Screen printing machine printing head convenient to maintain

Abstract

The screen printer printing head convenient to maintain comprises a mounting base plate, a lifting air cylinder is arranged on the mounting base plate, the lower end of a piston rod of the lifting air cylinder penetrates through the mounting base plate, a scraper mounting plate is arranged below the mounting base plate, and the scraper mounting plate is fixedly connected with the lower end of the piston rod; a scraper is mounted on the scraper mounting plate, first support plates are arranged at the two ends of the mounting seat plate respectively, a second support plate is arranged on the outer side of one end of the mounting seat plate, a rotating shaft is arranged on the second support plate, and the outer end of the rotating shaft is rotationally arranged on the first support plate close to the second support plate; a first horizontal bottom plate is arranged on the outer side of the other end of the mounting seat plate, a third support plate is arranged on the first horizontal bottom plate, at least two drawing pins are arranged on the third support plate, and the outer ends of the drawing pins are rotationally arranged on the first support plate close to the third support plate. The screen printer printing head convenient to maintain is convenient to replace, maintain and operate during production and use.

Description

Technical Field

[0001] The invention relates to the technical field of screen printing, in particular to a printing head of a screen printer which is convenient to maintain. Background Art

[0002] HTCC hole filling printer is mainly used for filling small holes of 8-inch framed HTCC tiles. The small holes on the HTCC tiles are printed and filled by a screen printer. A printing head is used for printing. There is a printing scraper on the printing head. The scraper moves back and forth on the screen to scrape the printing ink. The hole filling printing head is an important core component for hole filling. The printing head involves the replacement and maintenance of the printing head and the scraper during use. The convenience of replacement and maintenance of the printing head and the scraper needs to be considered to improve the convenience of operation and work efficiency.

[0003] The patent with the authorization announcement number CN 219191656 U discloses a printing machine scraper assembly, which includes a mounting plate, a first limit frame mounted on the mounting plate, two second limit frames mounted on the mounting plate and arranged on both sides of the first limit frame, a pressure plate arranged at the bottom of the first limit frame, an elastic member arranged between the first limit frame and the pressure plate, and a scraper body clamped between the second limit frame and the pressure plate, wherein the first limit frame squeezes the pressure plate through the elastic member, thereby making the pressure plate and the second limit frame clamp the scraper body. The utility model is provided with a first limit frame, a second limit frame, a pressure plate and an elastic member, wherein the first limit frame squeezes the pressure plate through the elastic member, thereby making the pressure plate and the second limit frame clamp the scraper body. When replacing the scraper body, the pressure plate is pressed to make the pressure plate loosen the scraper body, thereby realizing that the scraper body can be quickly and freely disassembled and assembled, and the utility model is highly practical. However, the utility model does not involve the replacement and maintenance of the entire printing head, including the replacement and maintenance of the scraper mounting mechanism. Summary of the invention

[0004] In view of the deficiencies of the prior art, the present invention provides a screen printing machine printing head that is easy to maintain. The screen printing machine printing head is easy to replace and maintain and is easy to operate.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a screen printing machine printing head that is easy to maintain, comprising a mounting base plate, a lifting cylinder is arranged on the mounting base plate, the lower end of the piston rod of the lifting cylinder passes through the mounting base plate, a scraper mounting plate is arranged below the mounting base plate, the scraper mounting plate is fixedly connected to the lower end of the piston rod, a scraper is installed on the scraper mounting plate, two ends of the mounting base plate are respectively provided with a first bracket plate, a second bracket plate is arranged on the outer side of one end of the mounting base plate, a rotating shaft is arranged on the second bracket plate, the rotating shaft is parallel to the mounting base plate, the outer end of the rotating shaft is rotatably arranged on a first bracket plate adjacent to the second bracket plate, a first horizontal bottom plate is arranged on the outer side of the other end of the mounting base plate, a third bracket plate is arranged on the first horizontal bottom plate, at least two pulling pins are arranged on the third bracket plate, and the outer end of the pulling pin is rotatably arranged on a first bracket plate adjacent to the third bracket plate.

[0006] Preferably, a flip operating handle is provided on the mounting seat plate.

[0007] Preferably, a movable clamp is provided on the first horizontal bottom plate, a lifting and lowering pressure head is provided on the clamping arm of the movable clamp, and the lifting and lowering pressure head is located above the mounting seat plate.

[0008] Preferably, a second horizontal bottom plate is arranged on the outer side of one end of the mounting seat plate, a movable clamp is arranged on the second horizontal bottom plate, a lifting pressure head is arranged on the clamp arm of the movable clamp, and the lifting pressure head is located above the mounting seat plate.

[0009] Preferably, two scraper mounting pins are provided on the scraper mounting plate.

[0010] Preferably, two guide rods are provided on the mounting seat plate, the guide rods penetrate the mounting seat plate, and the lower ends of the guide rods are fixedly connected to the scraper mounting plate.

[0011] The screen printer print head that is easy to maintain provided by the present invention has the following beneficial effects: the screen printer print head that is easy to maintain provided by the present invention can rotate the print head mechanism to a convenient position by setting a rotating shaft, and is easy to replace and maintain during production and use, and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 A schematic diagram of the structure of the screen printing machine printing head for easy maintenance of the present invention;

[0013] Figure 2 A front view of the screen printer print head for easy maintenance of the present invention;

[0014] Figure 3 A schematic diagram of the partial structure of the pull pin of the screen printing machine printing head for easy maintenance in the embodiment of the present invention. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0016] See also Figures 1 to 3 The present invention provides a technical solution: a screen printing machine printing head that is easy to maintain, comprising a mounting base plate 1, a lifting cylinder 2 is arranged on the mounting base plate 1, the lower end of the piston rod of the lifting cylinder 2 passes through the mounting base plate 1, a scraper mounting plate 3 is arranged below the mounting base plate 1, the scraper mounting plate 3 is fixedly connected to the lower end of the piston rod, a scraper 4 is installed on the scraper mounting plate 3, first bracket plates 5 are arranged at both ends of the mounting base plate 1, a second bracket plate 6 is arranged on the outer side of one end of the mounting base plate 1, a rotating shaft 7 is arranged on the second bracket plate 6, the rotating shaft 7 is parallel to the mounting base plate 1, the outer end of the rotating shaft 7 is rotatably arranged on the first bracket plate 5 adjacent to the second bracket plate 6, a first horizontal bottom plate 8 is arranged on the outer side of the other end of the mounting base plate 1, a third bracket plate 9 is arranged on the first horizontal bottom plate 8, at least two pull pins 10 are arranged on the third bracket plate 9, and the outer end of the pull pin 10 is rotatably arranged on the first bracket plate 5 adjacent to the third bracket plate 9.

[0017] Preferably, a flip operating handle 11 is provided on the mounting seat plate 1 .

[0018] Preferably, a movable clamp 12 is provided on the first horizontal bottom plate 8, and a lifting head 14 is provided on the clamp arm 13 of the movable clamp 12. The lifting head 14 is located above the mounting seat plate 1. The movable clamp 12 adopts a conventional movable clamp structure in the prior art. When the pressure rod 15 is pulled, the lifting head 14 will be pressed down onto the mounting seat plate 1, and when the pressure rod 15 is pulled in the opposite direction, the lifting head 14 will be lifted. The lifting head 14 presses the mounting seat plate 1 to increase the stability of the mounting seat plate 1.

[0019] Preferably, a second horizontal bottom plate 16 is provided on the outer side of one end of the mounting seat plate 1 , a movable clamp 12 is provided on the second horizontal bottom plate 16 , a lifting head 14 is provided on the clamp arm 13 of the movable clamp 12 , and the lifting head 14 is located above the mounting seat plate 1 .

[0020] Preferably, two scraper installation pins 17 are provided on the scraper installation plate 3 for installing the scraper.

[0021] Preferably, two linear bearings 18 are provided on the mounting base plate 1, and a guide rod 19 is provided in each of the two linear bearings 18. The guide rod 19 passes through the mounting base plate 1, and the lower end of the guide rod 19 is fixedly connected to the connecting plate 20, and the connecting plate 20 is fixedly connected to the scraper mounting plate 3. The guide rod 19 guides the lifting and lowering of the scraper mounting plate 3 and the scraper 4, thereby increasing the stability of the lifting and lowering of the scraper mounting plate 3 and the scraper 4.

[0022] When the printing head of the screen printing machine which is easy to maintain of the present invention is in use, the lifting cylinder 2 pushes the scraper mounting plate 3 and the scraper 4 down to the printing screen for printing. When maintenance or replacement of the scraper mounting plate 3 and the scraper 4 is required, the two pull pins 10 are pulled out, and the flip operating handle 11 is turned by hand. The entire mounting base plate 1 and the scraper mounting plate 3 are rotated around the rotating shaft 7, so that the scraper mounting plate 3 and the scraper 4 are turned outward and away from the printing screen, and there is enough space to replace the scraper mounting plate 3 and the scraper 4, so that the replacement and maintenance of the scraper mounting plate 3 and the scraper 4 are convenient.

[0023] The above are only preferred specific implementation modes of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solutions and inventive concepts of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A screen printer printing head that is easy to maintain, comprising a mounting base plate, characterized in that: The cam is provided with a lifting cylinder, and the lower end of the piston rod of the lifting cylinder passes through the mounting seat plate, and a scraper mounting plate is provided under the mounting seat plate, and the scraper mounting plate is fixedly connected to the lower end of the piston rod, and a scraper is installed on the scraper mounting plate, and first bracket plates are respectively provided at both ends of the mounting seat plate, and a second bracket plate is provided on the outer side of one end of the mounting seat plate, and a rotating shaft is provided on the second bracket plate, and the rotating shaft is parallel to the mounting seat plate, and the outer end of the rotating shaft is rotatably set on a first bracket plate adjacent to the second bracket plate, and a first horizontal bottom plate is provided on the outer side of the other end of the mounting seat plate, and a third bracket plate is provided on the first horizontal bottom plate, and at least two pulling pins are provided on the third bracket plate, and the outer end of the pulling pin is rotatably set on a first bracket plate adjacent to the third bracket plate.

2. The screen printing machine printing head with easy maintenance according to claim 1, characterized in that: The mounting seat plate is provided with a flip operation handle.

3. The screen printing machine printing head with convenient maintenance according to claim 2, characterized in that: The first horizontal bottom plate is provided with a movable clamp, a clamp arm of the movable clamp is provided with a lifting pressure head, and the lifting pressure head is located above the mounting seat plate.

4. The screen printing machine printing head with convenient maintenance according to claim 3, characterized in that: A second horizontal bottom plate is arranged outside one end of the mounting seat plate, a movable clamp is arranged on the second horizontal bottom plate, a lifting pressure head is arranged on the clamp arm of the movable clamp, and the lifting pressure head is located above the mounting seat plate.

5. The screen printing machine printing head with convenient maintenance according to claim 1, characterized in that: The scraper installation plate is provided with two scraper installation latches.

6. The screen printing machine printing head with convenient maintenance according to claim 1, characterized in that: The mounting seat plate is provided with two guide rods, the guide rods penetrate the mounting seat plate, and the lower ends of the guide rods are fixedly connected to the scraper mounting plate.

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