CN103203961B - Net stretching apparatus - Google Patents
Net stretching apparatus Download PDFInfo
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- CN103203961B CN103203961B CN201210006682.8A CN201210006682A CN103203961B CN 103203961 B CN103203961 B CN 103203961B CN 201210006682 A CN201210006682 A CN 201210006682A CN 103203961 B CN103203961 B CN 103203961B
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Abstract
The invention provides a net stretching apparatus. The net stretching apparatus comprises a control system, a base and one or a plurality of groups of net stretching units; all the groups of net stretching units are distributed in the circumference of a net plate and arranged on the base, and the control system controls the motions of the all the groups of net stretching units; and each of the groups of net stretching units comprises at least two net stretching units, and each of the net stretching units respectively apply tension to the net plate. The net stretching apparatus provided by the invention solves a cooperation problem of the metal net plate and the net stretching apparatus in net stretching to make the tensions applied to the edges of the metal net plate by the net stretching apparatus uniform and consistent. The net stretching apparatus which adopts the net stretching units to be arrayed in an opposite mode makes the bearing at two sides of the metal net plate uniform in the net stretching, each group of the net stretching units is formed by a plurality of net stretching units, and the stretching states of all the net stretching unit can be individually controlled, so the tension operation of parts of the net plate can be carried out to change the partial bearing condition of the net plate. The net stretching apparatus can satisfy the net stretching operation having a high precision requirement and a high automation requirement.
Description
Technical field
The invention belongs to electromechanical equipment technical field, relate to one and to stretch tight net arrangement, the particularly net arrangement that stretches tight of a kind of high accuracy, tension uniform.
Background technology
The stretch tight net object that stretches tight of net machine of the metal otter board of current industrial application mostly is silk screen, and the most metals web plate mode that net machine adopts screw rod to coordinate with handwheel that stretches tight realizes the net that stretches tight.The stretch tight net pulling force that stretches tight of net machine of the metal otter board of this traditional type controls not meticulous.Adopt the feel of operation with workman of screw rod and handwheel fit system, the net pulling force that stretches tight cannot fixing quantity, and the net state that namely stretches tight can not adjust.
In addition, traditional metal otter board net machine that stretches tight does not have the function of measurement, and stretch tight after net, needs will lean on and manually differentiate the net state that stretches tight, and namely mainly determine by rule of thumb.Generally speaking, when stretching tight net, silk screen being stretched, while suppress silk screen with finger, feeling that silk screen has certain elasticity just passable, automaticity not, the not high and labor intensive material resources of efficiency.In addition, pinpoint the problems when needing to adjust after running into the net that stretches tight, can only by manually carrying out, whole process takes time and effort.
In view of this, industry is devoted to research and development Novel screen stretching device always, improves automaticity and accuracy.
Summary of the invention
Object of the present invention is intended at least solve one of above-mentioned technological deficiency, particularly solves existingly to stretch tight that net arrangement automaticity is not high, process is loaded down with trivial details, metal otter board stretches tight when drawing periphery pulling force easily produces the problem of difference.
For achieving the above object, the present invention proposes one and stretching tight net arrangement, for tightening web plate; The described net arrangement that stretches tight comprises control system, base station and one or more groups net unit that stretches tight; Each group of net unit that stretches tight be distributed in web plate periphery, be arranged on described base station, control system controls the action of each group of net unit that stretches tight; Often the group net unit that stretches tight comprises at least two net units that stretch tight, and the net unit that respectively stretches tight applies pulling force to web plate respectively.
In one embodiment of the invention, often group stretches tight in net unit, and the pulling force that the net unit that respectively stretches tight applies is parallel or on the same line, direction is contrary; Or the center of the axisymmetricly or relative base station in the axis of the relative base station of net unit that respectively stretches tight is centrosymmetric.
In one embodiment of the invention, the N group that comprises the described net arrangement that stretches tight stretches tight net unit, often organizes two, and 2N the net unit that stretches tight is distributed on the four edges of rectangular area and four bevel edges of four edges, wherein each bevel edge there is 1 net unit that stretches tight, each rectangular edges has N/2-1 the net unit that stretches tight; Or multiple net unit opposition that stretches tight is distributed on a circle or oval border.
In one embodiment of the invention, the net unit that stretches tight described in comprises power-driven mechanism, drawing mechanism, described power-driven mechanism connection drawing mechanism; Described drawing mechanism is provided with the bindiny mechanism be connected with web plate, is connected with web plate by this bindiny mechanism.
Wherein, described power-driven mechanism is motor or hydraulic cylinder.Preferably, described power-driven mechanism is the linear electric machine of band coding, is fixed on a base station by motor cabinet; Described control system provides corresponding instruction in time by the feedback information of linear electric machine encoder.
In one embodiment of the invention, described in the net unit that stretches tight also comprise elastic mechanism, described power-driven mechanism connects drawing mechanism by elastic mechanism; Described power-driven mechanism controls its pulling force to drawing mechanism by controlling the elastic deformation degree of elastic mechanism.
Preferably, the net unit that stretches tight described in also comprises elastic deformation acquiring unit, in order to respond to the elastic deformation data of described elastic mechanism; Described elastic deformation acquiring unit is connected with described control system, the elastic deformation data that described control system is responded to according to described elastic deformation acquiring unit, control the power size that described power-driven mechanism provides, and then control power-driven mechanism to the pulling force of drawing mechanism.
In one embodiment of the invention, the net unit that stretches tight described in also comprises guide; Under the power of power-driven mechanism, described guide guides drawing mechanism to move along direction initialization; Described guide comprises a rail mechanism; Described drawing mechanism is fixed on this rail mechanism, and the elastic deformation direction of elastic mechanism is consistent with the setting direction of rail mechanism; The guide groove that this rail mechanism comprises a guide rail, coordinates with this guide rail; Guide groove is arranged on below drawing mechanism, and guide rail is arranged on a base station; Or guide groove is arranged on base station, and guide rail is arranged on below drawing mechanism.
In one embodiment of the invention, the bindiny mechanism of described drawing mechanism is that the semi-cylindrical of straight line arrangement is mentioned, described web plate be provided with to mention with described bindiny mechanism coordinate some lateral opening; The edge of described web plate is uniformly distributed some lateral opening; The net unit that respectively stretches tight is evenly distributed on the periphery of web plate, connects the lateral opening of correspondence respectively.
In one embodiment of the invention, described web plate comprises the metal mask plate of OLED evaporation.
By the net arrangement that stretches tight that the present invention proposes, solving when stretching tight net metal otter board and stretch tight the matching problem of net arrangement, the tension uniform that the net arrangement that makes to stretch tight acts on metal otter board edge is consistent.The present invention stretch tight net arrangement adopt stretch tight net unit opposition arrangement mode, the both sides uniform force that metal otter board is corresponding when stretching tight net can be made, often the group net unit that stretches tight can be made up of multiple net unit that stretches tight, each net unit that stretches tight can control separately its tension state that stretches tight, namely can carry out stretching tight pulling process in web plate local, change the local pressure situation of web plate.The present invention's net arrangement that stretches tight can meet for required precision and the higher net operation that stretches tight of automation requirement.
The aspect that the present invention adds and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
The present invention above-mentioned and/or additional aspect and advantage will become obvious and easy understand from the following description of the accompanying drawings of embodiments, wherein:
Fig. 1 is that the net arrangement that stretches tight stretches tight and draws the schematic diagram of metal otter board;
Fig. 2 is the structural representation of net unit of stretching tight;
Fig. 3 is the schematic diagram of the rounded arrangement of net unit of stretching tight;
Fig. 4 be stretch tight net unit ovalize arrangement schematic diagram.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it will be appreciated that, term " on ", the orientation of the instruction such as " below " or position relationship be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " is connected ", " connection " should be interpreted broadly, such as, can be fixedly connected with, connect integratedly, also can be removably connect; It can be the connection of two element internals; Can be directly be connected, also indirectly can be connected by intermediary, for the ordinary skill in the art, concrete condition can understand above-mentioned term concrete meaning in the present invention.
Main innovation part of the present invention is, the present invention innovatively proposes one and to stretch tight net arrangement, and what automatically can complete web plate tightens operation, makes the metal otter board edge uniform force when stretching tight net simultaneously.
Refer to Fig. 1, the present invention's net arrangement that stretches tight comprises control system (not shown), base station 13 and one or more groups net unit that stretches tight; Each group of net unit that stretches tight be distributed in web plate 12 periphery, be arranged on described base station 13, control system controls the action of each group of net unit that stretches tight; Often the group net unit that stretches tight comprises at least two net units 11 that stretch tight, and the net unit 11 that respectively stretches tight applies pulling force to web plate 12 respectively.The structure of net unit 11 of respectively stretching tight is identical; Certainly, the structure of net unit 11 of respectively stretching tight also can be different.In the present embodiment, the metal mask plate that described web plate 12 is OLED evaporation.
In an embodiment of the invention, often group stretches tight in net unit, and the pulling force that the net unit 12 that respectively stretches tight applies is parallel or on the same line, direction is contrary; Or, respectively stretch tight net unit 12 relatively base station 13 axis axisymmetricly, or the center of base station 13 is relatively centrosymmetric.Refer to Fig. 1, stretch tight net unit 11a, 11b are two net units that stretch tight of opposition; Stretch tight net time, stretch tight net unit 11a, 11b carry out stretching tight drawing toward two rightabouts, stretch tight and draw direction as shown by the arrows in Figure 2, direction.
Please continue to refer to Fig. 1, in the present embodiment, the described net arrangement that stretches tight comprises 8 groups of net unit 11(that stretch tight and often organizes two, totally 16), 16 net units 11 that stretch tight are distributed on the four edges of rectangular area and four bevel edges of four edges, wherein each bevel edge there is 1 net unit 11 that stretches tight, each rectangular edges has 3 net units 11 that stretch tight.Certainly, the many groups of net units 11 that stretch tight also can be arranged respectively to other shapes.As shown in Figure 3, Figure 4, in another embodiment of the invention, the net arrangement that stretches tight is made up of the many groups of net units that stretch tight, often group has the net unit 11(that stretches tight of identical number often to organize 2 net units that stretch tight, these 2 the net unit force directions that stretch tight are contrary, on the same line), many groups of net unit being regularly distributed on a circle or elliptical boundary by described opposition of stretching tight.
Refer to Fig. 2, described in the net unit 11 that stretches tight comprise power-driven mechanism 21, elastic mechanism 23, drawing mechanism 22, described power-driven mechanism 21 connects drawing mechanism 22 by elastic mechanism 23; Certainly, also can not arrange elastic mechanism 23, power-driven mechanism 21 is directly connected with drawing mechanism 22.Described power-driven mechanism 21 controls its pulling force to drawing mechanism 22 by controlling the elastic deformation degree of elastic mechanism 23.Described drawing mechanism 22 is provided with the bindiny mechanism be connected with web plate 12, is connected with web plate by this bindiny mechanism.
In an embodiment of the invention, described power-driven mechanism 21 is motor; Certainly, also can be the actuating units such as hydraulic cylinder.In the present embodiment, described power-driven mechanism 21 is the linear electric machine of band coding, is fixed on base station 13 by motor cabinet; Described control system provides corresponding instruction in time by the feedback information of linear electric machine encoder.
Preferably, the net unit 11 that stretches tight described in also comprises elastic deformation acquiring unit, in order to respond to the elastic deformation data of described elastic mechanism 23; Described elastic deformation acquiring unit is connected with described control system, the elastic deformation data that described control system is responded to according to described elastic deformation acquiring unit, control the power size that described power-driven mechanism 21 provides, and then control the pulling force of power-driven mechanism 21 pairs of drawing mechanisms 22.
In addition, the net unit 11 that stretches tight described in also comprises guide; Under the power of power-driven mechanism, described guide guides drawing mechanism to move along direction initialization.As shown in Figure 2, described guide comprises a rail mechanism; Described drawing mechanism 22 is fixed on this rail mechanism, and the elastic deformation direction of elastic mechanism 23 is consistent with the setting direction of rail mechanism.The guide groove 242 that this rail mechanism comprises a guide rail 241, coordinates with this guide rail 241; Guide groove 242 is arranged on the below of drawing mechanism 22, and guide rail 241 is arranged on base station; Certainly, guide groove 242 also can be arranged on base station, and guide rail 241 is arranged on the below of drawing mechanism 22.
Please continue to refer to Fig. 2, described drawing mechanism 22 comprises an arm-tie 221, and the semi-cylindrical that arm-tie 221 is provided with straight line arrangement mentions 222.Meanwhile, described web plate 12 be provided with to mention with described bindiny mechanism 222 coordinate some lateral opening, lateral opening also can semicircular in shape.Arm-tie 221 is connected with the lateral opening of metal otter board 12 by hook 222, and the net unit 11 that stretches tight or can stretch tight separately through arm-tie 221 pairs of metal otter boards 12 simultaneously draw.Preferably, the edge of described web plate 12 is uniformly distributed some lateral opening; The net unit 11 that respectively stretches tight is evenly distributed on the periphery of web plate 12, connects the lateral opening of correspondence respectively, as shown in Figure 1.
In addition, as shown in Figure 2, described in the net unit 11 that stretches tight can also comprise limit switch, described limit switch can be contact or Non-contact type lead limit switch; In the present embodiment, limit switch adopts contactless inductive switch.Limit switch is made up of two switch main bodies 251 and switch trigger 252, and two switch main bodies 251 are separately fixed on base station, and switch trigger 252 is fixed on drawing mechanism 22.When stretching device starts, the stretching action of elastic mechanism 23 can make drawing mechanism 22 have certain displacement, and when the privileged site of the trigger 252 on arm-tie moves to the desired location of trigger switch main body 251, power-driven mechanism 21 stops action immediately.And for the same object of stretching, there is a certain relation determined in the displacement of the switch trigger 252 drawn high on length and drawing mechanism 22 of elastic mechanism 23, namely can be controlled the tensile elongation of elastic mechanism 23 by the displacement of the limit switch actuators 252 in restrained stretching mechanism 22.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments without departing from the principles and spirit of the present invention, scope of the present invention is by claims and equivalency thereof.
Claims (6)
1. stretch tight a net arrangement, for tightening web plate, it is characterized in that, described in the net arrangement that stretches tight comprise control system, base station and one or more groups net unit that stretches tight; Each group of net unit that stretches tight be distributed in web plate periphery, be arranged on described base station, control system controls the action of each group of net unit that stretches tight;
Often the group net unit that stretches tight comprises at least two net units that stretch tight, and the net unit that respectively stretches tight applies pulling force to web plate respectively;
The described net unit that stretches tight comprises power-driven mechanism, drawing mechanism, and described power-driven mechanism connects drawing mechanism; Described drawing mechanism is provided with the bindiny mechanism be connected with web plate, is connected with web plate by this bindiny mechanism; Described power-driven mechanism is motor;
The described net unit that stretches tight also comprises elastic mechanism, and described power-driven mechanism connects drawing mechanism by elastic mechanism; Described power-driven mechanism controls its pulling force to drawing mechanism by controlling the elastic deformation degree of elastic mechanism;
The described net unit that stretches tight also comprises elastic deformation acquiring unit, in order to respond to the elastic deformation data of described elastic mechanism; Described elastic deformation acquiring unit is connected with described control system, the elastic deformation data that described control system is responded to according to described elastic deformation acquiring unit, control the power size that described power-driven mechanism provides, and then control power-driven mechanism to the pulling force of drawing mechanism.
2. the net arrangement that stretches tight as described in claim 1, is characterized in that, often group stretches tight in net unit, and the pulling force that the net unit that respectively stretches tight applies is parallel or on the same line, direction is contrary; Or the center of the axisymmetricly or relative base station in the axis of the relative base station of net unit that respectively stretches tight is centrosymmetric.
3. the net arrangement that stretches tight as described in claim 1, it is characterized in that, the N group that comprises the described net arrangement that stretches tight stretches tight net unit, often organize two, 2N the net unit that stretches tight is distributed on the four edges of rectangular area and four bevel edges of four edges, wherein each bevel edge there is 1 net unit that stretches tight, each rectangular edges has N/2-1 the net unit that stretches tight; Or multiple net unit opposition that stretches tight is distributed on a circle or oval border.
4. stretch tight net arrangement as claimed in claim 1, it is characterized in that, described power-driven mechanism is the linear electric machine of band coding, is fixed on a base station by motor cabinet; Described control system provides corresponding instruction in time by the feedback information of linear electric machine encoder.
5. the net arrangement that stretches tight as described in claim 1, is characterized in that, described in the net unit that stretches tight also comprise guide; Under the power of power-driven mechanism, described guide guides drawing mechanism to move along direction initialization; Described guide comprises a rail mechanism; Described drawing mechanism is fixed on this rail mechanism, and the elastic deformation direction of elastic mechanism is consistent with the setting direction of rail mechanism; The guide groove that this rail mechanism comprises a guide rail, coordinates with this guide rail; Guide groove is arranged on below drawing mechanism, and guide rail is arranged on a base station; Or guide groove is arranged on base station, and guide rail is arranged on below drawing mechanism.
6. the net arrangement that stretches tight as described in claim 1, is characterized in that, the bindiny mechanism of described drawing mechanism is that the semi-cylindrical of straight line arrangement is mentioned, described web plate be provided with to mention with described bindiny mechanism coordinate some lateral opening; The edge of described web plate is uniformly distributed some lateral opening; The net unit that respectively stretches tight is evenly distributed on the periphery of web plate, connects the lateral opening of correspondence respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210006682.8A CN103203961B (en) | 2012-01-11 | 2012-01-11 | Net stretching apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210006682.8A CN103203961B (en) | 2012-01-11 | 2012-01-11 | Net stretching apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103203961A CN103203961A (en) | 2013-07-17 |
| CN103203961B true CN103203961B (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210006682.8A Expired - Fee Related CN103203961B (en) | 2012-01-11 | 2012-01-11 | Net stretching apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN103203961B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104289819B (en) * | 2014-09-27 | 2018-10-23 | 昆山允升吉光电科技有限公司 | A kind of clamping device and its component of mask plate |
| CN109433599A (en) * | 2018-12-19 | 2019-03-08 | 苏州城邦达力材料科技有限公司 | The taut method processed of mesh screen taut device and mesh screen processed |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5235908A (en) * | 1990-08-06 | 1993-08-17 | Beuteltuchfabrik AG Zuricher | Apparatus for making stencils for use in screen printing machines |
| CN2552697Y (en) * | 2002-05-18 | 2003-05-28 | 谢远生 | Pneumatic oblique net-pulling device |
| CN1868741A (en) * | 2005-05-24 | 2006-11-29 | 潘建强 | Stretching device for flexible flat plate |
| CN202428754U (en) * | 2012-01-11 | 2012-09-12 | 昆山允升吉光电科技有限公司 | Screen tightening device |
| CN102717590A (en) * | 2011-03-31 | 2012-10-10 | 昆山允升吉光电科技有限公司 | Stretching mechanism for metal mask plate stretching machine |
| CN102717589A (en) * | 2011-03-31 | 2012-10-10 | 昆山允升吉光电科技有限公司 | Metal mask plate stretching machine |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58102766A (en) * | 1981-12-14 | 1983-06-18 | Minoguruupu:Kk | Screen stretcher in screen printing |
| JP2000296599A (en) * | 1999-04-14 | 2000-10-24 | Murakami:Kk | Screen mesh tensioning apparatus |
| JP2005028849A (en) * | 2003-07-11 | 2005-02-03 | Kaname Yamada | Gauze strained tensioner |
-
2012
- 2012-01-11 CN CN201210006682.8A patent/CN103203961B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5235908A (en) * | 1990-08-06 | 1993-08-17 | Beuteltuchfabrik AG Zuricher | Apparatus for making stencils for use in screen printing machines |
| CN2552697Y (en) * | 2002-05-18 | 2003-05-28 | 谢远生 | Pneumatic oblique net-pulling device |
| CN1868741A (en) * | 2005-05-24 | 2006-11-29 | 潘建强 | Stretching device for flexible flat plate |
| CN102717590A (en) * | 2011-03-31 | 2012-10-10 | 昆山允升吉光电科技有限公司 | Stretching mechanism for metal mask plate stretching machine |
| CN102717589A (en) * | 2011-03-31 | 2012-10-10 | 昆山允升吉光电科技有限公司 | Metal mask plate stretching machine |
| CN202428754U (en) * | 2012-01-11 | 2012-09-12 | 昆山允升吉光电科技有限公司 | Screen tightening device |
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| CN103203961A (en) | 2013-07-17 |
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