CN209764686U

CN209764686U - Novel memory test fixture

Info

Publication number: CN209764686U
Application number: CN201920557963.XU
Authority: CN
Inventors: 马骏
Original assignee: Shenzhen Mingshi Electronics Co Ltd
Current assignee: Shenzhen Mingshi Electronics Co Ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2019-12-10
Anticipated expiration: 2029-04-23

Abstract

The utility model discloses a new memory test frock clamp, including PCB fixed baseplate, PCB fixed baseplate's upper end is close to the opposite side and is provided with the protrusion connecting block, and the opposite side of protrusion connecting block has seted up the through-hole, the upper end recess internal connection of protrusion connecting block has the PCB couple, and the PCB couple comprises coupler body, button, second counter bore and pinhole, be connected between coupler body and the button, and the department has seted up the second counter bore in the middle of the lower extreme of button, the pinhole has been seted up to the lateral wall of coupler body, and the pinhole inserts the fixed pin with the through-hole inside that the protrusion connecting block was seted up, the fixed pin comprises pin lever and round pin head. A new memory test fixture, the tight and positioning work of clamp that conveniently tests the body to guarantee going on of chemical test and high temperature and humidity's physical test, be favorable to establishing that the memory is stable, the high efficiency is carried out physics and chemical test, improvement and the assurance of memory finished product yield.

Description

Novel memory test fixture

Technical Field

The utility model relates to an anchor clamps field, in particular to new memory test frock clamp.

background

The clamp is a device which is used for fixing a processing object to enable the processing object to occupy a correct position in the mechanical manufacturing process so as to receive construction or detection, is also called a clamp, is a device which is used for quickly, conveniently and safely installing a workpiece in any process in the technical process, and can be called a clamp, and before a memory test tool clamp appears, a physical test is carried out by adopting manual support, so that a chemical test and some high-temperature and high-humidity physical tests cannot be carried out.

SUMMERY OF THE UTILITY MODEL

The main object of the present invention is to provide a new memory test fixture, which can effectively solve the problems in the background art.

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

A novel memory test fixture comprises a PCB fixing base, wherein a protruding connecting block is arranged at the upper end of the PCB fixing base close to the other side, a through hole is formed in the other side of the protruding connecting block, a PCB hook is connected inside a groove in the upper end of the protruding connecting block and consists of a hook body, a key, a second counter bore and a pin hole, the hook body is connected with the key, the second counter bore is formed in the middle of the lower end of the key, a pin hole is formed in the side wall of the hook body, a fixing pin is inserted into the pin hole and the through hole formed in the protruding connecting block, the fixing pin consists of a pin rod and a pin head, the pin rod is inserted into the through hole formed in the protruding connecting block and penetrates through the hook body, a positioning hole is formed in the upper end of the PCB fixing base close to one side, a positioning nail is inserted into the hole of the positioning hole, the positioning nail consists of a nail head and, the nail pole body of nail pole has cup jointed short spring, and the draw-in groove inslot that the lateral wall lower part of nail pole was seted up has the jump ring, PCB fixed baseplate is located button below department and has seted up first counter bore, and is connected with long spring between button and the PCB fixed baseplate.

Preferably, the through hole formed in the other side of the convex connecting block extends to one side of the convex connecting block, a groove wall formed in the upper end of the convex connecting block is provided with a hole communicated with the through hole, and a pin hole formed in the side wall of the hook body is aligned with the through hole formed in the convex connecting block.

Preferably, the second counter bore formed in the middle of the lower end of the key is aligned with the first counter bore formed in the upper end of the PCB fixing base.

Preferably, the upper end of the long spring is connected to the bottom of the second counterbore, the long spring is movably connected with the key, the lower end of the long spring is connected to the bottom of the first counterbore, and the long spring is movably connected with the PCB fixing base.

Preferably, the head and the stem of the positioning nail are integrally arranged.

Preferably, the hook body and the key are arranged in an integrated manner, and the upper end of the key is provided with transverse grains.

compared with the prior art, the utility model discloses following beneficial effect has:

The utility model discloses in, through being provided with PCB couple, location nail and jump ring, the tight and positioning work of clamp that conveniently tests the body to guarantee going on of the physical test of chemical test and high temperature and humidity, be favorable to establishing that the memory is stable, the high efficiency is carried out physics and chemical test, the improvement and the assurance of memory finished product yield.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a new memory test fixture of the present invention;

FIG. 2 is a top view of the PCB mounting base of the new memory test fixture of the present invention;

FIG. 3 is a schematic diagram of a PCB hook of the new memory test fixture of the present invention;

FIG. 4 is a schematic diagram of a fixing pin of the new memory test fixture of the present invention;

FIG. 5 is a schematic view of a long spring of a new memory test fixture of the present invention;

FIG. 6 is a schematic view of a positioning pin of the new memory test fixture of the present invention;

FIG. 7 is a schematic diagram of a short spring of a new memory test fixture of the present invention;

fig. 8 is a schematic view of a clamp spring of the new memory body testing tool clamp of the present invention.

In the figure: 1. a PCB fixing base; 2. a fixing pin; 201. a pin rod; 202. a pin head; 3. a long spring; 4. a PCB hook; 401. a hook body; 402. pressing a key; 403. a second counterbore; 404. a pin hole; 5. positioning nails; 501. a nail head; 502. a nail rod; 6. a short spring; 7. a clamp spring; 8. a first counterbore; 9. a protruding connecting block; 10. and (7) positioning the holes.

Detailed Description

in order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-8, a new memory testing fixture comprises a PCB fixing base 1, a protruding connection block 9 is disposed on the upper end of the PCB fixing base 1 near the other side, a through hole is disposed on the other side of the protruding connection block 9, a PCB hook 4 is connected inside a groove on the upper end of the protruding connection block 9, the PCB hook 4 is composed of a hook 401, a button 402, a second counter bore 403 and a pin hole 404, the hook 401 is connected with the button 402, the second counter bore 403 is disposed in the middle of the lower end of the button 402, the pin hole 404 is disposed on the side wall of the hook 401, a fixing pin 2 is inserted into the pin hole 404 and the through hole disposed on the protruding connection block 9, the fixing pin 2 is composed of a pin rod 201 and a pin head 202, the pin rod 201 is inserted into the through hole disposed on the protruding connection block 9 and penetrates through the hook 401, a positioning hole 10 is disposed on the upper end of the PCB fixing base, the positioning nail 5 consists of a nail head 501 and a nail rod 502, the lower end of the nail head 501 is connected with the nail rod 502, the rod body of the nail rod 502 is sleeved with a short spring 6, a clamp spring 7 is clamped in a clamp groove formed in the lower part of the side wall of the nail rod 502, a first counter bore 8 is formed in the position, below the button 402, of the PCB fixing base 1, and a long spring 3 is connected between the button 402 and the PCB fixing base 1;

A through hole formed in the other side of the convex connecting block 9 extends to one side of the convex connecting block 9, a groove wall forming hole formed in the upper end of the convex connecting block 9 is communicated with the through hole, and a pin hole 404 formed in the side wall of the hook body 401 is aligned with the through hole formed in the convex connecting block 9; a second counter bore 403 formed in the middle of the lower end of the key 402 is aligned with a first counter bore 8 formed in the upper end of the PCB fixing base 1; the upper end of the long spring 3 is connected with the hole bottom of the second counter bore 403, the long spring 3 is movably connected with the key 402, the lower end of the long spring 3 is connected with the hole bottom of the first counter bore 8, and the long spring 3 is movably connected with the PCB fixing base 1; the nail head 501 and the nail rod 502 of the positioning nail 5 are integrally arranged; the hook body 401 and the key 402 are arranged in an integrated mode, and the upper end of the key 402 is provided with transverse grains.

It should be noted that, the utility model relates to a new memory body testing fixture, before using, firstly, the installation between the PCB hook 4 and the PCB fixing base 1 is carried out, the PCB hook 4 is clamped into the groove of the convex connecting block 9 arranged on the upper end of the PCB fixing base 1 near the other side, the pin hole 404 arranged on the hook body 401 of the PCB hook 4 is aligned with the hole arranged on the convex connecting block 9, the pin head 202 of the fixing pin 2 is taken to make the pin rod 201 aligned with the hole arranged on the other side of the convex connecting block 9 for insertion, the pin rod 201 runs through the hook body 401, the second counter bore 403 arranged on the lower end of the button 402 of the PCB hook 4 is connected with the long spring 3, the lower end of the long spring 3 is connected in the first counter bore 8 arranged on the PCB fixing base 1, the installation of the long spring 3, the PCB hook 4 and the PCB fixing base 1 is realized, thereby the elastic installation of the PCB hook 4 and the PCB fixing base 1 is completed, the positioning pin 5 is inserted into, insert, short spring 6 cup joints into on the nail pole 502, the draw-in groove of seting up of jump ring 7 and location nail 5 is carried out again and is connected, thereby guarantee the accuracy of location, accomplish whole device and can use, during the use, pull button 402, long spring 3 atress compression, coupler 401 lifting upwards, it can press from both sides the clamp and get the PCB board to form the gap between coupler 401 and the PCB fixed baseplate 1, transfer behind coupler 401, coupler 401 presss from both sides tight PCB board, long spring 3 receives the characteristic to kick-back, thereby the clamp of guarantee PCB board is tight.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A new memory body test fixture is characterized in that: comprises a PCB fixed base (1), a convex connecting block (9) is arranged at the upper end of the PCB fixed base (1) close to the other side, a through hole is arranged at the other side of the convex connecting block (9), a PCB hook (4) is connected inside a groove at the upper end of the convex connecting block (9), the PCB hook (4) is composed of a hook body (401), a key (402), a second counter bore (403) and a pin hole (404), the hook body (401) is connected with the key (402), the second counter bore (403) is arranged in the middle of the lower end of the key (402), the side wall of the hook body (401) is provided with the pin hole (404), a fixing pin (2) is inserted into the through hole formed by the pin rod (201) and a pin head (202), and the pin rod (201) is inserted into the through hole formed by the convex connecting block (9) and penetrates through the hook body (401), the PCB fixing base is characterized in that a positioning hole (10) is formed in the position, close to one side, of the upper end of the PCB fixing base (1), a positioning nail (5) is inserted into the hole of the positioning hole (10), the positioning nail (5) is composed of a nail head (501) and a nail rod (502), the lower end of the nail head (501) is connected with the nail rod (502), a short spring (6) is sleeved on a rod body of the nail rod (502), a clamping spring (7) is clamped in a clamping groove formed in the lower portion of the side wall of the nail rod (502), the PCB fixing base (1) is located below a key (402) and provided with a first counter bore (8), and a long spring (3) is connected between the key (402) and the PCB fixing base (1).

2. the new memory test fixture of claim 1, wherein: the through hole formed in the other side of the convex connecting block (9) extends to one side of the convex connecting block (9), the groove wall forming hole formed in the upper end of the convex connecting block (9) is communicated with the through hole, and the pin hole (404) formed in the side wall of the hook body (401) is aligned with the through hole formed in the convex connecting block (9).

3. The new memory test fixture of claim 1, wherein: and a second counter bore (403) formed in the middle of the lower end of the key (402) is aligned with a first counter bore (8) formed in the upper end of the PCB fixing base (1).

4. The new memory test fixture of claim 1, wherein: the upper end of the long spring (3) is connected to the hole bottom of the second counter bore (403), the long spring (3) is movably connected with the key (402), the lower end of the long spring (3) is connected to the hole bottom of the first counter bore (8), and the long spring (3) is movably connected with the PCB fixing base (1).

5. The new memory test fixture of claim 1, wherein: the nail head (501) and the nail rod (502) of the positioning nail (5) are arranged in an integrated mode.

6. The new memory test fixture of claim 1, wherein: the hook body (401) and the key (402) are arranged in an integrated mode, and the upper end of the key (402) is provided with transverse grains.