Dismounting and mounting structure of heat transfer printing roller

Abstract

The heat transfer printing roller dismounting and mounting structure comprises a supporting box, one side of the supporting box is fixedly connected with a motor, the output end of the motor penetrates through one side of the supporting box, the top of the supporting box is fixedly connected with a guide rail, the top of the guide rail is slidably connected with a first sliding block, and the top of the first sliding block is fixedly connected with a holding and clamping mechanism. The bottom of the holding and clamping mechanism is fixedly connected with a moving mechanism, the air cylinder is fixedly connected to the top of the first sliding block, the connecting plate is fixedly connected to the top of the first sliding block, the pushing block is fixedly connected to the telescopic end of the air cylinder, and a guide groove is formed in one side of the pushing block. The guide column is slidably connected to the inner wall of the guide groove formed in the pushing block. The rotating rod is fixedly connected to one side of the connecting plate, and the pushing block is rotationally connected to the outer wall of the rotating rod. According to the utility model, the neck shafts of different printing rollers can be quickly positioned, and meanwhile, the printing shafts can be quickly mounted and dismounted.

Description

TECHNICAL FIELD

[0001] The utility model relates to printing roller installation and dismantling technical field especially relates to the dismantling and installation structure of hot transfer printing roller. BACKGROUND

[0002] Hot transfer printing roller is the key component in hot transfer printing equipment, and is mainly used for transferring printing materials such as ink from printing plate to the surface of printing object, so as to realize high-quality printing effect of pattern, character, etc.

[0003] However, the traditional hot transfer printing roller installation method is usually more cumbersome, needs multiple bolts and nuts to fix the printing roller, and the traditional installation structure is often designed for printing roller of specific size, when printing roller of different length is needed, the journal cannot be effectively positioned, and some traditional installation structures lack accurate guiding and positioning device when positioning the journal of printing roller, and may only be simply positioned by manual alignment or rough mechanical structure, and installation position deviation is prone to occur. UTILITY MODEL CONTENTS

[0004] The utility model discloses a dismantling and installation structure of hot transfer printing roller, which is provided to solve the problems existing in the prior art.

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

[0006] The dismantling and installation structure of hot transfer printing roller includes a support box, a motor is fixedly connected to one side of the support box, and the output end of the motor penetrates through one side of the support box, a guide rail is fixedly connected to the top of the support box, a sliding block one is slidingly connected to the top of the guide rail, a clamping mechanism is fixedly connected to the top of the sliding block one, and a moving mechanism is fixedly connected to the bottom of the clamping mechanism.

[0007] As a further scheme of the utility model: the clamping mechanism includes a cylinder, a connecting plate, a pushing block, a guide column, a connecting rod, a rotating rod and a clamping ring, and the cylinder is fixedly connected to the top of the sliding block one.

[0008] As a further scheme of the utility model: the connecting plate is fixedly connected to the top of the sliding block one, the pushing block is fixedly connected to the telescopic end of the cylinder, and a guide groove is formed in one side of the pushing block.

[0009] As a further scheme of the utility model: the guide column is slidingly connected to the inner wall of the guide groove formed in the pushing block, the connecting rod is fixedly connected to the outer wall of the guide column, the rotating rod is fixedly connected to one side of the connecting plate, and the pushing block is rotatably connected to the outer wall of the rotating rod.

[0010] As a further scheme of the utility model: the clamping ring is fixedly connected to the inner surface of the pushing block.

[0011] As a further scheme of the utility model: the moving mechanism includes support, two-way threaded rod and sliding block two, and the two-way threaded rod is rotationally connected to the inner wall of the support box.

[0012] As a further scheme of the utility model: one end of the two-way threaded rod is fixedly connected with the motor output end, the sliding block two is connected with the outer wall of the two-way threaded rod through threads, and the top of the sliding block two is fixedly connected with the sliding block one.

[0013] Compared with the prior art, the utility model provides a dismounting and mounting structure of the thermal transfer printing roller, has the following beneficial effects:

[0014] 1. the dismounting and mounting structure of the thermal transfer printing roller, when needing to install the printing roller, first, place the printing roller above the clamping mechanism, then start the motor to drive the moving mechanism to drive the sliding block one and the clamping mechanism on the top of the sliding block one to slide along the top of the guide rail until the sliding block one and the clamping mechanism slide to the shaft neck part of the printing roller, then lower the printing roller, then control the clamping mechanism to close, clamp the shaft neck part, finally provide driving for the printing roller, so that the printing roller can rotate under the clamping of the clamping mechanism, when the printing roller needs to be dismounted, control the clamping mechanism to loosen, thereby, through the moving mechanism to control the guide rail and the sliding block one, the shaft neck part of the printing roller of different lengths can be quickly found, the versatility of the whole structure is improved, and the clamping mechanism can improve reliable clamping and prevent the printing roller from displacement, shaking and other problems under high-speed operation of the printing working condition.

[0015] 2. the dismounting and mounting structure of the thermal transfer printing roller, when installing the printing roller, the operator aligns the neck shaft of the printing roller with the opening direction of the clamping ring, then the controller can be controlled to control the telescopic end of the cylinder to start to extend, push the push block to move upwards, make the guide column slide in the inner wall of the guide groove, and make the clamping ring gradually tighten and approach the neck shaft of the printing roller from both sides, so that the neck shaft of the printing roller is fixed, in the process, the displacement sensor respectively monitors the piston rod extension length of each cylinder, and feeds back the actual stroke to the controller, if the piston rod stroke of one place is inconsistent, the controller adjusts the air inlet or air outlet of the cylinder until the piston rod stroke of the two cylinders is the same, thereby, the clamping balance of the printing roller can be ensured, and through the cooperation of the guide column, the push block and the guide groove, the clamping ring can be accurately positioned and attached to the neck shaft of the printing roller, high-precision clamping positioning can prevent the printing roller from radial displacement and other problems in the working process, ensure the printing quality, and can realize quick installation and dismounting of the printing roller.

[0016] 3. The detachable mounting structure of the thermal transfer printing roller, the motor is started, the output end of the motor drives the bidirectional threaded rod to start rotating, the sliding block two is linearly moved along the outer wall of the bidirectional threaded rod, the directions of the threads contacted by the two sliding block two are opposite, the moving directions are opposite, the sliding block two drives the sliding block one to slide under the limitation of the guide rail, and the clamping mechanism is moved to below the neck shaft of the printing roller, so that the neck shaft of the printing roller can be quickly driven, and the position of the clamping mechanism clamped can be controlled for printing rollers with different lengths, and the flexibility of the structure is improved.

[0017] The parts not involved in the device are the same as or can be realized by the prior art, the detachable mounting structure of the thermal transfer printing roller is simple in structure and convenient to operate. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 A front view of the detachable mounting structure of the thermal transfer printing roller is provided for the detachable mounting structure of the thermal transfer printing roller.

[0019] Figure 2 An enlarged detail view of the clamping mechanism in the detachable mounting structure of the thermal transfer printing roller is provided for the detachable mounting structure of the thermal transfer printing roller.

[0020] Figure 3 A structure schematic view of the clamping mechanism in the detachable mounting structure of the thermal transfer printing roller is provided for the detachable mounting structure of the thermal transfer printing roller.

[0021] Figure 4 A structure schematic view of the moving mechanism in the detachable mounting structure of the thermal transfer printing roller is provided for the detachable mounting structure of the thermal transfer printing roller.

[0022] Figure 5 An internal structure schematic view of the moving mechanism in the detachable mounting structure of the thermal transfer printing roller is provided for the detachable mounting structure of the thermal transfer printing roller.

[0023] In the figure: 1, motor; 2, support box; 3, guide rail; 4, sliding block one; 5, clamping mechanism; 6, moving mechanism; 501, air cylinder; 502, connecting plate; 503, pushing block; 504, guide column; 505, connecting rod; 506, rotating rod; 507, clamping ring; 601, support; 602, bidirectional threaded rod; 603, sliding block two. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.

[0025] In the description of the utility model, it needs to be understood that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or positional relationship shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as a limitation on the utility model.

[0026] In the description of the utility model, it needs to be understood that the terms "mounting", "connection", "connection", "setting" should be understood in a broad sense unless otherwise explicitly specified and limited, for example, it can be fixedly connected, set, or it can be detachably connected, set, or integrally connected, set. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0027] The dismounting and mounting structure of the thermal transfer printing roller, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 , comprises a supporting box 2, one side of the supporting box 2 is fixedly connected with a motor 1, and the output end of the motor 1 penetrates through one side of the supporting box 2, the top of the supporting box 2 is fixedly connected with a guide rail 3, the top of the guide rail 3 is slidably connected with a sliding block one 4, the top of the sliding block one 4 is fixedly connected with a clamping mechanism 5, and the bottom of the clamping mechanism 5 is fixedly connected with a moving mechanism 6.

[0028] When the printing roller needs to be mounted, first place the printing roller above the clamping mechanism 5, then start the motor 1 to drive the moving mechanism 6 to drive the sliding block one 4 and the clamping mechanism 5 on the top of the sliding block one 4 to slide along the top of the guide rail 3 until the sliding block one 4 and the clamping mechanism 5 on the top of the sliding block one 4 slide to the shaft neck parts of the printing roller, then lower the printing roller, then control the clamping mechanism 5 to close to clamp the shaft neck parts, and finally provide driving for the printing roller to realize rotation of the printing roller under the clamping of the clamping mechanism 5, and vice versa when the printing roller needs to be dismounted, control the clamping mechanism 5 to loosen, thereby the guide rail 3 and the sliding block one 4 can be controlled by the moving mechanism 6 to quickly find the shaft neck parts of printing rollers of different lengths, improve the universality of the whole structure, and the clamping mechanism 5 can improve reliable clamping and prevent displacement and shaking of the printing roller under high-speed operation of the printing working condition.

[0029] In order to clamp and fix the neck shaft of the printing roller, as shown in Figure 2 and Figure 3As shown, the holding and clamping mechanism 5 includes a cylinder 501, a connecting plate 502, a pushing block 503, a guide column 504, a connecting rod 505, a rotating rod 506 and a clamping ring 507, the cylinder 501 is fixedly connected to the top of the sliding block one 4, the connecting plate 502 is fixedly connected to the top of the sliding block one 4, the pushing block 503 is fixedly connected to the telescopic end of the cylinder 501, a guide groove is formed in one side of the pushing block 503, the guide column 504 is slidably connected to the inner wall of the guide groove of the pushing block 503, the connecting rod 505 is fixedly connected to the outer wall of the guide column 504, the rotating rod 506 is fixedly connected to one side of the connecting plate 502, the pushing block 503 is rotatably connected to the outer wall of the rotating rod 506, and the clamping ring 507 is fixedly connected to the inner surface of the pushing block 503, and a displacement sensor is mounted on the piston rod of the cylinder 501, the model of the cylinder 501 is sc, and the model of the displacement sensor is d100-2vxy.

[0030] When the printing roller is installed, the operator aligns the neck shaft of the printing roller with the opening direction of the clamping ring 507, and then the telescopic end of the cylinder 501 starts to extend by controlling the controller, the pushing block 503 is pushed to move upwards, the guide column 504 slides in the inner wall of the guide groove, and the connecting rod 505 rotates around the rotating rod 506, so that the clamping ring 507 gradually tightens and approaches the neck shaft of the printing roller from both sides, thereby achieving fixation at the neck shaft of the printing roller.

[0031] In this process, the displacement sensor monitors the piston rod stroke length of each cylinder 501 respectively, and feeds back the actual stroke to the controller, if the piston rod stroke of one place is inconsistent, the controller adjusts the air inlet or air outlet of the cylinder 501, until the piston rod strokes of the two cylinders 501 are the same, thereby ensuring the balance of clamping the printing roller, and through the cooperation of the guide column 504, the pushing block 503 and the guide groove, the clamping ring 507 can be accurately positioned and fitted with the neck shaft of the printing roller, the high-precision clamping positioning can prevent the printing roller from radial displacement and other problems during work, and ensure the printing quality, and the printing roller can be quickly installed and disassembled.

[0032] In order to drive the holding and clamping mechanism 5 to the neck shaft of the printing roller, Figure 4 and Figure 5 As shown, the moving mechanism 6 includes a bracket 601, a bidirectional threaded rod 602 and a sliding block two 603, the bidirectional threaded rod 602 is rotatably connected to the inner walls on both sides of the support box 2, one end of the bidirectional threaded rod 602 is fixedly connected with the output end of the motor 1, the sliding block two 603 is threadedly connected to the outer wall of the bidirectional threaded rod 602, the top of the sliding block two 603 is fixedly connected with the sliding block one 4, and the thread directions of the two ends of the bidirectional threaded rod 602 are opposite.

[0033] Start motor 1, the output end of motor 1 drives the double-way threaded rod 602 to start rotating, so that the slider two 603 linearly moves along the outer wall of the double-way threaded rod 602, and the thread directions contacted by the two slider two 603 are opposite, which causes the moving directions to be opposite, and the slider two 603 drives the slider one 4 to slide under the restriction of the guide rail 3 until driving the clamping mechanism 5 to move to the neck shaft below the printing roller, thereby, it can be quickly driven to the neck shaft of the printing roller, and the position of the clamping mechanism 5 clamped can be controlled facing the printing rollers of different lengths, which improves the flexibility of the structure.

[0034] Working principle: when the printing roller needs to be installed, first, the printing roller is placed above the clamping mechanism 5, then the motor 1 is started to drive the moving mechanism 6 to drive the slider one 4 and the clamping mechanism 5 on the top of the slider one 4 to slide along the top of the guide rail 3 until sliding to the neck shaft parts of the two ends of the printing roller, then the printing roller is lowered, then the clamping mechanism 5 is controlled to close to clamp the neck shaft, finally, the printing roller is provided with driving, so that the printing roller rotates under the clamping of the clamping mechanism 5, and vice versa when the printing roller needs to be disassembled.

[0035] When the printing roller is installed, the operator aligns the neck shaft of the printing roller with the opening direction of the clamping ring 507, then the extension end of the cylinder 501 starts to extend by controlling the controller, the push block 503 is pushed to move upward, the guide column 504 slides in the inner wall of the guide groove, and the connecting rod 505 rotates around the rotating rod 506, so that the clamping ring 507 gradually tightens and approaches the neck shaft of the printing roller from both sides, thereby realizing the fixation of the neck shaft of the printing roller.

[0036] In this process, the displacement sensor respectively monitors the piston rod extension length of each cylinder 501, and feeds back the actual stroke to the controller, if the piston rod stroke of one place is inconsistent, the controller adjusts the air inlet or air outlet of the cylinder 501 until the piston rod strokes of the two cylinders 501 are the same.

[0037] Start motor 1, the output end of motor 1 drives the double-way threaded rod 602 to start rotating, so that the slider two 603 linearly moves along the outer wall of the double-way threaded rod 602, and the thread directions contacted by the two slider two 603 are opposite, which causes the moving directions to be opposite, and the slider two 603 drives the slider one 4 to slide under the restriction of the guide rail 3 until driving the clamping mechanism 5 to move to the neck shaft below the printing roller.

[0038] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A hot transfer printing roller dismounting and mounting structure comprising a support box (2), characterized in that, The support box (2) is fixedly connected with a motor (1) on one side, and the output end of the motor (1) penetrates through one side of the support box (2), the top of the support box (2) is fixedly connected with a guide rail (3), the top of the guide rail (3) is slidably connected with a sliding block (4), the top of the sliding block (4) is fixedly connected with a clamping mechanism (5), and the bottom of the clamping mechanism (5) is fixedly connected with a moving mechanism (6).

2. The heat transfer printing roll demountable mounting structure according to claim 1, characterized by The clamping mechanism (5) comprises a cylinder (501), a connecting plate (502), a propelling block (503), a guide column (504), a connecting rod (505), a rotating rod (506) and a clamping ring (507), and the cylinder (501) is fixedly connected to the top of the sliding block (4).

3. The heat transfer printing roll demountable mounting structure according to claim 2, wherein The connecting plate (502) is fixedly connected to the top of the sliding block (4), the propelling block (503) is fixedly connected to the telescopic end of the cylinder (501), and a guide groove is formed in one side of the propelling block (503).

4. The heat transfer printing roll demountable mounting structure according to claim 2, wherein The guide column (504) is slidably connected to the inner wall of the guide groove formed in the propelling block (503), the connecting rod (505) is fixedly connected to the outer wall of the guide column (504), the rotating rod (506) is fixedly connected to one side of the connecting plate (502), and the propelling block (503) is rotatably connected to the outer wall of the rotating rod (506).

5. The heat transfer printing roll demountable mounting structure according to claim 2, wherein The clamping ring (507) is fixedly connected to the inner surface of the propelling block (503).

6. The heat transfer printing roll demountable mounting structure according to claim 1, wherein The moving mechanism (6) comprises a support (601), a bidirectional threaded rod (602) and a sliding block (603), and the bidirectional threaded rod (602) is rotatably connected to the inner wall of the support box (2) on both sides.

7. The heat transfer printing roll demountable mounting structure according to claim 6, wherein One end of the bidirectional threaded rod (602) is fixedly connected with the output end of the motor (1), the sliding block (603) is threadedly connected to the outer wall of the bidirectional threaded rod (602), and the top of the sliding block (603) is fixedly connected with the sliding block (4).

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