CN219583776U

CN219583776U - Printing head with controllable ink quantity

Info

Publication number: CN219583776U
Application number: CN202320315532.9U
Authority: CN
Inventors: 李庭光; 张万堂; 唐本鑫; 殷欣; 马永飞
Original assignee: Sichuan Xindu Yongzhi Printing Co ltd
Current assignee: Sichuan Xindu Yongzhi Printing Co ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-08-25
Anticipated expiration: 2033-02-27

Abstract

The utility model discloses a printing head with controllable ink quantity, which particularly relates to the technical field of printing. According to the utility model, the first gear is driven to rotate through the operation of the motor, so that the positive and negative screw rod is driven to rotate, the positive and negative screw rod drives the two first sliding blocks to move in opposite directions, so that the two baffle frames are driven to move in opposite directions, the two sealing gaskets are used for partially blocking the filter screen plate, when the two baffle frames are attached, the filter screen plate is sealed, the operation is simple, the ink outlet amount is convenient to adjust according to the requirement, and the use effect is good.

Description

Printing head with controllable ink quantity

Technical Field

The utility model belongs to the technical field of printing, and particularly relates to a printing head with controllable ink quantity.

Background

Printing is a technique of transferring ink onto the surface of paper, textile, plastic, leather, PVC, PC, etc., and copying the contents of an original document in batch. Printing is a process of transferring approved printing plates to a substrate by a printing machine and a dedicated ink, and a printing head is an important printing machine.

The utility model of patent authority publication number CN218054501U discloses a printing head for preventing ink from being blocked, a rocking handle is used for driving a lead screw to rotate, the lead screw drives a brush plate to move to the right side through a threaded guide sleeve, in the moving process, the brush plate pushes impurities on a filter screen to be accumulated to the right side, then a control valve is opened, a negative pressure suction pump is started, so that the negative pressure suction pump generates suction force, ink impurities are sucked through a negative pressure suction head, and the impurities are discharged out of the ink storage box through a hose and a pipeline, so that the ink is prevented from blocking the printing head.

However, in actual use, the ink output of the ink is not controlled, so that the control requirement of the ink output in printing cannot be better met, and the use effect is poor.

Disclosure of Invention

The technical scheme of the utility model aims at solving the technical problem that the prior art is too single, provides a solution which is obviously different from the prior art, and aims at overcoming the defects of the prior art, providing a printing head with controllable ink quantity and solving the problems in the prior art.

The utility model is realized in such a way that the utility model provides the following technical scheme: the printing head with the controllable ink quantity comprises a printing head main body, wherein the top end of the printing head main body is fixedly communicated with an ink inlet pipe, the bottom end of the printing head main body is fixedly communicated with an ink outlet nozzle, the inside of the printing head main body is fixedly connected with a screen plate, and a control assembly is arranged on the printing head main body;

the control assembly comprises a motor, a first gear, a positive and negative screw rod, two first sliding blocks, two baffle frames and two sealing gaskets, wherein one end of the first gear is connected with an output shaft of the motor in a coaxial transmission manner, the other end of the first gear is fixedly connected with the positive and negative screw rod, the positive and negative screw rod is movably connected with a printing head main body through a bearing, the two first sliding blocks are movably sleeved on the positive and negative screw rod, the two baffle frames are fixedly connected with the two first sliding blocks respectively, the two sealing gaskets are fixedly connected with the two baffle frames respectively, and the two sealing gaskets are positioned at the bottom of the filter screen plate.

Preferably, a first sliding rod is fixedly connected inside the printing head main body, and one end of the first sliding rod penetrates through the two first sliding blocks.

Preferably, the filter screen board top is equipped with the clearance subassembly, the clearance subassembly includes second gear, lead screw, second slider and brush hair board, the second gear meshes with first gear mutually, just second gear and lead screw fixed connection, lead screw and print head main part pass through bearing swing joint, second slider movable sleeve is established on the lead screw.

Preferably, a second sliding rod is fixedly connected inside the printing head main body, and one end of the second sliding rod penetrates through the second sliding block.

Preferably, the second slider is provided with a fixing bolt, and the bristle plate and the second slider are fixed by the fixing bolt.

Preferably, one side of the printing head main body is fixedly connected with a U-shaped plate, and the motor is fixedly connected with the U-shaped plate.

Preferably, the front side of the printing head main body is connected with a connecting cover through a snap, and a sealing ring is arranged between the connecting cover and the printing head main body.

Compared with the prior art, the utility model has the beneficial effects that:

1. the motor works to drive the first gear to rotate so as to drive the positive and negative screw rods to rotate, the positive and negative screw rods drive the two first sliding blocks to move in opposite directions so as to drive the two baffle frames to move in opposite directions, the two sealing gaskets are used for partially blocking the filter screen plate, and when the two baffle frames are attached to each other, the filter screen plate is sealed, the operation is simple, the ink outlet amount is convenient to adjust according to the requirement, and the use effect is good;

2. the first gear drives the second gear to rotate, so that the screw rod is driven to rotate, the screw rod drives the second sliding block to horizontally move, so that the brush hair on the brush hair plate cleans impurities on the filter screen plate, the impurities are far away from the filter screen plate, the structure is simple, and the filter screen plate is not easy to block.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a cross-sectional view of a printhead body of the present utility model.

Fig. 3 is a schematic structural diagram of a control assembly according to the present utility model.

FIG. 4 is a schematic view of a cleaning assembly according to the present utility model.

In the figure: 1. a printhead body; 2. an ink inlet pipe; 3. a U-shaped plate; 4. a control assembly; 5. cleaning the assembly; 6. an ink outlet nozzle; 7. a connection cover; 8. a screen plate; 401. a motor; 402. a first gear; 403. a positive and negative screw rod; 404. a first slider; 405. a baffle frame; 406. a sealing gasket; 407. a first slide bar; 501. a second gear; 502. a screw rod; 503. a second slider; 504. a bristle plate; 505. a fixing bolt; 506. and a second slide bar.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

As shown in fig. 1-4, a printing head with controllable ink quantity comprises a printing head main body 1, wherein the top end of the printing head main body 1 is fixedly communicated with an ink inlet pipe 2, the bottom end of the printing head main body 1 is fixedly communicated with an ink outlet nozzle 6, the inside of the printing head main body 1 is fixedly connected with a screen plate 8, and a control component 4 is arranged on the printing head main body 1;

the control assembly 4 comprises a motor 401, a first gear 402, a positive and negative screw rod 403, two first sliding blocks 404, two baffle frames 405 and two sealing gaskets 406, one end of the first gear 402 is coaxially connected with an output shaft of the motor 401 in a transmission manner, the other end of the first gear 402 is fixedly connected with the positive and negative screw rod 403, the positive and negative screw rod 403 is movably connected with the printing head main body 1 through a bearing, the two first sliding blocks 404 are movably sleeved on the positive and negative screw rod 403, the two baffle frames 405 are respectively fixedly connected with the two first sliding blocks 404, the two sealing gaskets 406 are respectively fixedly connected with the two baffle frames 405, the two sealing gaskets 406 are all positioned at the bottom of the screen plate 8, a first sliding rod 407 is fixedly connected inside the printing head main body 1, and one end of the first sliding rod 407 penetrates through the two first sliding blocks 404.

Further, a cleaning component 5 is arranged at the top of the filter screen plate 8, the cleaning component 5 comprises a second gear 501, a screw rod 502, a second sliding block 503 and a bristle plate 504, the second gear 501 is meshed with the first gear 402, the second gear 501 is fixedly connected with the screw rod 502, the screw rod 502 is movably connected with the printing head main body 1 through a bearing, and the second sliding block 503 is movably sleeved on the screw rod 502.

Further, a second sliding rod 506 is fixedly connected inside the printing head main body 1, one end of the second sliding rod 506 penetrates through the second sliding block 503, a fixing bolt 505 is arranged on the second sliding block 503, the bristle plate 504 and the second sliding block 503 are fixed through the fixing bolt 505, the front side of the printing head main body 1 is connected with a connecting cover 7 through a hasp, and a sealing ring is arranged between the connecting cover 7 and the printing head main body 1.

Wherein, first gear 402 drives second gear 501 simultaneously and rotates, thereby drive lead screw 502 and rotate, because second slider 503 and lead screw 502 threaded connection, second slide bar 506 restriction second slider 503 rotates, so lead screw 502 drives second slider 503 horizontal migration, thereby drive brush hair board 504 horizontal migration, the impurity on the brush hair board 504 to filter screen board 8 is cleared up to the brush hair, make impurity keep away from filter screen board 8, open connecting cover 7 and clear up the impurity in the printing head main part 1, can remove the fixed between brush hair board 504 and the second slider 503 through fixing bolt 505, overhaul the change to brush hair board 504, and simple structure, filter screen board 8 is difficult for taking place to block up.

Further, printing head main part 1 one side fixedly connected with U shaped plate 3, and motor 401 and U shaped plate 3 fixed connection conveniently fix motor 401.

The working principle of the utility model is as follows:

when the ink jet printer is used, ink enters the printing head main body 1 through the ink inlet pipe 2, the filter screen plate 8 filters impurities in the ink, the filtered ink flows out of the printing head main body 1 through the ink outlet nozzle 6, the motor 401 is started, the motor 401 works to drive the first gear 402 to rotate so as to drive the positive and negative screw rod 403 to rotate, the two first sliding blocks 404 are in threaded connection with the positive and negative screw rod 403 due to the fact that the first sliding rods 407 limit the two first sliding blocks 404 to rotate, the positive and negative screw rod 403 drives the two first sliding blocks 404 to move in opposite directions so as to drive the two baffle frames 405 to move in opposite directions, the two sealing gaskets 406 partially block the filter screen plate 8, and when the two baffle frames 405 are attached to each other, the filter screen plate 8 is sealed, the ink jet printer is simple to operate, the ink outlet amount can be conveniently adjusted according to requirements, and the use effect is good.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a controllable print head of printing ink volume, includes the print head main part, the fixed intercommunication in print head main part top has the ink feed tube, print head main part bottom fixed intercommunication has out the china ink mouth, its characterized in that: the printing head main body is internally fixedly connected with a screen plate, and is provided with a control assembly;

2. A print head with a controllable amount of ink as claimed in claim 1, wherein: the printing head is characterized in that a first sliding rod is fixedly connected inside the printing head main body, and one end of the first sliding rod penetrates through two first sliding blocks.

3. A print head with a controllable amount of ink as claimed in claim 1, wherein: the top of the filter screen plate is provided with a cleaning assembly, the cleaning assembly comprises a second gear, a screw rod, a second sliding block and a bristle plate, the second gear is meshed with the first gear, the second gear is fixedly connected with the screw rod, the screw rod is movably connected with the printing head main body through a bearing, and the second sliding block is movably sleeved on the screw rod.

4. A print head with a controllable amount of ink as claimed in claim 1, wherein: the printing head main body is internally fixedly connected with a second sliding rod, and one end of the second sliding rod penetrates through the second sliding block.

5. A print head with a controllable amount of ink as claimed in claim 3, wherein: and the second sliding block is provided with a fixing bolt, and the bristle plate and the second sliding block are fixed through the fixing bolt.

6. A print head with a controllable amount of ink as claimed in claim 1, wherein: and one side of the printing head main body is fixedly connected with a U-shaped plate, and the motor is fixedly connected with the U-shaped plate.

7. A print head with a controllable amount of ink as claimed in claim 1, wherein: the front side of the printing head main body is connected with a connecting cover through a hasp, and a sealing ring is arranged between the connecting cover and the printing head main body.