CN219190407U - Paper pushing and pressing device for paper cutter - Google Patents
Paper pushing and pressing device for paper cutter Download PDFInfo
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- CN219190407U CN219190407U CN202223600754.XU CN202223600754U CN219190407U CN 219190407 U CN219190407 U CN 219190407U CN 202223600754 U CN202223600754 U CN 202223600754U CN 219190407 U CN219190407 U CN 219190407U
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Abstract
The utility model discloses a paper pushing and pressing device for a paper cutter, which comprises a frame and a paper pushing component which is slidably arranged on the frame, wherein a paper supporting plate for supporting paper to be cut is arranged on the frame; a locking mechanism which is acted to lock the position of the paper pushing component on the frame is arranged between the paper pushing component and the frame; the locking mechanism comprises a pressing plate assembly and a pressing plate driving mechanism which is connected with the pressing plate assembly to drive the pressing plate assembly to ascend so as to separate from the paper bearing plate or descend so as to prop against the paper bearing plate, and therefore the position of the paper pushing component on the frame is locked. The paper pushing device can realize the paper pushing operation of the paper cutter, can realize the quick locking of the position of the paper pushing component, and is convenient to use.
Description
Technical Field
The utility model relates to a paper pushing and pressing device for a paper cutter.
Background
At present, a paper cutter is a device for cutting paper, before cutting the paper, the cutting length of the paper needs to be checked, a paper pushing and pressing device needs to be used for pushing the paper to be cut according to the requirement forwards, then the paper is pressed, and then the cutting is realized; through searching, the Chinese patent with publication number of CN216511700U discloses a double-transmission paper pushing structure, and the paper pushing structure needs to drive two ball screws to rotate through synchronous wheels by using a stepping motor, so that paper pushing operation is realized, the structure is complicated, and paper pushing locking operation cannot be realized rapidly.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a paper pushing and pressing device for a paper cutter, which can realize the paper pushing operation of the paper cutter, can realize the quick locking of the position of a paper pushing component and is convenient to use.
The technical scheme adopted for solving the technical problems is as follows: a paper pushing and pressing device for a paper cutter, comprising:
the paper cutting machine comprises a rack, wherein a paper supporting plate for supporting paper to be cut is arranged on the rack;
a paper pushing component which is installed on the frame in a sliding way, wherein a locking mechanism which is acted to lock the position of the paper pushing component on the frame is arranged between the paper pushing component and the frame; wherein,,
the locking mechanism includes:
a platen assembly;
and the pressing plate driving mechanism is connected with the pressing plate assembly to drive the pressing plate assembly to ascend so as to be separated from the paper bearing plate or descend so as to prop against the paper bearing plate, thereby locking the position of the paper pushing component on the frame.
Further, in order to guide the paper pushing component well, at least one guide groove is arranged on the frame;
at least one guide block protruding downwards is arranged on the paper pushing component and is matched in the corresponding guide groove;
the paper pushing component is connected with a connecting plate, and the connecting plate is positioned below the paper supporting plate so as to prevent the paper pushing component from being separated from the paper supporting plate.
Further, in order to improve the guiding matching accuracy of the guiding mechanism formed by the guiding groove and the guiding block, two sides of the cross section of the guiding block are in a downward closing shape so as to be beneficial to matching with the corresponding guiding groove.
Further, the paper pushing component comprises a paper pushing shell group;
the pressing plate component is positioned in the paper pushing shell group.
Further, there is provided a specific structure of a platen driving mechanism including:
the screw rod assembly is connected with the pressing plate assembly through threads;
and the spring is arranged on the screw rod assembly and is propped between the pressing plate assembly and the paper pushing shell group.
Further, there is provided another specific structure of a platen driving mechanism including:
the sleeve is arranged on the paper pushing component, and the top end of the sleeve is provided with a matching part;
the pull shaft is movably arranged in the sleeve, the pull shaft is connected with the pressing plate assembly through threads, the top end of the pull shaft is hinged with an eccentric wrench, and the eccentric wheel part of the eccentric wrench is in butt fit with the matching part;
a platen spring abutting between the platen assembly and the paper pushing shell group; wherein,,
the eccentric wheel part is matched with the matching part by pulling the eccentric wrench so as to move the pull shaft and pull the pressing plate assembly.
Further, in order to increase the friction between the carrier plate and the platen assembly to well fix the position of the paper pushing member on the frame, the platen assembly includes a platen and a friction pad connected below the platen, the friction pad being in abutment with or disengagement from the carrier plate.
Further, in order to facilitate pushing of the paper pushing component, at least one abutting strip is arranged on a contact part of the paper pushing component and the paper supporting board.
Further, the paper pushing and pressing device for the paper cutter further comprises a side abutment base which is arranged on the frame and is suitable for abutting against the side part of the paper to be cut, which is supported on the paper supporting plate.
Further, the paper pushing and pressing device for the paper cutter further comprises a paper pressing assembly and a paper pressing driving mechanism which is arranged on the frame and connected with the paper pressing assembly to drive the paper pressing assembly to press the paper to be cut and received on the paper receiving plate.
After the technical scheme is adopted, the paper to be cut is placed on the paper supporting plate, the side faces lean against the side supporting base, then the pressing plate assembly is driven to ascend through the pressing plate driving mechanism so as to be separated from the paper supporting plate, the paper to be cut is pushed to advance forwards through the paper pushing component, after the paper is pushed to a proper length, the pressing plate assembly is driven to descend to abut against the paper supporting plate through the action pressing plate driving mechanism, so that the position of the pressing plate component is locked, and the paper cutting machine performs cutting action again, so that the paper cutting machine is very convenient.
Drawings
FIG. 1 is a perspective view of a paper pushing and pressing device for a paper cutter according to the present utility model;
FIG. 2 (a) is a perspective view of a paper pushing member of the present utility model;
fig. 2 (b) is a second perspective view of the paper pushing component of the present utility model;
FIG. 3 is a cross-sectional view showing the structure of a platen driving mechanism in the first embodiment;
fig. 4 is a perspective view of a platen driving mechanism in the second embodiment;
fig. 5 is a structural sectional view of a platen driving mechanism in the second embodiment.
Detailed Description
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
Example 1
As shown in fig. 1 to 3, a paper pushing and pressing device for a paper cutter includes:
the paper cutting machine comprises a machine frame 1, wherein a paper supporting plate 11 for supporting paper to be cut is arranged on the machine frame 1;
a paper pushing component 2 which is installed on the frame 1 in a sliding way, wherein a locking mechanism which is acted to lock the position of the paper pushing component 2 on the frame 1 is arranged between the paper pushing component 2 and the frame 1; wherein,,
the locking mechanism includes:
a platen assembly;
and the pressing plate driving mechanism is connected with the pressing plate assembly to drive the pressing plate assembly to ascend so as to be separated from the paper bearing plate 11 or descend so as to prop against the paper bearing plate 11, thereby locking the position of the paper pushing component 2 on the frame 1.
In this embodiment, as shown in fig. 1, two guide grooves 12 are disposed in parallel on the frame 1;
the paper pushing part 2 is provided with two guide blocks 22 protruding downwards, and the guide blocks 22 are matched in the corresponding guide grooves 12;
a connection plate 21 is connected to the paper pushing member 2, and the connection plate 21 is located below the paper supporting plate 11 to prevent the paper pushing member 2 from being separated from the paper supporting plate 11.
Specifically, both sides of the cross section of the guide block 22 may be tapered downwardly to facilitate engagement with the corresponding guide slot 12.
Specifically, the paper pushing member 2 includes a paper pushing case group 23;
the platen assembly is located within the paper pushing shell assembly 23, and the paper pushing shell assembly 23 can limit the platen assembly from rotating with the screw assembly when the screw assembly rotates.
Specifically, as shown in fig. 3, the platen driving mechanism may specifically be configured as follows:
the screw rod assembly is connected with the pressing plate assembly through threads;
and a spring 24 arranged on the screw assembly, wherein the spring 24 is propped between the pressing plate assembly and the paper pushing shell group 23.
The screw assembly includes a screw 31 and a nut 32 coupled to the screw 31. By screwing the screw 31, the platen assembly is driven up or down by the spring 24.
As shown in fig. 3, the platen assembly includes a platen 29a and a friction pad 29b connected below the platen 29a, the friction pad 29b being in abutment with or disengagement from the carrier plate 11.
As shown in fig. 2 (b), the paper pushing member 2 is provided with two pressing strips 30 at the contact portion with the paper supporting plate 11. The contact of the abutting strip 30 with the paper supporting plate 11 reduces the friction force pushing the paper pushing component 2.
As shown in fig. 1, the paper pushing and pressing device for the paper cutter further includes a side abutment base 4 mounted on the frame 1 and adapted to abut against a side portion of the paper to be cut received on the paper receiving plate 11.
As shown in fig. 1, the paper pushing and pressing device for the paper cutter further comprises a paper pressing assembly 5 and a paper pressing driving mechanism which is arranged on the frame 1 and is connected with the paper pressing assembly 5 to drive the paper pressing assembly 5 to press the paper to be cut received on the paper receiving plate 11; in this embodiment, the paper pressing driving mechanism is a screw-nut pair, a nut block of the screw-nut pair is mounted on the paper pressing assembly 5, the screw is connected with the nut block through threads, the screw is rotatably connected to the frame 1, and a hand wheel 50 is connected to the screw. The screw is driven to rotate by screwing the hand wheel 50, so that the nut block and the paper pressing assembly 5 are driven to move up and down.
In this embodiment, the paper to be cut is placed on the paper supporting plate 11, the side surface leans against the side supporting base 4, then the pressing plate assembly is driven to ascend through the pressing plate driving mechanism so as to separate from the paper supporting plate 11, the paper to be cut is pushed to advance forwards through the paper pushing component 2, after the paper is pushed to a proper length, the pressing plate assembly is driven to descend to abut against the paper supporting plate 11 through the action pressing plate driving mechanism, so that the position of the pressing plate component 2 is locked, and the paper cutting machine performs cutting action again, so that the paper cutting machine is very convenient.
Example two
The structure of this embodiment is substantially the same as that of the first embodiment except that: as shown in fig. 4 and 5, the platen driving mechanism has a structure including:
a sleeve 25 mounted on the paper pushing member 2, the top end of the sleeve 25 being provided with a fitting portion 25a;
the pull shaft 26 is movably arranged in the sleeve 25, the pull shaft 26 is connected with the pressing plate assembly through threads, the top end of the pull shaft 26 is hinged with an eccentric spanner 27, and an eccentric wheel part 27a of the eccentric spanner 27 is in abutting fit with the matching part 25a;
a platen spring 28 abutting between the platen assembly and the paper pushing case group 23; wherein,,
the eccentric portion 27a is engaged with the engaging portion 25a by pulling the eccentric wrench 27 to move the pull shaft 26 to pull the platen assembly.
The technical problems, technical solutions and advantageous effects solved by the present utility model have been further described in detail in the above-described embodiments, and it should be understood that the above-described embodiments are only illustrative of the present utility model and are not intended to limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present utility model should be included in the scope of protection of the present utility model.
Claims (10)
1. A paper pushing and pressing device for a paper cutter, comprising:
the paper cutting machine comprises a machine frame (1), wherein a paper supporting plate (11) for supporting paper to be cut is arranged on the machine frame (1);
a paper pushing component (2) which is slidably arranged on the frame (1), wherein a locking mechanism which is operated to lock the position of the paper pushing component (2) on the frame (1) is arranged between the paper pushing component (2) and the frame (1); wherein,,
the locking mechanism includes:
a platen assembly;
and the pressing plate driving mechanism is connected with the pressing plate assembly to drive the pressing plate assembly to ascend so as to be separated from the paper bearing plate (11) or descend so as to prop against the paper bearing plate (11) to lock the position of the paper pushing component (2) on the frame (1).
2. The paper pushing and pressing device for paper cutter according to claim 1, wherein,
at least one guide groove (12) is arranged on the frame (1);
at least one guide block (22) protruding downwards is arranged on the paper pushing component (2), and the guide blocks (22) are matched in the corresponding guide grooves (12);
the paper pushing component (2) is connected with a connecting plate (21), and the connecting plate (21) is positioned below the paper supporting plate (11) so as to prevent the paper pushing component (2) from being separated from the paper supporting plate (11).
3. The paper pushing and pressing device for paper cutter according to claim 2, wherein,
the two sides of the cross section of the guide block (22) are in a downward closing shape so as to be beneficial to being matched with the corresponding guide groove (12).
4. The paper pushing and pressing device for paper cutter according to claim 1, wherein,
the paper pushing component (2) comprises a paper pushing shell group (23);
the pressing plate assembly is positioned in the paper pushing shell group (23).
5. The paper pushing and pressing device for paper cutter as claimed in claim 4, wherein,
the platen driving mechanism includes:
the screw rod assembly is connected with the pressing plate assembly through threads;
and the spring (24) is arranged on the screw rod assembly, and the spring (24) is propped between the pressing plate assembly and the paper pushing shell group (23).
6. The paper pushing and pressing device for paper cutter as claimed in claim 4, wherein,
the platen driving mechanism includes:
a sleeve (25) mounted on the paper pushing component (2), wherein the top end of the sleeve (25) is provided with a matching part (25 a);
the pull shaft (26) is movably arranged in the sleeve (25), the pull shaft (26) is connected with the pressing plate assembly through threads, the top end of the pull shaft (26) is hinged with an eccentric wrench (27), and an eccentric wheel part (27 a) of the eccentric wrench (27) is in abutting fit with the matching part (25 a);
a platen spring (28) abutted between the platen assembly and the paper pushing case group (23); wherein,,
the eccentric wheel part (27 a) is matched with the matching part (25 a) by pulling the eccentric spanner (27) to move the pull shaft (26) so as to pull the pressing plate assembly.
7. The paper pushing and pressing device for paper cutter according to claim 1, wherein,
the pressing plate assembly comprises a pressing plate (29 a) and a friction pad (29 b) connected below the pressing plate (29 a), and the friction pad (29 b) is in abutting connection with or separated from the paper bearing plate (11).
8. The paper pushing and pressing device for paper cutter according to claim 1, wherein,
at least one abutting strip (30) is arranged on the contact part of the paper pushing component (2) and the paper supporting board (11).
9. The paper pushing and pressing device for paper cutter according to claim 1, wherein,
the paper cutting machine also comprises a side propping base (4) which is arranged on the frame (1) and is suitable for propping against the side part of the paper to be cut which is supported on the paper supporting board (11).
10. The paper pushing and pressing device for paper cutter according to claim 1, wherein,
the paper cutting machine also comprises a paper pressing assembly (5) and a paper pressing driving mechanism which is arranged on the frame (1) and is connected with the paper pressing assembly (5) to drive the paper pressing assembly (5) to press paper to be cut and received on the paper receiving plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223600754.XU CN219190407U (en) | 2022-12-31 | 2022-12-31 | Paper pushing and pressing device for paper cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223600754.XU CN219190407U (en) | 2022-12-31 | 2022-12-31 | Paper pushing and pressing device for paper cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219190407U true CN219190407U (en) | 2023-06-16 |
Family
ID=86716395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223600754.XU Active CN219190407U (en) | 2022-12-31 | 2022-12-31 | Paper pushing and pressing device for paper cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219190407U (en) |
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2022
- 2022-12-31 CN CN202223600754.XU patent/CN219190407U/en active Active
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