Positioning device for transmittance and size measuring equipment

Abstract

The utility model relates to the technical field of transmittance and size measuring equipment, and discloses a positioning device for transmittance and size measuring equipment. The positioning device comprises a cross-shaped bearing plate, a positioning assembly, a driving assembly and a Z-axis driving module. A plurality of clearance grooves are formed in the cross-shaped bearing plate; the two positioning assemblies are arranged on the cross-shaped bearing plate in a cross shape, and each positioning assembly comprises two positioning assemblies arranged on the same axis; the driving assembly is installed at the bottom of the cross-shaped bearing plate, a driving plate is connected between the driving assembly and the positioning assemblies, and the driving assembly drives the driving plate to drive the positioning assemblies to move in the opposite directions; the Z-axis driving module is arranged below the cross-shaped bearing plate and used for driving the positioning assembly to move up and down. The positioning device can support and position workpieces of different specifications, the applicability of the positioning device is improved, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of transmittance and size measuring equipment, in particular to a positioning device for transmittance and size measuring equipment. Background Art

[0002] For planar optical components, such as optical filters and mobile phone glass panels, transmittance and dimensional inspections are required after product manufacturing. Dimensional inspections are performed using a visual measuring instrument, while transmittance inspections are performed using a transmittance measuring instrument. Transmittance and dimensional inspections typically require positioning of the workpiece to ensure accurate measurement. This positioning requires the use of appropriate positioning fixtures.

[0003] Most of the positioning tooling in the existing technology is customized for a single model of workpiece. When positioning workpieces of different sizes, the positioning parts on the positioning tooling need to be replaced. It cannot be adaptively adjusted according to workpiece products of different sizes, and has poor applicability. This makes its operation very cumbersome and affects work efficiency.

[0004] Therefore, there is an urgent need for a positioning device for transmittance and size measurement equipment to solve the above problems. Utility Model Content

[0005] Based on the above, the purpose of the present invention is to provide a positioning device for transmittance and dimension measuring equipment to solve the problem that the positioning tooling in the prior art cannot be adaptively adjusted according to workpiece products of different sizes and has poor applicability, resulting in its operation being very cumbersome and affecting work efficiency.

[0006] In order to solve the above technical problems, the present invention adopts the following technical solutions:

[0007] The utility model provides a positioning device for transmittance and size measuring equipment, comprising: a "cross" shaped carrying plate, wherein a plurality of air-avoiding grooves are provided on the "cross" shaped carrying plate;

[0008] The positioning assembly is provided with two groups and is installed in a "cross" shape on the "cross"-shaped supporting plate, and each group of the positioning assembly is respectively two positioning assemblies arranged on the same axis; the positioning assembly is used to support and position the workpiece to be inspected;

[0009] A driving assembly is installed at the bottom of the "cross"-shaped carrying plate, and a driving plate is connected between the driving assembly and the positioning assembly. The driving assembly drives the driving plate to drive each group of the positioning assemblies to move toward each other;

[0010] A Z-axis drive module is installed below the "cross"-shaped carrier plate and is used to drive the positioning assembly to move up and down;

[0011] One end of the driving plate is connected to the driving assembly, and the other end passes through the air-avoiding groove and is connected to the positioning assembly.

[0012] As an optional technical solution for a positioning device for transmittance and size measuring equipment, the positioning assembly includes a "T"-shaped adjustment block, a mounting seat and a support column; the "T"-shaped adjustment block is provided with a first adjustment slot in the longitudinal direction and a second adjustment slot in the transverse direction; the "T"-shaped adjustment block is installed on the mounting seat through the first adjustment slot; and the support column is installed in the second adjustment slot.

[0013] As an optional technical solution for a positioning device for transmittance and dimension measuring equipment, the "cross"-shaped supporting plate is provided with a plurality of first slide rails in a "cross" shape, a first slider is installed on the first slide rail, and the mounting seat is fixed to the first slider.

[0014] As an optional technical solution for a positioning device for transmittance and size measuring equipment, the drive assembly includes a first drive motor, a driving wheel and a driven wheel; the first drive motor is hoisted at the bottom of one end of the "cross"-shaped carrier plate, the driving wheel is installed at the output end of the first drive motor, and the driven wheel is installed at the bottom of the end of the "cross"-shaped carrier plate away from the first drive motor, and a drive belt is provided around the driving wheel and the driven wheel.

[0015] As an optional technical solution for a positioning device for transmittance and size measuring equipment, the air avoidance groove is arranged parallel to the first slide rail, one end of the drive plate is installed on the mounting seat, and a locking block is installed on the other end, and the drive belt is locked between the locking block and the drive plate through the locking block.

[0016] As an optional technical solution for a positioning device for transmittance and dimension measuring equipment, a slide member parallel to the first slide rail is provided on the side of the first slide rail away from the air avoidance groove, two limit sensors are provided in the slide member, and a limit sensing plate matching the limit sensor is provided on the side of the mounting base away from the drive plate.

[0017] As an optional technical solution for a positioning device for transmittance and dimensional measuring equipment, the Z-axis drive module includes a movable frame, a second drive motor, a screw and a fixed plate; the second drive motor is installed at the bottom of the movable frame, one end of the screw is connected to the output end of the second drive motor, and the other end is rotatably connected to the top of the movable frame, and the fixed plate is threadedly connected to the screw.

[0018] As an optional technical solution for a positioning device for transmittance and size measuring equipment, second slide rails are respectively provided on the two inner sides of the movable frame, second sliders are respectively installed on the two second slide rails, and the fixed plate is connected to the two second sliders.

[0019] The beneficial effects of the utility model are:

[0020] The utility model provides a positioning device for transmittance and size measuring equipment, comprising a "cross"-shaped carrying plate, a positioning assembly, a driving assembly and a Z-axis driving module; a plurality of air-avoiding grooves are provided on the "cross"-shaped carrying plate; the positioning assembly is provided with two groups and is arranged in a "cross" shape on the "cross"-shaped carrying plate, and each group of positioning assemblies is two positioning assemblies arranged on the same axis; the positioning assembly is used for supporting and positioning a workpiece to be inspected; the driving assembly is installed at the bottom of the "cross"-shaped carrying plate, and a driving plate is connected between the driving assembly and the positioning assembly, and the driving assembly drives the driving plate to drive each group of positioning assemblies to move toward each other; the Z-axis driving module is arranged below the "cross"-shaped carrying plate, and is used for driving the positioning assembly to move up and down; wherein, one end of the driving plate is connected to the driving assembly, and the other end is provided with an air-avoiding groove and is connected to the positioning assembly. Under the above structure, since the two groups of positioning components are arranged in a "cross" shape, each group of positioning components is driven by the driving component to move toward each other. At this time, the four positioning components can flexibly change their coordinate positions, thereby changing the spacing between multiple support columns, so that the positioning device can support and position workpieces of different specifications, increasing its applicability and improving work efficiency; on the other hand, the Z-axis drive module can drive the positioning component to move up and down, further enhancing the application of the positioning mechanism in transmittance and dimension measuring equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of a positioning device for a transmittance and size measuring device in an embodiment of the present utility model;

[0022] Figure 2 This is a partial structural diagram of a positioning device for a transmittance and size measuring device according to an embodiment of the present utility model;

[0023] Figure 3 This is a structural diagram of the Z-axis drive module in an embodiment of the present utility model;

[0024] Figure 4 This is a structural diagram of a "cross" shaped bearing plate in an embodiment of the present utility model;

[0025] Figure 5 This is an exploded schematic diagram of the positioning component in the embodiment of the present utility model.

[0026] In the picture:

[0027] 1. Cross-shaped load-bearing plate; 10. Avoidance groove; 11. First slide rail; 12. First slider; 13. Slide member; 14. Limit sensor; 15. Limit sensor plate;

[0028] 2. Positioning assembly; 20. T-shaped adjustment block; 201. First adjustment slot; 202. Second adjustment slot; 21. Mounting seat; 22. Support column; 23. Workpiece to be inspected;

[0029] 3. Drive assembly; 30. Drive plate; 301. Locking block; 31. First drive motor; 32. Driving pulley; 33. Driven pulley; 34. Drive belt;

[0030] 4. Z-axis drive module; 40. Movable frame; 41. Second drive motor; 42. Screw; 43. Fixed plate; 44. Second slide rail; 45. Second slider. DETAILED DESCRIPTION

[0031] The present invention will be further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are intended only to illustrate the present invention and are not intended to limit the present invention. It should also be noted that, for ease of description, the accompanying drawings only illustrate portions relevant to the present invention, not all of its components.

[0032] In the description of this utility model, unless otherwise specified or limited, the terms "connected," "connect," and "fixed" should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium; internal communication between two components or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0033] In the present invention, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature between them. Moreover, a first feature being "above," "above," and "above" a second feature may include the first feature being directly above or obliquely above the second feature, or may simply mean that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature may include the first feature being directly below or obliquely below the second feature, or may simply mean that the first feature is lower in level than the second feature.

[0034] In the description of this embodiment, the terms "up", "down", "left", "right" and other orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings and are only for the convenience of description and simplification of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0035] In the description of the present invention, unless otherwise specified, the meaning of "plurality" is two or more. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0036] like Figure 1-5 As shown, the utility model provides a positioning device for transmittance and size measuring equipment, the positioning device comprising: a "cross"-shaped carrier plate 1, a plurality of air-avoiding grooves 10 are provided on the "cross"-shaped carrier plate 1; a positioning assembly 2, which is provided with two groups and is arranged in a "cross" shape on the "cross"-shaped carrier plate 1, and each group of positioning assemblies 2 are two positioning assemblies 2 arranged on the same axis; the positioning assembly 2 is used to support and position the workpiece 23 to be inspected; a driving assembly 3, which is installed at the bottom of the "cross"-shaped carrier plate 1, and a driving plate 30 is connected between the driving assembly 3 and the positioning assembly 2, and the driving assembly 3 drives the driving plate 30 to drive each group of positioning assemblies 2 to move toward each other; a Z-axis driving module 4, which is installed below the "cross"-shaped carrier plate 1, and is used to drive the positioning assembly 2 to move up and down; wherein, one end of the driving plate 30 is connected to the driving assembly 3, and the other end is provided with an air-avoiding groove 10 to be connected to the positioning assembly 2.

[0037] The present invention provides a positioning device for transmittance and size measuring equipment. Since the two groups of positioning components 2 are arranged in a "cross" shape, each group of positioning components 2 is driven by the driving component 3 to move toward each other. At this time, the four positioning components 2 can flexibly change their coordinate positions, thereby changing the spacing between multiple support columns 22, so that the positioning device can support and position workpieces of different specifications, increasing its applicability and improving work efficiency; on the other hand, the Z-axis driving module 4 can drive the positioning component 2 to move up and down, further enhancing the application of the positioning mechanism in transmittance and size measuring equipment.

[0038] Specifically, such as Figure 1 and Figure 2 As shown, there are two drive assemblies 3, which are respectively arranged at each group of positioning assemblies 2 and located at the bottom of the "cross"-shaped carrier plate 1. The drive assembly 3 and the corresponding positioning assembly 2 are on the same axis, and the two drive assemblies 3 are arranged in an upper and lower staggered interval to ensure that each drive assembly 3 can work independently.

[0039] In this embodiment, if Figure 5As shown, the positioning assembly 2 includes a "T"-shaped adjustment block 20, a mounting seat 21 and a support column 22; the "T"-shaped adjustment block 20 is provided with a first adjustment slot 201 in the longitudinal direction and a second adjustment slot 202 in the transverse direction; the "T"-shaped adjustment block 20 is mounted on the mounting seat 21 through the first adjustment slot 201, and the "T"-shaped adjustment block 20 can be adjusted in position on the mounting seat 21 to change the spacing between multiple support columns 22 so as to support and position workpieces 23 to be inspected of different sizes and specifications, thereby improving the applicability of the positioning device; the support columns 22 are installed in the second adjustment slot 202. In this embodiment, two support columns 22 are respectively installed in each second adjustment slot 202, and the two support columns 22 can be slidably adjusted in the second adjustment slot 202, thereby changing the spacing and coordinates between multiple support columns 22, further improving the support and positioning of the positioning device for workpieces 23 to be inspected of different sizes and specifications.

[0040] Further, such as Figure 2 and Figure 4 As shown, a plurality of first slide rails 11 in the shape of a cross are provided on the cross-shaped carrier plate 1, and a first slider 12 is installed on each first slide rail 11. The positioning assembly 2 is fixed to the first slider 12 through the mounting seat 21, and each group of positioning assemblies 2 can move toward each other on the first slide rail 11 to change the coordinate position and spacing between each positioning assembly 2, ensuring that it can be used to support and position workpieces 23 to be inspected of different specifications and sizes; the avoidance groove 10 is arranged parallel to the first slide rail 11, and the first slide rail 11 is provided with a slide member 13 parallel to the first slide rail 11 on the side away from the avoidance groove 10, and the slide member 13 is provided with two limit sensors 14; specifically, as Figure 5 As described, a limit sensing plate 15 matching the limit sensor 14 is provided on one side of the mounting seat 21. Through the setting of the limit sensor 14 and the limit sensing plate 15, the positioning component 2 can move within the limited range of the first slide rail 11, preventing the positioning component 2 from detaching from the first slide rail 11.

[0041] In this embodiment, if Figure 2 As shown, the drive assembly 3 includes a first drive motor 31, a driving wheel 32 and a driven wheel 33; the first drive motor 31 is hoisted to the bottom of one end of the "cross"-shaped carrier plate 1 through a mounting bracket, the driving wheel 32 is installed at the output end of the first drive motor 31, and the driven wheel 33 is installed at the bottom of the end of the "cross"-shaped carrier plate 1 away from the first drive motor 31, and the driving wheel 32 and the driven wheel 33 are respectively arranged below the two ends of the first slide rail 11; a driving belt 34 is provided around the driving wheel 32 and the driven wheel 33; the driving belt 34 is tensioned by the driving wheel 32 and the driven wheel 33 so that the first drive motor 31 can drive the driving belt 34 to rotate reciprocatingly; specifically, as shown in FIG. Figure 5As shown, one end of the driving plate 30 is installed on the side of the mounting base 21 away from the limit sensing plate 15, and the other end is installed with a locking block 301. The driving belt 34 is locked between the locking block 301 and the driving plate 30 through the locking block 301, so that the first driving motor 31 drives the driving belt 34 to rotate reciprocatingly and then drives the two positioning components 2 between each group of positioning components 2 to move toward each other.

[0042] In this embodiment, if Figure 1 and Figure 3 As shown, the Z-axis drive module 4 is fixedly connected to the bottom of the "cross"-shaped carrier plate 1 through two connecting parts; the Z-axis drive module 4 includes a movable frame 40, a second drive motor 41, a screw 42 and a fixed plate 43; the second drive motor 41 is installed at the bottom of the movable frame 40, and a bearing seat is installed on the top of the movable frame 40, one end of the screw 42 is connected to the output end of the second drive motor 41, and the other end is rotatably connected to the bearing seat at the top of the movable frame 40; second slide rails 44 are respectively provided on the two inner sides of the movable frame 40, and second sliders 45 are respectively installed on the second slide rails 44; a rolling bearing matching the screw 42 is provided at the center of the fixed plate 43, and the fixed plate 43 is threadedly connected to the screw 42 through the rolling bearing; the two ends of the fixed plate 43 are respectively connected to the two second The slider 45 and the fixed plate 43 are also provided with mounting holes for mounting on the transmittance and size measuring equipment, so that the positioning device can be stably installed at the designated work position on the transmittance and size measuring equipment, thereby increasing its stability and service life; under the above structure, when the second drive motor 41 drives the screw rod 42 to rotate, the movable frame 40 moves up and down under the thrust of the screw rod 42, thereby driving the positioning component 2 to move up and down, that is, the positioning component 2 can not only move toward each other on the plane to change the spacing and position coordinates between each positioning component 2 to adapt to the support and positioning of the workpiece 23 to be inspected of different sizes, but also move up and down to better cooperate with the transmittance and size measuring equipment to measure the workpiece 23 to be inspected, thereby further improving the applicability of the positioning device.

[0043] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention is disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technician familiar with the profession can make some changes or modifications to equivalent embodiments of the above-disclosed technical contents without departing from the scope of the technical solution of the present invention. However, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technology of the present invention, which do not depart from the content of the technical solution of the present invention, are within the scope of the technical solution of the present invention.

Claims

1. A positioning device for transmittance and size measuring equipment, characterized in that: include: A cross-shaped bearing plate, wherein a plurality of air-avoiding grooves are provided on the cross-shaped bearing plate; The positioning assembly is provided with two groups and is installed in a "cross" shape on the "cross"-shaped supporting plate, and each group of the positioning assembly is respectively two positioning assemblies arranged on the same axis; the positioning assembly is used to support and position the workpiece to be inspected; A driving assembly is mounted on the bottom of the cross-shaped carrier plate, a driving plate is connected between the driving assembly and the positioning assembly, and the driving assembly drives the driving plate to drive each group of the positioning assemblies to move toward each other; A Z-axis drive module is installed below the "cross"-shaped carrier plate and is used to drive the positioning assembly to move up and down; One end of the driving plate is connected to the driving assembly, and the other end passes through the air-avoiding groove and is connected to the positioning assembly.

2. A positioning device for transmittance and size measuring equipment according to claim 1, characterized in that: The positioning assembly includes a "T"-shaped adjustment block, a mounting seat and a support column; the "T"-shaped adjustment block is provided with a first adjustment slot in the longitudinal direction and a second adjustment slot in the transverse direction; the "T"-shaped adjustment block is installed on the mounting seat through the first adjustment slot; the support column is installed in the second adjustment slot.

3. A positioning device for transmittance and size measuring equipment according to claim 2, characterized in that: The "cross"-shaped bearing plate is provided with a plurality of first slide rails in a "cross" shape, the first slide rails are mounted on the first slide blocks, and the mounting seat is fixed to the first slide blocks.

4. A positioning device for transmittance and size measuring equipment according to claim 3, characterized in that: The driving assembly includes a first driving motor, a driving wheel and a driven wheel; the first driving motor is hoisted at the bottom of one end of the "cross"-shaped supporting plate, the driving wheel is installed at the output end of the first driving motor, and the driven wheel is installed at the bottom of the end of the "cross"-shaped supporting plate away from the first driving motor, and a driving belt is provided around the driving wheel and the driven wheel.

5. A positioning device for transmittance and size measuring equipment according to claim 4, characterized in that: The avoidance groove is arranged parallel to the first slide rail, one end of the driving plate is installed on the mounting seat, and the other end is installed with a locking block, and the driving belt is locked between the locking block and the driving plate through the locking block.

6. A positioning device for transmittance and size measuring equipment according to claim 5, characterized in that: A slide member parallel to the first slide rail is provided on the side of the first slide rail away from the avoidance groove, two limit sensors are arranged inside the slide member, and a limit sensing sheet matching the limit sensor is provided on the side of the mounting base away from the drive plate.

7. The positioning device for transmittance and size measuring equipment according to claim 1, characterized in that: The Z-axis drive module includes a movable frame, a second drive motor, a screw and a fixed plate; the second drive motor is installed at the bottom of the movable frame, one end of the screw is connected to the output end of the second drive motor, and the other end is rotatably connected to the top of the movable frame, and the fixed plate is threadedly connected to the screw.

8. The positioning device for transmittance and size measuring equipment according to claim 7, characterized in that: Second slide rails are respectively provided on the two inner sides of the movable frame, and second sliders are respectively installed on the two second slide rails, and the fixed plate is connected to the two second sliders.

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