CN210140018U - Transverse sealing and cutting device of powder packaging machine - Google Patents
Transverse sealing and cutting device of powder packaging machine Download PDFInfo
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- CN210140018U CN210140018U CN201920705337.0U CN201920705337U CN210140018U CN 210140018 U CN210140018 U CN 210140018U CN 201920705337 U CN201920705337 U CN 201920705337U CN 210140018 U CN210140018 U CN 210140018U
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Abstract
A transverse sealing and cutting device of a powder packaging machine comprises a rack, a first transverse sealing seat, a second transverse sealing seat and a transverse sealing seat opening and closing control mechanism capable of driving the first transverse sealing seat and the second transverse sealing seat to open and close; the first transverse sealing seat is provided with two first transverse heat sealing strips in left and right directions, a gap is formed between the two first transverse heat sealing strips, the second transverse sealing seat is provided with two second transverse heat sealing strips in left and right directions, and a transverse cutter is arranged between the two second transverse heat sealing strips; the transverse sealing and cutting device further comprises a first exhaust pressure plate and a second exhaust pressure plate, the first exhaust pressure plate is installed on the first transverse sealing seat and located on the lower side of the first transverse heat sealing strip, the second exhaust pressure plate is installed on the second transverse sealing seat and located on the lower side of the second transverse heat sealing strip, and the first exhaust pressure plate and the second exhaust pressure plate are arranged side by side in the front-back direction. The transverse sealing and cutting device can discharge the gas in the packaging bag unit in time so as to ensure that transverse sealing and cutting are carried out on the accurate position of the transverse sealing position, thereby being beneficial to improving the sealing quality.
Description
Technical Field
The utility model relates to a equipment for packing, concretely relates to powder packagine machine's transversal seal cutting device.
Background
The utility model with application number CN201621372695.7 discloses an automatic powder packaging machine, which comprises a film feeding device, a longitudinal sealing device, a transverse sealing device, a cutting device and a feeding device; the longitudinal sealing device is arranged on a film feeding channel of the film feeding device; the transverse sealing device is arranged on a half-packaging bag feeding channel of the longitudinal sealing device; the cutting device is arranged on a packaging bag feeding channel of the transverse sealing device; in addition, the discharge opening of the feeding device faces the feed opening of the half packaging bag. The working process is as follows: the film feeding device feeds the film to the longitudinal sealing device for longitudinal sealing of the packaging bag to obtain a semi-packaging bag; in the process that the semi-packaged bags are conveyed from the outlet of the longitudinal sealing device to the inlet of the transverse sealing device, the feeding device sends powder into the semi-packaged bags; then, conveying the semi-packaging bag filled with the powder to a transverse sealing device for transverse sealing to obtain a packaging bag with complete packaging; and finally, cutting off the powder by a cutting device to finish the powder packaging process. However, a certain amount of gas is often contained in the half-pack (i.e., pack unit) longitudinally sealed by the longitudinal sealing device, which causes difficulty in transverse sealing and slitting at an accurate position of the transverse sealing portion by the transverse sealing device and the cutting device, easily causes defective products and waste products, and the resulting pack occupies a large space and is inconvenient to store and carry.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a powder packagine machine's violently seals and cuts device is provided, this kind of violently seals and cuts the device and can in time discharge the gas in the wrapping bag unit to ensure to violently seal and cut on the accurate position at violently sealing the position, be favorable to improving the involution quality. The technical scheme is as follows:
a transverse sealing and cutting device of a powder packaging machine comprises a rack, a first transverse sealing seat and a second transverse sealing seat, wherein the first transverse sealing seat and the second transverse sealing seat are arranged side by side in front and back; the first horizontal heat-seal strip that moves towards about being equipped with two on the first horizontal seal seat has the gap between two first horizontal heat-seal strips, and the horizontal heat-seal strip of second that moves towards about being equipped with two on the horizontal seal seat of second, the one-to-one of two horizontal heat-seal strips of second and two first horizontal heat-seal strips is equipped with the cross-cutter between two horizontal heat-seal strips of second, and the gap between cross-cutter and two first horizontal heat-seal strips corresponds its characterized in that: the transverse sealing and cutting device further comprises a first exhaust pressure plate and a second exhaust pressure plate, the first exhaust pressure plate is installed on the first transverse sealing seat and located on the lower side of the first transverse heat sealing strip, the second exhaust pressure plate is installed on the second transverse sealing seat and located on the lower side of the second transverse heat sealing strip, and the first exhaust pressure plate and the second exhaust pressure plate are arranged in parallel in the front-back direction.
Usually, the above-mentioned transversal sealing and cutting device is arranged below the longitudinal sealing device of the powder packaging machine. When the vertical sealing device works, all the packaging bag units which are longitudinally sealed by the vertical sealing device sequentially pass through the space between the first horizontal sealing seat and the second horizontal sealing seat from top to bottom; the transverse sealing seat opening and closing control mechanism drives the first transverse sealing seat and the second transverse sealing seat to move oppositely, so that the first transverse sealing seat and the second transverse sealing seat are close to each other; at the moment, the first exhaust pressure plate and the second exhaust pressure plate move oppositely to extrude the packaging bag unit between the first exhaust pressure plate and the second exhaust pressure plate together to exhaust the gas in the packaging bag unit, the two first transverse heat sealing strips are matched with the two second transverse heat sealing strips in a one-to-one correspondence manner, the transverse cutter is inserted into a gap between the two first transverse heat sealing strips to simultaneously complete transverse sealing and slitting at the adjacent position of the two packaging bag units, the transverse sealing of the lower side edge of the back packaging bag unit is completed by pressing one first transverse heat sealing strip and one second transverse heat sealing strip, the transverse sealing of the upper side edge of the front packaging bag unit is completed by pressing the other first transverse heat sealing strip and the other second transverse heat sealing strip, the transverse cutter transversely cuts the lower side edge of the back packaging bag unit and the upper side edge of the front packaging bag unit when being inserted into a gap between the two first transverse heat sealing strips, and the bag opening is more attractive after being sealed. The transverse sealing and cutting device can complete transverse sealing and cutting processes of the packaging bag unit through the cooperation of the first transverse sealing seat, the second transverse sealing seat, the first transverse heat sealing strip, the second transverse heat sealing strip and the transverse cutter; and through setting up first exhaust pressure board, second exhaust pressure board and to the bag body of wrapping bag unit extrude, can in time discharge the gas in the wrapping bag unit to guarantee to seal and cut on the accurate position at horizontal seal position, be favorable to improving the involution quality.
In a preferred scheme, the opening and closing control mechanism of the transverse sealing seat comprises a first opening and closing cylinder, a second opening and closing cylinder and a translation seat, wherein cylinder bodies of the first opening and closing cylinder and the second opening and closing cylinder are both arranged on the rack and move in the front-back direction, a piston rod of the first opening and closing cylinder is connected with the first transverse sealing seat, and a piston rod of the second opening and closing cylinder is connected with the translation seat; the translation seat is provided with at least one guide hole, a guide rod moving forwards and backwards is arranged in the guide hole, the guide rod is connected with the translation seat, the guide rod is sleeved with a compression spring, the compression spring is located between the translation seat and the second transverse sealing seat, one end of the compression spring is connected with the translation seat or in close contact with the translation seat, and the other end of the compression spring is connected with the second transverse sealing seat or in close contact with the translation seat. When the heat sealing device works, the first opening and closing air cylinder drives the first transverse sealing seat and the two first transverse heat sealing strips to move towards the second transverse sealing seat; the second opening and closing cylinder drives the translation seat to move, the second transverse sealing seat, the two second transverse heat sealing strips and the transverse cutter are driven by the guide rod and the compression spring to move towards the first transverse sealing seat until the two first transverse heat sealing strips and the two second transverse heat sealing strips are pressed together, and the transverse cutter is inserted into a gap between the two first transverse heat sealing strips. The compression spring is used for buffering impact force generated when the first transverse heat-sealing strip and the second transverse heat-sealing strip are pressed, and damage to the first transverse heat-sealing strip and the second transverse heat-sealing strip is avoided.
In a more preferable scheme, a piston rod of the second opening and closing cylinder is sleeved with a guide sleeve, the guide sleeve is in sliding fit with the piston rod of the second opening and closing cylinder, and the guide sleeve is connected with the second transverse sealing seat. Therefore, the second transverse sealing seat and the two second transverse heat sealing strips can be stably translated through the sliding fit between the piston rod of the second opening and closing cylinder and the guide sleeve. Generally, the second opening and closing cylinder adopts a double-rod double-shaft cylinder, namely, the second opening and closing cylinder is provided with two piston rods which perform synchronous telescopic actions, and two piston rods of the second opening and closing cylinder are respectively sleeved with a guide sleeve, so that the second transverse sealing seat and two second transverse heat sealing strips can be more stably translated.
When the packaging bag unit is transversely sealed, because the two first transverse heat-sealing strips have higher temperature, when the two first transverse heat-sealing strips are separated from the two second transverse heat-sealing strips, the edge of the upper side of the front packaging bag unit is easily bonded on the first transverse heat-sealing strip at the lower side due to high temperature, and the edge of the lower side of the rear packaging bag unit is easily bonded on the first transverse heat-sealing strip at the upper side due to high temperature, so that the transverse sealing and cutting process of the subsequent packaging bag unit is influenced. In a preferred scheme, the transverse sealing and cutting device further comprises a bag pushing strip and a bag pushing plate, wherein the bag pushing strip and the bag pushing plate are both arranged on the rack and are respectively positioned at the lower side and the upper side of the first transverse sealing seat; the bag pushing strip extends in the front-back direction, a through hole through which the bag pushing strip can pass is formed in the first exhaust pressure plate, an upward bent attaching portion is arranged at one end, close to the second transverse sealing seat, of the bag pushing strip, and the attaching portion is located between the first exhaust pressure plate and the second exhaust pressure plate; the bag pushing plate is positioned right above the joint part of the bag pushing strip and gradually inclines towards the second transverse sealing seat from top to bottom. After the transverse sealing and cutting is finished, the transverse sealing seat opening and closing control mechanism drives the first transverse sealing seat and the second transverse sealing seat to move back to back, so that the first transverse sealing seat and the second transverse sealing seat are separated from each other; at the moment, the two first transverse heat-sealing strips move backwards, the positions of the bag pushing strips and the bag pushing plate are kept unchanged, even if the upper side edge of the front packaging bag unit and the lower side edge of the rear packaging bag unit are bonded on the corresponding first transverse heat-sealing strips, the front packaging bag unit can be separated from the first transverse heat-sealing strips when the acting force applied by the attaching portion of the bag pushing strips is received, the rear packaging bag unit can be separated from the first transverse heat-sealing strips when the acting force applied by the bag pushing plate is received, the influence on the transverse sealing process of the subsequent packaging bag unit is avoided, and the sealing quality is favorably ensured. The laminating portion of the bag pushing strip and the bag pushing plate can be laminated with the bag wall of the packaging bag unit, the acting force area of the packaging bag unit is effectively increased, meanwhile, the packaging bag unit is also limited, and the transverse sealing and cutting device is guaranteed to transversely seal and cut at the accurate position of the transverse sealing position.
The transverse sealing and cutting device of the utility model can complete the transverse sealing and cutting processes of the packaging bag unit through the matching of the first transverse sealing seat, the second transverse sealing seat, the first transverse heat sealing strip, the second transverse heat sealing strip and the transverse cutter; and through setting up first exhaust pressure board, second exhaust pressure board and to the bag body of wrapping bag unit extrude, can in time discharge the gas in the wrapping bag unit to guarantee to seal and cut on the accurate position at horizontal seal position, be favorable to improving the involution quality.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a sectional view a-a of fig. 1.
Detailed Description
As shown in fig. 1 and 2, the transverse sealing and cutting device of the powder packaging machine comprises a frame 1, a first transverse sealing seat 2, a second transverse sealing seat 3, a first exhaust pressure plate 4 and a second exhaust pressure plate 5, wherein the first transverse sealing seat 2 and the second transverse sealing seat 3 are arranged side by side in front and back, and a transverse sealing seat opening and closing control mechanism 6 capable of driving the first transverse sealing seat 2 and the second transverse sealing seat 3 to open and close is arranged on the frame 1; the first transverse sealing seat 2 is provided with two first transverse heat-sealing strips 21 which run left and right, a gap 22 is formed between the two first transverse heat-sealing strips 21, the second transverse sealing seat 3 is provided with two second transverse heat-sealing strips 31 which run left and right, the two second transverse heat-sealing strips 31 correspond to the two first transverse heat-sealing strips 21 one by one, a transverse cutter 32 is arranged between the two second transverse heat-sealing strips 31, and the transverse cutter 32 corresponds to the gap 22 between the two first transverse heat-sealing strips 21; the first air exhausting plate 4 is arranged on the first transverse sealing seat 2 and is positioned at the lower side of the first transverse heat sealing strip 21, the second air exhausting plate 5 is arranged on the second transverse sealing seat 3 and is positioned at the lower side of the second transverse heat sealing strip 31, and the first air exhausting plate 4 and the second air exhausting plate 5 are arranged side by side in the front-back direction.
In this embodiment, the horizontal sealing seat opening and closing control mechanism 6 includes a first opening and closing cylinder 61, a second opening and closing cylinder 62 and a translation seat 63, wherein the cylinders of the first opening and closing cylinder 61 and the second opening and closing cylinder 62 are both installed on the frame 1 and move forward and backward, the piston rod of the first opening and closing cylinder 61 is connected with the first horizontal sealing seat 2, and the piston rod of the second opening and closing cylinder 62 is connected with the translation seat 63; a plurality of guide holes 631 are formed in the translation seat 63, a guide rod 64 moving forward and backward is arranged in each guide hole 631, and each guide rod 64 is connected with the translation seat 63; each guide rod 64 is sleeved with a compression spring 65, the compression spring 65 is positioned between the translation seat 63 and the second transverse sealing seat 3, one end of the compression spring 65 is connected or tightly contacted with the translation seat 63, and the other end of the compression spring 65 is connected or tightly contacted with the second transverse sealing seat 3; the piston rod of the second opening and closing cylinder 62 is sleeved with a guide sleeve 66, the guide sleeve 66 is in sliding fit with the piston rod of the second opening and closing cylinder, and the guide sleeve 66 is connected with the second transverse sealing seat 3.
The transverse sealing and cutting device of the embodiment further comprises a bag pushing strip 7 and a bag pushing plate 8, wherein the bag pushing strip 7 and the bag pushing plate 8 are both installed on the rack 1, and the bag pushing strip 7 and the bag pushing plate 8 are respectively positioned at the lower side and the upper side of the first transverse sealing seat 2; the bag pushing strip 7 extends in the front-back direction, a through hole 41 through which the bag pushing strip 7 can pass is formed in the first exhaust pressure plate 4, an upward bent attaching part 71 is arranged at one end, close to the second transverse sealing seat 3, of the bag pushing strip 7, and the attaching part is located between the first exhaust pressure plate 4 and the second exhaust pressure plate 5; the bag pushing plate 8 is located right above the attaching portion 71, and the bag pushing plate 8 gradually inclines towards the second transverse sealing seat 3 from top to bottom.
The following briefly describes the working principle of the transverse sealing and cutting device:
the transverse sealing and cutting device is arranged below the longitudinal sealing device of the powder packaging machine.
When the vertical sealing device works, all the packaging bag units which are longitudinally sealed by the vertical sealing device sequentially pass through the space between the first horizontal sealing seat 2 and the second horizontal sealing seat 3 from top to bottom; the first opening and closing cylinder 61 drives the first transverse sealing seat 2, the two first transverse heat-sealing strips 21 and the first exhaust pressure plate 4 to move towards the second transverse sealing seat 3 together, the second opening and closing cylinder 62 drives the translation seat 63 to move, the second transverse sealing seat 3, the two second transverse heat-sealing strips 31, the transverse cutter 32 and the second exhaust pressure plate 5 are driven by the guide rods 64 and the compression springs 65 to move towards the first transverse sealing seat 2 together, at the moment, the first exhaust pressure plate 4 and the second exhaust pressure plate 5 jointly extrude the packaging bag unit between the first transverse heat-sealing strips and the second transverse heat-sealing strips, the two first transverse heat-sealing strips 21 are matched with the two second transverse heat-sealing strips 31 in a one-to-one correspondence manner, the transverse cutter 32 is inserted into the gap 22 between the two first transverse heat-sealing strips 21, transverse sealing and cutting of the adjacent positions of the two packaging bag units are finished simultaneously, wherein one first transverse heat-sealing strip 21 and one second transverse heat-sealing strip 31 are pressed together to finish transverse sealing and transverse sealing of the lower side edge of the packaging bag unit And sealing, pressing another first transverse heat-sealing strip 21 and another second transverse heat-sealing strip 31 to complete transverse sealing of the upper side edge of the previous packaging bag unit, transversely cutting when a transverse cutter 32 is inserted into the gap 22 between the two first transverse heat-sealing strips 21, and cutting the lower side edge of the next packaging bag unit and the upper side edge of the previous packaging bag unit. After the transverse sealing and cutting are finished, the first opening and closing cylinder 61 and the second opening and closing cylinder 62 drive the first transverse sealing seat 2 and the second transverse sealing seat 3 to move back to back, so that the first transverse sealing seat 2 and the second transverse sealing seat 3 are separated from each other; at this time, the two first transverse heat-sealing strips 21 move backwards, the positions of the bag pushing strip 7 and the bag pushing plate 8 are kept unchanged, even if the upper side edge of the front packaging bag unit and the lower side edge of the rear packaging bag unit are bonded on the corresponding first transverse heat-sealing strips 21, the front packaging bag unit can be separated from the first transverse heat-sealing strips 21 when receiving the acting force applied by the attaching part of the bag pushing strip 7, and the rear packaging bag unit can be separated from the first transverse heat-sealing strips 21 when receiving the acting force applied by the bag pushing plate 8, so that the influence on the transverse sealing and cutting process of the subsequent packaging bag unit is avoided, and the sealing quality is favorably ensured.
In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and all the equivalent or simple changes made according to the structure, the features and the principle of the present invention are included in the protection scope of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (4)
1. A transverse sealing and cutting device of a powder packaging machine comprises a rack, a first transverse sealing seat and a second transverse sealing seat, wherein the first transverse sealing seat and the second transverse sealing seat are arranged side by side in front and back; the first horizontal heat-seal strip that moves towards about being equipped with two on the first horizontal seal seat has the gap between two first horizontal heat-seal strips, and the horizontal heat-seal strip of second that moves towards about being equipped with two on the horizontal seal seat of second, the one-to-one of two horizontal heat-seal strips of second and two first horizontal heat-seal strips is equipped with the cross-cutter between two horizontal heat-seal strips of second, and the gap between cross-cutter and two first horizontal heat-seal strips corresponds its characterized in that: the transverse sealing and cutting device further comprises a first exhaust pressure plate and a second exhaust pressure plate, the first exhaust pressure plate is installed on the first transverse sealing seat and located on the lower side of the first transverse heat sealing strip, the second exhaust pressure plate is installed on the second transverse sealing seat and located on the lower side of the second transverse heat sealing strip, and the first exhaust pressure plate and the second exhaust pressure plate are arranged in parallel in the front-back direction.
2. The cross-sealing and cutting apparatus of powder packaging machine as claimed in claim 1, wherein: the transverse sealing seat opening and closing control mechanism comprises a first opening and closing cylinder, a second opening and closing cylinder and a translation seat, wherein cylinder bodies of the first opening and closing cylinder and the second opening and closing cylinder are both installed on the rack and move in the front and back directions, a piston rod of the first opening and closing cylinder is connected with the first transverse sealing seat, and a piston rod of the second opening and closing cylinder is connected with the translation seat; the translation seat is provided with at least one guide hole, a guide rod moving forwards and backwards is arranged in the guide hole, the guide rod is connected with the translation seat, the guide rod is sleeved with a compression spring, the compression spring is located between the translation seat and the second transverse sealing seat, one end of the compression spring is connected with the translation seat or in close contact with the translation seat, and the other end of the compression spring is connected with the second transverse sealing seat or in close contact with the translation seat.
3. The cross-sealing and cutting apparatus of powder packaging machine as claimed in claim 2, wherein: and a piston rod of the second opening and closing cylinder is sleeved with a guide sleeve, the guide sleeve is in sliding fit with the piston rod of the second opening and closing cylinder, and the guide sleeve is connected with the second transverse sealing seat.
4. The cross-sealing device for powder packing machine according to any one of claims 1-3, wherein: the transverse sealing and cutting device further comprises a bag pushing strip and a bag pushing plate, the bag pushing strip and the bag pushing plate are both arranged on the rack, and the bag pushing strip and the bag pushing plate are respectively positioned on the lower side and the upper side of the first transverse sealing seat; the bag pushing strip extends in the front-back direction, a through hole through which the bag pushing strip can pass is formed in the first exhaust pressure plate, an upward bent attaching portion is arranged at one end, close to the second transverse sealing seat, of the bag pushing strip, and the attaching portion is located between the first exhaust pressure plate and the second exhaust pressure plate; the bag pushing plate is positioned right above the joint part of the bag pushing strip and gradually inclines towards the second transverse sealing seat from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920705337.0U CN210140018U (en) | 2019-05-17 | 2019-05-17 | Transverse sealing and cutting device of powder packaging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920705337.0U CN210140018U (en) | 2019-05-17 | 2019-05-17 | Transverse sealing and cutting device of powder packaging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210140018U true CN210140018U (en) | 2020-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920705337.0U Active CN210140018U (en) | 2019-05-17 | 2019-05-17 | Transverse sealing and cutting device of powder packaging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210140018U (en) |
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2019
- 2019-05-17 CN CN201920705337.0U patent/CN210140018U/en active Active
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