CN219028858U - Automatic thick film circuit printing machine dolly printing platform of detection net piece interval - Google Patents

Abstract

The utility model discloses a trolley printing platform of a thick film circuit printer for automatically detecting the mesh spacing, which comprises a Z-direction bottom plate and a running rail, wherein a stepping motor is positioned and installed at the middle position on the Z-direction bottom plate, a screw rod is arranged at the front end of the stepping motor in a driving way, a push plate is movably arranged on the screw rod, L-shaped plates are positioned and installed at the two ends of the push plate, wedge-shaped blocks are positioned and installed at the two ends of each group of L-shaped plates, an oblique sliding block is movably arranged on the wedge-shaped blocks, a lifting plate is positioned and installed at the outer side of the oblique sliding block, and a vertical guide rail is positioned and installed at the position of the movable lifting plate on the Z-direction bottom plate. According to the trolley printing platform of the thick film circuit printing machine for automatically detecting the mesh spacing, disclosed by the utility model, the thick film circuit printing machine adopting the method for digitally setting the mesh spacing can enable printed circuit products to be better in consistency, the process parameters are controlled more accurately, and the development of the method towards the direction of digital and automatic production is satisfied.

Description

Automatic thick film circuit printing machine dolly printing platform of detection net piece interval

Technical Field

The utility model relates to the field of thick film circuit printer detection, in particular to a thick film circuit printer trolley printing platform capable of automatically detecting the mesh spacing.

Background

The utility model provides a thick film circuit printing machine dolly print platform is a supporting equipment who carries out net piece interval adjustment and detects, the printing machine dolly print platform height that uses at present is fixed, printing screen and wait to print the base plate interval and pass through the net high mechanical device on the printing machine dress net mechanism and net piece interval is by the people's eye estimation, the printing machine that thick film circuit manufacture producer used at present does not have the digitalization and sets up net piece interval function, because net piece interval has very big influence to thick film circuit product printing performance, so control net piece interval is very important, the thick film circuit printing machine that uses at present, the printing on the dolly platform wait to print the base plate with print the interval of net piece by the manual regulation of the net high mechanical device on the printing machine dress net mechanism and net piece interval is by the people's naked eye estimation, consequently, control accuracy is very limited, along with the continuous development of science and technology, people are also increasingly high to the manufacturing process requirement of thick film circuit printing machine dolly print platform.

The existing thick film circuit printing machine trolley printing platform has certain defects when in use, the thickness difference of the printing screen plate is inconsistent with the thickness of the substrate to be printed, the mesh spacing is inconvenient to manually adjust, accurate control and quantification cannot be achieved, different people have different mesh spacing estimation values, certain adverse effects are brought to the actual use process, and therefore, the thick film circuit printing machine trolley printing platform capable of automatically detecting the mesh spacing is provided.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the trolley printing platform of the thick film circuit printer for automatically detecting the mesh spacing, and the thick film circuit printer adopting the method for digitally setting the mesh spacing can ensure that the consistency of printed circuit products is better, the process parameter control is more accurate, the development of the process parameter control to the direction of digital and automatic production is satisfied, and the problems in the background technology can be effectively solved.

(II) technical scheme

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides an automatic thick film circuit printing machine dolly printing platform of detection net piece interval, includes Z to bottom plate and running rail, step motor is installed to middle part position location on the Z to bottom plate, step motor's front end drive is provided with the lead screw, the activity is provided with the push pedal on the lead screw, L template is installed in the equal location in both ends position of push pedal, and installs the wedge in the equal location in both ends of every group L template, the activity is provided with the slant slider on the wedge, the lifter plate is installed in the slant slider outside location, vertical guide rail is installed to the position location of activity lifter plate on the Z to bottom plate, pressure sensor is all installed in the top position location of lifter plate, pressure sensor installs the pressure receiving piece on the pressure sensor, the position location that is located the wedge bottom on the Z to bottom plate has the slide rail, the position location that is located the slant slider bottom on the wedge has the slant guide rail.

Preferably, the L-shaped reset sensing baffle is arranged at the inner side of the L-shaped plate, a reset photoelectric sensor is positioned at the position, close to the L-shaped reset sensing baffle, on the Z-shaped bottom plate, side plates are positioned and arranged at the outer side of the periphery of the Z-shaped bottom plate, a sliding seat is positioned and arranged at the bottom of the Z-shaped bottom plate, the sliding seat moves on a running rail, and an air hole platform is positioned and arranged at the top of the side plate.

Preferably, the pressure sensor is provided with four groups, the sensor mount pad is provided with two groups, and the pressure sensor installs the both ends at the sensor mount pad, the sensor mount pad is located the air cavity below the board is placed to the circuit substrate, the wedge is provided with four groups, the corresponding four groups that are provided with of slant slider, vertical guide rail is provided with four groups, L template is provided with two groups.

Preferably, two groups of sensor mounting seats are respectively arranged on a lifting plate, the lifting plate is in sliding connection with four groups of vertical guide rails, the vertical guide rails are fixed with side plates, the lifting plate is fixed with four groups of oblique sliding blocks, four groups of wedge blocks are in sliding connection below the four groups of oblique sliding blocks, the push plate is fixed on two groups of wedge blocks, and the other two groups of wedge blocks are fixed with the push plate through two groups of L-shaped plates, and the four groups of wedge blocks move synchronously.

Preferably, the stepping motor drives the screw rod to rotate and drives the push plate to move horizontally on the screw rod, the push plate drives the four groups of wedge blocks to move synchronously on the two groups of slide rails through the L-shaped plate, the four groups of oblique sliding blocks move on the wedge blocks through the oblique guide rails, the four groups of oblique sliding blocks drive the two groups of lifting plates to move up and down on the vertical guide rails, and the two groups of lifting plates drive the sensor mounting seat and the pressure sensor to move up and down.

Preferably, the Z-direction bottom plate and the side plate are positioned and installed, and the bottom of the Z-direction bottom plate moves on the running rail through the sliding seat.

(III) beneficial effects

Compared with the prior art, the utility model provides the thick film circuit printer trolley printing platform for automatically detecting the mesh spacing, which has the following beneficial effects: the thick film circuit printer capable of automatically detecting the mesh spacing can enable printed circuit products to be better in consistency, process parameter control is more accurate, development in the direction of digital and automatic production is met, and in order to detect the distance between a substrate and a printing screen on the trolley printing platform, four pressure sensors are additionally arranged on the trolley printing platform. The left pressure sensor mounting seat and the right pressure sensor mounting seat are respectively fixed on a left lifting plate and a right lifting plate of the trolley platform, two ends of each of the left pressure sensor mounting seat and the right pressure sensor mounting seat are respectively provided with one pressure sensor (four pressure sensors are respectively arranged to ensure uniform pressure bearing), and a pressure bearing block is respectively fixed at the pressure bearing end of each pressure sensor; the air cavity plate of the trolley printing platform is arranged on the 4 pressed blocks, and the air hole platform is fixed on the air cavity plate. An L-shaped reset sensing baffle is arranged on the lower right side of the left wedge push plate connecting plate, and a reset photoelectric sensor is arranged on the lower left position of the Z-direction bottom plate. When the trolley printing platform descends, the left wedge push plate connecting plate moves forwards to drive the L-shaped reset sensing baffle plate to move forwards, when the baffle plate blocks the reset photoelectric sensor, the trolley printing platform descends to stop, the platform is at a reference position, the platform belongs to a reset state, the whole thick film circuit printing machine trolley printing platform is simple in structure, convenient to operate and better in use effect compared with a traditional mode.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a cart printing platform of a thick film circuit printer for automatically detecting the distance between meshes.

Fig. 2 is a schematic diagram of the overall internal structure of a cart printing platform of a thick film circuit printer for automatically detecting the mesh spacing according to the present utility model.

Fig. 3 is a schematic diagram of a structure of a lifting plate in a carriage printing platform of a thick film circuit printer for automatically detecting the mesh spacing according to the present utility model.

Fig. 4 is a schematic diagram of an internal exploded structure of a cart printing platform of a thick film circuit printer for automatically detecting mesh spacing according to the present utility model.

Fig. 5 is a schematic structural view of an L-type reset sensing baffle mounting position in a cart printing platform of a thick film circuit printer for automatically detecting mesh spacing according to the present utility model.

In the figure: 1. a Z-direction bottom plate; 2. a stepping motor; 3. a pressure sensor; 4. pressing blocks; 5. a sensor mount; 6. a lifting plate; 7. a push plate; 8. an L-shaped plate; 9. a vertical guide rail; 10. a diagonal guide rail; 11. an oblique sliding block; 12. a slide rail; 13. wedge blocks; 14. a screw rod; 15. an L-shaped reset sensing baffle; 16. resetting the photoelectric sensor; 17. a slide; 18. a running rail; 19. an air hole platform; 20. and a side plate.

Detailed Description

The technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings and detailed description, but it will be understood by those skilled in the art that the examples described below are some, but not all, examples of the present utility model, and are intended to be illustrative of the present utility model only and should not be construed as limiting the scope of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. The specific conditions are not noted in the examples and are carried out according to conventional conditions or conditions recommended by the manufacturer. The reagents or apparatus used were conventional products commercially available without the manufacturer's attention.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in figures 1-5, the trolley printing platform of the thick film circuit printer for automatically detecting the mesh spacing comprises a Z-direction bottom plate 1 and a running rail 18, wherein a stepping motor 2 is arranged at the middle position of the Z-direction bottom plate 1, a screw rod 14 is arranged at the front end of the stepping motor 2 in a driving way, a push plate 7 is movably arranged on the screw rod 14, L-shaped plates 8 are arranged at the two end positions of the push plate 7 in a positioning way, wedge blocks 13 are arranged at the two ends of each group of L-shaped plates 8 in a positioning way, oblique sliding blocks 11 are movably arranged on the wedge blocks 13, lifting plates 6 are arranged at the outer sides of the oblique sliding blocks 11 in a positioning way, vertical guide rails 9 are arranged at the positions of the movable lifting plates 6 on the Z-direction bottom plate 1, a sensor mounting seat 5 is arranged at the top position of the lifting plates 6, a sliding rail 12 is arranged at the position of the two ends of the sensor mounting seat 5, a pressed block 4,Z is arranged at the position of the bottom plate 1, an oblique guide rail 10 is arranged at the position of the wedge blocks 13 at the bottom of the oblique sliding block 11, and the digital spacing method is adopted in the thick film circuit printer can enable the consistency of the printed product to be better, the digital production process parameters to be more accurately controlled, and the digital production process parameters can be more accurately developed.

Further, an L-shaped reset sensing baffle 15 is arranged at the inner side of the L-shaped plate 8, a reset photoelectric sensor 16 is positioned at the position, close to the L-shaped reset sensing baffle 15, on the Z-shaped bottom plate 1, a side plate 20 is positioned and arranged at the outer side of the periphery of the Z-shaped bottom plate 1, a sliding seat 17 is positioned and arranged at the bottom of the Z-shaped bottom plate 1, the sliding seat 17 moves on a running rail 18, and an air hole platform 19 is positioned and arranged at the top of the side plate 20.

Further, the pressure sensor 3 is provided with four groups, the sensor mount pad 5 is provided with two groups, and the pressure sensor 3 is installed at the both ends of sensor mount pad 5, and the sensor mount pad 5 is located the air cavity below the board is placed to the circuit substrate, and wedge 13 is provided with four groups, and slant slider 11 is provided with four groups correspondingly, and vertical guide rail 9 is provided with four groups, and L template 8 is provided with two groups.

Further, two groups of sensor mounting seats 5 are respectively mounted on the lifting plate 6, the lifting plate 6 is in sliding connection with the four groups of vertical guide rails 9, the vertical guide rails 9 are fixed with the side plates 20, the lifting plate 6 is fixed with the four groups of oblique sliding blocks 11, four groups of wedge blocks 13 are in sliding connection below the four groups of oblique sliding blocks 11, the push plate 7 is fixed on the two groups of wedge blocks 13, the other two groups of wedge blocks 13 are fixed with the push plate 7 through the two groups of L-shaped plates 8, and the four groups of wedge blocks 13 move synchronously.

Further, the stepping motor 2 drives the screw rod 14 to rotate and drives the push plate 7 to move horizontally on the screw rod 14, the push plate 7 drives the four groups of wedge blocks 13 to move synchronously on the two groups of slide rails 12 through the L-shaped plate 8, the four groups of oblique sliding blocks 11 move on the wedge blocks 13 through the oblique guide rails 10, the four groups of oblique sliding blocks 11 drive the two groups of lifting plates 6 to move up and down on the vertical guide rails 9, and the two groups of lifting plates 6 drive the sensor mounting seat 5 and the pressure sensor 3 to move up and down.

Further, the bottom of the Z-direction bottom plate 1 is movably arranged on the running rail 18 through the sliding seat 17, and the Z-direction bottom plate 1 is positioned and installed with the side plate 20.

Working principle: the utility model comprises a Z-direction bottom plate 1, a stepping motor 2, a pressure sensor 3, a pressure receiving block 4, a sensor mounting seat 5, a lifting plate 6, a push plate 7, an L-shaped plate 8, a vertical guide rail 9, an inclined guide rail 10, an inclined slide block 11, a slide rail 12, wedge blocks 13, a screw rod 14, an L-shaped reset sensing baffle 15, a reset photoelectric sensor 16, a slide seat 17, a running rail 18, an air hole platform 19 and a side plate 20, wherein the pressure sensor 3 is provided with four, the pressure sensor mounting seat 5 is provided with two air cavities below a circuit substrate placing plate (the air cavities are used for vacuum fixing a substrate and are fixed with the substrate placing plate in a sealing manner), the two sensor mounting seats 5 on two sides are respectively arranged on the lifting plate 6, the lifting plate 6 is in sliding connection with the 4 vertical slide rails, the vertical slide rail is fixed with the side plate 20, the lifting plate 6 is fixed with the four inclined slide blocks, the four wedge blocks 13 are in sliding connection with the lower surfaces of the four inclined slide blocks, the push plate 7 is fixed on the two wedge blocks 13, the other two wedge blocks 13 are fixedly arranged under the two wedge blocks 13, and the two wedge blocks are fixedly connected with the four wedge blocks 13 through the L-shaped plate 8 and the four slide rails on the four slide rails.

Lifting principle: the stepping motor 2 is a power source, the stepping motor 2 is connected with the screw rod 14 through a shaft coupling, the screw rod 14 penetrates through an outer nut, a positioning groove is formed in the outer nut, the motor drives the screw rod to rotate, the push plate 7 can horizontally move, the sliding rail on the wedge block 13 is driven to move, the inclined sliding block is unchanged in the position of the vertical shaft and can only vertically move, the inclined sliding block is fixedly connected with the vertical sliding block of the lifting plate 6, and the sliding block is fixedly connected with the vertical sliding rail to drive the sensor mounting seat 5 to vertically move.

The control method comprises the following steps: the stroke of the stepping motor 2 is calculated by single pulse, the stroke is similar to one step, the base point is taken as the original position (the reset sensor is a photoelectric sensor, the L-shaped reset sensing baffle 14 shields the reset photoelectric sensor and descends to stop, the position is the reference position), the stepping motor 2 rotates to drive the platform to ascend (a circuit substrate is arranged on the platform), a force is generated when the stepping motor contacts with the silk screen, the pressure sensor 3 is high-sensitivity, the force when the stepping motor contacts with the silk screen is generated in a high-speed calculation process, the contacted silk screen is ensured, the number of pulses from the original point to the silk screen is obtained, the distance from the platform to the silk screen is obtained by conversion according to a formula, and if the distance from the circuit substrate to the silk screen is required to be 1 millimeter, the stepping motor can be directly arranged on the control panel. The thick film circuit printer adopting the method of digitally setting the mesh spacing can lead the consistency of printed circuit products to be better, control the technological parameters to be more accurate, and meet the development of the digital and automatic production direction.

S1: setting the detection of the mesh spacing of the thick film circuit printer, wherein the distance to be set comprises a platform, a substrate and a mesh;

s2: performing complete reference detection on the platform, the substrate and the mesh, and setting corresponding detection circuits;

s3: after the new circuit board substrate or the new silk screen or both are replaced, the platform is operated to the reference position, the distance between the new circuit board substrate and the middle of the silk screen is detected, and the pulse conversion is carried out by the stepping motor 2;

s4: the platform returns to the reference position, the target distance between the substrate and the silk screen is set according to the detected distance between the substrate of the new circuit board and the silk screen, and the distance measured in the step S3 and the distance set in the step S4 are the distance for the platform to ascend;

s5: and (5) the running platform ascends to finish the setting of the digital interval.

In order to detect the distance between the substrate and the printing screen on the trolley printing platform, four pressure sensors 3 are added on the trolley printing platform. The left sensor installation seat and the right sensor installation seat 5 are respectively fixed on a left lifting plate and a right lifting plate of the trolley platform, two ends of each of the left sensor installation seat and the right sensor installation seat 5 are respectively provided with one pressure sensor 3 (four pressure sensors are respectively arranged to ensure uniform pressure bearing), and the pressure bearing ends of each pressure sensor 3 are respectively fixed with a pressure bearing block 4; the air cavity plate of the trolley printing platform is arranged on the 4 compression blocks 4, and the air hole platform 19 is fixed on the air cavity plate. An L-shaped reset sensing baffle is arranged on the lower right side of the left wedge push plate connecting plate, and a reset photoelectric sensor 16 is arranged on the lower left position of the Z-direction bottom plate. When the trolley printing platform descends, the left wedge push plate connecting plate moves forwards to drive the L-shaped reset sensing baffle 15 to move forwards, and when the baffle blocks the reset photoelectric sensor 16, the trolley printing platform descends to stop, and at the moment, the platform is in a reference position and belongs to a reset state.

It should be noted that in this document, relational terms such as first and second (first and second), and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. The utility model provides an automatic thick film circuit printer dolly printing platform of detection net piece interval, includes Z to bottom plate (1) and running rail (18), its characterized in that: the utility model discloses a Z is to fixed position in middle part on bottom plate (1), step motor (2) is installed in the location of Z middle part position on bottom plate (1), the front end drive of step motor (2) is provided with lead screw (14), the activity is provided with push pedal (7) on lead screw (14), L template (8) are all installed in the both ends position of push pedal (7), and wedge (13) are installed in the both ends of every group L template (8) all location, the activity is provided with slant slider (11) on wedge (13), lifter plate (6) are installed in slant slider (11) outside location, vertical guide rail (9) are installed in the position location of activity lifter plate (6) on Z bottom plate (1), sensor mount pad (5) are located in the top position of lifter plate (6), pressure sensor (3) are all installed in the both ends position of sensor mount pad (5), install on pressure sensor (3) receive briquetting (4), the position location that is located wedge (13) bottom on Z bottom plate (1) has slide rail (12), slant slider (11) are located the bottom position (10).

2. The thick film circuit printer carriage printing platform for automatically detecting web spacing of claim 1, wherein: the utility model discloses a Z-shaped plate, including L-shaped plate (8), Z-shaped plate (1), Z-shaped plate (8) are installed to inboard position, Z is to being close to the position location that L-shaped reset sensed baffle (15) has reset photoelectric sensor (16) on bottom plate (1), Z is to being installed in the outside position location all around of bottom plate (1) curb plate (20), slide (17) are installed in the bottom location of Z-shaped plate (1), slide (17) are moved on running rail (18), receive briquetting (4) top location and install gas pocket platform (19).

3. The thick film circuit printer carriage printing platform for automatically detecting web spacing of claim 1, wherein: the sensor mounting seat (5) is provided with two groups, the pressure sensor (3) is mounted at two ends of the sensor mounting seat (5), the sensor mounting seat (5) is located below an air cavity below the circuit substrate placing plate, the wedge-shaped blocks (13) are provided with four groups, the inclined sliding blocks (11) are correspondingly provided with four groups, the vertical guide rail (9) is provided with four groups, and the L-shaped plate (8) is provided with two groups.

4. The thick film circuit printer carriage printing platform for automatically detecting web spacing of claim 1, wherein: two sets of sensor mount pad (5) are installed respectively on lifter plate (6), sliding connection is gone up in four sets of vertical guide rail (9) to lifter plate (6), and vertical guide rail (9) are fixed with curb plate (20), lifter plate (6) are fixed with four sets of slant slider (11) again, and four sets of wedge (13) of sliding connection below four sets of slant slider (11), push pedal (7) are fixed in on two sets of wedge (13), and two sets of wedge (13) are fixed with push pedal (7) through two sets of L template (8), four sets of wedge (13) synchronous activity.

5. The thick film circuit printer carriage printing platform for automatically detecting web spacing of claim 1, wherein: the stepping motor (2) drives the screw rod (14) to rotate and drives the push plate (7) to move horizontally on the screw rod (14), the push plate (7) drives four groups of wedge blocks (13) to move synchronously on two groups of slide rails (12) through the L-shaped plate (8), four groups of oblique sliding blocks (11) move on the wedge blocks (13) through the oblique guide rails (10), and the four groups of oblique sliding blocks (11) drive two groups of lifting plates (6) to move up and down on the vertical guide rails (9), and the two groups of lifting plates (6) drive the sensor mounting seat (5) to move up and down with the position of the pressure sensor (3).

6. The thick film circuit printer carriage printing platform for automatically detecting web spacing of claim 1, wherein: the Z-direction bottom plate (1) and the side plates (20) are positioned and installed, and the bottom of the Z-direction bottom plate (1) moves on the running rail (18) through the sliding seat (17).

Images