Paper fixing device for photo machine

Abstract

The utility model relates to the technical field of photo machine paper pressing wheels, and discloses a paper fixing device for a photo machine, which comprises a photo machine paper pressing wheel rack, a mounting rack is arranged on the photo machine paper pressing wheel rack, two mounting grooves are formed in the mounting rack, mounting plates are movably mounted in the two mounting grooves, a wheel opening is formed in the mounting rack, and the mounting plates are movably mounted in the mounting grooves. A first screw adjusting mechanism for the two mounting plates is arranged in a wheel opening of the mounting frame, one ends of extension columns are fixedly mounted on the sides, away from each other, of the two mounting plates, and the other ends of the two extension columns movably extend out of the mounting frame and are fixedly provided with side blocks; the two mounting plates are synchronously driven to slide in the corresponding mounting grooves in the mounting frame and get away from each other by rotating and adjusting the rotating wheel on the first bidirectional screw rod, and then the two groups of extension columns and the side blocks are driven to get away from each other, so that the two side blocks positioned and inserted on the wheel shaft are separated, a new paper pressing wheel is conveniently and independently replaced, and the operation is simple, convenient and rapid.

Description

TECHNICAL FIELD

[0001] The utility model relates to a photo printer paper wheel technical field especially relates to a photo printer paper fixing device. BACKGROUND

[0002] The photo printer is used to spray various color patterns on special materials by a spray head, which is actually a large-format printer. In order to ensure that the paper does not deviate during the paper running process of the photo printer, multiple paper running pressure wheels are usually assembled on the photo printer to fix the paper, thereby reducing the deviation of the paper during the paper running process.

[0003] A photo printer paper fixing device (its authorized announcement number is CN213322270U) is currently available. The surface of the paper wheel of the photo printer with this structure will be worn after long-term use, which will weaken the friction and make it difficult to effectively grasp the paper. Therefore, the worn paper wheel needs to be replaced in time. However, the current photo printer paper wheel is usually of an integrated structure, which is inconvenient to disassemble and replace the paper wheel alone, and the operation is relatively inconvenient. Therefore, the utility model is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides a photo printer paper fixing device to solve the above problems.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A photo printer paper fixing device, comprising a photo printer paper wheel rack, an installation rack is arranged on the photo printer paper wheel rack, two installation grooves are arranged in the installation rack, two installation plates are movably installed in the two installation grooves, a wheel port is arranged on the installation rack, a first screw rod adjusting mechanism for the two installation plates is arranged in the wheel port of the installation rack, one end of an extension column is fixedly installed on the side of each of the two installation plates away from each other, the other end of each of the two extension columns movably extends to the outside of the installation rack and is fixedly installed with a side block, a positioning socket is arranged on the side of each of the two side blocks close to each other, the same wheel shaft is inserted and installed in the positioning sockets of the two side blocks, a sliding groove is arranged on the wheel shaft, a roller mechanism is arranged in the sliding groove, a round port is arranged on the inner wall of the positioning groove at one end of the wheel shaft, and a second screw rod adjusting mechanism for the roller mechanism is arranged in the round port of the wheel shaft.

[0007] Preferably, the first screw adjusting mechanism comprises a rotating wheel and a first bidirectional screw rod, the rotating wheel is rotatably arranged in the wheel opening of the mounting frame, the first bidirectional screw rod is fixedly arranged on the rotating wheel, and the two ends of the first bidirectional screw rod are respectively screwed through the corresponding mounting plates and rotatably arranged on the inner wall of the corresponding mounting groove.

[0008] Preferably, the roller mechanism comprises sliding sleeve blocks and half paper pressing wheel bodies, the two sliding sleeve blocks are movably arranged in the sliding grooves of the wheel shafts, and the outer surfaces of the two sliding sleeve blocks are fixedly provided with the half paper pressing wheel bodies.

[0009] Preferably, the two half paper pressing wheel bodies are translationally sleeved on the wheel shafts, and the two half paper pressing wheel bodies on the wheel shafts are arranged in a symmetrical mode.

[0010] Preferably, the two half paper pressing wheel bodies are translationally sleeved on the wheel shafts, and the two half paper pressing wheel bodies are arranged in a symmetrical mode.

[0011] Preferably, the second screw adjusting mechanism comprises a screw cap and a second bidirectional screw rod, the screw cap is rotatably arranged in the round opening of the inner wall of the positioning groove at one end of the wheel shaft, one side of the screw cap is fixedly provided with one end of the second bidirectional screw rod, and the other end of the second bidirectional screw rod is respectively screwed through the outer surfaces of the two sliding sleeve blocks and rotatably arranged on the inner wall of the sliding groove.

[0012] The beneficial effects of the present application are as follows: by rotating the rotating wheel on the first bidirectional screw rod, the two mounting plates are simultaneously driven to slide in the corresponding mounting grooves in the mounting frame and move away from each other, thereby driving the two groups of extension columns and side blocks to move away from each other, so that the two side blocks positioned and inserted on the wheel shaft are separated, thereby facilitating the replacement of a new paper pressing wheel, the operation is simple and fast, the paper pressing wheel of the photo printer can be replaced in time, the problem that a worn paper pressing wheel cannot effectively grab and fix paper during use is solved, and the paper pressing wheel of the photo printer is arranged in two parts, the length of the paper pressing wheel of the photo printer can be adjusted through the second screw adjusting mechanism and in cooperation with the plurality of first arc-shaped side wheel strips and the plurality of second arc-shaped side wheel strips, the contact area between the paper pressing wheel and the paper is larger when the wheel body of the paper pressing wheel is longer, the stability of the rolling, clamping and fixing of the paper is higher, the paper pressing wheel of the photo printer can be fixed according to the printing of paper of different sizes, and the practicability of the paper pressing wheel of the photo printer is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structure schematic view of the three-dimensional perspective of the present application.

[0014] Figure 2 It is the structure schematic view of the partial section of the utility model;

[0015] Figure 3 It is the structure schematic view of the partial section of the utility model Figure 2 It is the structure schematic view of the partial section of the utility model

[0016] Figure 4 It is the structure schematic view of the partial section of the utility model explosion angle.

[0017] In the figure: 1, photo machine press paper wheel machine frame; 2, mounting bracket; 3, mounting groove; 4, mounting plate; 5, wheel mouth; 6, runner; 7, first bidirectional screw rod; 8, extension column; 9, side block; 10, positioning socket; 11, wheel shaft; 12, sliding groove; 13, sliding sleeve block; 14, half press paper wheel body; 15, first arc-shaped side wheel strip; 16, second arc-shaped side wheel strip; 17, round mouth; 18, nut; 19, second bidirectional screw rod. DETAILED DESCRIPTION

[0018] 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, not 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 the utility model.

[0019] Referring to Figures 1-4 A paper fixing device for photo machine, including photo machine press paper wheel machine frame 1, photo machine press paper wheel machine frame 1 is provided with mounting bracket 2, two mounting grooves 3 are opened in mounting bracket 2, two mounting plates 4 are movably installed in two mounting grooves 3, wheel mouth 5 is opened in mounting bracket 2, first screw rod adjusting mechanism for two mounting plates 4 is arranged in wheel mouth 5 of mounting bracket 2, one end of extension column 8 is fixedly installed on the side of two mounting plates 4 away from each other, the other end of two extension columns 8 is movably extended to the outside of mounting bracket 2 and is fixedly installed with side block 9, positioning socket 10 is opened on the side of two side blocks 9 close to each other, same wheel shaft 11 is insertedly installed in positioning socket 10 of two side blocks 9, sliding groove 12 is opened in wheel shaft 11, roller mechanism is arranged in sliding groove 12, round mouth 17 is opened in the inner wall of positioning groove of one end of wheel shaft 11, second screw rod adjusting mechanism for roller mechanism is arranged in round mouth 17 of wheel shaft 11.

[0020] Further, the first screw adjusting mechanism comprises a rotating wheel 6 and a first bidirectional screw rod 7. The rotating wheel 6 is rotatably arranged in the wheel opening 5 of the mounting frame 2, and the first bidirectional screw rod 7 is fixedly arranged on the rotating wheel 6. The two ends of the first bidirectional screw rod 7 are respectively threaded through the corresponding mounting plates 4 and rotatably arranged on the inner wall of the corresponding mounting groove 3. This facilitates the position adjustment of the two mounting plates 4.

[0021] Further, the roller mechanism comprises two sliding sleeve blocks 13 and two half-pressing paper wheel bodies 14. The two sliding sleeve blocks 13 are movably arranged in the sliding groove 12 of the wheel shaft 11, and the outer surfaces of the two sliding sleeve blocks 13 are fixedly arranged with the two half-pressing paper wheel bodies 14.

[0022] Specifically, the two half-pressing paper wheel bodies 14 are translationally arranged on the wheel shaft 11, and the two half-pressing paper wheel bodies 14 on the wheel shaft 11 are symmetrically arranged. The two half-pressing paper wheel bodies 14 can fix the paper.

[0023] Specifically, the two half-pressing paper wheel bodies 14 are symmetrically arranged on the wheel shaft 11. The two half-pressing paper wheel bodies 14 are respectively fixedly arranged with a plurality of first arc-shaped side wheel strips 15 and a plurality of second arc-shaped side wheel strips 16 on the side close to each other. The plurality of first arc-shaped side wheel strips 15 and the plurality of second arc-shaped side wheel strips 16 are arranged in a staggered manner. This facilitates the length adjustment of the two half-pressing paper wheel bodies 14.

[0024] Specifically, the second screw adjusting mechanism comprises a screw cap 18 and a second bidirectional screw rod 19. The screw cap 18 is rotatably arranged in the round opening 17 of the positioning groove of one end of the wheel shaft 11. One side of the screw cap 18 is fixedly arranged with one end of the second bidirectional screw rod 19. The other end of the second bidirectional screw rod 19 is respectively threaded through the outer surfaces of the two sliding sleeve blocks 13 and rotatably arranged on the inner wall of the sliding groove 12. This facilitates the position adjustment of the two sliding sleeve blocks 13.

[0025] In use: when the need to replace the paper wheel of the photo printer, the staff by rotating the first two-way screw rod 7 on the steering wheel 6, synchronous belt drive two mounting plate 4 in the mounting frame 2 corresponding to the installation slot 3 in the sliding and each other away, and then drive two groups of extension column 8 and side block 9 away from each other, so that the positioning plug-in wheel shaft 11 on the two side block 9 off, so as to facilitate the replacement of the new paper wheel; at the same time, by using a screwdriver, one end of the screwdriver is inserted into the nut 18 on one end of the second two-way screw rod 19, and the screwing operation is carried out, and then the two sliding sleeve blocks 13 on the wheel shaft 11 are driven to move synchronously and approach each other in the sliding groove 12, and then the two half paper wheel bodies 14 sleeved on the wheel shaft 11 approach each other, and the plurality of first arc side wheel strips 15 and the plurality of second arc side wheel strips 16 on the side of the two half paper wheel bodies 14 approach each other and stagger together, so that the length of the wheel body of the paper wheel can be adjusted, the longer the wheel body of the paper wheel, the larger the contact area between the paper wheel and the paper, so that the stability of the rolling clamping and fixing of the paper is higher, so that the photo printer can be fixed according to the different sizes of the paper printed by the photo printer, and the practicability of the photo printer is improved.

[0026] It should be noted that in this document, the terms such as first and second are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0027] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application.

Claims

1. A paper fixing device for a photo printer, comprising a photo printer paper wheel frame (1), characterized in that, The photo machine pressure wheel rack (1) is provided with a mounting frame (2), two installation grooves (3) are formed in the mounting frame (2), two installation plates (4) are movably installed in the two installation grooves (3), a wheel opening (5) is formed in the mounting frame (2), a first screw adjusting mechanism for the two installation plates (4) is arranged in the wheel opening (5) of the mounting frame (2), one end of an extension column (8) is fixedly installed on the side of each of the two installation plates (4) away from each other, the other end of the two extension columns (8) is movably extended out of the mounting frame (2) and is fixedly installed with a side block (9), a positioning socket (10) is formed on the side of each of the two side blocks (9) close to each other, the same wheel shaft (11) is insertedly installed in the positioning socket (10) of the two side blocks (9), a sliding groove (12) is formed in the wheel shaft (11), a roller mechanism is arranged in the sliding groove (12), a round opening (17) is formed in the inner wall of the positioning groove at one end of the wheel shaft (11), and a second screw adjusting mechanism for the roller mechanism is arranged in the round opening (17) of the wheel shaft (11).

2. The paper fixing device for a photo printer according to claim 1, wherein The first screw adjusting mechanism comprises a rotating wheel (6) and a first bidirectional screw rod (7), the rotating wheel (6) is rotatably arranged in the wheel opening (5) of the mounting frame (2), the first bidirectional screw rod (7) is fixedly installed on the rotating wheel (6), and the two ends of the first bidirectional screw rod (7) are respectively threaded through the corresponding installation plate (4) and rotatably installed on the inner wall of the corresponding installation groove (3).

3. The paper fixing device for a photo printer according to claim 1, wherein The roller mechanism comprises a sliding sleeve block (13) and a half pressure wheel body (14), two sliding sleeve blocks (13) are movably installed in the sliding groove (12) of the wheel shaft (11), and the outer surfaces of the two sliding sleeve blocks (13) are fixedly installed with the half pressure wheel bodies (14).

4. The paper fixing device for a photo printer according to claim 3, wherein The two half pressure wheel bodies (14) are translationally sleeved on the wheel shaft (11), and the two half pressure wheel bodies (14) on the wheel shaft (11) are symmetrically arranged.

5. The paper fixing device for a photo printer according to claim 4, wherein A plurality of first arc-shaped side wheel strips (15) and a plurality of second arc-shaped side wheel strips (16) are fixedly installed on the side of each of the two half pressure wheel bodies (14) close to each other, and the plurality of first arc-shaped side wheel strips (15) and the plurality of second arc-shaped side wheel strips (16) are arranged in an interlaced manner.

6. The paper fixing device for a photo printer according to claim 3, wherein The second screw adjusting mechanism comprises a nut (18) and a second bidirectional screw rod (19), the nut (18) is rotatably arranged in the round opening (17) of the positioning groove at one end of the wheel shaft (11), one end of the second bidirectional screw rod (19) is fixedly installed on the side of the nut (18), and the other end of the second bidirectional screw rod (19) is threaded through the outer surfaces of the two sliding sleeve blocks (13) and rotatably installed on the inner wall of the sliding groove (12).

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