CN112858736A - Be used for electronic components to smelt test fixture always - Google Patents

Abstract

The invention provides a test fixture for aging of electronic components, which comprises a mounting structure; four groups of auxiliary structures are hinged on the mounting structure; two groups of blanking structures are hinged on the mounting structure; a fixing structure is slidably mounted on the mounting structure; fastening structures are arranged at two ends of the fixing structure; the inner end of the fastening structure is provided with a control structure; the last test piece of having placed of mounting structure, with the direct slidable mounting of mounting strip inside the mounting bracket, the fastening tab setting on with the mounting strip is the copper sheet of slope structure, because the fastening tab can correspond each other with the fluting, make can let the fastening tab directly block go into the fluting behind the slip fastening strip, convex eccentric block articulates on the mounting strip, make when rotating the regulation connecting rod, can let the track motion of mounting strip along a semicircular circular arc, thereby realize the chucking and the relaxation motion to the test piece, thereby accomplish the holistic fixed chucking work of anchor clamps.

Description

Be used for electronic components to smelt test fixture always

Technical Field

The invention belongs to the technical field of electronic detection equipment, and particularly relates to a clamp for aging test of electronic components.

Background

Aging is also called aging, and means that a certain electrical stress is continuously applied to the components at a certain environmental temperature for a long time, various physical and chemical reaction processes inside the components are accelerated through the comprehensive action of the electrical-thermal stress, and various potential defects hidden inside the components are promoted to be exposed early, so that the purpose of eliminating early failure products is achieved, and aging detection can not only eliminate the components with defects, but also promote the effect of stabilizing electrical parameters of the components without defects.

Application No.: the invention discloses an aging test fixture for electronic components, which comprises a base, wherein a fixed shaft is arranged at the position, corresponding to one side of a pushing rack, of the top end of the base through an ear plate, a second gear is arranged at one end of the fixed shaft, a worm wheel is arranged at the other end of the fixed shaft, a worm is arranged at the position, corresponding to one side of the worm wheel, of the top end of the base, and an adjusting knob is arranged at the top end of the worm; the aging test is prevented from being interrupted or failed due to the fact that the electronic component to be tested is easy to slide or separate after being placed.

Application No.: in the patent of CN201320638677.9, the utility model discloses an aging test fixture for electronic components, belonging to the detection tool; aims to provide an electronic component testing clamp which is simple and efficient to operate, long in service life and reliable in power-on contact. It comprises a positioning device and a clamping mechanism; the positioning device is a positioning block (11) which is fixed on a base (3) and provided with a plurality of positioning cavities (8), and the clamping mechanism is composed of protective tubes (10) arranged on the base (3), a guide block (6) fixed on the base (3), a slide block (1) arranged on the base (3), a tension spring (5) connected with the slide block and the guide block (6), a cam (4) arranged between the slide block (1) and the guide block (6), an anode thimble (7) which penetrates through the guide hole and is fixed on the slide block (1), and a cathode thimble (9) which is arranged on the positioning block (11) and corresponds to each protective tube (10) and each anode thimble (7). The utility model relates to a anchor clamps for detecting electronic component ageing properties.

Based on the above, the anchor clamps that current testing process used are comparatively single, and detect an component along with can installing when using, but need dismantle one by one when dismantling the component comparatively inconvenient, and original paper both ends such as resistance and diode have the stitch, cause the phenomenon of damage when dismantling.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a clamp for aging test of electronic components is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides a clamp for aging test of electronic components, which aims to solve the problems that the clamp used in the existing detection process is single, elements can be installed to detect when the clamp is used, the elements are inconvenient to disassemble one by one when the elements are disassembled, and pins are arranged at two ends of elements such as resistors, diodes and the like, so that damage is caused when the elements are disassembled.

The invention is used for the purpose and efficacy of the aging test fixture of electronic components, and is achieved by the following specific technical means:

a test fixture for aging of electronic components comprises a mounting structure; four groups of auxiliary structures are hinged on the mounting structure; two groups of blanking structures are hinged on the mounting structure; a fixing structure is slidably mounted on the mounting structure; fastening structures are arranged at two ends of the fixing structure; the inner end of the fastening structure is provided with a control structure; a test piece is placed on the mounting structure.

Furthermore, the mounting structure further comprises a mounting plate, mounting frames and auxiliary plates, wherein four groups of mounting frames are arranged on the mounting plate, every two groups of mounting frames are symmetrically arranged, the auxiliary plates are arranged between the two groups of symmetrical mounting frames, the auxiliary plates and the mounting frames are both provided with grooves, and the whole grooves are of inverted-triangular structures.

Further, auxiliary structure is still including clamp plate, stationary blade, installation piece, and the installation piece is fixed in the outer end position of mounting bracket, all articulates on every group installation piece and installs the clamp plate, is provided with the stationary blade on the bottom surface of clamp plate, and the stationary blade is coincide each other with every group fluting.

Furthermore, the auxiliary structure further comprises a magnetic block, the magnetic block is mounted on the mounting frame, and the magnetic block can be in contact with the tail end of the pressing plate.

Further, blanking structure is still including unloading frame, gib block, and the whole articulated installation of unloading frame is on the mounting panel, and the whole lock of unloading frame is in the outer end of accessory plate simultaneously, and the unloading frame is close to root position and is equipped with the gib block additional, and the whole of gib block is the structure of slope.

Further, fixed knot constructs still including fixed strip, mounting plate, and fixed strip slidable mounting is in every group mounting bracket, and every group fixed strip comprises two sets of the same fixed strips, is provided with the mounting plate that corresponds with the fluting on the fixed strip, and the whole of mounting plate is the slope and the structure of buckling.

Furthermore, fastening structure still includes spliced pole, preforming, and the spliced pole is installed at the both ends of fixed strip, and spliced pole slidable mounting simultaneously on the mounting panel, cup joints on the spliced pole and installs the preforming, adds on the preforming and is equipped with two sets of springs.

Further, the control structure is still including handle, connecting rod, eccentric block, and the connecting rod rotates to be installed on the mounting panel, and is provided with the eccentric block of evagination structure on the connecting rod, and the bulge position of eccentric block articulates on the fixed strip, and the handle is installed at the connecting rod top.

Compared with the prior art, the invention has the following beneficial effects:

1. in the mounting structure, the mounting frames are arranged on the mounting plates, and each two groups of mounting frames are arranged in a symmetrical structure, so that the grooves formed in the mounting frames can be used for placing the test pieces, and the auxiliary plate is arranged between the two groups of symmetrical mounting frames, so that the test pieces to be detected can be used for further auxiliary supporting under the action of the auxiliary plate.

2. In the auxiliary structure, the two pairs of mounting frames are respectively provided with the pressing plates in a hinged manner, the pressing plates close to the upper ends are hinged from the right ends, and the pressing plates close to the lower ends are hinged from the left ends, so that the two groups of pressing plates form a symmetrical opening and closing structure and are respectively pressed on the two groups of symmetrical mounting frames, the fixed blocks arranged at the bottoms of the pressing plates can play a role in pressing the test piece in the groove, in order to ensure the tightness of the pressing plates during fastening and pressing, the magnetic blocks are fixed on the mounting frames at the tail ends of the pressing plates, so that the pressing plates can be fastened through the action of magnetic force after being fastened, and the fixing effect of the pressing plates.

3. In the blanking structure, the blanking frame is a main blanking device on the clamp, the whole of the hinged blanking frame is directly framed at the outer end of the auxiliary plate when being folded, so that the detection work cannot be influenced when the blanking frame is folded, and the guide strip arranged on the blanking frame is provided with an inclined structure, so that the purpose of auxiliary guide blanking is mainly achieved.

4. According to the fixing structure, the fixing strip is directly arranged inside the mounting frame in a sliding mode, the fastening pieces on the fixing strip are provided with the copper sheets in the inclined structures, the fastening pieces can correspond to the grooves, so that the fastening pieces can be directly clamped into the grooves after the fastening strips are slid, the connecting rod is rotatably arranged on the mounting plate, the connecting rod can rotate on the mounting plate through adjustment of the handle, the protruding eccentric block is hinged to the fixing strip, the fixing strip can move along a semicircular arc track when the connecting rod is rotatably adjusted, clamping and loosening of a test piece are achieved, fixing and clamping work of the whole clamp is achieved, and the purpose of fixing the test piece by the fastening pieces is achieved.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic view of the platen structure of the present invention.

Fig. 3 is a schematic structural view of the blanking frame of the invention.

Fig. 4 is a schematic view of the structure of the mounting bracket of the present invention.

Fig. 5 is a schematic view of the fastening structure of the present invention.

Fig. 6 is a schematic view of the structure of the fixing bar and the connecting bar of the present invention.

Fig. 7 is a schematic diagram of the partial amplification structure at a in fig. 4 according to the present invention.

Fig. 8 is a schematic diagram of the partial amplification structure at B in fig. 5 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a mounting structure; 101. mounting a plate; 102. a mounting frame; 103. an auxiliary plate; 2. an auxiliary structure; 201. pressing a plate; 202. a fixing sheet; 203. a magnetic block; 204. mounting blocks; 3. a blanking structure; 301. a blanking frame; 302. a guide strip; 4. a fixed structure; 401. a fixing strip; 402. a fastening tab; 5. a fastening structure; 501. connecting columns; 502. tabletting; 6. a control structure; 601. a handle; 602. a connecting rod; 603. an eccentric block; 7. and (6) testing the test piece.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like 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 "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 8:

the invention provides a test fixture for aging of electronic components, which comprises a mounting structure 1; four groups of auxiliary structures 2 are hinged on the mounting structure 1; two groups of blanking structures 3 are hinged on the mounting structure 1; a fixed structure 4 is arranged on the mounting structure 1 in a sliding way; fastening structures 5 are arranged at two ends of the fixed structure 4; the inner end of the fastening structure 5 is provided with a control structure 6; a test piece 7 is placed on the mounting structure 1.

Wherein, mounting structure 1 is still including mounting panel 101, mounting bracket 102, accessory plate 103, be provided with four sets of mounting brackets 102 on the mounting panel 101, and every two sets of mounting brackets 102 set up and be the structure of symmetry, be provided with accessory plate 103 between the mounting bracket 102 of two sets of symmetries, all seted up the fluting on accessory plate 103 and the mounting bracket 102, the whole structure that is the inverted triangle-shaped of fluting, set up mounting bracket 102 on with mounting panel 101, and every two sets of mounting bracket 102 set up and be the structure of symmetry, make the fluting of seting up on mounting bracket 102, can place test piece 7, accessory plate 103 sets up between the mounting bracket 102 of two sets of symmetries, make test piece 7 that is detected can be under the effect of accessory plate 103, do further supplementary supporting.

Wherein, the auxiliary structure 2 is still including clamp plate 201, stationary blade 202, installation piece 204, the outer end position at mounting bracket 102 is fixed to installation piece 204, all articulate on every group installation piece 204 and install clamp plate 201, be provided with stationary blade 202 on the bottom surface of clamp plate 201, stationary blade 202 coincide each other with every group fluting, all articulate on two paired mounting brackets 102 and install clamp plate 201, and lean on clamp plate 201 of upper end for from the articulated installation of right-hand member, lean on clamp plate 201 of lower extreme to be from the articulated installation of left end on the contrary, make two sets of clamp plates 201 form the structure that opens and shuts of symmetry, and simultaneously for compressing tightly respectively on two sets of symmetrical mounting brackets 102, the fixed block of installing in clamp plate 201 bottom, can play and compress tightly test 7 uses.

Wherein, auxiliary structure 2 is still including magnetic block 203, and magnetic block 203 installs on mounting bracket 102, and magnetic block 203 can contact each other with the end of clamp plate 201, and in order to guarantee clamp plate 201 closely when the lock is sticis, with fixed magnetic block 203 on the mounting bracket 102 of clamp plate 201 end position, let clamp plate 201 can fasten through the effect of magnetic force after the lock to the fixed effect of clamp plate 201 has been realized.

Wherein, blanking structure 3 is still including unloading frame 301, gib block 302, unloading frame 301 is whole articulated to be installed on mounting panel 101, and unloading frame 301 whole while lock is in the outer end of accessory plate 103, unloading frame 301 is close to root position and is equipped with gib block 302 additional, the whole structure that is the slope of gib block 302, unloading frame 301 sets up the main unloader on the anchor clamps, the articulated unloading frame 301 of installation is whole when packing up, for direct frame in accessory plate 103 outer end, thereby make the unloading frame can not influence the detection achievement when packing up, the gib block 302 of loading on unloading frame 301 additional, and gib block 302 sets up the structure that is the slope, mainly play the mesh of supplementary direction unloading.

Wherein, fixed knot constructs 4 still including fixed strip 401, mounting plate 402, fixed strip 401 slidable mounting is in every group mounting bracket 102, and every group fixed strip 401 comprises two sets of the same fixed strip 401, be provided with the mounting plate 402 that corresponds with the fluting on the fixed strip 401, the whole of mounting plate 402 is the structure of slope and buckling, with the direct slidable mounting of fixed strip 401 inside mounting bracket 102, mounting plate 402 on with fixed strip 401 sets up the copper sheet that is the slope structure, because mounting plate 402 can correspond each other with the fluting, make and can let mounting plate 402 directly block into the fluting behind the slip mounting plate, thereby accomplish the fixed purpose of mounting plate 402 to test piece 7.

Wherein, fastening structure 5 is still including spliced pole 501, preforming 502, spliced pole 501 is installed at the both ends of fixed strip 401, and spliced pole 501 slidable mounting is on mounting panel 101 simultaneously, cup joint on the spliced pole 501 and install preforming 502, add on the preforming 502 and be equipped with two sets of springs, in order to let fixed strip 401 better with test piece 7 fixed, both ends erection joint pole 501 with fixed strip 401, and spliced pole 501 slides simultaneously on mounting panel 101, clamp plate 201 on the spliced pole 501 can be under the effect of spring, push down and fasten fixed strip 401, thereby let fixed strip 401 have the effect that the fastening compressed tightly.

Wherein, control structure 6 is still including handle 601, connecting rod 602, eccentric block 603, connecting rod 602 rotates and installs on mounting panel 101, and be provided with the eccentric block 603 of evagination structure on connecting rod 602, the bulge position of eccentric block 603 articulates on fixed strip 401, handle 601 is installed at connecting rod 602 top, rotate connecting rod 602 and install on mounting panel 101, make connecting rod 602 can rotate through the regulation of handle 601 on mounting panel 101, convex eccentric block 603 articulates on fixed strip 401, make when rotating regulation connecting rod 602, can let fixed strip 401 along the orbit motion of a semicircle circular arc, thereby realize the chucking and the relaxation motion to test piece 7, thereby accomplish the holistic fixed chucking work of anchor clamps.

The specific use mode and function of the embodiment are as follows:

in the invention, the mounting frames 102 are arranged on the mounting frame 101, each two sets of mounting frames 102 are arranged in a symmetrical structure, so that the slots formed on the mounting frames 102 can be used for placing the test piece 7, the auxiliary plate 103 is arranged between the two sets of symmetrical mounting frames 102, so that the test piece 7 to be detected can perform a further auxiliary supporting function under the action of the auxiliary plate 103, the two sets of mounting frames 102 are both provided with the pressing plates 201 in a hinged manner, the pressing plate 201 close to the upper end is hinged from the right end, the pressing plate 201 close to the lower end is hinged from the left end, so that the two sets of pressing plates 201 form a symmetrical opening and closing structure, and are respectively pressed on the two sets of symmetrical mounting frames 102 at the same time, the fixed blocks arranged at the bottoms of the pressing plates 201 can be used for pressing the test piece 7 in the slots, and in order to ensure the tightness of the pressing plates 201 in the fastening process, the magnetic blocks, let clamp plate 201 can fasten through the effect of magnetic force after buckling, thereby realized the fixed effect of clamp plate 201, blanking frame 301 sets up as the main unloader on the anchor clamps, when the whole blanking frame 301 that is articulated to install is packed up, for the direct frame is in the outer end of accessory plate 103, thus make the blanking frame can not influence the detection work when packing up, install the guide strip 302 on blanking frame 301 additionally, and the guide strip 302 sets up the structure that is inclined, mainly play the purpose of supplementary direction unloading, install the fixed strip 401 in the mounting bracket 102 directly in a sliding manner, set up the copper sheet that is the inclined structure at the fastening piece 402 on the fixed strip 401, because the fastening piece 402 can correspond to fluting each other, make the fastening piece 402 can block into fluting directly after sliding the fastening strip, wherein install the connecting rod 602 on mounting panel 101 in a rotating manner, make the connecting rod 602 can rotate on mounting panel 101 through the regulation of handle 601, the convex eccentric block 603 articulates on fixed strip 401 for when rotating adjusting connecting rod 602, can let fixed strip 401 move along the orbit of a semicircular circular arc, thereby realize the chucking and the release motion to test piece 7, thereby accomplish the holistic fixed chucking work of anchor clamps, thereby accomplish the fixed purpose of mounting plate 402 to test piece 7.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (8)

1. The utility model provides a be used for electronic components test fixture that smelts always which characterized in that: comprising a mounting structure (1); four groups of auxiliary structures (2) are hinged on the mounting structure (1); two groups of blanking structures (3) are hinged on the mounting structure (1); a fixed structure (4) is slidably mounted on the mounting structure (1); fastening structures (5) are arranged at two ends of the fixing structure (4); the inner end of the fastening structure (5) is provided with a control structure (6); a test piece (7) is placed on the mounting structure (1).

2. The jig for aging test of electronic components as claimed in claim 1, wherein: the mounting structure (1) further comprises a mounting plate (101), mounting frames (102) and auxiliary plates (103), wherein four groups of mounting frames (102) are arranged on the mounting plate (101), each two groups of mounting frames (102) are symmetrically arranged, the auxiliary plates (103) are arranged between the two groups of symmetrical mounting frames (102), grooves are formed in the auxiliary plates (103) and the mounting frames (102), and the whole grooves are of inverted-triangular structures.

3. The jig for aging test of electronic components as claimed in claim 1, wherein: the auxiliary structure (2) further comprises a pressing plate (201), a fixing piece (202) and mounting blocks (204), the mounting blocks (204) are fixed at the outer end of the mounting frame (102), the pressing plate (201) is hinged to each group of the mounting blocks (204), the fixing piece (202) is arranged on the bottom surface of the pressing plate (201), and the fixing piece (202) is matched with each group of the grooves.

4. The jig for aging test of electronic components as claimed in claim 1, wherein: the auxiliary structure (2) further comprises a magnetic block (203), the magnetic block (203) is installed on the installation frame (102), and the magnetic block (203) can be in contact with the tail end of the pressing plate (201).

5. The jig for aging test of electronic components as claimed in claim 1, wherein: unloading structure (3) are still including unloading frame (301), gib block (302), and unloading frame (301) is whole to be installed on mounting panel (101) in the articulated way, and the whole lock of unloading frame (301) is in the outer end of accessory plate (103) simultaneously, and unloading frame (301) is close to root position and is equipped with gib block (302) additional, and the whole of gib block (302) is the structure of slope.

6. The jig for aging test of electronic components as claimed in claim 1, wherein: fixed knot constructs (4) still including fixed strip (401), mounting plate (402), fixed strip (401) slidable mounting is in every group mounting bracket (102), and every group fixed strip (401) comprises two sets of the same fixed strip (401), is provided with mounting plate (402) that correspond with the fluting on fixed strip (401), and the whole of mounting plate (402) is the structure of slope and buckling.

7. The jig for aging test of electronic components as claimed in claim 1, wherein: fastening structure (5) are still including spliced pole (501), preforming (502), and the both ends at fixed strip (401) are installed in spliced pole (501), and spliced pole (501) slidable mounting simultaneously on mounting panel (101), cup joint on spliced pole (501) and install preforming (502), add on preforming (502) and be equipped with two sets of springs.

8. The jig for aging test of electronic components as claimed in claim 1, wherein: the control structure (6) further comprises a handle (601), a connecting rod (602) and an eccentric block (603), the connecting rod (602) is rotatably mounted on the mounting plate (101), the connecting rod (602) is provided with the eccentric block (603) of the convex structure, the protruding position of the eccentric block (603) is hinged to the fixing strip (401), and the handle (601) is mounted at the top of the connecting rod (602).

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