A heat seal assembly

Abstract

The utility model relates to a kind of heat sealing assembly, including heat sealing rack, heat sealing rack is hingedly equipped with heat sealing drive device, heat sealing drive device is hingedly equipped with drive swing bar in output end, drive swing bar one end is hingedly connected with the output end of heat sealing drive device, the other end hingedly connected and is equipped with first hinged plate, drive swing bar is equipped with second hinged plate, swing bar is equipped with the rotating rod in middle part, rotating rod is rotatably connected with heat sealing rack, first hinged plate is hingedly equipped with first connecting seat, first connecting seat is equipped with first drive link, second hinged plate is equipped with second connecting seat, second connecting seat is equipped with second drive link, first drive link is parallel to second drive link, first drive link is equipped with first heat sealing plate connecting seat, first heat sealing plate connecting seat is equipped with first heat sealing plate, second drive link is equipped with second heat sealing plate connecting seat, second heat sealing plate connecting seat is equipped with second heat sealing plate, reduce the waste of force, guarantee heat sealing plate pressing intensity, guarantee heat sealing effect.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of packaging equipment, concretely relates to a heat sealing assembly. BACKGROUND

[0002] The existing heat sealing assembly such as the heat sealing mechanism disclosed by CN 116946458 A is a diamond structure formed by the rotation connection of four heat sealing rotating rods, two heat sealing rotating rods on the upper part of the diamond structure are respectively provided with extension plates on the outer sides, the opposite surfaces of the two extension plates are provided with heat sealing plates, and the working surfaces of the two heat sealing plates correspond to each other; a heat sealing drive motor is arranged, the output end of the heat sealing drive motor is provided with a heat sealing rotating plate, a heat sealing rocker is rotationally connected between the heat sealing rotating plate and the bottom of the diamond structure for driving the diamond structure to contract or expand in the vertical direction; the heat sealing effect of the heat sealing plate depends on the force generated when the heat sealing plates are folded and pressed, in the above structure, the force output by the heat sealing drive motor is transmitted to the extension plates through the heat sealing rotating plate, the heat sealing rocker and the diamond structure, and then drives the extension plates to overturn and drive the heat sealing plates to fold and press for heat sealing, wherein the diamond structure includes four heat sealing rotating rods, the force transmission sequentially passes through the heat sealing rotating plate, the heat sealing rocker, the lower heat sealing rotating rod and the upper heat sealing rotating rod, and the force generated by the heat sealing drive motor is wasted in the transmission process, resulting in insufficient force when the heat sealing plates are folded and pressed, which affects the heat sealing effect. SUMMARY

[0003] The utility model solves the technical problem in view of the above prior art,

[0004] The utility model provides a heat sealing assembly, reduces the waste of force, guarantees the pressing force of heat sealing plate, and guarantees the heat sealing effect.

[0005] In order to achieve the above object, the utility model provides the following technical scheme: a heat sealing assembly, including heat sealing frame, the heat sealing frame is hinged with heat sealing drive arrangement, its characterized in be: heat sealing drive arrangement is hinged with drive swing bar in output end, drive swing bar one end is hinged with heat sealing drive arrangement output end connection, and the other end hinged connection is equipped with first hinged plate, drive swing bar is hinged with second hinged plate in one end connection with heat sealing drive arrangement output end, drive swing bar middle part is equipped with the rotating rod, the rotating rod is rotatably connected with heat sealing frame, first hinged plate is hinged with first connecting seat to drive swing bar one end, first connecting seat is equipped with at least one first drive link, second hinged plate is hinged with second connecting seat to drive swing bar one end, second connecting seat is equipped with at least one second drive link, and first drive link is parallel to second drive link, first drive link is equipped with first heat sealing plate connecting seat to first connecting seat one end, first heat sealing plate connecting seat is equipped with first heat sealing plate, second drive link is equipped with second heat sealing plate connecting seat to second connecting seat one end, and second heat sealing plate connecting seat is equipped with second heat sealing plate, first heat sealing plate and second heat sealing plate are correspondingly arranged, and first heat sealing plate and second heat sealing plate are displaced on the same plane oppositely or reversely.

[0006] The utility model further provides: drive swing bar opposite two ends middle part are equipped with first connecting groove and second connecting groove respectively, first hinged plate is arranged in first connecting groove to first connecting seat one end and is hinged with first connecting groove through first hinged shaft, second hinged plate is arranged in second connecting groove to second connecting seat one end and is hinged with second connecting groove through second hinged shaft.

[0007] The utility model further provides: heat sealing drive arrangement output end includes the connecting head that is linked with heat sealing drive arrangement output shaft linkage, connecting head is seted up with third connecting groove, drive swing bar and second hinged plate connection one end are arranged in third connecting groove, and drive swing bar is hinged with third connecting groove through second hinged shaft.

[0008] The utility model discloses the output shaft of heat -seal drive device drives connecting head displacement, and connecting head drives drive swing link and rotates around pivot, and the both ends of drive swing link drive first hinged plate and second hinged plate to displace to opposite directions respectively at this moment, and then synchronously drive first drive link and second drive link drive first heat -seal plate and second heat -seal plate to displace to each other or opposite directions, and connecting head and the output shaft of heat -seal drive device are linked together, and the force of connecting head is same with the force of output shaft, and connecting head and second hinged plate are coaxial with drive swing link and are hinged, that is, the force of connecting head to second heat -seal plate passes through second hinged plate and second drive link two transmission members in proper order, and the force of connecting head to first heat -seal plate passes through drive swing link, first hinged plate and first drive link in proper order, and the transmission of transmission member to force is reduced, and the heat -seal plate pressing intensity is guaranteed, and the heat -seal effect is guaranteed.

[0009] The utility model further provides: the first connecting seat includes first connecting plate and first bottom plate perpendicularly arranged with first connecting plate, first connecting plate is opened with fourth connecting groove, first hinged plate is arranged in fourth connecting groove with fourth connecting groove through third hinged shaft hinged connection relative first drive link one end, and first drive link is arranged on first bottom plate, and the second connecting seat includes second connecting plate and second bottom plate, second connecting plate is opened with fifth connecting groove, and second hinged plate is arranged in fifth connecting groove with fifth connecting groove through fourth hinged shaft hinged connection relative drive swing link one end, and second drive link is arranged on second bottom plate.

[0010] The utility model discloses the first bottom plate drive first drive link synchronous displacement, and the second bottom plate drive second drive link synchronous displacement, and guarantee heat -seal plate displacement coordination.

[0011] The utility model further provides: the heat -seal frame is equipped with first guide seat to first drive link, and the heat -seal frame is equipped with second guide seat to second drive link, and first guide seat is equipped with with first drive link adaptation's first guide hole, and second guide seat is equipped with with second drive link adaptation's second guide hole, and first drive link is arranged in first guide hole and slides, and second drive link is arranged in second guide hole and slides, and first drive link is parallel to second drive link.

[0012] The utility model discloses the first guide seat with second guide seat guarantee first drive link with second drive link stable displacement.

[0013] The utility model discloses the beneficial effect is: reduce the waste of force, guarantee heat -seal plate pressing intensity, guarantee heat -seal effect.

[0014] The utility model discloses make further detailed explanation in combination with the drawings and examples. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A perspective view of an embodiment of the present application Figure 1 .

[0016] Figure 2 A perspective view of an embodiment of the present application Figure 2 .

[0017] Figure 3 A perspective view of an embodiment of the present application without the heat sealing frame. DETAILED DESCRIPTION

[0018] As Figure 1 — Figure 3The heat sealing assembly comprises a heat sealing frame 1, a heat sealing driving device 2 hinged to the heat sealing frame 1, the heat sealing driving device 2 can be a driving motor or a driving cylinder, a driving swing rod 3 hinged to the output end of the heat sealing driving device 2, one end of the driving swing rod 3 hinged to the output end of the heat sealing driving device 2, the other end of the driving swing rod 3 hinged to a first hinged plate 4, the driving swing rod 3 hinged to a second hinged plate 5 at the end connected to the output end of the heat sealing driving device 2, a rotating rod 6 penetrating the middle part of the driving swing rod 3, the rotating rod 6 rotatably connected to the heat sealing frame 1, the first hinged plate 4 hinged to a first connecting seat at one end of the driving swing rod 3, the first connecting seat provided with at least one first driving connecting rod 7, the second hinged plate 5 hinged to a second connecting seat at one end of the driving swing rod 3, the second connecting seat provided with at least one second driving connecting rod 8, the first driving connecting rod 7 parallel to the second driving connecting rod 8, the first driving connecting rod 7 provided with a first heat sealing plate connecting seat 9 at one end of the first connecting seat, the first heat sealing plate connecting seat 9 provided with a first heat sealing plate 10, the second driving connecting rod 8 provided with a second heat sealing plate connecting seat 11 at one end of the second connecting seat, the second heat sealing plate connecting seat 11 provided with a second heat sealing plate 12, the first heat sealing plate 10 and the second heat sealing plate 12 correspondingly arranged, the first heat sealing plate 10 and the second heat sealing plate 12 displaced on the same plane, the driving swing rod 3 provided with a first connecting groove 301 and a second connecting groove 302 at the middle part of the two ends, respectively, the first hinged plate 4 arranged in the first connecting groove 301 at one end of the first connecting seat and hinged to the first connecting groove 301 through a first hinged shaft, the second hinged plate 5 arranged in the second connecting groove 302 at one end of the second connecting seat and hinged to the second connecting groove 302 through a second hinged shaft, the output end of the heat sealing driving device 2 comprising a connecting head 201 connected to the output shaft of the heat sealing driving device 2, the connecting head 201 provided with a third connecting groove 13, the driving swing rod 3 arranged in the third connecting groove 13 at the connecting end of the second hinged plate 5, the driving swing rod 3 hinged to the third connecting groove 13 through a second hinged shaft, the first connecting seat comprising a first connecting plate 14 and a first bottom plate 15 arranged perpendicularly to the first connecting plate 14, the first connecting plate 14 provided with a fourth connecting groove 16, the first hinged plate 4 arranged in the fourth connecting groove 16 at one end of the first driving connecting rod 7 and hinged to the fourth connecting groove 16 through a third hinged shaft, the first driving connecting rod 7 arranged on the first bottom plate 15, the second connecting seat comprising a second connecting plate 17 and a second bottom plate 18, the second connecting plate 17 provided with a fifth connecting groove 19, the second hinged plate 5 arranged in the fifth connecting groove 19 at one end of the driving swing rod 3 and hinged to the fifth connecting groove 19 through a fourth hinged shaft, the second driving connecting rod 8 arranged on the second bottom plate 18, in the embodiment, the first driving connecting rod 7 and the second driving connecting rod 8 are respectively provided with two, the heat sealing frame 1 provided with a first guide seat 20 corresponding to the first driving connecting rod 7, the heat sealing frame 1 provided with a second guide seat 21 corresponding to the second driving connecting rod 8, the first guide seat 20 provided with a first guide hole matched with the first driving connecting rod 7,The second guide seat 21 is provided with a second guide hole matched with the second driving link 8, the first driving link 7 is slidingly arranged in the first guide hole, the second driving link 8 is slidingly arranged in the second guide hole, and the first driving link 7 is parallel to the second driving link 8.

Claims

1. A heat sealing assembly comprising a heat sealing carriage hingedly provided with heat sealing drive means, characterized in that: The heat sealing driving device is hingedly provided with a driving swing rod at the output end, one end of the driving swing rod is hingedly connected with the output end of the heat sealing driving device, the other end is hingedly connected with a first hinged plate, the driving swing rod is hingedly provided with a second hinged plate at the end connected with the output end of the heat sealing driving device, a rotating rod is arranged in the middle of the driving swing rod, the rotating rod is rotationally connected with the heat sealing rack, the first hinged plate is hingedly provided with a first connecting seat at one end of the driving swing rod, the first connecting seat is provided with at least one first driving connecting rod, the second hinged plate is hingedly provided with a second connecting seat at one end of the driving swing rod, the second connecting seat is provided with at least one second driving connecting rod, the first driving connecting rod is parallel to the second driving connecting rod, the first driving connecting rod is provided with a first heat sealing plate connecting seat at one end of the first connecting seat, the first heat sealing plate connecting seat is provided with a first heat sealing plate, the second driving connecting rod is provided with a second heat sealing plate connecting seat at one end of the second connecting seat, the second heat sealing plate connecting seat is provided with a second heat sealing plate, the first heat sealing plate and the second heat sealing plate are correspondingly arranged, and the first heat sealing plate and the second heat sealing plate are displaced on the same plane.

2. A heat seal assembly according to claim 1, characterised in that: The driving swing rod is provided with a first connecting groove and a second connecting groove in the middle of the opposite ends, the first hinged plate is arranged in the first connecting groove at one end of the first connecting seat and is hingedly connected with the first connecting groove through a first hinged shaft, and the second hinged plate is arranged in the second connecting groove at one end of the second connecting seat and is hingedly connected with the second connecting groove through a second hinged shaft.

3. A heat seal assembly according to claim 2, characterised in that: The output end of the heat sealing driving device comprises a connecting head connected with the output shaft of the heat sealing driving device, the connecting head is provided with a third connecting groove, one end of the driving swing rod and the second hinged plate is arranged in the third connecting groove, and the driving swing rod is hingedly connected with the third connecting groove through the second hinged shaft.

4. A heat seal assembly according to claim 1 or 2, characterised in that: The first connecting seat comprises a first connecting plate and a first bottom plate arranged perpendicularly to the first connecting plate, the first connecting plate is provided with a fourth connecting groove, the first hinged plate is arranged in the fourth connecting groove at one end of the first driving connecting rod and is hingedly connected with the fourth connecting groove through a third hinged shaft, the first driving connecting rod is arranged on the first bottom plate, the second connecting seat comprises a second connecting plate and a second bottom plate, the second connecting plate is provided with a fifth connecting groove, the second hinged plate is arranged in the fifth connecting groove at one end of the driving swing rod and is hingedly connected with the fifth connecting groove through a fourth hinged shaft, and the second driving connecting rod is arranged on the second bottom plate.

5. A heat seal assembly according to claim 4, characterised in that: The heat sealing rack is provided with a first guide seat corresponding to the first driving connecting rod, the heat sealing rack is provided with a second guide seat corresponding to the second driving connecting rod, the first guide seat is provided with a first guide hole matched with the first driving connecting rod, the second guide seat is provided with a second guide hole matched with the second driving connecting rod, the first driving connecting rod is slidingly arranged in the first guide hole, the second driving connecting rod is slidingly arranged in the second guide hole, and the first driving connecting rod is parallel to the second driving connecting rod.

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