CN218995466U - Vehicle-mounted camera module AA jig pressing mechanism - Google Patents

Vehicle-mounted camera module AA jig pressing mechanism Download PDF

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Publication number
CN218995466U
CN218995466U CN202223475145.6U CN202223475145U CN218995466U CN 218995466 U CN218995466 U CN 218995466U CN 202223475145 U CN202223475145 U CN 202223475145U CN 218995466 U CN218995466 U CN 218995466U
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China
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needle seat
module
guide
floating frame
tested
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CN202223475145.6U
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Chinese (zh)
Inventor
邢晓明
何祝融
王慧
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Guangdong Yonggu Technology Co ltd
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Guangdong Yonggu Technology Co ltd
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Priority to CN202223475145.6U priority Critical patent/CN218995466U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

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Abstract

The utility model relates to the technical field of detection of vehicle-mounted camera modules, in particular to a pressing mechanism of an AA jig of a vehicle-mounted camera module, wherein a bottom plate is connected with a test circuit board; the bottom plate is fixed with a guide frame; a plurality of first springs are connected between the needle seat floating frame and the needle seat; the needle seat floating frame is in sliding connection with an inner hole of the guide frame; a limit strip abutted against the bottom surface of the guide frame is arranged on the side wall of the needle seat floating frame; the bottom plate is provided with a pressing die assembly module for pressing the needle seat floating frame of the module to be tested downwards; at least two guide pins are fixed on the needle seat; the needle seat floating frame is provided with a pin hole which is in sliding connection with the guide pin. When the utility model is used, in the structure, the alignment degree of the module to be tested and the jack of the needle seat is improved through the guide pin and the needle seat floating frame, the stress of the contact pin is more uniform, the accuracy of testing and detecting is improved, and after the testing is finished, the module to be tested is automatically pushed out of the needle seat and separated, so that the risk of bending the contact pin when the testing module is pulled out is reduced.

Description

Vehicle-mounted camera module AA jig pressing mechanism
Technical Field
The utility model relates to the technical field of detection of vehicle-mounted camera modules, in particular to a pressing mechanism of an AA jig of a vehicle-mounted camera module.
Background
In the detection process of the vehicle-mounted camera module, OC data are acquired after detection on detection equipment, so that the quality and imaging effect of the vehicle-mounted camera module are guaranteed.
In the existing test equipment, the pressing of the vehicle-mounted camera AA jig generally adopts a clamping jaw structure at two sides, and the vehicle-mounted camera AA jig is elastically clamped and fixed through clamping jaws with elasticity at two sides and then is placed into butt joint with a needle seat to test a product; after the product line clamps products, the spring force of the clamping jaws at the two sides and the pressure of the needle seat group received by the modules are in a balanced state, the elastic clamping of the modules is not limited and fixed, and the positions of the pins of the modules are not uniformly distributed on the vehicle-mounted camera, so that the bottoms of the modules are in inconsistent stress when being inserted, the consistency of flatness cannot be ensured, and the detected OC data is influenced; and when the module is disassembled after measurement, the pin is directly pulled out only through the elastic clamping of the spring force of the clamping jaws at the two sides, and the pin is easy to deform due to uneven spring force of the clamping jaws at the two sides.
Therefore, it is necessary to design a pressing mechanism for the AA fixture of the vehicle-mounted camera module, which can ensure the complete alignment between the pins of the module and the pin bases of the detection devices.
Disclosure of Invention
The utility model aims to overcome the defects and shortcomings of the prior art and provides a pressing mechanism for an AA jig of a vehicle-mounted camera module.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model relates to a pressing mechanism of an AA jig of a vehicle-mounted camera module, which comprises a bottom plate and a needle seat; the bottom plate is connected with a test circuit board; the test circuit board is connected to the needle seat;
the bottom plate is fixed with a guide frame; a plurality of first springs are connected between the needle seat floating frame and the needle seat; the needle seat floating frame is in sliding connection with an inner hole of the guide frame; a limiting strip abutted against the bottom surface of the guide frame is arranged on the side wall of the needle seat floating frame; the needle seat is connected to the bottom plate; the bottom plate is provided with a compression molding module for compressing the needle seat floating frame of the module to be tested downwards; the needle seat is at least fixed with two guide pins; the needle seat floating frame is provided with a pin hole which is in sliding connection with the guide pin.
Further, a plurality of lifting guide shafts which are in sliding connection with the needle seat are fixed on the bottom plate;
the bottom plate is rotationally connected with an adjusting bolt; the adjusting bolt is connected to the needle seat in a threaded manner.
Further, the top ends of the lifting guide shafts are connected together through the adjusting seat.
Further, the compression molding module comprises a sliding plate, a compression card guide shaft and a guide rail, wherein the compression card guide shaft and the guide rail are fixed on the bottom plate; the pressing guide shaft is connected with the sliding plate in a sliding way; a sliding block which is in sliding connection with the guide rail is fixed on the sliding plate; and the C-shaped pressing clamp is fixed on the sliding plate.
After the structure is adopted, the utility model has the beneficial effects that: according to the pressing mechanism of the vehicle-mounted camera module AA jig, when the pressing mechanism is used, when the to-be-tested module is not installed on the needle seat floating frame, the limiting strip is abutted against the lower surface of the guide frame by the elastic force of the first spring; the guide pin extends out of the pin hole for a certain distance; the module to be tested is also provided with a positioning hole at a corresponding position, and the positioning hole is matched with the guide pin for use; after the positioning holes on the module to be tested are aligned with the guide pins respectively, aligning the module to be tested with the floating frame of the needle seat, and aligning the jacks on the needle seat with the pins of the module to be tested respectively; then, overcoming the resistance of the first spring, pressing down the module to be tested and the needle seat floating frame together, and leading the contact pins of the module to be tested to be further inserted into the insertion holes of the needle seat correspondingly and communicated through the guide frames after guiding the needle seat floating frame; then the module pressing module provides a downward pressing force for the module to be tested, and the contact pin is inserted into the jack for positioning; when the module to be tested is disassembled from the needle seat floating frame, the compression module removes the pressure of the module to be tested, and the first spring pushes the needle seat floating frame up until the contact pin of the module to be tested is pulled out from the jack of the needle seat; in the structure, the alignment degree of the to-be-tested module and the jack of the needle seat is improved through the guide pin and the needle seat floating frame, so that the flatness of the to-be-tested module under pressure is consistent, the stress of the contact pin is more uniform, and the accuracy of testing and detecting is improved; after the measurement is finished, the to-be-tested module is automatically pushed out of the needle seat and separated, and the risk of bending the contact pin when the test module is pulled out is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a block diagram of a removable press die set module and a base plate of the present utility model;
FIG. 3 is an exploded view of the present utility model with the compression module and the base plate removed;
FIG. 4 is a block diagram of a press-die set module;
FIG. 5 is an exploded view of the hub floating frame and the hub connection with the guide pin;
reference numerals illustrate:
1. a bottom plate; 2. a guide frame; 3. an adjusting seat; 4. c-type press clamping; 5. a pressing guide shaft; 6. a slide plate;
7. a guide pin; 8. a needle seat floating frame; 801. a limit bar; 802. a pin hole; 9. testing the circuit board;
10. a needle stand; 11. a slide block; 12. a guide rail; 13. an adjusting bolt; 14. a lifting guide shaft;
A. and a module to be tested.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 5, the pressing mechanism of the AA jig for the vehicle-mounted camera module of the present utility model includes a base plate 1 and a needle seat 10; the bottom plate 1 is connected with a test circuit board 9; the test circuit board 9 is connected to the needle seat 10;
the bottom plate 1 is fixed with a guide frame 2; a plurality of first springs are connected between the needle seat floating frame 8 and the needle seat 10; the needle seat floating frame 8 is in sliding connection with an inner hole of the guide frame 2; a limiting bar 801 which is abutted against the bottom surface of the guide frame 2 is arranged on the side wall of the needle seat floating frame 8; the needle seat 10 is connected to the bottom plate 1; the base plate 1 is provided with a pressing module for pressing the needle seat floating frame 8 of the module A to be tested downwards; at least two guide pins 7 are fixed on the needle seat 10; the needle seat floating frame 8 is provided with a pin hole 802 which is in sliding connection with the guide pin 7;
when the to-be-tested module A is not installed on the needle seat floating frame 8, the limiting bar 801 is abutted against the lower surface of the guide frame 2 by the elastic force of the first spring; and the guide pin 7 protrudes above the pin hole 802 by a distance; the module A to be tested is also provided with a positioning hole at a corresponding position, and the positioning hole is matched with the guide pin 7 for use; after the positioning holes on the module A to be tested are aligned with the guide pins 7 respectively, the module A to be tested is aligned with the needle seat floating frame 8, and the jacks on the needle seat 10 are aligned with the pins of the module A to be tested respectively; then, overcoming the resistance of the first spring, pressing down the module A to be tested and the needle seat floating frame 8 together, and guiding the needle seat floating frame 8 through the guide frame 2 to enable the contact pins of the module A to be tested to be respectively and further inserted into the insertion holes of the needle seat 10 and connected with the contact pins; then the module pressing module provides a downward force for the module A to be tested to press the module A to be tested, and the contact pin is inserted into the jack for positioning; when the module A to be tested is dismounted from the needle seat floating frame 8, the compression module removes the pressure of the module A to be tested, and the first spring pushes the needle seat floating frame 8 up to pull out the contact pin of the module A to be tested from the jack of the needle seat 10;
in the structure, the alignment degree of the insertion holes of the module A to be tested and the needle seat 10 is improved through the guide pin 7 and the needle seat floating frame 8, so that the flatness of the module A to be tested under pressure is consistent, the stress of the contact pin is more uniform, and the accuracy of test is improved; after the measurement is finished, the module A to be tested is automatically pushed out from the needle seat 10 and separated, so that the risk of bending the contact pin when the module A is pulled out is reduced.
As a preferable mode of the utility model, a plurality of lifting guide shafts 14 which are connected with the needle seat 10 in a sliding way are fixed on the bottom plate 1;
an adjusting bolt 13 is rotatably connected to the bottom plate 1; the adjusting bolt 13 is in threaded connection with the needle seat 10; the needle seat 10 is driven to do lifting motion along the lifting guide shaft 14 by rotating the adjusting bolt 13, the height between the needle seat 10 and the guide frame 2 is adjusted, and the floating space of the needle seat floating frame 8 relative to the adjusting needle seat 10 is adjusted; so that the probe of the needle seat 10 inserted into the needle seat floating frame 8 is exposed in the insertion hole of the needle seat floating frame 8 as small as possible, and plays a role of protecting the probe of the needle seat 10.
As a preferred mode of the utility model, the top ends of the lifting guide shafts 14 are connected together through the adjusting seat 3, so that the lifting guide shafts 14 form an integrated guide system, and the guiding accuracy of the needle seat 10 is improved.
As a preferred mode of the utility model, the pressing module comprises a sliding plate 6, a pressing card guide shaft 5 fixed on the bottom plate 1 and a guide rail 12; the card pressing guide shaft 5 is in sliding connection with the sliding plate 6; a slide block 11 which is in sliding connection with the guide rail 12 is fixed on the slide plate 6; the C-shaped pressing card 4 is fixed on the sliding plate 6; an unlocking cylinder is connected to the bottom plate 1; the unlocking cylinder can drive the C-shaped press card 4 on the sliding plate 6 to slide, and the C-shaped press card 4 is clamped on the top end surface of the module A to be tested; the module A to be tested is prevented from rebounding on the needle seat floating frame 8; a pressing module for pressing down the module to be tested A can be arranged on the bottom plate 1; for the C-shaped press card 4 to be free from the avoiding position in translation, the height of the lower surface of the C-shaped press card 4 is larger than the top surface of the module A to be tested, and after the C-shaped press card 4 slides to the top surface of the module A to be tested, the lower press die assembly is retracted.
When the utility model is used, the needle seat is driven to do lifting motion along the lifting guide shaft by rotating the adjusting bolt, the height between the needle seat and the guide frame is adjusted, and the floating frame of the needle seat is adjusted to relatively adjust the floating space of the needle seat; the needle seat probe inserted into the needle seat floating frame is exposed in the jack of the needle seat floating frame as small as possible, and plays a role in protecting the needle seat probe; after the adjustment is finished, when the module to be tested is not installed on the needle seat floating frame, the limiting strip is abutted against the lower surface of the guide frame by the elastic force of the first spring; the guide pin extends out of the pin hole for a certain distance; the module to be tested is also provided with a positioning hole at a corresponding position, and the positioning hole is matched with the guide pin for use; after the positioning holes on the module to be tested are aligned with the guide pins respectively, aligning the module to be tested with the floating frame of the needle seat, and aligning the jacks on the needle seat with the pins of the module to be tested respectively; after the pressing module presses down the module to be tested, the resistance of the first spring is overcome, the module to be tested and the needle seat floating frame are pressed down together, and the contact pins of the module to be tested are respectively and correspondingly inserted into the insertion holes of the needle seat and are communicated with the insertion holes of the needle seat through the guide frame guiding the needle seat floating frame; the C-shaped press clamp on the movable slide plate of the unlocking cylinder slides to clamp the C-shaped press clamp on the top end surface of the module to be tested;
then the module pressing module provides a downward pressing force for the module to be tested, and the contact pin is inserted into the jack for positioning; when the module to be tested is detached from the needle seat floating frame, the lower pressing die set continuously presses down the module to be tested, then the C-shaped pressing card on the movable sliding plate of the unlocking cylinder slides, the C-shaped pressing card is separated from the module to be tested, the pressing die set module removes the pressure of the module to be tested, and the first spring pushes the needle seat floating frame up until the contact pin of the module to be tested is pulled out from the jack of the needle seat; in the structure, the alignment degree of the to-be-tested module and the jack of the needle seat is improved through the guide pin and the needle seat floating frame, so that the flatness of the to-be-tested module under pressure is consistent, the stress of the contact pin is more uniform, and the accuracy of testing and detecting is improved; after the measurement is finished, the to-be-tested module is automatically pushed out of the needle seat and separated, and the risk of bending the contact pin when the test module is pulled out is reduced.
The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.

Claims (4)

1. A pressing mechanism of an AA jig of a vehicle-mounted camera module comprises a bottom plate (1) and a needle seat (10); a test circuit board (9) is connected to the bottom plate (1); the test circuit board (9) is connected to the needle seat (10);
the method is characterized in that: the bottom plate (1) is fixed with a guide frame (2); a plurality of first springs are connected between the needle seat floating frame (8) and the needle seat (10); the needle seat floating frame (8) is in sliding connection with an inner hole of the guide frame (2); a limit strip (801) abutted against the bottom surface of the guide frame (2) is arranged on the side wall of the needle seat floating frame (8); the needle seat (10) is connected to the bottom plate (1); the base plate (1) is provided with a pressing module for pressing the needle seat floating frame (8) of the module to be tested (A) downwards; at least two guide pins (7) are fixed on the needle seat (10); the needle seat floating frame (8) is provided with a pin hole (802) which is in sliding connection with the guide pin (7).
2. The vehicle-mounted camera module AA jig pressing mechanism according to claim 1, wherein: a plurality of lifting guide shafts (14) which are in sliding connection with the needle seat (10) are fixed on the bottom plate (1);
an adjusting bolt (13) is rotatably connected to the bottom plate (1); the adjusting bolt (13) is connected to the needle seat (10) in a threaded manner.
3. The vehicle-mounted camera module AA jig pressing mechanism according to claim 2, wherein: the top ends of the lifting guide shafts (14) are connected together through the adjusting seat (3).
4. The vehicle-mounted camera module AA jig pressing mechanism according to claim 1, wherein: the pressing module comprises a sliding plate (6), a pressing guide shaft (5) fixed on the bottom plate (1) and a guide rail (12); the clamp pressing guide shaft (5) is in sliding connection with the sliding plate (6); a sliding block (11) which is in sliding connection with the guide rail (12) is fixed on the sliding plate (6); the C-shaped pressing card (4) is fixed on the sliding plate (6).
CN202223475145.6U 2022-12-26 2022-12-26 Vehicle-mounted camera module AA jig pressing mechanism Active CN218995466U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223475145.6U CN218995466U (en) 2022-12-26 2022-12-26 Vehicle-mounted camera module AA jig pressing mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223475145.6U CN218995466U (en) 2022-12-26 2022-12-26 Vehicle-mounted camera module AA jig pressing mechanism

Publications (1)

Publication Number Publication Date
CN218995466U true CN218995466U (en) 2023-05-09

Family

ID=86190717

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223475145.6U Active CN218995466U (en) 2022-12-26 2022-12-26 Vehicle-mounted camera module AA jig pressing mechanism

Country Status (1)

Country Link
CN (1) CN218995466U (en)

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