Paper delivery limiting device of label printing machine

Abstract

The utility model discloses a paper delivery limiting device of a label printing machine, and relates to the technical field of label printing machines. The paper delivery limiting device of the label printing machine comprises a bottom plate, and a limiting mechanism and a placing mechanism are arranged above the bottom plate; the limiting mechanism and the placing mechanism are arranged in parallel; the limiting mechanism comprises a limiting part and a control part; the limiting part comprises two limiting frames, two extrusion frames and a fixing frame, and the technical effects are that a double-shaft threaded rod in the limiting mechanism is matched with a control block, so that the distance between the two limiting frames can be flexibly adjusted, printing paper with different widths is adapted, and paper deviation is avoided; the distance between the two extrusion frames and the two fixing frames can be adjusted through nuts, threaded rods and lifting plates, the paper pressing device is suitable for paper with different thicknesses, and loosening and clamping stagnation are prevented; the two limiting rollers assist in supporting and guiding, paper friction is reduced, stable supporting is achieved through cooperation of the supporting rollers, stable conveying of paper is guaranteed, drooping is avoided, and the printing quality is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to label printing machine technical field, concretely is a label printing machine paper output limiting device. BACKGROUND

[0002] The trademark printing machine is also called the non - dry adhesive printing machine, is the equipment of printing label, trademark, and label printing and label equipment manufacturing absorb the long of various printing, post - printing technology, gradually formed the relatively independent system to adapt to the diversification development of label application field, needs to carry out the conveyance to the paper in the label printing process,

[0003] The existing label printing machine paper output device is mostly to the upper and lower surfaces of the label paper during paper output, along with the diversification of the market demand for label, the specification of label changes unceasingly, especially the difference of label paper thickness is big, in the paper output process, it can lead to the paper offset, wrinkle and other problems, influence printing quality and production efficiency, therefore, a label printing machine paper output limiting device is provided. UTILITY MODEL CONTENT

[0004] (I) the technical problem solved

[0005] In view of the deficiencies of prior art, the utility model provides a label printing machine paper output limiting device, solves the problem that the difference of label paper thickness is big, in the paper output process, it can lead to the paper offset, wrinkle and other problems, influence printing quality and production efficiency.

[0006] (II) technical scheme

[0007] In order to realize the above object, the utility model is realized through the following technical scheme: including bottom plate, the bottom plate top is provided with limiting mechanism and placing mechanism;

[0008] The limiting mechanism and placing mechanism are parallelly arranged;

[0009] The limiting mechanism includes limiting part and control part;

[0010] The limiting part includes two limiting racks, two extrusion frames and fixed frame, and the control part includes threaded rod and two lifting frames;

[0011] The bottom plate top is fixedly provided with fixed frame, two The limiting racks are located in the inboard of fixed frame, and the bottom surface of two The limiting racks is slidably connected with the top surface of bottom plate, the inboard surface of two The limiting racks is slidably connected with the outer wall of two extrusion frames respectively, the inboard bottom surface of two The limiting racks is fixedly connected with the bottom surface of two fixed frames respectively, two The extrusion frames are located above two fixed frames respectively, and the bottom surface of two The lifting frames is slidably penetrated through the top surface of two limiting racks and extends to the inboard of two limiting racks respectively, and the bottom surface of two The lifting frames is fixedly connected with the top surface of two extrusion frames respectively.

[0012] Preferably, the placing mechanism comprises a placing frame, two rotating rods are rotatably arranged on the inner side of the placing frame through two bearing seats, a raw material roller is arranged between the two rotating rods, two connecting grooves are formed in the outer walls of the two rotating rods respectively, two connecting blocks are fixedly arranged on the outer wall of the raw material roller respectively, and the outer walls of the two connecting blocks are slidably connected with the inner walls of the two connecting grooves respectively.

[0013] Preferably, the inner side of each of the two lifting frames is slidably provided with a lifting plate, the outer wall of the lifting plate is slidably connected with the inner side of the fixing frame, the bottom surface of the threaded rod extends to the inner side of the fixing frame through the top surface of the fixing frame, the bottom surface of the threaded rod is fixedly connected with the top surface of the lifting plate, the top surface of the fixing frame is rotatably provided with a nut through a bearing seat two, and the inner side of the nut is threadedly connected with the outer wall of the threaded rod.

[0014] Preferably, the inner sides of the two extrusion frames and the two fixing frames are respectively provided with two groups of limiting rollers, and the outer walls of the two groups of limiting rollers are rotatably connected with the inner sides of the two extrusion frames and the two fixing frames through two groups of bearing seats three.

[0015] Preferably, the inner side of the bottom plate is rotatably provided with a double-shaft threaded rod through a bearing seat four, the outer wall of the double-shaft threaded rod is threadedly sleeved with two control blocks respectively, the top surfaces of the two control blocks are fixedly connected with the bottom surface of the limiting frame respectively, and the outer walls of the two control blocks are slidably connected with the inner side of the bottom plate.

[0016] Preferably, the top surface of the bottom plate is fixedly provided with a mounting frame, and the inner side of the mounting frame is rotatably provided with a supporting roller through two bearing seats five.

[0017] Preferably, the outer walls of the two rotating rods are slidably sleeved with two reinforcing rings, the outer walls of the two rotating rods are provided with two extrusion grooves, and the outer walls of the two reinforcing rings are threadedly provided with two extrusion screws extending to the inner walls of the two extrusion grooves.

[0018] (Three) beneficial effects

[0019] The label printing machine paper output limiting device has the following beneficial effects:

[0020] The double-shaft threaded rod of the limiting mechanism can be flexibly adjusted in cooperation with the control block to adapt to different width printing paper and avoid paper deviation; the nut, the threaded rod and the lifting plate can adjust the distance between the two extrusion frames and the two fixing frames to adapt to different thickness paper and prevent loose jamming; the two groups of limiting rollers assist in supporting and guiding to reduce paper friction, cooperate with the supporting roller to stably support, guarantee smooth paper conveying, avoid sagging, and effectively improve the printing quality, production efficiency and process stability.

[0021] The slide connection design of the connecting block of the raw material roller, the rotating rod and the rotating rod connecting groove of the placement mechanism makes the raw material roller easy to install, saves installation time and labor cost, and the added reinforcing ring cooperates with the extrusion screw rod to be fixed after manually adjusting the reinforcing ring and the connecting block to be in close contact, so that the raw material roller can be firmly fixed, paper loosening during printing is avoided, and stable paper conveying is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a schematic structural view of the whole of the utility model;

[0023] Figure 2 It is a schematic structural view of the limiting mechanism;

[0024] Figure 3 It is a schematic structural view of the inside of the fixed frame in the limiting mechanism;

[0025] Figure 4 It is a schematic structural view of the inside of the limiting frame in the limiting mechanism;

[0026] Figure 5 It is a schematic structural view of the placement mechanism;

[0027] Figure 6 It is a schematic structural view of the utility model Figure 5 in the enlarged A area.

[0028] In the figure: 1, bottom plate; 2, limiting mechanism; 21, fixed frame; 22, limiting frame; 23, extrusion frame; 24, fixed frame; 25, supporting roller; 26, mounting frame; 27, threaded rod; 28, nut; 29, lifting plate; 210, lifting frame; 211, limiting roller; 212, control block; 213, double-shaft threaded rod; 3, placement mechanism; 31, placement frame; 32, raw material roller; 33, reinforcing ring; 34, connecting block; 35, rotating rod; 36, extrusion screw rod. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0030] Please refer to Figures 1-6 The utility model provides a technical scheme: including bottom plate 1, bottom plate 1 top is provided with limiting mechanism 2 and placement mechanism 3;

[0031] The limiting mechanism 2 is arranged in parallel with the placing mechanism 3;

[0032] The limiting mechanism 2 comprises a limiting part and a control part;

[0033] The limiting part comprises two limiting frames 22, two extrusion frames 23 and a fixed frame 24, and the control part comprises a threaded rod 27 and two lifting frames 210;

[0034] A fixed frame 21 is fixedly arranged on the top surface of the bottom plate 1, the two limiting frames 22 are located inside the fixed frame 21, the bottom surfaces of the two limiting frames 22 are in sliding connection with the top surface of the bottom plate 1, the inner side surfaces of the two limiting frames 22 are in sliding connection with the outer walls of the two extrusion frames 23, the inner bottom surfaces of the two limiting frames 22 are fixedly connected with the bottom surfaces of the two fixed frames 24, the two extrusion frames 23 are located above the two fixed frames 24, the bottom surfaces of the two lifting frames 210 extend to the inner side of the two limiting frames 22 by sliding through the top surfaces of the two limiting frames 22, the bottom surfaces of the two lifting frames 210 are fixedly connected with the top surfaces of the two extrusion frames 23, the inner side surfaces of the two lifting frames 210 are slidingly provided with lifting plates 29, the outer walls of the lifting plates 29 are in sliding connection with the inner side surface of the fixed frame 21, the bottom surface of the threaded rod 27 extends to the inner side of the fixed frame 21 by penetrating through the top surface of the fixed frame 21, the bottom surface of the threaded rod 27 is fixedly connected with the top surface of the lifting plate 29, the top surface of the fixed frame 21 is rotationally provided with a nut 28 through a bearing seat two, the inner side surface of the nut 28 is in threaded connection with the outer wall of the threaded rod 27, the inner side surfaces of the two extrusion frames 23 and the two fixed frames 24 are respectively provided with two sets of limiting rollers 211, the outer walls of the two sets of limiting rollers 211 are respectively rotationally connected with the inner side surfaces of the two extrusion frames 23 and the two fixed frames 24 through two sets of bearing seats three, the inner side surface of the bottom plate 1 is rotationally provided with a double-shaft threaded rod 213 through a bearing seat four, the outer wall of the double-shaft threaded rod 213 is respectively threadedly sleeved with two control blocks 212, the top surfaces of the two control blocks 212 are respectively fixedly connected with the bottom surfaces of the limiting frames 22, the outer walls of the two control blocks 212 are in sliding connection with the inner side surface of the bottom plate 1, the top surface of the bottom plate 1 is fixedly provided with a mounting frame 26, and the inner side surface of the mounting frame 26 is rotationally provided with support rollers 25 through two bearing seats five;

[0035] The placing mechanism 3 comprises a placing frame 31, the inner side surface of the placing frame 31 is rotationally provided with two rotating rods 35 through two bearing seats one, a raw material roller 32 is arranged between the two rotating rods 35, the outer walls of the two rotating rods 35 are respectively provided with two connecting grooves, the outer walls of the raw material roller 32 are respectively fixedly provided with two connecting blocks 34, the outer walls of the two connecting blocks 34 are in sliding connection with the inner walls of the two connecting grooves, the outer walls of the two rotating rods 35 are slidingly sleeved with two reinforcing rings 33, the outer walls of the two rotating rods 35 are provided with two extrusion grooves, and the outer walls of the two reinforcing rings 33 are threadedly penetrated by two extrusion screws 36 extending to the inner walls of the two extrusion grooves.

[0036] In use, first, the raw material roller 32 is installed inside the rack 31, and the two connecting blocks 34 are placed in the two connecting grooves, then the reinforcing ring 33 is moved manually, so that the inner side of the reinforcing ring 33 is in contact with the connecting block 34 inside the rotating rod 35, then the extrusion screw 36 is rotated manually, and the raw material roller 32 is fixed after the extrusion screw 36 is rotated;

[0037] After the fixing is completed, the printed paper above the raw material roller 32 is placed between the support roller 25 and the two limiting frames 22, the double-shaft threaded rod 213 is rotated manually, and the distance between the two limiting frames 22 is adjusted by the two control blocks 212, so that it is adapted to the width of the printed paper, and then the distance between the two extrusion frames 23 and the two fixed frames 24 is adjusted, the nut 28 is rotated manually, and the lifting plate 29 moves up and down by the threaded rod 27, and the two lifting frames 210 move synchronously when the lifting plate 29 moves up and down, and the two extrusion frames 23 move synchronously when the two lifting frames 210 move, so that the distance between the two extrusion frames 23 and the two fixed frames 24 is adjusted, and the thickness of the printed paper is adapted when the distance between the two extrusion frames 23 and the two fixed frames 24 is adjusted.

[0038] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or action from another entity or action, without necessarily requiring or implying that there is any such actual relationship or order between these entities or actions. Moreover, the terms "comprises", "comprising", or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus that includes a list of elements does not only include those elements, but also includes other elements not explicitly listed, or further includes elements inherent in such a process, method, article, or apparatus. Without more limitations, the element defined by the statement "comprises a" does not exclude the presence of additional identical elements in the process, method, article, or apparatus that includes the element.

[0039] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A label printer paper output limiting device comprising a base plate (1), characterized in that: The bottom plate (1) is provided with a limiting mechanism (2) and a placing mechanism (3) above. The limiting mechanism (2) and the placing mechanism (3) are arranged in parallel. The limiting mechanism (2) comprises a limiting part and a control part. The limiting part comprises two limiting frames (22), two extrusion frames (23) and a fixed frame (24), and the control part comprises a threaded rod (27) and two lifting frames (210). The top surface of the bottom plate (1) is fixedly provided with a fixed frame (21), the two limiting frames (22) are located inside the fixed frame (21), the bottom surfaces of the two limiting frames (22) are slidably connected to the top surface of the bottom plate (1), the inner side surfaces of the two limiting frames (22) are slidably connected to the outer walls of the two extrusion frames (23), the inner bottom surfaces of the two limiting frames (22) are fixedly connected to the bottom surfaces of the two fixed frames (24), the two extrusion frames (23) are located above the two fixed frames (24), and the bottom surfaces of the two lifting frames (210) extend to the inner side of the two limiting frames (22) by sliding through the top surfaces of the two limiting frames (22), and the bottom surfaces of the two lifting frames (210) are fixedly connected to the top surfaces of the two extrusion frames (23).

2. The label printer paper limiting device according to claim 1, wherein: The placing mechanism (3) comprises a placing frame (31), the inner side surface of the placing frame (31) is rotatably provided with two rotating rods (35) through two bearing seats one, a raw material roller (32) is arranged between the two rotating rods (35), two connecting grooves are formed in the outer walls of the two rotating rods (35), respectively, two connecting blocks (34) are fixedly arranged on the outer wall of the raw material roller (32), and the outer walls of the two connecting blocks (34) are slidably connected to the inner walls of the two connecting grooves.

3. The label printer paper limiting device according to claim 1, wherein: The inner side surfaces of the two lifting frames (210) are slidably provided with lifting plates (29), the outer wall of the lifting plate (29) is slidably connected to the inner side surface of the fixed frame (21), the bottom surface of the threaded rod (27) extends to the inner side of the fixed frame (21) by penetrating through the top surface of the fixed frame (21), the bottom surface of the threaded rod (27) is fixedly connected to the top surface of the lifting plate (29), the top surface of the fixed frame (21) is rotatably provided with a nut (28) through a bearing seat two, and the inner side surface of the nut (28) is threadedly connected to the outer wall of the threaded rod (27).

4. The label printer paper limiting device of claim 1, wherein: The inner side surfaces of the two extrusion frames (23) and the two fixed frames (24) are respectively provided with two groups of limiting rollers (211), the outer walls of the two groups of limiting rollers (211) are rotatably connected to the inner side surfaces of the two extrusion frames (23) and the two fixed frames (24) through two groups of bearing seats three.

5. The label printer paper limiting device of claim 1, wherein: The inner side surface of the bottom plate (1) is rotatably provided with a double-shaft threaded rod (213) through a bearing seat four, the outer wall of the double-shaft threaded rod (213) is threadedly sleeved with two control blocks (212), the top surfaces of the two control blocks (212) are fixedly connected to the bottom surfaces of the limiting frames (22), and the outer walls of the two control blocks (212) are slidably connected to the inner side surface of the bottom plate (1).

6. The label printer paper limiting device of claim 1, wherein: The top surface of the bottom plate (1) is fixedly provided with a mounting frame (26), and the inner side surface of the mounting frame (26) is rotatably provided with a supporting roller (25) through two bearing seats five.

7. The label printer paper limiting device of claim 2, wherein: Two reinforcing rings (33) are slidably sleeved on the outer walls of the two rotating rods (35), two extrusion grooves are formed in the outer walls of the two rotating rods (35), and two extrusion screws (36) are threadedly penetrated through the outer walls of the two reinforcing rings (33) and extend to the inner walls of the two extrusion grooves.

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