Flexible printing plate convenient to replace

Abstract

The utility model discloses a flexible printing plate convenient to replace, which relates to the technical field of flexible printing plates and comprises a rack, a rotating shaft is rotatably mounted on one side of the rack, a driving motor is fixedly mounted on one side of the rack, the output end of the driving motor is fixedly connected with the rotating shaft, an installation sleeve is fixedly mounted on the other side of the rack, and the output end of the installation sleeve is fixedly connected with the rotating shaft. A screw rod is movably inserted into one end of the mounting sleeve in a penetrating mode, a printing roller is detachably installed between the screw rod and the rotating shaft, a user rotates the transmission rod, the transmission rod drives the meshing gear to rotate through the transmission gear, the meshing gear drives the adjusting screw sleeve to rotate, and on the premise that the inserting groove is matched with the inserting strip, the printing roller is arranged on the printing roller. And a screw rod can move towards the interior of a mounting sleeve along with rotation of an adjusting screw sleeve under the action of threads, so that the screw rod can drive a mounting plate on one side to move, a mounting shaft can be pulled out from the interior of a mounting groove, and the printing roller is convenient to replace.

Description

Technical Field

[0001] The utility model belongs to the technical field of flexographic printing plate making, in particular to a flexographic printing plate making which is convenient to replace. Background Art

[0002] Flexographic printing is a type of relief printing process that uses a flexible printing plate to transfer ink through an anilox roller. In the plate-making process, you first need to make a soft, bendable, and elastic flexible printing plate with raised image parts and recessed non-image parts. Then, through a specific plate-making technology, the image and text information of the original is accurately transferred to the flexible printing plate;

[0003] During use of existing flexographic printing equipment, the flexible printing plate needs to be adhered to the printing roller. However, the mounting shafts on both sides of the printing roller of the existing flexographic printing equipment are fixed inside the frame. When the flexible printing plate needs to be adhered to the printing roller, it is very inconvenient to disassemble and replace the printing roller, which seriously reduces the working effect and the installation efficiency of the flexible printing plate.

[0004] Therefore, the existing flexographic printing plate making method which is easy to replace cannot meet the needs in actual use, so there is an urgent need for improved technology in the market to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a flexographic printing plate that is convenient to replace, so as to solve the problems raised in the background technology.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model discloses a flexographic printing plate making device which is convenient to replace, comprising a frame, a rotating shaft is rotatably installed on one side of the frame, a driving motor is fixedly installed on one side of the frame, the output end of the driving motor is fixedly connected to the rotating shaft, a mounting sleeve is fixedly installed on the other side of the frame, a screw rod is movably inserted into one end of the mounting sleeve, an adjusting structure is arranged between the screw rod and the mounting sleeve, and a printing roller is detachably installed between the screw rod and the rotating shaft.

[0008] Preferably, a mounting plate is installed at the opposite end of the screw and the rotating shaft, the screw is rotatably connected to the mounting plate, the rotating shaft is fixedly connected to the mounting plate, a mounting shaft is fixedly installed on one side of the mounting plate, and the mounting shaft is movably inserted into one end of the printing roller.

[0009] Preferably, both ends of the printing roller are provided with mounting grooves, the mounting shaft is movably inserted into the mounting groove, both sides of the inner wall of the mounting shaft are provided with slots, and both sides of the inner wall of the mounting groove are provided with inserts matching the slots.

[0010] Preferably, the adjustment structure comprises an adjusting screw sleeve, the adjusting screw sleeve is rotatably mounted on one side inside the frame, the adjusting screw sleeve is movably sleeved on the surface of the screw rod, and the screw rod is threadedly connected to the adjusting screw sleeve.

[0011] Preferably, connecting strips are provided on both sides of the inner wall of the installation sleeve, connecting grooves are provided on both sides of the surface of the screw, and the connecting strips are movably inserted into the connecting grooves.

[0012] Preferably, an engaging gear is provided on the outer side of the adjusting screw sleeve, a transmission rod is movably inserted into one side of the frame, a transmission gear is installed on one end of the transmission rod, the transmission gear is meshed with the engaging gear, and a limiting structure is provided on one side of the transmission gear.

[0013] Preferably, the limiting structure includes a fixed block, which is fixedly mounted on one side of the inner wall of the frame, an adjusting rod is movably inserted into the surface of the fixed block, a fixing tooth block is fixedly mounted on the lower end of the adjusting rod, the fixing tooth block is clamped with the transmission gear, and the surface of the adjusting rod is sleeved with a fixing spring connected to the fixing tooth block and the fixed block.

[0014] Preferably, an adjusting slot is provided on one side of the frame, and a moving rod is passed through the adjusting slot, one end of the moving rod is fixedly connected to the adjusting rod, a sliding seat is slidably mounted on one side of the frame, and the sliding seat is connected to the moving rod, a movable slot is provided inside one end of the transmission rod, one end of the movable slot is provided with a through hole, sliding blocks are provided on both sides of the inner wall of the through hole, a connecting rod is passed through the through hole, sliding grooves matching the sliding blocks are provided on both sides of the surface of the connecting rod, a movable block is fixedly mounted on one end of the connecting rod, a return spring is sleeved on the surface of the connecting rod, an adjusting sleeve is installed on the other end of the connecting rod, the adjusting sleeve movably sleeved on one end of the transmission rod, a connecting ring is rotatably mounted on the outer side of the adjusting sleeve, a movable connecting rod is movably mounted on the surface of the connecting ring, and one end of the movable connecting rod is movably connected to the sliding seat.

[0015] The utility model has the following beneficial effects:

[0016] The utility model discloses that a user rotates a transmission rod, and the transmission rod drives the meshing gear to rotate through the transmission gear, and the meshing gear drives the adjusting screw sleeve to rotate. Under the premise of the cooperation between the slot and the inserting strip, the screw rod can move toward the inside of the installation sleeve as the adjusting screw sleeve rotates under the action of the thread, so that the screw rod can drive the installation plate on one side to move, and the installation shaft can be drawn out from the inside of the installation slot, so that the printing roller can be replaced easily.

[0017] In this embodiment, the locking spring supports the locking tooth block so that the locking tooth block can be engaged with the transmission gear, making the transmission gear unable to rotate. It can indirectly limit the adjusting screw sleeve to prevent the adjusting screw sleeve from rotating, affecting the use of the screw rod and affecting the installation of the printing roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the side structure of the device of the utility model;

[0020] Figure 3 It is a schematic diagram of the side structure of the rotating shaft installation position in the device of the utility model;

[0021] Figure 4 It is a side structural diagram of the installation position of the adjusting screw sleeve in the device of the utility model;

[0022] Figure 5 It is a half-section structural schematic diagram of the printing roller installation position in the device of the utility model;

[0023] Figure 6 For this utility model Figure 5 Enlarged structural diagram at A in the middle.

[0024] Explanation of the reference numerals: 100, frame; 200, driving motor; 210, rotating shaft; 300, printing roller; 310, mounting groove; 311, insert; 400, adjusting screw sleeve; 401, screw rod; 402, mounting sleeve; 403, meshing gear; 410, transmission gear; 411, transmission rod; 412, movable groove; 420, adjusting sleeve; 421, connecting rod; 422, movable block; 423, reset spring; 424, connecting ring; 430, fixing block; 431, locking tooth block; 432, locking spring; 433, adjusting rod; 434, moving rod; 435, movable connecting rod; 436, sliding seat; 500, mounting plate; 510, mounting shaft; 511, slot. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0026] like Figures 1 to 4As shown, the present embodiment provides a conveniently replaceable flexographic platemaking, comprising a frame 100, a rotating shaft 210 is rotatably mounted on one side of the frame 100, a driving motor 200 is fixedly mounted on one side of the frame 100, an output end of the driving motor 200 is fixedly connected to the rotating shaft 210, a mounting sleeve 402 is fixedly mounted on the other side of the frame 100, a screw 401 is movably inserted into one end of the mounting sleeve 402, an adjusting structure is provided between the screw 401 and the mounting sleeve 402, and a printing roller 300 is detachably mounted between the screw 401 and the rotating shaft 210.

[0027] The screw rod 401 and the rotating shaft 210 have mounting plates 500 installed at opposite ends. The screw rod 401 is rotatably connected to the mounting plate 500. The rotating shaft 210 is fixedly connected to the mounting plate 500. A mounting shaft 510 is fixedly installed on one side of the mounting plate 500. The mounting shaft 510 is movably inserted into one end of the printing roller 300. Both ends of the printing roller 300 are provided with mounting grooves 310. The mounting shaft 510 is movably inserted into the interior of the mounting groove 310. Slots 511 are provided on both sides of the inner wall of the mounting shaft 510. Insert strips 311 matching the slots 511 are provided on both sides of the inner wall of the mounting groove 310. The adjustment structure includes An adjusting screw sleeve 400, wherein the adjusting screw sleeve 400 is rotatably mounted on one side of the interior of the frame 100, wherein the adjusting screw sleeve 400 is movably sleeved on the surface of a screw rod 401, wherein the screw rod 401 is threadedly connected to the adjusting screw sleeve 400, wherein connecting strips are provided on both sides of the inner wall of the mounting sleeve 402, wherein connecting grooves are provided on both sides of the surface of the screw rod 401, wherein the connecting strips are movably inserted into the interior of the connecting grooves, wherein an engaging gear 403 is provided on the outer side of the adjusting screw sleeve 400, wherein a transmission rod 411 is movably inserted into one side of the frame 100, wherein a transmission gear 410 is installed at one end of the transmission rod 411, wherein the transmission gear 410 is meshed with the engaging gear 403;

[0028] In this embodiment, the user rotates the transmission rod 411, and the transmission rod 411 drives the meshing gear 403 to rotate through the transmission gear 410, and the meshing gear 403 drives the adjusting screw sleeve 400 to rotate. Under the premise of the cooperation between the slot 511 and the insert strip 311, the screw rod 401 can move toward the inside of the mounting sleeve 402 as the adjusting screw sleeve 400 rotates under the action of the thread, so that the screw rod 401 can drive the mounting plate 500 on one side to move, and the mounting shaft 510 can be pulled out from the inside of the mounting groove 310, so as to facilitate the replacement of the printing roller 300.

[0029] like Figure 5 and Figure 6As shown, the embodiment provides a flexographic plate making device that is easy to replace. A limiting structure is provided on one side of the transmission gear 410. The limiting structure includes a fixing block 430. The fixing block 430 is fixedly installed on one side of the inner wall of the frame 100. An adjusting rod 433 is movably inserted on the surface of the fixing block 430. A fixing tooth block 431 is fixedly installed on the lower end of the adjusting rod 433. The fixing tooth block 431 is clamped with the transmission gear 410. A fixing spring 432 connected with the fixing tooth block 431 and the fixing block 430 is sleeved on the surface of the adjusting rod 433.

[0030] In this embodiment, the locking spring 432 supports the locking tooth block 431, so that the locking tooth block 431 can be engaged with the transmission gear 410, so that the transmission gear 410 cannot rotate, and indirectly limit the adjusting screw sleeve 400 to prevent the adjusting screw sleeve 400 from rotating, affecting the use of the screw 401 and affecting the installation of the printing roller 300.

[0031] like Figure 5 and Figure 6 As shown, the embodiment provides a flexographic plate making device which is convenient to replace, wherein an adjustment slot is provided on one side of the frame 100, a moving rod 434 is passed through the adjusting slot, one end of the moving rod 434 is fixedly connected to the adjustment rod 433, a sliding seat 436 is slidably installed on one side of the frame 100, the sliding seat 436 is connected to the moving rod 434, a movable slot 412 is provided on one end of the transmission rod 411, a through hole is provided on one end of the movable slot 412, sliders are provided on both sides of the inner wall of the through hole, a connecting rod 436 is passed through the through hole 21, both sides of the surface of the connecting rod 421 are provided with sliding grooves that match the slider, one end of the connecting rod 421 is fixedly installed with a movable block 422, the surface of the connecting rod 421 is sleeved with a return spring 423, the other end of the connecting rod 421 is installed with an adjustment sleeve 420, the adjustment sleeve 420 is movably sleeved on one end of the transmission rod 411, the outer side of the adjustment sleeve 420 is rotatably installed with a connecting ring 424, the surface of the connecting ring 424 is movably installed with a movable connecting rod 435, one end of the movable connecting rod 435 is movably connected with a sliding seat 436;

[0032] In this embodiment, when the user rotates the transmission rod 411, the user pushes the adjusting sleeve 420, and the adjusting sleeve 420 moves along the transmission rod 411. The adjusting sleeve 420 drives the movable block 422 to move through the connecting rod 421, and stretches the reset spring 423. When the adjusting sleeve 420 moves, it drives the connecting ring 424 to move, and the connecting ring 424 drives one end of the movable connecting rod 435 to move. The movable connecting rod 435 drives the sliding seat 436 to move, and the sliding seat 436 drives the adjusting rod 433 to move through the moving rod 434. The adjusting rod 433 drives the fixed tooth block 431 to move upward and disengage from the transmission gear 410. The user rotates the adjusting sleeve 420, and the adjusting sleeve 420 can drive the transmission rod 411 to rotate through the slider and the slide groove, thereby adjusting the adjusting screw sleeve 400.

[0033] The above are only preferred embodiments of the present utility model and do not limit the present utility model. Any modification to the technical solutions recorded in the aforementioned embodiments and any equivalent replacement of some of the technical features therein, as well as any modification, equivalent replacement and improvement made, are within the protection scope of the present utility model.

Claims

1. A flexographic printing plate making machine that is easy to replace, comprising a frame (100), characterized in that: A rotating shaft (210) is rotatably mounted on one side of the frame (100), a driving motor (200) is fixedly mounted on one side of the frame (100), an output end of the driving motor (200) is fixedly connected to the rotating shaft (210), a mounting sleeve (402) is fixedly mounted on the other side of the frame (100), a screw rod (401) is movably inserted into one end of the mounting sleeve (402), an adjustment structure is provided between the screw rod (401) and the mounting sleeve (402), and a printing roller (300) is detachably mounted between the screw rod (401) and the rotating shaft (210).

2. The flexographic printing plate making method that is easy to replace according to claim 1 is characterized in that: A mounting plate (500) is installed at one end opposite to the screw rod (401) and the rotating shaft (210); the screw rod (401) is rotatably connected to the mounting plate (500); the rotating shaft (210) is fixedly connected to the mounting plate (500); a mounting shaft (510) is fixedly installed on one side of the mounting plate (500); and the mounting shaft (510) is movably inserted into one end of the printing roller (300).

3. The flexographic printing plate making method that is easy to replace according to claim 2 is characterized in that: Both ends of the printing roller (300) are provided with mounting grooves (310), the mounting shaft (510) is movably inserted into the mounting groove (310), both sides of the inner wall of the mounting shaft (510) are provided with slots (511), and both sides of the inner wall of the mounting groove (310) are provided with inserting strips (311) that match the slots (511).

4. The flexographic printing plate making method that is easy to replace according to claim 1 is characterized in that: The adjusting structure comprises an adjusting screw sleeve (400), wherein the adjusting screw sleeve (400) is rotatably mounted on one side of the inside of the frame (100), the adjusting screw sleeve (400) is movably sleeved on the surface of a screw rod (401), and the screw rod (401) is threadedly connected to the adjusting screw sleeve (400).

5. The flexographic plate making method that is easy to replace according to claim 4 is characterized in that: Connecting strips are provided on both sides of the inner wall of the installation sleeve (402), connecting grooves are provided on both sides of the surface of the screw rod (401), and the connecting strips are movably inserted into the interior of the connecting grooves.

6. The flexographic printing plate making method that is easy to replace according to claim 5, characterized in that: An engaging gear (403) is arranged on the outside of the adjusting screw sleeve (400), a transmission rod (411) is movably inserted into one side of the frame (100), a transmission gear (410) is installed at one end of the transmission rod (411), the transmission gear (410) is meshed with the engaging gear (403), and a limiting structure is arranged on one side of the transmission gear (410).

7. The flexographic printing plate making method that is easy to replace according to claim 6 is characterized in that: The limiting structure comprises a fixed block (430), the fixed block (430) being fixedly mounted on one side of the inner wall of the frame (100), an adjusting rod (433) being movably inserted through the surface of the fixed block (430), a locking tooth block (431) being fixedly mounted on the lower end of the adjusting rod (433), the locking tooth block (431) being locked with the transmission gear (410), and a locking spring (432) being connected to the locking tooth block (431) and the fixed block (430) being sleeved on the surface of the adjusting rod (433).

8. The flexographic printing plate making method that is easy to replace according to claim 7, characterized in that: An adjustment slot is provided on one side of the frame (100), a moving rod (434) is passed through the adjustment slot, one end of the moving rod (434) is fixedly connected to the adjustment rod (433), a sliding seat (436) is slidably mounted on one side of the frame (100), the sliding seat (436) is connected to the moving rod (434), a movable slot (412) is provided on one end of the transmission rod (411), a through hole is provided on one end of the movable slot (412), sliding blocks are provided on both sides of the inner wall of the through hole, a connecting rod (421) is passed through the through hole, and the connecting rod (421) is provided on the surface Both sides of the surface are provided with sliding grooves that match the slider, one end of the connecting rod (421) is fixedly installed with a movable block (422), the surface of the connecting rod (421) is sleeved with a return spring (423), the other end of the connecting rod (421) is installed with an adjustment sleeve (420), the adjustment sleeve (420) is movably sleeved on one end of the transmission rod (411), the outer side of the adjustment sleeve (420) is rotatably installed with a connecting ring (424), the surface of the connecting ring (424) is movably installed with a movable connecting rod (435), and one end of the movable connecting rod (435) is movably connected to the sliding seat (436).

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