CN219749062U - Square bottom opening device for paper bag making machine - Google Patents
Square bottom opening device for paper bag making machine Download PDFInfo
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- CN219749062U CN219749062U CN202223596056.7U CN202223596056U CN219749062U CN 219749062 U CN219749062 U CN 219749062U CN 202223596056 U CN202223596056 U CN 202223596056U CN 219749062 U CN219749062 U CN 219749062U
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- making machine
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- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 238000003825 pressing Methods 0.000 claims description 6
- 210000004907 gland Anatomy 0.000 claims description 4
- 230000000712 assembly Effects 0.000 abstract description 8
- 238000000429 assembly Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000005520 cutting process Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a square bottom opening device of a paper bag making machine. The cutter comprises a frame template assembly, cam transmission assemblies arranged on the side parts of the frame template assembly, and an upper cutter assembly and a lower cutter assembly which are arranged on the upper side and the lower side of the frame template assembly and can be driven by the cam transmission assemblies to cut square bottoms of paper bags on the frame template assembly, wherein each cutter assembly is provided with a pair of cutters installed through cutter holders and an adjusting device arranged on each cutter holder and used for adjusting the positions of the cutters, and the positions of the cutters can be adjusted through the adjusting device. The advantages are that: the cam transmission assembly can be directly used for controlling the cutting-in position of the cutter into the square bottom of the paper bag and the cutting-out length of the square bottom, and simultaneously, the cutting-out length of the four cutters can be independently adjusted to be consistent, so that the aim of adjusting the cutting-out length of the cutter without stopping machine when the cutting-out lengths of the four cutters are inconsistent is fulfilled, the consistency of the square bottom length of the paper bag is ensured, and the quality of the paper bag and the production efficiency of a bag making machine are also ensured.
Description
Technical Field
The utility model relates to paper bag manufacturing equipment, in particular to a square bottom opening device of a paper bag manufacturing machine.
Background
Paper bags are widely used, in various forms, and in various forms, for example: the paper bags with various forms such as food packaging bags, handle paper bags and the like are arranged at the bottoms of the paper bags, and the paper bags with various forms such as diamond shapes, square bottom shapes and the like are arranged at the bottoms of the paper bags, wherein the square bottom paper bags are large in market demand and wide in use because the bottoms of the square bottom paper bags are overlapped and have large bearing capacity, the paper bags are required to be cut in advance by a pre-cutting device before being manufactured, the paper bags are required to be cut in advance by the pre-cutting device before being manufactured, the structural design of the pre-cutting device of the paper bag machine in the market is complex at present, the adjustment is complicated, the cutting lengths of four cutters are required to be consistent when the square bottom is opened, and the paper bag machine is required to be stopped and adjusted when the paper bags are subjected to fine adjustment in the production process, so that the production efficiency of the bag making machine is seriously influenced.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a paper bag making machine bottom opening device which can adjust the cutting length during operation of a paper bag making machine so as to ensure the quality of paper bags and the production efficiency of the bag making machine.
In order to solve the technical problems, the square bottom opening device of the paper bag making machine comprises a frame template assembly, cam transmission assemblies arranged on the side parts of the frame template assembly, and an upper group of cutter assemblies and a lower group of cutter assemblies which are arranged on the upper side and the lower side of the frame template assembly and can be driven by the cam transmission assemblies to cut square bottoms of paper bags on the frame template assembly, wherein each cutter assembly is provided with a pair of cutters installed through cutter holders and an adjusting device which is arranged on each cutter holder and used for adjusting the positions of the cutters, and the positions of the cutters can be adjusted through the adjusting device.
Each cutter assembly further comprises a cutter shaft and two cutter swing arms arranged on the cutter shaft, each adjusting device comprises a guide seat arranged on the cutter swing arm and provided with a guide groove and an adjusting screw rod arranged in the guide groove of the guide seat, the connecting end of each cutter seat is provided with a threaded hole, the connecting end of each cutter seat extends into the guide groove and is connected to the adjusting screw rod, and the position of the cutter seat extending out of the guide groove can be adjusted through the adjusting screw rod, so that the position of the cutter is adjusted.
The middle upper part of each adjusting screw is provided with a limiting disc, the upper part of each guide groove of each guide seat is provided with a limiting cavity matched with the limiting disc, and the guide seat is provided with a gland for limiting the limiting disc in the limiting cavity.
And the two cutter swing arms on each group of cutter assemblies are fixedly arranged on the cutter shaft through locking blocks.
The cutter is fixedly arranged on the cutter seat through the blade pressing plate.
The cam transmission assembly comprises a power shaft, a driving device arranged at one end of the power shaft and used for driving the power shaft to rotate, and two groups of cam groups which are respectively provided with a fixed cam and an adjusting cam and are arranged at the other end of the power shaft, wherein the two groups of cam groups are respectively matched with one group of cutter assembly and can realize high-low point arc length change by adjusting the position of the adjusting cam in each group of cam groups so as to meet the specification size change of the bag bottom.
Each cutter assembly further comprises a tension spring swing arm arranged at one end of the cutter shaft and a roller swing arm arranged at the other end of the cutter shaft, a roller used for pressing the cam group is arranged on the roller swing arm, and a tension spring capable of ensuring contact between the roller and the cam group is connected to the tension spring swing arm.
The frame template assembly comprises a template beam, an upper template arranged on the upper surface of the template beam and a lower template arranged on the lower surface of the template beam, wherein two template grooves are respectively formed in the upper template and the lower template.
The cutter shaft and the power shaft are arranged on two wallboards positioned on two sides of the frame template assembly through bearings.
The driving device is a servo motor.
After adopting foretell structure, because the upper and lower two sets of cutter assemblies that are located the upper and lower both sides of frame template subassembly and can cut the paper bag square bottom on the frame template subassembly by cam drive assembly drive and a pair of cutter that is arranged on every cutter assembly through the blade holder installation and the adjusting device who is used for adjusting the cutter position, can directly utilize cam drive assembly control cutter to cut into paper bag square bottom position and cut out square bottom length from this, simultaneously in the state of paper bag machine, when finding that paper bag square bottom length does not accord with the requirement, can also utilize each independent adjusting device, can independently adjust four cutters and cut out the length unanimously, the purpose that cutter cut out square bottom length was adjusted to the non-stop of four cutters has been realized from this, paper bag square bottom length is unanimous has been guaranteed, paper bag quality and system machine production efficiency have also been guaranteed.
Drawings
FIG. 1 is a schematic diagram showing a front view of a bottom opening device of a paper bag making machine according to the present utility model;
FIG. 2 is a schematic top view of a bottom opening device of a paper bag making machine according to the present utility model;
FIG. 3 is a schematic view of the installation state structure of the cam gear set of the present utility model;
FIG. 4 is a schematic view showing the installation state of the upper cutter assembly according to the present utility model;
FIG. 5 is a schematic view showing the installation state of the lower cutter assembly according to the present utility model;
fig. 6 is a schematic perspective view showing a cutter mounting state in the present utility model;
FIG. 7 is a schematic cross-sectional view showing the mounting state of the cutter according to the present utility model;
FIG. 8 is a schematic view of a fixed cam according to the present utility model;
fig. 9 is a schematic view of the structure of the adjusting cam in the present utility model.
Detailed Description
The bottom opening device of the paper bag making machine of the present utility model will be described in further detail with reference to the drawings and the detailed description.
As shown in the figure, the paper bag making machine square bottom opening device comprises a frame template component 1, a cam transmission component 2 arranged at the side part of the frame template component, and an upper cutter component and a lower cutter component which are arranged at the upper side and the lower side of the frame template component and can be driven by the cam transmission component to cut the paper bag square bottom on the frame template component, wherein the upper cutter component comprises an upper cutter shaft, a roller swing arm 22, a pin shaft 29, a roller 23, a tension spring swing arm 21, a tension spring 19, a cutter swing arm 8, a locking block 13, a cutter seat 4, a cutter 5, a cutter pressing plate 14, a guide seat 9, a gland 12, an adjusting screw 10 and the like, the upper cutter shaft is arranged on two wallboards 28 which are positioned at the left side and the right side (the upper side is defined as the right side in the figure 2) of the frame template component 1 through bearings and spans over the frame template component 1, the roller 23 is arranged at one end of the roller swing arm 22 through a pin shaft to rotate, the other end of the roller swing arm 22 is arranged at one end of an upper cutter shaft, the other end of the upper cutter shaft is arranged at one end of a tension spring swing arm 23, the other end of the tension spring swing arm is connected with a strut of a wallboard in a hanging way, thereby the roller 23 is pressed on a cam transmission assembly, the contact between the roller 23 and the cam group 20 can be ensured by utilizing the tension spring 19, two cutter swing arms are arranged on the upper cutter shaft, the two cutter swing arms are respectively fixedly arranged on the upper cutter shaft through locking blocks 13, the locking blocks 13 are convenient to assemble and disassemble and move, the cutter is fixedly arranged on a cutter holder through a blade pressing plate, the connecting end of the cutter holder is designed to be square, the cutter is moved in a guide groove of a guide seat, the guide seat 9 is fixedly arranged on the cutter swing arm 8, the connecting end of the cutter holder 4 is provided with a threaded hole, the connecting end of the cutter holder 4 extends into the guide groove and is connected to an adjusting screw 10, the upper middle part of the adjusting screw 10 is provided with a limit disc 11, the upper part of the guide groove of the guide seat 9 is provided with a limit cavity matched with the limit disc, the guide seat 9 is provided with a gland 12 for limiting the limit disc in the limit cavity, thereby an adjusting device is formed by the guide seat 9 with the guide groove arranged on the cutter swing arm 8, the adjusting screw 10 arranged in the guide groove of the guide seat and other parts, the adjusting screw 10 rotates in the limit cavity to drive the cutter seat to move up and down, so that the position of the cutter seat extending out of the guide groove can be adjusted, the position of the cutter is adjusted, the structure of the upper cutter assembly is the same as that of the upper cutter assembly, for the installation position of the upper cutter assembly, the lower cutter shaft is also arranged on two wallboards 28 through bearings, and spans the lower cutter shaft under the frame template assembly 1, other structures are the same as that of the upper cutter assembly,
further, the cam transmission assembly is composed of a power shaft, a cam locking seat, a fixed cam, an adjusting cam, a servo motor and the like, the power shaft is installed between two wallboards through bearings, the power shaft extends out of the two wallboards, the servo motor connected with the power shaft is arranged on the outer side of the right wallboard, a paper bag rotates one circle, two groups of cam groups 20 installed on the power shaft are arranged on the outer side of the left wallboard, specifically, the fixed cam 17 and the adjusting cam 18 are installed on the cam locking seat in a combined mode to form the cam groups 20, a group of cam groups 20 on the inner side are installed in a matched mode with an upper cutter assembly, a group of cam groups 20 on the outer side are installed in a matched mode with a lower cutter assembly, and the two groups of cam groups are used for controlling the action of the upper cutter and the lower cutters respectively, so that the change of the arc length of a high point and a low point can be achieved through adjusting the position of the adjusting cam 18 in each group of cam groups to meet the change of the specification of the bag bottom, the size is large, the length of the bag bottom is required to be long, otherwise, the size of the bag bottom is small, and the length requirement of the bag bottom is short.
Still further, the frame template group comprises wallboard, cope match-plate pattern, template roof beam, lower bolster etc. specifically speaking, frame template subassembly 1 that said include template roof beam 24 and install at template roof beam upper surface's cope match-plate pattern 25 and install at template roof beam lower surface's lower bolster 26, two template grooves 27 have been seted up respectively to cope match-plate pattern 25 and lower bolster 26, the upper and lower face of container bag passes through from cope match-plate pattern and lower bolster surface, when container bag bottom position passed through the template groove, the cutter cut in undercut square bottom shape with upper and lower bag.
Claims (10)
1. The utility model provides a paper bag processor side's device of opening, its characterized in that: including frame template subassembly (1), set up cam drive subassembly (2) and setting up in frame template subassembly lateral part both sides and can cut by cam drive subassembly driven to the paper bag square bottom on the frame template subassembly two sets of cutter subassembly (3) from top to bottom, every group all have on cutter subassembly (3) a pair of cutter (5) and each that install through blade holder (4) be used for adjusting device (6) of cutter position that set up on the blade holder, through adjusting device (6) can carry out position control to the cutter.
2. The paper bag making machine bottom opening device according to claim 1, wherein: each cutter assembly (3) further comprises a cutter shaft (7) and two cutter swing arms (8) arranged on the cutter shaft, each adjusting device comprises a guide seat (9) provided with a guide groove and arranged on the cutter swing arm (8) and an adjusting screw (10) arranged in the guide groove of the guide seat, the connecting end of each cutter seat (4) is provided with a threaded hole, the connecting end of each cutter seat (4) extends into the guide groove and is connected to the adjusting screw (10), and the position of the cutter seat extending out of the guide groove can be adjusted through the adjusting screw (10) so as to adjust the position of the cutter.
3. The paper bag making machine bottom opening device according to claim 2, wherein: the middle upper part of each adjusting screw (10) is provided with a limiting disc (11), the upper part of each guide groove of each guide seat (9) is provided with a limiting cavity matched with the limiting disc, and the guide seats (9) are provided with a gland (12) limiting the limiting disc in the limiting cavity.
4. A paper bag making machine bottom opening device according to claim 2 or 3, characterized in that: two cutter swing arms (8) on each group of cutter assembly (3) are fixedly arranged on the cutter shaft (7) through locking blocks (13).
5. The paper bag making machine bottom opening device according to claim 4, wherein: the cutter (5) is fixedly arranged on the cutter holder through a cutter blade pressing plate (14).
6. A paper bag making machine bottom opening device according to claim 2, 3 or 5, characterized in that: the cam transmission assembly (2) comprises a power shaft (15), a driving device (16) arranged at one end of the power shaft (15) and used for driving the power shaft (15) to rotate, and two groups of cam groups (20) which are respectively provided with a fixed cam (17) and an adjusting cam (18) and are arranged at the other end of the power shaft (15), wherein the two groups of cam groups (20) are respectively matched with one group of cutter assembly (3) and can realize high-low point arc length change by adjusting the position of the adjusting cam (18) in each group of cam groups so as to meet the specification and size change of the bag bottom.
7. The paper bag making machine bottom opening device according to claim 6, wherein: each group of cutter components (3) further comprises a tension spring swing arm (21) arranged at one end of the cutter shaft (7), and a roller swing arm (22) arranged at the other end of the cutter shaft (7), a roller (23) used for pressing the cam group is arranged on the roller swing arm (22), and the tension spring (19) capable of ensuring contact between the roller (23) and the cam group (20) is connected to the tension spring swing arm (21).
8. A paper bag making machine bottom opening device according to claim 1, 2, 3, 5 or 7, characterized in that: the frame template assembly (1) comprises a template beam (24), an upper template (25) arranged on the upper surface of the template beam and a lower template (26) arranged on the lower surface of the template beam, wherein two template grooves (27) are respectively formed in the upper template (25) and the lower template (26).
9. The paper bag making machine bottom opening device according to claim 6, wherein: the cutter shaft (7) and the power shaft (15) are arranged on two wallboards (28) positioned on two sides of the frame template assembly (1) through bearings.
10. The paper bag making machine bottom opening device according to claim 6, wherein: the driving device (16) is a servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223596056.7U CN219749062U (en) | 2022-12-30 | 2022-12-30 | Square bottom opening device for paper bag making machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223596056.7U CN219749062U (en) | 2022-12-30 | 2022-12-30 | Square bottom opening device for paper bag making machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219749062U true CN219749062U (en) | 2023-09-26 |
Family
ID=88084100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223596056.7U Active CN219749062U (en) | 2022-12-30 | 2022-12-30 | Square bottom opening device for paper bag making machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219749062U (en) |
-
2022
- 2022-12-30 CN CN202223596056.7U patent/CN219749062U/en active Active
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