboard 8, with sleeve 11 downstream, make the compression of first spring 9, pneumatic cylinder 2 promotes the stroke of hot pressboard 8 downstream unchangeable, but the compressive capacity of first spring 9 increases, thereby can increase the pressure to hot pressboard 8, thereby guarantee the dynamics of hot pressing, improve the effect of hot pressing.

The bottom of frame 1 is fixed with guide bar 12, and first clamp plate 4 is passed to the upper end of guide bar 12, and the periphery cover of guide bar 12 is equipped with second spring 13, and the upper end and the laminating of first clamp plate 4 of second spring 13 can be used for carrying out the guide effect to the removal of first clamp plate 4.

The hot pressing device comprises a first pressing plate 4, a hot pressing plate 8 and two groups of supporting devices, wherein the two groups of supporting devices are arranged between the first pressing plate 4 and the hot pressing plate 8, the two groups of supporting devices are of the same structure, the supporting device positioned at the rear part is not shown in the figure, the supporting devices comprise connecting rods 6, the upper ends of the connecting rods are hinged with the first pressing plate 4, the connecting rods 6 and the first pressing plate 4 are fixed after the angles of the connecting rods and the first pressing plate 4 are adjusted, the connecting rods 6 are two and are symmetrically arranged relative to the middle part of the first pressing plate 4, the lower ends of the connecting rods 6 are connected with the hot pressing plate 8 through second telescopic rods 7, the two ends of the second telescopic rods 7 are respectively hinged with the connecting rods 6 and the hot pressing plate 8, the second telescopic rods 7 play a certain supporting role on the hot pressing plate 8, the tension of the first telescopic rods on the hot pressing plate is reduced, and the reliability of connection of the first telescopic rods and the hot pressing plate is ensured, thereby the life of extension equipment, after hot pressboard 8 and wrapping bag contact, second telescopic link 7 is rotatory downwards, the pulling force to the hot pressboard reduces until being zero, do not influence hot pressboard 8's hot pressing effect, and because the distance between hot pressboard 8 and first clamp plate 4 is fixed, consequently, second telescopic link 7 is certain to hot pressboard 8's pulling force, hot pressboard 8's pressure only changes through the elasticity of first spring 9, consequently, it is more convenient to adjust, be convenient for confirm the size of pressure value.

The sleeve 11 comprises a retaining ring 111 and a fixing block 112 arranged above the retaining ring 111, a notch 113 is formed in the fixing block 112, the notch 113 corresponds to the position of the waist-shaped hole 53, the width of the notch 113 is larger than that of the waist-shaped hole 53, a bolt penetrates through the notch 113, the retaining ring 111 and the outer rod 51 are fixed by the bolt, when the length of the first spring 9 needs to be changed, the bolt is unscrewed, the sleeve 11 is moved upwards or downwards, the position of the bolt in the waist-shaped hole 53 is adjusted, the bolt is screwed down, looseness cannot occur between the sleeve 11 and the outer rod 51, the fixing of the sleeve 11 and the outer rod is more reliable, the adjustment is convenient, the preference is given, scales are additionally arranged on the outer rod 51, and the pressure corresponding to the position of the sleeve 11 can be intuitively obtained.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a plastic packaging bag heat-sealing machine with adjustable, includes frame (1), its characterized in that: the upper portion of frame (1) is fixed with pneumatic cylinder (2), the lower part of pneumatic cylinder (2) is equipped with first clamp plate (4), the below of first clamp plate (4) is equipped with hot pressboard (8), be connected through first telescopic link (5) between hot pressboard (8) and first clamp plate (4), first telescopic link (5) include with outer pole (51) fixed of first clamp plate (4) and with interior pole (52) fixed of hot pressboard (8), the cover is equipped with sleeve (11) on outer pole (51), sleeve (11) can reciprocate and reciprocal anchorage for outer pole (51), the periphery cover of interior pole (52) is equipped with first spring (9), the both ends of first spring (9) are supported respectively and are leaned on hot pressboard (8) and sleeve (11).

2. The adjustable heat sealer for plastic bags according to claim 1, wherein: the bottom of frame (1) is fixed with guide bar (12), first clamp plate (4) are passed to the upper end of guide bar (12), the periphery cover of guide bar (12) is equipped with second spring (13), the upper end and the laminating of first clamp plate (4) of second spring (13).

3. The adjustable heat sealer for plastic bags according to claim 1, wherein: the hot pressing device also comprises a supporting device arranged between the first pressing plate (4) and the hot pressing plate (8).

4. The adjustable heat sealer for plastic bags according to claim 3, wherein: the supporting device comprises connecting rods (6) connected with the first pressing plate (4) at the upper end, the number of the connecting rods (6) is two, the connecting rods are symmetrically arranged relative to the middle of the first pressing plate (4), the lower ends of the connecting rods (6) are connected with the hot pressing plate (8) through second telescopic rods (7), and the two ends of each second telescopic rod (7) are hinged to the connecting rods (6) and the hot pressing plate (8) respectively.

5. The adjustable heat sealer for plastic bags according to claim 4, wherein: sleeve (11) are including keeping off ring (111) and locating fixed block (112) that keep off ring (111) top, be equipped with waist shape hole (53) on outer pole (51), be equipped with breach (113) on fixed block (112), the width that breach (113) and the position of waist shape hole (53) are corresponding and breach (113) is greater than the width in waist shape hole (53).

6. The adjustable heat sealer for plastic bags according to claim 1, wherein: the bottom of the outer rod (51) is provided with an inner flanging (54), and the upper end of the inner rod (52) is provided with an outer flanging (55) matched with the inner flanging (54).

7. The adjustable heat sealer for plastic bags according to claim 1, wherein: the push rod department of pneumatic cylinder (2) is fixed with second clamp plate (3), first clamp plate (4) are located the below of second clamp plate (3) and pass through the stand with second clamp plate (3) and fixed, second clamp plate (3) and first clamp plate (4) interval certain distance, the upper end of first telescopic link (5) is fixed with second clamp plate (3) after passing first clamp plate (4).