CN202805903U - Workpiece positioning structure and display protection screen silk-screen printing positioning tool - Google Patents
Workpiece positioning structure and display protection screen silk-screen printing positioning tool Download PDFInfo
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- CN202805903U CN202805903U CN 201220423676 CN201220423676U CN202805903U CN 202805903 U CN202805903 U CN 202805903U CN 201220423676 CN201220423676 CN 201220423676 CN 201220423676 U CN201220423676 U CN 201220423676U CN 202805903 U CN202805903 U CN 202805903U
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- protection screen
- elastic component
- positioning
- workpiece
- locating slot
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Abstract
The utility model discloses a workpiece positioning structure and a display protection screen silk-screen printing positioning tool. The display protection screen silk-screen printing positioning tool comprises a positioning plate, at least one positioning groove which is used for containing a display protection screen is arranged on the positioning plate in a concave mode, the positioning groove is provided with at least two positioning groove walls and containing groove walls, wherein the positioning groove walls are intersected or extendedly intersected and used as a positioning reference edge to contact with and abut against the display protection screen and the containing groove walls are used for matching with a gap of the display protection screen, and the positioning structure further comprises an elastic piece which in use abuts against and matches with the display protection screen and forces the display protection screen to abut against the positioning groove walls so as to fix the display protection screen in the positioning groove. By applying the intersected or extendedly intersected positioning groove walls as the positioning reference edge, the accurate positioning of the display protection screen on a plane can be effectively achieved, and under the effect of the elastic piece, the display protection screen abuts against the positioning groove walls which are used as the positioning reference edge so that positioning accuracy of a positioning method can be further ensured.
Description
Technical field
The utility model belongs to the positioning tool technical field, is specifically related to a kind of workpiece positioning structure for workpiece is positioned, and simultaneously, the utility model also relates to a kind of demonstration protection screen serigraphy positioning tool that uses above-mentioned location structure.
Background technology
Along with the development of science and technology, the sci-tech product such as precious has goed deep in people's daily life in computer, mobile phone, the palm, and the consumer also has more and more higher requirement to the quality of sci-tech product.Show that protection screen occupies an important position in the high-tech product such as precious in computer, mobile phone, the palm, the quality of its workmanship directly has influence on ordinary consumer to the selection of high-tech product.
Show that protection screen utilizes screen printing technique to make at a kind of various pictorial patterns of printing on glass with specific (special) requirements.During printing, will show that protection screen is placed in the positioning tool, positioning tool positions the demonstration protection screen of processing to be printed, is driven by location-plate to show that protection screen moves towards silk screen plate, silk-screen printing device work, final finishing patterns printing.
The structure of existing demonstration protection screen demonstration protection screen positioning tool as shown in Figure 1 and Figure 2; comprise location-plate 3; be evenly equipped with on this location-plate 3 be used to the demonstration protection screen 4 that holds processing to be printed with the square detent 5 that shows that the protection screen profile is suitable; but for ease of showing that protection screen 4 is put into square groove 5 and is convenient to the demonstration protection screen after machining is taken out from square groove; this shows that four limits of protection screen 4 cooperate with groove sidewall spacers around the square groove 5; but the positioning accuracy of this positioning tool is low, and the printing defect rate is high.
When above-mentioned positioning tool uses; usually will show directly that protection screen shows that protection screen puts into square groove; show that protection screen shows that four limits of protection screen and the groove sidewall all around of square groove are matched in clearance; so not only the positioning accuracy of single printing is difficult to guarantee; simultaneously; also there is some difference for every batch printing quality, and impact shows the crudy of protection screen.
The utility model content
The location structure that the purpose of this utility model is to provide a kind of positioning accuracy height and is convenient to pick and place workpiece; Simultaneously, the utility model also provides a kind of demonstration protection screen serigraphy positioning tool that uses above-mentioned location structure.
For achieving the above object, location structure provided by the utility model adopts following technical scheme: a kind of workpiece positioning structure, comprise be used to the locating slot that holds workpiece, this locating slot has to intersect or extend at least two of intersecting and is used for the cell wall that holds that is pressed in the location cell wall on the workpiece and is used for cooperating with workpiece gap with the contact top as the positioning datum limit, when described location structure also comprises use and workpiece top interference fit and apply and force workpiece top press contacts described location cell wall and workpiece is fixed on elastic component in the locating slot.
Described locating slot is square groove, in four cell walls of square groove wherein two link to each other and mutually perpendicular groove sidewall is that described location cell wall as the positioning datum limit, all the other two groove sidewalls are the described cell wall that holds, described elastic component holds between the cell wall and over against the intersection of two location cell walls two.
Described location structure also comprises the mounting groove that is positioned at described locating slot one side, described elastic component is fixedly mounted in the mounting groove, and the position of corresponding mounting groove offers for workpiece stretches out from locating slot and pushes up the breach that is pressed on the described elastic component on described locating slot.
Described elastic component is laminated structure, the elastic component of this laminated structure is pressed abd fixed in the mounting groove by the briquetting that is installed in the mounting groove, the top that is pressed on the workpiece for the top of elastic component is downward opening U-shaped elastic cantilever structure, its bottom that is placed on the mounting groove bottom land is opening up notch structure, in the notch structure of the fixing insertion of briquetting elastic component bottom, and with two groove sidewall tensioner secure fit of this notch structure, leave between the U-shaped elastic cantilever structure of briquetting and described elastic component for U-shaped elastic cantilever structure and dodge the gap to what the direction away from workpiece moved.
Being assemblied in the mounting groove of the removable grafting of described briquetting.
Demonstration protection screen serigraphy positioning tool provided by the utility model adopts following technical scheme: a kind of demonstration protection screen serigraphy positioning tool; comprise location-plate; be concaved with at least one on this location-plate and be used for holding the locating slot that shows protection screen; have on the described locating slot to intersect or extend at least two of intersecting and be used for being pressed in the location cell wall that shows on the protection screen with the contact top and being used for and showing the cell wall that holds of protection screen matched in clearance as the positioning datum limit, described location structure also comprises when using and shows that the protection screen top is press-fitted to merge to apply to force and show protection screen top press contacts described location cell wall and will show that protection screen is fixed on the elastic component in the locating slot.
Described locating slot is square groove, in four cell walls of square groove wherein two link to each other and mutually perpendicular groove sidewall is that described location cell wall as the positioning datum limit, all the other two groove sidewalls are the described cell wall that holds, described elastic component holds between the cell wall and over against the intersection of two location cell walls two.
Offer mounting groove in described locating slot one side on the described location-plate; described elastic component is fixedly mounted in the mounting groove, and the position of corresponding mounting groove offers and push up the breach that is pressed on the described elastic component for showing protection screen to stretch out from locating slot on described locating slot.
Described elastic component is laminated structure; the elastic component of this laminated structure is pressed abd fixed in the mounting groove by the briquetting that is installed in the mounting groove; the top that is pressed on the workpiece for the top of elastic component is downward opening U-shaped elastic cantilever structure; its bottom that is placed on the mounting groove bottom land is opening up notch structure; in the notch structure of the fixing insertion of briquetting elastic component bottom; and with two groove sidewall tensioner secure fit of this notch structure, leave between the U-shaped elastic cantilever structure of briquetting and described elastic component for U-shaped elastic cantilever structure to the gap of dodging of moving away from the direction that shows protection screen.
Being assemblied in the mounting groove of the removable grafting of described briquetting.
The beneficial effects of the utility model are: when location structure provided by the utility model uses, workpiece is placed in the locating slot, workpiece contacts with location cell wall on the locating slot, cooperate with workpiece gap and hold cell wall, use is intersected or is extended crossing location cell wall as the positioning datum limit, effectively realized in the plane the accurate location to workpiece, and under the effect of elastic component, workpiece pushes up on the location cell wall that is pressed in as the positioning datum limit, further guarantees the positioning accuracy of this locate mode.Simultaneously, elastic component pushed aside and so that workpiece when not contacting with elastic component, because holding cell wall cooperates with workpiece gap, it is efficient and convenient to pick and place workpiece.Location structure provided by the utility model is simple, and is easy to use, and not only positioning accuracy is high, and simultaneously, it is also very convenient to pick and place workpiece.
When using demonstration protection screen serigraphy positioning tool locating and displaying protection screen provided by the utility model; to show that protection screen is placed in the locating slot; show that protection screen contacts with location cell wall on the locating slot; cooperate with workpiece gap and hold cell wall; use is intersected or is extended crossing location cell wall as the positioning datum limit; effectively realized in the plane to showing the accurate location of protection screen; and under the effect of elastic component; show that protection screen pushes up on the location cell wall that is pressed in as the positioning datum limit, further guarantees the positioning accuracy of this locate mode.Simultaneously, elastic component pushed aside and so that show when protection screen does not contact with elastic component that because hold cell wall and show the protection screen matched in clearance, it is efficient and convenient to pick and place the demonstration protection screen, guarantee that like this precision between the demonstration protection screen of different batches is consistent.
Description of drawings
Fig. 1 is that existing demonstration protection screen shows the protection screen positioning tool;
Fig. 2 is A place enlarged drawing among Fig. 1;
Fig. 3 is the structural representation (arrow is depicted as elastic component application of force direction among the figure) that demonstration protection screen provided by the utility model shows a kind of embodiment of protection screen positioning tool;
Fig. 4 is the top view of Fig. 3;
Fig. 5 is B place enlarged drawing among Fig. 4;
Fig. 6 is C-C place cutaway view among Fig. 5;
Fig. 7 is the operating procedure schematic diagram of positioning tool shown in Figure 3.
The specific embodiment
Extremely shown in Figure 7 such as Fig. 3; a kind of embodiment that shows protection screen serigraphy positioning tool; positioning tool among this embodiment comprises the location-plate 13 that is square structure, the circumferential edge of this location-plate 13 have two pairs adjacent and mutually intersect vertical true edge.Be concaved with four at location-plate 13 and be used for holding the locating slot 15 that shows protection screen 14; locating slot is and the square groove structure that shows that the protection screen profile is suitable; wherein two adjacent groove sidewalls in four groove sidewalls of each locating slot 15 are two and are used for being pressed in two location cell walls 151 and 152 that show on the protection screen as the positioning datum limit to remove the top; two other adjacent slot sidewall then shows that with showing protection screen two of corresponding sides matched in clearance of protection screen hold cell wall 153 and 154 for being used for; two location cell walls are crossing and mutually vertical; corresponding being arranged in parallel of true edge arranged in pairs on two location cell walls and the location-plates, two holding cell wall and intersect vertically with adjacent location cell wall respectively herein.On location-plate 13, offer mounting groove 18 with described locating slot 15 1 sides; in mounting groove 18, be installed with when using and show that the protection screen top is press-fitted to merge to apply to force and show protection screen top press contacts described location cell wall and will show that protection screen is fixed on the elastic component 16 in the locating slot; mounting groove holds the intersection of cell wall over against two of square groove; be pressed on the described elastic component for making demonstration protection screen in the locating slot from locating slot, stretch out to push up; the intersection that holds cell wall at two of square groove offers breach, and this breach is communicated with mounting groove 18 and locating slot 15.Elastic component herein is laminated structure; the elastic component of this laminated structure is pressed abd fixed in the mounting groove by the briquetting 17 that is installed in the mounting groove; fixedly being assemblied in the mounting groove 18 of briquetting 17 removable grafting; the top that is pressed on the workpiece for the top of elastic component is downward opening U-shaped elastic cantilever structure 161; its bottom that is placed on the mounting groove bottom land is opening up notch structure 162; in the notch structure of briquetting 17 fixing insertion elastic component bottoms; and have two groove sidewalls of this notch structure to grip, leave between the U-shaped elastic cantilever structure of briquetting 17 and described elastic component for U-shaped elastic cantilever structure and dodge gap 19 to what move away from the direction that shows protection screen.
Preferably, four locating slots in the present embodiment are uniform around the location work centre.
As shown in Figure 7; during use; the demonstration protection screen 14 that will be box structure is placed in the locating slot with the diagonal through breach of certain inclination angle along locating slot 15; a top fillet that shows protection screen just in time heads into the crossing formed interior angle place of two location cell walls such as Fig. 7-A; in put procedure, at first the corresponding sides that show protection screen to be aimed at two adjacent vertical location cell walls in the detent; then slowly reduce top fillet and elastic component 16 Elastic Contact such as Fig. 7-B of angle to the diagonal that shows protection screen; and continue to press to and show that protection screen is the level of state; at this moment; show that protection screen 14 is depressed on the top of the pretension jacking force of elastic component 16 and two location cell wall top pressure close contact such as Fig. 7-C, and be retained to the serigraphy end.Because the pushing tow pretightning force of elastic component all can remain on the fixing position along two location cell walls so that show protection screen in whole screen printing process, thereby guarantee positioning accuracy, guarantees the quality of single printing.
In the above-described embodiments, elastic component is laminated structure, and in other embodiments, elastic component also can adopt other versions, as adopting the stage clip structure.
In the above-described embodiments; the elastic component of laminated structure is by removable being pressed abd fixed in the mounting groove of briquetting; be convenient to like this show picking and placeing of protection screen; when needs take out the demonstration protection screen; briquetting is taken out from mounting groove; again elastic component is taken out, can direct, undamaged taking-up show protection screen.When needs place to show protection screen, first elastic component and briquetting are placed in the mounting groove, will show that again protection screen is placed in the locating slot, will show by elastic component that protection screen pushes up to press solidly and fix in the locating slot.In the above-described embodiments, for the U-shaped elastic cantilever that guarantees elastic component can work, be reserved with between briquetting and elastic component and dodge the gap, simultaneously, this is dodged the gap and also makes things convenient for people's hand operated to take out briquetting from mounting groove.
In the above-described embodiments; locating slot is and the square structure that shows that the protection screen profile is suitable; in other embodiments; locating slot also can be other structures; such as structures such as vee gutter or pentagon grooves; it is larger that can make locating slot this moment; be convenient to place the demonstration protection screen; the adjacent edge of vee gutter directly intersects; and two of pentagon groove limits spaced apart are extended and intersected, and are as long as there are two to intersect or extend the positioning datum limits of intersecting and just can guarantee showing the accurate location of protection screen, certain; also can choose the true edge more than three or three, hinder the workpiece movable adjustment when pressing workpiece movable only otherwise on the elastic component top and get final product.
Simultaneously, a kind of embodiment of location structure provided by the utility model, location structure comprises for the locating slot of place work piece and when using and workpiece top interference fit and apply the elastic component that forces workpiece top press contacts described location cell wall and workpiece is fixed on locating slot among this embodiment, this elastic component is laminated structure, the elastic component of this laminated structure is pressed abd fixed in the mounting groove by the briquetting that is installed in the mounting groove, locating slot in the present embodiment, elastic component, mounting groove and pressing plate all with the locating slot shown in Fig. 3 to Fig. 7, elastic component, the structure of mounting groove and pressing plate is identical, does not repeat them here.
Location structure in the present embodiment can be located on other the workbench that needs fixation workpiece, does not limit the purposes of its location structure.
Claims (10)
1. workpiece positioning structure, it is characterized in that: comprise be used to the locating slot that holds workpiece, this locating slot has to intersect or extend at least two of intersecting and is used for the cell wall that holds that is pressed in the location cell wall on the workpiece and is used for cooperating with workpiece gap with the contact top as the positioning datum limit, when described location structure also comprises use and workpiece top interference fit and apply and force workpiece top press contacts described location cell wall and workpiece is fixed on elastic component in the locating slot.
2. workpiece positioning structure according to claim 1, it is characterized in that: described locating slot is square groove, in four cell walls of square groove wherein two link to each other and mutually perpendicular groove sidewall is that described location cell wall as the positioning datum limit, all the other two groove sidewalls are the described cell wall that holds, described elastic component holds between the cell wall and over against the intersection of two location cell walls two.
3. workpiece positioning structure according to claim 1 and 2, it is characterized in that: described location structure also comprises the mounting groove that is positioned at described locating slot one side, described elastic component is fixedly mounted in the mounting groove, and the position of corresponding mounting groove offers for workpiece stretches out from locating slot and pushes up the breach that is pressed on the described elastic component on described locating slot.
4. workpiece positioning structure according to claim 3, it is characterized in that: described elastic component is laminated structure, the elastic component of this laminated structure is pressed abd fixed in the mounting groove by the briquetting that is installed in the mounting groove, the top that is pressed on the workpiece for the top of elastic component is downward opening U-shaped elastic cantilever structure, its bottom that is placed on the mounting groove bottom land is opening up notch structure, in the notch structure of the fixing insertion of briquetting elastic component bottom, and with two groove sidewall tensioner secure fit of this notch structure, leave between the U-shaped elastic cantilever structure of briquetting and described elastic component for U-shaped elastic cantilever structure and dodge the gap to what the direction away from workpiece moved.
5. workpiece positioning structure according to claim 4 is characterized in that: being assemblied in the mounting groove of the removable grafting of described briquetting.
6. demonstration protection screen serigraphy positioning tool; comprise location-plate; be concaved with at least one on this location-plate and be used for holding the locating slot that shows protection screen; it is characterized in that: have on the described locating slot to intersect or extend at least two of intersecting and be used for being pressed in the location cell wall that shows on the protection screen with the contact top and being used for and showing the cell wall that holds of protection screen matched in clearance as the positioning datum limit, described location structure also comprises when using and shows that the protection screen top is press-fitted to merge to apply to force and show protection screen top press contacts described location cell wall and will show that protection screen is fixed on the elastic component in the locating slot.
7. demonstration protection screen serigraphy positioning tool according to claim 6; it is characterized in that: described locating slot is square groove; in four cell walls of square groove wherein two link to each other and mutually perpendicular groove sidewall is that described location cell wall as the positioning datum limit, all the other two groove sidewalls are the described cell wall that holds, described elastic component holds between the cell wall and over against the intersection of two location cell walls two.
8. according to claim 6 or 7 described demonstration protection screen serigraphy positioning tools; it is characterized in that: offer mounting groove in described locating slot one side on the described location-plate; described elastic component is fixedly mounted in the mounting groove, and the position of corresponding mounting groove offers and push up the breach that is pressed on the described elastic component for showing protection screen to stretch out from locating slot on described locating slot.
9. demonstration protection screen serigraphy positioning tool according to claim 8; it is characterized in that: described elastic component is laminated structure; the elastic component of this laminated structure is pressed abd fixed in the mounting groove by the briquetting that is installed in the mounting groove; the top that is pressed on the workpiece for the top of elastic component is downward opening U-shaped elastic cantilever structure; its bottom that is placed on the mounting groove bottom land is opening up notch structure; in the notch structure of the fixing insertion of briquetting elastic component bottom; and with two groove sidewall tensioner secure fit of this notch structure, leave between the U-shaped elastic cantilever structure of briquetting and described elastic component for U-shaped elastic cantilever structure to the gap of dodging of moving away from the direction that shows protection screen.
10. demonstration protection screen serigraphy positioning tool according to claim 9 is characterized in that: being assemblied in the mounting groove of the removable grafting of described briquetting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220423676 CN202805903U (en) | 2012-08-24 | 2012-08-24 | Workpiece positioning structure and display protection screen silk-screen printing positioning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220423676 CN202805903U (en) | 2012-08-24 | 2012-08-24 | Workpiece positioning structure and display protection screen silk-screen printing positioning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202805903U true CN202805903U (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220423676 Expired - Fee Related CN202805903U (en) | 2012-08-24 | 2012-08-24 | Workpiece positioning structure and display protection screen silk-screen printing positioning tool |
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| Country | Link |
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| CN (1) | CN202805903U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102848705A (en) * | 2012-08-24 | 2013-01-02 | 新乡市天光科技有限公司 | Workpeice positioning structure and silk-screen printing positioning tool for display protection screen |
-
2012
- 2012-08-24 CN CN 201220423676 patent/CN202805903U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102848705A (en) * | 2012-08-24 | 2013-01-02 | 新乡市天光科技有限公司 | Workpeice positioning structure and silk-screen printing positioning tool for display protection screen |
| CN102848705B (en) * | 2012-08-24 | 2014-10-29 | 新乡市天光科技有限公司 | Workpeice positioning structure and silk-screen printing positioning tool for display protection screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20130320 Termination date: 20170824 |