Printer with separated movement

Abstract

The utility model relates to the technical field of printers, in particular to a printer with a separated movement, which comprises a bottom shell, an upper cover and a printing module, a printing control module is arranged in the bottom shell and used for controlling the printing process, and the upper cover is hinged with one end of the bottom shell. The upper cover rotates along the axis hinged to the bottom shell and then forms a containing cavity for containing a printing paper roll with the interior of the bottom shell, and the printing module is arranged between the bottom shell and the upper cover and used for printing the printing paper roll. The problem that an existing integrated machine core printer is inconvenient to maintain and replace is effectively solved. According to the utility model, the printing assembly and the printing and paper feeding assembly are separately arranged, and the printing assembly and the upper cover lining are of a relatively convenient disassembly structure, so that a worker can conveniently disassemble, replace and maintain the printing assembly and the upper cover lining; in the printing process, the pressure spring can always enable the printing assembly to press the pull-out part of the end of the printing paper roll.

Description

Technical Field

[0001] The utility model relates to the technical field of label printers, and particularly relates to a printer with a detachable movement. Background Art

[0002] With the development of society, thermal printers used for printing enterprise brand logos, serial number logos, packaging logos, bar code logos, envelope labels, clothing hangtags, etc. have been widely used in various fields, and are favored by enterprises for their advantages such as high-speed printing. The demand for printers is huge and the industry competition is becoming increasingly fierce. Therefore, higher requirements are put forward for the production efficiency, stability and appearance of printers.

[0003] The existing integrated movement has a complex structure, low production efficiency, poor stability, extremely strict requirements for the size of materials, which is not conducive to mass production. Moreover, the existing integrated machine is relatively complex in production and assembly. When it is necessary to replace or repair the printer movement, the whole printer movement needs to be disassembled and removed for replacement or repair, which increases the workload of operators and is not convenient for the staff to repair and replace the existing integrated movement printer. Summary of the Utility Model

[0004] In view of the above situation, in order to overcome the defects of the prior art, the purpose of the utility model is to provide a printer with a detachable movement, which effectively solves the problem that the existing integrated movement printer is not convenient for repair and replacement.

[0005] The technical solution adopted by the utility model is that a printer with a detachable movement includes a bottom case, an upper cover and a printing module. A printing control module is arranged in the bottom case to control the printing process. One end of the upper cover is hinged to the bottom case. After the upper cover rotates along the hinge axis with the bottom case, a receiving cavity for receiving a printing paper roll is formed inside the bottom case. The printing module is arranged between the bottom case and the upper cover for printing on the printing paper roll.

[0006] The printing module includes a printing paper feeding assembly arranged in the bottom case. The printing paper feeding assembly includes a paper feeding part and a paper roll limiting part. The paper feeding part is used to drive the movement of a part of the end of the printing paper roll being pulled out, and the paper roll limiting part is used to guide a part of the end of the printing paper roll being pulled out.

[0007] The printing module further includes a printing and printing component arranged in the upper cover. The printing and printing component and the paper feeding part act together on a part of the end of the printing paper roll being pulled out. The printing and printing component includes a thermal printing plate electrically connected to the printing control module and a printing and printing shell for supporting the thermal printing plate. The printing and printing shell is connected to the upper cover through a compression spring.

[0008] Preferably, the upper cover includes an upper cover housing and an inner lining of the upper shell. An empty groove is formed between the upper cover housing and the inner lining of the upper shell. A placement groove communicating with the empty groove is provided on the inner lining of the upper cover for accommodating the printing and printing component. A clamping plate is provided in the placement groove on the side of the printing and printing component away from the compression spring, and the clamping plate provides support for the printing and printing shell.

[0009] Preferably, the paper feeding part includes a paper feeding roller whose outer edge surface is attached to the thermal printing plate and a driving source for driving the paper feeding roller to rotate. The printing and paper feeding assembly further includes a paper feeding housing. A groove for accommodating the paper feeding roller is provided on the paper feeding housing, and the highest point of the outer edge surface of the paper feeding roller is higher than the groove.

[0010] Preferably, the paper roll limiting part includes two clamping blocks slidably connected to the paper feeding housing. The two clamping blocks can approach or move away from each other, and an arc-shaped space that converges along the moving direction of the end of the printing paper roll is formed between the clamping block and the outer shell of the paper feeding housing.

[0011] Preferably, a transmission gear is rotatably connected in the paper feeding housing. Two racks slidably connected to the paper feeding housing are respectively engaged on both sides of the transmission gear. The clamping blocks are arranged on the racks, and the two clamping blocks approach or move away from each other through the transmission gear and the racks.

[0012] Preferably, a lower photoelectric sensor for detecting the pulled-out part of the end of the printing paper roll is provided in the paper feeding housing, and an upper photoelectric sensor for cooperating with the lower photoelectric sensor is provided in the printing and printing shell.

[0013] Preferably, a locking assembly and a guiding assembly are further provided in the upper cover. The locking assembly is used for locking and limiting the upper cover and the bottom shell, and the guiding assembly is used for assisting the upper cover to swing and guiding the upper cover. A locking groove for accommodating the locking assembly is provided on the bottom shell, and a guiding hole for accommodating the guiding assembly is provided on the bottom shell.

[0014] Preferably, it further includes a cutting assembly detachably connected to the bottom shell for cutting the pulled-out part of the end of the printing paper roll.

[0015] The beneficial effects of the present utility model are as follows:

[0016] In the present utility model, the printing and printing component and the printing and paper feeding component are separately arranged. At the same time, the structure between the printing and printing component and the inner lining of the upper cover is a relatively convenient detachable structure, which is convenient for the staff to disassemble, replace and repair.

[0017] In the present utility model, the printing and printing component is connected between the compression spring and the inner lining of the upper cover, which can be applicable to printing paper rolls of different thicknesses during the printing process. Moreover, during the printing process, the compression spring can always make the printing and printing component press the pulled-out part of the end of the printing paper roll, so that the pulled-out part of the end of the printing paper roll can better fit the outer edge surface of the paper feeding roller.

[0018] The utility model uses two relatively moving clamping blocks to limit and guide the pulled-out part of the end of the printing paper roll, so that the pulled-out part of the end of the printing paper roll will not shift during the printing process. At the same time, under the action of the rack and the driving gear, pushing one of the clamping blocks can make the two clamping blocks move relatively or away from each other.

[0019] In the utility model, the cutting assembly can be replaced. The cutting assembly in Embodiment 1 is manual cutting, and the cutting assembly in Embodiment 2 is automatic cutting. The cutting assemblies in both Embodiment 1 and Embodiment 2 can be disassembled and replaced through buckles. Description of the Drawings

[0020] Figure 1 is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 is a sectional right-view structural schematic diagram of the utility model;

[0022] Figure 3 is a sectional top-view structural schematic diagram of the utility model;

[0023] Figure 4 is a sectional front-view structural schematic diagram of the utility model;

[0024] Figure 5 is a sectional front-view structural schematic diagram of the utility model;

[0025] Figure 6 is a three-dimensional structural schematic diagram of the utility model after the upper cover is opened;

[0026] Figure 7 is an exploded three-dimensional structural schematic diagram of the upper cover of the utility model;

[0027] Figure 8 is a three-dimensional structural schematic diagram of the printing module in the utility model;

[0028] Figure 9 is a three-dimensional structural schematic diagram of the printing paper feeding assembly in the utility model;

[0029] Figure 10 is a three-dimensional structural schematic diagram of the printing paper feeding assembly in the utility model after removing the paper feeding housing;

[0030] Figure 11 is a three-dimensional structural schematic diagram of the bottom shell of Embodiment 2 in the utility model;

[0031] Figure 12 is a three-dimensional structural schematic diagram of Embodiment 2 of the utility model;

[0032] Figure 13It is a schematic exploded three-dimensional structure diagram of the second embodiment of the present utility model;

[0033] In the figure, 1 - printing control module; 2 - inner lining of the bottom shell; 3 - outer shell of the bottom shell; 4 - rotating shaft groove; 5 - outer shell of the upper cover; 6 - inner lining of the upper cover; 7 - placing groove; 8 - compression spring; 9 - clamping plate; 10 - lock; 11 - connecting rod; 12 - locking groove; 13 - guiding hole; 14 - arc-shaped plate; 15 - paper feeding roller; 16 - driving source; 17 - paper feeding housing; 18 - groove; 19 - clamping block; 20 - transmission gear; 21 - rack; 22 - thermal printing plate; 23 - printing and printing shell; 24 - printing tape; 25 - lower photoelectric inductor; 26 - upper photoelectric inductor; 27 - paper guiding plate; 28 - truncation auxiliary plate; 29 - cutter housing; 30 - cutter. Specific embodiments

[0034] The following further elaborates on the specific embodiments of the present utility model in conjunction with the accompanying drawings.

[0035] A core-separable printer includes a bottom shell, an upper cover, a printing module, and a cutting component.

[0036] Embodiment 1. Referring to the attached drawings of the specification Figures 1-10 , a printing control module 1 is provided inside the bottom shell to control the printing process. The bottom shell is composed of an inner lining 2 of the bottom shell and an outer shell 3 of the bottom shell. There is a certain space between the inner lining 2 of the bottom shell and the outer shell 3 of the bottom shell. The printing control module 1 is located in the above space to control the printing of the present utility model. At the same time, some openings are provided on the outer shell 3 of the bottom shell, and the part of the printing control module 1 interacting with the outside is communicated with the outside through the openings provided on the outer shell 3 of the bottom shell.

[0037] The upper cover is hinged to one end of the bottom shell. After the upper cover rotates along the hinge axis with the bottom shell, an accommodation cavity for accommodating the printing paper roll is formed inside the bottom shell. After the upper cover rotates, the upper half and the lower half of the accommodation cavity are separated. The staff can place the printing paper roll in the lower half of the accommodation cavity. At the same time, rotating shaft grooves 4 for placing the rotating shaft of the printing paper roll are provided on both sides of the lower half of the accommodation cavity. The rotating shaft grooves 4 are semi-waist-shaped grooves. When the upper cover is closed, the openings of the rotating shaft grooves 4 are closed, thereby limiting and fixing the rotating shaft of the printing paper roll.

[0038] The upper cover includes an upper cover housing 5 and an inner lining of the upper shell. An empty slot is formed between the upper cover housing 5 and the inner lining of the upper cover. A placement slot 7 communicating with the empty slot is provided on the inner lining of the upper cover 6 for accommodating the printing and printing components in the printing module. A clamping plate 9 is provided in the placement slot 7 on the side of the printing and printing components away from the compression spring 8. The clamping plate 9 provides support for the printing and printing shell 23. The upper cover housing 5 and the inner lining of the upper cover 6 are detachably connected by bolts. When the printing and printing components need to be replaced, the upper cover housing 5 can be disassembled, and the printing and printing components can be taken out from the placement slot 7 for maintenance or replacement. At the same time, the compression spring 8 provides a certain degree of pressure for the printing and printing shell 23, so that the printing module can better fit the printing paper roll. Moreover, the compression spring 8 can also provide corresponding margins for papers of different thicknesses and can be applicable to different printing paper rolls.

[0039] The upper cover also is provided with a locking component and a guiding component. The locking component is used for locking and limiting the upper cover and the bottom shell. The locking component consists of two inverted L-shaped lock catches 10 and a connecting rod 11 connecting the inverted L-shaped lock catches 10. The connecting rod 11 enables the other lock catch 10 to move synchronously when one side lock catch 10 is operated, and the limit on the upper cover is released simultaneously from both sides. A locking slot 12 for accommodating the locking component is provided on the bottom shell;

[0040] A guiding hole 13 for accommodating the guiding component is provided on the bottom shell. The guiding component is used to assist the upper cover to swing. The guiding component is detachably connected to the upper cover by bolts. At the same time, the guiding component uses an arc-shaped plate 14 with the same arc as the swinging angle of the upper cover to guide the upper cover. The arc-shaped plate 14 is inserted into the guiding hole 13, and the edge of the guiding hole 13 limits the arc-shaped plate 14 to assist the upper cover to open.

[0041] The printing module is arranged between the bottom shell and the upper cover for printing on the printing paper roll.

[0042] The printing module includes a printing paper feeding component arranged in the bottom shell. The printing paper feeding component includes a paper feeding part and a paper roll limiting part. The paper feeding part is used to drive the movement of a part of the end of the printing paper roll being pulled out, and the paper roll limiting part is used to guide the part of the end of the printing paper roll being pulled out.

[0043] The paper feeding part includes a paper feeding roller 15 whose outer edge surface is in contact with the thermal printing plate 22 in the printing module and a driving source 16 for driving the paper feeding roller 15 to rotate. The driving source 16 can be driven by a motor, a pulley and a transmission belt, or can also be driven by a motor and a gearbox. In this solution, a gearbox is adopted. The gearbox has the characteristics of stability and precise transmission compared with the pulley and can be better controlled;

[0044] The printing paper feeding component further includes a paper feeding housing 17. A groove 18 for accommodating the paper feeding roller 15 is provided on the paper feeding housing 17. The highest point of the outer edge surface of the paper feeding roller 15 is higher than the groove 18. The highest point of the paper feeding roller 15 is in contact with the thermal printing plate 22 and provides a certain supporting force for the printing paper at the same time.

[0045] The paper roll limiting part includes two clamping blocks 19 that are slidably connected to the paper feeding housing 17. The two clamping blocks 19 can approach or move away from each other. There is an arc-shaped space that converges inward between the clamping block 19 and the outer shell of the paper feeding housing 17 along the moving direction of the end of the printing paper roll. The arc-shaped space is used to assist the end of the printing paper roll to be located between the clamping blocks 19, and at the same time, the distance between the two clamping blocks 19 can be adjusted according to the width of the printing paper roll.

[0046] A transmission gear 20 is rotatably connected inside the paper feeding housing 17. Two racks 21 that are slidably connected to the paper feeding housing 17 are respectively engaged on both sides of the transmission gear 20. The clamping blocks 19 are arranged on the racks 21. The two clamping blocks 19 approach or move away from each other through the gear and the racks 21. Under the action of the transmission gear 20 and the racks 21 arranged on both sides of it, the two clamping blocks 19 can move relatively, and only one clamping block 19 moves, and the other clamping block 19 can move synchronously.

[0047] The printing module further includes a printing and printing component arranged inside the upper cover. The printing and printing component and the paper feeding part act together on the pulled-out part of the end of the printing paper roll. The printing and printing component includes a thermal printing plate 22 electrically connected to the printing control module 1 and a printing and printing housing 23 for supporting the thermal printing plate 22. The printing tape 24 on the thermal printing plate 22 is used in cooperation with the paper feeding roller 15. The printing tape 24 on the thermal printing plate 22 heats the printing paper roll accordingly, so as to realize thermal printing on the printing paper roll;

[0048] The printing and printing housing 23 is connected to the upper cover through a compression spring 8. The compression spring 8 can facilitate the detachable connection between the printing and printing component and the upper cover.

[0049] A lower photoelectric inductor 25 for detecting the pulled-out part of the end of the printing paper roll is arranged inside the paper feeding housing 17. An upper photoelectric inductor 26 that is used in cooperation with the lower photoelectric inductor 25 is arranged inside the printing and printing housing 23. The upper photoelectric inductor 26 and the lower photoelectric inductor 25 detect the printing paper roll.

[0050] The cutting component adopts a guide paper board 27 that is snap-fitted to the bottom shell and a truncated auxiliary board 28 that is detachably connected to the upper cover through bolts and is serrated. When the printing carrier is printed, the printing carrier is manually pulled, and under the action of the truncated auxiliary board 28, the printing carrier is manually truncated.

[0051] Embodiment 2. Refer to the attached Figures 11-13 , the cutting component adopts a cutter housing 29 that is detachably connected to the bottom shell. A cutter 30 is slidably connected inside the cutter housing 29 through an electric component. Under the action of the electric component and the cutter 30, the printing carrier is automatically truncated.

[0052] When the utility model is in use, the staff swings the latch 10 on one side, and under the action of the connecting rod 11, the latch 10 on the other side swings synchronously, so that the upper cover is disengaged from the limit of the bottom shell. After the upper cover is opened, the staff places the printing paper roll in the accommodating cavity, and pulls out the end of the printing paper roll so that the end of the printing paper roll is located in the arc space between the clamping block 19 and the paper feeding housing 17;

[0053] Move one of the clamping blocks 19. Under the action of the rack 21 and the transmission gear 20, the two clamping blocks 19 move relatively until they are equal to the width of the printing paper roll. Under the action of the clamping block 19, the pulled-out part of the end of the printing paper roll is limited. The pulled-out part of the end of the printing paper roll is attached to the outer edge surface of the paper feeding roller 15. Swing the upper cover to the bottom shell, and lock the upper cover and the bottom shell under the action of the locking assembly. The printing tape 24 presses the pulled-out part of the printing paper roll, so that the pulled-out part of the end of the printing paper roll is pressed on the outer edge surface of the paper feeding roller 15;

[0054] Under the action of the paper feeding roller 15, the printing tape 24 and the compression spring 8, on the one hand, the printing paper roll can be driven to feed paper, and on the other hand, the printing paper roll can be printed. When the printing module needs to be replaced or repaired, the staff only needs to open the upper cover housing 5 in the upper cover and squeeze the compression spring 8 to remove the printing module for replacement or repair.

[0055] The utility model adopts a separate setting of the printing and printing component and the printing and paper feeding component. At the same time, the printing and printing component and the inner lining 6 of the upper cover have a relatively convenient disassembly structure, which is convenient for the staff to disassemble, replace and repair.

[0056] In the utility model, the printing and printing component is connected between the compression spring 8 and the inner lining 6 of the upper cover, which can be applicable to printing paper rolls with different thicknesses during the printing process. Moreover, during the printing process, the compression spring 8 can always make the printing and printing component press the pulled-out part of the end of the printing paper roll, so that the pulled-out part of the end of the printing paper roll can better fit the outer edge surface of the paper feeding roller 15.

[0057] The utility model adopts two relatively moving clamping blocks 19 to limit and guide the pulled-out part of the end of the printing paper roll, so that the pulled-out part of the end of the printing paper roll will not shift during the printing process. At the same time, under the action of the rack 21 and the driving gear, pushing one of the clamping blocks 19 can make the two clamping blocks 19 move relatively or away from each other.

[0058] The cutting component in the utility model can be replaced. The cutting component in Embodiment 1 is manual cutting, and the cutting component in Embodiment 2 is automatic cutting. The cutting components in both Embodiment 1 and Embodiment 2 can be disassembled and replaced by buckles.

Claims

1. A movement-separated printer, comprising a bottom shell, an upper cover and a printing module, wherein a printing control module (1) is arranged in the bottom shell for controlling the printing process, the upper cover is hinged to one end of the bottom shell, and after the upper cover rotates along the hinge axis with the bottom shell, it forms a receiving cavity for receiving a printing paper roll with the inside of the bottom shell, and the printing module is arranged between the bottom shell and the upper cover for printing on the printing paper roll; It is characterized in that The printing module includes a printing paper feeding assembly arranged in the bottom shell, the printing paper feeding assembly includes a paper feeding part and a paper roll limiting part, the paper feeding part is used to drive the end of the printing paper roll to move, and the paper roll limiting part is used to guide the end of the printing paper roll to be pulled out; The printing module also includes a printing assembly arranged in the upper cover, the printing assembly and the paper feeding part act together on the end of the printing paper roll to be pulled out, the printing assembly includes a thermal printing plate (22) electrically connected to the printing control module (1) and a printing shell (23) for supporting the thermal printing plate (22), and the printing shell (23) is connected to the upper cover via a compression spring (8).

2. A movement-separated printer according to claim 1, characterized in that: The upper cover comprises an upper cover outer shell (5) and an upper shell lining, a hollow groove is formed between the upper cover outer shell (5) and the upper cover lining (6), a placement groove (7) connected to the hollow groove for accommodating a printing component is provided on the upper cover lining (6), a card plate (9) is provided in the placement groove (7) and is located on a side of the printing component away from the compression spring (8), and the card plate (9) provides support for the printing shell (23).

3. A movement-separated printer according to claim 2, characterized in that: The paper feeding part comprises a paper feeding roller (15) whose outer edge surface is in contact with a thermal printing plate (22) and a driving source (16) for driving the paper feeding roller (15) to rotate. The printing paper feeding assembly also comprises a paper feeding housing (17). The paper feeding housing (17) is provided with a groove (18) for accommodating the paper feeding roller (15). The highest point of the outer edge surface of the paper feeding roller (15) is higher than the groove (18).

4. The movement-separated printer according to claim 1, characterized in that: The paper roll limiting portion comprises two clamping blocks (19) slidably connected to the paper feeding housing (17); the two clamping blocks (19) can move closer to or farther from each other; and an arc-shaped space is formed between the clamping blocks (19) and the outer shell of the paper feeding housing (17) which is retracted inward along the moving direction of the end of the printing paper roll.

5. A movement-separated printer according to claim 4, characterized in that: A transmission gear (20) is rotatably connected inside the paper feeding housing (17), and racks (21) slidably connected to the paper feeding housing (17) are respectively meshed on both sides of the transmission gear (20), and the clamping blocks (19) are arranged on the racks (21), and the two clamping blocks (19) approach or move away from each other via the transmission gear (20) and the racks (21).

6. A movement-separated printer according to claim 5, characterized in that: The paper feeding housing (17) is provided with a lower photoelectric sensor (25) for detecting the pulled-out portion of the end of the printing paper roll, and the printing housing (23) is provided with an upper photoelectric sensor (26) used in conjunction with the lower photoelectric sensor (25).

7. A movement-separated printer according to claim 6, characterized in that: A locking assembly and a guide assembly are also provided in the upper cover. The locking assembly is used to lock and limit the upper cover and the bottom shell. The guide assembly is used to assist the upper cover in swinging and guide the upper cover. The bottom shell is provided with a locking groove (12) for accommodating the locking assembly. The bottom shell is provided with a guide hole (13) for accommodating the guide assembly.

8. The movement-separated printer according to claim 6, characterized in that: The invention also comprises a cutting assembly which is detachably connected with the bottom shell and is used for pulling out a part of the end of the printing paper roll for cutting.

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