Spacing adjusting device for self-adhesive label printing

Abstract

The utility model belongs to the technical field of self-adhesive label printing, and particularly relates to a space adjusting device for self-adhesive label printing, which comprises a bottom plate and a code printing machine, fixing frames are fixedly arranged above the left end and the right end of the bottom plate, and transmission roll shafts are mounted on the inner sides of the two fixing frames through bearings. Vertical plates are symmetrically fixed above the front side and the rear side of the middle of the bottom plate, a servo motor is fixed to the outer wall of the top of the front vertical plate, a two-way lead screw is connected between the tops of the two vertical plates through a bearing, the front end of the two-way lead screw is fixedly connected with the output end of the servo motor, and guide rods are arranged on the outer side of the two-way lead screw in a bilateral symmetry mode. According to the utility model, the fluency and stability of the self-adhesive label rolls in the printing and conveying process can be improved by utilizing the left and right conveying roll shafts, and the code printing machines with the number corresponding to that of the self-adhesive label rolls are arranged, so that quick code printing can be realized in the self-adhesive label roll conveying process, the printing speed is higher, and the efficiency is higher.

Description

Technical Field

[0001] The utility model belongs to the technical field of self-adhesive label printing, in particular to a spacing regulating device for self-adhesive label printing. Background Art

[0002] Compared with traditional labels, self-adhesive labels have the advantages of no need for glue, paste, water, no pollution, saving labeling time, etc. They have a wide range of applications and are convenient and fast. In the printing and production process of self-adhesive labels, in order to adapt to the production of labels of different widths, it is also necessary to use a spacing adjustment device to adjust the position of the printing mechanism accordingly, so that the label code and other information can be accurately printed on the label paper.

[0003] In the Chinese utility model patent with publication number CN221165165U, a spacing adjustment device for printing self-adhesive labels is provided. Through the cooperation between the printing device body, the mounting mechanism and the adjustment mechanism, the printing device can be moved according to the indication on the ruler without affecting the feeding and collection of label paper by the printing device. Through the cooperation between the slide rail, the slider and the bolts provided in the adjustment mechanism, the copying device can be moved, so that label paper of different types can be printed. Through the cooperation between the connecting block, the connecting groove and the retaining bolts provided in the mounting mechanism, when the copying device needs to be replaced, it can be replaced by unscrewing the bolts, which improves the convenience and stability of the mechanism to a certain extent.

[0004] However, combined with actual production work experience, in order to improve the printing production efficiency, the label rolls are usually die-cut according to the appropriate size, and then multiple code printing mechanisms are used for simultaneous printing. However, the device in the above-mentioned comparative document does not have the function of synchronously printing codes on multiple label rolls, and the printing efficiency is low. In addition, the manual adjustment accuracy is low, which also increases the difficulty of adjustment operation and the workload, and the practicality is poor. Therefore, it is urgent to improve the existing spacing adjustment device for self-adhesive label printing and provide a spacing adjustment device for self-adhesive label printing. Utility Model Content

[0005] The purpose of the utility model is to provide a spacing adjustment device for printing self-adhesive labels with reasonable design, simple structure, quick and convenient spacing adjustment, simple operation and higher printing efficiency, so as to solve the problems existing in the prior art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A spacing adjustment device for printing self-adhesive labels comprises a base plate and a code printer, wherein fixing frames are fixedly provided above the left and right ends of the base plate, transmission rollers are mounted on bearings on the inner sides of the two fixing frames, vertical plates are symmetrically fixed above the front and rear sides of the middle part of the base plate, a servo motor is fixed to the top outer wall of the front vertical plate, a bidirectional screw rod is connected with a bearing between the tops of the two vertical plates, the front end of the bidirectional screw rod is fixedly connected to the output end of the servo motor, guide rods are symmetrically provided on the outer side of the bidirectional screw rod, the guide rods are located between the tops of the front and rear vertical plates, a plurality of movable blocks are sleeved on the outer side of the guide rods, a scissor-type telescopic assembly is provided above the movable blocks, a connecting column is fixed to the bottom end of the movable block, and the bottom of the connecting column is fixedly connected to the code printer.

[0008] As a preferred embodiment, the bidirectional screw rod is located between the left and right guide rods, and the two ends of the guide rod are respectively welded and fixed to the outer walls of the front and rear vertical plates on one side close to each other.

[0009] As a preferred embodiment, the scissor-type telescopic assembly includes a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod. The top ends of the two front and rear movable blocks located on the outermost sides are rotatably connected to the first connecting rod and the second connecting rod, and the top ends of the three movable blocks located in the middle are rotatably connected to the third connecting rod and the fourth connecting rod.

[0010] As a preferred embodiment, the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod are rotationally connected, the first connecting rod and the second connecting rod are equal in length, the third connecting rod and the fourth connecting rod are equal in length, and the length of the first connecting rod is equal to half the length of the fourth connecting rod.

[0011] As a preferred embodiment, the two outermost front and rear movable blocks are respectively threadedly sleeved on the outer sides of the reverse threads at both ends of the bidirectional screw rod, and the three movable blocks located in the middle are all provided with through hole structures with a diameter larger than the diameter of the bidirectional screw rod.

[0012] As a preferred implementation, the middle movable block is welded and fixed to the guide rod, and the remaining plurality of movable blocks are all slidably connected to the guide rod.

[0013] As a preferred embodiment, the plurality of movable blocks are always distributed at equal intervals along a straight line through a scissor-type telescopic assembly, and the movable blocks, connecting columns and printers are arranged in a one-to-one correspondence. Compared with the prior art, the utility model has the following beneficial effects:

[0014] In the solution of the utility model:

[0015] The device utilizes two left and right transmission rollers to improve the smoothness and stability of the self-adhesive label roll during printing and transmission, and is provided with a code printer corresponding to the number of self-adhesive label rolls, which can realize quick code printing during the transmission of the self-adhesive label roll, with faster printing speed, higher efficiency, and stronger practicality of the device;

[0016] When printing labels of different sizes, the servo motor can be started to control the rotation of the bidirectional screw rod, and the outermost front and rear movable blocks can be controlled to slide along the guide rod in a direction away from each other. At this time, the scissor-type telescopic assembly can be used to control multiple movable blocks to be equally spread out toward the front and rear sides with the middle movable block as the reference, so that the positions of the multiple movable blocks can be adaptively adjusted according to the spacing of the multiple label tapes, so that multiple code printers can correspond to the multiple label tapes respectively, which is convenient for printing. The spacing adjustment device has a simple structure, higher adjustment accuracy, and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following briefly introduces the drawings required for use in the embodiments or the prior art descriptions, and the following description is made with respect to the drawings:

[0018] Figure 1 This is a three-dimensional front view structural diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the utility model in a working state viewed from above;

[0020] Figure 3 This is a schematic diagram of the overall left-side structure of the scissor-type telescopic assembly of the utility model;

[0021] Figure 4 It is a bottom view structural diagram of the bidirectional screw rod and the movable block of the utility model;

[0022] Figure 5 It is a schematic diagram of the top view of the structure of the utility model in which multiple movable blocks are in an unfolded working state.

[0023] In the figure:

[0024] 1. Bottom plate; 2. Fixed frame; 3. Transmission roller; 4. Vertical plate; 5. Servo motor; 6. Bidirectional screw rod; 7. Guide rod; 8. Scissor-type telescopic assembly; 81. First connecting rod; 82. Second connecting rod; 83. Third connecting rod; 84. Fourth connecting rod; 9. Movable block; 10. Connecting column; 11. Code printer. DETAILED DESCRIPTION

[0025] The embodiments described below are only some of the embodiments of the present invention and do not represent all the embodiments consistent with the present invention. Now, in conjunction with the accompanying drawings, the exemplary embodiments are described as follows:

[0026] like Figure 1-5 As shown, the utility model spacing adjustment device for printing self-adhesive labels comprises a bottom plate 1 and a code printer 11, fixed frames 2 are fixed above the left and right ends of the bottom plate 1, transmission roller shafts 3 are installed on the inner sides of the two fixed frames 2, vertical plates 4 are symmetrically fixed above the front and rear sides of the middle part of the bottom plate 1, a servo motor 5 is fixed to the top outer wall of the front vertical plate 4, a bidirectional screw rod 6 is connected with a bearing between the tops of the two vertical plates 4, the front end of the bidirectional screw rod 6 is fixedly connected to the output end of the servo motor 5, and the outer side of the bidirectional screw rod 6 is symmetrically provided with a guide rod 7, the guide rod 7 is located between the tops of the front and rear vertical plates 4, a plurality of movable blocks 9 are sleeved on the outer side of the guide rod 7, a scissor-type telescopic assembly 8 is provided above the movable block 9, a connecting column 10 is fixed to the bottom end of the movable block 9, and a code printer 11 is fixedly connected to the bottom of the connecting column 10.

[0027] On the basis of the above structure, the bidirectional screw rod 6 is located between the left and right guide rods 7 , and the two ends of the guide rod 7 are respectively welded and fixed to the outer walls of the front and rear vertical plates 4 on one side close to each other.

[0028] In this embodiment, the two guide rods 7 are used to improve the stability of the movable block 9 during the sliding adjustment process.

[0029] Based on the above structure, the scissor-type telescopic assembly 8 includes a first connecting rod 81, a second connecting rod 82, a third connecting rod 83 and a fourth connecting rod 84. The top ends of the two front and rear movable blocks 9 located on the outermost sides are rotatably connected to the first connecting rod 81 and the second connecting rod 82, and the top ends of the three movable blocks 9 located in the middle are rotatably connected to the third connecting rod 83 and the fourth connecting rod 84.

[0030] Based on the above structure, the first link 81, the second link 82, the third link 83 and the fourth link 84 are rotationally connected, the first link 81 and the second link 82 are equal in length, the third link 83 and the fourth link 84 are equal in length, and the length of the first link 81 is equal to half the length of the fourth link 84.

[0031] In this embodiment, the scissor-type telescopic assembly 8 is used to control the plurality of movable blocks 9 to respectively drive the corresponding code printers 11 to be equidistantly expanded, so as to realize the quick adjustment of the printing spacing.

[0032] Based on the above structure, the two outermost front and rear movable blocks 9 are respectively threadedly sleeved on the outer sides of the reverse threads at both ends of the bidirectional screw rod 6, and the three movable blocks 9 in the middle are all provided with through-hole structures with a diameter larger than that of the bidirectional screw rod 6.

[0033] In this embodiment, by controlling the rotation of the bidirectional screw rod 6, the operation of the scissor-type telescopic assembly 8 can be controlled to facilitate the equidistant expansion or contraction adjustment of multiple movable blocks 9.

[0034] On the basis of the above structure, the middle movable block 9 is fixed to the guide rod 7 by welding, and the remaining plurality of movable blocks 9 are all slidably connected to the guide rod 7 .

[0035] On the basis of the above structure, a plurality of movable blocks 9 are always distributed at equal intervals along a straight line through the scissor-type telescopic assembly 8, and the movable blocks 9, the connecting column 10 and the code printer 11 are arranged in a one-to-one correspondence.

[0036] In this embodiment, a plurality of printers 11 are provided to facilitate printing of a plurality of transmitted label tapes.

[0037] The working principle of the utility model is as follows:

[0038] When in use, the transmission rollers 3 provided above the left and right ends of the bottom plate 1 can improve the smoothness and stability of the self-adhesive label roll during the printing and transmission process, and by providing a code printer 11 corresponding to the number of the self-adhesive label rolls, it is possible to achieve quick code printing during the transmission of the self-adhesive label roll, with faster printing speed, higher efficiency, and stronger practicality of the device;

[0039] When printing labels of different sizes, the servo motor 5 fixed to the top outer wall of the vertical plate 4 can be started to control the rotation of the bidirectional screw rod 6, and the two outermost front and rear movable blocks 9 can be controlled to slide stably along the guide rod 7 in a direction away from each other. At this time, the scissor-type telescopic assembly 8 can be used to control multiple movable blocks 9 to be equidistantly spread out toward the front and rear sides based on the middle movable block 9. Figure 5 As shown in , it is convenient to adaptively adjust the positions of the multiple movable blocks 9 and the code printer 11 according to the spacing of the multiple label tapes, so that the multiple code printers 11 correspond to the multiple label tapes respectively, which is convenient for printing. The spacing adjustment device has a simple structure, higher adjustment accuracy, and is easy to operate;

[0040] It should be noted that the present application mainly provides a faster, more convenient and more efficient spacing adjustment device for a code printer 11 to adapt to the printing production of labels of different sizes. The code printer 11 in the present application is an existing mature technology product and is not the protection content emphasized in this case, so it will not be described in detail.

[0041] The above are only preferred specific embodiments of the utility model and are not intended to limit the protection scope of the utility model; any equivalent changes, modifications, substitutions and variations made by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the protection scope determined by the claims.

Claims

1. A spacing adjustment device for printing self-adhesive labels, comprising a base plate (1) and a printer (11), characterized in that: A fixing frame (2) is fixedly provided above the left and right ends of the bottom plate (1), and a transmission roller shaft (3) is installed on the inner side of the two fixing frames (2). Vertical plates (4) are symmetrically fixed above the front and rear sides of the middle part of the bottom plate (1), and a servo motor (5) is fixed to the top outer wall of the front vertical plate (4). A bidirectional screw rod (6) is connected to the top of the two vertical plates (4) by a bearing, and the front end of the bidirectional screw rod (6) is fixedly connected to the output end of the servo motor (5). A guide rod (7) is symmetrically provided on the outer side of the bidirectional screw rod (6), and the guide rod (7) is located between the tops of the front and rear vertical plates (4). A plurality of movable blocks (9) are sleeved on the outer side of the guide rod (7), and a scissor-type telescopic assembly (8) is provided above the movable block (9). A connecting column (10) is fixed to the bottom end of the movable block (9), and a code printer (11) is fixedly connected to the bottom of the connecting column (10).

2. The spacing adjustment device for printing self-adhesive labels according to claim 1, characterized in that: The bidirectional screw rod (6) is located between the left and right guide rods (7), and the two ends of the guide rod (7) are respectively welded and fixed to the outer walls of the front and rear vertical plates (4) on one side close to each other.

3. The spacing adjustment device for printing self-adhesive labels according to claim 1, characterized in that: The scissor-type telescopic assembly (8) comprises a first connecting rod (81), a second connecting rod (82), a third connecting rod (83) and a fourth connecting rod (84); the top ends of the two front and rear movable blocks (9) located at the outermost sides are rotatably connected to the first connecting rod (81) and the second connecting rod (82); the top ends of the three movable blocks (9) located in the middle are rotatably connected to the third connecting rod (83) and the fourth connecting rod (84).

4. The spacing adjustment device for printing self-adhesive labels according to claim 3, characterized in that: The first connecting rod (81), the second connecting rod (82), the third connecting rod (83) and the fourth connecting rod (84) are rotatably connected, the first connecting rod (81) and the second connecting rod (82) are of equal length, the third connecting rod (83) and the fourth connecting rod (84) are of equal length, and the length of the first connecting rod (81) is equal to half of the length of the fourth connecting rod (84).

5. The spacing adjustment device for printing self-adhesive labels according to claim 1, characterized in that: The two outermost front and rear movable blocks (9) are respectively threadedly sleeved on the outer sides of the reverse threads at both ends of the bidirectional screw rod (6), and the three movable blocks (9) located in the middle are all provided with through-hole structures with a diameter larger than the diameter of the bidirectional screw rod (6).

6. The spacing adjustment device for printing self-adhesive labels according to claim 1, characterized in that: The middle movable block (9) is welded and fixed to the guide rod (7), and the remaining plurality of movable blocks (9) are all slidably connected to the guide rod (7).

7. The spacing adjustment device for printing self-adhesive labels according to claim 1, characterized in that: The plurality of movable blocks (9) are always distributed at equal intervals along a straight line through a scissor-type telescopic assembly (8), and the movable blocks (9), the connecting columns (10) and the code printer (11) are arranged in a one-to-one correspondence.

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