CN216310200U

CN216310200U - Semiconductor chip test board card

Info

Publication number: CN216310200U
Application number: CN202122682876.7U
Authority: CN
Inventors: 郭飞; 陈宗廷; 朱放中
Original assignee: Shenzhen Jiuzhang Semiconductor Co ltd
Current assignee: Shenzhen Jiuzhang Semiconductor Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-04-15
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses a semiconductor chip test board which comprises a protective shell, wherein a lead screw is rotatably connected in the protective shell, a supporting seat which is in sliding connection with the protective shell is in threaded connection with the lead screw, an adjusting mechanism which is matched with the lead screw is arranged on the protective shell, a placing groove is formed in the supporting seat, a board body is placed in the placing groove, a driving cavity is formed in the placing groove, two nut sleeves are rotatably connected in the driving cavity, a screw rod is in threaded connection with each of the two nut sleeves, and the screw rod penetrates through the supporting seat. The utility model relates to the technical field of test board cards, and the design of the utility model ensures that the board cards can be effectively protected when being placed, and the board cards can be effectively and stably held when being used, so that the trouble of manual support is avoided, and meanwhile, the board cards are convenient to detach in the later period.

Description

Semiconductor chip test board card

Technical Field

The utility model belongs to the technical field of test board cards, and particularly relates to a semiconductor chip test board card.

Background

The semiconductor chip is a miniature electronic device or component, and in the production process of the semiconductor chip, the tested chip is controlled to enter a corresponding mode through a test board card and a test device, then parameters such as voltage, current, frequency and the like of a tested product in various states are collected, and then the parameters are analyzed to judge whether the tested chip meets the design requirements.

At present, survey test panel card and often can not obtain effectual protection at the in-process of placing for the test panel card exposes the outside easily, and then receives the artificial possibility of touching and external dust erosion easily, and surveys test panel card and carry out the in-process of testing, in order to avoid the test panel card to shift, needs the manual work sometimes to support firmly, and is comparatively loaded down with trivial details.

Therefore, a semiconductor chip test board is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a semiconductor chip test board, which solves the above problems.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a semiconductor chip test integrated circuit board, includes the protecting crust, rotate in the protecting crust and be connected with the lead screw, and threaded connection has a supporting seat with protecting crust sliding connection on the lead screw, be provided with on the protecting crust with lead screw matched with adjustment mechanism, the standing groove has been seted up on the supporting seat, and has placed the integrated circuit board body in the standing groove, the drive chamber has been seted up on the standing groove, and rotates in the drive chamber and be connected with two nut covers, two equal threaded connection has the screw rod in the nut cover, and the screw rod runs through the supporting seat setting, dead lever fixedly connected with clamp plate is passed through to the upper end of screw rod, and the side looks pressfitting of clamp plate and integrated circuit board body, two be provided with link gear between the nut cover, insert on the protecting crust and be equipped with the apron.

Preferably, the adjusting mechanism is composed of a worm and a worm wheel, the worm wheel is fixedly sleeved on the lead screw, the worm is rotatably arranged in the protective shell and meshed with the worm wheel, and one end of the worm penetrates through the protective shell and is fixedly connected with a rotating handle.

Preferably, the linkage mechanism comprises two synchronizing wheels and a synchronous belt, the two synchronizing wheels are respectively fixedly sleeved on the corresponding nut sleeves, and the two synchronizing wheels are driven by the synchronous belt.

Preferably, the lower ends of the two screw rods are fixedly connected with a connecting rod together, and a knob is fixedly sleeved on one nut sleeve.

Preferably, the fixing rod is fixedly connected with a supporting plate, and the supporting plate is fixedly connected with the pressing plate through a plurality of buffer springs.

Preferably, a plurality of limiting blocks are fixedly connected to the pressing plate and are in sliding connection with the supporting plate, and a rubber pad is bonded to the lower end of the pressing plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the cooperation of the adjusting mechanism who sets up and lead screw, can adjust the integrated circuit board and go up and down, and then when needs use the integrated circuit board, can transfer out the integrated circuit board, simultaneously, under the cooperation of nut cover and screw rod, can be so that the firm integrated circuit board of clamp plate pressfitting, avoided the loaded down with trivial details of artifical support, when the integrated circuit board is placed to needs, can adjust the integrated circuit board to accomodating the protection in the protecting crust.

2. Through the link gear who sets up, can be so that two nut covers link, and then make two clamp plates pressfitting simultaneously or keep away from the integrated circuit board, the fixed or unblock mode of integrated circuit board has been convenient greatly, through the cooperation of the buffer spring who sets up and backup pad, can give the buffering protection to the integrated circuit board, avoids the clamp plate to push down the in-process because push down the too violent damage integrated circuit board.

Drawings

Fig. 1 is a schematic front perspective structural view of a semiconductor chip test board according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is an enlarged schematic view of a portion B in fig. 1.

In the figure: the automatic clamp comprises a protective shell 1, a lead screw 2, a support base 3, an adjusting mechanism 4, a worm 41, a worm gear 42, a placing groove 5, a board card body 6, a driving cavity 7, a nut sleeve 8, a screw 9, a fixing rod 10, a pressing plate 11, a linkage mechanism 12, a synchronizing wheel 121, a synchronous belt 122, a cover plate 13, a rotating handle 14, a connecting rod 15, a knob 16, a support plate 17, a buffer spring 18 and a limiting block 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a semiconductor chip test board, including protective housing 1, the rotation is connected with lead screw 2 in protective housing 1, and threaded connection has supporting seat 3 with protective housing 1 sliding connection on lead screw 2, the lead screw 2's lead angle is less than the equivalent friction angle, make lead screw 2 can with supporting seat 3 auto-lock, be provided with adjustment mechanism 4 with lead screw 2 matched with on protective housing 1, adjustment mechanism 4 comprises worm 41 and worm wheel 42, worm wheel 42 is fixed cover-connected on lead screw 2, worm 41 rotates and sets up in protective housing 1, and worm 41 meshes with worm wheel 42 mutually, the one end of worm 41 runs through protective housing 1 and fixedly connected with commentaries on classics handle 14, through the transmission cooperation of the worm 41 that sets up and worm wheel 42, the person of facilitating the use, through changeing 14 regulation and control lead screw 2 and rotate.

The supporting seat 3 is provided with the placing groove 5, the board card body 6 is placed in the placing groove 5, the driving cavity 7 is formed in the placing groove 5, two nut sleeves 8 are connected in the driving cavity 7 in a rotating mode, screw rods 9 are connected in the two nut sleeves 8 in a threaded mode, the screw rods 9 penetrate through the supporting seat 3, the lower ends of the two screw rods 9 are fixedly connected with connecting rods 15, one nut sleeve 8 is fixedly sleeved with a knob 16, the connecting rods 15 are arranged, the two screw rods 9 can be limited mutually, and the screw rods 9 are prevented from rotating along with the nut sleeves 8.

Dead lever 10 fixedly connected with clamp plate 11 is passed through to screw rod 9's upper end, and clamp plate 11 and the side of integrated circuit board body 6 pressfitting mutually, fixedly connected with backup pad 17 on the dead lever 10, and backup pad 17 is through a plurality of buffer spring 18 and clamp plate 11 fixed connection, backup pad 17 and buffer spring 18's cooperation, can give integrated circuit board body 6 buffering protection, avoid 11 pressfitting of clamp plate over fiercely damaging integrated circuit board body 6, a plurality of stoppers 19 of fixedly connected with on the clamp plate 11, and stopper 19 and backup pad 17 sliding connection, the lower extreme of clamp plate 11 bonds and has the rubber pad, stopper 19's setting, can avoid clamp plate 11 to rock, the setting of rubber pad can avoid clamp plate 11 and integrated circuit board body 6 rigid touch.

A linkage mechanism 12 is arranged between the two nut sleeves 8, the linkage mechanism 12 is composed of two synchronizing wheels 121 and a synchronous belt 122, the two synchronizing wheels 121 are respectively fixedly sleeved on the corresponding nut sleeves 8, the two synchronizing wheels 121 are driven by the synchronous belt 122, the two nut sleeves 8 can be linked through the transmission fit of the two synchronizing wheels 121 and the synchronous belt 122, and a cover plate 13 is inserted on the protective shell 1.

The operating principle of the present invention will now be described as follows:

when the board card body 6 is used, firstly the cover plate 13 is taken down, then the rotating handle 14 is rotated, the rotating handle 14 drives the worm 41 to rotate, the worm 41 drives the screw rod 2 to rotate through the worm wheel 42 meshed with the worm 41, the supporting seat 3 drives the board card body 6 to ascend along with the rotation of the screw rod 2, when the board card body 6 ascends out of the port of the protective shell 1, the rotating handle 14 stops rotating, then the board card body 6 can be connected with a test device through an external cable, then a semiconductor chip can be tested through the test device, when the board card body 6 needs to be disassembled, firstly the knob 16 is rotated reversely, the knob 16 drives one of the nut sleeves 8 to rotate, under the transmission of the two synchronous wheels 121 and the synchronous belt 122, the two nut sleeves 8 can synchronously rotate, due to the limit of the connecting rod 15, the two screw rods 9 can simultaneously drive the board 11 to be far away from the board card body 6, when the pressure plate 11 is completely away from the board card body 6, the rotation of the knob 16 is stopped, and then the board card body 6 can be detached.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A semiconductor chip test board comprises a protective shell (1) and is characterized in that a lead screw (2) is rotatably connected in the protective shell (1), a supporting seat (3) which is in sliding connection with the protective shell (1) is in threaded connection with the lead screw (2), an adjusting mechanism (4) which is matched with the lead screw (2) is arranged on the protective shell (1), a placing groove (5) is formed in the supporting seat (3), a board card body (6) is placed in the placing groove (5), a driving cavity (7) is formed in the placing groove (5), two nut sleeves (8) are rotatably connected in the driving cavity (7), a screw rod (9) is in threaded connection with each of the two nut sleeves (8), the screw rod (9) penetrates through the supporting seat (3), a pressing plate (11) is fixedly connected with the upper end of the screw rod (9) through a fixing rod (10), and the pressing plate (11) is pressed with the side edge of the board card body (6), a linkage mechanism (12) is arranged between the two nut sleeves (8), and a cover plate (13) is inserted on the protective shell (1).

2. The semiconductor chip test board card of claim 1, wherein the adjusting mechanism (4) comprises a worm (41) and a worm wheel (42), the worm wheel (42) is fixedly sleeved on the lead screw (2), the worm (41) is rotatably arranged in the protective shell (1), the worm (41) is meshed with the worm wheel (42), and one end of the worm (41) penetrates through the protective shell (1) and is fixedly connected with the rotating handle (14).

3. The semiconductor chip test board as claimed in claim 1, wherein the linkage mechanism (12) comprises two synchronizing wheels (121) and a synchronous belt (122), the two synchronizing wheels (121) are respectively fixedly sleeved on the corresponding nut sleeves (8), and the two synchronizing wheels (121) are driven by the synchronous belt (122).

4. The semiconductor chip test board card as claimed in claim 1, wherein the lower ends of the two screws (9) are fixedly connected with a connecting rod (15), and a knob (16) is fixedly sleeved on one of the nut sleeves (8).

5. The semiconductor chip test board of claim 1, wherein the fixing rod (10) is fixedly connected with a supporting plate (17), and the supporting plate (17) is fixedly connected with the pressing plate (11) through a plurality of buffer springs (18).

6. The semiconductor chip test board card as claimed in claim 5, wherein the pressure plate (11) is fixedly connected with a plurality of limiting blocks (19), the limiting blocks (19) are slidably connected with the supporting plate (17), and a rubber pad is bonded to the lower end of the pressure plate (11).