Thermal transfer ribbon box facilitating thermal transfer ribbon replacement

Abstract

The utility model relates to the technical field of printing equipment, and discloses a thermal transfer ribbon box convenient to replace a thermal transfer ribbon, which comprises a thermal transfer ribbon mounting box, the inner wall of the thermal transfer ribbon mounting box is fixedly connected with two mutually symmetrical strip-shaped fixing frames, and the inner wall of each strip-shaped fixing frame is rotatably connected with a first bidirectional screw rod; and the surface of the first bidirectional screw rod is in threaded connection with two movable clamping plates. The movable clamping plates and the positioning column are arranged in the thermal transfer ribbon mounting box, so that when a thermal transfer ribbon is mounted and replaced, a thermal transfer ribbon shaft of a printer does not need to be detached and then inserted into a thermal transfer ribbon winding drum, the thermal transfer ribbon only needs to be placed between the two movable clamping plates, then the first bidirectional lead screw is driven to rotate by rotating the operation panel, and the thermal transfer ribbon can be mounted and replaced. The first two-way lead screw drives the two movable clamping plates to move mutually, so that the positioning columns are driven to be inserted into the thermal transfer ribbon winding drum, the thermal transfer ribbon is supported and limited through the positioning columns, the thermal transfer ribbon is conveniently and rapidly installed and replaced, and the operation of replacing the thermal transfer ribbon is easier.

Description

Technical Field

[0001] The utility model relates to the technical field of printing equipment, and more specifically to a carbon ribbon box for conveniently replacing a carbon ribbon. Background Art

[0002] Currently, the common label printers on the market are basically divided into thermal type and thermal transfer type. Thermal label printers do not have carbon ribbons, while thermal transfer printers need to use carbon ribbons for printing. They use special carbon ribbons and work in a similar way to the print head of a fax machine. The toner coating on the carbon ribbon is heated and transferred to paper or other types of materials. The carbon ribbon box is the structure that fixes the carbon ribbon in the thermal transfer printer.

[0003] When replacing the carbon ribbon in the existing thermal transfer printer carbon ribbon box, the carbon ribbon shaft needs to be removed from the printer first, and then the carbon ribbon shaft needs to be inserted into the carbon ribbon roll, and then the carbon ribbon shaft with the carbon ribbon needs to be reinstalled into the printer, which causes the user to repeat many steps in the process of replacing the carbon ribbon, and the operation is cumbersome and time-consuming. Therefore, it is necessary to improve the structure of installing and replacing the carbon ribbon in the existing carbon ribbon installation box, which is conducive to simplifying the operation of replacing the carbon ribbon. Utility Model Content

[0004] In order to overcome the above defects of the prior art, the utility model provides a carbon ribbon box for convenient replacement of carbon ribbon, which has the advantages of convenient replacement of carbon ribbon and good limiting effect on carbon ribbon reel, so as to solve the problems existing in the above background technology.

[0005] The utility model provides the following technical solutions: a carbon ribbon box for conveniently replacing a carbon ribbon, comprising a carbon ribbon installation box, wherein the inner wall of the carbon ribbon installation box is fixedly connected to two bar-shaped fixed frames symmetrically positioned to each other, the inner wall of the bar-shaped fixed frame is rotatably connected to a first bidirectional screw rod, the surface of the first bidirectional screw rod is threadedly connected to two movable clamping plates, the opposite surfaces of the two movable clamping plates are fixedly connected to limit disks, the opposite surfaces of the two limit disks are fixedly provided with positioning components, a carbon ribbon reel is installed between the two limit disks, and the positioning component is used to limit the carbon ribbon reel;

[0006] The positioning assembly includes a positioning column fixedly connected to the surface of the limit plate, an installation groove is opened inside the positioning column, the inner wall of the installation groove is rotatably connected to a second bidirectional screw rod, the surface of the second bidirectional screw rod is threadedly connected to two adjustment plates, the two adjustment plates are fixedly connected to a fixing frame on one side away from each other, the surface of the fixing frame is rotatably connected to a guide roller, the positioning column is inserted into the inner wall of the carbon ribbon reel, and the guide roller is slidably connected to the inner wall of the carbon ribbon reel.

[0007] Furthermore, four receiving holes are formed on the surface of the positioning column, the positions of the receiving holes correspond to the guide rollers, and the sizes of the receiving holes match the guide rollers.

[0008] Furthermore, a guide rod is fixedly connected to the inner wall of the mounting groove, a guide through hole matching the guide rod is opened on the surface of the adjustment plate, and the adjustment plate is slidably connected to the surface of the guide rod through the guide through hole.

[0009] Furthermore, an axial hole is opened on the surface of the movable splint, and an adjusting rod is rotatably connected to the inner wall of the axial hole. One end of the adjusting rod extends to the inside of the mounting groove and is fixed with a driving gear. A driven gear is fixed on the surface of the second bidirectional screw, and the driving gear is meshed with the driven gear.

[0010] Furthermore, an end of the adjusting rod away from the driving gear is fixedly connected with an adjusting knob, and the adjusting knob is used to adjust the position of the guide roller.

[0011] Furthermore, a side surface of the bar-shaped fixed frame is rotatably connected to a linkage rod, one end of the linkage rod extends to the inside of the bar-shaped fixed frame and is fixedly connected to a first bevel gear.

[0012] Furthermore, a second bevel gear is fixedly connected to the surface of the first bidirectional screw, and the first bevel gear is meshed with the second bevel gear.

[0013] Furthermore, one end of the linkage rod away from the bar-shaped fixing frame extends to the outside of the carbon ribbon installation box and is fixedly connected to an operating panel.

[0014] Technical effects and advantages of the utility model:

[0015] 1. The utility model provides a movable clamping plate and a positioning column inside the carbon ribbon installation box. When installing and replacing the carbon ribbon, there is no need to disassemble the carbon ribbon shaft of the printer and then insert it into the carbon ribbon roll. The carbon ribbon only needs to be placed between the two movable clamping plates, and then the first bidirectional screw rod is driven to rotate by rotating the operating disk, and the two movable clamping plates are driven to move relative to each other by the first bidirectional screw rod, thereby driving the positioning column to be inserted into the interior of the carbon ribbon roll, and the positioning column is used to support and limit the carbon ribbon, so that the carbon ribbon can be quickly installed and replaced, making the operation of replacing the carbon ribbon easier.

[0016] 2. The utility model provides four guide rollers on the surface of the positioning column. After the positioning column is inserted into the interior of the carbon ribbon roll, the guide rollers can be used to guide and limit the inner wall of the carbon ribbon roll, so that the carbon ribbon roll can rotate on the surface of the guide rollers, making the carbon ribbon roll smoother during the rotation feeding and winding process, and the position of the guide rollers can be adjusted according to the diameter of the roll to make the guide rollers close to the inner wall of the roll. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0018] Figure 2 This is a rear view structural diagram of the utility model;

[0019] Figure 3 This is a schematic diagram of the front section structure of the positioning column of the utility model;

[0020] Figure 4 It is a schematic diagram of a partial side section structure of the movable splint of the utility model;

[0021] Figure 5 It is a schematic diagram of the side section structure of the strip-shaped fixing frame of the utility model.

[0022] The accompanying drawings are marked as follows: 1. Carbon ribbon installation box; 2. Bar fixing frame; 3. First bidirectional lead screw; 4. Movable splint; 5. Limiting disk; 6. Carbon ribbon reel; 7. Positioning column; 8. Mounting slot; 9. Second bidirectional lead screw; 10. Adjusting plate; 11. Fixing frame; 12. Guide roller; 13. Storage hole; 14. Guide rod; 15. Adjusting rod; 16. Driving gear; 17. Driven gear; 18. Adjusting knob; 19. Linking rod; 20. First bevel gear; 21. Second bevel gear; 22. Operating panel; 23. Limiting slide rod. DETAILED DESCRIPTION

[0023] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely examples. The carbon ribbon box for convenient replacement of carbon ribbon involved in the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0024] Reference Figure 1-5 The utility model provides a carbon ribbon box for convenient replacement of carbon ribbon, including a carbon ribbon installation box 1, the inner wall of the carbon ribbon installation box 1 is fixedly connected with two strip fixing frames 2 with mutually symmetrical positions, the inner wall of the strip fixing frame 2 is rotatably connected with a first bidirectional screw rod 3, and the surface of the first bidirectional screw rod 3 is threadedly connected with two movable splints 4.

[0025] The inner wall of the strip-shaped fixed frame 2 is fixedly connected with a limit slide bar 23 , and the movable clamping plate 4 is slidably connected with the surface of the limit slide bar 23 . The limit slide bar 23 can limit and guide the movable clamping plate 4 .

[0026] The side of the bar-shaped fixed frame 2 is rotatably connected with a linkage rod 19, one end of the linkage rod 19 extends to the interior of the bar-shaped fixed frame 2 and is fixedly connected to a first bevel gear 20, the surface of the first bidirectional screw 3 is fixedly connected to a second bevel gear 21, the first bevel gear 20 is meshed with the second bevel gear 21, and one end of the linkage rod 19 away from the bar-shaped fixed frame 2 extends to the outside of the carbon ribbon installation box 1 and is fixedly connected to an operating panel 22.

[0027] The opposite surfaces of the two movable clamps 4 are fixedly connected to the limit disks 5, and the opposite surfaces of the two limit disks 5 are fixedly provided with positioning components. A carbon ribbon reel 6 is installed between the two limit disks 5, and the positioning component is used to limit the carbon ribbon reel 6;

[0028] By arranging the movable clamping plate 4 and the positioning column 7 inside the carbon ribbon installation box 1, when installing and replacing the carbon ribbon, it is only necessary to place the carbon ribbon roll 6 between the two movable clamping plates 4, and then drive the first bidirectional screw rod 3 to rotate by rotating the operating disk 22, and use the first bidirectional screw rod 3 to drive the two movable clamping plates 4 to move relative to each other, thereby driving the positioning column 7 to be inserted into the carbon ribbon roll 6, and use the positioning column 7 to support and limit the carbon ribbon roll 6, so as to facilitate the rapid installation and replacement of the carbon ribbon and make the operation of replacing the carbon ribbon easier.

[0029] The positioning assembly includes a positioning column 7 fixedly connected to the surface of the limit plate 5, an installation groove 8 is opened inside the positioning column 7, the inner wall of the installation groove 8 is rotatably connected to a second bidirectional screw rod 9, the surface of the second bidirectional screw rod 9 is threadedly connected to two adjustment plates 10, the two adjustment plates 10 are fixedly connected to a fixing frame 11 on one side away from each other, the surface of the fixing frame 11 is rotatably connected to a guide roller 12, the positioning column 7 is inserted into the inner wall of the carbon ribbon reel 6, and the guide roller 12 is slidably connected to the inner wall of the carbon ribbon reel 6.

[0030] Four receiving holes 13 are provided on the surface of the positioning column 7, the positions of the receiving holes 13 correspond to the guide rollers 12, and the sizes of the receiving holes 13 match the guide rollers 12. A guide rod 14 is fixedly connected to the inner wall of the mounting groove 8, and a guide through hole matching the guide rod 14 is provided on the surface of the adjustment plate 10. The adjustment plate 10 is slidably connected to the surface of the guide rod 14 through the guide through hole.

[0031] An axial hole is provided on the surface of the movable splint 4, and an adjusting rod 15 is rotatably connected to the inner wall of the axial hole. One end of the adjusting rod 15 extends to the inside of the mounting groove 8 and is fixed with a driving gear 16. A driven gear 17 is fixed on the surface of the second bidirectional screw 9, and the driving gear 16 is meshed with the driven gear 17. An adjusting knob 18 is fixedly connected to the end of the adjusting rod 15 away from the driving gear 16. The adjusting knob 18 is used to adjust the position of the guide roller 12. Rotating the adjusting knob 18 can drive the adjusting rod 15 and the driving gear 16 to rotate, thereby driving the driven gear 17 and the second bidirectional screw 9 to rotate. The second bidirectional screw 9 drives the two adjustment plates 10 to move, thereby driving the guide rollers 12 on both sides to move simultaneously.

[0032] It is worth mentioning that by arranging four guide rollers 12 on the surface of the positioning column 7, after the positioning column 7 is inserted into the interior of the carbon ribbon roll 6, the guide rollers 12 can be used to guide and limit the inner wall of the carbon ribbon roll 6, so that the carbon ribbon roll 6 can rotate on the surface of the guide rollers 12, so that the carbon ribbon roll 6 can be smoother during the rotation feeding and winding process, and the position of the guide rollers 12 can be adjusted according to the diameter of the roll, so that the guide rollers 12 are close to the inner wall of the carbon ribbon roll 6.

[0033] Finally, it should be noted that the drawings of the embodiments disclosed in the present utility model only involve structures related to the embodiments disclosed in the present utility model. The above description is only a preferred embodiment of the present utility model and is not used to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A carbon ribbon box for conveniently replacing a carbon ribbon, comprising a carbon ribbon installation box (1), characterized in that: The inner wall of the carbon ribbon installation box (1) is fixedly connected to two bar-shaped fixed frames (2) whose positions are symmetrical to each other; the inner wall of the bar-shaped fixed frame (2) is rotatably connected to a first bidirectional screw rod (3); the surface of the first bidirectional screw rod (3) is threadedly connected to two movable clamping plates (4); the opposite surfaces of the two movable clamping plates (4) are fixedly connected to limiting disks (5); the opposite surfaces of the two limiting disks (5) are fixedly provided with positioning components; a carbon ribbon reel (6) is installed between the two limiting disks (5); the positioning component is used to limit the position of the carbon ribbon reel (6); The positioning assembly comprises a positioning column (7) fixedly connected to the surface of the limit plate (5), a mounting groove (8) is provided inside the positioning column (7), a second bidirectional screw rod (9) is rotatably connected to the inner wall of the mounting groove (8), two adjustment plates (10) are threadedly connected to the surface of the second bidirectional screw rod (9), a fixed frame (11) is fixedly connected to the side of the two adjustment plates (10) away from each other, a guide roller (12) is rotatably connected to the surface of the fixed frame (11), the positioning column (7) is inserted into the inner wall of the carbon ribbon reel (6), and the guide roller (12) is slidably connected to the inner wall of the carbon ribbon reel (6).

2. The carbon ribbon cassette for conveniently replacing the carbon ribbon according to claim 1, characterized in that: Four receiving holes (13) are provided on the surface of the positioning column (7); the positions of the receiving holes (13) correspond to the guide rollers (12), and the sizes of the receiving holes (13) match those of the guide rollers (12).

3. The carbon ribbon cassette for conveniently replacing the carbon ribbon according to claim 2, characterized in that: A guide rod (14) is fixedly connected to the inner wall of the mounting groove (8), a guide through hole matching the guide rod (14) is provided on the surface of the adjustment plate (10), and the adjustment plate (10) is slidably connected to the surface of the guide rod (14) via the guide through hole.

4. The carbon ribbon cassette for conveniently replacing the carbon ribbon according to claim 3, characterized in that: An axial hole is formed on the surface of the movable clamping plate (4), and an adjusting rod (15) is rotatably connected to the inner wall of the axial hole. One end of the adjusting rod (15) extends into the interior of the mounting groove (8) and is fixed with a driving gear (16). A driven gear (17) is fixed on the surface of the second bidirectional screw rod (9), and the driving gear (16) is meshed with the driven gear (17).

5. The carbon ribbon cassette for conveniently replacing the carbon ribbon according to claim 4, characterized in that: An end of the adjustment rod (15) away from the driving gear (16) is fixedly connected to an adjustment knob (18), and the adjustment knob (18) is used to adjust the position of the guide roller (12).

6. The carbon ribbon cassette for conveniently replacing the carbon ribbon according to claim 5, characterized in that: A side surface of the bar-shaped fixed frame (2) is rotatably connected to a linkage rod (19); one end of the linkage rod (19) extends into the interior of the bar-shaped fixed frame (2) and is fixedly connected to a first bevel gear (20).

7. The carbon ribbon cassette for conveniently replacing the carbon ribbon according to claim 6, characterized in that: A second bevel gear (21) is fixedly connected to the surface of the first bidirectional screw rod (3), and the first bevel gear (20) is meshed with the second bevel gear (21).

8. The carbon ribbon cassette for conveniently replacing the carbon ribbon according to claim 7, characterized in that: One end of the linkage rod (19) away from the strip-shaped fixing frame (2) extends to the outside of the carbon ribbon installation box (1) and is fixedly connected to an operating panel (22).

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