CN215551788U

CN215551788U - Screen frame positioning mechanism of printing machine

Info

Publication number: CN215551788U
Application number: CN202122171182.7U
Authority: CN
Inventors: 董立豪; 董宁飞; 李卓希; 董立宁; 陈雪玲; 董卫华; 马秋红
Original assignee: Xingtai Pingchuan Printing Co ltd
Current assignee: Xingtai Pingchuan Printing Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-01-18
Anticipated expiration: 2031-09-09

Abstract

The utility model discloses a screen frame positioning mechanism of a printing machine, which comprises a support frame, wherein a fixed block is arranged at the top end of the support frame, two rotating discs which are symmetrical to each other are arranged in the middle of the top end of the fixed block, a gear disc is arranged on one side of the top end of the fixed block, connecting rods which are symmetrical to each other are arranged on the other side of the top end of the fixed block, clamping rods are arranged at the bottoms of one ends of the connecting rods, a screen frame is arranged between the clamping rods, a control panel is arranged on one side wall of the support frame, a connecting plate is arranged at the bottom end inside the support frame, a motor is arranged at the top of one end of the connecting plate, a rotating shaft is arranged at the top end of the motor, and the rotating shaft sequentially penetrates through the support frame and the fixed block. Has the advantages that: the distance between the clamping plates is adjusted through the rotation of the motor, so that the clamping and positioning of the clamping plates on the screen frame are realized, the screen frame is convenient and fast to replace or disassemble, the efficiency of workers is improved, and the stability of the positioning mechanism is improved.

Description

Screen frame positioning mechanism of printing machine

Technical Field

The utility model relates to the field of printing equipment, in particular to a screen frame positioning mechanism of a printing machine.

Background

Printing is the equipment that one kind printed required pattern on the substrate, has the lithography apparatus of a lot of different grade types on the market at present, and one of them printing machine is the route of passing through of injecing printing ink through the screen, and then realizes printing, can not take place the skew for the pattern of guaranteeing to print, need advance accurate location to the position of screen frame, screen printing machine on the market at present, its screen frame position control is very inconvenient, the troublesome poeration and the precision of adjusting are relatively poor.

Among them, patent No. CN212827337U discloses a screen frame positioning mechanism of a printing machine, the device comprises a movable frame arranged at the front and the rear of an installation plate, a first adjusting screw rod is rotatably connected at the front and the rear of the installation plate and is in threaded connection with the movable frame, a left positioning fixture block and a right positioning fixture block are arranged on the movable frame leftwards and rightwards, the bottoms of the left positioning fixture block and the right positioning fixture block are attached to the movable frame, a second adjusting screw rod is rotatably connected on the movable frame, the spiral directions of a first thread section and a second thread section are opposite, the position of the positioning fixture block is adjusted by the adjusting mechanism and the four corners of the screen frame are clamped tightly to realize the positioning of the screen frame, however, when in adjustment, the four screw rods are screwed manually to clamp the screen frame, therefore, the labor time of workers can be increased in the screwing process, and the screen frame can be disassembled only by screwing the screw rod with great force during disassembly.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

The present invention provides a screen frame positioning mechanism of a printing machine, which is directed to the problems in the related art, so as to overcome the above technical problems in the related art.

Therefore, the utility model adopts the following specific technical scheme:

a screen frame positioning mechanism of a printing machine comprises a supporting frame, wherein a fixed block is arranged at the top end of the supporting frame, two mutually symmetrical rotary tables are arranged in the middle of the top end of the fixed block, a gear plate is arranged on one side of the top end of the fixed block, mutually symmetrical connecting rods are arranged on the other side of the top end of the fixed block, clamping rods are arranged at the bottoms of one ends of the connecting rods, and a screen frame is arranged between the clamping rods; a control panel is arranged on one side wall of the support frame, a connecting plate is arranged at the bottom inside the support frame, the connecting plate is fixedly connected with the bottom side wall of the support frame, a motor is arranged at the top of one end of the connecting plate, a rotating shaft is arranged at the top end of the motor, and the rotating shaft sequentially penetrates through the support frame and the fixing block.

Furthermore, in order to realize the connection between the fixed block and the gear disc, the rotary disc and the connecting rod, the middle part of the top end of the fixed block is provided with a first projection, one side of the top end of the fixed block is provided with a second projection, and the other side of the top end of the fixed block is provided with a first through hole matched with the rotary shaft.

Further, in order to enable the rotary disc to rotate under the action of the gear disc, a second through hole matched with the first protruding block is formed in the middle of the rotary disc, fixed teeth meshed with the gear disc are formed in the side wall of the rotary disc, the two rotary discs are connected through the fixed teeth in a meshed mode, a connecting block is arranged on one side of each rotary disc, and a third through hole is formed in one end, far away from the second through hole, of the connecting block.

Furthermore, in order to realize clamping and positioning of the screen frame by the clamping plate, a third bump matched with the through hole in three phases is arranged at one end of the clamping rod, a fourth bump is arranged in the middle of the clamping rod, a fifth bump is arranged on the side wall of the other end of the clamping rod, the clamping plate is arranged on one side of the fifth bump, and the clamping plate is matched with the screen frame.

Furthermore, in order to realize the connection between the connecting rod and the fixing block as well as between the connecting rod and the clamping rod, a through hole IV matched with the convex block II is formed in one end of the connecting rod, and a through hole V matched with the convex block IV is formed in the other end of the connecting rod.

Furthermore, in order to enable the gear disc to rotate under the action of the motor, one end of the rotating shaft is fixedly connected with an output shaft of the motor, and the other end of the rotating shaft is fixedly connected with the gear disc.

Furthermore, in order to avoid the clamping plate from skidding and damaging the screen frame in the clamping and positioning process of the screen frame, the side wall of the clamping plate is provided with an antiskid rubber pad.

The utility model has the beneficial effects that:

1. through setting up fixed block, carousel, toothed disc, motor and pivot to realized that the carousel realizes reciprocating rotation under the effect of motor, through setting up the clamping bar, thereby realized the clamping bar to the tight location of clamp of screen frame, and then guaranteed positioning mechanism's stability and efficiency nature in the printing process.

2. Through setting up fixed tooth and toothed disc for two carousels carry out opposite direction's rotary motion under toothed disc's rotation, thereby make two clamp bars inwards or outwards move simultaneously, and then realized the tight location of clamp bar to the clamp of screen frame.

3. The anti-skidding rubber pads are arranged on the side walls of the clamping plates, so that the clamping plates are prevented from skidding in the clamping and positioning process of the screen frame and damaging the screen frame, and the stability of the positioning mechanism in the printing process is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of a frame positioning mechanism of a printing press according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a fixing block in a frame positioning mechanism of a printing machine according to an embodiment of the utility model;

fig. 3 is a schematic structural view of a rotary table in a frame positioning mechanism of a printing press according to an embodiment of the present invention;

fig. 4 is a schematic view of the structure of a clamping bar in a frame positioning mechanism of a printing press according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a link in a frame positioning mechanism of a printing press according to an embodiment of the present invention.

In the figure:

1. a support frame; 2. a fixed block; 201. a first bump; 202. a second bump; 203. a first through hole; 3. a turntable; 301. a second through hole; 302. fixing teeth; 303. connecting blocks; 304. a third through hole; 4. a gear plate; 5. a connecting rod; 501. a fourth through hole; 502. a fifth through hole; 6. a clamping lever; 601. a third bump; 602. fourthly, forming a bump; 603. a fifth bump; 604. a clamping plate; 7. a screen frame; 8. a control panel; 9. a connecting plate; 10. a motor; 11. a rotating shaft.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the utility model, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to an embodiment of the present invention, there is provided a frame positioning mechanism of a printing press.

Referring to the drawings and the detailed description, as shown in fig. 1-5, a screen frame positioning mechanism of a printing machine according to an embodiment of the present invention includes a support frame 1, a fixed block 2 is disposed on a top end of the support frame 1, two symmetrical rotating discs 3 are disposed in a middle portion of a top end of the fixed block 2, a gear disc 4 is disposed on one side of the top end of the fixed block 2, symmetrical connecting rods 5 are disposed on the other side of the top end of the fixed block 2, clamping rods 6 are disposed at bottoms of one ends of the connecting rods 5, and a screen frame 7 is disposed between the clamping rods 6; a side wall of support frame 1 is provided with control panel 8, and the inside bottom of support frame 1 is provided with connecting plate 9, and connecting plate 9 and support frame 1's bottom lateral wall fixed connection, and the one end top of connecting plate 9 is provided with motor 10, and the top of motor 10 is provided with pivot 11, and pivot 11 runs through in support frame 1 and fixed block 2 in proper order, and motor 10 is connected with 8 electricity of control panel.

By means of the technical scheme, the fixing block 2, the rotary disc 3, the gear disc 4, the motor 10 and the rotating shaft 11 are arranged, so that the rotary disc 3 can rotate back and forth under the action of the motor, the clamping rod 6 is arranged, the clamping and positioning of the clamping rod 6 on the screen frame 7 are achieved, and the stability and the efficiency of the positioning mechanism in the printing process are further guaranteed.

In one embodiment, for the fixed block 2, two first protruding blocks 201 are arranged in the middle of the top end of the fixed block 2, two second protruding blocks 202 are arranged on one side of the top end of the fixed block 2, and a first through hole 203 matched with the rotating shaft 11 is arranged on the other side of the top end of the fixed block 2, so that the fixed block 2 is connected with the gear disc 4, the rotating disc 3 and the connecting rod 5, and the rotating disc 3 rotates back and forth under the action of the motor.

In one embodiment, for the turntable 3, a second through hole 301 matched with the first projection 201 is formed in the middle of the turntable 3, a fixed tooth 302 meshed with the gear disc 4 is formed in the side wall of the turntable 3, the two turntables 3 are connected in a meshed mode through the fixed tooth 302, a connecting block 303 is arranged on one side of the turntable 3, and a third through hole 304 is formed in one end, far away from the second through hole 301, of the connecting block 303, so that the turntable 3 can rotate under the action of the gear disc 4.

In one embodiment, for the clamping rod 6, one end of the clamping rod 6 is provided with a third projection 601 matched with the third through hole 304, the middle part of the clamping rod 6 is provided with a fourth projection 602, the side wall of the other end of the clamping rod 6 is provided with a fifth projection 603, one side of the fifth projection 603 is provided with a clamping plate 604, and the clamping plate 604 is matched with the screen frame 7, so that clamping and positioning of the screen frame 7 by the clamping plate 604 are realized, and stability and efficiency of the positioning mechanism in a printing process are further ensured.

In one embodiment, for the connecting rod 5, one end of the connecting rod 5 is provided with a through hole four 501 matched with the projection two 202, and the other end of the connecting rod 5 is provided with a through hole five 502 matched with the projection four 602, so that the connection between the connecting rod 5 and the fixed block 2 and the clamping rod 6 is realized, and the clamping and positioning of the clamping rod 6 on the screen frame 7 under the action of the rotary disc 3 are further realized.

In one embodiment, for the rotating shaft 11, one end of the rotating shaft 11 is fixedly connected with the output shaft of the motor 10, and the other end of the rotating shaft 11 is fixedly connected with the gear plate 4, so that the gear plate 4 is rotated under the action of the motor 10, and the stability and efficiency of the positioning mechanism in the printing process are further ensured.

In one embodiment, for the clamping plate 604, the side wall of the clamping plate 604 is provided with an anti-slip rubber pad, so as to prevent the clamping plate 604 from slipping and damaging the screen frame 7 during the clamping and positioning process of the screen frame 7, thereby ensuring the stability and efficiency of the positioning mechanism during the printing process.

For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the screen frame 7 is put on the support frame 1, the motor 10 is started through the control panel 8, so that the output shaft of the motor 10 drives the rotating shaft 11 to rotate, and then the gear disc 4 is driven to rotate, one gear disc 4 is driven to rotate under the meshing action of the gear disc 4 and the fixed teeth 302, because the two gear discs 4 are meshed with each other through the fixed teeth 302, and then the other gear disc 4 is driven to rotate in the opposite direction, the clamping rod 6 is driven to move upwards and inwards under the matching of the connecting rod 5 and the clamping rod 6, and further the distance between the two clamping plates 604 is gradually reduced, after the clamping plates 604 contact and clamp the screen frame, the motor 10 is closed through the control panel 8, so that the clamping and positioning of the screen frame 7 are realized, and when the screen frame 7 needs to be replaced or disassembled after printing is completed, the motor 10 is started through the control panel 8, so that the motor 10 rotates in the opposite direction, the gear disc 4 is driven to rotate in the opposite direction, the clamping rod 6 moves downwards and outwards, the distance between the two clamping plates 604 is gradually increased, then the motor 10 can be closed through the control panel 8, and the net frame 7 is taken out, so that the replacement and the disassembly of the net frame 7 are realized.

In conclusion, by means of the technical scheme of the utility model, the fixed block 2, the rotary disc 3, the gear disc 4, the motor 10 and the rotating shaft 11 are arranged, so that the rotary disc 3 can rotate back and forth under the action of the motor 10, and the clamping rod 6 is arranged, so that the clamping rod 6 can clamp and position the screen frame 7, and the stability and the efficiency of the positioning mechanism in the printing process are further ensured; by arranging the fixed teeth 302 and the gear disc 4, the two rotary discs 3 rotate in opposite directions under the rotation of the gear disc 4, so that the two clamping rods 6 can move inwards or outwards simultaneously, and the clamping and positioning of the clamping rods 6 on the screen frame 7 are realized; the anti-skidding rubber pads are arranged on the side walls of the clamping plates 604, so that the clamping plates 604 are prevented from skidding in the clamping and positioning process of the screen frame 7 and damaging the screen frame 7, and the stability of the positioning mechanism in the printing process is improved.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a screen frame positioning mechanism of printing machine, includes support frame (1), its characterized in that:

a fixed block (2) is arranged at the top end of the support frame (1), two mutually symmetrical rotary tables (3) are arranged in the middle of the top end of the fixed block (2), a gear plate (4) is arranged on one side of the top end of the fixed block (2), mutually symmetrical connecting rods (5) are arranged on the other side of the top end of the fixed block (2), clamping rods (6) are arranged at the bottoms of one ends of the connecting rods (5), and a net frame (7) is arranged between the clamping rods (6);

a side wall of support frame (1) is provided with control panel (8), the inside bottom of support frame (1) is provided with connecting plate (9), just connecting plate (9) with the bottom lateral wall fixed connection of support frame (1), the one end top of connecting plate (9) is provided with motor (10), the top of motor (10) is provided with pivot (11), just pivot (11) run through in proper order in support frame (1) with fixed block (2).

2. The screen frame positioning mechanism of the printing machine as claimed in claim 1, wherein the middle of the top end of the fixed block (2) is provided with two first protruding blocks (201), one side of the top end of the fixed block (2) is provided with two second protruding blocks (202), and the other side of the top end of the fixed block (2) is provided with a first through hole (203) matched with the rotating shaft (11).

3. The frame positioning mechanism of a printing machine, as set forth in claim 2, characterized in that a second through hole (301) is formed in the middle of the rotary table (3) and is matched with the first projection (201), a fixed tooth (302) meshed with the gear plate (4) is formed in the side wall of the rotary table (3), the two rotary tables (3) are connected with each other through the fixed tooth (302), a connecting block (303) is arranged on one side of the rotary table (3), and a third through hole (304) is formed in one end of the connecting block (303) far away from the second through hole (301).

4. The frame positioning mechanism of a printing machine according to claim 3, wherein one end of the clamping rod (6) is provided with a third projection (601) matched with the third through hole (304), the middle part of the clamping rod (6) is provided with a fourth projection (602), the side wall of the other end of the clamping rod (6) is provided with a fifth projection (603), one side of the fifth projection (603) is provided with a clamping plate (604), and the clamping plate (604) is matched with the frame (7).

5. The frame positioning mechanism of a printing machine according to claim 4, wherein one end of the link (5) is provided with a through hole four (501) matched with the projection two (202), and the other end of the link (5) is provided with a through hole five (502) matched with the projection four (602).

6. The frame positioning mechanism of a printing machine according to claim 1 or 2, wherein one end of the rotating shaft (11) is fixedly connected with an output shaft of the motor (10), and the other end of the rotating shaft (11) is fixedly connected with the gear plate (4).

7. The frame positioning mechanism of a printing press as recited in claim 1, wherein the side walls of the clamping plate (604) are provided with anti-slip rubber pads.