CN219928093U - Valve pocket bag opening device - Google Patents
Valve pocket bag opening device Download PDFInfo
- Publication number
- CN219928093U CN219928093U CN202321008828.2U CN202321008828U CN219928093U CN 219928093 U CN219928093 U CN 219928093U CN 202321008828 U CN202321008828 U CN 202321008828U CN 219928093 U CN219928093 U CN 219928093U
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- Prior art keywords
- piece
- bag
- bag opening
- flaring
- driving piece
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- 230000009471 action Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 5
- 238000004806 packaging method and process Methods 0.000 abstract description 4
- 239000000843 powder Substances 0.000 abstract description 2
- 230000007704 transition Effects 0.000 description 11
- 238000009499 grossing Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000006872 improvement Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004482 other powder Substances 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 239000001038 titanium pigment Substances 0.000 description 1
Landscapes
- Supplying Of Containers To The Packaging Station (AREA)
Abstract
The utility model discloses a valve bag opening device, which relates to the technical field of powder packaging machinery and comprises a frame, a bag taking assembly, a bag opening assembly and a flaring assembly; the bag taking assembly comprises a first supporting frame, a first bag taking piece and a first driving piece, and a first negative pressing piece is arranged on the end head of the first bag taking piece; the bag opening assembly comprises a second driving piece, a third driving piece, a first bag opening piece and a second bag opening piece; the bag expanding assembly comprises a fourth driving piece, a fifth driving piece and a first flaring piece, wherein a first flattening piece is arranged on the first flaring piece, the fourth driving piece and the fifth driving piece drive the first flaring piece to move towards the bag opening of the valve bag and insert into the bag opening, so that the diameter of the bag opening of the valve bag is increased, the first bag opening piece and the second bag opening piece are matched with the first bag taking piece, the bag opening of the valve bag can be opened, the bag opening of the valve bag is expanded towards the periphery under the action of the first flaring piece, the inner size of the bag opening of the valve bag is increased, and the valve bag is connected with a material receiving pipe conveniently.
Description
Technical Field
The utility model relates to the technical field of powder packaging machinery, in particular to a valve pocket opening device.
Background
In order to avoid dust flying in the packaging process, valve bags are mostly selected as packaging bags for packaging other powder such as cement, superfine talcum powder, titanium pigment and the like.
The traditional valve bag adopts a mode that a manual opening is sleeved on a filling pipe when being connected with filling equipment, but the manual bag feeding mode has high labor intensity and low working efficiency.
The utility model patent number CN212891219U discloses a manipulator for opening a valve pocket, the top of the valve pocket is sucked through a sucker mechanism, a holding and clamping mechanism clamps two sides of the middle of the valve pocket, the sucker mechanism pulls up the top of the valve pocket upwards through control of an air cylinder to open the opening of the valve pocket, the sucker mechanism is matched with the holding and clamping mechanism to open a valve pocket attached to the inner wall of the pocket, but when the valve pocket is opened, the pocket of the valve pocket is flat, the pocket body of the valve pocket is connected with the middle of the pocket, the pocket is opened in a triangular shape in the process of opening the pocket, the space inside the pocket is limited, when the valve pocket is connected with a receiving pipe through the pocket, the butt joint with the receiving pipe is limited by the space inside the pocket, and the side edge of the pocket of the valve pocket is pushed inwards and folded easily through control of the receiving pipe in the butt joint process of the receiving pipe, so that the pocket is difficult to be completely closed after the receiving is completed.
The foregoing is provided merely for the purpose of facilitating an understanding of the present utility model and is not intended to represent the closest prior art to the foregoing.
Disclosure of Invention
The utility model mainly aims to provide a valve bag opening device which is used for solving the problem that the side edge of a bag opening of a valve bag is easy to push and fold inwards by a material receiving pipe in the process of abutting joint with the material receiving pipe, so that the bag opening is difficult to be completely closed after the material receiving is finished.
In order to achieve the above object, the present utility model provides a valve bag opening device, comprising:
the frame is provided with a cover body;
the bag taking assembly comprises a first supporting frame arranged on the cover body, a first bag taking piece arranged on the first supporting frame in a sliding manner and a first driving piece arranged on the first supporting frame; the first bag taking piece penetrates into the cover body, and a first negative pressing piece is arranged on the end head; the first driving piece is connected with the first bag taking piece so as to drive the first negative pressure piece to move to suck the valve bag;
the bag opening assembly comprises a second driving piece and a third driving piece which are respectively arranged in the cover body, and a first bag opening piece and a second bag opening piece which are respectively arranged on the second driving piece and the third driving piece; the second driving piece and the third driving piece respectively drive the first bag opening piece and the second bag opening piece to move in opposite directions so as to open the bag opening of the valve bag sucked on the first negative pressing piece;
the bag expanding assembly comprises a fourth driving piece arranged on the frame, a fifth driving piece arranged on the fourth driving piece and a first flaring piece arranged on the fifth driving piece; a first flattening part is arranged on the first flaring part; the fourth driving piece and the fifth driving piece drive the first flaring piece to move towards the bag opening of the valve bag and insert the first flaring piece into the bag opening, so that the bag opening diameter of the valve bag is increased.
As a further improvement of the utility model, the first support frame comprises a first sliding guide rail; the first bag taking piece is a first pneumatic sliding block arranged on the first sliding guide rail; the first negative pressure piece comprises a negative pressure sucker and a negative pressure pump connected with the negative pressure sucker.
As a further improvement of the utility model, the first bag opening piece comprises a first bag opening plate connected with the second driving piece, a first transition plate obliquely arranged at the bottom end of the first bag opening plate, and a first clamping plate vertically arranged at the bottom end of the first transition plate; the second bag opening piece comprises a second bag opening plate connected with the third driving piece, a second transition plate obliquely arranged at the bottom end of the second bag opening plate, and a second clamping plate vertically arranged at the bottom end of the second transition plate; when the first clamping plate and the second clamping plate are attached, a space is reserved between the ends, far away from the first clamping plate, of the first bag opening plate and the second bag opening plate to form a first operation space.
As a further improvement of the utility model, the first flaring piece is a cone, and the large opening end of the first flaring piece is connected with the fifth cylinder; the first smoothing piece is a conical sleeve sleeved on the first flaring piece, and a distance exists between the large opening end of the first smoothing piece and the large opening end of the first flaring piece.
As a further improvement of the utility model, the device also comprises a control component; the control assembly comprises a controller electrically connected with the first driving piece, the second driving piece, the third driving piece, the fourth driving piece and the fifth driving piece; the controller is used for respectively controlling the first driving piece, the second driving piece, the third driving piece, the fourth driving piece and the fifth driving piece to be opened or closed according to external instructions.
The beneficial effects of the utility model are as follows:
the first bag opening piece and the second bag opening piece are matched with the first bag taking piece, so that pressure can be applied from the two sides and the top of the valve bag, the bag opening of the valve bag is more conveniently opened, the bag opening of the valve bag is expanded to the periphery under the action of the first flaring piece, the internal size of the bag opening of the valve bag is increased, the valve bag is conveniently connected with a material receiving pipe, and meanwhile, the first flattening piece can flatten the bag opening part of the valve bag folded in the flaring process, so that the sealing and sealing operation of the subsequent valve bag is facilitated.
Drawings
FIG. 1 is a schematic view of the overall structure of the valve bag opening device of the present utility model;
FIG. 2 is a schematic view of the internal structure of the valve bag opening device of the present utility model;
FIG. 3 is a schematic view of a bag opening assembly of the valve bag opening device of the present utility model;
FIG. 4 is a schematic diagram of the flare assembly of the valve bag opening apparatus of the present utility model;
reference numerals illustrate:
1. a frame; 2. a cover body; 3. a bag taking assembly; 301. a first support frame; 302. a first bag taking piece; 303. a first driving member; 304. a first negative pressure member; 3041. a negative pressure suction cup; 3042. a buffer spring; 305. a connecting rod; 4. a flaring assembly; 401. a fourth driving member; 402. a fifth driving member; 403. a first flaring piece; 404. a first smoothing member; 5. a bag opening assembly; 501. a second driving member; 502. a third driving member; 503. a first bag opening member; 5031. a first bag opening plate; 5032. a first transition plate; 5033. a first clamping plate; 504. and a second bag opening piece.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the described embodiments are merely some, but not all embodiments of the present utility model. Embodiments of the utility model and features of the embodiments may be combined with each other without conflict. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In one embodiment, referring to fig. 1 or 2, the valve bag opening device of the present utility model comprises a frame 1, a bag taking assembly 3, a bag opening assembly 5, and a flaring assembly 4.
Wherein, the frame 1 is provided with a cover body 2; the bag taking assembly 3 comprises a first supporting frame 301 arranged on the cover body 2, a first bag taking piece 302 arranged on the first supporting frame 301 in a sliding manner, and a first driving piece 303 arranged on the first supporting frame, wherein the first bag taking piece 302 penetrates into the cover body 2, a first negative pressing piece 304 is arranged at the end of the first bag taking piece 302, and the first driving piece 303 is connected with the first bag taking piece 302 so as to drive the first negative pressing piece 304 to move to suck the valve bag; the bag opening assembly 5 comprises a second driving piece 501 and a third driving piece 502 which are respectively arranged in the cover body 2, and a first bag opening piece 503 and a second bag opening piece 504 which are respectively arranged on the second driving piece 501 and the third driving piece 502, wherein the second driving piece 501 and the third driving piece 502 respectively drive the first bag opening piece 503 and the second bag opening piece 504 to move oppositely so as to open the mouth of the valve bag sucked on the first negative pressing piece 304; the bag expanding assembly comprises a fourth driving piece 401 arranged on the frame 1, a fifth driving piece 402 arranged on the fourth driving piece 401 and a first flaring piece 403 arranged on the fifth driving piece 402, a first flattening piece 404 is arranged on the first flaring piece 403, and the fourth driving piece 401 and the fifth driving piece 402 drive the first flaring piece 403 to move towards the bag opening of the valve bag and insert into the bag opening so as to increase the diameter of the bag opening of the valve bag.
Specifically, referring to fig. 2, the first support 301 includes a first sliding rail, and the first bag taking member 302 is a first air slider disposed on the first sliding rail; the first negative pressure member 304 includes a negative pressure suction cup 3041 and a negative pressure pump connected to the negative pressure suction cup 3041.
Preferably, the first driving member 303 is a first cylinder disposed on a first sliding rail, a connecting rod 305 is disposed on the first pneumatic sliding block, a negative pressure sucker 3041 is disposed on an end of the connecting rod 305, and the negative pressure sucker 3041 is communicated with the negative pressure pump through a negative pressure pipe.
Preferably, the connecting rod 305 is further sleeved with a buffer spring 3042 with two ends connected with the negative pressure sucker 3041 and the connecting rod 305.
Specifically, referring to fig. 3, the first bag opening part 503 includes a first bag opening plate 5031 connected to the second driving part 501, a first transition plate 5032 obliquely disposed at the bottom end of the first bag opening plate 5031, and a first clamping plate 5033 vertically disposed at the bottom end of the first transition plate 5032, the second bag opening part 504 includes a second bag opening plate connected to the third driving part 502, a second transition plate obliquely disposed at the bottom end of the second bag opening plate, and a second clamping plate vertically disposed at the bottom end of the second transition plate, where when the first clamping plate 5033 and the second clamping plate are attached, a space is left between ends of the first bag opening plate 5031 and the second bag opening plate far from the first clamping plate 5033 to form a first operation space.
Preferably, the first bag opening plate 5031 and the second bag opening plate are circular arc-shaped plates, and a V-shaped structure is formed between the first transition plate 5032 and the first clamping plate 5033 and between the second transition plate and the second clamping plate.
Preferably, the second driving member 501 includes a second cylinder, and the third driving member 502 includes a third cylinder.
Specifically, referring to fig. 4, the first flaring member 403 is a cone, and the large mouth end of the first flaring member 403 is connected with the fifth cylinder; the first smoothing member 404 is a conical sleeve sleeved on the first flaring member 403, and a space exists between the large opening end of the first smoothing member 404 and the large opening end of the first flaring member 403.
Preferably, the fourth driving member 401 includes a fourth cylinder, the fifth driving member 402 includes a fifth cylinder, the fourth driving member 401 drives the first flaring member 403 to move in the horizontal direction, and the fifth driving member 402 drives the first flaring member 403 to move in the vertical direction; the large mouth end of the first flaring member 403 is spaced from the large mouth end of the first flattening member 404 by 30mm to 50mm.
In this embodiment, the first driving member 303, the second driving member 501, the third driving member 502, the fourth driving member 401, the fifth driving member 402 and the air pump all adopt the existing pneumatic driving structure, and are the existing products, and their specific internal structures do not belong to the technical features to be protected in the present utility model, and are not specifically described.
The air pump is respectively communicated with the first driving piece 303, the second driving piece 501, the third driving piece 502, the fourth driving piece 401, the fifth driving piece 402 and the negative pressure sucker 3041 through pipelines, all components are driven to act through the air pump, and electromagnetic valves are respectively arranged between the air pump and the fifth driving piece 402 of the first driving piece 303, the second driving piece 501, the third driving piece 502 and the fourth driving piece 401 for controlling.
Further, the device further comprises a control assembly, wherein the control assembly comprises a controller electrically connected with the first driving piece 303, the second driving piece 501, the third driving piece 502, the fourth driving piece 401 and the fifth driving piece 402, and the controller is used for respectively controlling the first driving piece 303, the second driving piece 501, the third driving piece 502, the fourth driving piece 401 and the fifth driving piece 402 to be opened or closed according to external instructions.
In the use process, the position of the first flaring piece 403 is controlled by controlling the fifth driving piece 402, so that the first flaring piece 403 can be opposite to the center of the bag opening of the valve bag, the first flaring piece is convenient to be inserted into the valve bag, of course, the control and debugging of other driving pieces are consistent, and the sequence of actions or the degree of actions can be conveniently adjusted through the regulation and control of the controller.
In the embodiment, the valve bag is sucked by the negative pressure sucker 3041, and the valve bag sags under the action of gravity to keep a vertical state;
then, the second driving element 501 and the third driving element 502 are ventilated and then move in opposite directions, the inner walls of the first bag opening plate 5031 and the second bag opening plate are respectively attached to the side edges of the bag opening of the valve bag, and the extrusion force is applied, meanwhile, the first driving element 303 drives the negative pressure sucker 3041 to slowly move upwards again, the upper end of the bag opening of the valve bag is adsorbed and moved upwards by the negative pressure sucker 3041, and the side edges of the valve bag are extruded by the first bag opening plate 5031 and the second bag opening plate, so that the opening of the valve bag is opened.
After the opening of the valve pocket is opened, the fifth driving piece 402 drives the first flaring piece 403 and the first flattening piece 404 to move downwards, and the fifth driving piece 401 moves by the electric fifth driving piece 402 opposite to the axis of the opening of the valve pocket, so that the first flaring piece 403 and the first flattening piece 404 are pushed into the opening of the valve pocket, and the opening of the valve pocket is circularly widened towards the periphery by the conical first flaring piece 403 and the first flattening piece 404.
After the bag mouth of the valve bag is expanded, the fourth driving piece 401 drives the first flaring piece 403 and the first smoothing piece 404 to move away from the valve bag, the large mouth end of the first smoothing piece 404 is attached to the inner wall of the valve bag, in the process that the first flaring piece 403 and the first smoothing piece 404 move away from the valve bag, the large mouth end of the first smoothing piece 404 moves along the inner wall of the valve bag, so that the place where the bag mouth of the valve bag is folded in the flaring process is smoothed, and the bag mouth of the valve bag is smooth after the valve bag is connected with a receiving pipe, so that subsequent sealing is facilitated.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (3)
1. Valve pocket opening device, its characterized in that includes:
the device comprises a frame (1), wherein a cover body (2) is arranged on the frame (1);
the bag expanding assembly comprises a fourth driving piece (401) arranged on the frame (1), a fifth driving piece (402) arranged on the fourth driving piece (401), and a first flaring piece (403) arranged on the fifth driving piece (402); a first flattening piece (404) is arranged on the first flaring piece (403); the fourth driving piece (401) and the fifth driving piece (402) drive the first flaring piece (403) to move towards the bag opening of the valve bag and insert the first flaring piece into the bag opening, so that the bag opening diameter of the valve bag is increased.
2. The valve bag opening device of claim 1, wherein: the first flaring piece (403) is a cone, and the large opening end of the first flaring piece (403) is connected with the second cylinder; the first flattening piece (404) is a conical sleeve sleeved on the first flaring piece (403), and a gap exists between the large opening end of the first flattening piece (404) and the large opening end of the first flaring piece (403).
3. The valve bag opening device of claim 2, wherein: the control assembly is also included; the control assembly comprises a controller electrically connected with the fourth driving piece (401) and the fifth driving piece (402); the controller is used for respectively controlling the fourth driving piece (401) and the fifth driving piece (402) to be opened or closed according to an external instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321008828.2U CN219928093U (en) | 2023-04-28 | 2023-04-28 | Valve pocket bag opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321008828.2U CN219928093U (en) | 2023-04-28 | 2023-04-28 | Valve pocket bag opening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219928093U true CN219928093U (en) | 2023-10-31 |
Family
ID=88501633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321008828.2U Active CN219928093U (en) | 2023-04-28 | 2023-04-28 | Valve pocket bag opening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219928093U (en) |
-
2023
- 2023-04-28 CN CN202321008828.2U patent/CN219928093U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |