CN108516148B - Pouch food heat sealing machine - Google Patents
Pouch food heat sealing machine Download PDFInfo
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- CN108516148B CN108516148B CN201810320403.2A CN201810320403A CN108516148B CN 108516148 B CN108516148 B CN 108516148B CN 201810320403 A CN201810320403 A CN 201810320403A CN 108516148 B CN108516148 B CN 108516148B
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- push rod
- heat
- mounting seat
- heat seal
- seal push
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/10—Applying or generating heat or pressure or combinations thereof
- B65B51/14—Applying or generating heat or pressure or combinations thereof by reciprocating or oscillating members
- B65B51/146—Closing bags
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- Engineering & Computer Science (AREA)
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- Package Closures (AREA)
Abstract
This patent application belongs to the international classification number and is B65B51, concretely relates to technical field that the heat-seal back pressurization package sealed. The heat sealing machine comprises a machine base, a heat sealing mechanism and a transverse cutting mechanism, wherein the heat sealing mechanism is arranged on the machine base; the heat seal mechanism comprises a mounting seat and a heat seal push rod, the mounting seat is of a hollow structure, the heat seal push rod is internally arranged and is connected in the mounting seat in a sliding mode, two ends of the heat seal push rod extend out of the mounting seat, a heater is arranged in the lower end of the heat seal push rod, a boss is arranged on the heat seal push rod, a first elastic piece is connected between the boss and the inner wall of the mounting seat, and a locking mechanism used for fixing the heat seal push rod and the mounting seat is arranged between the. This scheme of adoption has realized that the wrapping bag seals a department and folds hot pressing many times, has avoided the problem that seals insecure, the easy drop that single hot pressing brought.
Description
Technical Field
The invention belongs to the technical field of sealing of a pressurized package after heat sealing, and belongs to the international classification number B65B 51.
Background
The plastic bag sealing machine is a machine for sealing a container after the container is packed with a product, and the working principle of the machine is that a plastic bag or a composite bag made of good thermoplastic plastics is directly heated at a sealing position and is applied with mechanical pressure to fuse the sealing. In the processing of some plastic bags, the residual bag edges must be cut off after sealing, the traditional method is to seal the plastic bags by a sealing machine, then take down the plastic bags, and cut the residual bag edges of the plastic bags by cutting equipment, so that the labor intensity of people is increased, and the working efficiency is lower.
Chinese patent publication No. CN103612789A discloses a plastic bag sealing machine with cutting function and convenient operation. The plastic bag sealing machine comprises a base, a heat sealing seat and a heat sealing knife, wherein the heat sealing seat and the heat sealing knife are arranged on the base, an electric heating unit is arranged in the heat sealing seat and/or the heat sealing knife, the heat sealing knife is arranged on a heat sealing support, a protruding part is arranged on the side part of the heat sealing support, the protruding part is connected with a sealing support through an elastic device, and the sealing support is provided with a sealing knife. The plastic bag sealing machine disclosed by the invention is simple in structure, can cut during heat sealing, can meet the requirements of sealing positions and cutting positions of different plastic bags, and has good practicability.
However, the heat sealing knife in the above technical scheme has certain limitation in use, that is, only one heat sealing can be performed on the plastic bag, and the one heat sealing is not firm, so that the plastic bag is easy to open or has poor sealing effect. In the prior art, a heat sealing machine which can realize multiple folding heat sealing at the sealing part of a packaging bag does not exist, and the problem to be solved at present is urgent.
Disclosure of Invention
The invention discloses a bagged food heat sealing machine, which is used for realizing multiple folding heat sealing at the sealing position of a packaging bag and solving the problems of infirm sealing and easy falling of single heat sealing in the prior art.
In order to achieve the aim, the basic scheme of the invention provides a bagged food heat-sealing machine which comprises a machine base and a heat-sealing mechanism, wherein the heat-sealing mechanism is arranged on the machine base; the heat seal mechanism comprises a mounting seat and a heat seal push rod, the mounting seat is of a hollow structure, the heat seal push rod is arranged in the mounting seat and is connected in the mounting seat in a sliding mode, two ends of the heat seal push rod extend out of the mounting seat, a heater is arranged in the lower end of the heat seal push rod, a boss is arranged on the heat seal push rod, a first elastic piece is connected between the boss and the inner wall of the mounting seat, and a locking mechanism for fixing is arranged between the heat seal push rod and the mounting seat; the top end of the heat seal push rod is hinged with a first sliding block, the base is hinged with a lever, the first sliding block is connected to the lever in a sliding mode, one end, far away from the first sliding block, of the lever is connected with a second sliding block in a sliding mode, the second sliding block is hinged with a connecting rod, the connecting rod is connected to the base in a sliding mode, and the lower end of the connecting rod is arranged to be a wedge-shaped surface; the crosscut mechanism includes the crosscut piece of sliding connection on the frame, the crosscut piece insert in horizontal bar hole, the one end that horizontal bar hole was kept away from to the crosscut piece is connected with the wedge that suits with the wedge face terminal part of connecting rod, be connected with the second elastic component that is used for supporting the crosscut piece and stretches out horizontal bar hole between wedge and the frame.
The principle of the basic scheme is as follows: when the hot pressing device is implemented, the part of the plastic bag needing to be sealed sequentially penetrates through the vertical strip-shaped hole and the strip-shaped through groove, the mounting seat is pressed downwards to move downwards, the heat sealing push rod and the mounting seat are fixed by the locking mechanism, so that the heat sealing push rod moves downwards along with the mounting seat, the heat sealing push rod enters the strip-shaped through groove to contact, heat and hot press the packaging bag, and the first hot pressing is realized; the locking mechanism is opened, the heat sealing push rod is separated from the limit of the mounting seat, rebounds and moves upwards under the action of the first elastic piece, so that the packaging bag is separated from hot pressing, meanwhile, the heat sealing push rod pushes the lever to rotate, the lever pushes the connecting rod to move downwards, the wedge-shaped surface at the end part of the connecting rod pushes the wedge-shaped block to move, so that the transverse slice enters the strip-shaped through groove, and the packaging bag is folded; and pressing the mounting base downwards again to drive the heat sealing push rod to move downwards for hot pressing again, driving the lever to return to drive the connecting rod to move upwards, resetting the transverse section under the action of the second elastic piece, and hot pressing the folded packaging bag again by the heat sealing push rod, repeatedly performing hot pressing on the folded packaging bag, so that the packaging bag is folded for multiple times for hot pressing.
The beneficial effect of this basic scheme lies in: 1. by adopting the scheme, the packaging bag sealing part is folded and hot-pressed for multiple times, and the problems of infirm sealing and easy falling caused by single hot pressing are avoided;
2. by adopting the scheme, the operation that the transverse section is synchronously folded in the lifting process of the heat sealing mechanism is realized, the automation degree of the mechanism is high, and the structure is ingenious.
Furthermore, the locking mechanism comprises a plurality of square teeth fixed on the heat seal push rod, the widths of different square teeth from top to bottom are gradually increased, a pin hole is formed in the mounting seat, and a bolt used for limiting the square teeth is inserted in the pin hole. Has the advantages that: the bolt is stretched outwards to enable the square teeth to be separated from the limit of the bolt, and the heat seal push rod is automatically separated from the mounting seat to release locking; the mechanism of the square teeth with the width gradually increasing from top to bottom is adopted, so that the square teeth are sequentially separated in the process of outwards extending the plug pin, the rebound length of the heat seal push rod is controlled by controlling the extension length of the plug pin, and multi-stage locking is realized.
Furthermore, the bolt is provided with scale marks with the same number as the square teeth. Has the advantages that: the stage number of the locking is marked through the scale marks, so that the multi-stage locking is clearer.
Further, the first elastic part is a spring, the first elastic part is sleeved on the heat sealing push rod, the second elastic part is a corrugated pipe with a flat cross section, and the corrugated pipe is sleeved on the transverse section. Has the advantages that: above-mentioned firm more and rationalization of structural installation effect, flat bellows just can adapt to cross-sliced appearance, reasonable in design and ingenious.
Furthermore, the bolt comprises two semicylinders, and the two semicylinders are connected through a spring. Has the advantages that: the spring supports the two semi-cylinders to expand outwards, so that a larger static friction force is kept between the bolt and the inner wall of the pin hole, and self-locking is realized.
Furthermore, the quantity of square tooth is 3, and the scale mark on the corresponding bolt is 3. Has the advantages that: and three-stage locking is realized, namely, three-time folding and heat sealing are carried out on the packaging bag, and both the cost and the heat sealing quality are considered.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of an embodiment of the present invention during bag folding;
fig. 3 is a schematic structural diagram of a plug in an embodiment of the invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the heat-seal device comprises a machine base 1, a strip-shaped through groove 11, a transverse strip-shaped hole 12, a vertical strip-shaped hole 13, a transverse slice 2, a wedge-shaped block 21, a mounting seat 3, a bolt 31, a scale mark 311, a semi-cylinder 312, a heat-seal push rod 4, a lever 5, a slide block 6 and a connecting rod 7.
The embodiment is substantially as shown in figures 1 and 2:
pouch food heat-sealing machine, including frame 1 and heat-sealing mechanism, heat-sealing mechanism installs on frame 1, still includes crosscut mechanism, and this crosscut mechanism installs on frame 1, and the processing has a bar to lead to groove 11 on frame 1 to and all lead to communicating horizontal bar hole 12 and vertical bar hole 13 in groove 11 with this bar.
The heat seal mechanism comprises a mounting seat 3 and a heat seal push rod 4, the mounting seat 3 is of a hollow structure, the heat seal push rod 4 is arranged in the mounting seat 3 and is connected in the mounting seat 3 in a sliding mode, two ends of the heat seal push rod 4 extend out of the mounting seat 3, a heater is arranged at the lower end of the heat seal push rod 4, a boss is arranged on the heat seal push rod 4, a first elastic piece is connected between the boss and the inner wall of the mounting seat 3, and a locking mechanism used for fixing the heat seal push rod 4 and the mounting seat 3 is arranged between the; the top end of the heat seal push rod 4 is hinged with a first sliding block 6, the base 1 is hinged with a lever 5, the first sliding block 6 is connected to the lever 5 in a sliding mode, one end, far away from the first sliding block 6, of the lever 5 is connected to a second sliding block 6 in a sliding mode, the second sliding block 6 is hinged with a connecting rod 7, the connecting rod 7 is connected to the base 1 in a sliding mode, and the lower end of the connecting rod 7 is arranged to be a wedge-shaped surface; transversely cut mechanism includes sliding connection 2 at the crosscut on frame 1, crosscut 2 insert in horizontal bar hole 12, the one end that transverse cut 2 kept away from horizontal bar hole 12 is connected with the wedge 21 that suits with the wedge end of connecting rod 7, be connected with the second elastic component that is used for supporting that crosscut 2 stretches out horizontal bar hole 12 between wedge 21 and the frame 1.
The locking mechanism comprises a plurality of square teeth fixed on the heat seal push rod 4, the widths of different square teeth from top to bottom are gradually increased, pin holes are formed in the mounting base 3, and bolts 31 used for limiting the square teeth are inserted in the pin holes. The number of the square teeth is 3, and the corresponding scale marks 311 on the bolt 31 are 3.
The bolt 31 is provided with the same number of scale lines 311 as the square teeth. The number of stages of locking is marked through the scale lines 311, so that the multi-stage locking is clearer. The latch 31 is composed of two half cylinders 312, the two half cylinders 312 being connected by a spring. The two half cylinders 312 are supported by the spring to expand outwards, so that a large static friction force is kept between the bolt 31 and the inner wall of the pin hole, and self-locking is realized. The first elastic part is a spring, wherein the first elastic part is sleeved on the heat seal push rod 4, the second elastic part is a corrugated pipe with a flat cross section, and the corrugated pipe is sleeved on the cross section 2. Above-mentioned firm more and rationalization of structural installation effect, flat bellows just can adapt to the appearance of cross-cut piece 2, reasonable in design and ingenious.
The specific implementation process is as follows: when the hot pressing device is implemented, the part of the plastic bag needing to be sealed sequentially penetrates through the vertical strip-shaped hole 13 and the strip-shaped through groove 11, the mounting seat 3 is pressed downwards to move downwards, the locking mechanism fixes the heat-sealing push rod 4 and the mounting seat 3, the heat-sealing push rod 4 moves downwards along with the mounting seat 3, the heat-sealing push rod 4 enters the strip-shaped through groove 11 to contact, heat and hot press the packaging bag, and primary hot pressing is achieved; when the locking mechanism is opened, the heat seal push rod 4 is separated from the limit of the mounting seat 3, rebounds and moves upwards under the action of the first elastic piece, so that the packaging bag is separated from heat seal, meanwhile, the heat seal push rod 4 pushes the lever 5 to rotate, the lever 5 pushes the connecting rod 7 to move downwards, the wedge-shaped surface at the end part of the connecting rod 7 pushes the wedge-shaped block 21 to move, so that the transverse slice 2 enters the strip-shaped through groove 11, and the packaging bag is folded; and the mounting base 3 is pressed down again to drive the heat seal push rod 4 to move downwards for carrying out hot pressing again, the lever 5 is driven to return to drive the connecting rod 7 to move upwards, the transverse section 2 is reset under the action of the second elastic part, and the heat seal push rod 4 carries out hot pressing on the folded packaging bag again, so that the packaging bag is folded for a plurality of times for carrying out hot pressing repeatedly. When the locking mechanism is used, the bolt 31 is stretched outwards, the square teeth are separated from the limit of the bolt 31, the heat seal push rod 4 is automatically separated from the mounting seat 3, and locking is released; by adopting a mechanism with a plurality of square teeth with gradually increasing widths from top to bottom, the square teeth are sequentially separated in the process that the plug pin 31 extends outwards, and the rebound length of the heat seal push rod 4 is controlled by controlling the extension length of the plug pin 31, so that multi-stage locking is realized; three-level locking is realized by 3 square teeth, namely, three-time folding and heat sealing are carried out on the packaging bag, and both the cost and the heat sealing quality are considered.
The above description is only an example of the present invention, and general knowledge of the technical solutions and the like known in the art is not described herein too much. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (6)
1. Pouch food heat-sealing machine, including frame and heat-sealing mechanism, heat-sealing mechanism installs on the frame, its characterized in that: the device also comprises a transverse cutting mechanism, wherein the transverse cutting mechanism is arranged on the machine base, and the machine base is provided with a strip-shaped through groove, a transverse strip-shaped hole and a vertical strip-shaped hole which are communicated with the strip-shaped through groove; the heat seal mechanism comprises a mounting seat and a heat seal push rod, the mounting seat is of a hollow structure, the heat seal push rod is arranged in the mounting seat and is connected in the mounting seat in a sliding mode, two ends of the heat seal push rod extend out of the mounting seat, a heater is arranged in the lower end of the heat seal push rod, a boss is arranged on the heat seal push rod, a first elastic piece is connected between the boss and the inner wall of the mounting seat, and a locking mechanism for fixing is arranged between the heat seal push rod and the mounting seat; the top end of the heat seal push rod is hinged with a first sliding block, the base is hinged with a lever, the first sliding block is connected to the lever in a sliding mode, one end, far away from the first sliding block, of the lever is connected with a second sliding block in a sliding mode, the second sliding block is hinged with a connecting rod, the connecting rod is connected to the base in a sliding mode, and the lower end of the connecting rod is arranged to be a wedge-shaped surface; the crosscut mechanism includes the crosscut piece of sliding connection on the frame, the crosscut piece insert in horizontal bar hole, the one end that horizontal bar hole was kept away from to the crosscut piece is connected with the wedge that suits with the wedge face terminal part of connecting rod, be connected with the second elastic component that is used for supporting the crosscut piece and stretches out horizontal bar hole between wedge and the frame.
2. A pouch food heat-sealing machine as claimed in claim 1, wherein: the locking mechanism comprises a plurality of square teeth fixed on the heat sealing push rod, the width of different square teeth is gradually increased from top to bottom, pin holes are formed in the mounting seat, and bolts used for limiting the square teeth are inserted in the pin holes.
3. A pouch food heat-sealing machine as claimed in claim 2, wherein: the bolt is provided with scale marks with the same number as the square teeth.
4. A pouch food heat-sealing machine as claimed in claim 1, wherein: the first elastic part is a spring, the first elastic part is sleeved on the heat seal push rod, the second elastic part is a corrugated pipe with a flat cross section, and the corrugated pipe is sleeved on the transverse section.
5. A pouch food heat-sealing machine as claimed in claim 2, wherein: the bolt comprises two semicylinders, and the two semicylinders are connected through a spring.
6. A pouch food heat-sealing machine as claimed in claim 3, wherein: the quantity of square tooth is 3, and the scale mark on the corresponding bolt is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810320403.2A CN108516148B (en) | 2018-04-11 | 2018-04-11 | Pouch food heat sealing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810320403.2A CN108516148B (en) | 2018-04-11 | 2018-04-11 | Pouch food heat sealing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108516148A CN108516148A (en) | 2018-09-11 |
| CN108516148B true CN108516148B (en) | 2020-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810320403.2A Active CN108516148B (en) | 2018-04-11 | 2018-04-11 | Pouch food heat sealing machine |
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| CN (1) | CN108516148B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112498801A (en) * | 2020-12-08 | 2021-03-16 | 吴忠心 | Downward-pressing potato chip packaging and sealing device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4722166A (en) * | 1980-03-13 | 1988-02-02 | Dieckow Klaus Peter | Packaging |
| CN2268678Y (en) * | 1996-01-10 | 1997-11-26 | 季丰林 | Reciprocal packing apparatus for folded napkins |
| CN103003167A (en) * | 2010-05-18 | 2013-03-27 | 卡夫食品环球品牌有限责任公司 | Easy open and reclosable flexible film packaging products and methods of manufacture |
| CN103381672A (en) * | 2013-08-06 | 2013-11-06 | 张家口通达纸塑彩印有限公司 | Fastener heat sealing machine for plastic packaging bags |
| CN105473459A (en) * | 2013-08-30 | 2016-04-06 | 金伯利-克拉克环球有限公司 | Tamper resistant package and methods of making same |
-
2018
- 2018-04-11 CN CN201810320403.2A patent/CN108516148B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4722166A (en) * | 1980-03-13 | 1988-02-02 | Dieckow Klaus Peter | Packaging |
| CN2268678Y (en) * | 1996-01-10 | 1997-11-26 | 季丰林 | Reciprocal packing apparatus for folded napkins |
| CN103003167A (en) * | 2010-05-18 | 2013-03-27 | 卡夫食品环球品牌有限责任公司 | Easy open and reclosable flexible film packaging products and methods of manufacture |
| CN103381672A (en) * | 2013-08-06 | 2013-11-06 | 张家口通达纸塑彩印有限公司 | Fastener heat sealing machine for plastic packaging bags |
| CN105473459A (en) * | 2013-08-30 | 2016-04-06 | 金伯利-克拉克环球有限公司 | Tamper resistant package and methods of making same |
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| Publication number | Publication date |
|---|---|
| CN108516148A (en) | 2018-09-11 |
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