CN210465907U - Three-dimensional detection tool of frame glues - Google Patents
Three-dimensional detection tool of frame glues Download PDFInfo
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- CN210465907U CN210465907U CN201921555030.3U CN201921555030U CN210465907U CN 210465907 U CN210465907 U CN 210465907U CN 201921555030 U CN201921555030 U CN 201921555030U CN 210465907 U CN210465907 U CN 210465907U
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Abstract
The utility model discloses a rubber frame three-dimensional detection jig, which comprises a base and at least one set of clamping module arranged on the base, wherein each clamping module comprises a clamping device and a vertical stop block; the base is provided with a planar mounting surface, and the clamping device comprises a clamping plate and a clamping strip; the clamping plate is provided with a detection surface, a long groove is formed in the detection surface, and the clamping strip is detachably arranged in the long groove and forms a clamping seam with the wall of the long groove; the vertical stop block is fixedly arranged on the base; the clamping plate is arranged on the mounting surface through a rotating shaft and can rotate between a first position and a second position around the rotating shaft; when the clamping plate is located at the first position, the clamping plate abuts against the vertical stop block, and the detection surface is perpendicular to the mounting surface; when the clamping plate is located at the second position, the detection surface is parallel to the mounting surface. The rubber frame can be clamped on the jig, and high-precision detection is carried out on the third dimension of the rubber frame by adopting a high-precision detection instrument.
Description
Technical Field
The utility model relates to a glue three-dimensional detection tool of frame specifically is used for gluing the detection of frame in the backlight unit.
Background
The backlight module is a main component of the TFT-LCD panel and accounts for about 20-35% of the total cost of panel materials. With the rapid increase of the panel size of the LCDTV, the share and the status of the backlight module in the panel cost and the manufacturing process will become increasingly prominent. The annual increase rate of the product volume of large-size backlight modules in recent years is estimated to be about 28%, the large-size backlight modules in this year are about 3.6 hundred million, and the market value is about 140 hundred million dollars. The rubber frame belongs to one of important parts in the backlight module, plays a role in supporting each part, has a decisive role in the quality of the backlight module due to the dimensional tolerance, can only realize two-dimensional measurement in the current domestic rubber frame measurement mode, and generally adopts a vernier caliper mode to detect the third dimension, so that the detection precision is insufficient, and the risk of measurement deviation exists. In addition, in a free state, the rubber frame has certain deformation, and the detection precision of the rubber frame is greatly influenced.
Therefore, a detection device is needed to assist in detecting the plastic frame, so as to improve the detection accuracy of the third dimension of the plastic frame by using other high-accuracy detection instruments.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a jig, gluey frame can the centre gripping on this jig, adopts high accuracy detecting instrument to carry out the high accuracy to the third dimension of gluing the frame and detects, and specific technical scheme is:
a rubber frame three-dimensional detection jig comprises a base and at least one set of clamping modules arranged on the base, wherein each clamping module comprises a clamping device and a vertical stop block;
the base is provided with a planar mounting surface, and the clamping device comprises a clamping plate and a clamping strip; the clamping plate is provided with a detection surface, an elongated slot is formed in the detection surface, and the clamping strip is detachably arranged in the elongated slot and forms a clamping seam for clamping the rubber frame with the slot wall of the elongated slot;
the vertical stop block is fixedly arranged on the base and extends along the direction vertical to the mounting surface and exceeds the mounting surface;
the clamping plate is arranged on the mounting surface through a rotating shaft, the vertical stop block is positioned on one side of the axis of the rotating shaft, and the clamping plate can rotate around the rotating shaft between a first position and a second position; when the clamping plate is located at the first position, the clamping plate is abutted against the vertical stop block, the detection surface is perpendicular to the mounting surface, and the upper surface and the lower surface of the clamping seam are parallel to the mounting surface; when the clamping plate is located at the second position, the detection surface is parallel to the mounting surface.
Preferably, each clamping module further comprises two bearing seats fixedly mounted on the base, and the clamping plate is mounted on the two bearing seats through the rotating shaft.
When the three-dimensional detection jig is used for detecting the rubber frame, one side edge of the rubber frame is clamped in the clamping seam along the length direction of the clamping seam, the other side edge of the rubber frame is positioned on the outer side of the clamping seam, the inner wall of the side edge positioned on the outer side of the clamping seam is abutted against the detection surface of the clamping plate, the clamping plate is abutted against the horizontal stop block, then the three-dimensional detection jig for the rubber frame is placed under a measuring tool, the detection surface of the clamping plate is positioned on the horizontal plane, and the width and the length of the side edge positioned on the outer side of the clamping seam of the rubber frame are detected.
After the detection of the width and the length is finished, the clamping plate is rotated and abutted against the vertical stop block, so that the detection surface of the clamping plate extends along the vertical direction, and the thickness of the side edge positioned outside the clamping seam is detected.
After the detection of the three-dimensional data of one side edge of the rubber frame is finished, the side edge which is subjected to the detection is clamped into the clamping seam, and the detection of the three-dimensional data is carried out on the side edge which is originally clamped in the clamping seam. In the detection process, three-dimensional data of various buckles, notches and other characteristics arranged on the two sides can be detected.
Utilize gluey frame three-dimensional detection tool in this application, can avoid gluey frame because the detection error that produces of deformation under free state. Meanwhile, the existing detection instruments such as the distance or the length can be used for detection, and the problem of low precision caused by the fact that a vernier caliper is used for detecting the edge thickness of the rubber frame is solved.
And when detecting, only need rotate vertical state to the clamping board from the horizontality, can accomplish the detection on one side of gluing the frame, can improve detection efficiency from this effectively.
In order to reduce the spare amount of the clamping strip, a fixing hole is formed in the clamping strip and is a long hole, and when the clamping plate is located at the first position, the fixing hole extends in the direction perpendicular to the mounting surface. The long-hole-shaped fixing hole can be used for conveniently adjusting the width of the clamping seam so as to adapt to the rubber frames with different specifications.
In order to avoid rotating the clamping plate positioned at the first position due to vibration or other reasons when clamping the rubber frame in the clamping seam and detecting the rubber frame, the clamping plate is provided with a second magnet, and the vertical stop block is provided with a first magnet capable of attracting the second magnet. And the clamping plate is kept in a stable state by utilizing the attraction force of the second magnet and the first magnet.
Furthermore, each clamping module also comprises a horizontal stop block, and the horizontal stop block is fixedly arranged on the mounting surface of the base and positioned on the other side of the axis of the rotating shaft; when the clamping plate is located at the second position, the clamping plate is abutted against the horizontal stop block. After the horizontal stop block is arranged, only the top end face of the horizontal stop block is subjected to finish machining, so that the clamping plate can be stably supported on the horizontal stop block, and the defect that when the mounting face is adopted as the supporting face of the clamping plate, the supporting face needs to be subjected to integral high-precision machining is overcome.
In addition, after the horizontal stop block is arranged, when the clamping plate is supported on the horizontal stop block, a neutral position can be formed between the clamping plate and the supporting surface, and the clamping plate can rotate conveniently.
In order to avoid that the clamping plate positioned at the first position rotates due to vibration or other reasons when the rubber frame is clamped in the clamping seam and the rubber frame is detected, the clamping plate influences the clamping or detection of the rubber frame, the third magnet is arranged on the clamping plate, and the fourth magnet capable of attracting the third magnet is arranged on the horizontal stop block.
In order to reduce the manufacturing cost, the vertical stop block comprises a vertical part extending along the direction vertical to the mounting surface and a horizontal part connected to the vertical part, the vertical part is fixed on the base, the horizontal part is formed by extending one end of the vertical part far away from the base towards the direction of the clamping plate, and an abutting surface vertical to the mounting surface is formed at one end of the horizontal part far away from the vertical part. The end surface of the horizontal part is only formed as an abutting surface, and the processing cost of the abutting surface is greatly reduced compared with the case that the whole side surface facing the clamping plate is formed as the abutting surface.
In order to adapt to the rubber frames with different sizes and improve the working efficiency, the rubber frame three-dimensional detection jig preferably comprises three sets of clamping modules, and the three sets of clamping modules are respectively provided with clamping seams with different lengths.
Overall, the present application has the following advantages:
① solves the problem of three-dimensional measurement and detection of the rubber frame and other auxiliary materials.
②, accuracy of a detection process of a product needing three-dimensional measurement is improved, and the problems of measurement deviation and insufficient measurement precision caused by vernier caliper are solved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is an enlarged view of a portion of the drawing shown in fig. 1.
Fig. 3 is a first state diagram of the drawing of fig. 1.
Fig. 4 is a second state diagram of the drawing of fig. 1.
Detailed Description
Referring to fig. 1 and 2, a three-dimensional jig for inspecting a plastic frame includes a base 10 and three sets of clamping modules mounted on the base, wherein the three sets of clamping modules are a first clamping module 20, a second clamping module 30 and a third clamping module 40, respectively.
The base 10 is a stainless steel plate 11 having a rectangular shape, and the stainless steel plate 11 has a planar mounting surface 12.
The structure of each clamping module will be specifically described below by taking the first clamping module 20 as an example.
The first clamping module 20 comprises a first clamping device 22 and a first vertical stop 21.
The first clamping device 22 includes a first clamping plate 221 and a first clamping bar 222. The first clamping plate 221 is a rectangular steel plate, two opposite sides of the first clamping plate 221 are respectively provided with a rotating shaft 228, two first bearing seats 23 are fixedly mounted on the base and are arranged at intervals along the length direction of the stainless steel plate 11, and the rotating shaft 228 is rotatably mounted on the first bearing seats 23 through a shaft hole 231.
A first vertical stopper 21 is fixedly mounted on the stainless steel plate 11 on one side of the axis 100 of the rotating shaft, and extends in a direction perpendicular to the mounting surface and beyond the mounting surface.
The first clamping plate 221 has a detection surface 2211, a long groove 227 is formed on the detection surface 2211, the first long groove penetrates through two opposite sides of the first clamping plate 221, a fixing hole 220 is formed on the first clamping strip, the fixing hole 220 is a long hole, and when the first clamping plate 221 is located at a first position, the fixing hole 220 extends in a direction perpendicular to the mounting surface. The long-hole-shaped fixing hole can be used for conveniently adjusting the width of the clamping seam so as to adapt to the rubber frames with different specifications.
The first clamping bar 222 is detachably mounted in the first slot 227 by a first bolt 226, and forms a first clamping seam 225 for clamping a plastic frame with the upper slot wall 224 of the first slot.
The first horizontal stopper 26 is fixedly attached to the attachment surface 12 of the stainless steel plate 11 by a second bolt 261. The first horizontal stop 26 is mounted on the other side of the axis 100 of the two first bearing blocks 23 with respect to the first vertical stop 21.
The first clamping plate 221 can rotate around the rotating shaft 228 between a first position and a second position. Referring to fig. 3 and 4, fig. 3 and 4 are views along the direction of arrow a in fig. 1. Fig. 3 is a schematic view of the first clamping plate 221 in the first position. When the first clamping plate 221 is located at the first position, the first clamping plate abuts against the first vertical stopper 21, and the detection surface 2211 is perpendicular to the mounting surface 12. In this embodiment, the upper groove wall 224 of the first long groove is the groove wall of the first long groove located on the upper side when the first detection surface 2211 extends in the vertical direction, at this time, the upper groove wall 224 is formed as the upper surface of the first clamping slit 225, the upper surface 229 of the first clamping bar 222 is formed as the lower surface of the first clamping slit 225, and the upper groove wall 224 and the upper surface 229 of the first clamping bar 222 are both parallel to the mounting surface 12, that is, the upper surface and the lower surface of the first clamping slit 225 are both parallel to the mounting surface.
Fig. 4 is a schematic view of the first clamping plate 221 in the second position, and the detecting surface 2211 is parallel to the mounting surface 12 when the first clamping plate 221 is in the second position.
In order to improve the stability of the first clamping plate when abutting against the vertical stop, in this embodiment, the first vertical stop 21 includes a vertical portion 211 and a horizontal portion 212 connected to each other, wherein one end of the vertical portion is fixed on the base 10, the other end of the vertical portion is connected to the horizontal portion 212, and an abutting surface 214 perpendicular to the mounting surface is formed at one end of the horizontal portion 212 far from the vertical portion.
In order to avoid that the first clamping plate moves slightly due to other reasons during the detection process, so as to affect the detection precision, in the embodiment, two second magnets 223 are installed on the first clamping plate 221, and the first magnet 213 capable of attracting the second magnets 223 is installed on the horizontal portion of the vertical stopper. The second magnet 223 does not extend beyond the detecting surface 2211, the first magnet 213 does not extend beyond the abutting surface 214, and the second magnet is opposite to the first magnet when the first clamping plate 221 is located at the first position.
A fourth magnet 262 capable of attracting the second magnet 223 is mounted on the first horizontal stopper. It is understood that in other embodiments, a third magnet capable of attracting the fourth magnet may be further installed on the first clamping plate 221.
The second clamping module 30 and the third clamping module 40 have substantially the same structure as the first clamping module 30, and the second clamping module 30 and the third clamping module 40 are briefly described below.
The second clamping module 30 is spaced from the first clamping module 20 along the axis 100. The second clamping module 30 includes a second clamping device 32, a second vertical stop 31, two second bearing blocks 33 and a second horizontal stop 36. The two second bearing seats 33 are arranged at intervals along the extending direction of the axis 100, and in the direction of the axis 100, the lengths of the second clamping plate 321 and the second clamping strip 322 of the second clamping device 32 are both longer than the lengths of the first clamping plate 221 and the first clamping strip 222 of the first clamping device 22, so that the length of a second clamping seam between the second clamping plate 321 and the second clamping strip 322 is greater than the length of the first clamping seam.
The third clamping module 40 is spaced from the first clamping module 20 in a direction perpendicular to the axis 100. The third clamping module 40 comprises a third clamping device 42, a third vertical stop 41, two third bearing seats 43 and a third horizontal stop 46. The two third bearing seats 43 are arranged at intervals along a direction parallel to the axis 100, and in the direction of the axis 100, the lengths of the third clamping plate 421 and the third clamping strip 422 of the third clamping device 42 are both longer than the lengths of the second clamping plate 321 and the second clamping strip 322 of the second clamping device 32, so that the length of the third clamping seam between the third clamping plate 421 and the third clamping strip 422 is longer than the length of the second clamping seam.
When detecting, can glue the length of frame and select different clamping modules to carry out the centre gripping to detect.
Claims (7)
1. A three-dimensional detection jig for a rubber frame is characterized by comprising a base and at least one set of clamping modules arranged on the base, wherein each clamping module comprises a clamping device and a vertical stop block;
the base is provided with a planar mounting surface, and the clamping device comprises a clamping plate and a clamping strip; the clamping plate is provided with a detection surface, an elongated slot is formed in the detection surface, and the clamping strip is detachably arranged in the elongated slot and forms a clamping seam for clamping the rubber frame with the slot wall of the elongated slot;
the vertical stop block is fixedly arranged on the base and extends along the direction vertical to the mounting surface and exceeds the mounting surface;
the clamping plate is arranged on the mounting surface through a rotating shaft, the vertical stop block is positioned on one side of the axis of the rotating shaft, and the clamping plate can rotate around the rotating shaft between a first position and a second position; when the clamping plate is located at the first position, the clamping plate is abutted against the vertical stop block, the detection surface is perpendicular to the mounting surface, and the upper surface and the lower surface of the clamping seam are parallel to the mounting surface; when the clamping plate is located at the second position, the detection surface is parallel to the mounting surface.
2. The jig for detecting the three-dimensional size of the rubber frame according to claim 1, wherein the clamping plate is provided with a second magnet, and the vertical stopper is provided with a first magnet capable of attracting the second magnet.
3. The jig for inspecting frame members according to claim 1,
each clamping module also comprises a horizontal stop block, and the horizontal stop block is fixedly arranged on the mounting surface of the base and positioned on the other side of the axis of the rotating shaft; when the clamping plate is located at the second position, the clamping plate is abutted against the horizontal stop block.
4. The jig for inspecting the three-dimensional plastic frame according to claim 3, wherein a third magnet is mounted on the clamping plate, and a fourth magnet capable of attracting the third magnet is mounted on the horizontal stopper.
5. The jig for inspecting frame members according to claim 1,
each clamping module further comprises two bearing seats fixedly mounted on the base, and the clamping plate is mounted on the two bearing seats through the rotating shaft.
6. The jig for inspecting frame members according to claim 1,
the vertical stop block comprises a vertical part extending along the direction perpendicular to the mounting surface and a horizontal part connected to the vertical part, the vertical part is fixed on the base, the horizontal part is formed by extending one end, far away from the base, of the vertical part towards the direction of the clamping plate, and an abutting surface perpendicular to the mounting surface is formed at one end, far away from the vertical part, of the horizontal part.
7. The three-dimensional detection jig for the rubber frames according to any one of claims 1 to 6, which comprises three sets of clamping modules, wherein the three sets of clamping modules respectively have clamping seams with different lengths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921555030.3U CN210465907U (en) | 2019-09-18 | 2019-09-18 | Three-dimensional detection tool of frame glues |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921555030.3U CN210465907U (en) | 2019-09-18 | 2019-09-18 | Three-dimensional detection tool of frame glues |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210465907U true CN210465907U (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921555030.3U Active CN210465907U (en) | 2019-09-18 | 2019-09-18 | Three-dimensional detection tool of frame glues |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210465907U (en) |
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2019
- 2019-09-18 CN CN201921555030.3U patent/CN210465907U/en active Active
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