CN110281643B - Laying device of printing screen based on shape memory polymer material - Google Patents
Laying device of printing screen based on shape memory polymer material Download PDFInfo
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- CN110281643B CN110281643B CN201910560302.7A CN201910560302A CN110281643B CN 110281643 B CN110281643 B CN 110281643B CN 201910560302 A CN201910560302 A CN 201910560302A CN 110281643 B CN110281643 B CN 110281643B
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- laying
- shape memory
- heat
- memory polymer
- printing screen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
- B41F15/34—Screens, Frames; Holders therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Printing Methods (AREA)
- Screen Printers (AREA)
- Manufacturing Of Printed Wiring (AREA)
Abstract
The invention discloses a laying device of a printing screen based on a shape memory polymer material, belonging to the technical field of equipment for laying the printing screen on a circuit board, and the laying device comprises a laying table, a laying heat preservation cover, a directional beam, a driving sliding trolley and a rolling cylinder; one side of the heat-insulating cover is connected with one side of the laying table through a hinge, a heating wire and a power supply which is connected with the heating wire in series through a wire are arranged in the heat-insulating cover, and a series switch is arranged on the wire; the heat-insulating cover is of a hollow cuboid structure with an opening at the bottom, and a certain temperature is kept in the heat-insulating cover through a heating wire; the side of the directional beam is provided with a track, the active sliding trolley is buckled on the directional beam through the track, the active sliding trolley is provided with a driving motor and a driving wheel connected with an output shaft of the driving motor, and the driving wheel is in contact with the directional beam and has certain pressure. Is beneficial to improving the product percent of pass.
Description
Technical Field
The invention belongs to the technical field of equipment for laying a printing screen on a circuit board, and particularly relates to a laying device of the printing screen based on a shape memory polymer material.
Background
And laying the printing screen on the circuit board, then sending the circuit board to a printed circuit, and directly removing the printing screen after the printed circuit is finished to obtain the desired printed circuit board. This results in a high efficiency of printed circuit board production but places very high demands on the integrity of the lay-up of the printed screen. It is necessary for the printing screen to maintain a set shape on the circuit board without various states of wrinkles, corners, etc., but the printing screen always has such a situation, which leads to a partially inaccurate assumption of printing the printing screen on the circuit board.
Disclosure of Invention
In view of the above, the present invention provides a printing screen laying device based on a shape memory polymer material, which achieves the purpose of printing a printing screen on a circuit board more accurately.
The invention provides a paving device of a printing screen based on a shape memory polymer material, which comprises a paving table arranged on the ground, a paving heat-insulating cover arranged on the paving table, a directional beam arranged in the paving heat-insulating cover, a driving sliding trolley arranged below the directional beam and a rolling cylinder arranged below the driving sliding trolley; one side of the laying heat-insulation cover is connected with one side of the laying table through a hinge, a heating wire and a power supply which is connected with the heating wire in series through a wire are arranged in the laying heat-insulation cover, and a series switch is arranged on the wire; the laying heat-insulation cover is of a hollow cuboid structure with an opening at the bottom, and certain temperature is kept in the laying heat-insulation cover through a heating wire; the side of the directional beam is provided with a track, the active sliding trolley is buckled on the directional beam through the track, the active sliding trolley is provided with a driving motor and a driving wheel connected with an output shaft of the driving motor, and the driving wheel is in contact with the directional beam and has certain pressure.
Optionally, the work flow of the laying device is as follows: the method comprises the steps of placing a circuit board to be printed on a laying table, then placing a printing screen on the circuit board, covering and laying a heat-insulation cover, communicating heating wires and heating and laying the heat-insulation cover for a period of time through the heating wires, enabling the printing screen to reach the temperature of shape memory polymer materials of manufacturing materials of the printing screen, keeping the shape of the printed circuit board, then driving a sliding trolley to drive a rolling cylinder to move along a directional beam, enabling the rolling cylinder to compact the printing screen and the circuit board, then opening the laying heat-insulation cover, and taking out the laid circuit board.
Optionally, two ends of the directional beam are respectively connected with two opposite side walls of the laying heat preservation cover, and the directional beam is parallel to the upper surface of the laying platform.
Optionally, a layer of insulating elastic material is laid on the upper surface of the laying table.
Optionally, the width of the laying insulation cover is smaller than that of the laying table.
Optionally, the laying platform further comprises a plurality of supporting legs arranged below the laying platform, the upper ends of the supporting legs are connected with the lower surface of the laying platform, the lower ends of the supporting legs are connected with the ground, and the supporting legs are parallel to each other.
Optionally, the supporting legs are telescopic rods capable of automatically extending and retracting.
Optionally, the laying device of the printing screen based on the shape memory polymer material further comprises a temperature sensor arranged in the laying heat-insulating cover, the temperature sensor is connected with a series switch through a wire, and the series switch is an automatic switch.
The invention has the beneficial effects that: the shape memory polymer material is a very good shaping material, and when the specific temperature is reached, the printing screen made of the shape memory polymer material can return to the designed shape, so that the printing screen can keep enough printing progress when being printed on a circuit board, and the product percent of pass is favorably improved.
Drawings
Fig. 1 is a schematic structural diagram of a printing screen laying device based on a shape memory polymer material according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.
As shown in fig. 1, the laying device of the printing screen based on the shape memory polymer material comprises a laying platform 1 arranged on the ground, a laying heat preservation cover 4 arranged on the laying platform 1, a directional beam 5 arranged in the laying heat preservation cover 4, a driving sliding trolley 6 arranged below the directional beam 5 and a rolling barrel 8 arranged below the driving sliding trolley 6; a heating wire 41 and a power supply 42 connected with the heating wire 41 in series through a lead are arranged in the laying heat-preservation cover 4, and a series switch is arranged on the lead; the working process of the laying device is as follows: the circuit board that will need the printing is placed on laying platform 1, then place the printed screen cloth on the circuit board, cover and lay heat preservation lid 4, communicate heater strip 41 and heat through heater strip 41 and lay heat preservation lid 4 inside a period of time for the printed screen cloth reaches the temperature of the shape of keeping the shape of the shape memory macromolecular material of its preparation material, then initiative sliding trolley 6 drives a roll-in section of thick bamboo 8 and moves along directional beam 5, make a roll-in section of thick bamboo 8 compaction printed screen cloth and circuit board, then open and lay heat preservation lid 4, take out the circuit board that lays.
In order to open and close the laying heat-insulating cover 4 conveniently, one side of the laying heat-insulating cover 4 is connected with one side of the laying table 1 through a hinge. The laying heat-insulation cover 4 is of a hollow cuboid structure with an opening at the bottom, and a certain temperature is kept in the laying heat-insulation cover 4 through a heating wire 41;
in order to facilitate the installation of the active sliding trolley 6 on the directional beam 5, the lateral surface of the directional beam 5 is provided with a rail, the active sliding trolley 6 is fastened on the directional beam 5 through the rail, the active sliding trolley 6 is provided with a driving motor 61 and a driving wheel 62 connected with an output shaft of the driving motor 61, and the driving wheel 62 is in contact with the directional beam 5 and has a certain pressure. The driving motor 61 drives the driving wheel 62 to rotate and then drives the driving sliding trolley 6 to move on the directional beam 5, and the moving direction of the driving sliding trolley 6 is changed by changing the rotating direction of the driving motor 61.
In order to prevent the active sliding trolley 6 from falling off due to excessive movement, two opposite side walls of the laying heat preservation cover 4 are respectively connected with two ends of the directional beam 5, and the directional beam 5 is parallel to the upper surface of the laying table 1.
In order to protect the circuit board from being damaged by damage caused by rolling and static electricity, an insulating elastic material layer is laid on the upper surface of the laying table 1.
In order to ensure the tightness of the covering, the width of the laying insulation cover 4 is smaller than the width of the laying platform 1. The lower pressing edge opening of the laying heat preservation cover 4 is provided with a layer of elastic material layer.
In order to ensure the stability of the laying table 1, the laying table 1 further comprises a plurality of supporting legs 11 arranged below the laying table, the upper ends of the supporting legs 11 are connected with the lower surface of the laying table 1, the lower ends of the supporting legs 11 are connected with the ground, and the supporting legs 11 are parallel to each other. The supporting legs 11 are telescopic rods capable of automatically extending and retracting, and the upper ends of the supporting legs 11 are connected with the lower surface of the laying table 1 in a ball joint connection mode. The upper surface of the laying table 1 is kept balanced by adjusting the length of the supporting feet 11.
In order to prevent that the temperature is too low and too high, the laying device of printing screen cloth based on shape memory macromolecular material still is including setting up the temperature sensor in laying heat preservation lid 4, and temperature sensor passes through the wire and is connected with series switch, series switch is automatic switch, and when temperature sensor detected to lay the temperature in the heat preservation lid 4 and is less than the temperature low value of settlement, series switch keeps the connected state, and when temperature sensor detected to lay the temperature in the heat preservation lid 4 and reached the temperature maximum value of settlement, series switch disconnection.
The embodiments of the invention are intended to embrace all such alternatives, modifications and variances that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (8)
1. A laying device of a printing screen based on a shape memory polymer material is characterized by comprising a laying platform (1) arranged on the ground, a laying heat-insulation cover (4) arranged on the laying platform (1), an oriented beam (5) arranged in the laying heat-insulation cover (4), a driving sliding trolley (6) arranged below the oriented beam (5) and a rolling barrel (8) arranged below the driving sliding trolley (6);
one side of the laying heat-insulation cover (4) is connected with one side of the laying table (1) through a hinge, a heating wire (41) and a power supply (42) which is connected with the heating wire (41) in series through a lead are arranged in the laying heat-insulation cover (4), and a series switch is arranged on the lead;
the laying heat-preservation cover (4) is of a hollow cuboid structure with an opening at the bottom, and a certain temperature is kept in the laying heat-preservation cover (4) through a heating wire (41);
the side of the directional beam (5) is provided with a track, the driving sliding trolley (6) is buckled on the directional beam (5) through the track, the driving sliding trolley (6) is provided with a driving motor (61) and a driving wheel (62) connected with an output shaft of the driving motor (61), and the driving wheel (62) is in contact with the directional beam (5) and has certain pressure.
2. The laying device of printing screen based on shape memory polymer material according to claim 1, wherein the work flow of the laying device is as follows: the circuit board that will need the printing is placed on laying platform (1), then place the printed screen on the circuit board, cover and lay heat preservation lid (4), communicate heater strip (41) and heat through heater strip (41) and lay heat preservation lid (4) inside a period for the printed screen reaches the temperature of the shape of keeping the setting of the shape memory macromolecular material of its preparation material, then initiatively slide dolly (6) and drive a roll and press a section of thick bamboo (8) and remove along directional roof beam (5), make a roll and press a section of thick bamboo (8) compaction printed screen and circuit board, then open and lay heat preservation lid (4), take out the circuit board that lays.
3. The laying device of the printing screen based on the shape memory polymer material according to claim 1, wherein two ends of the orientation beam (5) are respectively connected with two opposite side walls of the laying heat preservation cover (4), and the orientation beam (5) is parallel to the upper surface of the laying table (1).
4. The laying device of printing screens based on shape memory polymer materials according to claim 1, characterized in that the upper surface of the laying table (1) is laid with a layer of insulating elastic material.
5. The laying device of printing screens based on shape memory polymer materials according to claim 1, characterized in that the width of the laying thermal cover (4) is smaller than the width of the laying table (1).
6. The laying device of the printing screen based on the shape memory polymer material according to claim 1, wherein the laying platform (1) further comprises a plurality of supporting feet (11) arranged below the laying platform, the upper ends of the supporting feet (11) are connected with the lower surface of the laying platform (1), the lower ends of the supporting feet (11) are connected with the ground, and the supporting feet (11) are parallel to each other.
7. The laying device of printing screen based on shape memory polymer material of claim 6 characterized in that the supporting feet (11) are telescopic rods capable of self-expanding.
8. The laying device of the printing screen based on the shape memory polymer material according to claim 1, characterized in that the laying device of the printing screen based on the shape memory polymer material further comprises a temperature sensor arranged in the laying heat preservation cover (4), the temperature sensor is connected with a series switch through a lead, and the series switch is an automatic switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910560302.7A CN110281643B (en) | 2019-06-26 | 2019-06-26 | Laying device of printing screen based on shape memory polymer material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910560302.7A CN110281643B (en) | 2019-06-26 | 2019-06-26 | Laying device of printing screen based on shape memory polymer material |
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| Publication Number | Publication Date |
|---|---|
| CN110281643A CN110281643A (en) | 2019-09-27 |
| CN110281643B true CN110281643B (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910560302.7A Active CN110281643B (en) | 2019-06-26 | 2019-06-26 | Laying device of printing screen based on shape memory polymer material |
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Citations (8)
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|---|---|---|---|---|
| CN101248229A (en) * | 2005-07-20 | 2008-08-20 | 阿尔巴尼国际公司 | Apparatus and method for forming a nonwoven product |
| CN103758541A (en) * | 2014-01-26 | 2014-04-30 | 中铁工程装备集团有限公司 | Trolley and method for laying tunnel waterproof plate |
| CN205204451U (en) * | 2015-12-18 | 2016-05-04 | 成都富莱特环保科技有限公司金堂分公司 | Cotton lapping machine of production heat preservation |
| CN106308867A (en) * | 2015-07-01 | 2017-01-11 | 先健科技(深圳)有限公司 | Closure device manufacturing method and closure device manufacturing mold |
| CN206030212U (en) * | 2016-06-17 | 2017-03-22 | 中民筑友科技投资有限公司 | Lapping system is used in lapping machine and prefab production |
| CN206030213U (en) * | 2016-06-17 | 2017-03-22 | 中民筑友科技投资有限公司 | Lapping system is used in lapping machine and prefab production |
| CN107106206A (en) * | 2014-11-14 | 2017-08-29 | 马里兰大学，巴尔的摩 | Self sealss sleeve pipe |
| CN109440565A (en) * | 2018-12-25 | 2019-03-08 | 沈阳建筑大学 | A kind of Fe base shape memory alloy wire net bituminous pavement and preparation method thereof |
-
2019
- 2019-06-26 CN CN201910560302.7A patent/CN110281643B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101248229A (en) * | 2005-07-20 | 2008-08-20 | 阿尔巴尼国际公司 | Apparatus and method for forming a nonwoven product |
| CN103758541A (en) * | 2014-01-26 | 2014-04-30 | 中铁工程装备集团有限公司 | Trolley and method for laying tunnel waterproof plate |
| CN107106206A (en) * | 2014-11-14 | 2017-08-29 | 马里兰大学，巴尔的摩 | Self sealss sleeve pipe |
| CN106308867A (en) * | 2015-07-01 | 2017-01-11 | 先健科技(深圳)有限公司 | Closure device manufacturing method and closure device manufacturing mold |
| CN205204451U (en) * | 2015-12-18 | 2016-05-04 | 成都富莱特环保科技有限公司金堂分公司 | Cotton lapping machine of production heat preservation |
| CN206030212U (en) * | 2016-06-17 | 2017-03-22 | 中民筑友科技投资有限公司 | Lapping system is used in lapping machine and prefab production |
| CN206030213U (en) * | 2016-06-17 | 2017-03-22 | 中民筑友科技投资有限公司 | Lapping system is used in lapping machine and prefab production |
| CN109440565A (en) * | 2018-12-25 | 2019-03-08 | 沈阳建筑大学 | A kind of Fe base shape memory alloy wire net bituminous pavement and preparation method thereof |
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| CN110281643A (en) | 2019-09-27 |
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