CN216375332U

CN216375332U - Packaging bag shaping and sealing mechanism

Info

Publication number: CN216375332U
Application number: CN202123201850.2U
Authority: CN
Inventors: 蔡兴桦; 张完郎; 高清都; 黄运忠
Original assignee: Xiamen Chengfei Automation Equipment Co ltd
Current assignee: Xiamen Chengfei Automation Equipment Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-04-26
Anticipated expiration: 2031-12-20

Abstract

The utility model provides a packaging bag shaping and sealing mechanism which comprises a rack, a bottom shaping assembly, a top shaping assembly and a sealing assembly. Bottom plastic subassembly includes first lift seat, shaping board and first lift driving piece, can carry out the bearing and upwards extrude the plastic to the bottom of the wrapping bag that is equipped with the material. The top plastic subassembly includes the second and goes up and down to lift the seat, holds between the fingers the part, holds between the fingers driving piece and second lift driving piece, can hold between the fingers the position that the sack is close to the wrapping bag, thereby is convenient for the bottom plastic subassembly carries out the plastic to the wrapping bag. The sealing assembly is provided with two groups, and the sealing assemblies are oppositely arranged at intervals at the top of the top shaping assembly and comprise a fixed seat, a sealing driving piece and a sealing strip, and the sealing strip can seal the packaging bag after shaping. The automatic shaping device for the packaging bags is formed by a simple mechanical structure, can automatically shape the packaging bags, replaces the traditional manual shaping mode, reduces the labor cost and greatly improves the shaping efficiency.

Description

Packaging bag shaping and sealing mechanism

Technical Field

The utility model relates to the technical field of packaging bag processing, in particular to a packaging bag shaping and sealing mechanism.

Background

The wrapping bag is everywhere visible, is applied to various occasions, and the demand is very big, and is corresponding, and packing work volume also promotes thereupon, and traditional manual packaging mode no longer is fit for the packing demand, and various equipment for packing takes place at the appropriate time.

Many products require the shaping of the packaging bag, such as a tea bag, after packaging and before sealing. At present, the shaping process of the packaging bags on the market basically adopts a manual mode, the mode wastes manpower, the efficiency is low, and therefore a packaging bag shaping mechanism or equipment needs to be designed for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mechanism capable of shaping a packaging bag with high efficiency to solve the technical problems.

A packaging bag shaping and sealing mechanism comprises a rack, a bottom shaping assembly, a top shaping assembly and a sealing assembly.

The frame comprises four vertical guide rods which are enclosed into a square shape and used for installing other components.

The bottom shaping assembly comprises a first lifting seat, a shaping plate and a first lifting driving piece. The first lifting seat is installed on the vertical guide rod. The first lifting driving piece is installed on the first lifting seat and connected with and drives the shaping plate to reciprocate up and down, and can support and extrude and shape the bottom of a packaging bag filled with materials upwards.

The top plastic subassembly has two sets ofly to the interval sets up relatively in the top of bottom plastic subassembly, including second lift seat, pinching the part, pinching driving piece and second lift driving piece. The second lifting seat is installed on the vertical guide rod through a guide hole. The second lifting driving piece is installed on the rack and connected with the second lifting seat to drive the second lifting seat to reciprocate up and down. The tight driving piece of kneading is installed on the second lift seat and be connected to drive the horizontal reciprocating motion of the part of kneading, two the part of kneading is pressed close to each other or is separated, can knead tightly the position that the sack is close to the wrapping bag, thereby is convenient for bottom plastic subassembly carries out the plastic to the wrapping bag.

The sealing assemblies are arranged at the top of the top shaping assembly in two groups at intervals and oppositely, and each sealing assembly comprises a fixed seat, a sealing driving piece and a sealing strip. The fixed seat is fixedly arranged at the top of the rack. The driving piece is installed seal on the fixing base and connect the drive seal a horizontal reciprocating motion, two seal the strip and press close to each other or separate, can seal the wrapping bag after the plastic.

Preferably, the first lifting seat is provided with a vertically upward protrusion. The shaping plate is provided with a vertical guide hole. The shaping plate is installed on the first lifting seat through a vertical guide hole and a protrusion. Be equipped with the bolster between first lift seat and the shaping plate, before the plastic, because the existence of bolster, the bottom of shaping plate does not lean on first lift seat, but has certain clearance, when the shaping plate props up and holds the wrapping bag and upwards extrudees the wrapping bag, the bolster receives the extrusion, and the clearance shrink is until disappearing. Through setting up the bolster, can avoid equipment to the rigid impact of wrapping bag, reduce the damaged condition of wrapping bag.

Preferably, the buffer parts are divided into two groups, and each group of buffer parts comprises a hinge shaft and an overturning block. The articulated shaft is articulated to be installed the lateral part of shaping plate and to first lift seat extends, just be equipped with reset spring between articulated shaft and the shaping plate. One section of the turnover block is connected with the extending end part of the hinge shaft, and the bottom of the other end of the turnover block is contacted with and propped against the first lifting seat.

Preferably, the position where the turning block props against the first lifting seat is provided with a roller, so that friction between the turning block and the first lifting seat is reduced.

Preferably, the first lifting driving member is an air cylinder.

Preferably, the top of shaping plate is equipped with the plastic curb plate, the top of plastic curb plate is outwards buckled, is convenient for the wrapping bag to get into.

Preferably, the first lifting seat is movably mounted on the vertical guide rod and is connected and driven by a shaping driving piece mounted on the rack to reciprocate up and down.

Preferably, the second lifting driving part and the shaping driving part both adopt a driving mode of a motor and a synchronous belt of a synchronous wheel.

Preferably, the pinching driving part and the sealing driving part are driven by air cylinders.

According to the utility model, the equipment capable of automatically shaping the packaging bag is formed by a simple mechanical structure, the traditional manual shaping mode is replaced, the labor cost is reduced, and the shaping efficiency is greatly improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.

Wherein:

FIG. 1 is a side elevational view of a package reforming and sealing mechanism;

FIG. 2 is a second side view of the package reforming and sealing mechanism;

FIG. 3 is a side elevational view of a package trimming and sealing mechanism;

FIG. 4 is a side elevational view of a fourth embodiment of a bag reforming and sealing mechanism;

FIG. 5 is a front view of a bag reforming and sealing mechanism;

FIG. 6 is a side view of a bag reforming and sealing mechanism;

FIG. 7 is a top view of a bag reforming and sealing mechanism;

the designations in fig. 1 to 7 are respectively: the plastic sealing machine comprises a frame 1, a vertical guide rod 11, a bottom reshaping component 2, a first lifting seat 21, a protrusion 211, a reshaping plate 22, a reshaping side plate 221, a first lifting driving component 23, a buffer component 24, a hinge shaft 241, a turning block 242, a roller 243, a top reshaping component 3, a second lifting seat 31, a pinching component 32, a pinching driving component 33, a second lifting driving component 34, a sealing component 4, a fixed seat 41, a sealing driving component 42 and a sealing strip 43.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 to 7, a package bag reshaping and sealing mechanism includes a frame 1, a bottom reshaping component 2, a top reshaping component 3 and a sealing component 4.

The frame 1 comprises four vertical guide rods 11 which enclose a square shape and are used for installing other components.

The bottom fairing assembly 2 includes a first lift shoe 21, a fairing plate 22 and a first lift drive 23. The first lifting seat 21 is mounted on the vertical guide rod 11. First lift driving piece 23 is installed on first lift seat 21 and connect and drive shaping plate 22 up-and-down reciprocating motion can bear and upwards extrude the plastic the bottom of the wrapping bag that is equipped with the material, and is preferred, first lift driving piece 23 is the cylinder, can provide flexible plastic power. Meanwhile, in order to increase the stroke of the shaping plate 22, the first lifting seat 21 is movably mounted on the vertical guide rod 11 and is connected and driven by a shaping driving part mounted on the frame 1 to reciprocate up and down.

In this embodiment, the first lifting seat 21 is provided with a protrusion 211 which is vertically upward. The shaping plate 22 is provided with vertical guide holes. The shaping plate 22 is mounted on the first elevation base 21 through a vertical guide hole and a protrusion 211. The buffer member 24 is arranged between the first lifting seat 21 and the shaping plate 22, before shaping, due to the existence of the buffer member 24, the bottom of the shaping plate 22 does not lean against the first lifting seat 21, but has a certain gap, when the shaping plate 22 supports the packaging bag and upwards extrudes the packaging bag, the buffer member 24 is extruded, and the gap shrinks until disappears. By arranging the buffer piece 24, the rigid impact of the equipment on the packaging bag can be avoided, and the damage of the packaging bag is reduced.

Preferably, the buffer member 24 has two sets, including a hinge shaft 241 and a turnover block 242. The hinge shaft 241 is hinged to a side of the shaping plate 22 and extends toward the first lifting seat 21, and a return spring is disposed between the hinge shaft 241 and the shaping plate 22. The turning block 242 has a section connected to the extending end of the hinge shaft 241 and the bottom of the other end contacting and abutting against the first lifting seat 21. In other embodiments, the turning block 242 is provided with a roller 243 at a position abutting against the first lifting seat 21, so as to reduce friction between the turning block 242 and the first lifting seat 21.

In this embodiment, the top of the shaping plate 22 is provided with a shaping side plate 221, and the top of the shaping side plate 221 is bent outwards to facilitate the entering of the packaging bag.

The top reshaping component 3 comprises two groups, is oppositely arranged at the top of the bottom reshaping component 2 at intervals, and comprises a second lifting seat 31, a pinching component 32, a pinching driving component 33 and a second lifting driving component 34. The second elevating base 31 is installed on the vertical guide bar 11 through a guide hole. The second lifting driving member 34 is mounted on the frame 1 and connected to drive the second lifting seat 31 to reciprocate up and down. Pinch driving piece 33 and install on second lift seat 31 and connect the drive pinch part 32 horizontal reciprocating motion, two pinch part 32 and press close to each other or separate, can be with the wrapping bag near the position of sack pinch, thereby be convenient for bottom plastic subassembly 2 carries out the plastic to the wrapping bag. Preferably, the pinching driving member 33 and the sealing driving member 42 are driven by a cylinder.

In this embodiment, second lift driving piece 34 and plastic driving piece all adopt the drive mode of motor and synchronizing wheel hold-in range, can be for bottom plastic subassembly 2 and top plastic subassembly 3 provide reliable and stable, and comparatively accurate power.

The two groups of sealing components 4 are arranged on the top of the top shaping component 3 at intervals and oppositely, and comprise a fixed seat 41, a sealing driving component 42 and a sealing strip 43. The fixed seat 41 is fixedly installed on the top of the frame 1. Seal driving piece 42 and install on fixing base 41 and connect the drive seal the horizontal reciprocating motion of strip 43, two seal strip 43 and press close to each other or separate, can seal the wrapping bag after the plastic.

When the wrapping bag plastic that the mechanism was sealed to the wrapping bag that the adoption embodiment provided has the material to the packing carries out the plastic, top plastic subassembly 3 can pinch the wrapping bag tightly, and the bottom plastic subassembly 2 of bottom makes progress the bearing and extrudes the bottom of wrapping bag, under the extrusion between bottom plastic subassembly 2 and top plastic subassembly 3, the bottom of wrapping bag is flat by the region of plastic, and the packing has the part of material to tend to form squarely, for example the packing has the wrapping bag of tealeaves, finally, by sealing subassembly 4 carries out final sealing to the wrapping bag, accomplishes the plastic of wrapping bag once.

The utility model has been described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the specific implementation in the above-described manner, and it is within the scope of the utility model to apply the inventive concept and solution to other applications without substantial modification.

Claims

1. The utility model provides a wrapping bag plastic sealing mechanism which characterized in that includes:

the frame comprises four vertical guide rods which are enclosed into a square shape;

the bottom shaping assembly comprises a first lifting seat, a shaping plate and a first lifting driving piece; the first lifting seat is arranged on the vertical guide rod; the first lifting driving piece is arranged on the first lifting seat and connected with the first lifting seat to drive the shaping plate to reciprocate up and down;

the two groups of top shaping assemblies which are opposite at intervals are arranged at the top of the bottom shaping assembly and comprise a second lifting seat, a pinching part, a pinching driving part and a second lifting driving part; the second lifting seat is arranged on the vertical guide rod through a guide hole; the second lifting driving piece is arranged on the rack and connected with the second lifting seat to drive the second lifting seat to reciprocate up and down; the pinching driving piece is arranged on the second lifting seat and connected with the second lifting seat to drive the pinching parts to horizontally reciprocate, and the two pinching parts are close to or separated from each other;

the two groups of sealing components which are opposite at intervals are arranged at the top of the top shaping component and comprise a fixed seat, a sealing driving part and a sealing strip; the fixed seat is fixedly arranged at the top of the rack; the sealing driving piece is installed on the fixing seat and connected with and driven to horizontally reciprocate the sealing strips, and the sealing strips are pressed close to or separated from each other.

2. The reshaping and sealing mechanism for packaging bags according to claim 1, wherein the first lifting seat is provided with a vertically upward protrusion; the shaping plate is provided with a vertical guide hole; the shaping plate is arranged on the first lifting seat through a vertical guide hole and a protrusion; and a buffer piece is arranged between the first lifting seat and the shaping plate.

3. The package bag reshaping and sealing mechanism of claim 2, wherein the buffer members are provided in two groups, and comprise hinge shafts and turnover blocks; the hinged shaft is hinged to the side part of the shaping plate and extends towards the first lifting seat, and a return spring is arranged between the hinged shaft and the shaping plate; one section of the turnover block is connected with the extending end part of the hinge shaft, and the bottom of the other end of the turnover block is contacted with and propped against the first lifting seat.

4. The reshaping and sealing mechanism for packaging bags of claim 3, wherein a roller is provided at a position where the turning block abuts against the first lifting seat.

5. The reforming and sealing mechanism of claim 1, wherein said first lifting and lowering drive member is a pneumatic cylinder.

6. The reshaping sealing mechanism for packaging bags of claim 1, wherein the top of the reshaping plate is provided with a reshaping side plate, and the top of the reshaping side plate is bent outwards.

7. The reshaping sealing mechanism for packaging bags of claim 1, wherein the first lifting seat is movably mounted on the vertical guide rod and is connected to and driven by a reshaping driving member mounted on the machine frame to reciprocate up and down.

8. The reshaping sealing mechanism for packaging bags of claim 7, wherein the second lifting driving member and the reshaping driving member are driven by a motor and a synchronous belt of a synchronous wheel.

9. The package reshaping and sealing mechanism of claim 1, wherein the pinching driving member and the sealing driving member are driven by a cylinder.