CN221303442U - Flip type test fixture - Google Patents

Abstract

The utility model provides a flip type test fixture, which comprises a bottom plate, wherein the bottom plate is provided with a test unit, the test unit comprises a download plate module and an upturning module, the download plate module is provided with a product main carrier, the product main carrier is provided with a test contact pin for being electrically connected with a product, one side of the download plate module is provided with a rotating shaft, one side of the upturning module is connected with a rotating shaft bearing, the upturning module is provided with a main pressing plate, and the main pressing plate is provided with a product pressing head capable of entering the product main carrier; the utility model realizes the test fixture which has a compact structure and is easy to operate, thereby reducing the volume of the test fixture and improving the test efficiency of the test fixture; the utility model belongs to the technical field of test jigs.

Description

Flip type test fixture

Technical Field

The utility model belongs to the technical field of test jigs, and particularly relates to a flip-type test jig.

Background

The test fixture belongs to a category below the fixture, and is a fixture which is specially used for testing and testing functions, power calibration, service life, performance and the like of products. The conventional test fixture is mainly vertical pressing down, and in order to be able to vertically lift, the test fixture needs to be provided with a device for driving or guiding the pressing die set to vertically lift, and in addition, a lifting space of the pressing die set needs to be reserved, so that the test fixture has the following defects: 1. the whole structure of the test fixture has relatively large volume, and is inconvenient to carry and store; 2. when testing products, the driving device is required to wait for driving the lower pressing die set to lift, so that the testing efficiency is low.

Disclosure of utility model

The utility model aims to provide a flip type test fixture so as to realize the test fixture which is compact in structure and easy to operate, thereby reducing the volume of the test fixture and improving the test efficiency of the test fixture.

A flip formula test fixture includes the bottom plate, and the bottom plate is installed and is tested the unit, and the test unit includes the download board module and turns up the module, and the download board module is installed the product main carrier, and the product main carrier is equipped with the test contact pin that is used for with product electric connection, and one side of download board module is equipped with the rotation axis, turns up one side and the rotation axis bearing of turning up the module and be connected, turns up the module and be provided with the main clamp plate, and the main clamp plate is provided with the product pressure head that can get into in the product main carrier.

According to the technical scheme, the upturning module is connected with the bearing of the downloading plate module through the rotating shaft, so that the upturning module can be folded or opened with the downloading plate module in a manner of being right opposite to each other, when the upturning module is folded with the downloading plate module, the upturning module drives the main pressing plate to descend so as to press the product pressing head onto the product main carrier to fix the product on the product main carrier, and when the upturning module and the downloading plate module are opened, the main pressing plate is driven to ascend so as to move the product pressing head away from the product main carrier, therefore, the utility model has the following beneficial effects compared with a conventional vertical down-pressing type test jig:

1. The utility model omits a device for guiding the upper module to vertically lift, and simultaneously does not reserve the space for vertically lifting the upper module, thereby reducing the volume of the test fixture and simplifying the structure of the test fixture so as to facilitate the carrying and the storage of the test fixture;

2. Because the upturning module is directly folded and opened with the downloading plate module through the rotating shaft bearing of the upturning module and the downloading plate module in a flip-up mode, the test fixture is enabled to be aligned without an auxiliary mechanism when being folded and opened, and the test fixture is easy to operate.

To further optimize the above solution, it is optionally combined with one or more of the following embodiments without conflict.

In some embodiments, the main pressing plate is separated from the upturning module, one end of the main pressing plate is connected with the rotating shaft bearing, the upturning module is provided with a first guide hole, the main pressing plate is provided with a first guide pillar positioned in the first guide hole, the tail end of the first guide pillar is provided with a first limiting part hung on the first guide hole, and a first buffer spring is arranged between the upturning module and the main pressing plate; according to the technical scheme, when the main pressing plate is driven to descend when the upturning module and the downloading plate die are closed, the impact force of the product pressing head when the product pressing head enters the product main carrier to contact with the product is slowed down, so that the product is prevented from being damaged when the product is contacted.

In some embodiments, the main pressing plate is provided with a second guide hole, the product pressing head is provided with a pressing head hanging plate, the pressing head hanging plate is provided with a second guide pillar positioned in the second guide hole, the second guide pillar is provided with a second limiting part hung on the second guide hole, and a second buffer spring is arranged between the pressing head hanging plate and the main pressing plate; according to the technical scheme, when the upturning module drives the main pressing plate to press down, the pressure of the product pressing head and the product is slowed down, so that the damage to the product caused by fixing the product is avoided.

In some embodiments, the upturning module is provided with a yielding groove, the pressure head hanging plate is positioned in the yielding groove and is provided with a stress part for pushing the upturning module, and the product pressure head passes through the main pressure plate; according to the technical scheme, when the upturning module and the downloading plate module are folded, the pressure head hanging plate can be positioned in the abdication groove, and the pressure head of the product can be directly pushed by the stress part to press down and fix the product on the main product carrier, so that the utility model has more compact structure and smaller volume, and simultaneously, the pressure applied by the product is more uniformly fixed.

In some embodiments, a positioning opening is arranged beside the main product carrier, and a positioning block capable of entering the positioning opening is arranged on the main pressing plate; according to the technical scheme, when the upturning module and the downloading plate module are folded, the product pressure head can more accurately enter the main product carrier to fix the product.

In some embodiments, the downloading plate module is provided with a product auxiliary carrier for supporting the local position of the product, the upturning module is provided with an auxiliary pressing plate, and the auxiliary pressing plate is provided with a product pressing column which can enter the product auxiliary carrier; according to the technical scheme, the utility model realizes the sectional carrying and fixing of the tested product, thereby reducing the consumable of the manufacturing equipment.

In some embodiments, the auxiliary pressing plate is arranged separately from the upturning module, one end of the auxiliary pressing plate is connected with the rotating shaft bearing, the upturning module is provided with a third guide hole, the auxiliary pressing plate is provided with a third guide pillar positioned in the third guide hole, the tail end of the third guide pillar is provided with a third limiting part hung on the third guide hole, and a third buffer spring is arranged between the upturning module and the auxiliary pressing plate; according to the technical scheme, when the main pressing plate is driven to descend when the upturning module and the downloading plate die are closed, the impact force of the product pressing column entering the product auxiliary carrier to be contacted with the product is slowed down, so that the product is prevented from being damaged when the product is contacted.

In some embodiments, the auxiliary pressing plate is provided with a buffering guide hole, the product pressing column is provided with a sliding block part positioned in the buffering guide hole, and the sliding block part is provided with a fourth buffering spring connected with the upturning module; according to the technical scheme, when the upward turning module drives the auxiliary pressing plate to press down, the pressure of the product pressing and the product is slowed down, so that the damage to the product caused by fixing the product is avoided.

In some embodiments, the bearing of the downloading plate module is connected with a pre-pressing block, and the pre-pressing block is provided with a product pre-pressing head which can enter the main product carrier; according to the technical scheme, before the upturning module and the downloading plate module are folded, products in the main product carrier are aligned with the test points in advance.

In some embodiments, the base plate has at least 2 test units mounted thereto; according to the technical scheme, multiple products can be tested by alternately using the multiple test units, so that the waiting time of the test can be reasonably utilized to replace the products after the test when testing a large quantity of products, and the test efficiency is further improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model, the drawings and numerals that are required to be used in the description of the embodiments will be briefly described.

FIG. 1 is a schematic structural view of embodiment 5;

FIG. 2 is a schematic diagram of the structure of the test unit according to the present utility model;

FIG. 3 is a cross-sectional view of the main platen portion of the present utility model;

FIG. 4 is a cross-sectional view of a ram pegboard portion of the present utility model;

FIG. 5 is a cross-sectional view of a portion of the auxiliary platen of the present utility model;

fig. 6 is a cross-sectional view of a press stud portion of the product of the present utility model.

Reference numerals:

1. A bottom plate; 2. a test unit; 3. downloading a board module; 31. a product master carrier; 32. a rotation shaft; 33. a product auxiliary carrier; 4. a flip-up module; 5. a main pressing plate; 51. a first guide hole; 52. a first guide post; 53. a first limit part; 54. a first buffer spring; 55. a positioning port; 56. a positioning block; 6. a pressure head hanging plate; 61. a second guide hole; 62. a second guide post; 63. a second limit part; 64. a second buffer spring; 65. a product pressure head; 66. a relief groove; 67. a force receiving part; 7. an auxiliary pressing plate; 71. a third guide hole; 72. a third guide post; 73. a third limit part; 74. a third buffer spring; 75. buffering the guide hole; 76. a slider part; 77. a fourth buffer spring; 78. product pressing columns; 8. pre-pressing blocks; 81. and (5) pre-pressing the product.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

The embodiment provides a flip type test fixture, which specifically includes the following examples:

example 1

As shown in fig. 2, the present embodiment provides a flip-type testing fixture, which includes a base plate 1, wherein a testing unit 2 is installed on the base plate 1, and the testing unit 2 includes a downloading board module 3 and an upturning module 4.

The downloading plate module 3 is provided with a product main carrier 31 and a pre-pressing block 8, the product main carrier 31 is provided with a test contact pin for being electrically connected with a product, and a positioning port 55 is arranged beside the product main carrier 31; the pre-pressing block 8 and the bearing of the downloading plate module 3 are arranged, the pre-pressing block 8 is provided with a product pre-pressing head 81 which can enter the product main carrier 31, and one side of the downloading plate module 3 is provided with a rotating shaft 32.

One side of the upturning module 4 is in bearing connection with the rotating shaft 32, the upturning module 4 is provided with a main pressing plate 5, the main pressing plate 5 is provided with a positioning block 56 which can enter the positioning opening 55, and a main pressing plate 5 bracket is provided with a product pressing head 65 which can enter the main product carrier 31.

The following is the working procedure of the flip-type test fixture according to this embodiment:

Placing the product to be tested into the carrier, optionally driving the product pre-pressing head 81 to press onto the product by turning over the pre-pressing block 8 and then resetting the product to align the product conductive contacts in the product main carrier 31 with the test contacts; afterwards, the upturning module 4 and the downloading plate module 3 are folded, at the moment, the upturning module 4 drives the main pressing plate 5 to descend, the positioning block 56 enters the positioning port 55, and meanwhile, the product pressure head 65 is pressed into the product main carrier 31 to fix the product on the product main carrier 31, so that the product is electrified and tested; after the test is completed, the upturning module 4 and the downloading plate module 3 are opened, the upturning module 4 drives the main pressing plate 5 to ascend, the product pressing head 65 is pressed and moved away from the product main carrier 31, and the product in the product main carrier 31 is taken out.

Example 2

As shown in fig. 2 to 4, the present embodiment provides a flip-type test fixture, which includes a base plate 1, wherein a test unit 2 is mounted on the base plate 1, and the test unit 2 includes a download board module 3 and an upturning module 4.

The downloading plate module 3 is provided with a product main carrier 31 and a pre-pressing block 8, the product main carrier 31 is provided with a test contact pin for being electrically connected with a product, and a positioning port 55 is arranged beside the product main carrier 31; the pre-pressing block 8 and the bearing of the downloading plate module 3 are arranged, the pre-pressing block 8 is provided with a product pre-pressing head 81 which can enter the product main carrier 31, and one side of the downloading plate module 3 is provided with a rotating shaft 32.

One side of the upturning module 4 is in bearing connection with the rotating shaft 32, the upturning module 4 is provided with a main pressing plate 5, and the main pressing plate 5 is separated from the upturning module 4 in a normal state. One end of the main pressing plate 5 is in bearing connection with the rotating shaft 32, the upturning module 4 is provided with a first guide hole 51, the main pressing plate 5 is provided with a first guide pillar 52 positioned in the first guide hole 51, the tail end of the first guide pillar 52 is provided with a first limiting part 53 hung on the first guide hole 51, a first buffer spring 54 is arranged between the upturning module 4 and the main pressing plate 5, and the main pressing plate 5 is provided with a positioning block 56 capable of entering a positioning port 55;

The main pressing plate 5 is provided with a product pressing head 65 which can enter the product main carrier 31, the product pressing head 65 is provided with a pressing head hanging plate 6, the main pressing plate 5 is provided with a second guide hole 61, the pressing head hanging plate 6 is provided with a second guide pillar 62 positioned in the second guide hole 61, the second guide pillar 62 is provided with a second limiting part 63 hung on the second guide hole 61, and a second buffer spring 64 is arranged between the pressing head hanging plate 6 and the main pressing plate 5.

The following is the working procedure of the flip-type test fixture according to this embodiment:

Placing the product to be tested into a carrier, optionally driving the product pre-pressing head 81 to press the product by turning over the pre-pressing block 8 and then resetting the product to align the product conductive contacts and the test contacts in the product main carrier 31;

After that, through folding the flip-up module 4 and the download board module 3, the positioning block 56 enters the positioning port 55, in the process of folding the flip-up module 4 and the download board module 3, the main pressing plate 5 pushes the pressure brought by the pressing head hanging plate 6 by pushing the pressing head hanging plate 6, and the second buffer spring 64 can slow down the pressure brought by pushing the pressing head hanging plate 6 before the flip-up module 4 and the download board module 3 are folded, and the product pressing head 65 on the main pressing plate 5 is contacted with the product on the product main carrier 31 in advance, so that the impact force when the product pressing head 65 is contacted with the product at the moment when the flip-up module 4 and the download board module 3 are folded is buffered, in addition, when the flip-up module 4 and the download board module 3 are folded, the flip-up module 4 pushes down the product pressing head 65 onto the product on the product main carrier 31, and then the power-on test is carried out on the product; after the test is completed, the upturning module 4 and the downloading plate module 3 are opened, the upturning module 4 drives the main pressing plate 5 to ascend, the product pressing head 65 is pressed and moved away from the product main carrier 31, and the product in the product main carrier 31 is taken out.

Example 3

As shown in fig. 2 to 4, the present embodiment provides a flip-type test fixture, which includes a base plate 1, wherein a test unit 2 is mounted on the base plate 1, and the test unit 2 includes a download board module 3 and an upturning module 4.

The product main carrier 31 and the pre-pressing block 8 are installed on the downloading plate module 3, the product main carrier 31 is provided with a test contact pin for being electrically connected with a product, a positioning opening 55 is arranged beside the product main carrier 31, the pre-pressing block 8 and the downloading plate module 3 are in bearings, the pre-pressing block 8 is provided with a product pre-pressing head 81 which can enter the product main carrier 31, and a rotating shaft 32 is arranged on one side edge of the downloading plate module 3.

One side of the upturning module 4 is in bearing connection with the rotating shaft 32, the upturning module 4 is provided with a main pressing plate 5, the main pressing plate 5 is separated from the upturning module 4 in a normal state, and the upturning module 4 is provided with a yielding groove 66 positioned behind the main pressing plate 5. One end of the main pressing plate 5 is in bearing connection with the rotating shaft 32, the upturning module 4 is provided with a first guide hole 51, the main pressing plate 5 is provided with a first guide pillar 52 positioned in the first guide hole 51, the tail end of the first guide pillar 52 is provided with a first limiting part 53 hung on the first guide hole 51, a first buffer spring 54 is arranged between the upturning module 4 and the main pressing plate 5, and the main pressing plate 5 is provided with a positioning block 56 capable of entering a positioning port 55;

The main clamp plate 5 support is provided with the product pressure head 65 that can get into in the product main carrier 31, product pressure head 65 is equipped with pressure head link plate 6, pressure head link plate 6 is located between main clamp plate 5 and the upturning module 4, pressure head link plate 6 is located the groove 66 of stepping down and is equipped with the atress portion 67 that lets upturning module 4 bulldoze, pressure head link plate 6 is at the normal time, atress portion 67 is not contacted with the groove 66 of stepping down, product pressure head 65 passes main clamp plate 5 and can get into in the product main carrier 31, main clamp plate 5 is equipped with second guide hole 61, pressure head link plate 6 is equipped with the second guide pillar 62 that is located second guide hole 61, second guide pillar 62 is equipped with the second spacing portion 63 of hanging on second guide hole 61, be equipped with second buffer spring 64 between pressure head link plate 6 and the main clamp plate 5.

The following is the working procedure of the flip-type test fixture according to this embodiment:

Placing the product to be tested into a carrier, optionally driving the product pre-pressing head 81 to press the product by turning over the pre-pressing block 8 and then resetting the product to align the product conductive contacts and the test contacts in the product main carrier 31;

After that, through folding the flip-up module 4 and the download board module 3, the positioning block 56 enters the positioning port 55, in the process of folding the flip-up module 4 and the download board module 3, the main pressing plate 5 is pressed to the product on the product main carrier 31 by gravity and the tension of the first buffer spring 54, before the flip-up module 4 and the download board module 3 are completely folded, the product pressing head 65 on the main pressing plate 5 is contacted with the product on the product main carrier 31 in advance, thereby buffering the impact force when the product pressing head 65 contacts the product when the flip-up module 4 and the download board module 3 are folded, in addition, when the flip-up module 4 and the download board module 3 are folded, the flip-up module 4 drives the product pressing head 65 to press the product on the product main carrier 31 by the stress part 67 of the pressing head hanging plate 6, and the second buffer spring 64 can slow down the pressure brought by the pressing head 6 of the flip-up module 4, so as to protect the product, at this time, the product pressing head 65 is pressed to the product main carrier 31 to fix the product on the product main carrier 31, and afterwards, the power-on test is performed on the product; after the test is completed, the upturning module 4 and the downloading plate module 3 are opened, the upturning module 4 drives the main pressing plate 5 to ascend, the product pressing head 65 is pressed and moved away from the product main carrier 31, and the product in the product main carrier 31 is taken out.

Example 4

As shown in fig. 2 to 6, the present embodiment provides a flip-type test fixture, which includes a base plate 1, wherein a test unit 2 is mounted on the base plate 1, and the test unit 2 includes a download board module 3 and an upturning module 4.

The product main carrier 31, the product auxiliary carrier 33 and the pre-pressing block 8 are installed on the downloading plate module 3, the product main carrier 31 and the product auxiliary carrier 33 are used for supporting local positions of products, the product main carrier 31 is provided with a test contact pin used for being electrically connected with the products, a positioning opening 55 is arranged beside the product main carrier 31, the pre-pressing block 8 and the downloading plate module 3 are in bearings, the pre-pressing block 8 is provided with a product pre-pressing head 81 capable of entering the product main carrier 31, and a rotating shaft 32 is arranged at one side of the downloading plate module 3.

One side of the upturning module 4 is in bearing connection with the rotating shaft 32, and the upturning module 4 is provided with a main pressing plate 5 and an auxiliary pressing plate 7; the main pressing plate 5 and the auxiliary pressing plate 7 are arranged separately from the upturning module 4 in a normal state, and one ends of the main pressing plate 5 and the auxiliary pressing plate 7 are connected with a rotating shaft 32 through bearings; the upturning module 4 is provided with a relief groove 66 positioned at the back of the main pressing plate 5.

The upturning module 4 is provided with a first guide hole 51, the main pressing plate 5 is provided with a first guide pillar 52 positioned in the first guide hole 51, the tail end of the first guide pillar 52 is provided with a first limiting part 53 hung on the first guide hole 51, a first buffer spring 54 is arranged between the upturning module 4 and the main pressing plate 5, and the main pressing plate 5 is provided with a positioning block 56 capable of entering a positioning port 55; the main pressing plate 5 is provided with a product pressing head 65 which can enter the product main carrier 31, the product pressing head 65 is provided with a pressing head hanging plate 6, the pressing head hanging plate 6 is positioned in the abdication groove 66 and is provided with a force bearing part 67 for pushing the upturning module 4, the force bearing part 67 is not contacted with the abdication groove 66 in a normal state, and the product pressing head 65 is positioned between the main pressing plate 5 and the upturning module 4 and can enter the product main carrier 31; the main pressing plate 5 is provided with a second guide hole 61, the pressure head hanging plate 6 is provided with a second guide pillar 62 positioned in the second guide hole 61, the second guide pillar 62 is provided with a second limiting part 63 hung on the second guide hole 61, and a second buffer spring 64 is arranged between the pressure head hanging plate 6 and the main pressing plate 5.

The auxiliary pressing plate 7 is provided with a product pressing column 78 which can enter the product auxiliary carrier 33; the upturning module 4 is provided with a third guide hole 71, the auxiliary pressing plate 7 is provided with a third guide pillar 72 positioned in the third guide hole 71, the tail end of the third guide pillar 72 is provided with a third limiting part 73 hung on the third guide hole 71, a third buffer spring 74 is arranged between the upturning module 4 and the auxiliary pressing plate 7, the auxiliary pressing plate 7 is provided with a buffer guide hole 75, the product pressing column 78 is provided with a sliding block part 76 positioned in the buffer guide hole 75, and the sliding block part 76 is provided with a fourth buffer spring 77 connected with the upturning module 4.

The following is the working procedure of the flip-type test fixture according to this embodiment:

placing the product to be tested into the carrier, optionally driving the product pre-pressing head 81 to press onto the product by turning over the pre-pressing block 8 and then resetting the product to align the product conductive contacts in the product main carrier 31 with the test contacts; afterwards, the positioning block 56 enters the positioning port 55 by folding the flip-up module 4 and the download board module 3;

In the folding process of the upturning module 4 and the downloading plate module 3, the main pressing plate 5 is contacted with a product on the product main carrier 31 in advance due to gravity and the tension of the first buffer spring 54 before the upturning module 4 and the downloading plate module 3 are completely folded, meanwhile, the product pressing head 65 on the main pressing plate 5 is contacted with the product on the product main carrier 31 in advance, and the product pressing column 78 on the auxiliary pressing plate 7 is contacted with the product on the product main carrier 31 in advance, so that the impact force when the product pressing head 65 and the product pressing column 78 are contacted with the product at the moment when the upturning module 4 and the downloading plate module 3 are folded is buffered;

in addition, when the flip-up module 4 and the downloading plate module 3 are folded, the flip-up module 4 drives the product pressing head 65 to press the product on the product main carrier 31 through the stress part 67 of the lower pressing head hanging plate 6 so as to fix the local position of the product, the second buffer spring 64 can slow down the pressure brought by pushing the pressing head hanging plate 6 when the flip-up module 4 is folded, meanwhile, the flip-up module 4 also pushes the fourth buffer spring 77 to drive the auxiliary pressing plate 7 to press down so as to fix the other local position of the product by the product pressing column 78, and the fourth buffer spring 77 can slow down the pressure when the flip-up module 4 pushes the auxiliary pressing plate 7 to press down so as to protect the product, and then, the product is electrified and tested;

After the test is completed, the upturning module 4 and the downloading plate module 3 are opened, the upturning module 4 drives the main pressing plate 5 and the auxiliary pressing plate 7 to ascend, the product pressing head 65 and the product pressing column 78 are moved away from the product main carrier 31, and the product in the product main carrier 31 is taken out.

Example 5

As shown in fig. 1 to 6, the present embodiment provides a flip-type test fixture, which includes a base plate 1, and at least 2 test units 2 are mounted on the base plate 1. The test unit 2 is the test unit 2 according to any one of embodiments 1 to 4.

The following is the use process of the flip-type test fixture according to this embodiment:

The test product is put into one of the test units 2 for testing, and in the process of waiting for the test of the test unit 2, another test product is put into the other test unit 2 for testing or the tested product is taken out from the other test unit 2, so that the test of multiple products is performed by alternately using the plurality of test units 2.

Or simultaneously placing a plurality of test products into the plurality of test units 2 respectively for testing, and taking out the products which are tested in the plurality of test units 2 after the testing is finished.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims (10)

1. The utility model provides a flip formula test fixture, its includes bottom plate (1), test unit (2), its characterized in that are installed to bottom plate (1): the test unit (2) comprises a download plate module (3) and an upturning module (4), wherein a product main carrier (31) is installed on the download plate module (3), a test contact pin used for being electrically connected with a product is arranged on the product main carrier (31), a rotating shaft (32) is arranged on one side edge of the download plate module (3), one side edge of the upturning module (4) is in bearing connection with the rotating shaft (32), a main pressing plate (5) is arranged on the upturning module (4), and a product pressing head (65) capable of entering the product main carrier (31) is arranged on the main pressing plate (5).

2. The flip-top test fixture of claim 1, wherein: main clamp plate (5) with turn up module (4) separation setting, the one end of main clamp plate (5) with rotation axis (32) bearing connection, turn up module (4) and be equipped with first guide hole (51), main clamp plate (5) are equipped with and are located first guide pillar (52) in first guide hole (51), the end of first guide pillar (52) is equipped with hang in first spacing portion (53) on first guide hole (51), turn up module (4) with be equipped with first buffer spring (54) between main clamp plate (5).

3. The flip-top test fixture of claim 2, wherein: the main pressing plate (5) is provided with a second guide hole (61), the product pressing head (65) is provided with a pressing head hanging plate (6), the pressing head hanging plate (6) is provided with a second guide pillar (62) positioned in the second guide hole (61), the second guide pillar (62) is provided with a second limiting part (63) hung on the second guide hole (61), and a second buffer spring (64) is arranged between the pressing head hanging plate (6) and the main pressing plate (5).

4. A flip-top test fixture as defined in claim 3, wherein: the upward turning module (4) is provided with a yielding groove (66), the pressing head hanging plate (6) is positioned in the yielding groove (66) and provided with a stress part (67) for pushing the upward turning module (4), and the product pressing head (65) penetrates through the main pressing plate (5).

5. The flip-top test fixture of claim 4, wherein: a positioning opening (55) is arranged beside the main product carrier (31), and a positioning block (56) which can enter the positioning opening (55) is arranged on the main pressing plate (5).

6. The flip-top test fixture of claim 1, wherein: the downloading plate module (3) is provided with a product auxiliary carrier (33) for supporting the local position of a product, the upturning module (4) is provided with an auxiliary pressing plate (7), and the auxiliary pressing plate (7) is provided with a product pressing column (78) which can enter the product auxiliary carrier (33).

7. The flip-top test fixture of claim 6, wherein: auxiliary clamp plate (7) with turn up module (4) separation setting, the one end of auxiliary clamp plate (7) with rotation axis (32) bearing connection, it is equipped with third guide hole (71) to turn up module (4), auxiliary clamp plate (7) are equipped with and are located third guide pillar (72) in third guide hole (71), the end of third guide pillar (72) is equipped with hang in third spacing portion (73) on third guide hole (71), turn up module (4) with auxiliary clamp plate (7) support is equipped with third buffer spring (74).

8. The flip-top test fixture of claim 7, wherein: the auxiliary pressing plate (7) is provided with a buffering guide hole (75), the product pressing column (78) is provided with a sliding block part (76) positioned in the buffering guide hole (75), and the sliding block part (76) is provided with a fourth buffering spring (77) connected with the upturning module (4).

9. The flip-top test fixture of claim 1, wherein: the downloading plate module (3) is connected with a pre-pressing block (8) through a bearing, and the pre-pressing block (8) is provided with a product pre-pressing head (81) which can enter the product main carrier (31).

10. The flip-top test fixture of any one of claims 1 to 9, wherein: at least 2 test units (2) are mounted on the base plate (1).