CN218432083U - Reciprocating transverse sealing structure for sealing in advance - Google Patents
Reciprocating transverse sealing structure for sealing in advance Download PDFInfo
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- CN218432083U CN218432083U CN202223066728.3U CN202223066728U CN218432083U CN 218432083 U CN218432083 U CN 218432083U CN 202223066728 U CN202223066728 U CN 202223066728U CN 218432083 U CN218432083 U CN 218432083U
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Abstract
The utility model provides a reciprocating type horizontal sealing structure of involution in advance relates to reciprocating type horizontal sealing structure technical field. The method comprises the following steps: go up sealer (10), lower sealer (8) and drive go up sealer (10) and lower sealer (8) carry out class D font orbit reciprocating motion's actuating mechanism, still include: and the power device is arranged on the upper sealer (10) and controls the upper sealer (10) to stably and vertically move. Compared with the prior art, the utility model discloses there is following technical advantage: the upper sealer (10) and the lower sealer (8) are in contact with the packaging film in advance for sealing by adding a power device to apply longitudinal acting force, so that the sealing time is prolonged, the acceleration and deceleration speed and the running speed can be kept unchanged, and the running is stable.
Description
Technical Field
The utility model relates to a reciprocating type violently seals technical field, in particular to reciprocating type violently seals structure of involution in advance.
Background
The transverse sealing structure is a sealing unit of a pillow type packaging machine, and is used for transversely sealing and heating the packaging material outside a packaging material and transversely cutting the whole packaging material with the packaging material inside to finish bag type sub-packaging of the packaging material.
There are two main ways of constructing a common transverse seal: the rotary transverse sealing structure is a mechanism which simultaneously rotates oppositely to carry out heat sealing and cutting by the upper sealing cutter and the lower sealing cutter, and the winding problem of heating pipes and cables exists during rotation; the reciprocating type transverse sealing structure is characterized in that the transverse sealing mechanism does non-uniform D-shaped track motion, an upper sealer and a lower sealer in the transverse sealing mechanism are in butt joint with each other to clamp the packaging material to be sealed and synchronously and horizontally run with the packaging material with the material to be filled in the track to complete the heat sealing in the horizontal running stage, and the tightness of the sealing is greatly influenced by the horizontal moving distance.
The existing transverse sealing structure type D-shaped track is small, the distance of a horizontal running stage is short, the sealing time is short, the production efficiency is high, the transverse sealing structure type D-shaped track is suitable for products with the length of a transverse sealing bag within 90mm, products with the length of the transverse sealing bag within 90-120mm need longer sealing time, the sealing time can be prolonged only by increasing the horizontal moving distance in the existing reciprocating type transverse sealing technology, the distance of the horizontal running stage needs to be increased, and the increasing length of the corresponding type D-shaped track is doubled. The increased track of the similar D-shaped body is larger, and the single reciprocating time can be shortened by increasing the speed so as to keep higher production efficiency. The packing machine shaking property is too large due to the fact that acceleration and deceleration are too frequent, the packing machine shakes greatly, material dislocation is prone to occurring, the speed of the reciprocating packing machine is limited finally, and production efficiency cannot be improved. At present, a reciprocating type transverse sealing mechanism which is suitable for transverse sealing bags with various specifications and lengths, has high speed and runs stably is still lacked.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a reciprocating type horizontal sealing structure of involution in advance carries out the involution in advance through applying longitudinal force and prolongs the involution time, solves above-mentioned technical problem.
The specific technical scheme is a reciprocating type horizontal sealing structure for sealing in advance, which comprises: go up sealer, lower sealer and drive go up sealer and lower sealer and carry out the actuating mechanism of class D font orbit reciprocating motion, still include: and the power device is arranged on the upper sealer and controls the upper sealer to stably and vertically move.
Preferably, the power device is a distance adjusting cylinder, the distance adjusting cylinder is fixedly mounted on the upper transverse sealing tool rest, the sealer mounting plate is fixedly mounted at the telescopic end of the distance adjusting cylinder, and the upper sealer is fixedly mounted on the sealer mounting plate.
Preferably, there are two distance-adjusting cylinders, and the two distance-adjusting cylinders are symmetrically distributed on the upper transverse sealing tool rest.
Preferably, the method further comprises the following steps: the vertical plate sealing device comprises a left vertical plate and a right vertical plate which are fixedly erected on the ground, a bottom beam is fixedly arranged between the two vertical plates, a gap gear is rotatably arranged on the outer side of each vertical plate through a flange plate, the gap gear is in transmission connection with a driving wheel through a meshed driven wheel, the driving wheel is connected with a driving motor through a driving shaft, the driven wheel is connected with a lower sealer arranged on a lower transverse sealing cutter frame through a driven shaft, a driven limiting disc is arranged on the inner side of each vertical plate, the gap gear is connected with the upper transverse sealing cutter frame through a bearing stand column and a movable sliding block, the bearing stand column penetrates through the driven limiting disc, and the movable sliding block is positioned on the outer side of the bearing stand column.
Preferably, a cutter cylinder is arranged in the middle of the upper transverse sealing tool rest, and a cutter is arranged below the cutter cylinder.
Preferably, a cutter connecting sleeve is arranged between the cutter cylinder and the cutter, and a spring is arranged in the cutter connecting sleeve.
Compared with the prior art, the utility model discloses there is following technical advantage: the upper sealer and the lower sealer are enabled to contact the packaging film in advance for sealing by applying longitudinal acting force through additionally arranging the power device, so that the sealing time is prolonged, the acceleration and deceleration speed and the running speed can be kept unchanged, and the operation is stable; when the transverse sealing mechanism is applied to products with the length of a transverse sealing bag within 90mm, the motion trail can be reduced, and the acceleration and the deceleration of a transverse sealing structure in the motion trail are relatively small, so that the jitter of the packaging machine is smaller, the operation is stable, and the speed of a reciprocating packaging machine can be further improved; the sealing device is applied to products with the length of a transverse sealing bag being 90-120mm, can prolong sealing time on the basis of not increasing the length of a D-shaped track, meets the requirement of transverse sealing, and can keep constant acceleration, deceleration and running speed and run stably.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:
figure 1 is a perspective view of a reciprocating cross seal structure with advanced sealing,
figure 2 is a front view of a reciprocating cross seal arrangement of the pre-seal,
figure 3 is a top view of a reciprocating cross seal configuration with advance sealing,
figure 4 is a left side view of a reciprocating cross seal configuration with advance sealing,
figure 5 is a schematic diagram of the track of the upper sealer and the lower sealer of the present invention,
wherein: 1. the device comprises a clearance gear, 2, a flange plate, 3, a vertical plate, 4, a driven limiting disc, 5, a bearing upright post, 6, a movable sliding block, 7, an upper transverse sealing tool rest, 8, a lower sealer, 9, a sealer mounting plate, 10, an upper sealer, 11, a lower transverse sealing tool rest, 12, a bottom beam, 13, a driving shaft, 14, a cutter cylinder, 15, a cutter connecting sleeve, 16, a distance adjusting cylinder, 17, a driving wheel, 19, a driven shaft, 20 and a driven wheel.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments of the present invention and the description thereof are used to explain the present invention, but are not intended to limit the present invention.
In the description of the present invention, it should be noted that the terms "inner", "outer", "left" and "right" indicate the position or positional relationship shown on the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
As can be appreciated with reference to fig. 1-5, a pre-sealing reciprocating cross-seal structure includes: go up sealer 10, lower sealer 8 and drive go up sealer 10 and lower sealer 8 carry out the drive mechanism of class D font orbit reciprocating motion, still include: and a power device installed on the upper sealer 10 and controlling the upper sealer 10 to move vertically and smoothly.
The working principle is as follows: the driving mechanism controls the upper sealer 10 and the lower sealer 8 in the transverse sealing structure to perform D-shaped track reciprocating motion, the D-shaped track of the first time comprises a linear running stage and an arc-shaped bent section, the packaging film is sealed in the linear running stage, the arc-shaped bent section is matched with the upper sealer and the lower sealer in a vertical moving mode and a horizontal moving mode, one reciprocating motion is completed, and one sealing is completed in one motion cycle. Before the upper sealer 10 and the lower sealer 8 enter the linear motion contacting the packaging film, the upper sealer 10 and the lower sealer 8 are controlled to contact the packaging film in advance by the power device to carry out heat transfer and sealing by applying longitudinal force, so that the sealing time is prolonged. On the basis of not increasing the length of a D-shaped track, the sealing time is prolonged, the acceleration and deceleration speed and the running speed can be kept unchanged, the running is stable, and the production efficiency is higher.
The horizontal sealing structure is applied to products with the length of a horizontal sealing bag within 90mm, the motion trail can be reduced, and the acceleration and the deceleration of the horizontal sealing structure in the motion trail are relatively small, so that the jitter of the packaging machine is smaller, the operation is stable, the materials are not easy to misplace, and the speed of the reciprocating packaging machine can be further improved; the sealing device is applied to products with transverse sealing bags of 90-120mm in length, on the basis that the length of a D-shaped track is not increased, sealing time can be prolonged, transverse sealing requirements are met, the acceleration and deceleration and the running speed can be kept unchanged, the operation is stable, the jitter of a packaging machine is small, and materials are not prone to dislocation.
In one embodiment, the power device is a distance adjusting cylinder 16, the distance adjusting cylinder 16 is fixedly mounted on the upper transverse sealing tool rest 7, the sealer mounting plate 9 is fixedly mounted at the telescopic end of the distance adjusting cylinder 16, and the upper sealer 10 is fixedly mounted on the sealer mounting plate 9.
In one embodiment, there are two of the distance adjusting cylinders 16, and the two distance adjusting cylinders 16 are symmetrically distributed on the upper transverse sealing tool rest 7. During installation, the two distance-adjusting cylinders 16 are adjusted to be equidistant, and the specific distance is adjusted according to the packaging speed of a customer and the thickness of a film.
In one embodiment, further comprising: the vertical plate sealing device comprises a left vertical plate 3 and a right vertical plate 3 which are fixedly erected on the ground, a bottom beam 12 is fixedly installed between the two vertical plates 3, a gap gear 1 is rotatably installed on the outer side of each vertical plate 3 through a flange 2, the gap gear 1 is in transmission connection with a driving wheel 17 through a meshed driven wheel 20, the driving wheel 17 is connected with a driving motor through a driving shaft 13, the driven wheel 20 is connected with a lower sealer 8 installed on a lower transverse sealing knife rest 11 through a driven shaft 19, a driven limiting disc 4 is installed on the inner side of each vertical plate 3, the gap gear 1 is connected with an upper transverse sealing knife rest 7 through a bearing upright post 5 and a movable sliding block 6, the bearing upright post 5 penetrates through the driven limiting disc 4, and the movable sliding block 6 is located on the outer side of the bearing upright post 5.
In one embodiment, a cutter cylinder 14 is arranged in the middle of the upper transverse sealing tool rest 7, and a cutter is arranged below the cutter cylinder 14. The cutter cylinder 14 controls the cutter to move downwards to cut off the heat-sealed packaging film.
In one embodiment, a cutter connecting sleeve 15 is arranged between the cutter cylinder 14 and the cutter, and a spring is arranged in the cutter connecting sleeve 15. The cutter cylinder 14 drives the cutter to cut the film downwards, and the cutter connecting sleeve 15 assists the cutter to bounce quickly.
Example 1: as will be appreciated in connection with fig. 1-5, a pre-sealing reciprocating cross-seal structure includes: a left vertical plate 3 and a right vertical plate 3 which are fixedly erected on the ground, a bottom beam 12 is fixedly arranged between the two vertical plates 3, an upper sealer 10, a lower sealer 8, a driving mechanism for driving the upper sealer 10 and the lower sealer 8 to do reciprocating motion with a D-shaped track, and a power device which is arranged on the upper sealer 10 and controls the upper sealer 10 to stably and vertically move,
the outer side of the vertical plate 3 is rotatably provided with a gap gear 1 through a flange 2, the gap gear 1 is in transmission connection with a driving wheel 17 through a meshed driven wheel 20, the driving wheel 17 is connected with a driving motor through a driving shaft 13, the driven wheel 20 is connected with a lower sealer 8 arranged on a lower transverse sealing knife rest 11 through a driven shaft 19,
a driven limiting disc 4 is arranged on the inner side of the vertical plate 3, the gap gear 1 is connected with the upper transverse sealing tool rest 7 through a bearing upright post 5 and a movable sliding block 6, the bearing upright post 5 penetrates through the driven limiting disc 4, the movable sliding block 6 is positioned on the outer side of the bearing upright post 5,
the power device is a distance-adjusting cylinder 16, the distance-adjusting cylinder 16 is fixedly arranged on the upper transverse sealing tool rest 7, the sealer mounting plate 9 is fixedly arranged at the telescopic end of the distance-adjusting cylinder 16, the upper sealer 10 is fixedly arranged on the sealer mounting plate 9,
a cutter cylinder 14 is arranged in the middle of the upper transverse sealing cutter frame 7, and a cutter is arranged below the cutter cylinder 14.
In this embodiment, a PLC programmable controller is used as a main control device to control the driving motor, the distance-adjusting cylinder 16 and the cutter cylinder 14. The PLC is internally programmed to control the linear speed of a horizontal band film by sending signals, the driving motor controls the upper sealer 10 and the lower sealer 8 in the transverse sealing structure to move up and down and move left and right in a reciprocating mode, the overall motion is similar to D-shaped track reciprocating motion, the packaging film is sealed in a linear running stage, the similar D-shaped track is a motion period, one motion period completes one sealing, the horizontal band film is formed before the packaging film is cut off, and the PLC controls the distance-adjusting cylinder 16 to apply longitudinal acting force to enable the upper sealer 10 to move downwards before entering the linear motion and be sealed with the lower sealer 8 in advance so as to prolong the sealing time.
The specific actions are as follows:
s1, when a transverse sealing structure normally operates, the upper sealer 10 and the lower sealer 8 seal a packaging film only in a linear operation stage, the sealing angle of the driving shaft 13 is set, the distance-adjusting cylinder 16 is in a non-force-applying state at the moment, and the position is a zero point;
s2, opening the distance adjusting cylinder 16, wherein the distance adjusting cylinder 16 can extend to the maximum state before a transverse sealing structure of the reciprocating type packaging machine is sealed at an angle, before the upper sealer 10 and the lower sealer 8 enter a linear operation stage, the upper sealer 10 and the lower sealer 8 are in contact with a packaging film in advance due to the longitudinal acting force of the distance adjusting cylinder 16, so that heat is transferred to the packaging film,
s3, when the transverse sealing structure of the reciprocating type packaging machine is about to reach the sealing angle, the distance adjusting cylinder 16 is immediately retracted to the zero point, and a part of heat is conducted to the packaging film in advance, so that the melting point of the packaging film is quickened,
s4, in the horizontal sliding distance on the reciprocating type packaging machine, when the packaging film reaches the melting point, the packaging film is extruded and sealed through the mechanical pressure exerted by the upper sealer 10 and the lower sealer 8, the cutter cylinder 14 acts in the extrusion process to drive the cutter to cut off the packaging film, and therefore one-time heat sealing and cutting packaging is completed,
and S5, repeating the steps S2-S4, and completing the packaging process for multiple times in the reciprocating motion.
Example 2: on the basis of the structure of the embodiment 1, two distance adjusting cylinders 16 are arranged, and the two distance adjusting cylinders 16 are symmetrically distributed on the upper transverse sealing tool rest 7. The double-cylinder adjustment is realized, the force application is balanced, the stable operation is ensured, and meanwhile, a customer can select to use or not to use according to the thickness and the speed of the packaging film.
Example 3: on the basis of the structure of the embodiment 1, a cutter connecting sleeve 15 is arranged between the cutter cylinder 14 and the cutter, and a spring is arranged in the cutter connecting sleeve 15.
The foregoing is only a preferred embodiment of the present invention and is not intended to limit the present invention in any way, and those skilled in the art may make modifications and changes to the equivalent embodiments using the teachings of the present invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (6)
1. Reciprocating type horizontal seal structure of closing in advance includes: go up sealer (10), lower sealer (8) and drive go up sealer (10) and lower sealer (8) carry out D font like orbit reciprocating motion's actuating mechanism, its characterized in that still includes: and the power device is arranged on the upper sealer (10) and controls the upper sealer (10) to stably and vertically move.
2. The closing-in-advance reciprocating transverse sealing structure according to claim 1, characterized in that the power device is a distance adjusting cylinder (16), the distance adjusting cylinder (16) is fixedly installed on an upper transverse sealing tool rest (7), a sealer installation plate (9) is fixedly installed at a telescopic end of the distance adjusting cylinder (16), and the upper sealer (10) is fixedly installed on the sealer installation plate (9).
3. The closing-advance reciprocating transverse sealing structure according to claim 2, characterized in that the number of the distance adjusting cylinders (16) is two, and the two distance adjusting cylinders (16) are symmetrically distributed on the upper transverse sealing tool rest (7).
4. The pre-sealed reciprocating cross-seal structure of claim 3,
further comprising: a left vertical plate (3) and a right vertical plate (3) which are fixedly arranged on the ground, a bottom beam (12) is fixedly arranged between the two vertical plates (3),
the outer side of the vertical plate (3) is rotatably provided with a clearance gear (1) through a flange plate (2), the clearance gear (1) is in transmission connection with a driving wheel (17) through a meshed driven wheel (20), the driving wheel (17) is connected with a driving motor through a driving shaft (13), the driven wheel (20) is connected with a lower sealer (8) arranged on a lower transverse sealing knife rest (11) through a driven shaft (19),
the inner side of the vertical plate (3) is provided with a driven limiting disc (4), the gap gear (1) is connected with the upper transverse sealing tool rest (7) through a bearing upright post (5) and a movable sliding block (6), the bearing upright post (5) penetrates through the driven limiting disc (4), and the movable sliding block (6) is positioned on the outer side of the bearing upright post (5).
5. The reciprocating transverse sealing structure for early sealing of claim 4 is characterized in that a cutter cylinder (14) is arranged in the middle of the upper transverse sealing cutter frame (7), and a cutter is arranged below the cutter cylinder (14).
6. The reciprocating transverse sealing structure for early sealing of claim 5, wherein a cutter connecting sleeve (15) is arranged between the cutter cylinder (14) and the cutter, and a spring is arranged in the cutter connecting sleeve (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223066728.3U CN218432083U (en) | 2022-11-18 | 2022-11-18 | Reciprocating transverse sealing structure for sealing in advance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223066728.3U CN218432083U (en) | 2022-11-18 | 2022-11-18 | Reciprocating transverse sealing structure for sealing in advance |
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| Publication Number | Publication Date |
|---|---|
| CN218432083U true CN218432083U (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223066728.3U Active CN218432083U (en) | 2022-11-18 | 2022-11-18 | Reciprocating transverse sealing structure for sealing in advance |
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| CN (1) | CN218432083U (en) |
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- 2022-11-18 CN CN202223066728.3U patent/CN218432083U/en active Active
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