CN210940695U - Dual-purpose hot sealing cutter device to plastic bag production - Google Patents
Dual-purpose hot sealing cutter device to plastic bag production Download PDFInfo
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- CN210940695U CN210940695U CN201921710071.5U CN201921710071U CN210940695U CN 210940695 U CN210940695 U CN 210940695U CN 201921710071 U CN201921710071 U CN 201921710071U CN 210940695 U CN210940695 U CN 210940695U
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Abstract
The utility model discloses a dual-purpose sealing knife device to plastic bag production, including the crossbeam, the lower extreme of crossbeam is equipped with cutter support bar and square supporting shoe, pressure adjustment device is installed to the upper end of crossbeam. According to the heat sealing knife device, the six pressure adjusting devices arranged synchronously work to drive the cutter supporting bar to stably move up and down, so that the stability of the up-and-down reciprocating motion of the lower heat sealing knife is improved, and the stability of the heat sealing treatment of the flat plastic bag by the heat sealing knife is ensured; the right heat-sealing knife can be independently used for heat-sealing the plastic bag, and the U-shaped pressing plate and the serrated knife are matched to perform heat-sealing and cutting-off treatment on the flat-opening type plastic bag (HDPE/LDPE); the left heat-sealing knife and the right heat-sealing knife can be adopted to heat-seal the plastic bag at the same time, and when the left heat-sealing knife and the right heat-sealing knife are used at the same time, the heat-sealing knives at the two sides, the U-shaped pressing plate and the serrated knife are matched to carry out heat-sealing treatment on the vest type plastic bag (HDPE/LDPE).
Description
Technical Field
The utility model relates to a plastic bag processing equipment technical field specifically is a dual-purpose sealing knife device to plastic bag production.
Background
Current plastic bag is adding man-hour to the plastic bag, need be the heat-seal processing to the plastic bag, when heat-seal processing is done to traditional plastic bag, adopt the sealing knife to handle, but current sealing knife is when being done the heat-seal processing, during the cylinder propelling movement, the motion process is stiff, it is not good easily because of the collision causes structural stability, and the stability of sealing knife motion is not high, the effect when making the sealing knife to do the heat-seal processing to the plastic bag is not good, and adopt single sealing knife can only be the heat-seal processing to the plastic bag of single type, based on this, provide a dual-purpose sealing knife device to the plastic bag production.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dual-purpose sealing knife device to plastic bag production, stability when having the heat-seal and handling is high, and the efficient advantage of heat-seal has solved prior art heat-seal effect not good, can do the single problem of heat-seal processing plastic bag type.
In order to achieve the above object, the utility model provides a following technical scheme: a dual-purpose heat sealing knife device for plastic bag production comprises a cross beam, wherein a heat sealing knife supporting bar is arranged at the lower end of the cross beam, a square supporting block is arranged at the upper end of the heat sealing knife supporting bar, the bottom end of the square supporting block is fixedly welded with the upper end of the heat sealing knife supporting bar, and a pushing rod is fixedly welded at the upper end of the square supporting block; the upper end of the cross beam is provided with a pressure adjusting device, and the output end of the pressure adjusting device is fixedly connected with the upper end of the pushing rod; a U-shaped groove is formed in the center of the lower side of the heat-sealing cutter supporting bar, and heat-sealing cutters are fixedly welded at the bottom ends of the heat-sealing cutter supporting bars on the two sides of the U-shaped groove; the supporting shaft rods are additionally arranged at the two side ends of the cross beam and penetrate through the cross beam, positioning nuts are arranged at the upper ends of the supporting shaft rods, and buffer springs are arranged at the bottom ends of the supporting shaft rods; the bottom ends of the supporting shaft levers on the two sides are fixedly additionally provided with U-shaped pressing plates, the bottom ends of the supporting shaft levers are fixedly welded with the upper end faces of the U-shaped pressing plates, and the bottom ends of the buffer springs are in contact connection with the upper end faces of the U-shaped pressing plates; the U-shaped pressing plate is located in a U-shaped groove in the center of the lower side of the heat sealing knife supporting bar, the serrated knife is additionally arranged at the bottom end of the U-shaped pressing plate, the upper portion of the U-shaped pressing plate is provided with a cooling hole, and two ends of the cooling hole are in cooling liquid circulation through external pipelines.
Preferably, the serrated knife is located at the center of the left and right heat seal knives.
Preferably, the two sides of the upper end of the heat-sealing knife supporting bar are provided with bearing shaft rods, and the pushing rod is positioned on the inner side of the bearing shaft rods.
Preferably, six pressure adjusting devices are adopted and arranged on the cross beam in two rows and three columns.
Compared with the prior art, the beneficial effects of the utility model are as follows:
according to the heat-sealing knife device, the six pressure adjusting devices arranged synchronously work to drive the heat-sealing knife supporting bar to stably move up and down, so that the stability of the up-and-down reciprocating motion of the lower heat-sealing knife is improved, and the stability of the heat-sealing treatment of the flat plastic bag by the heat-sealing knife is ensured; the cooling holes are added, the U-shaped pressing plate and the serrated knife are cooled through cooling liquid, and the serrated knife and the U-shaped pressing plate are prevented from generating overhigh temperature in the production process. The right heat-sealing knife can be used independently for heat sealing the plastic bag, the left heat-sealing knife and the right heat-sealing knife can also be used for heat sealing the plastic bag at the same time, and when the right heat-sealing knife is used independently, the right heat-sealing knife, the U-shaped pressing plate and the serrated knife are matched to carry out heat sealing and cutting-off treatment on the flat-opening type plastic bag (HDPE/LDPE); when the left heat-sealing knife and the right heat-sealing knife are used simultaneously, the heat-sealing knives on the two sides are matched with the U-shaped pressing plate and the serrated knife to carry out heat-sealing treatment on the vest type plastic bag (HDPE/LDPE); through the cooperation of the three, the limitation that the bag making machine handles the plastic bag is improved, and the cost that the customer increases equipment is saved to a machine dual-purpose.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a bottom view of the present invention;
fig. 4 is a top view of the present invention;
fig. 5 is a side view of the present invention;
fig. 6 is a partial side view of the present invention.
In the figure: 1. a cross beam; 2. the heat sealing knife supports the bar; 3. a square support block; 4. a push rod; 5. a pressure regulating device; 6. a U-shaped groove; 7. a left heat seal knife; 8. a support shaft; 9. positioning a nut; 10. a buffer spring; 11. a U-shaped pressing plate; 12. a serrated knife; 13. a receiving shaft lever; 14. a cooling hole; 15. a right heat seal knife; 16. cutter fixed block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1-5, a dual-purpose heat sealing knife device for plastic bag production comprises a cross beam 1, a heat sealing knife supporting bar 2 is arranged at the lower end of the cross beam 1, a square supporting block 3 is arranged at the upper end of the heat sealing knife supporting bar 2, the bottom end of the square supporting block 3 is fixedly welded with the upper end of the heat sealing knife supporting bar 2, and a push rod 4 is fixedly welded at the upper end of the square supporting block 3; the upper end of the cross beam 1 is provided with a pressure adjusting device 5, the output end of the pressure adjusting device 5 is fixedly connected with the upper end of the pushing rod 4, six pressure adjusting devices 5 are adopted, and the six pressure adjusting devices 5 are arranged on the cross beam 1 in two rows and three rows; a U-shaped groove 6 is formed in the center of the lower side of the heat-sealing knife supporting bar 2, and a left heat-sealing knife 7 and a right heat-sealing knife 15 are fixedly welded at the bottom ends of the heat-sealing knife supporting bar 2 on the two sides of the U-shaped groove 6; the supporting shaft lever 8 is additionally arranged at two side ends of the cross beam 1, the supporting shaft lever 8 penetrates through the cross beam 1, the positioning nut 9 is arranged at the upper end of the supporting shaft lever 8, and the buffer spring 10 is arranged at the bottom end of the supporting shaft lever 8; the bottom ends of the supporting shaft levers 8 on the two sides are fixedly additionally provided with U-shaped pressing plates 11, the bottom ends of the supporting shaft levers 8 are fixedly welded with the upper end faces of the U-shaped pressing plates 11, and the bottom ends of the buffer springs 10 are in contact connection with the upper end faces of the U-shaped pressing plates 11; the U-shaped pressing plate 11 is positioned in a U-shaped groove 6 in the center of the lower side of the heat sealing knife supporting bar 2, the upper part of the U-shaped pressing plate 11 is provided with a cooling hole 14, and two ends of the cooling hole 14 are in circulating circulation of cooling liquid through an external pipeline; a serrated knife 12 is additionally arranged at the bottom end of the U-shaped pressing plate 11, and the serrated knife 12 is positioned in the center of the left heat-seal knife 7 and the right heat-seal knife 15; the two sides of the upper end of the heat sealing knife supporting bar 2 are provided with a bearing shaft lever 13, and the pushing rod 4 is positioned at the inner side of the bearing shaft lever 13.
The heat sealing knife device synchronously works by six pressure adjusting devices 5, pushes a push rod 4 at the front end to reciprocate, drives a heat sealing knife supporting bar 2 to reciprocate through a square supporting block 3, and vertically reciprocates a left heat sealing knife 7 arranged on two sides of the lower end of the heat sealing knife supporting bar 2 to heat seal plastic bags; the movement position of the U-shaped pressing plate 11 is limited through the arranged positioning screw cap 9, and the U-shaped pressing plate 11 is prevented from being impacted to the bottom end of the cross beam 1 due to excessive upward movement, so that the stability of the whole body is influenced; through installation buffer spring 10, when promoting the motion of U type clamp plate 11, have good buffering effect, when U type clamp plate 11 up-and-down motion, drive serrated knife 12 up-and-down motion, through the U type clamp plate 11 that sets up, can compress tightly the packaging bag body, make things convenient for serrated knife 12 to carry out work.
In summary, the following steps: according to the heat-sealing knife device, the six pressure adjusting devices 5 arranged synchronously work to drive the heat-sealing knife supporting bar 2 to stably move up and down, so that the stability of the up-and-down reciprocating motion of the heat-sealing knife 7 on the left side of the lower end is improved, and the stability of the heat-sealing treatment of the heat-sealing knife 7 on the flat plastic bag on the left side is ensured; the left heat-seal knife 7, the right heat-seal knife 15, the U-shaped pressing plate 11 and the serrated knife 12 work simultaneously, and the four parts are used in a matched mode to produce a vest-type plastic bag (HDPE/LDPE), because the two ends of the vest-type plastic bag (HDPE/LDPE) need to be subjected to heat sealing, the U-shaped pressing plate 11 compresses the bag, the serrated knife 12 cuts off the bag, and then the vest shape is cut; the efficiency of heat-seal processing is done to the plastic bag has been improved.
Example two
Referring to fig. 5 and 6, the plastic bag is heat sealed by a single-side heat sealing knife, the bag is pressed by a U-shaped pressing plate 11, the plastic bag is cut by a serrated knife 12, and the plastic bag produced by the cooperation is a flat-open type plastic bag (HDPE/LDPE) with one end sealed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a dual-purpose hot sealing knife device to plastic bag production, includes crossbeam (1), its characterized in that: the lower end of the cross beam (1) is provided with a heat-sealing knife supporting bar (2), the upper end of the heat-sealing knife supporting bar (2) is provided with a square supporting block (3), the bottom end of the square supporting block (3) is fixedly welded with the upper end of the heat-sealing knife supporting bar (2), and the upper end of the square supporting block (3) is fixedly welded with a pushing rod (4); the upper end of the cross beam (1) is provided with a pressure adjusting device (5), and the output end of the pressure adjusting device (5) is fixedly connected with the upper end of the pushing rod (4); a U-shaped groove (6) is formed in the center of the lower side of the heat-sealing knife supporting bar (2), and a left heat-sealing knife (7) and a right heat-sealing knife (15) are fixedly welded at the bottom ends of the heat-sealing knife supporting bar (2) on the two sides of the U-shaped groove (6); the supporting shaft rods (8) are additionally arranged at two side ends of the cross beam (1), the supporting shaft rods (8) penetrate through the cross beam (1), positioning nuts (9) are arranged at the upper ends of the supporting shaft rods (8), and buffer springs (10) are arranged at the bottom ends of the supporting shaft rods (8); the bottom ends of the supporting shaft levers (8) on the two sides are fixedly additionally provided with U-shaped pressing plates (11), the bottom ends of the supporting shaft levers (8) are fixedly welded with the upper end faces of the U-shaped pressing plates (11), and the bottom ends of the buffer springs (10) are in contact connection with the upper end faces of the U-shaped pressing plates (11); the U-shaped pressing plate (11) is located in a U-shaped groove (6) in the center of the lower side of the heat seal cutter supporting bar (2), a serrated knife (12) is additionally arranged in the middle of the U-shaped pressing plate (11), the serrated knife (12) is fixedly welded on a cutter fixing block (16), a cooling hole (14) is formed in the upper portion of the U-shaped pressing plate (11), and cooling liquid circulation is carried out at two ends of the cooling hole (14) through an external pipeline.
2. A dual-purpose heat sealing knife device for plastic bag production as claimed in claim 1 wherein: the serrated knife (12) is positioned in the center of the left heat-seal knife (7) and the right heat-seal knife (15).
3. A dual-purpose heat sealing knife device for plastic bag production as claimed in claim 1 wherein: the left heat-sealing knife (7) and the right heat-sealing knife (15) work simultaneously to carry out heat sealing, and work together with the serrated knife (12) which is pressed by the U-shaped pressing plate to carry out cutting-off action to produce the vest type plastic bag.
4. A dual-purpose heat sealing knife device for plastic bag production as claimed in claim 1 wherein: the left heat sealing knife (7) carries out heat sealing work and is matched with the serrated knife (12) which is pressed by the U-shaped pressing plate and then carries out cutting action to produce the flat plastic bag.
5. A dual-purpose heat sealing knife device for plastic bag production as claimed in claim 1 wherein: the right heat sealing knife (15) carries out heat sealing work and is matched with the serrated knife (12) which is pressed by the U-shaped pressing plate and then carries out cutting action to produce the flat-opening type plastic bag.
6. A dual-purpose heat sealing knife device for plastic bag production as claimed in claim 1 wherein: the two sides of the upper end of the heat sealing knife supporting bar (2) are provided with a bearing shaft lever (13), and the pushing rod (4) is positioned on the inner side of the bearing shaft lever (13).
7. A dual-purpose heat sealing knife device for plastic bag production as claimed in claim 1 wherein: six pressure adjusting devices (5) are adopted, and the six pressure adjusting devices (5) are arranged on the cross beam (1) in two rows and three columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921710071.5U CN210940695U (en) | 2019-10-14 | 2019-10-14 | Dual-purpose hot sealing cutter device to plastic bag production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921710071.5U CN210940695U (en) | 2019-10-14 | 2019-10-14 | Dual-purpose hot sealing cutter device to plastic bag production |
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| Publication Number | Publication Date |
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| CN210940695U true CN210940695U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921710071.5U Active CN210940695U (en) | 2019-10-14 | 2019-10-14 | Dual-purpose hot sealing cutter device to plastic bag production |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111844910A (en) * | 2020-08-14 | 2020-10-30 | 重庆新瑞丽包装印务有限公司 | Automatic inflation sealing equipment for gas column bag |
-
2019
- 2019-10-14 CN CN201921710071.5U patent/CN210940695U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111844910A (en) * | 2020-08-14 | 2020-10-30 | 重庆新瑞丽包装印务有限公司 | Automatic inflation sealing equipment for gas column bag |
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