CN212474144U - Vacuum bag pre-opening device - Google Patents
Vacuum bag pre-opening device Download PDFInfo
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- CN212474144U CN212474144U CN202022263055.5U CN202022263055U CN212474144U CN 212474144 U CN212474144 U CN 212474144U CN 202022263055 U CN202022263055 U CN 202022263055U CN 212474144 U CN212474144 U CN 212474144U
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- conveying belt
- hot cutting
- bag
- adsorption
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Abstract
A vacuum pre-bag opening device comprises a film roll, a hot cutting mechanism, a vacuum conveying belt and a vacuum pre-bag opening arm, and is characterized in that the film roll is arranged at one end of the vacuum conveying belt, and the hot cutting mechanism is arranged between the film roll and the vacuum conveying belt; the other end of the vacuum conveying belt is provided with a vacuum bag pre-opening arm; the hot cutting mechanism comprises a hot cutter and a hot cutting backing plate; the vacuum conveying belt is provided with a rack, a conveying belt and a vacuum pipeline; the vacuum bag pre-opening arm is provided with a motor which is in transmission connection with the rotating arm; the device transmits the double-layer film out through the rotating roller, the vacuum conveying belt adsorbs, fixes and synchronously drives the double-layer film to pull the film, the existing film pulling mechanism can be replaced, the hot cutting mechanism can carry out hot cutting only by waiting for the packaging film to be in place, the station parts are saved, and the time for the film pulling mechanism to reset and pull the film back and forth is saved; meanwhile, the rotary arm can complete avoidance of the bag opening device while pre-opening the bag, and the avoidance steps of the mechanism are reduced, so that the production efficiency is increased.
Description
Technical Field
The utility model relates to a packing system bag field specifically is a bag device is opened in advance in vacuum.
Background
In the pre-opening process of the prior packaging film bag making, most of double-layer films are pulled to a limited position by a film pulling mechanism, and then are adsorbed by upper and lower bag opening suction nozzles and then move up and down respectively, so that the packaging bags are opened to finish pre-opening, and finally, the packaging bags are completely opened by a bag opening device; however, the bag pre-opening mode has more processes in the conveying process of the packaging bags, the bag opening device needs to be avoided when the bag pre-opening is completed by the upper bag opening suction nozzle and the lower bag opening suction nozzle during evacuation, and the film pulling mechanism needs to reset after the bag opening is completed to pull the film for the next time, so that the single bag making time is increased, and the bag making efficiency is low easily when the reset time is unreasonable in allocation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a vacuum bag pre-opening device is provided, the problem that proposes in the above-mentioned background art can be effectively solved.
In order to solve the above problems, the utility model adopts the following technical proposal: a vacuum pre-bag opening device comprises a film roll, a hot cutting mechanism, a vacuum conveying belt and a vacuum pre-bag opening arm, and is characterized in that the film roll is arranged at one end of the vacuum conveying belt, and the hot cutting mechanism is arranged between the film roll and the vacuum conveying belt; the other end of the vacuum conveying belt is provided with a vacuum bag pre-opening arm; the hot cutting mechanism comprises a hot cutter and a hot cutting backing plate; the vacuum conveying belt is provided with a rack, a conveying belt and a vacuum pipeline; the vacuum bag pre-opening arm is provided with a motor which is in transmission connection with the rotating arm.
As a further preferable scheme of the utility model, the film roll is provided with a rotating roller which is communicated and fixedly connected, and the film roll is provided with a folding double-layer film winding; the folded double-layer film is penetrated through the hot cutting mechanism, and a hot cutting knife is arranged above the folded double-layer film, and a hot cutting backing plate is arranged below the folded double-layer film.
As a further preferable scheme of the utility model, the frame is provided with a vacuum suction groove which is communicated with the vacuum pipeline; the conveying belt is provided with vacuum adsorption holes which are matched with the vacuum adsorption grooves.
As a further preferable aspect of the present invention, the rotating arm is close to the side of the first conveying belt, and the opening of the folded double-layer film is at the same side as the rotating arm.
As a further preferable scheme of the utility model, the output end of the motor is provided with a rotating arm for fixed connection; a support frame is arranged between the motor and the rotating arm and is fixedly connected with the motor.
As a further preferable scheme of the present invention, the rotating arm is provided with an adsorption block, and the adsorption block is vertically fixed with the rotating arm; the adsorption block is provided with an adsorption piece which is fixedly connected and provided with an adsorption fixing hole; the adsorption block is protruded out of the rotating arm, and the protrusion length of the adsorption block is equal to the distance between the rotating arm and the vacuum transmission belt.
As a further preferable aspect of the present invention, the rotating arm has a first air passage therein; a second air channel is arranged in the adsorption block; the first air passage is communicated with the second air passage; the second air passage is communicated with the adsorption fixing hole; the rotating arm is provided with an air suction valve port which is communicated with the first air channel.
Compared with the prior art, the utility model provides a bag device is opened in advance in vacuum possesses following beneficial effect:
the device transmits the double-layer film out through the rotating roller, the vacuum conveying belt adsorbs, fixes and synchronously drives the double-layer film to pull the film, the existing film pulling mechanism can be replaced, the hot cutting mechanism can carry out hot cutting only by waiting for the packaging film to be in place, the station parts are saved, and the time for the film pulling mechanism to reset and pull the film back and forth is saved; meanwhile, the rotary arm can complete avoidance of the bag opening device while pre-opening the bag, and the avoidance steps of the mechanism are reduced, so that the production efficiency is increased.
Drawings
FIG. 1 is a schematic view of the structure of the utility model;
FIG. 2 is an axial view of the pre-opening bag connecting structure of the present invention;
FIG. 3 is a schematic view of the vacuum conveyor belt of the present invention;
FIG. 4 is a schematic view of the vacuum bag pre-opening arm of the present invention;
wherein: 1. the device comprises a film roll, 2 parts of a hot cutting mechanism, 3 parts of a vacuum conveying belt, 3-1 parts of a rack, 3-2 parts of a conveying belt, 3-3 parts of a vacuum pipeline, 4 parts of a vacuum bag pre-opening arm, 4-1 parts of a motor, 4-2 parts of a rotating arm, 4-3 parts of a supporting frame, 4-4 parts of an adsorption block, 4-5 parts of an adsorption sheet and 4-6 parts of an air suction valve port.
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.
The utility model provides a vacuum bag pre-opening device, which comprises a film roll 1, a hot cutting mechanism 2, a vacuum transmission belt 3 and a vacuum bag pre-opening arm 4, and is characterized in that one end of the vacuum transmission belt 3 is provided with the film roll 1, and the hot cutting mechanism 2 is arranged between the film roll 1 and the vacuum transmission belt 3; the other end of the vacuum transmission belt 3 is provided with a vacuum bag pre-opening arm 4; the hot cutting mechanism 2 comprises a hot cutter and a hot cutting base plate; the vacuum conveying belt 3 is provided with a rack 3-1, a conveying belt 3-2 and a vacuum pipeline 3-3; the vacuum bag pre-opening arm 4 is provided with a motor 4-1 which is in transmission connection with a rotating arm 4-2.
As a further preferable scheme of the utility model, the film roll 1 is provided with a rotary roller for through fixed connection, and the film roll 1 is provided with a folding double-layer film winding; the folded double-layer film is penetrated through the hot cutting mechanism 2, and a hot cutting knife is arranged above the folded double-layer film, and a hot cutting backing plate is arranged below the folded double-layer film.
As a further preferable scheme of the utility model, the frame 3-1 is provided with a vacuum suction groove which is communicated with the vacuum pipeline 3-3; the transmission band 3-2 is provided with vacuum adsorption holes which are matched with the vacuum suction grooves.
As a further preferred version of the invention, the turning arm 4-2 is close to the side of the first conveyor belt and the opening of the folded double-layer film is at the same side as the turning arm 4-2.
As a further preferable scheme of the utility model, the output end of the motor 4-1 is provided with a rotating arm 4-2 which is fixedly connected; a support frame 4-3 is arranged between the motor 4-1 and the rotating arm 4-2, and the support frame 4-3 is fixedly connected with the motor 4-1.
As a further preferable scheme of the present invention, the rotating arm 4-2 is provided with an adsorption block 4-4, and the adsorption block 4-4 is vertically fixed with the rotating arm 4-2; the adsorption block 4-4 is provided with an adsorption sheet 4-5 which is fixedly connected, and the adsorption sheet 4-5 is provided with an adsorption fixing hole; the adsorption blocks 4-4 protrude from the rotating arms 4-2, and the protruding length of the adsorption blocks 4-4 is equal to the distance between the rotating arms 4-2 and the vacuum transmission belt 3.
As a further preferable aspect of the present invention, the rotating arm 4-2 has a first air passage therein; the adsorption block 4-4 is internally provided with a second air channel; the first air passage is communicated with the second air passage; the second air passage is communicated with the adsorption fixing hole; the rotating arm is provided with an air suction valve port 4-6, and the air suction valve port 4-6 is communicated with the first air passage.
As a specific embodiment of the present invention:
the folded double-layer film on the film roll 1 is pushed out through a rotating roller, the folded double-layer film of the pushing-out part passes through a space between a hot cutter and a hot cutting backing plate, the folded double-layer film is pushed onto a vacuum conveying belt 3, vacuum adsorption holes in the vacuum conveying belt 3 adsorb and fix the folded double-layer film, and the folded double-layer film is pulled out of the film roll 1 along with synchronous transmission of the conveying belt 3-2; when the folded double-layer film is conveyed to a limited length by the vacuum conveying belt 3 and the film roll 1, the vacuum conveying belt 3 and the film roll 1 are suspended for transmission, the hot cutting mechanism 2 carries out hot cutting on the folded double-layer film, and the upper layer and the lower layer of the folded double-layer film at the hot cutting part are fixed by hot melting through the hot cutting mechanism 2 to form a single-opening packaging bag; after the hot cutting is finished, the vacuum conveying belt 3 continues to transmit, and the packaging bag is conveyed to a limited bag pre-opening position and then is suspended; the rotating arm 4-2 is rotated by the motor 4-1 to be pressed down to be parallel to the vacuum transmission belt 3, the adsorption block 4-4 is driven to be pressed down and attached to the upper side of the packaging bag, the adsorption fixing hole adsorbs and fixes the upper side of the packaging bag, the rotating arm 4-2 is lifted up by the reverse rotation of the motor 4-1, the adsorption block 4-4 drives the upper side and the lower side of the packaging bag to be separated, bag films on the upper side and the lower side of the packaging bag are opened to form an opening, the rotating arm 4-2 is reset when the bag pre-opening is completed, and the.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (7)
1. A vacuum pre-bag opening device comprises a film roll (1), a hot cutting mechanism (2), a vacuum conveying belt (3) and a vacuum pre-bag opening arm (4), and is characterized in that the film roll (1) is arranged at one end of the vacuum conveying belt (3), and the hot cutting mechanism (2) is arranged between the film roll (1) and the vacuum conveying belt (3); the other end of the vacuum conveying belt (3) is provided with a vacuum bag pre-opening arm (4); the hot cutting mechanism (2) comprises a hot cutter and a hot cutting base plate; the vacuum conveying belt (3) is provided with a rack (3-1), a conveying belt (3-2) and a vacuum pipeline (3-3); the vacuum bag pre-opening arm (4) is provided with a motor (4-1) which is in transmission connection with the rotating arm (4-2).
2. A vacuum bag pre-opening device according to claim 1, characterized in that the film roll (1) is provided with a rotating roller through fixed connection, and the film roll (1) is provided with a folded double-layer film winding; the folded double-layer film is penetrated through the hot cutting mechanism (2), and a hot cutting knife is arranged above the folded double-layer film, and a hot cutting backing plate is arranged below the folded double-layer film.
3. The vacuum bag pre-opening device according to claim 1, wherein the frame (3-1) is provided with a vacuum suction groove, and the vacuum suction groove is communicated with the vacuum pipeline (3-3); the transmission belt (3-2) is provided with vacuum adsorption holes which are matched with the vacuum adsorption grooves.
4. A vacuum pre-bagging device according to claim 1, wherein the rotating arm (4-2) is close to the side of the first conveyor belt and the opening of the folded double-layer film is on the same side as the rotating arm (4-2).
5. The vacuum bag pre-opening device according to claim 1, wherein the output end of the motor (4-1) is provided with a rotating arm (4-2) for fixed connection; a support frame (4-3) is arranged between the motor (4-1) and the rotating arm (4-2), and the support frame (4-3) is fixedly connected with the motor (4-1).
6. The vacuum bag pre-opening device according to claim 1, wherein the rotating arm (4-2) is provided with an adsorption block (4-4), and the adsorption block (4-4) is vertically fixed with the rotating arm (4-2); the adsorption block (4-4) is provided with an adsorption sheet (4-5) which is fixedly connected, and the adsorption sheet (4-5) is provided with an adsorption fixing hole; the adsorption blocks (4-4) protrude out of the rotating arms (4-2), and the protruding length of the adsorption blocks (4-4) is equal to the distance between the rotating arms (4-2) and the vacuum conveying belt (3).
7. A vacuum pre-bagging device according to claim 6, wherein the rotating arm (4-2) is internally provided with a first air passage; the adsorption block (4-4) is internally provided with a second air channel; the first air passage is communicated with the second air passage; the second air passage is communicated with the adsorption fixing hole; the rotating arm is provided with an air suction valve port (4-6), and the air suction valve port (4-6) is communicated with the first air passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022263055.5U CN212474144U (en) | 2020-10-13 | 2020-10-13 | Vacuum bag pre-opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022263055.5U CN212474144U (en) | 2020-10-13 | 2020-10-13 | Vacuum bag pre-opening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212474144U true CN212474144U (en) | 2021-02-05 |
Family
ID=74449058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022263055.5U Active CN212474144U (en) | 2020-10-13 | 2020-10-13 | Vacuum bag pre-opening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212474144U (en) |
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2020
- 2020-10-13 CN CN202022263055.5U patent/CN212474144U/en active Active
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