CN111907199A - Solder paste printing machine capable of automatically moving steel mesh - Google Patents

Abstract

The invention discloses a solder paste printing machine capable of automatically moving a steel mesh, which comprises a rack, wherein a first cross beam and a second cross beam are symmetrically arranged on two sides of the top of the rack, a steel mesh moving frame is arranged between the first cross beam and the second cross beam, a steel mesh is placed on the steel mesh moving frame, a steel mesh moving module is arranged on the inner side surface of the first cross beam, and the steel mesh moving module drives the steel mesh to move left and right on the steel mesh moving frame. According to the invention, the steel mesh is automatically moved through the steel mesh moving module, the scraper synchronously moves while the steel mesh is moved, and the aim is that residual solder paste on the scraper cannot drip on the position on the steel mesh where dripping is forbidden, and poor printing can be caused if the solder paste on the scraper drips on the position on the steel mesh where dripping is forbidden.

Description

Solder paste printing machine capable of automatically moving steel mesh

Technical Field

The invention relates to the technical field of printing machines, in particular to a solder paste printing machine capable of automatically moving a steel mesh.

Background

With the increasingly sophisticated miniaturization of electronic products, the production of PCBs (Printed Circuit boards) for electronic products must be completed by SMT (Surface Mount Technology) equipment, and in the SMT process, a solder paste printing process is a very critical part, and the solder paste printing process is completed by a solder paste printer.

Modern solder paste printing machines generally comprise mechanisms such as plate loading, solder paste adding, stamping, power transmission circuit boards and the like. The working principle of the automatic paster-mounting machine is that a circuit board to be printed is fixed on a printing positioning table, then solder paste or red glue is subjected to screen printing on corresponding bonding pads through a steel mesh by a left scraper and a right scraper of the printing machine, and the PCB with uniform screen printing is input into the paster-mounting machine through a transmission table to be subjected to automatic paster mounting.

However, the existing solder paste printing machine does not have the function of automatically moving the steel mesh when the wiping mesh paper is replaced, and the operator needs to manually move the steel mesh when the steel mesh needs to be moved when the wiping mesh paper is replaced, and at the moment, the scraper does not move together with the steel mesh, so that solder paste on the scraper can drip on the position, where dripping is forbidden, of the steel mesh, and poor printing can be caused.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a solder paste printer capable of automatically moving a steel mesh.

The technical scheme of the invention is as follows:

the utility model provides an automatic move tin cream printing machine of steel mesh, a serial communication port, which comprises a frame, the top bilateral symmetry of frame is provided with first crossbeam and second crossbeam, first crossbeam with be provided with the steel mesh between the second crossbeam and remove the frame, the steel mesh has been placed on the steel mesh removal frame, the medial surface of first crossbeam is provided with steel mesh removal module, the steel mesh removes the module and drives the steel mesh is in remove about on the steel mesh removal frame.

According to the invention with the scheme, two sides of the steel mesh moving frame are respectively fixed at the lower ends of the inner side surfaces of the first cross beam and the second cross beam, and the steel mesh moving module is positioned above the steel mesh moving frame.

According to the scheme, the steel mesh moving module comprises a first motor, a first lead screw sliding block, a vertical cylinder and a transverse cylinder, the first motor is fixed on the inner side surface of the first cross beam, the first motor is connected with the first lead screw and drives the first lead screw to rotate, the first lead screw sliding block is sleeved on the threaded section of the first lead screw and moves left and right along the threaded section of the first lead screw, the first lead screw sliding block is fixed with the vertical cylinder, the transverse cylinder is fixed with the movable end of the vertical cylinder, the movable end of the transverse cylinder faces the movable end of the vertical cylinder, and the movable end of the transverse cylinder and the movable end of the vertical cylinder clamp the frame edge of the steel mesh.

Further, the vertical cylinder is fixed with the first screw rod slide block through a vertical cylinder seat, and the transverse cylinder is fixed with the movable end of the vertical cylinder through a transverse cylinder seat.

Furthermore, a first sliding block is arranged on the side face, opposite to the inner side face of the first cross beam, of the first lead screw sliding block, a first linear guide rail matched with the first sliding block is arranged on the inner side face of the first cross beam, and the first lead screw sliding block moves left and right along the first linear guide rail through the first sliding block.

Furthermore, an output shaft of the first motor is connected with the first screw rod through a first coupler and drives the first screw rod to rotate.

Furthermore, a first support and a second support are arranged on the inner side face of the first cross beam, one end of the first lead screw is arranged on the first support through a first rotating shaft, the other end of the first lead screw is arranged on the second support through a second rotating shaft, and the first motor is fixed on the inner side face of the first cross beam through the first support.

Furthermore, a first nut kinematic pair matched with the threaded section of the first lead screw is arranged on the first lead screw sliding block, and the first lead screw sliding block is connected with the threaded section of the first lead screw through the first nut kinematic pair.

According to the invention of the scheme, the top parts of the first cross beam and the second cross beam are provided with the scraper modules and the scraper moving modules, and the scraper moving modules drive the scraper modules to move left and right on the first cross beam and the second cross beam.

Furthermore, the scraper moving module comprises a second motor, a second screw rod and a second screw rod sliding block, the second motor is fixed to the top of the first cross beam, the second motor is connected with the second screw rod and drives the second screw rod to rotate, the second screw rod sliding block is sleeved on the thread section of the second screw rod and moves left and right along the thread section of the second screw rod, and the second screw rod sliding block is fixed to the scraper module.

Furthermore, a second linear guide rail is arranged at the top of the first cross beam, a third linear guide rail is arranged at the top of the second cross beam, one side of the scraper module is connected with the second linear guide rail in a sliding mode, and the other side of the scraper module is connected with the third linear guide rail in a sliding mode.

Furthermore, a second sliding block matched with the second linear guide rail is arranged at the bottom of one side of the scraper module, and one side of the scraper module is connected with the second linear guide rail in a sliding mode through the second sliding block;

and a third sliding block matched with the third linear guide rail is arranged at the bottom of the other side of the scraper module, and the other side of the scraper module is connected with the third linear guide rail in a sliding manner through the third sliding block.

Furthermore, an output shaft of the second motor is connected with the second screw rod through a second coupler and drives the second screw rod to rotate.

Furthermore, a third support and a fourth support are arranged at the top of the first cross beam, one end of the second lead screw is arranged on the third support through a third rotating shaft, the other end of the second lead screw is arranged on the fourth support through a fourth rotating shaft, and the second motor is fixed to the top of the first cross beam through the third support.

Furthermore, a second nut kinematic pair matched with the threaded section of the second lead screw is arranged on the second lead screw sliding block, and the second lead screw sliding block is connected with the threaded section of the second lead screw through the second nut kinematic pair.

According to the scheme, foot pads are arranged at four corners of the bottom of the rack.

The invention has the beneficial effects that:

1. according to the invention, the automatic movement of the steel mesh is realized through the steel mesh moving module, manual operation is not needed, the moving precision is high, the printing efficiency and the printing quality of the solder paste printing machine can be effectively improved, and meanwhile, the scraper moving module drives the scraper module to synchronously move along with the steel mesh, so that solder paste remained on a scraper of the scraper module can not fall on other places of the steel mesh, and the influence of the solder paste on the printing area of the steel mesh on the printing quality is avoided;

2. the steel mesh moving module is simple and stable in structure, and can stably drive the steel mesh to move on the steel mesh moving frame;

3. according to the steel mesh moving module, the first screw rod sliding block can stably move along the threaded section of the first screw rod through the first sliding block and the first linear guide rail, so that the overall stability of the steel mesh moving module is further ensured;

4. the scraper moving module is simple and stable in structure, and can stably drive the scraper module belt to move;

5. according to the scraper module, the scraper module can stably move on the first cross beam and the second cross beam through the second sliding block, the third sliding block, the second linear guide rail and the third linear guide rail;

6. the foot pads are arranged at four corners of the bottom of the rack, so that the double-track solder paste printer can be stably placed on the ground plane, and the overall stability of the equipment is improved.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the connection between the first beam, the second beam, the steel net moving rack and the steel net moving module according to one embodiment of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic structural diagram of a steel mesh moving module according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a first beam according to an embodiment of the invention;

FIG. 6 is a schematic structural diagram of a second beam according to an embodiment of the invention;

FIG. 7 is a schematic structural diagram of a doctor blade moving module according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a doctor blade module according to an embodiment of the present invention;

in the context of the figures, it is,

1. a frame; 101. a foot pad;

2. a first cross member; 201. a first linear guide rail; 202. a first bracket; 203. a second bracket; 204. a second linear guide; 205. a third support; 206. a fourth bracket;

3. a second cross member; 301. a third linear guide rail;

4. a steel mesh moving frame; 401. a first steel mesh moving frame; 402. a second steel mesh moving frame;

5. a steel mesh;

6. a steel mesh moving module; 601. a first motor; 602. a first lead screw; 603. a first lead screw slide block; 604. a vertical cylinder; 605. a transverse cylinder; 6011. a first coupling; 6041. a vertical cylinder block; 6031. a first slider; 6032. a first nut kinematic pair; 6041. a vertical cylinder block; 6051. a transverse cylinder block;

7. a scraper module; 701. a second slider; 702. a third slider;

8. a scraper moving module; 801. a second motor; 802. a second lead screw; 803. a second lead screw slide block; 8011. a second coupling; 8031. and a second nut kinematic pair.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

It will be understood that when an element is referred to as being "disposed on" or "secured to" or "disposed on" or "coupled to" another element, it can be directly or indirectly disposed on the other element. The terms "upper", "lower", "left", "right", "inner", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are only for convenience of description and should not be construed as limiting the technical solution. The terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features.

Referring to fig. 1 and 2, an embodiment of the invention provides a solder paste printing machine capable of automatically moving a steel mesh, which includes a frame 1, a first beam 2 and a second beam 3 are symmetrically disposed on two sides of a top of the frame 1, a steel mesh moving frame 4 is disposed between the first beam 2 and the second beam 3, two sides of the steel mesh moving frame 4 are respectively fixed to lower ends of inner sides of the first beam 2 and the second beam 3, a steel mesh 5 is disposed on the steel mesh moving frame 4, a steel mesh moving module 6 is disposed on an inner side of the first beam 2, the steel mesh moving module 6 is located above the steel mesh moving frame 4, and the steel mesh moving module 6 drives the steel mesh 5 to move left and right on the steel mesh moving frame 4. According to the invention, the steel mesh 5 is automatically moved through the steel mesh moving module 6, manual operation is not required, the moving precision is high, and the printing efficiency and the printing quality of the solder paste printing machine can be effectively improved.

Referring to fig. 2 to 5, in the present embodiment, the steel mesh moving module 6 includes a first motor 601, a first lead screw 602, a first lead screw slider 603, a vertical cylinder 604 and a horizontal cylinder 605, the first motor 601 is fixed on the inner side surface of the first beam 2, the first motor 601 is connected to the first lead screw 602 and drives the first lead screw 602 to rotate, the first lead screw slider 603 is sleeved on the threaded section of the first lead screw 602 and moves left and right along the threaded section of the first lead screw 602, the first lead screw slider 603 is fixed to the vertical cylinder 604, the horizontal cylinder 605 is fixed to the movable end of the vertical cylinder 604, the movable end of the horizontal cylinder 605 faces the movable end of the vertical cylinder 604, and the movable end of the horizontal cylinder 605 and the movable end of the vertical cylinder 604 clamp the frame edge of the steel mesh 5. When the first motor 601 is started, the first motor 601 drives the first screw rod 602 to rotate, the first screw rod sliding block 603 moves left and right along the thread section of the first screw rod 602 through thread transmission, because the first screw rod sliding block 603 is fixed with the vertical cylinder 604, the transverse cylinder 605 is fixed with the movable end of the vertical cylinder 604, the first screw rod sliding block 603 drives the vertical cylinder 604 and the transverse cylinder 605 to move synchronously when moving, when the first lead screw slide block 603 moves to the frame edge of the steel mesh 5, the movable end of the vertical cylinder 604 moves downwards, the horizontal cylinder 605 descends along with the movable end of the vertical cylinder 604 and is clamped on the frame edge of the steel mesh 5, then the movable end of the horizontal cylinder 605 is pressed outwards to prop against the frame edge of the steel mesh 5, when the movable end of the horizontal cylinder 605 and the movable end of the vertical cylinder 604 interact to clamp the frame edge of the steel plate and then move the first lead screw slide 603, the steel mesh 5 will move synchronously with the first lead screw slide 603. The steel mesh moving module 6 is simple and stable in structure, and can stably drive the steel mesh 5 to move on the steel mesh moving frame 4.

Referring to fig. 3 and 4, in a preferred embodiment, the vertical cylinder 604 is fixed to the first lead screw slider 603 through a vertical cylinder seat 6041, the horizontal cylinder 605 is fixed to the movable end of the vertical cylinder 604 through a horizontal cylinder seat 6051, the vertical cylinder 604 can be stably fixed to the first lead screw slider 603 by the vertical cylinder seat 6041 and the horizontal cylinder seat 6051, and the horizontal cylinder seat 6051 can be stably fixed to the movable end of the vertical cylinder 604, so that the vertical cylinder 604 and the horizontal cylinder 605 are stably driven to synchronously move when the first lead screw slider 603 moves, thereby further ensuring the overall stability of the steel mesh moving module 6.

Referring to fig. 4 and 5, in a preferred embodiment, a first slider 6031 is disposed on a side surface of the first lead screw slider 603 opposite to an inner side surface of the first beam 2, a first linear guide 201 matched with the first slider 6031 is disposed on the inner side surface of the first beam 2, the first lead screw slider 603 moves left and right along the first linear guide 201 through the first slider 6031, and the first slider 6031 and the first linear guide 201 are disposed such that the first lead screw slider 603 can stably move left and right along a threaded section of the first lead screw 602, thereby further ensuring the overall stability of the steel mesh moving module 6.

Referring to fig. 4, in a preferred embodiment, an output shaft of the first motor 601 is connected to the first lead screw 602 through a first coupler 6011 and drives the first lead screw 602 to rotate, and the first coupler 6011 is configured to realize the stable connection between the output shaft of the first motor 601 and the first lead screw 602, so as to further ensure the overall stability of the steel mesh moving module 6.

Referring to fig. 4 and 5, in a preferred embodiment, a first bracket 202 and a second bracket 203 are disposed on an inner side surface of a first beam 2, one end of a first lead screw 602 is disposed on the first bracket 202 through a first rotating shaft (not shown), the other end of the first lead screw 602 is disposed on the second bracket 203 through a second rotating shaft (not shown), a first motor 601 is fixed on the inner side surface of the first beam 2 through the first bracket 202, and the first bracket 202 and the second bracket 203 are disposed such that the first motor 601 and the first lead screw 602 are stably fixed on the inner side surface of the first beam 2, thereby further ensuring the overall stability of the steel mesh moving module 6.

Referring to fig. 4, in a preferred embodiment, a first nut kinematic pair 6032 matched with the threaded section of the first lead screw 602 is disposed on the first lead screw slider 603, the first lead screw slider 603 is connected with the threaded section of the first lead screw 602 through the first nut kinematic pair 6032, and when the first lead screw 602 rotates, the first nut kinematic pair 6032 on the first lead screw 602 moves left and right along the threaded section of the first lead screw 602 through thread transmission, and drives the first lead screw slider 603 to move left and right. In another embodiment, the first lead screw slide 603 can be connected to the threaded section of the first lead screw 602 through a first ball screw pair, which can be selected by those skilled in the art according to the actual situation.

Referring to fig. 5 and 6, in a preferred embodiment, the steel net moving frame 4 includes a first steel net moving frame 401 and a second steel net moving frame 402 disposed opposite to each other, the first steel net moving frame 401 is fixed to the lower end of the inner side of the first beam 2, the second steel net moving frame 402 is fixed to the lower end of the inner side of the second beam 3, one side of the steel net 5 is placed on the first steel net moving frame 401, the other side of the steel net 5 is placed on the second steel net moving frame 402, and the steel net moving module 6 drives the steel net 5 to move left and right on the first steel net moving frame 401 and the second steel net moving frame 402.

Referring to fig. 1, in this embodiment, the top of the first beam 2 and the second beam 3 is provided with the scraper module 7 and the scraper moving module 8, the scraper moving module 8 drives the scraper module 7 to move left and right on the first beam 2 and the second beam 3, and the scraper moving module 8 drives the scraper module 7 to move synchronously along with the steel mesh 5, so that the residual solder paste on the scraper of the scraper module 7 does not fall on other places of the steel mesh 5, and the solder paste is prevented from falling on the printing area of the steel mesh 5 and affecting the printing quality.

Referring to fig. 7 and 8, in a preferred embodiment, the scraper moving module 8 includes a second motor 801, a second screw rod 802, and a second screw rod slider 803, the second motor 801 is fixed on the top of the first beam 2, the second motor 801 is connected to the second screw rod 802 and drives the second screw rod 802 to rotate, the second screw rod slider 803 is sleeved on the threaded section of the second screw rod 802 and moves left and right along the threaded section of the second screw rod 802, and the second screw rod slider 803 is fixed to the scraper module 7. When the second motor 801 is started, the second motor 801 drives the second lead screw 802 to rotate, the second lead screw slider 803 moves left and right along the thread section of the second lead screw 802 through thread transmission, and the second lead screw slider 803 is fixed with the scraper module 7, so that the scraper module 7 is driven to synchronously move when the second lead screw slider 803 moves. The scraper moving module 8 is simple and stable in structure and can stably drive the scraper module 7 to move.

Referring to fig. 5 and 6, in a preferred embodiment, a second linear guide 204 is disposed on the top of the first beam 2, a third linear guide 301 is disposed on the top of the second beam 3, one side of the doctor module 7 is slidably connected to the second linear guide 204, and the other side of the doctor module 7 is slidably connected to the third linear guide 301. Specifically, a second slider 701 matched with the second linear guide rail 204 is arranged at the bottom of one side of the scraper module 7, and one side of the scraper module 7 is connected with the second linear guide rail 204 in a sliding manner through the second slider 701; the bottom of the other side of the scraper module 7 is provided with a third slider 702 matched with the third linear guide rail 301, the other side of the scraper module 7 is connected with the third linear guide rail 301 in a sliding manner through the third slider 702, and the scraper module 7 can be stably moved left and right on the first beam 2 and the second beam 3 due to the arrangement of the second slider 701, the third slider 702, the second linear guide rail 204 and the third linear guide rail 301.

Referring to fig. 7, in a preferred embodiment, an output shaft of the second motor 801 is connected to the second screw rod 802 through a second coupling 8011 and drives the second screw rod 802 to rotate, and the second coupling 8011 is configured to realize a stable connection between the output shaft of the second motor 801 and the second screw rod 802, so as to further ensure the overall stability of the doctor moving module 8.

Referring to fig. 5 and 7, in a preferred embodiment, a third bracket 206 and a fourth bracket 207 are disposed on the top of the first beam 2, one end of the second lead screw 802 is disposed on the third bracket 206 through a third rotating shaft (not shown), the other end of the second lead screw 802 is disposed on the fourth bracket 207 through a fourth rotating shaft (not shown), the second motor 801 is fixed on the top of the first beam 2 through the third bracket 206, and the third bracket 206 and the fourth bracket 207 are disposed so that the second motor 801 and the second lead screw 802 can be stably fixed on the top of the first beam 2, thereby further ensuring the overall stability of the doctor blade moving module 8.

Referring to fig. 7, in a preferred embodiment, a second nut kinematic pair 8031 matched with the threaded section of the second lead screw 802 is disposed on the second lead screw slider 803, the second lead screw slider 803 is connected with the threaded section of the second lead screw 802 through the second nut kinematic pair 8031, and when the second lead screw 802 rotates, the second nut kinematic pair 8031 on the second lead screw 802 moves left and right along the threaded section of the second lead screw 802 through thread transmission, and drives the second lead screw slider 803 to move left and right. In another embodiment, the second lead screw slide 803 may also be connected to the threaded section of the second lead screw 802 through a second ball screw pair, which can be selected by those skilled in the art according to the actual situation.

In this embodiment, the present invention does not limit the specific structure of the doctor module 7, and those skilled in the art can select the structure according to actual situations.

Referring to fig. 1, in the present embodiment, foot pads 101 are disposed at four corners of the bottom of the rack 1, so that the solder paste printer can be stably placed on a ground plane, and the overall stability of the apparatus is increased.

The working principle of the invention is as follows:

when the first motor 601 is started, the first motor 601 drives the first lead screw 602 to rotate, the first lead screw sliding block 603 moves left and right along the thread section of the first lead screw 602 and the first linear guide rail 201 through thread transmission, because the first lead screw sliding block 603 is fixed with the vertical cylinder 604, the transverse cylinder 605 is fixed with the movable end of the vertical cylinder 604, the first lead screw sliding block 603 drives the vertical cylinder 604 and the transverse cylinder 605 to move synchronously when moving, when the first lead screw slide block 603 moves to the frame edge of the steel mesh 5, the movable end of the vertical cylinder 604 moves downwards, the horizontal cylinder 605 descends along with the movable end of the vertical cylinder 604 and is clamped on the frame edge of the steel mesh 5, then the movable end of the horizontal cylinder 605 is pressed outwards to prop against the frame edge of the steel mesh 5, the movable end of the transverse cylinder 605 and the movable end of the vertical cylinder 604 interact to clamp the frame edge of the steel plate, and when the first lead screw sliding block 603 is moved, the steel mesh 5 can synchronously move along with the first lead screw sliding block 603;

when the steel mesh 5 moves, the second motor 801 is started, the second motor 801 drives the second lead screw 802 to rotate, the second lead screw slider 803 moves left and right along the thread section of the second lead screw 802 through thread transmission, the second lead screw slider 803 is fixed with the scraper module 7, the scraper module 7 is driven to synchronously move when the second lead screw slider 803 moves, and the scraper module 7 and the steel mesh 5 can synchronously move only by controlling the rotating speeds of the first motor 601 and the second motor 801.

The invention has the beneficial effects that:

1. according to the invention, the steel mesh 5 is automatically moved through the steel mesh moving module 6, manual operation is not needed, the moving precision is high, the printing efficiency and the printing quality of the solder paste printing machine can be effectively improved, and meanwhile, the scraper moving module 8 drives the scraper module 7 to synchronously move along with the steel mesh 5, so that solder paste remained on a scraper of the scraper module 7 cannot fall on other places of the steel mesh 5, and the influence of the solder paste on the printing area of the steel mesh 5 and the printing quality is avoided;

2. the steel mesh moving module 6 is simple and stable in structure, and can stably drive the steel mesh 5 to move on the steel mesh moving frame 4;

3. according to the invention, the first slide block 6031 and the first linear guide rail 201 enable the first lead screw slide block 603 to stably move along the threaded section of the first lead screw 602, so that the overall stability of the steel mesh moving module 6 is further ensured;

4. the scraper moving module 8 is simple and stable in structure and can stably drive the scraper module 7 to move;

5. according to the invention, the scraper module 7 can stably move on the first cross beam 2 and the second cross beam 3 through the second sliding block 701, the third sliding block 702, the second linear guide rail 204 and the third linear guide rail 301;

6. the foot pads are arranged at four corners of the bottom of the frame 1, so that the double-track solder paste printer can be stably placed on the ground plane, and the overall stability of the equipment is improved.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

The invention is described above with reference to the accompanying drawings, which are illustrative, and it is obvious that the implementation of the invention is not limited in the above manner, and it is within the scope of the invention to adopt various modifications of the inventive method concept and technical solution, or to apply the inventive concept and technical solution to other fields without modification.

Claims (10)

1. The utility model provides an automatic move tin cream printing machine of steel mesh, a serial communication port, which comprises a frame, the top bilateral symmetry of frame is provided with first crossbeam and second crossbeam, first crossbeam with be provided with the steel mesh between the second crossbeam and remove the frame, the steel mesh has been placed on the steel mesh removal frame, the medial surface of first crossbeam is provided with steel mesh removal module, the steel mesh removes the module and drives the steel mesh is in remove about on the steel mesh removal frame.

2. The solder paste printing machine with automatic steel mesh moving mechanism according to claim 1, wherein two sides of the steel mesh moving frame are fixed to the lower ends of the inner sides of the first beam and the second beam, respectively, and the steel mesh moving module is located above the steel mesh moving frame.

3. The solder paste printing machine capable of automatically moving the steel mesh according to claim 1, wherein the steel mesh moving module comprises a first motor, a first lead screw slider, a vertical cylinder and a transverse cylinder, the first motor is fixed on the inner side surface of the first beam, the first motor is connected with the first lead screw and drives the first lead screw to rotate, the first lead screw slider is sleeved on the threaded section of the first lead screw and moves left and right along the threaded section of the first lead screw, the first lead screw slider is fixed with the vertical cylinder, the transverse cylinder is fixed with the movable end of the vertical cylinder, the movable end of the transverse cylinder faces the movable end of the vertical cylinder, and the movable end of the transverse cylinder and the movable end of the vertical cylinder clamp the frame edge of the steel mesh.

4. The solder paste printing machine capable of automatically moving a steel mesh according to claim 3, wherein the vertical cylinder is fixed with the first lead screw slider through a vertical cylinder seat, and the horizontal cylinder is fixed with a movable end of the vertical cylinder through a horizontal cylinder seat.

5. The solder paste printing machine with automatic steel mesh moving function according to claim 3, wherein a first slider is disposed on a side surface of the first lead screw slider opposite to the inner side surface of the first beam, a first linear guide rail matched with the first slider is disposed on the inner side surface of the first beam, and the first lead screw slider moves left and right along the first linear guide rail through the first slider.

6. The solder paste printing machine with automatic steel mesh moving function of claim 1, wherein the top of the first beam and the second beam is provided with a scraper module and a scraper moving module, and the scraper moving module drives the scraper module to move left and right on the first beam and the second beam.

7. The solder paste printing machine with automatic steel mesh moving function of claim 6, wherein the scraper moving module comprises a second motor, a second lead screw and a second lead screw slider, the second motor is fixed on the top of the first beam, the second motor is connected with the second lead screw and drives the second lead screw to rotate, the second lead screw slider is sleeved on the threaded section of the second lead screw and moves left and right along the threaded section of the second lead screw, and the second lead screw slider is fixed with the scraper module.

8. The solder paste printing machine with automatic steel mesh moving function according to claim 7, wherein the top of the first beam is provided with a second linear guide rail, the top of the second beam is provided with a third linear guide rail, one side of the scraper module is slidably connected with the second linear guide rail, and the other side of the scraper module is slidably connected with the third linear guide rail.

9. The solder paste printing machine capable of automatically moving the steel mesh according to claim 8, wherein a second slider matched with the second linear guide rail is arranged at the bottom of one side of the scraper module, and one side of the scraper module is slidably connected with the second linear guide rail through the second slider;

and a third sliding block matched with the third linear guide rail is arranged at the bottom of the other side of the scraper module, and the other side of the scraper module is connected with the third linear guide rail in a sliding manner through the third sliding block.

10. The solder paste printing machine for automatically moving a steel mesh according to claim 1, wherein foot pads are provided at four corners of the bottom of the frame.

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