Clamping and sealing machine

Abstract

The clamping and sealing machine comprises a clamping and sealing mechanism and an extrusion stretching mechanism, the clamping and sealing mechanism comprises an upper closing rod (6) and a lower closing rod (7), an upper die (8) and a lower die (9) are installed at the front end of the upper closing rod (6) and the front end of the lower closing rod (7) respectively, and the centers of forming nests of the upper die (8) and the lower die (9) are aligned. The upper closing rod (6) and the lower closing rod (7) are respectively connected with a first power part so as to drive the upper die (8) and the lower die (9) to close a buckle (13) through the center of the forming nest, and when the upper die (8) and the lower die (9) are far away from each other, the lower die (9) and a shrinkage opening of the shrinkage plate are not on the same vertical axis so as to ensure that damaged materials cannot fall on the lower die (9) when the sleeve is clamped and sealed; the front end of the upper closing rod (6) is provided with a cutter device for cutting a casing film, and the middle front part of the lower closing rod (7) is provided with a card shifting device for conveying a buckle (13) between the upper die and the lower die in a stepping manner. According to the clamping and sealing machine provided by the utility model, the external design of the cut-off knife device (10) is convenient to install and maintain, the external design of the mold closing tightness adjusting nut (28) is convenient to adjust and easy to operate, the overall structural design is more compact and reasonable, the durability and the card punching efficiency are further improved, and the failure rate is further reduced.

Description

Technical Field

[0001] This utility model mainly relates to a card sealing machine, which is mainly used in the field of sealing bagged and sheet-shaped rolled films, specifically a card sealing machine. Background Technology

[0002] The existing card sealing machine has a relatively complex structure and the adjustment of parts is inconvenient. After the card is sealed, the residual material in the shrinkage opening of the shrink plate is very easy to fall onto the lower carding mold, which causes the material to accumulate on the lower mold and affects the next card sealing. Utility Model Content

[0003] To address the shortcomings and deficiencies of current technology, this utility model proposes a card sealing machine with improved performance. The technical solution is as follows:

[0004] This utility model proposes a card sealing machine, including a card sealing mechanism and a squeezing and stretching mechanism;

[0005] The sealing mechanism includes an upper closing rod (6) and a lower closing rod (7). The upper closing rod (6) and the lower closing rod (7) are respectively equipped with an upper mold (8) and a lower mold (9) at their front ends. The upper mold (8) and the lower mold (9) are aligned at the center of their forming sockets. The upper closing rod (6) and the lower closing rod (7) are respectively connected to a first power unit to drive the upper mold (8) and the lower mold (9) to close the buckle (13) through the center of the forming socket. When the upper mold (8) and the lower mold (9) are far apart, the lower mold (9) and the shrinkage opening of the shrinkage plate are not on the same vertical axis to ensure that the damaged material will not fall onto the lower mold (9) when the sleeve is sealed. The upper closing rod (6) is equipped with a cutting device (10) for cutting the casing film at its front end. The lower closing rod (7) is equipped with a card-pulling device for stepping and conveying the buckle (13) between the upper and lower molds at its front end.

[0006] The extrusion stretching mechanism includes a first shrinking rod (17) and a second shrinking rod (18). The first shrinking rod (17) connects the upper shrinking plate A (21) and the upper shrinking plate B (20). The second shrinking rod (18) connects the lower shrinking plate A (22) and the lower shrinking plate B (23). The four shrinking plates are hinged together on a fixed extrusion shaft (26). The first shrinking rod (17) and the second shrinking rod (18) are respectively connected to a third power unit to drive the upper shrinking plate A (21), the upper shrinking plate B (20), the lower shrinking plate A (22), and the lower shrinking plate B (23) to rotate along the extrusion shaft (26), thereby causing the upper shrinking plate A (21) and the upper shrinking plate B (20) to move closer to / away from the lower shrinking plate A (22) and the lower shrinking plate B (23).

[0007] Also included is a shifting lever (25) connecting the upper shrink plate B (20) and the lower shrink plate B (23), the shifting lever (25) being connected to the fourth power part to drive the upper shrink plate B (20) and the lower shrink plate B (23) to move along the extrusion shaft (26) to approach / away from the upper shrink plate A (21) and the lower shrink plate A (22).

[0008] As a preferred embodiment of the above technical solution, a die closing tightness adjusting nut (28) is arranged on the front upper position of the upper closing rod (6), the die closing tightness adjusting nut (28) being connected to the upper die (8) through a guide rod (29) to control the distance between the upper die (8) and the lower die (9) by rotating the die closing tightness adjusting nut (28), thereby realizing the tightening / loosening of the closing buckle.

[0009] As a preferred embodiment of the above technical solution, the buckle shifting device includes a shifting fork (12) connected to the lower closing rod (7) through an eccentric wheel (11) on one side, the eccentric wheel (11) being connected to the second power part to drive the shifting fork (12) to shift the buckle (13) to move between the upper die (8) and the lower die (9).

[0010] As a preferred embodiment of the above technical solution, the first power part includes a transmission gear (1) connected to the first power part to drive its rotation, the transmission gear (1) having a punching track (2) arranged on one side surface thereof, and a first roller arranged in the punching track (2);

[0011] The first roller is connected to the middle part of a sealing lever (3), one end of the sealing lever (3) being hinged to the rack, and the other end being connected to the upper closing rod (6) and the lower closing rod (7), the upper closing rod (6) and the lower closing rod (7) being hinged to the rack at the middle parts thereof to drive the upper die (8) and the lower die (9) to approach / away from each other through the movement of the first roller in the punching track (2).

[0012] As a preferred embodiment of the above technical solution, the sealing lever (3) is connected to the upper closing rod (6) and the lower closing rod (7) through an upper knife connecting rod (5) and a lower knife connecting rod (4).

[0013] As a preferred embodiment of the above technical solution, the second power part is a chain transmission mechanism (14), one end of the chain transmission mechanism (14) being in transmission connection with the eccentric wheel (11), and the other end being in transmission connection with a sprocket coaxial with the transmission gear (1).

[0014] As a preferred embodiment of the above technical solution, the third power part and the fourth power part include an extrusion stretching track (27) on the other side of the transmission gear (1), the extrusion stretching track (27) being provided with a second roller and a third roller;

[0015] The second roller is connected with the first contraction pull rod (17) and the second contraction pull rod (18) through a contraction lever (16), the first contraction pull rod (17), the second contraction pull rod (18) and the contraction lever (16) are connected with a common hinge point, and the middle part of the contraction lever (16) is hinged to the frame;

[0016] The third roller is connected with the third contraction pull rod (19) through a first stretching lever (15), the middle part of the first stretching lever (15) is hinged to the frame, the third contraction pull rod (19) is connected with a shift lever (25), and the middle part of the shift lever (25) is hinged to the frame.

[0017] As the preferred technical scheme, the cutter device (10) comprises a cylinder (10-1) and a cutter (10-2).

[0018] The utility model provides a card seal machine, cutter device (10) external design is convenient for installation and maintenance, mould close tightness adjusting nut (28) external design adjustment is convenient, easy operation, whole structure design is more compact and reasonable, and durability and carding efficiency get further promotion, and failure rate further reduces. When the upper die (8) and the lower die (9) are far away, the lower die (9) and the contraction mouth of the contraction plate are not on the same vertical axis, so that when the sleeve is sealed, the damaged material will not fall on the lower die (9), and the material is accumulated on the lower die (9) to cause the problem of affecting next carding. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the drawings needed to be used in the embodiment description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to these drawings without creative labor for those skilled in the art.

[0020] Figure 1 It is another side view of the card seal machine structure schematic diagram provided in the embodiment of the utility model.

[0021] Figure 2 It is another side view of the card seal machine structure schematic diagram provided in the embodiment of the utility model. Figure 1

[0022] Figure 3 It is another side view of the card seal machine structure schematic diagram provided in the embodiment of the utility model.

[0023] Figure 4 It is another side view of the card seal machine structure schematic diagram provided in the embodiment of the utility model. Figure 3

[0024] Figure 5 It is another side view of the card seal machine structure schematic diagram provided in the embodiment of the utility model. Figure 4

[0025] ​​​Figure 6 is a structural schematic diagram of the extrusion and stretching mechanism provided in the embodiments of the present application;

[0026] Figure 7 is Figure 6 another angle side view of the present application;

[0027] Figure 8 Fig. the present application provides a card sealing machine structure carding state schematic diagram. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the present application more clear, the embodiments of the present application will be further described in detail below with reference to the drawings.

[0029] The present application provides a card sealing machine, which comprises a card sealing mechanism and an extrusion and stretching mechanism.

[0030] The card sealing mechanism comprises an upper closing rod 6 and a lower closing rod 7, the upper closing rod 6 and the lower closing rod 7 are respectively provided with an upper die 8 and a lower die 9 at the front ends, the upper die 8 and the lower die 9 are aligned at the center of the forming cavity, the upper closing rod 6 and the lower closing rod 7 are respectively connected to a first power part to drive the upper die 8 and the lower die 9 to close the clasp 13 through the center of the forming cavity, when the upper die 8 and the lower die 9 are away from each other, the lower die 9 and the contraction opening of the contraction plate are not on the same vertical axis, so as to ensure that the broken material will not fall on the lower die 9 when the sleeve is sealed, a cutting device 10 for cutting the casing film is arranged at the front end of the upper closing rod 6, a card pushing device for stepping the clasp 13 between the upper die and the lower die is arranged in the middle front part of the lower closing rod 7, a die closing tightness adjusting nut 28 is arranged at the upper front position of the upper closing rod 6, the die closing tightness adjusting nut 28 is connected to the upper die 8 through a guide rod 29, and the guide rod 29 is connected through threads, so as to control the distance between the upper die 8 and the lower die 9 by rotating the die closing tightness adjusting nut 28, thereby realizing the tightening / loosening of the closed clasp.

[0031] The extrusion and stretching mechanism comprises a first contraction pull rod 17 and a second contraction pull rod 18, the first contraction pull rod 17 is connected to an upper contraction plate A21 and an upper contraction plate B20, the second contraction pull rod 18 is connected to a lower contraction plate A22 and a lower contraction plate B23, the four contraction plates are hingedly connected to the fixedly arranged extrusion shaft 26, the first contraction pull rod 17 and the second contraction pull rod 18 are respectively connected to a third power part, so as to drive the upper contraction plate A21, the upper contraction plate B20, the lower contraction plate A22 and the lower contraction plate B23 to rotate along the extrusion shaft 26, thereby making the upper contraction plate A21 and the upper contraction plate B20 close to / away from the lower contraction plate A22 and the lower contraction plate B23;

[0032] Also included is a shifting fork lever 25 connecting the upper shrink plate B20 and the lower shrink plate B23, the shifting fork lever 25 being connected to the fourth power part to drive the upper shrink plate B20 and the lower shrink plate B23 to move along the extrusion shaft 26 to approach / away from the upper shrink plate A21 and the lower shrink plate A22;

[0033] The shifting device includes a shifting fork 12 connected to the lower closing lever 7 through an eccentric wheel 11, the eccentric wheel 11 being connected to the second power part to drive the shifting fork 12 to shift the buckle 13 to move between the upper die 8 and the lower die 9.

[0034] The first power part includes a transmission gear 1 connected to the first power part to drive it to rotate, one side surface of the transmission gear 1 being provided with a card punching track 2, the card punching track 2 being provided with a first roller;

[0035] The first roller is connected to the middle part of the sealing lever 3, one end of the sealing lever 3 being hinged to the rack, the other end being connected to the upper closing lever 6 and the lower closing lever 7, the upper closing lever 6 and the lower closing lever 7 being hinged to the rack, so that the first roller drives the upper die 8 and the lower die 9 to approach / away from each other by moving in the card punching track 2.

[0036] The sealing lever 3 is connected to the upper closing lever 6 and the lower closing lever 7 through the upper knife connecting rod 5 and the lower knife connecting rod 4.

[0037] The second power part is a chain transmission mechanism 14, one end of the chain transmission mechanism 14 being in transmission connection with the eccentric wheel 11, the other end being in transmission connection with a sprocket coaxial with the transmission gear 1.

[0038] The upper closing lever 6 on one side of the upper die 8 is provided with a cutting device 10, the cutting device 10 including a cylinder 10-1 and a cutting knife 10-2.

[0039] The third power part and the fourth power part include an extrusion stretching track 27 on the other side of the transmission gear 1, the extrusion stretching track 27 being provided with a second roller and a third roller;

[0040] The second roller is connected to the first shrink pull rod 17 and the second shrink pull rod 18 through a shrink lever 16, the first shrink pull rod 17, the second shrink pull rod 18 and the connection part of the shrink lever 16 adopting a common hinge point, the middle part of the shrink lever 16 being hinged to the rack;

[0041] The third roller is connected to the third shrink pull rod 19 through the first stretching lever 15, the middle part of the first stretching lever 15 being hinged to the rack, the third shrink pull rod 19 being connected to the shifting fork lever 25, the middle part of the shifting fork lever 25 being hinged to the rack.

[0042] The utility model provides a card seal machine, the external design of cutting tool device (10) is convenient to install and maintains, the external design of mould close tightness adjusting nut (28) is convenient to adjust, easy operation, the whole structure design is more compact and reasonable, the durability and the carding efficiency get further promotion, the failure rate further reduces. When the upper die (8) and lower die (9) are far away, the lower die (9) and the contraction mouth of contraction plate are not on the same vertical axis, to ensure that the broken material does not fall on the lower die (9) when the sleeve is sealed, causing the material to accumulate on the lower die (9) and affecting the next carding problem.

[0043] The technical scheme of the utility model is described, but not limited; although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it still can modify the technical scheme recorded in foregoing each embodiment, or make equivalent replacement to part technical features; and these modifications or replacements do not make the essence of corresponding technical scheme deviate from the spirit and scope of the technical scheme of each embodiment of the utility model.

Claims

1. A carton sealer characterized by, The device comprises a clamping mechanism and an extrusion stretching mechanism. The clamping mechanism comprises an upper closing rod (6) and a lower closing rod (7), the front ends of the upper closing rod (6) and the lower closing rod (7) are respectively provided with an upper die (8) and a lower die (9), the upper die (8) and the lower die (9) are aligned at the center of a forming cavity, the upper closing rod (6) and the lower closing rod (7) are respectively connected to a first power part to drive the upper die (8) and the lower die (9) to close and clamp (13) through the center of the forming cavity, when the upper die (8) and the lower die (9) are away, the lower die (9) and the contraction opening of the contraction plate are not on the same vertical axis, so as to ensure that the broken material will not fall on the lower die (9) when the sleeve is clamped, the front end of the upper closing rod (6) is provided with a cutting device (10) for cutting the casing film, the middle front part of the lower closing rod (7) is provided with a card pushing device for stepping the clamping (13) between the upper die (8) and the lower die (9). The extrusion stretching mechanism comprises a first contraction pull rod (17) and a second contraction pull rod (18), the first contraction pull rod (17) is connected to an upper contraction plate A (21) and an upper contraction plate B (20), the second contraction pull rod (18) is connected to a lower contraction plate A (22) and a lower contraction plate B (23), the four contraction plates are hinged on a fixedly arranged extrusion shaft (26), the first contraction pull rod (17) and the second contraction pull rod (18) are respectively connected to a third power part to drive the upper contraction plate A (21), the upper contraction plate B (20), the lower contraction plate A (22) and the lower contraction plate B (23) to rotate along the extrusion shaft (26), so that the upper contraction plate A (21) and the upper contraction plate B (20) are close to / away from the lower contraction plate A (22) and the lower contraction plate B (23). The device further comprises a yoke lever (25) connected to the upper contraction plate B (20) and the lower contraction plate B (23), the yoke lever (25) is connected to a fourth power part to drive the upper contraction plate B (20) and the lower contraction plate B (23) to move along the extrusion shaft (26) to be close to / away from the upper contraction plate A (21) and the lower contraction plate A (22).

2. The card sealer of claim 1, wherein, The front upper position of the upper closing rod (6) is provided with a die closing tightness adjusting nut (28), the die closing tightness adjusting nut (28) is connected to the upper die (8) through a guide rod (29), so as to control the distance between the upper die (8) and the lower die (9) by rotating the die closing tightness adjusting nut (28), so as to realize the tightness / looseness change of the clamping.

3. The card sealer of claim 1, wherein, The card pushing device comprises a yoke (12) arranged on one side of the lower closing rod (7) and connected through an eccentric wheel (11), the eccentric wheel (11) is connected to a second power part to drive the yoke (12) to push the clamping (13) to move between the upper die (8) and the lower die (9).

4. The card sealer of claim 1, wherein, The first power part comprises a transmission gear (1), the transmission gear (1) is connected to the first power part to drive it to rotate, one side surface of the transmission gear (1) is respectively provided with a card hitting track (2), the card hitting track is provided with a first roller. The first roller connecting sealing lever (3) is in the middle part, one end of the sealing lever (3) is hinged to the rack, the other end is connected to the upper closing rod (6) and the lower closing rod (7), the upper closing rod (6) and the lower closing rod (7) are hinged to the rack in the middle part, so as to drive the upper die (8) and the lower die (9) to approach / away through the movement of the first roller in the punching track (2).

5. The card sealer of claim 4, wherein, The sealing lever (3) is connected to the upper closing rod (6) and the lower closing rod (7) through the upper knife connecting rod (5) and the lower knife connecting rod (4).

6. The card sealer of claim 3, wherein, The second power part is a chain transmission mechanism (14), one end of the chain transmission mechanism (14) is in transmission connection with the eccentric wheel (11), and the other end is in transmission connection with the sprocket coaxial with the transmission gear (1).

7. The card sealer of claim 1, wherein, The third power part and the fourth power part include the extrusion stretching track (27) on the other side of the transmission gear (1), and the extrusion stretching track (27) is provided with a second roller and a third roller; The second roller is connected to the first contraction pull rod (17) and the second contraction pull rod (18) through the contraction lever (16), the first contraction pull rod (17) and the second contraction pull rod (18) are connected to the contraction lever (16) through a common hinge point, and the middle part of the contraction lever (16) is hinged to the rack; The third roller is connected to the third contraction pull rod (19) through the first stretching lever (15), the middle part of the first stretching lever (15) is hinged to the rack, and the third contraction pull rod (19) is connected to the fork lever (25), and the middle part of the fork lever (25) is hinged to the rack.

8. The card sealer of claim 1, wherein, The cutting device (10) includes a cylinder (10-1) and a cutting knife (10-2).

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