CN211766725U

CN211766725U - Sealing device for plastic bag packaging

Info

Publication number: CN211766725U
Application number: CN201922256800.0U
Authority: CN
Inventors: 唐宏
Original assignee: Hubei Tongshengbang Packaging Materials Co ltd
Current assignee: Hubei Tongshengbang Packaging Materials Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-10-27
Anticipated expiration: 2029-12-16

Abstract

The utility model relates to a plastic bag seals technical field, and discloses a sealing device for plastic bag packaging, including casing, first motor and first belt, the left side of casing and the right-hand member fixed connection of first motor, the output and the first belt swing joint of first motor. This closing device is used to plastic bag packing, place between driven voller and driving roller through the plastic bag that will treat to seal, the plastic bag can be in the transmission between driven voller and driving roller, can not take place the skew, first motor drives the semi-gear and rotates, the semi-gear drives driven gear and rotates, the pinion rack moves down, the heating block moves down and carries out the hot melt to the plastic bag opening and seal, the part that the semi-gear has the tooth once more with pinion rack side flank of tooth contact, the pinion rack rises, the heating block rises, people need not to contact with the heating block, and the plastic bag is restricted the position by driven voller and driving roller, the skew can not take place in the department of sealing, it has the deviation to have solved traditional manual work and sealed the position.

Description

Sealing device for plastic bag packaging

Technical Field

The utility model relates to a plastic bag seals technical field, specifically is a closing device for plastic bag packaging.

Background

Most of plastic bags are two plastic films which are sealed through hot melting and the like, and the other opening is in an open state, so that the plastic bags become a complete plastic bag.

The tradition trade of preparing the plastic bag is equipped with the machine of hot frit through manual operation, seals through pressing down hot frit to the opening part of waiting to seal the plastic bag, and this kind of mode is inefficient, and manual operation can not place the plastic bag in accurate position, and the position that the hot melt sealed is also very easily deviated, and long-time manual operation presses the hot melt piece and is scalded easily.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a closing device for plastic bag packing possesses the position of sealing accuracy, operation safety, advantage such as quick, has solved traditional manual work and has sealed the position and have the deviation, easily scald, the problem of inefficiency.

(II) technical scheme

For realizing above-mentioned position accuracy, safe in operation, quick purpose seal, the utility model provides a following technical scheme: a sealing device for plastic bag packaging comprises a shell, a first motor and a first belt, wherein the left side of the shell is fixedly connected with the right end of the first motor, the output end of the first motor is movably connected with a first belt, one end of the first belt far away from the first motor is movably connected with a transmission shaft, the two ends of the transmission shaft are movably connected with the wide groove wall at the top of the shell, the top of the shell is fixedly connected with a transmission case, the inner wall of the left side of the transmission case is fixedly connected with a vertical frame, the surface of the transmission shaft is fixedly connected with a half gear, the surface of the half gear is engaged with a driven gear which is movably connected with the vertical frame, the surface of the driven gear is engaged with a toothed plate, the right side inner wall fixedly connected with slide of transmission case, the inside T-shaped groove of slide and the T-shaped piece swing joint on the pinion rack, the bottom fixedly connected with heating block of pinion rack.

The utility model discloses a bearing block, including casing, the first support of top inner wall fixedly connected with of casing, pivot fixedly connected with driven voller on the first support, the end inner wall fixedly connected with second support of casing, the end inner wall fixedly connected with second motor of second support, the output swing joint of second motor has the second belt, the one end that the second motor was kept away from in the second belt is connected with the pivot swing joint on the second support, the fixed surface of pivot is connected with driving roller on the second support, and inner wall fixedly connected with transport mechanism at the bottom of the casing, the end inner wall fixedly connected with bearing block of casing.

Preferably, a through groove penetrating to the inside is formed in the left side of the housing, and a wide groove penetrating to the inside is formed in the top of the housing.

Preferably, the front and the back of the toothed plate are provided with T-shaped blocks.

Preferably, the front inner wall and the back inner wall of the sliding plate are provided with T-shaped sliding grooves, and the size of each T-shaped sliding groove is matched with that of a T-shaped block on the toothed plate.

Preferably, the inner side wall of the first support is movably connected with a rotating shaft, and the inner side wall of the second support is movably connected with a rotating shaft.

Preferably, the second support is located between the bearing block and the transfer mechanism.

Compared with the prior art, the utility model provides a closing device for plastic bag packaging possesses following beneficial effect:

1. this closing device is used to plastic bag packing, place between driven voller and driving roller through the plastic bag that will wait to seal, the second motor drives the driving roller and rotates, the plastic bag can be in the transmission between driven voller and driving roller, can not take place the skew, drive half gear through first motor and rotate, half gear drives driven gear and rotates, driven gear drives the pinion rack and moves down, the heating block moves down and carries out the hot melt to the plastic bag opening that removes to the heating block bottom and seal, at this moment, the pinion rack descends to bottommost, half gear toothed part once more with pinion rack side flank of tooth contact, the pinion rack rises, the heating block rises, people need not to contact with the heating block, and the plastic bag is restricted the position by driven voller and driving roller, the skew can not take place in the department of sealing, traditional manual work has been solved and has sealed the position and has the deviation, easily scald.

2. This closing device is used to plastic bag packing through setting up transport mechanism and bearing piece, transport mechanism cooperation driven voller and driving roller for the plastic bag continues the conveying after sealing, does not detain in the below of heating piece, sets up the bearing piece, makes the heating piece have the strong point when carrying out the hot melt.

Drawings

FIG. 1 is a sectional view of the front view structure of the present invention;

FIG. 2 is a sectional view of the slide plate structure of the present invention;

fig. 3 is a three-dimensional view of the toothed plate structure of the present invention;

fig. 4 is a three-dimensional view of the slide plate structure of the present invention.

Wherein: 1. a housing; 2. a first motor; 3. a first belt; 4. a drive shaft; 5. a half gear; 6. a driven gear; 7. erecting a frame; 8. a toothed plate; 9. a slide plate; 10. a heating block; 11. a first bracket; 12. a driven roller; 13. a second bracket; 14. a second motor; 15. a second belt; 16. a driving roller; 17. a transport mechanism; 18. a transmission case; 19. and a pressure bearing block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a sealing device for plastic bag packaging, comprising a housing 1, a first motor 2 and a first belt 3, wherein the left side of the housing 1 is provided with a through groove penetrating to the inside, the top of the housing 1 is provided with a wide groove penetrating to the inside, the left side of the housing 1 is fixedly connected with the right end of the first motor 2, the output end of the first motor 2 is movably connected with the first belt 3, one end of the first belt 3 far away from the first motor 2 is movably connected with a transmission shaft 4, both ends of the transmission shaft 4 are movably connected with the wide groove wall at the top of the housing 1, the top of the housing 1 is fixedly connected with a transmission case 18, the inner wall at the left side of the transmission case 18 is fixedly connected with a vertical frame 7, the surface of the transmission shaft 4 is fixedly connected with a half gear 5, the surface of the half gear 5 is engaged with a driven gear 6, the driven gear 6 is movably connected with the vertical frame, the front and the back of pinion rack 8 are equipped with the T-shaped piece, the right side inner wall fixedly connected with slide 9 of transmission case 18, T-shaped spout has been seted up with the back inner wall to the front inner wall of slide 9, and the size phase-match of the T-shaped piece on the size of this T-shaped spout and the pinion rack 8, the T-shaped piece swing joint on the inside T-shaped groove of slide 9 and the pinion rack 8, set up T-shaped piece and T-shaped spout, make pinion rack 8 keep steady when removing, avoid breaking away from slide 9 at the in-process that removes, the bottom fixedly connected with heating block 10 of pinion rack 8, drive heating block 10 through pinion rack 8 and go upward, down, people need not to contact with heating block 10, the problem of scald has been avoided.

The top inner wall of the shell 1 is fixedly connected with a first support 11, the side inner wall of the first support 11 is movably connected with a rotating shaft, the rotating shaft on the first support 11 is fixedly connected with a driven roller 12, the bottom inner wall of the shell 1 is fixedly connected with a second support 13, the side inner wall of the second support 13 is movably connected with a rotating shaft, the bottom inner wall of the second support 13 is fixedly connected with a second motor 14, the output end of the second motor 14 is movably connected with a second belt 15, one end of the second belt 15, far away from the second motor 14, is movably connected with the rotating shaft on the second support 13, the surface of the rotating shaft on the second support 13 is fixedly connected with a driving roller 16, the driven roller 12 and the driving roller 16 are arranged, under the effect of auxiliary transmission, the plastic bag is limited, the plastic bag is prevented from shifting under the transmission of a transmission mechanism 17, the problem that the plastic bag is manually placed and the sealing position shifts due to inaccuracy, the inner wall at the bottom of casing 1 fixedly connected with transport mechanism 17, the inner wall at the bottom of casing 1 fixedly connected with pressure-bearing piece 19, second support 13 is located between pressure-bearing piece 19 and transport mechanism 17.

When the plastic bag sealing machine is used, a plastic bag to be sealed is placed on the conveying mechanism 17, the plastic bag is made to be flat, the part, close to the opening, of the plastic bag is placed between the driven roller 12 and the transmission roller 16, the second motor 14 is started to drive the transmission roller 16 to rotate, the plastic bag can be transmitted between the driven roller 12 and the transmission roller 16, deviation does not occur, the first motor 2 is started to drive the half gear 5 to rotate, the half gear 5 drives the driven gear 6 to rotate, the driven gear 6 drives the toothed plate 8 to move downwards, the heating block 10 moves downwards and carries out hot melting sealing on the opening of the plastic bag moving to the bottom of the heating block 10, at the moment, the toothed plate 8 descends to the bottommost part, the toothed part of the half gear 5 is again in contact with the side tooth surface of the toothed plate 8, the toothed plate 8 ascends, the heating block 10 ascends, and the sealed plastic bag leaves.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a closing device is used to plastic bag packing, includes casing (1), first motor (2) and first belt (3), its characterized in that: the left side of casing (1) and the right-hand member fixed connection of first motor (2), the output and first belt (3) swing joint of first motor (2), the one end swing joint that first motor (2) were kept away from in first belt (3) has transmission shaft (4), the both ends and the wide groove wall swing joint in casing (1) top of transmission shaft (4), the top fixedly connected with transmission case (18) of casing (1), the left side inner wall fixedly connected with grudging post (7) of transmission case (18), the fixed surface of transmission shaft (4) is connected with half gear (5), the surface meshing of half gear (5) has driven gear (6), driven gear (6) and grudging post (7) swing joint, the surface meshing of driven gear (6) has pinion rack (8), the right side inner wall fixedly connected with slide (9) of transmission case (18), a T-shaped groove in the sliding plate (9) is movably connected with a T-shaped block on the toothed plate (8), and the bottom end of the toothed plate (8) is fixedly connected with a heating block (10);

the utility model discloses a bearing block, including casing (1), the first support of top inner wall fixedly connected with (11) of casing (1), pivot fixedly connected with driven voller (12) on first support (11), the end inner wall fixedly connected with second support (13) of casing (1), the end inner wall fixedly connected with second motor (14) of second support (13), the output swing joint of second motor (14) has second belt (15), the one end of second motor (14) and the pivot swing joint on second support (13) are kept away from in second belt (15), the fixed surface that rotates on second support (13) is connected with driving roller (16), inner wall fixedly connected with transport mechanism (17) at the bottom of casing (1), the end inner wall fixedly connected with pressure block (19) of casing (1).

2. The sealing apparatus for plastic bag package according to claim 1, wherein: the left side of the shell (1) is provided with a through groove which penetrates to the inside, and the top of the shell (1) is provided with a wide groove which penetrates to the inside.

3. The sealing apparatus for plastic bag package according to claim 1, wherein: the front and the back of the toothed plate (8) are provided with T-shaped blocks.

4. The sealing apparatus for plastic bag package according to claim 1, wherein: t-shaped sliding grooves are formed in the front inner wall and the back inner wall of the sliding plate (9), and the size of each T-shaped sliding groove is matched with that of a T-shaped block on the toothed plate (8).

5. The sealing apparatus for plastic bag package according to claim 1, wherein: the side inner wall swing joint of first support (11) has the pivot, the side inner wall swing joint of second support (13) has the pivot.

6. The sealing apparatus for plastic bag package according to claim 1, wherein: the second bracket (13) is positioned between the bearing block (19) and the transmission mechanism (17).