Film bag sealing device for packaging production

Abstract

The utility model discloses a film bag sealing device for packaging production, which comprises a rack (1), a heat sealing mechanism (2) and a stop mechanism (3), the heat sealing mechanism (2) comprises a heating element (2-1), a heating element pushing assembly (2-2) and a base plate (2-3), the heating element pushing assembly (2-2) and the base plate (2-3) are respectively arranged on the rack (1), and the stop mechanism (3) is arranged on the rack (1). The heating element (2-1) is installed at the driving end of the heating element pushing assembly (2-2), the heating element (2-1) and the base plate (2-3) are oppositely arranged, the stop mechanism (3) comprises a stop assembly (3-1) for preventing a film from moving, and the stop assembly (3-1) is installed on the rack (1) in front of the heat sealing mechanism (2). When a film bag is used for repackaging production, the film sealing of the film bag adopts an automatic locking and automatic heat sealing integrated structure, so that the film sealing line of the film bag is smooth and attractive, the film sealing qualification rate is high, and the automation requirement of packaging production is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to material packaging production technical field especially is related to a film bag sealing device for packaging production. BACKGROUND

[0002] In the film bag re-packaging production line for small bag packaging, the double-layer film needs to be sealed during operation to form a film bag with one end open, and then the arranged small bags are loaded into the film bag, and the film bag is sealed and output after loading is completed. Therefore, the film bag sealing is a very important production link.

[0003] In the current domestic soft bag packaging market, the existing film bag re-packaging production line for small bag food such as potato chips adopts a pre-manual heat sealing of the film bag. This sealing method is prone to insufficient or excessive heat sealing of the film bag, resulting in incomplete or uneven sealing of the film bag. Not only is the film bag sealing line not beautiful, but also the sealing qualification rate is low, and the demand for automatic packaging production cannot be met. UTILITY MODEL CONTENTS

[0004] The utility model solves the technical problem of overcoming the deficiency of the prior art and provides a film bag sealing device for packaging production, which can prevent insufficient or excessive heat sealing of the film bag during film bag re-packaging production. The film bag sealing line is not only flat and beautiful, but also has a high sealing qualification rate, and can meet the demand for automatic packaging production.

[0005] To solve the above technical problems, the utility model adopts a film bag sealing device for packaging production, which comprises a rack. The film bag sealing device further comprises a heat sealing mechanism and a stop mechanism. The heat sealing mechanism comprises a heating element, a heating element pushing assembly, and a backing plate. The backing plate is installed on the rack. The heating element comprises a heating wire and a heating wire mounting plate. The heating wire is horizontally arranged at one end of the heating wire mounting plate. The heating wire is arranged opposite to the backing plate. The heating element pushing assembly comprises a pushing cylinder. The pushing cylinder is installed on the rack. The driving rod of the pushing cylinder is fixedly connected to the other end of the heating wire mounting plate. The stop mechanism comprises a stop assembly for preventing the movement of the film. The stop assembly is installed on the rack in front of the heat sealing mechanism.

[0006] As a preferred embodiment of the utility model, one end of the backing plate opposite to the heating wire is provided with a fused silica gel strip.

[0007] As a preferred embodiment of the utility model, the heating element pushing assembly further comprises a push plate. One end of the push plate is fixedly connected to the other end of the heating wire mounting plate. The other end of the push plate is fixedly connected to the driving rod of the pushing cylinder.

[0008] As a preferred embodiment of the utility model, the heating element pushing assembly further comprises a cylinder mounting plate, the cylinder mounting plate is fixedly connected with the rack, the pushing cylinder comprises a first cylinder, a second cylinder and a third cylinder, the first cylinder, the second cylinder and the third cylinder are horizontally and spacedly mounted on the cylinder mounting plate, the drive rod of the first cylinder, the drive rod of the second cylinder and the drive rod of the third cylinder are fixedly connected with the other end of the push plate respectively, two through holes are spaced apart in the length direction of the cylinder mounting plate respectively, a sliding rod is arranged in the through hole, one end of the sliding rod is fixedly connected with the other end of the push plate through the through hole, a gasket is fixedly arranged at the other end of the sliding rod, and a spring is sleeved on the sliding rod between the gasket and the through hole.

[0009] As a preferred embodiment of the utility model, the stop assembly comprises a stop cylinder, a top rod and a top block, the stop cylinder is fixedly connected with the rack through a first connecting plate, the top end of the top rod is oppositely arranged with the top block, the end of the top rod is fixedly connected with the drive rod of the stop cylinder, and the top block is fixedly connected with the rack through a second connecting plate.

[0010] As a preferred embodiment of the utility model, the stop cylinder, the top rod and the top block are two sets and are horizontally and spacedly arranged on the rack in front of the heat sealing mechanism.

[0011] As a preferred embodiment of the utility model, the front and back sides of the stop mechanism and the heat sealing mechanism are provided with guide rollers.

[0012] After the above structure is adopted, the utility model has the following beneficial effects:

[0013] The utility model packaging production's film bag sealing film device, including frame, this film bag sealing film device still includes heat sealing mechanism and stop mechanism, the heat sealing mechanism includes heating element, heating element push subassembly and backing plate, the backing plate installs on the frame, the heating element includes heating wire and heating wire mounting plate, the heating wire is horizontally arranged one end of the heating wire mounting plate, the heating wire is opposite with the backing plate, the heating element push subassembly includes push cylinder, the push cylinder installs on the frame, the drive link of push cylinder is connected with the other end of the heating wire mounting plate with fixedly, the stop mechanism includes the stop subassembly of preventing film movement, the stop subassembly installs on the frame before the heat sealing mechanism. The utility model discloses when working, first, the double -layer film is in order through the stop end of stop subassembly of stop mechanism, the heating element and the backing plate of heat sealing mechanism, after the film is fixed good length, stop subassembly action, stop film movement, then, the heating element push subassembly of heat sealing mechanism drives the heating element to move to the backing plate direction, when the heating element is pressed against the film and the backing plate after film and carries out heat sealing, after the film heat sealing is completed, the heating element push subassembly drives the heating element to return to the original place. The utility model discloses adopt the structure of heating wire and heating wire mounting plate and push cylinder, through the heat sealing time and the heat sealing temperature of automatic control heating element, perfect control sealing film effect, the utility model discloses such structure, when sealing film, will not be to film bag heat -fusion insufficient or excessive, realizes film bag sealing line flat beautiful, not only sealing film qualified rate is high, and can automatic production.

[0014] The utility model discloses the backing plate's opposite one end of the heating wire is equipped with the fusing silica gel strip. Like this, make the heating wire heat sealing film more close, further improved film bag sealing film's beautiful degree and qualified rate.

[0015] The utility model discloses the heating element push subassembly still includes the push plate, one end of the push plate is connected with the other end of the heating wire mounting plate fixedly, the other end of the push plate is connected with the drive link of push cylinder fixedly. This structure, make the heating element push subassembly push the heating element more smooth.

[0016] The utility model discloses heating element push assembly still includes cylinder mounting plate, cylinder mounting plate with rack fixed connection, push cylinder includes first cylinder, second cylinder and third cylinder, first cylinder, second cylinder, third cylinder horizontal interval installation is on cylinder mounting plate, the drive rod of first cylinder, the drive rod of second cylinder, the drive rod of third cylinder is fixedly connected with the other end of push plate respectively, the length direction of cylinder mounting plate is separated and has two through -holes respectively, be equipped with the slide bar in the through -hole, one end of slide bar passes through the through -hole and is fixedly connected with the other end of push plate, the other end of slide bar is fixedly equipped with the washer, and the spring is sleeved on the slide bar body between washer and through -hole. Adopt the structure of three cylinders, so that the strength of pushing the whole heating element movement is more uniform, and the heating element movement is very smooth, and the heat sealing pressure of the heating element is very uniform, adopt the slide bar and the spring, make the heating element rebound very fast, convenient control heat sealing time.

[0017] The utility model discloses stop motion assembly includes stop motion cylinder, top rod and top block, stop motion cylinder passes through first connecting plate and rack fixed connection, the top of top rod is opposite with top block setting, top rod end and stop motion cylinder drive rod fixed connection, top block passes through second connecting plate and rack fixed connection. Thus, stop motion film bag action is quick, simple and practical.

[0018] The utility model discloses stop motion cylinder, top rod and top block have two sets, and horizontal interval setting respectively on the rack before heat sealing mechanism. Thus, stop motion film bag is more stable, and the effect is very good.

[0019] The utility model discloses the front and back sides of stop motion mechanism and heat sealing mechanism are equipped with guide roller. Thus, it is convenient to guide film bag into stop motion mechanism and heat sealing mechanism.

[0020] The utility model discloses simple structure, convenient implementation, installation, operation is simple, and the manufacturing cost is low. ACCURACY OF DRAWINGS

[0021] The specific implementation of the utility model will be further explained in detail below in combination with the drawings.

[0022] Figure 1 It is a kind of structure's stereogram of the utility model packaging production's film bag film sealing device.

[0023] Figure 2 It is the structure stereogram of heating wire and fusion silica gel strip in the heat sealing mechanism of the utility model and the structure stereogram of the heating element push assembly of heat sealing mechanism.

[0024] Figure 3 It is the structure stereogram of stop motion assembly of the stop motion mechanism of the utility model. CONCRETE IMPLEMENTING METHOD

[0025] Referring to Figure 1 , Figure 2 and Figure 3 A film bag sealing device for packaging production comprises a rack 1, a heat sealing mechanism 2 and a stop mechanism 3, the heat sealing mechanism 2 comprises a heating element 2-1, a heating element pushing assembly 2-2 and a backing plate 2-3, the backing plate 2-3 is installed on the rack 1, the heating element 2-1 comprises a heating wire 2-1-1 and a heating wire mounting plate 2-1-2, the heating wire 2-1-1 is horizontally arranged at one end of the heating wire mounting plate 2-1-2, the heating wire 2-1-1 is oppositely arranged with the backing plate 2-3, the heating element pushing assembly 2-2 comprises a pushing cylinder 2-2-1, the pushing cylinder 2-2-1 is installed on the rack 1, a driving rod of the pushing cylinder 2-2-1 is fixedly connected with the other end of the heating wire mounting plate 2-1-2, the stop mechanism 3 comprises a stop assembly 3-1 for preventing the movement of the film, the stop assembly 3-1 is installed on the rack 1 in front of the heat sealing mechanism 2.

[0026] As a preferred embodiment of the utility model, as shown in Figure 1 and Figure 2 One end of the backing plate 2-3 opposite to the heating wire 2-1-1 is provided with a fused silica gel strip 2-4.

[0027] As a preferred embodiment of the utility model, as shown in Figure 1 and Figure 2 The heating element pushing assembly 2-2 further comprises a push plate 2-2-2, one end of the push plate 2-2-2 is fixedly connected with the other end of the heating wire mounting plate 2-1-2, the other end of the push plate 2-2-2 is fixedly connected with the driving rod of the pushing cylinder 2-2-1.

[0028] As a preferred embodiment of the utility model, as shown in Figure 1 and Figure 2As shown in the figure, the heating element pushing assembly 2-2 further comprises a cylinder mounting plate 2-2-3 fixedly connected with the rack 1, the pushing cylinder 2-2-1 comprises a first cylinder 2-2-1a, a second cylinder 2-2-1b and a third cylinder 2-2-1c, which are horizontally and spacedly mounted on the cylinder mounting plate 2-2-3, the driving rods of the first cylinder 2-2-1a, the second cylinder 2-2-1b and the third cylinder 2-2-1c are fixedly connected with the other end of the push plate 2-2-2 respectively, the cylinder mounting plate 2-2-3 is spaced apart by two through holes 2-5 in the length direction respectively, a sliding rod 2-6 is arranged in the through hole 2-5, one end of the sliding rod 2-6 is fixedly connected with the other end of the push plate 2-2-2 through the through hole 2-5, the other end of the sliding rod 2-6 is fixedly provided with a washer 2-7, and a spring is sleeved on the sliding rod between the washer 2-7 and the through hole 2-5.

[0029] As a preferred embodiment of the utility model, as shown in the figure, Figure 1 and Figure 3 As shown in the figure, the stop assembly 3-1 comprises a stop cylinder 3-1-1, a top rod 3-1-2 and a top block 3-1-3, the stop cylinder 3-1-1 is fixedly connected with the rack 1 through a first connecting plate 3-2, the top end of the top rod 3-1-2 is arranged opposite to the top block 3-1-3, the end of the top rod 3-1-2 is fixedly connected with the driving rod of the stop cylinder 3-1-1, and the top block 3-1-3 is fixedly connected with the rack 1 through a second connecting plate 3-3.

[0030] As a preferred embodiment of the utility model, as shown in the figure, Figure 1 and Figure 3 As shown in the figure, the stop cylinder 3-1-1, the top rod 3-1-2 and the top block 3-1-3 have two sets, which are horizontally and spacedly arranged on the rack 1 in front of the heat sealing mechanism 2.

[0031] As a preferred embodiment of the utility model, as shown in the figure, Figure 1 As shown in the figure, the front and back sides of the stop mechanism 3 and the heat sealing mechanism 2 are provided with guide rollers 4.

[0032] In actual application, the heating wire 2-1-1 adopts an alloy wire.

[0033] The utility model discloses a work, first, the guide roller 4 is guided into the top rod 3-1-2 between the locking assembly 3-1 of the locking mechanism 3 and the top block 3-1-3, the heating wire 2-1-1 between the heating element 2-1 of the heat sealing mechanism 2 and the melting silica gel strip 2-4 on the backing plate 2-3 of the double -layered film in proper order, set the film length after, the locking cylinder 3-1-1 of locking assembly 3-1 drives the top rod 3-1-2 and the top block 3-1-3, then, the heating element push assembly 2-2 of heat sealing mechanism 2 push cylinder 2-2-1 drive push plate 2-2-2 push the heating wire mounting plate 2-1-2 with the heating wire 2-1-1 with the heating wire 2-1-1 to the movement of backing plate 2-3 direction, simultaneously, the spring on the slide rod 2-6 is tight, when the heating wire 2-1-1 and the melting silica gel strip 2-4 on the backing plate 2-3 are pressed to the film and the backing plate 2-3, heat sealing is carried out, after heat sealing film is completed, push cylinder 2-2-1 releases push gas, and the spring quickly rebounds and resets, drives push plate 2-2-2 back to reset, and push plate 2-2-2 pulls the heating wire mounting plate 2-1-2 with the heating wire 2-1-1 movement reset, like this, the film bag sealing film work is very good.

[0034] Through the test, the utility model discloses in the thin film bag repackage production, and the film bag sealing film adopts automatic locking, automatic heat sealing integrated structure, and the film bag heat melting is not insufficient or excessive, not only film bag sealing film line is flat and beautiful, and the sealing film qualified rate is high, and meet the automation requirement of packaging production, and simple structure, small space occupation, low cost, good economic benefit, good effect has been obtained.

Claims

1. A film bag sealing device for packaging production, comprising a frame (1), characterized in that: The film bag sealing device also includes a heat sealing mechanism (2) and a stop mechanism (3), the heat sealing mechanism (2) includes a heating element (2-1), a heating element pushing assembly (2-2) and a backing plate (2-3), the backing plate (2-3) is installed on the rack (1), the heating element (2-1) includes a heating wire (2-1-1) and a heating wire mounting plate (2-1-2), the heating wire (2-1-1) is horizontally arranged at one end of the heating wire mounting plate (2-1-2), the heating wire (2-1-1) is arranged opposite to the backing plate (2-3), the heating element pushing assembly (2-2) includes a pushing cylinder (2-2-1), the pushing cylinder (2-2-1) is installed on the rack (1), the driving rod of the pushing cylinder (2-2-1) is fixedly connected with the other end of the heating wire mounting plate (2-1-2), the stop mechanism (3) includes a stop assembly (3-1) for preventing the film from moving, the stop assembly (3-1) is installed on the rack (1) in front of the heat sealing mechanism (2).

2. The film bag sealing apparatus for packaging production according to claim 1, characterized by: One end of the backing plate (2-3) opposite to the heating wire (2-1-1) is provided with a fused silica gel strip (2-4).

3. The film bag sealer for packaging production according to claim 1, characterized in that: The heating element pushing assembly (2-2) further includes a push plate (2-2-2), one end of the push plate (2-2-2) is fixedly connected with the other end of the heating wire mounting plate (2-1-2), the other end of the push plate (2-2-2) is fixedly connected with the driving rod of the pushing cylinder (2-2-1).

4. The film bag sealing apparatus for packaging production according to claim 3, characterized by: The heating element pushing assembly (2-2) further includes a cylinder mounting plate (2-2-3), the cylinder mounting plate (2-2-3) is fixedly connected with the rack (1), the pushing cylinder (2-2-1) includes a first cylinder (2-2-1a), a second cylinder (2-2-1b) and a third cylinder (2-2-1c), the first cylinder (2-2-1a), the second cylinder (2-2-1b) and the third cylinder (2-2-1c) are horizontally and spacedly installed on the cylinder mounting plate (2-2-3), the driving rod of the first cylinder (2-2-1a), the driving rod of the second cylinder (2-2-1b) and the driving rod of the third cylinder (2-2-1c) are respectively fixedly connected with the other end of the push plate (2-2-2), the cylinder mounting plate (2-2-3) is respectively spacedly provided with two through holes (2-5) in the length direction, a slide rod (2-6) is arranged in the through hole (2-5), one end of the slide rod (2-6) is fixedly connected with the other end of the push plate (2-2-2) through the through hole (2-5), the other end of the slide rod (2-6) is fixedly provided with a washer (2-7), and a spring is sleeved on the slide rod between the washer (2-7) and the through hole (2-5).

5. The film bag sealer for packaging production according to claim 1, characterized in that: The stop assembly (3-1) comprises a stop cylinder (3-1-1), a top rod (3-1-2) and a top block (3-1-3), the stop cylinder (3-1-1) is fixedly connected with the rack (1) through a first connecting plate (3-2), the top end of the top rod (3-1-2) is oppositely arranged with the top block (3-1-3), the end of the top rod (3-1-2) is fixedly connected with the driving rod of the stop cylinder (3-1-1), and the top block (3-1-3) is fixedly connected with the rack (1) through a second connecting plate (3-3).

6. The film bag sealing apparatus for packaging production according to claim 5, characterized by: The stop cylinder (3-1-1), the top rod (3-1-2) and the top block (3-1-3) have two sets, which are horizontally and interval arranged on the rack (1) in front of the heat sealing mechanism (2).

7. The film bag sealer for packaging production according to claim 1, characterized by: The front and rear sides of the stop mechanism (3) and the heat sealing mechanism (2) are provided with guide rollers (4).

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