CN216885766U - Silk-screen platform of liquid crystal display circuit board surface assembly technology - Google Patents
Silk-screen platform of liquid crystal display circuit board surface assembly technology Download PDFInfo
- Publication number
- CN216885766U CN216885766U CN202220269043.XU CN202220269043U CN216885766U CN 216885766 U CN216885766 U CN 216885766U CN 202220269043 U CN202220269043 U CN 202220269043U CN 216885766 U CN216885766 U CN 216885766U
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- equipment
- circuit board
- liquid crystal
- crystal display
- placing shell
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 16
- 238000005516 engineering process Methods 0.000 title claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 238000007650 screen-printing Methods 0.000 claims abstract description 20
- 238000006073 displacement reaction Methods 0.000 claims abstract description 17
- 238000013016 damping Methods 0.000 claims description 17
- 230000001681 protective effect Effects 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000007639 printing Methods 0.000 abstract description 7
- 238000010030 laminating Methods 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Screen Printers (AREA)
Abstract
The utility model discloses a screen printing table for a liquid crystal display screen circuit board surface assembly technology, which comprises an equipment base, equipment supporting plates, an equipment top seat, a displacement structure and a lifting structure, wherein supporting legs are arranged at the bottom of the equipment base, a circuit board placing table is arranged on the equipment base, a plurality of groups of circuit board placing tables are arranged on the circuit board placing table, two groups of equipment supporting plates are arranged on the equipment base, two groups of equipment supporting plates are arranged on two side edges of the equipment base, the equipment top seat is arranged at the top ends of the two groups of equipment supporting plates, a driving cavity is arranged in the equipment top seat, the displacement structure is arranged in the driving cavity, and the lifting structure is arranged on the displacement structure. The utility model relates to the technical field of circuit boards, and particularly provides a screen printing table of a liquid crystal display circuit board surface assembly technology, which is reasonable and simple in structure, convenient for fixing a steel screen plate, capable of avoiding overlarge laminating force between the steel screen plate and the circuit board and high in printing efficiency.
Description
Technical Field
The utility model relates to the technical field of circuit boards, in particular to a screen printing table for a liquid crystal display circuit board surface assembling technology.
Background
In liquid crystal display circuit board production process, one of them process is to carrying out the silk screen printing processing to the circuit board surface, its purpose prints out the electron device mark sign that each electron device installation position corresponds on the circuit board, at present along with the rapid development of electron trade, the increasingly higher chip of integrated level constantly appears, it is increasingly high to silk screen processing precision and efficiency requirement, can't satisfy the production demand far away through manual printed circuit board, there is the lower problem of efficiency in the same time when fixed circuit board and steel mesh board in current silk screen platform, need laminate steel mesh board and circuit board among the printing process, laminating dynamics control is improper, often all cause the damage to steel mesh board and circuit board.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides the screen printing table which is reasonable and simple in structure, convenient for fixing the steel screen plate, capable of avoiding overlarge bonding force between the steel screen plate and the circuit board and high in printing efficiency.
The utility model provides the following technical scheme: the utility model provides a screen printing table for a liquid crystal display screen circuit board surface assembly technology, which comprises an equipment base, equipment supporting plates, an equipment top seat, a displacement structure and a lifting structure, wherein supporting legs are arranged at the bottom of the equipment base, a circuit board placing table is arranged on the equipment base, a plurality of groups of circuit board placing tables are arranged on the circuit board placing table, two groups of equipment supporting plates are arranged on the equipment base, two groups of equipment supporting plates are arranged on two side edges of the equipment base, the equipment top seat is arranged at the top ends of the two groups of equipment supporting plates, a driving cavity is arranged in the equipment top seat, the displacement structure is arranged in the driving cavity, and the lifting structure is arranged on the displacement structure.
In order to make the silk screen printing platform can high-efficiently print the circuit board, place the platform through the multiunit circuit board and last fixed, print and take off, the displacement structure includes drive screw, drive thread piece, driving motor and supporting baseplate, the drive screw both ends are rotated and are located on the relative both sides wall of drive chamber, equipment footstock bottom is equipped with the direction spout, the drive thread piece is located on the drive screw through threaded connection, the drive thread piece slides and locates in the direction spout, the supporting baseplate is located drive thread piece bottom, driving motor locates the equipment footstock lateral wall, driving motor power output shaft runs through equipment footstock lateral wall and links to each other with drive screw one end.
In order to enable the screen printing table to efficiently clamp and fix the steel screen plate and simultaneously prevent the damage caused by improper control of the attaching force of the steel screen plate and a circuit board in the printing process, the lifting structure comprises a driving electric cylinder, a placing shell, a damping spring, a guiding sliding post, the steel screen plate and a positioning assembly, the driving electric cylinder is arranged at the bottom of a supporting bottom plate, a supporting connecting plate is arranged at the free end of the driving electric cylinder, the placing shell is of a cavity structure with an open upper end, a placing opening is formed in the inner bottom wall of the placing shell, bosses are arranged on two sides of the steel screen plate, the steel screen plate is placed on the inner bottom wall of the placing shell through the bosses and leaks out of the placing opening, a protective cavity is arranged on the side wall of the placing shell, the guiding sliding post is arranged in the protective cavity, the supporting connecting plate penetrates through the side wall of the placing shell and is arranged in the protective cavity, and the supporting connecting plate is arranged on the guiding sliding post in a sliding manner, the damping spring is sleeved on the guide sliding column, the bottom end of the damping spring is arranged on the bottom wall of the protective cavity, the top end of the damping spring is connected with the supporting connecting plate, the driving electric cylinder, the damping spring and the guide sliding column are symmetrically arranged on the vertical middle axis of the supporting bottom plate, and the positioning assembly is arranged in the placing shell.
The positioning assembly comprises a pressing support plate, an adjusting screw rod and an adjusting knob, a limiting sliding groove is formed in the inner bottom wall of the placing shell, the pressing support plate is arranged in the limiting sliding groove in a sliding mode, the adjusting screw rod is arranged on the placing shell through threads, one end of the adjusting screw rod is arranged on the pressing support plate in a rotating mode, the adjusting knob is arranged at the other end of the adjusting screw rod, and the positioning assembly is provided with two groups of positioning assemblies in a mode of being symmetrical about a vertical middle axis of the placing shell.
Further, the driving motor is a forward and reverse rotating motor.
Furthermore, four groups of supporting legs are arranged and are uniformly distributed at four corners of the bottom of the equipment base.
The utility model with the structure has the following beneficial effects: according to the screen printing table of the liquid crystal display screen circuit board surface assembling technology, the screen printing table can efficiently print the circuit board through the matching of the displacement structure and the multiple groups of circuit board placing tables, the multiple groups of circuit board placing tables are fixed, printed and taken down in turn, and the efficiency is greatly improved; make the silk screen printing platform high efficiency press from both sides tightly fixed to the steel mesh board through elevation structure, prevent simultaneously that steel mesh board and circuit board laminating dynamics control from improper leading to the fact the damage in printing process.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view of an overall structure of a screen printing table of the LCD panel surface assembly technology provided by the present invention;
FIG. 2 is a schematic sectional view of part A-A of FIG. 1;
fig. 3 is an enlarged view of a portion B of fig. 1.
The device comprises a base 1, a base 2, a support plate 3, a top seat 4, a displacement structure 5, a lifting structure 6, a support leg 7, a circuit board placing table 8, a driving cavity 9, a driving screw rod 10, a driving thread block 11, a driving motor 12, a support base plate 13, a driving electric cylinder 14, a placing shell 15, a damping spring 16, a guiding sliding column 17, a steel screen plate 18, a support connecting plate 19, a protection cavity 20, a pressing support plate 21, an adjusting screw rod 22, an adjusting knob 23 and a limiting sliding groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1 to 3, the technical scheme adopted by the utility model is as follows: silk screen printing platform of liquid crystal display circuit board surface package technique, including equipment base 1, equipment backup pad 2, equipment footstock 3, displacement structure 4 and elevation structure 5, 1 bottom of equipment base is equipped with supporting legs 6, it places platform 7 to be equipped with the circuit board on the equipment base 1, the circuit board is placed platform 7 and is equipped with the multiunit, equipment backup pad 2 is equipped with two sets ofly, two sets of equipment backup pad 2 are located two sides limit on the equipment base 1, 2 tops of two sets of equipment backup pad are located to equipment footstock 3, be equipped with drive chamber 8 in the equipment footstock 3, in drive chamber 8 is located to displacement structure 4, elevation structure 5 is located on the displacement structure 4.
As shown in fig. 1, the displacement structure 4 includes a driving screw 9, a driving thread block 10, a driving motor 11 and a supporting bottom plate 12, two ends of the driving screw 9 are rotatably disposed on two opposite side walls of the driving cavity 8, a guiding chute is disposed at the bottom of the equipment top seat 3, the driving thread block 10 is disposed on the driving screw 9 through threaded connection, the driving thread block 10 is slidably disposed in the guiding chute, the supporting bottom plate 12 is disposed at the bottom of the driving thread block 10, the driving motor 11 is disposed on the side wall of the equipment top seat 3, and a power output shaft of the driving motor 11 penetrates through the side wall of the equipment top seat 3 and is connected with one end of the driving screw 9.
As shown in fig. 1 and fig. 2, the lifting structure 5 includes a driving electric cylinder 13, a placing shell 14, a damping spring 15, a guiding sliding column 16, a steel mesh plate 17 and a positioning assembly, the driving electric cylinder 13 is disposed at the bottom of a supporting base plate 12, a supporting connection plate 18 is disposed at a free end of the driving electric cylinder 13, the placing shell 14 is a cavity structure with an open upper end, a placing opening is disposed on the inner bottom wall of the placing shell 14, bosses are disposed at two sides of the steel mesh plate 17, the steel mesh plate 17 is placed on the inner bottom wall of the placing shell 14 through the bosses and leaks out of the placing opening, a protective cavity 19 is disposed on the side wall of the placing shell 14, the guiding sliding column 16 is disposed in the protective cavity 19, the supporting connection plate 18 penetrates through the side wall of the placing shell 14 and is disposed in the protective cavity 19, the supporting connection plate 18 is slidably disposed on the guiding sliding column 16, the damping spring 15 is sleeved on the guiding sliding column 16, the bottom end of the damping spring 15 is disposed on the bottom wall of the protective cavity 19, the top end of the damping spring 15 is connected with the supporting connection plate 18, two groups of driving electric cylinders 13, damping springs 15 and guide sliding columns 16 are symmetrically arranged on the supporting bottom plate 12 in a vertical central axis mode, and positioning assemblies are arranged in the placing shell 14.
As shown in fig. 2, the positioning assembly includes a pressing support plate 20, an adjusting screw 21 and an adjusting knob 22, a limiting sliding groove 23 is formed in the bottom wall of the placing casing 14, the pressing support plate 20 is slidably disposed in the limiting sliding groove 23, the adjusting screw 21 is disposed on the placing casing 14 through a thread, one end of the adjusting screw 21 is rotatably disposed on the pressing support plate 20, the adjusting knob 22 is disposed on the other end of the adjusting screw 21, and the positioning assembly is symmetrically provided with two sets of positioning assemblies about a vertical central axis of the placing casing 14.
Wherein, the driving motor 11 is a forward and reverse rotating motor.
As shown in fig. 1, four groups of supporting legs 6 are provided, and the four groups of supporting legs 6 are uniformly distributed at four corners of the bottom of the equipment base 1.
When the device is used, a liquid crystal display circuit board is fixed on a circuit board placing table 7, a steel mesh plate 17 is placed in a placing shell 14, the section knob 22 drives an adjusting screw 21 to rotate through a rotary section knob 22, the adjusting screw 21 drives a pressing support plate 20 to move, further the steel mesh plate 17 is pressed, a driving motor 11 is started, the driving motor 11 drives a driving screw 9 to rotate, the driving screw 9 drives a driving thread block 10 to move, the driving thread block 10 drives a support bottom plate 12 to move, the support bottom plate 12 drives a lifting structure 5 to move, when the lifting structure 5 moves to a position right above a group of circuit board placing table 7, the device stops, two groups of driving electric cylinders 13 are started, the driving electric cylinders 13 drive a support connecting plate 18 to move and further drive the placing shell 14 to move, the placing shell 14 drives the steel mesh plate 17 to move downwards, when the steel mesh plate 17 is in contact with a circuit board placed on the circuit board placing table 7, absorb too big packing force through damping spring 15, brush on tin cream on steel mesh plate 17, start driving electric cylinder 13 after accomplishing the printing, start driving motor 11 and remove and place platform 7 top and continue the printing to another group's circuit board, the platform is placed to the multiunit circuit board and is fixed to the display circuit board in turn, prints and take off, makes silk screen printing platform efficiency improve greatly.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Liquid crystal display circuit board surface assembly technique's silk screen printing platform, its characterized in that: including equipment base, equipment backup pad, equipment footstock, displacement structure and elevation structure, equipment base bottom is equipped with the supporting legs, it places the platform to be equipped with the circuit board on the equipment base, the platform is placed to the circuit board is equipped with the multiunit, the equipment backup pad is equipped with two sets ofly, and is two sets of both sides limit on the equipment base is located to the equipment backup pad, two sets of equipment backup pad tops are located to the equipment footstock, be equipped with the drive chamber in the equipment footstock, the drive intracavity is located to the displacement structure, elevation structure locates on the displacement structure.
2. The screen printing table for the surface mounting technology of the liquid crystal display circuit board as claimed in claim 1, wherein: the displacement structure includes drive screw, drive thread piece, driving motor and supporting baseplate, the drive screw both ends are rotated and are located on the relative both sides wall of drive chamber, equipment footstock bottom is equipped with the direction spout, drive thread piece passes through threaded connection and locates on the drive screw, drive thread piece slides and locates in the direction spout, driving thread piece bottom is located to the supporting baseplate, driving motor locates equipment footstock lateral wall, driving motor power output shaft runs through equipment footstock lateral wall and links to each other with drive screw one end.
3. The screen printing table for the surface mounting technology of the liquid crystal display circuit board as claimed in claim 2, wherein: the lifting structure comprises a driving electric cylinder, a placing shell, a damping spring, a guide sliding post, a steel mesh plate and a positioning assembly, wherein the driving electric cylinder is arranged at the bottom of a supporting bottom plate, a supporting connecting plate is arranged at the free end of the driving electric cylinder, the placing shell is of a cavity structure with an opening at the upper end, a placing opening is formed in the inner bottom wall of the placing shell, bosses are arranged on two sides of the steel mesh plate, the steel mesh plate is placed on the inner bottom wall of the placing shell through the bosses and leaks out from the placing opening, a protective cavity is arranged on the side wall of the placing shell, the guide sliding post is arranged in the protective cavity, the supporting connecting plate is arranged in the protective cavity by penetrating through the side wall of the placing shell, the supporting connecting plate is slidably arranged on the guide sliding post, the damping spring is sleeved on the guide sliding post, the bottom end of the damping spring is arranged on the bottom wall of the protective cavity, and the top end of the damping spring is connected with the supporting connecting plate, the electric driving cylinder, the damping spring and the guide sliding column are symmetrically arranged about the vertical middle axis of the supporting bottom plate, and the positioning assembly is arranged in the placing shell.
4. The screen printing table for the surface assembly technology of the liquid crystal display circuit board as set forth in claim 3, wherein: the locating component comprises a pressing support plate, an adjusting screw rod and an adjusting knob, wherein a limiting sliding groove is formed in the inner bottom wall of the placing shell, the pressing support plate is arranged in the limiting sliding groove in a sliding mode, the adjusting screw rod is arranged on the placing shell through threads, one end of the adjusting screw rod is arranged on the pressing support plate in a rotating mode, the adjusting knob is arranged at the other end of the adjusting screw rod, and the locating component is provided with two groups in a symmetrical mode about the vertical middle axis of the placing shell.
5. The screen printing table of the surface mounting technology of the liquid crystal display circuit board as claimed in claim 4, wherein: the driving motor is a forward and reverse rotating motor.
6. The screen printing table for the surface mounting technology of the liquid crystal display circuit board as claimed in claim 5, wherein: the supporting legs are provided with four groups, and the four groups of supporting legs are uniformly distributed at four corners of the bottom of the equipment base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220269043.XU CN216885766U (en) | 2022-02-10 | 2022-02-10 | Silk-screen platform of liquid crystal display circuit board surface assembly technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220269043.XU CN216885766U (en) | 2022-02-10 | 2022-02-10 | Silk-screen platform of liquid crystal display circuit board surface assembly technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216885766U true CN216885766U (en) | 2022-07-05 |
Family
ID=82183658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220269043.XU Expired - Fee Related CN216885766U (en) | 2022-02-10 | 2022-02-10 | Silk-screen platform of liquid crystal display circuit board surface assembly technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216885766U (en) |
-
2022
- 2022-02-10 CN CN202220269043.XU patent/CN216885766U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220705 |