CN215944052U

CN215944052U - Printer head pressure adjustable bar code printer

Info

Publication number: CN215944052U
Application number: CN202122294255.1U
Authority: CN
Inventors: 徐启飞; 温玉权; 区梓峰
Original assignee: Guangzhou Luyuan Electronics Co ltd
Current assignee: Guangzhou Luyuan Electronics Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-03-04
Anticipated expiration: 2031-09-22

Abstract

The utility model relates to the technical field of bar code printers, in particular to a bar code printer with an adjustable printing head pressure, which comprises a bottom plate, a partition plate, a placing frame, a rubber roller, a mounting plate, a printing head and an adjusting assembly, wherein the bottom plate is provided with a through hole; a clapboard is vertically arranged at the upper end of the bottom plate; the printing head is arranged below the mounting plate and is positioned right above the rubber roller; the lower end of the movable rod is connected with the printing head, and the upper end of the movable rod penetrates through the mounting plate; the lower end of the spring is connected with the mounting plate, and the upper end of the spring is connected with the movable rod; one end of the rotating shaft is positioned above the moving rod, and the other end of the rotating shaft penetrates through the partition plate; the special-shaped cam is sleeved on the rotating shaft; the upper end of the movable rod is contacted with the special-shaped cam; the knob is sleeved at the other end of the rotating shaft, and a pointer is arranged on the side wall of the knob; and the side wall of the option ring is provided with a mark. In the utility model, the distance and the pressure between the printing head and the rubber roller can be changed to adapt to printing paper of different materials; the direction of the distance between the special-shaped cam and the moving rod and the included angle of the pointer direction can be conveniently determined, and the mark representing the material of the corresponding printing paper can be conveniently imprinted on the option ring.

Description

Printer head pressure adjustable bar code printer

Technical Field

The utility model relates to the technical field of bar code printers, in particular to a bar code printer with an adjustable printing head pressure.

Background

With the widespread use of thermal printers, thermal printers are used not only in cash dispensers in banks, cash registers in supermarkets, and delivery places of electronic commerce. Because the volume of printing is huge, and the printer need more extensive adaptation to all kinds of printing paper, so have higher requirement to the printer, not only need capacious, and need can adapt the printing paper of different materials, beat printing paper such as colloid, paper, and the roughness and the adhesion degree of different printing paper are all different, print the quality in order to improve, so need adjust the pressure of printer head for can beat the clear formation of image at the printing paper of different materials.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a printing head pressure adjustable bar code printer which is convenient for adjusting the printing head pressure aiming at the problems in the background technology.

The technical scheme of the utility model is as follows: a bar code printer with an adjustable printing head pressure comprises a bottom plate, a partition plate, a first shell, a second shell, a placing frame, a rubber roller, a mounting plate, a printing head, a carbon ribbon winding assembly, a paper supply assembly and an adjusting assembly; the upper end of the bottom plate is vertically provided with a partition plate, a first shell and a second shell; the first shell and the second shell are respectively positioned on one side of the partition plate; the placing frame, the rubber roller, the mounting plate, the carbon ribbon winding assembly and the paper supply assembly are all arranged on the partition plate and are positioned inside the second shell; the printing head is arranged below the mounting plate and is positioned right above the rubber roller; the adjusting component comprises a moving rod, a spring, a special-shaped cam, a key I, a rotating shaft, a key II, a knob, a pointer and an option ring; the movable rod is vertically arranged, the lower end of the movable rod is connected with the printing head, and the upper end of the movable rod penetrates through the mounting plate; the spring is vertically arranged, the lower end of the spring is connected with the mounting plate, and the upper end of the spring is connected with the side wall of the upper end of the moving rod; the rotating shaft is horizontally arranged, one end of the rotating shaft is positioned above the moving rod, the other end of the rotating shaft penetrates through the partition plate and the first shell and extends out of the first shell, and the rotating shaft is rotatably connected with the partition plate; the first key is arranged at one end of the rotating shaft, which is positioned in the second shell; the second key is arranged at one end, far away from the first key, of the rotating shaft and is positioned outside the first shell; the first key and the second key are positioned on the same straight line; the special-shaped cam is sleeved on the rotating shaft through keys; the upper end of the movable rod is contacted with the special-shaped surface of the special-shaped cam; the knob is sleeved at one end of the rotating shaft through a key, and a pointer is arranged on the side wall; the pointer and the key are positioned on the same diameter of the cross section of the rotating shaft; the option ring is sleeved on the rotating shaft and positioned on the side wall of the first shell, and a plurality of groups of marks are arranged on the side wall of one side far away from the first shell.

Preferably, one end of the placing frame is provided with a vertical baffle, and the other end of the placing frame is provided with a movable blocking column in a sliding mode along the direction perpendicular to the partition.

Preferably, the carbon tape winding assembly comprises a winding roller and a releasing roller; the belt winding roller and the belt unwinding roller are both arranged along the direction vertical to the partition plate, and one end of the belt winding roller is rotatably connected with the partition plate; the clapboard is provided with a power part for driving the belt winding roller and the belt unwinding roller to rotate.

Preferably, the lower end of the side wall of the printing head, which is far away from the carbon ribbon winding component, is provided with a supporting strip; the lower end of the side wall of one side, far away from the printing head, of the supporting bar is provided with a round angle.

Preferably, the upper end of the movable rod is rotatably provided with a vertical roller; the roller is parallel to the special-shaped cam, and the upper end of the roller is contacted with the special-shaped cam.

Preferably, the upper end of the bottom plate is provided with a controller for controlling the action of the device.

Preferably, a display screen and a control panel are arranged on the first casing.

Preferably, a paper outlet is formed in the second shell; the lower end of the bottom plate is provided with a supporting leg.

Compared with the prior art, the utility model has the following beneficial technical effects:

according to the printing machine, the adjusting assembly is arranged, the rotating shaft and the special-shaped cam are driven to rotate by rotating the knob, and the special-shaped cam drives the moving rod to lift, so that the distance and the pressure between the printing head and the rubber roller are changed, and the printing machine is suitable for printing paper made of different materials; the first key and the second key are arranged, so that the included angle between the direction of the distance between the special-shaped cam and the moving rod and the direction of the pointer can be determined, and the mark representing the material of the corresponding printing paper can be conveniently imprinted on the option ring.

Drawings

Fig. 1 is a schematic structural diagram of an appearance according to an embodiment of the present invention.

Fig. 2 is a schematic view of the internal structure of fig. 1.

Fig. 3 is a partial schematic structural view of the adjustment assembly of fig. 1.

Fig. 4 is a partially enlarged structural view of a portion a of fig. 1.

Reference numerals: 1. a base plate; 2. a partition plate; 3. a first shell; 4. a second shell; 5. placing a rack; 6. a rubber roller; 7. mounting a plate; 8. a print head; 9. a travel bar; 10. a spring; 11. a shaped cam; 12. a first key; 13. a rotating shaft; 14. a second key; 15. a knob; 16. a pointer; 17. a ring of options; 18. a baffle plate; 19. moving the catch column; 20. a take-up roll; 21. a belt releasing roller; 22. a supporting strip; 23. a roller; 24. a controller; 25. a display screen; 26. a control panel; 27. a paper outlet; 28. and (3) a support leg.

Detailed Description

As shown in fig. 1-4, the barcode printer with an adjustable printing head pressure provided by the utility model comprises a bottom plate 1, a partition plate 2, a first shell 3, a second shell 4, a placing frame 5, a rubber roller 6, a mounting plate 7, a printing head 8, a carbon ribbon winding assembly, a paper supply assembly and an adjusting assembly; the lower end of the bottom plate 1 is provided with a support leg 28, and the upper end is vertically provided with a partition plate 2, a first shell 3, a second shell 4 and a controller 24 for controlling the action of the device; the first shell 3 and the second shell 4 are respectively positioned on one side of the partition plate 2; the first shell 3 is provided with a display screen 25 and a control panel 26; a paper outlet 27 is formed in the second shell 4; the placing frame 5, the rubber roller 6, the mounting plate 7, the carbon belt winding assembly and the paper supply assembly are all arranged on the partition plate 2 and are positioned inside the second shell 4; one end of the placing rack 5 is provided with a vertical baffle 18, and the other end is provided with a movable baffle column 19 in a sliding way along the direction vertical to the clapboard 2; the carbon belt winding assembly comprises a belt winding roller 20 and a belt releasing roller 21; the belt winding roller 20 and the belt unwinding roller 21 are both arranged along the direction vertical to the partition board 2, and one end of the belt winding roller is rotatably connected with the partition board 2; the clapboard 2 is provided with a power part for driving the belt winding roller 20 and the belt releasing roller 21 to rotate; the printing head 8 is arranged below the mounting plate 7 and is positioned right above the rubber roller 6, and the lower end of the side wall of the printing head 8, which is far away from the carbon ribbon winding component, is provided with a supporting strip 22; the lower end of the side wall of the support bar 22 far away from the printing head 8 is provided with a round angle; the adjusting component comprises a moving rod 9, a spring 10, a special-shaped cam 11, a key I12, a rotating shaft 13, a key II 14, a knob 15, a pointer 16 and an option ring 17; the movable rod 9 is vertically arranged, the lower end of the movable rod is connected with the printing head 8, and the upper end of the movable rod penetrates through the mounting plate 7; the spring 10 is vertically arranged, the lower end of the spring is connected with the mounting plate 7, and the upper end of the spring is connected with the side wall of the upper end of the moving rod 9; the rotating shaft 13 is horizontally arranged, one end of the rotating shaft is positioned above the moving rod 9, the other end of the rotating shaft penetrates through the partition plate 2 and the first shell 3 and extends out of the first shell 3, and the rotating shaft 13 is rotatably connected with the partition plate 2; the first key 12 is arranged at one end of the rotating shaft 13, which is positioned in the second shell 4; the second key 14 is arranged at one end of the rotating shaft 13, which is far away from the first key 12, and is positioned outside the first shell 3; the first key 12 and the second key 14 are positioned on the same straight line; the special-shaped cam 11 is sleeved on the rotating shaft 13 through a key I12; the upper end of the movable rod 9 is rotatably provided with a vertical roller 23; the roller 23 is parallel to the special-shaped cam 11, and the upper end of the roller is contacted with the special-shaped cam 11; the knob 15 is sleeved at one end of the rotating shaft 13 through a second key 14, and a pointer 16 is arranged on the side wall; the pointer 16 and the second key 14 are positioned on the same diameter of the cross section of the rotating shaft 13; the option ring 17 is sleeved on the rotating shaft 13 and is positioned on the side wall of the first shell 3, and a plurality of groups of marks are arranged on the side wall of one side far away from the first shell 3.

In the embodiment, an adjusting assembly is arranged, a rotating shaft 13 and a special-shaped cam 11 are driven to rotate by rotating a knob 15, and the special-shaped cam 11 drives a moving rod 9 to lift, so that the distance and the pressure between a printing head 8 and a rubber roller 6 are changed to adapt to printing paper made of different materials; the first key 12 and the second key 14 are arranged to determine the included angle between the direction of the distance between the special-shaped cam 11 and the moving rod 9 and the direction of the pointer, so that marks representing the material of corresponding printing paper can be conveniently marked on the option ring 17.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A bar code printer with an adjustable printing head pressure is characterized by comprising a bottom plate (1), a partition plate (2), a first shell (3), a second shell (4), a placing frame (5), a rubber roller (6), a mounting plate (7), a printing head (8), a carbon ribbon winding assembly, a paper supply assembly and an adjusting assembly;

the upper end of the bottom plate (1) is vertically provided with a partition plate (2), a first shell (3) and a second shell (4); the first shell (3) and the second shell (4) are respectively positioned on one side of the partition plate (2); the placing frame (5), the rubber roller (6), the mounting plate (7), the carbon ribbon winding assembly and the paper supply assembly are all arranged on the partition plate (2) and are positioned inside the second shell (4); the printing head (8) is arranged below the mounting plate (7) and is positioned right above the rubber roller (6);

the adjusting assembly comprises a moving rod (9), a spring (10), a special-shaped cam (11), a key I (12), a rotating shaft (13), a key II (14), a knob (15), a pointer (16) and an option ring (17); the moving rod (9) is vertically arranged, the lower end of the moving rod is connected with the printing head (8), and the upper end of the moving rod penetrates through the mounting plate (7); the spring (10) is vertically arranged, the lower end of the spring is connected with the mounting plate (7), and the upper end of the spring is connected with the side wall of the upper end of the moving rod (9); the rotating shaft (13) is horizontally arranged, one end of the rotating shaft is positioned above the moving rod (9), the other end of the rotating shaft penetrates through the partition plate (2) and the first shell (3) and extends out of the first shell (3), and the rotating shaft (13) is rotatably connected with the partition plate (2); the key I (12) is arranged at one end of the rotating shaft (13) positioned in the shell II (4); the second key (14) is arranged at one end, far away from the first key (12), of the rotating shaft (13) and is positioned outside the first shell (3); the key I (12) and the key II (14) are positioned on the same straight line; the special-shaped cam (11) is sleeved on the rotating shaft (13) through a key I (12); the upper end of the movable rod (9) is contacted with the special-shaped surface of the special-shaped cam (11); the knob (15) is sleeved at one end of the rotating shaft (13) through a second key (14), and a pointer (16) is arranged on the side wall of the knob; the pointer (16) and the key II (14) are positioned on the same diameter of the cross section of the rotating shaft (13); the option ring (17) is sleeved on the rotating shaft (13), is positioned on the side wall of the first shell (3), and is provided with a plurality of groups of imprints on the side wall far away from the first shell (3).

2. Bar printer according to claim 1, characterised in that the rack (5) is provided with a vertical baffle (18) at one end and a moving stop (19) at the other end, which is slidable in the direction perpendicular to the partition (2).

3. The adjustable printhead pressure barcode printer of claim 1, wherein the ribbon take-up assembly comprises a take-up roll (20) and a unwind roll (21); the belt winding roller (20) and the belt releasing roller (21) are both arranged along the direction vertical to the partition plate (2), and one end of the belt winding roller is rotatably connected with the partition plate (2); the clapboard (2) is provided with a power part for driving the tape collecting roller (20) and the tape releasing roller (21) to rotate.

4. The bar code printer with adjustable printing head pressure according to claim 1, wherein the lower end of the side wall of the printing head (8) far away from the carbon ribbon rolling component is provided with a supporting strip (22); the lower end of the side wall of one side of the support bar (22) far away from the printing head (8) is provided with a round angle.

5. The adjustable printhead pressure barcode printer according to claim 1, wherein the upper end of the moving rod (9) is rotatably provided with a vertical roller (23); the roller (23) is parallel to the special-shaped cam (11), and the upper end of the roller is contacted with the special-shaped cam (11).

6. A barcode printer with adjustable print head pressure according to claim 1, characterized in that the upper end of the bottom plate (1) is provided with a controller (24) for controlling the operation of the device.

7. The adjustable printhead pressure barcode printer of claim 1, wherein the first housing (3) is provided with a display screen (25) and a control panel (26).

8. The adjustable printhead pressure barcode printer of claim 1, wherein the second housing (4) is provided with a paper outlet (27); the lower end of the bottom plate (1) is provided with a support leg (28).