CN215620895U - Slip sheet recovery mechanism and label printer - Google Patents
Slip sheet recovery mechanism and label printer Download PDFInfo
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- CN215620895U CN215620895U CN202121328925.0U CN202121328925U CN215620895U CN 215620895 U CN215620895 U CN 215620895U CN 202121328925 U CN202121328925 U CN 202121328925U CN 215620895 U CN215620895 U CN 215620895U
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- roller
- recovery
- recovery roller
- paper
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Abstract
The utility model provides a lining paper recovery mechanism and a label printer, relating to the technical field of printers, wherein the lining paper recovery mechanism comprises: the paper locking frame comprises a base and two clamping arms arranged at intervals, one end of each clamping arm is connected with the base, the extending direction of each clamping arm is parallel to the axial direction of the recovery roller, the paper locking frame is used for being sleeved on the recovery roller along the axial direction of the recovery roller, and the two clamping arms are used for clamping two opposite sides of the recovery roller; a sliding groove is formed in the side wall of the recovery roller, and one end of the sliding groove is communicated with the end face of the outer end of the recovery roller; the clamping arm is provided with a crimping part which extends along the length direction of the clamping arm and protrudes towards the bottom of the sliding groove, and the crimping part is used for squeezing the lining paper between the clamping arm and the sliding groove.
Description
Technical Field
The utility model relates to the technical field of printers, in particular to a lining paper recovery mechanism and a label printer.
Background
The electronic scale printer adopts a thermal printing mode and uses thermal label paper. The printer is generally used in places with large people flow, such as supermarkets, and the like, and the using amount of label paper is large. The label paper is divided into two parts: labels, liner paper. After the label printing is finished, the lining paper corresponding to the label can be torn off, the tearing of the lining paper is troublesome in actual use, the position of the unused ticket paper is likely to be moved when the lining paper is torn off, the subsequent printing is influenced, and therefore the lining paper needs to be recovered after the label is printed.
Among the prior art printer include the recovery roller and cup joint the lock paper frame on the recovery roller, lock paper frame and include base and two parallel and spaced centre gripping arms, the one end and the base of centre gripping arm are connected, and the other end is free, and the centre gripping arm is pressed on the lateral wall of recovery roller, and the centre gripping arm is less to the power of holding that adds of recovery roller, and the slip sheet drops from between the two easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a lining paper recovery mechanism and a label printer, which are used for solving the technical problems that in the existing printer, the clamping force of a clamping arm on a recovery roller is small, and lining paper is easy to fall off between the clamping arm and the recovery roller.
In a first aspect, an embodiment of the present invention provides a liner paper recovery mechanism, including: the paper locking frame comprises a base and two clamping arms arranged at intervals, one ends of the clamping arms are connected with the base, the extending direction of the clamping arms is parallel to the axial direction of the recovery roller, the paper locking frame is used for being sleeved on the recovery roller along the axial direction of the recovery roller, and the two clamping arms are used for clamping two opposite sides of the recovery roller;
a sliding groove is formed in the side wall of the recovery roller, and one end of the sliding groove is communicated with the end face of the outer end of the recovery roller;
the clamping arm is provided with a crimping part which extends along the length direction of the clamping arm and protrudes towards the bottom of the sliding groove, and the crimping part is used for squeezing the lining paper between the clamping arm and the sliding groove.
Further, the cross section of the clamping arm is arc-shaped, and the side of the clamping arm parallel to the axial direction of the recovery roller forms the press-connection part.
Further, be provided with locking structure on retrieving the lateral wall of roller, locking structure orientation be provided with the jack on the lateral wall of lock paper frame, the jack is used for pegging graft the outer end of centre gripping arm, just the jack orientation be provided with the direction inclined plane on retrieving the inside wall of roller axis, follow the direction of inserting of centre gripping arm, direction inclined plane distance retrieve the roller apart from reducing gradually, so that the outer end of centre gripping arm is in under the guide on direction inclined plane towards the axis direction motion of retrieving the roller.
Furthermore, a wedge-shaped elastic gasket is arranged on the inner side wall of the jack, one surface of the elastic gasket is connected with the inner side wall of the jack, and the other surface of the elastic gasket forms the guide inclined plane.
Furthermore, the elastic gasket is made of rubber.
Furthermore, the base and the outer end face of the recovery roller are correspondingly provided with magnetic connecting structures.
Further, the magnetic connecting structure comprises a first magnet positioned on the base and a second magnet positioned on the outer end face of the recovery roller.
In a second aspect, an embodiment of the present invention provides a label printer, which includes the above-mentioned liner paper recycling mechanism.
Furthermore, the label printer further comprises a printing rubber roller and a driving mechanism, wherein the driving mechanism is respectively connected with the recovery roller and the printing rubber roller so as to enable the recovery roller and the printing rubber roller to synchronously rotate.
Furthermore, the driving mechanism comprises a motor, a first gear, a second gear and a third gear, the first gear is connected with an output shaft of the motor, the second gear is connected with the printing rubber roll, the third gear is connected with the recovery roller, and the first gear is respectively meshed with the second gear and the third gear, so that the motor can drive the recovery roller and the printing rubber roll to synchronously rotate.
The slip sheet recovery mechanism provided by the embodiment of the utility model comprises: the paper locking frame comprises a base and two clamping arms arranged at intervals, one ends of the clamping arms are connected with the base, the extending direction of the clamping arms is parallel to the axial direction of the recovery roller, the paper locking frame is used for being sleeved on the recovery roller along the axial direction of the recovery roller, and the two clamping arms are used for clamping two opposite sides of the recovery roller; in order to increase the clamping force of the clamping arm and the recovery roller to the lining paper, a sliding groove is formed in the side wall of the recovery roller, and one end of the sliding groove is communicated with the end face of the outer end of the recovery roller; the clamping arm is provided with a crimping part which extends along the length direction of the clamping arm and protrudes towards the bottom of the sliding chute, and the crimping part is used for squeezing the lining paper between the clamping arm 210 and the sliding chute. Can cover on the lateral wall of retrieving the roller with the slip sheet earlier, then outside-in will lock the paper frame and insert on retrieving the roller, the slip sheet of spout and crimping portion position department is buckled by the pressure, has increased the resistance that the slip sheet received, when retrieving the roller and rotating, more is difficult to follow this position and locates the roll-off.
The label printer provided by the embodiment of the utility model comprises the lining paper recovery mechanism, and the label printer provided by the embodiment of the utility model adopts the lining paper recovery mechanism, so that the label printer provided by the embodiment of the utility model also has the advantages of the lining paper recovery mechanism.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of a state of a liner paper recovery mechanism according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a sectional view of another state of the interleaving paper recovery mechanism according to the embodiment of the present invention.
Icon: 100-a recovery roll; 110-a chute; 210-a gripper arm; 220-a base; 300-a locking structure; 400-guide slope.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, an interleaving paper recovery mechanism according to an embodiment of the present invention includes: the paper locking frame comprises a base 220 and two clamping arms 210 arranged at intervals, and one ends of the clamping arms 210 are connected with the base 220. The base 220 may be circular, and both of the clamping arms 210 are located on the same side of the base 220.
The extending direction of the clamping arms 210 is parallel to the axial direction of the recovery roller 100, when in use, the paper locking frame can be sleeved on the recovery roller 100 along the axial direction of the recovery roller 100, the two clamping arms 210 are used for clamping opposite sides of the recovery roller 100, and a gap between the clamping arms 210 and the recovery roller 100 is used for clamping lining paper.
In order to increase the clamping force of the clamping arm 210 and the recovery roller 100 on the lining paper, a sliding groove 110 is arranged on the side wall of the recovery roller 100, and one end of the sliding groove 110 is communicated with the end surface of the outer end of the recovery roller 100; the clamping arm 210 is provided with a crimping part extending along the length direction and protruding towards the bottom of the sliding chute 110, and the crimping part is used for squeezing the lining paper between the clamping arm 210 and the sliding chute 110. The slip sheet can be covered on the outer side wall of the recovery roller 100, then the paper locking frame is inserted into the recovery roller 100 from outside to inside, the slip sheet at the position of the sliding groove 110 and the crimping part is bent, resistance to the slip sheet is increased, and when the recovery roller 100 rotates, the slip sheet is not easy to slip out from the position.
Specifically, the cross section of the clamp arm 210 is arc-shaped, and the side of the clamp arm 210 parallel to the axial direction of the recovery roller 100 forms the pressure contact portion. The arc of the holding arm 210 is slightly smaller than that of the recovery roller 100, and two long sides of the holding arm 210 protrude in the direction of the recovery roller 100. The two chutes 110 corresponding to the same clamp arm 210 can accommodate the two long sides of the clamp arm 210, respectively, and the backing paper can be pressed into the chutes 110 by the two long sides of the clamp arm 210.
The side wall of the recovery roller 100 is provided with a locking structure 300, and the side wall of the locking structure 300 facing the paper locking frame is provided with an insertion hole. The locking structure 300 may be an inverted groove structure provided on the recovery circumferential side wall, two groove walls of the groove structure are connected with the side wall of the recovery roller 100, and the side wall, the bottom surface, and the side wall of the recovery roller 100 of the groove structure enclose a jack.
The jack is used for grafting the outer end of centre gripping arm 210, just the jack orientation be provided with direction inclined plane 400 on the inside wall of retrieving roller 100 axis, set up direction inclined plane 400 on the bottom surface of groove structure promptly. The distance from the guide slope 400 to the recovery roller 100 is gradually reduced along the insertion direction of the grip arm 210, so that the outer end of the grip arm 210 is moved toward the axial direction of the recovery roller 100 under the guidance of the guide slope 400.
The paper locking frame moves from the outer end to the inner end of the recovery roller 100, so that the two clamping arms 210 are clamped on the side wall of the recovery roller 100 in a sliding mode, after the end portions of the clamping arms 210 are inserted into the insertion holes, the clamping arms 210 are firstly abutted to the guide inclined planes 400, under the action of the guide inclined planes 400, the outer ends of the clamping arms 210 move and incline towards the axial direction of the recovery roller 100, the clamping arms 210 of the paper locking frame and the recovery roller 100 can clamp lining paper, and even after long-time use, the two clamping arms 210 can still be clamped on the side wall of the recovery roller 100.
A wedge-shaped elastic gasket is arranged on the inner side wall of the jack, one surface of the elastic gasket is connected with the inner side wall of the jack, and the other surface of the elastic gasket forms the guide inclined plane 400. The elastic gasket can be made of rubber. The resilient gasket and the inner wall of the receptacle may be connected by gluing.
In order to further increase the axial firmness between the paper locking frame and the recovery roller 100, magnetic connection structures are correspondingly arranged on the base 220 and the outer end face of the recovery roller 100. Specifically, when the paper locking frame is inserted in place, the first magnet on the bottom plate of the paper locking frame and the second magnet on the end face of the outer end of the recovery roller 100 can be attracted together.
The label printer provided by the embodiment of the utility model comprises the lining paper recovery mechanism, and the label printer provided by the embodiment of the utility model adopts the lining paper recovery mechanism, so that the label printer provided by the embodiment of the utility model also has the advantages of the lining paper recovery mechanism.
The label printer further comprises a printing rubber roller and a driving mechanism, wherein the driving mechanism is respectively connected with the recovery roller 100 and the printing rubber roller so as to enable the recovery roller 100 and the printing rubber roller to rotate synchronously, and the recovery roller 100 recovers lining paper synchronously while the printing rubber roller prints.
Specifically, the driving mechanism comprises a motor, a first gear, a second gear and a third gear, the first gear is connected with an output shaft of the motor, the second gear is connected with the printing rubber roll, the third gear is connected with the recovery roller 100, and the first gear is respectively meshed with the second gear and the third gear, so that the motor can drive the recovery roller 100 and the printing rubber roll to synchronously rotate.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a slip sheet recovery mechanism which characterized in that, the slip sheet recovery mechanism includes: the paper locking frame comprises a base (220) and two clamping arms (210) arranged at intervals, one end of each clamping arm (210) is connected with the base (220), the extending direction of each clamping arm (210) is parallel to the axial direction of the corresponding recovery roller (100), the paper locking frame is used for being sleeved on the corresponding recovery roller (100) along the axial direction of the corresponding recovery roller (100), and the two clamping arms (210) are used for being clamped on the two opposite sides of the corresponding recovery roller (100);
a sliding groove (110) is formed in the side wall of the recovery roller (100), and one end of the sliding groove (110) is communicated with the end face of the outer end of the recovery roller (100);
the clamping arm (210) is provided with a crimping part which extends along the length direction of the clamping arm and protrudes towards the bottom of the sliding groove (110), and the crimping part is used for squeezing the lining paper between the clamping arm (210) and the sliding groove (110).
2. The interleaving paper recovery mechanism according to claim 1, wherein the cross-sectional shape of the grip arm (210) is a circular arc, and the crimp portion is formed on a side of the grip arm (210) parallel to the axial direction of the recovery roller (100).
3. The interleaving paper recycling mechanism according to claim 1, wherein a locking structure (300) is disposed on a side wall of the recycling roller (100), a slot is disposed on a side wall of the locking structure (300) facing the paper locking frame, the slot is used for inserting an outer end of the clamping arm (210), and a guiding inclined plane (400) is disposed on an inner side wall of the slot facing an axis of the recycling roller (100), a distance from the guiding inclined plane (400) to the recycling roller (100) is gradually reduced along an inserting direction of the clamping arm (210), so that the outer end of the clamping arm (210) moves towards the axis of the recycling roller (100) under the guidance of the guiding inclined plane (400).
4. The interleaving paper recycling mechanism according to claim 3, wherein a wedge-shaped elastic pad is disposed on the inner sidewall of the insertion hole, one surface of the elastic pad is connected to the inner sidewall of the insertion hole, and the other surface forms the guide slope (400).
5. The interleaving paper recovery mechanism according to claim 4, wherein said elastic pad is made of rubber.
6. The interleaving paper recovery mechanism according to claim 5, wherein magnetic connection structures are provided on the base (220) and the outer end surface of the recovery roller (100) correspondingly.
7. The interleaving paper recovery mechanism according to claim 6, wherein the magnetic connection structure includes a first magnet on the base (220) and a second magnet on an outer end surface of the recovery roller (100).
8. A label printer comprising the liner paper recovery mechanism of any one of claims 1 to 7.
9. The label printer according to claim 8, further comprising a print roller and a drive mechanism, said drive mechanism being connected to said recovery roller (100) and print roller, respectively, for synchronous rotation thereof.
10. The label printer according to claim 9, characterized in that said driving mechanism comprises a motor, a first gear connected to an output shaft of said motor, a second gear connected to said printing roller, and a third gear connected to said recovery roller (100), said first gear being engaged with said second gear and said third gear, respectively, so that said motor can drive said recovery roller (100) and said printing roller to rotate synchronously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121328925.0U CN215620895U (en) | 2021-06-15 | 2021-06-15 | Slip sheet recovery mechanism and label printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121328925.0U CN215620895U (en) | 2021-06-15 | 2021-06-15 | Slip sheet recovery mechanism and label printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215620895U true CN215620895U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121328925.0U Active CN215620895U (en) | 2021-06-15 | 2021-06-15 | Slip sheet recovery mechanism and label printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215620895U (en) |
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2021
- 2021-06-15 CN CN202121328925.0U patent/CN215620895U/en active Active
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