Cylinder ink-jet printing clamp

Abstract

The utility model belongs to the technical field of printing, particularly relates to a cylindrical ink-jet printing clamp, and provides the following scheme aiming at the problems that the cost is increased due to the fact that a corresponding clamp needs to be frequently replaced due to the fact that the fixed size of an existing traditional cylindrical clamp lacks flexibility, or manpower and time are consumed and the adjustment accuracy is difficult to guarantee due to the fact that manual adjustment is limited. Comprising a frame, a belt box is fixedly connected to one side of the frame, and a motor box is fixedly connected to the side, adjacent to the belt box, of the frame. The first rotating shafts of the two sets of clamps achieve synchronous rotation through a third synchronous wheel and a third synchronous belt, consistent printing quality is guaranteed, the batch printing effect is improved, a rubber ring on the outer wall of a transmission wheel enhances the friction force with a cylinder, and clamping is more stable.

Description

TECHNICAL FIELD

[0001] The utility model relates to printing technical field especially relates to a cylindrical inkjet printing clamp. BACKGROUND

[0002] In the inkjet printing field, especially for the cylindrical inkjet printing, how to stably clamp and effectively rotate the cylinder becomes a technical problem.

[0003] The traditional cylindrical clamp is mostly fixed size or can only be adjusted by manual mode, the fixed size clamp lacks flexibility, and it is difficult to adapt to different diameter cylinders, when printing different size cylinders, the corresponding clamp needs to be replaced, which not only increases the cost, but also affects the printing efficiency, and manual adjustment not only consumes a lot of manpower and time, but also due to the inconsistency of human operation, it is difficult to ensure the accuracy of each adjustment, so that the printing quality is uneven, therefore, we propose a cylindrical inkjet printing clamp to solve the above problems. UTILITARIAN CONTENT

[0004] The utility model discloses a cylindrical inkjet printing clamp to solve the problem of the traditional cylindrical clamp or the fixed size lacking flexibility, frequent replacement of the corresponding clamp, the cost increase, or the manual adjustment limitation, the labor time consumption and the difficulty in guaranteeing the adjustment accuracy.

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

[0006] A cylindrical inkjet printing clamp, comprising a frame, the frame is fixedly connected with a belt box on one side, the frame is fixedly connected with a motor box on the side adjacent to the belt box, and two groups of clamps are arranged side by side in the frame.

[0007] Among them, the clamp comprises a first rotating shaft and a second rotating shaft, the first rotating shaft and the second rotating shaft are arranged in the frame, a plurality of transmission wheels are sleeved on the first rotating shaft and the second rotating shaft, the outer wall of the transmission wheel is screw connected with a positioning bolt, and the positioning bolt is in abutment with the outer wall of the corresponding first rotating shaft and second rotating shaft.

[0008] Further comprising:

[0009] Adjusting assembly, adjusting assembly is arranged on the frame, is used for automatically adjusting the position of the second rotating shaft in two groups of clamps, so as to change the spacing between the second rotating shaft and the corresponding first rotating shaft, and adapt to different size cylinders.

[0010] Driving assembly, driving assembly is arranged in the inside of motor box, is used for driving the first rotating shaft rotation in two groups of clamps.

[0011] In a possible design, two sides of the frame are provided with openings, two fixing blocks are fixedly arranged in the two openings, two ends of the first rotating shaft are rotationally connected with the corresponding fixing blocks, one end of the first rotating shaft penetrates through one of the fixing blocks and extends into the interior of the motor box, and the top and bottom of the two openings are provided with sliding grooves, two sliding blocks are slidingly connected in the two sliding grooves on the same side of the frame, and two ends of the second rotating shaft are rotationally connected with the corresponding sliding blocks.

[0012] In a possible design, the adjusting assembly comprises two threaded rods, the two threaded rods are rotationally arranged in the sliding grooves at the bottom of the two openings, the two threaded rods are threadedly arranged in the corresponding sliding blocks, one end of each of the two threaded rods penetrates through the frame and extends into the interior of the belt box, a first synchronous wheel is fixedly arranged on each of the two threaded rods, and the two first synchronous wheels are transmissionally connected with the same first synchronous belt.

[0013] In a possible design, a motor commutator is fixedly arranged on one side of the belt box in the interior of the motor box, the output end of the motor commutator is fixedly connected with one of the threaded rods, a first motor is fixedly arranged in the belt box, and the output end of the first motor is fixedly connected with the output input end of the motor commutator.

[0014] In a possible design, the driving assembly comprises a second motor, the second motor is fixedly arranged in the interior of the motor box, a second synchronous wheel is fixedly arranged on the outer wall of the output end of the second motor and one of the first rotating shafts, and the two second synchronous wheels are transmissionally connected with the same second synchronous belt.

[0015] In a possible design, the driving assembly further comprises two third synchronous wheels, the two third synchronous wheels are fixedly arranged on the outer walls of the two first rotating shafts, and the two third synchronous wheels are transmissionally connected with the same third synchronous belt.

[0016] In a possible design, the outer walls of the plurality of transmission wheels are fixedly arranged with rubber rings for increasing friction.

[0017] In the present application, firstly, the cylindrical ink-jet printing clamp mainly comprises a frame, a belt box, a motor box and two sets of clamps, the frame serves as a support main body, one side of the frame is fixedly connected with the belt box, an adjacent side of the frame is fixedly connected with the motor box, two sets of clamps are arranged side by side in the interior of the frame, each set of clamp comprises a first rotating shaft and a second rotating shaft, and a plurality of transmission wheels are arranged on the first rotating shaft and the second rotating shaft, the outer wall of the transmission wheel is threadedly connected with a positioning screw, and the positioning screw is in abutment with the outer wall of the rotating shaft, this structure not only can ensure the position of the transmission wheel fixed on the rotating shaft, but also can move the transmission wheel by releasing, so as to adjust the distance between the two transmission wheels.

[0018] When it is necessary to adjust the distance between the clamps to adapt to different sizes of the cylinder, the output end of the first motor is started to drive the motor commutator to operate, the motor commutator drives one of the threaded rods to rotate through the output end, since the first synchronous wheel is fixedly sleeved on both threaded rods, and the two first synchronous wheels are connected through the first synchronous belt, the other threaded rod will rotate synchronously, when the threaded rod rotates, since the threaded rod is threaded through the corresponding sliding block, and the sliding block is located in the sliding groove at the top and bottom of the opening on both sides of the frame, the sliding block will move in the axial direction of the threaded rod in the sliding groove, the threaded cooperation between the threaded rod and the sliding block converts the rotation of the threaded rod into the linear movement of the sliding block, and the second rotating shaft is rotatably connected to the corresponding sliding block at both ends, so that the movement of the sliding block drives the movement of the second rotating shaft, thereby changing the distance between the second rotating shaft and the first rotating shaft, and the automatic adaptation to different sizes of the cylinder is realized;

[0019] Then the second motor is started, the second motor is fixed in the motor box, and the second synchronous wheel fixedly sleeved on the output end of the second motor rotates with the motor output shaft, and the first rotating shaft is also fixedly sleeved with the second synchronous wheel, the two second synchronous wheels are connected through the second synchronous belt, the second synchronous belt transmits the power of the second motor to the first rotating shaft, so that the rotation of the first rotating shaft is realized, so that the rotation of the second motor can drive the rotation of the first rotating shaft, and since the first rotating shaft of the two groups of clamps is fixedly sleeved with the third synchronous wheel, and the two third synchronous wheels are connected through the third synchronous belt, the third synchronous belt ensures that the first rotating shafts of the two groups of clamps can rotate synchronously, so that the first rotating shafts of the two groups of clamps rotate synchronously, and the cylinder sleeved on the transmission wheel rotates synchronously, thereby providing rotating power for inkjet printing.

[0020] The rubber ring is fixedly sleeved on the outer wall of the transmission wheel, when the cylinder is placed on the transmission wheel, the rubber ring is in close contact with the surface of the cylinder, the friction between the transmission wheel and the cylinder is increased, so that the sliding phenomenon of the cylinder in the printing process due to uneven force is effectively prevented, and the stability and accuracy of the printing process are ensured.

[0021] Beneficial effects: in the utility model, the adjusting assembly can automatically adjust the position of the second rotating shaft in the two groups of clamps, accurately change the distance between the second rotating shaft and the first rotating shaft, and quickly adapt to various different sizes of the cylinder, so that the working efficiency is greatly improved, and the tediousness and error caused by manual operation are reduced;

[0022] In the utility model, the first rotating shafts in the two groups of clamps rotate synchronously through the third synchronous wheel and the third synchronous belt, so that the rotating speed and angle of each cylinder remain consistent when inkjet printing is simultaneously performed on multiple cylinders, the high consistency of the printing quality is effectively ensured, and the batch printing effect is significantly improved;

[0023] The utility model discloses a cylindrical inkjet printing clamp, through the rubber ring fixedly equipped with the transmission wheel outer wall effective increase the friction between the cylinder, make the clamp more stable and reliable when clamping cylinder, can prevent the sliding phenomenon of cylinder in the printing process, thereby guarantee the accuracy and stability of printing pattern,

[0024] The utility model discloses a adjusting assembly, through the adjusting assembly automatic adjustment two sets of clamp second rotating shaft and first rotating shaft interval, can quick adaptation different size cylinder, improve work efficiency greatly, the first rotating shaft of two sets of clamp realizes synchronous rotation with the help of third synchronous pulley and third synchronous belt, guarantees printing quality uniformity, promotes batch printing effect, the rubber ring of transmission wheel outer wall, has strengthened the friction with cylinder, makes clamping more stable. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is three -dimensional structure schematic diagram of a cylindrical inkjet printing clamp that the utility model proposes;

[0026] Figure 2 It is three -dimensional structure schematic diagram of the frame of a cylindrical inkjet printing clamp that the utility model proposes;

[0027] Figure 3 It is three -dimensional structure schematic diagram of the frame partial section of a cylindrical inkjet printing clamp that the utility model proposes;

[0028] Figure 4 It is three -dimensional structure schematic diagram of the adjusting assembly of a cylindrical inkjet printing clamp that the utility model proposes;

[0029] Figure 5 It is three -dimensional structure schematic diagram of the transmission wheel of a cylindrical inkjet printing clamp that the utility model proposes.

[0030] In the drawing: 1, frame;101, opening;102, sliding slot;2, first rotating shaft;3, second rotating shaft;4, fixed block;5, sliding block;6, threaded rod;7, first synchronous pulley;8, first synchronous belt;9, motor commutator;10, first motor;11, second motor;12, second synchronous pulley;13, second synchronous belt;14, third synchronous pulley;15, third synchronous belt;16, transmission wheel;17, rubber ring;18, positioning bolt;19, motor box;20, belt box. DETAILED DESCRIPTION

[0031] The technical scheme in the embodiments of the utility model will be described clearly and completely 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.

[0032] Embodiment 1: Refer to Figures 1-5 A printing clamp comprises a frame 1. One side of the frame 1 is fixedly connected with a belt box 20, and the side adjacent to the belt box 20 of the frame 1 is fixedly connected with a motor box 19. Two groups of clamps are arranged side by side in the interior of the frame 1, and are used for clamping cylinders of different sizes for inkjet printing.

[0033] The specific structure of the clamp is as follows: the clamp comprises a first rotating shaft 2 and a second rotating shaft 3, and both the first rotating shaft 2 and the second rotating shaft 3 are arranged in the interior of the frame 1. A plurality of transmission wheels 16 are sleeved on the first rotating shaft 2 and the second rotating shaft 3, and a positioning bolt 18 is threadedly connected to the outer wall of the transmission wheel 16. The positioning bolt 18 abuts against the outer wall of the corresponding first rotating shaft 2 and second rotating shaft 3, and the position of the transmission wheel 16 can be fixed by tightening the positioning bolt 18, so as to adapt to cylinders of different lengths.

[0034] In order to realize automatic adjustment of the distance between the clamps, an adjusting assembly is further included. The adjusting assembly is arranged on the frame 1 and is used for automatically adjusting the position of the second rotating shaft 3 in the two groups of clamps, so as to change the distance between the second rotating shaft 3 and the corresponding first rotating shaft 2, so as to adapt to cylinders of different sizes.

[0035] In order to realize the rotation of the clamp, a driving assembly is further included. The driving assembly is arranged in the interior of the motor box 19 and is used for driving the first rotating shaft 2 in the two groups of clamps to rotate, so as to drive the transmission wheel 16 and the clamped cylinder to rotate, and realize inkjet printing.

[0036] Further, both sides of the frame 1 are provided with openings 101, and two fixed blocks 4 are fixedly arranged in the two openings 101. The two ends of the first rotating shaft 2 are rotatably connected with the corresponding fixed blocks 4, so that the first rotating shaft 2 can stably rotate in the frame 1. One end of the first rotating shaft 2 penetrates through one of the fixed blocks 4 and extends into the interior of the motor box 19 and is connected with the driving assembly. The top and bottom of the two openings 101 are provided with sliding grooves 102, and two sliding blocks 5 are slidably connected in the two sliding grooves 102 located on the same side of the frame 1. The two ends of the second rotating shaft 3 are rotatably connected with the corresponding sliding blocks 5, so that the second rotating shaft 3 can slide in the sliding groove 102, so as to change the distance between the first rotating shaft 2.

[0037] The adjusting assembly includes two threaded rods 6, which are respectively arranged to rotate in the sliding grooves 102 at the bottom of the two openings 101. The two threaded rods 6 are respectively threaded through the corresponding sliding blocks 5, so that the threaded rods 6 can drive the sliding blocks 5 and the second rotating shafts 3 to slide in the sliding grooves 102 when the threaded rods 6 rotate. One end of each of the two threaded rods 6 penetrates the frame 1 and extends into the inside of the belt box 20, and a first synchronous wheel 7 is fixedly sleeved on each of the two threaded rods 6. The two first synchronous wheels 7 are drivingly connected with the same first synchronous belt 8. By rotating one of the threaded rods 6, the other threaded rod 6 can be driven to rotate synchronously, thereby realizing synchronous adjustment of the second rotating shafts 3 in the two groups of clamps.

[0038] A motor commutator 9 is fixedly arranged in the inside of the motor box 19 on one side of the belt box 20, and the output end of the motor commutator 9 is fixedly connected with one of the threaded rods 6. A first motor 10 is fixedly arranged in the belt box 20, and the output end of the first motor 10 is fixedly connected with the output input end of the motor commutator 9. By starting the first motor 10, the threaded rod 6 and the first synchronous wheel 7 can be driven to rotate, thereby realizing automatic adjustment of the position of the second rotating shaft 3.

[0039] The driving assembly includes a second motor 11 fixedly arranged in the inside of the motor box 19. The output end of the second motor 11 and the outer wall of one of the first rotating shafts 2 are fixedly sleeved with a second synchronous wheel 12, and the two second synchronous wheels 12 are drivingly connected with the same second synchronous belt 13. By starting the second motor 11, one of the first rotating shafts 2 can be driven to rotate, and through the transmission action of the second synchronous belt 13, the other first rotating shaft 2 can be driven to rotate synchronously.

[0040] The present application can be used in the field of printing technology, and can also be used in other fields applicable to the present application.

[0041] Embodiment 2: Reference Figures 2-5 On the basis of Embodiment 1, an improvement is made: a cylindrical inkjet printing clamp applied to the field of printing technology, in order to further improve the stability of transmission, the driving assembly further includes two third synchronous wheels 14, which are respectively fixedly sleeved on the outer walls of the two first rotating shafts 2. The two third synchronous wheels 14 are drivingly connected with the same third synchronous belt 15, and through the transmission action of the third synchronous belt 15, the synchronism of the rotation of the two first rotating shafts 2 can be further enhanced.

[0042] In order to improve the friction between the transmission wheels 16 and the clamped cylindrical body and prevent the cylindrical body from slipping during rotation, the outer walls of the plurality of transmission wheels 16 are fixedly sleeved with rubber rings 17 for increasing friction. The arrangement of the rubber rings 17 can increase the contact area and friction between the transmission wheels 16 and the clamped cylindrical body, thereby improving the stability of clamping.

[0043] However, as known to those skilled in the art, the working principle and wiring method of the first motor 10 and the second motor 11 are common, which belong to conventional means or common general knowledge, and will not be described here again, and those skilled in the art can make any selection according to their needs or convenience.

[0044] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled 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 within the protection scope of the present application.

Claims

1. A cylindrical inkjet printing fixture, comprising a frame (1), wherein a belt box (20) is fixedly connected to one side of the frame (1), and a motor box (19) is fixedly connected to the side of the frame (1) adjacent to the belt box (20), and two sets of fixtures are arranged side by side inside the frame (1), characterized in that... ； The clamp includes a first rotating shaft (2) and a second rotating shaft (3). Both the first rotating shaft (2) and the second rotating shaft (3) are located inside the frame (1). Multiple transmission wheels (16) are sleeved on both the first rotating shaft (2) and the second rotating shaft (3). The outer wall of the transmission wheel (16) is threaded with a positioning bolt (18). The positioning bolt (18) abuts against the outer wall of the corresponding first rotating shaft (2) and second rotating shaft (3). Also includes: Adjustment component, the adjustment component is set on the frame (1) and is used to automatically adjust the position of the second rotating shaft (3) in the two sets of clamps, thereby changing the distance between the second rotating shaft (3) and the corresponding first rotating shaft (2) to adapt to cylinders of different sizes; The drive assembly is located inside the motor box (19) and is used to drive the first rotating shaft (2) of the two sets of clamps to rotate.

2. The cylindrical inkjet printing fixture according to claim 1, characterized in that, The frame (1) has openings (101) on both sides. Two fixing blocks (4) are fixedly installed in each of the two openings (101). The two ends of the first rotating shaft (2) are rotatably connected to the corresponding fixing blocks (4). One end of the first rotating shaft (2) passes through one of the fixing blocks (4) and extends into the interior of the motor box (19). The top and bottom of the two openings (101) are provided with sliding grooves (102). Two sliders (5) are slidably connected in the two sliding grooves (102) on the same side of the frame (1). The two ends of the second rotating shaft (3) are rotatably connected to the corresponding sliders (5).

3. A cylindrical inkjet printing fixture according to claim 2, characterized in that, The adjustment assembly includes two threaded rods (6), which are rotatably disposed inside the slide grooves (102) located at the bottom of the two openings (101). The two threaded rods (6) are threaded through the corresponding sliders (5). One end of each threaded rod (6) passes through the frame (1) and extends into the belt box (20). A first synchronous pulley (7) is fixedly sleeved on each of the two threaded rods (6). The two first synchronous pulleys (7) are connected to the same first synchronous belt (8).

4. A cylindrical inkjet printing fixture according to claim 2, characterized in that, A motor commutator (9) is fixedly installed on one side of the belt box (20) inside the motor box (19). The output end of the motor commutator (9) is fixedly connected to one of the threaded rods (6). A first motor (10) is fixedly installed inside the belt box (20). The output end of the first motor (10) is fixedly connected to the output and input ends of the motor commutator (9).

5. A cylindrical inkjet printing fixture according to claim 1, characterized in that, The drive assembly includes a second motor (11), which is fixedly installed inside the motor box (19). The output end of the second motor (11) and the outer wall of one of the first rotating shafts (2) are both fixedly fitted with second synchronous pulleys (12). The two second synchronous pulleys (12) are connected to the same second synchronous belt (13).

6. A cylindrical inkjet printing fixture according to claim 1, characterized in that, The drive assembly also includes two third synchronous pulleys (14), which are respectively fixedly sleeved on the outer walls of the two first rotating shafts (2), and the two third synchronous pulleys (14) are connected to the same third synchronous belt (15).

7. A cylindrical inkjet printing fixture according to claim 1, characterized in that, The outer walls of the multiple drive wheels (16) are all fixedly fitted with rubber rings (17) to increase friction.

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