CN220428136U - Fine positioning mechanism - Google Patents
Fine positioning mechanism Download PDFInfo
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- CN220428136U CN220428136U CN202322013084.XU CN202322013084U CN220428136U CN 220428136 U CN220428136 U CN 220428136U CN 202322013084 U CN202322013084 U CN 202322013084U CN 220428136 U CN220428136 U CN 220428136U
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- 230000003139 buffering effect Effects 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
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- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model discloses a fine positioning mechanism which comprises a fine positioning bracket, a left positioning component used for positioning a display screen, a right positioning component used for buffering when the display screen is positioned, a front positioning component used for front positioning the display screen and a rear positioning component used for rear positioning the display screen, wherein a suction plate is arranged at the top of the fine positioning bracket; the left positioning assembly, the right positioning assembly, the front positioning assembly and the rear positioning assembly are respectively provided with a plurality of positioning columns, and the positioning columns are correspondingly and movably positioned at the front, rear, left and right positions outside the display screen. Therefore, through utilizing the automatic adjustment of left locating component, right locating component, preceding locating component and back locating component, make the reference column draw close or scatter about two location areas that can be according to the size adjustment size respectively, satisfied the automatic positioning demand of display screen, improved positioning efficiency and positioning accuracy, reduced manual labor, the cost is reduced.
Description
Technical Field
The utility model relates to the technology in the field of display screen detection, in particular to a precise positioning mechanism.
Background
The production of the mobile phone display screen is carried out through a plurality of links including assembly, detection, packaging, transportation and the like, wherein the detection link is particularly important, and whether the display screen has dead spots, light leakage, solid color, interference test, focusing, respiratory effect, contrast, color gradation, saturation and the like after being lightened needs to be judged. At present, a large amount of manual cooperation is needed in the detection process of a mobile phone display screen; especially before the display screen is lightened and detected, the position of the display screen is required to be accurately fixed, so that the detection precision is improved. The existing mode is fixed by combining manual work and a mechanism, semi-automatic operation is low in efficiency and poor in accuracy, and the subsequent display screen detection effect is affected.
Therefore, the automatic positioning mechanism is designed to cope with the positioning operation in the existing display screen detection process, so that the positioning precision is improved, the manual labor is reduced, and the efficiency is improved.
Disclosure of Invention
In view of the above, the present utility model aims at overcoming the drawbacks of the prior art, and its main objective is to provide a precise positioning mechanism, which utilizes the automatic adjustment of the left positioning component, the right positioning component, the front positioning component and the rear positioning component to make the respective positioning columns close or scatter to form left and right positioning areas capable of adjusting the size according to the size, thereby meeting the automatic positioning requirement of the display screen, improving the positioning efficiency and positioning precision, reducing the manual labor and reducing the cost.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the fine positioning mechanism comprises a fine positioning bracket, a left positioning component for positioning a display screen, a right positioning component for buffering when the display screen is positioned, a front positioning component for front positioning the display screen and a rear positioning component for rear positioning the display screen; the left positioning assembly, the right positioning assembly, the front positioning assembly and the rear positioning assembly are respectively provided with a plurality of positioning columns, and the positioning columns are correspondingly and movably positioned at the front, rear, left and right positions outside the display screen.
As a preferred embodiment: two suction plates for sucking the display screen are arranged on the top of the fine positioning support side by side.
As a preferred embodiment: the left positioning assembly comprises a left positioning driving device and a left positioning arm, the left positioning driving device comprises a left positioning driving motor, a left positioning driving belt pulley set and a left positioning screw rod, the left positioning driving motor is arranged on the fine positioning support, the left positioning driving belt pulley set is arranged at the shaft end of the left positioning driving motor, the left positioning screw rod is connected with the output end of the left positioning driving belt pulley set, the left positioning driving motor drives the left positioning driving belt pulley set to rotate, and the left positioning screw rod rotates along with the left positioning driving belt pulley set; the left positioning arm comprises a first positioning support arm and a second positioning support arm, and the first positioning support arm and the second positioning support arm can be installed on the fine positioning support in a sliding mode in opposite directions and correspondingly matched with the left positioning screw rod in a threaded mode; the positioning columns are respectively arranged on the first positioning support arm and the second positioning support arm at intervals, and the positioning columns on the first positioning support arm and the positioning columns on the second positioning support arm are parallel to each other; the left positioning screw rod drives the first positioning support arm and the second positioning support arm to move in opposite directions, and the positioning columns on the first positioning support arm and the second positioning support arm clamp and position the left display screen left and right.
As a preferred embodiment: the first positioning support arm is close to the edge of the fine positioning support, and a buffer spring is arranged between the first positioning support arm and the fine positioning support.
As a preferred embodiment: the front positioning assembly comprises a front positioning bracket, a front positioning driving motor, a front positioning driving belt pulley group, a front positioning sliding seat and a front positioning block, wherein the front positioning bracket is arranged on the front side of the fine positioning bracket; the front positioning sliding seat can be longitudinally and slidably arranged on the front positioning bracket and is connected with a belt of the front positioning driving belt pulley group, the number of the front positioning blocks is two, the front positioning blocks are correspondingly arranged at the front end of the front positioning sliding seat, and the top of each front positioning block is provided with a positioning column.
As a preferred embodiment: the rear positioning assembly comprises a rear positioning driving cylinder and a rear positioning support arm, wherein the rear positioning support arm can be longitudinally and slidably arranged on the fine positioning support, the rear positioning driving cylinder is arranged on the side part of the fine positioning support, the rear positioning support arm is arranged at the shaft end of the rear positioning driving cylinder, and a positioning column is arranged on the rear positioning support arm.
As a preferred embodiment: the accurate positioning support is provided with sensors for detecting the moving positions of the positioning columns respectively aiming at the left positioning component, the right positioning component, the front positioning component and the rear positioning component.
As a preferred embodiment: and the left positioning assembly, the right positioning assembly, the front positioning assembly and the rear positioning assembly are surrounded by a plurality of positioning columns to form a positioning area for placing two display screens.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, in particular, according to the technical scheme, the left positioning component, the right positioning component, the front positioning component and the rear positioning component are integrated on the fine positioning bracket to form a fine positioning mechanism, and the fine positioning mechanism utilizes the automatic adjustment of the left positioning component, the right positioning component, the front positioning component and the rear positioning component to enable the positioning columns to be close or spread to form a left positioning area and a right positioning area which can be adjusted according to the size, thereby meeting the automatic positioning requirement of a display screen, improving the positioning efficiency and the positioning precision, reducing the manual labor and lowering the cost.
In order to more clearly illustrate the structural features and efficacy of the present utility model, a detailed description thereof will be given below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a perspective view of a fine positioning mechanism according to the present utility model from a first perspective (with suction plate);
FIG. 2 is a perspective view of a second view of the fine positioning mechanism of the present utility model;
FIG. 3 is a perspective view of a third view of the fine positioning mechanism of the present utility model;
FIG. 4 is a perspective view of a fourth view of the fine positioning mechanism of the present utility model.
The attached drawings are used for identifying and describing:
10. a fine positioning mechanism; 11. a fine positioning bracket; 12. a suction plate; 13. a left positioning assembly; 131. a left positioning driving device; 132. a left positioning arm; 133. a left positioning driving motor; 134. left positioning driving belt pulley group; 135. a left positioning screw rod; 136. a first positioning arm; 137. a second positioning arm; 138. a buffer spring; 14. a right positioning assembly; 141. avoiding the notch; 15. a front positioning assembly; 151. a front positioning bracket; 152. a front positioning driving motor; 153. front positioning driving belt wheel group; 154. a front positioning sliding seat; 155. a front positioning block; 16. a rear positioning assembly; 161. a rear positioning driving cylinder; 162. a rear positioning support arm; 17. positioning columns; 18. a sensor; 19. and a positioning area.
Detailed Description
The utility model is as shown in fig. 1 to 4, a fine positioning mechanism for accurately aligning a display before detecting the display, which comprises a fine positioning bracket 11, a suction plate 12 for bearing and adsorbing the display, a left positioning component 13 for positioning the display, a right positioning component 14 for buffering when positioning the display, a front positioning component 15 for positioning the display before, and a rear positioning component 16 for positioning the display after, wherein:
the suction plate 12 is arranged on the top of the fine positioning bracket 11; the left positioning assembly 13, the right positioning assembly 14, the front positioning assembly 15 and the rear positioning assembly 16 are respectively provided with a plurality of positioning columns 17, and the positioning columns 17 are correspondingly and movably positioned at the front, rear, left and right positions outside the display screen.
Two suction plates 12 (a plurality of suction holes are formed in the suction plates 12 to form the adsorption to a display screen) are arranged on the top of the fine positioning bracket 11 left and right in parallel, the left positioning assembly 13 comprises a left positioning driving device 131 and a left positioning arm 132, the left positioning driving device 131 comprises a left positioning driving motor 133, a left positioning driving belt pulley group 134 and a left positioning screw rod 135, the left positioning driving motor 133 is arranged on the fine positioning bracket 11, the left positioning driving belt pulley group 134 is arranged at the shaft end of the left positioning driving motor 133, the left positioning screw rod 135 is connected with the output end of the left positioning driving belt pulley group 134, the left positioning driving motor 133 drives the left positioning driving belt pulley group 134 to rotate, and the left positioning screw rod 135 rotates along with the left positioning driving motor; the left positioning arm 132 comprises a first positioning arm 136 and a second positioning arm 137, and the first positioning arm 136 and the second positioning arm 137 can be slidably mounted on the fine positioning bracket 11 in opposite directions and correspondingly in threaded fit with the left positioning screw rod 135; the positioning columns 17 are respectively arranged on the first positioning support arm 136 and the second positioning support arm 137 at intervals, and the positioning columns 17 on the first positioning support arm 136 and the positioning columns 17 on the second positioning support arm 137 are parallel to each other; the left positioning screw 135 drives the first positioning arm 136 and the second positioning arm 137 to move in opposite directions, and the positioning columns 17 on the first positioning arm 136 and the second positioning arm 137 clamp and position the left display screen to the left and right. And a buffer spring 138 is arranged between the first positioning support arm 136 close to the edge of the fine positioning support 11 and the fine positioning support 11, and when the left positioning screw rod 135 drives the first positioning support arm 136 to approach the second positioning support arm 137, the buffer spring 138 generates elastic tension in the opposite direction to the first positioning support arm 136, so that the first positioning support arm 136 is prevented from rigidly bumping against the edge of the display screen when the left positioning screw rod 135 is driven to move, and the display screen is prevented from being damaged.
The right positioning components 14 are distributed on the right side of the fine positioning bracket 11, and the structure and principle are the same as those of the left positioning components 13. The positioning columns 17 of the right positioning assembly 14 and the positioning columns 17 of the left positioning assembly 13 are staggered from each other in the transverse direction; moreover, the second positioning arm 137 of the right positioning assembly 14 is provided with an avoidance notch 141 corresponding to the positioning post 17 of the second positioning arm 137 of the left positioning assembly 13, so as to prevent interference phenomenon when the two are reset to the middle.
The front positioning assembly 15 comprises a front positioning bracket 151, a front positioning driving motor 152, a front positioning driving belt pulley group 153, a front positioning sliding seat 154 and a front positioning block 155, wherein the front positioning bracket 151 is arranged on the front side of the fine positioning bracket 11, the front positioning driving motor 152 is arranged on the front positioning bracket 11, and the front positioning driving belt pulley group 153 is longitudinally arranged on the front positioning bracket 151 and is connected with the shaft end of the front positioning driving motor 152; the front positioning sliding seat 154 is longitudinally slidably mounted on the front positioning bracket 151 and connected with the belt of the front positioning driving belt pulley set 153, two front positioning blocks 155 are correspondingly mounted at the front end of the front positioning sliding seat 154, and the top of the front positioning blocks 155 is provided with positioning columns 17. The front positioning driving motor 152 drives the front positioning driving belt pulley group 153 to operate, the front positioning sliding seat 154 slides back and forth under the drive of the front positioning driving belt pulley group 153, and the positioning column 17 on the front positioning block 155 is close to or far away from the display screen under the drive of the front positioning sliding seat 154.
The rear positioning assembly 16 comprises a rear positioning driving cylinder 161 and a rear positioning support arm 162, the rear positioning support arm 162 can be longitudinally and slidably arranged on the fine positioning support 11, the rear positioning driving cylinder 161 is arranged on the side part of the fine positioning support 11, the rear positioning support arm 162 is arranged at the shaft end of the rear positioning driving cylinder 161, a positioning column 17 is arranged on the rear positioning support arm 162, the rear positioning driving cylinder 161 drives the rear positioning support arm 162 to move back and forth, and the positioning column 17 on the rear positioning support arm 162 is close to or far away from the front side of the display screen.
In addition, sensors 18 for detecting the moving positions of the respective positioning columns are provided on the fine positioning bracket 11 for the left positioning assembly 13, the right positioning assembly 14, the front positioning assembly 15, and the rear positioning assembly 16, respectively.
The left positioning component 13 is used for positioning left and right of a left display screen, the right positioning component 14 is used for positioning left and right of a right display screen, the front positioning component 15 and the rear positioning component 16 are used for positioning front and rear positions of the left and right display screens, and a plurality of positioning columns on each positioning component are enclosed to form left and right positioning areas 19 for placing the left and right display screens, so that accurate positioning is realized on the display screens in the left and right positioning areas 19.
The utility model is designed with the key that the left positioning component, the right positioning component, the front positioning component and the rear positioning component are integrated on the fine positioning bracket to form a fine positioning mechanism, and the fine positioning mechanism utilizes the automatic adjustment of the left positioning component, the right positioning component, the front positioning component and the rear positioning component to lead the positioning columns to be close or spread to form a left positioning area and a right positioning area which can be adjusted according to the size, thereby meeting the automatic positioning requirement of the display screen, improving the positioning efficiency and the positioning precision, reducing the manual labor and lowering the cost.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model still fall within the scope of the technical solutions of the present utility model.
Claims (8)
1. A fine positioning mechanism which is characterized in that: the device comprises a fine positioning bracket, a left positioning component for positioning a display screen, a right positioning component for buffering when the display screen is positioned, a front positioning component for front positioning the display screen and a rear positioning component for rear positioning the display screen; the left positioning assembly, the right positioning assembly, the front positioning assembly and the rear positioning assembly are respectively provided with a plurality of positioning columns, and the positioning columns are correspondingly and movably positioned at the front, rear, left and right positions outside the display screen.
2. The fine positioning mechanism of claim 1, wherein: two suction plates for sucking the display screen are arranged on the top of the fine positioning support side by side.
3. The fine positioning mechanism of claim 1, wherein: the left positioning assembly comprises a left positioning driving device and a left positioning arm, the left positioning driving device comprises a left positioning driving motor, a left positioning driving belt pulley set and a left positioning screw rod, the left positioning driving motor is arranged on the fine positioning support, the left positioning driving belt pulley set is arranged at the shaft end of the left positioning driving motor, the left positioning screw rod is connected with the output end of the left positioning driving belt pulley set, the left positioning driving motor drives the left positioning driving belt pulley set to rotate, and the left positioning screw rod rotates along with the left positioning driving belt pulley set; the left positioning arm comprises a first positioning support arm and a second positioning support arm, and the first positioning support arm and the second positioning support arm can be installed on the fine positioning support in a sliding mode in opposite directions and correspondingly matched with the left positioning screw rod in a threaded mode; the positioning columns are respectively arranged on the first positioning support arm and the second positioning support arm at intervals, and the positioning columns on the first positioning support arm and the positioning columns on the second positioning support arm are parallel to each other; the left positioning screw rod drives the first positioning support arm and the second positioning support arm to move in opposite directions, and the positioning columns on the first positioning support arm and the second positioning support arm clamp and position the left display screen left and right.
4. A fine positioning mechanism as set forth in claim 3, wherein: the first positioning support arm is close to the edge of the fine positioning support, and a buffer spring is arranged between the first positioning support arm and the fine positioning support.
5. The fine positioning mechanism of claim 1, wherein: the front positioning assembly comprises a front positioning bracket, a front positioning driving motor, a front positioning driving belt pulley group, a front positioning sliding seat and a front positioning block, wherein the front positioning bracket is arranged on the front side of the fine positioning bracket; the front positioning sliding seat can be longitudinally and slidably arranged on the front positioning bracket and is connected with a belt of the front positioning driving belt pulley group, the number of the front positioning blocks is two, the front positioning blocks are correspondingly arranged at the front end of the front positioning sliding seat, and the top of each front positioning block is provided with a positioning column.
6. The fine positioning mechanism of claim 1, wherein: the rear positioning assembly comprises a rear positioning driving cylinder and a rear positioning support arm, wherein the rear positioning support arm can be longitudinally and slidably arranged on the fine positioning support, the rear positioning driving cylinder is arranged on the side part of the fine positioning support, the rear positioning support arm is arranged at the shaft end of the rear positioning driving cylinder, and a positioning column is arranged on the rear positioning support arm.
7. The fine positioning mechanism of claim 1, wherein: the accurate positioning support is provided with sensors for detecting the moving positions of the positioning columns respectively aiming at the left positioning component, the right positioning component, the front positioning component and the rear positioning component.
8. The fine positioning mechanism of claim 1, wherein: and the left positioning assembly, the right positioning assembly, the front positioning assembly and the rear positioning assembly are surrounded by a plurality of positioning columns to form a positioning area for placing two display screens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322013084.XU CN220428136U (en) | 2023-07-28 | 2023-07-28 | Fine positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322013084.XU CN220428136U (en) | 2023-07-28 | 2023-07-28 | Fine positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220428136U true CN220428136U (en) | 2024-02-02 |
Family
ID=89703093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322013084.XU Active CN220428136U (en) | 2023-07-28 | 2023-07-28 | Fine positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220428136U (en) |
-
2023
- 2023-07-28 CN CN202322013084.XU patent/CN220428136U/en active Active
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