CN210401478U - Clamping tool for resistance aging test - Google Patents
Clamping tool for resistance aging test Download PDFInfo
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- CN210401478U CN210401478U CN201921165154.0U CN201921165154U CN210401478U CN 210401478 U CN210401478 U CN 210401478U CN 201921165154 U CN201921165154 U CN 201921165154U CN 210401478 U CN210401478 U CN 210401478U
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- clamping
- strip
- bottom plate
- clamping strip
- centre gripping
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Abstract
The application discloses a centre gripping frock for resistance aging test, including bottom plate and two at least clamping strips that set up side by side each other, be equipped with a plurality of centre gripping subassemblies on the clamping strip for centre gripping resistance tip lead wire, two clamping strips are parallel to each other, and the lead wire at resistance both ends can be by the centre gripping on the centre gripping subassembly on two adjacent clamping strips. The clamping strips are connected with the bottom plate in a sliding mode, and the distance between every two adjacent clamping strips is adjusted according to the length of the resistor to be tested, so that leads at two ends of the resistor are respectively clamped on the clamping components on the two adjacent clamping strips. And a locking mechanism is arranged between the bottom plate and the clamping strip. According to the arrangement, before the resistor is clamped, the clamping strip is pushed to adjust the position and distance of the clamping strip according to the specification and size of the resistor, and after the clamping strip is adjusted, the relative position of the clamping strip is locked through the locking mechanism. This centre gripping frock can be adjusted according to concrete demand, and a this centre gripping frock can carry out the centre gripping to the resistance of different models, strong adaptability.
Description
Technical Field
The utility model relates to a components and parts aging testing device technical field especially relates to a centre gripping frock for resistance aging test.
Background
The capacitor with reliability requirement must be subjected to aging test before leaving factory, so as to ensure high quality reliability. The existing resistor has a plurality of sizes and larger deviation. In the aging test link of the second screen, the resistor needs to be placed on an aging board. The existing mode is to make special aging board according to the resistance size of single specification, and the same aging board can only satisfy the resistance aging of a size, influences the lead root easily when the resistance body has the size deviation, can not guarantee the experimental safety of resistance aging test and go on. The size of the resistor is large, the specifications of the corresponding aging board are large, the requirement for the stock of the aging board is large, and resources are consumed.
Therefore, how to solve the problem that the existing resistance aging board can only carry out aging test on the resistance of one specification and has poor applicability becomes an important technical problem to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
For overcoming the problem that exists in the correlation technique to a certain extent at least, this application provides a centre gripping frock for resistance aging test, and it can solve the problem that the resistance aging board that has now can only carry out aging testing to the resistance of a specification, and the suitability is poor.
The utility model discloses a realize like this: the utility model provides a centre gripping frock for resistance aging test, includes bottom plate and two at least clamping strips that set up each other side by side, be provided with a plurality of centre gripping subassemblies that are used for centre gripping resistance tip lead wire on the clamping strip, the centre gripping subassembly is electrically conductive material, every adjacent on the clamping strip contact between the centre gripping subassembly is connected, the clamping strip with sliding connection between the bottom plate, the bottom plate with be provided with locking mechanism between the clamping strip, when locking mechanism is in the first state, the clamping strip can for the bottom plate removes, when locking mechanism is in the second state, locking mechanism restriction the clamping strip with bottom plate relative movement.
Preferably, be provided with two bar holes that are parallel to each other on the bottom plate, the length in bar hole is greater than each the width sum of clamping strip, the bar hole is followed the thickness direction of bottom plate runs through the bottom plate, locking mechanism include the bolt and with the nut that the bolt cooperation is connected, the one end of bolt is supported on the lower surface of bottom plate, the other end of bolt passes in proper order the bar hole with behind the clamping strip with nut locking connection.
Preferably, positioning holes are formed in two ends of the clamping strip, and the distance between the two positioning holes is equal to the distance between the two strip-shaped holes.
Preferably, the clamping component is a spring clamp made of conductive materials, the spring clamp is fixedly connected with the clamping strips, and the spring clamp is adjacent to the clamping strips in a contact connection mode.
Preferably, the spring clamp includes two elasticity clamping pieces, two elasticity clamping piece mutual parallel arrangement and two distance between the elasticity clamping piece is less than the diameter of resistance tip lead wire, two the lower extreme of elasticity clamping piece extend be equipped with clamping strip fixed connection's fixed part, adjacent two the spring clamp is close to mutually fixed part contact is connected.
Preferably, the fixed part is a fixed plate, the fixed plate is vertically fixed with the elastic clamping piece, and the fixed plate is connected with the elastic clamping piece into an integral structure.
Preferably, the fixing plate and the clamping strip are both provided with through holes, and the fixing plate and the clamping strip are fixedly connected through rivets.
Preferably, the material of the spring clip is copper nickel plating alloy.
Preferably, the bottom plate and the clamping strip are made of epoxy resin.
Preferably, the nut is a wing nut.
The technical scheme provided by the application comprises the following beneficial effects:
the application provides a pair of centre gripping frock for resistance aging test, including bottom plate and two at least clamping strips that set up side by side each other, be provided with a plurality of centre gripping subassemblies on clamping strip for centre gripping resistance tip lead wire, two adjacent clamping strips are parallel to each other, and the lead wire at resistance both ends can be by the centre gripping on the centre gripping subassembly of two adjacent clamping strips. The clamping assemblies are made of conductive materials, adjacent clamping assemblies on each clamping strip are in contact connection, the resistors are clamped between the two clamping assemblies, and the resistor end leads are in contact with the clamping assemblies, so that the resistors are electrically connected. After the resistors are sequentially clamped on the clamping tool, one clamping assembly on one clamping strip is electrically connected with the aging circuit, and one clamping assembly on the other clamping strip is electrically connected with the aging circuit, so that the aging test of the resistors can be realized. The clamping strips are connected with the bottom plate in a sliding mode, the distance between every two adjacent clamping strips is adjusted according to the length of the resistor to be tested, the lead wire at one end of the resistor is clamped on the clamping component on one clamping strip, and the lead wire at the other end of the resistor is clamped on the clamping component on the clamping strip adjacent to the lead wire. A locking mechanism is arranged between the bottom plate and the clamping strip, when the locking mechanism is in a first state, the clamping strip can move relative to the bottom plate, and when the locking mechanism is in a second state, the locking mechanism limits the relative movement of the clamping strip and the bottom plate. So set up, before the clamping resistance, adjust locking mechanism to first state, according to the specification and size of resistance, like length, promote the position and the distance that the clamping strip adjusted the clamping strip, after adjusting position and distance, adjust locking mechanism to the second state, lock the relative position of clamping strip. This centre gripping frock can be adjusted according to concrete demand, and a this centre gripping frock can carry out the centre gripping to the resistance of different models, strong adaptability.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of a clamping tool for a resistance aging test according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a bottom plate according to an embodiment of the present invention;
fig. 3 is a top view of a clamping strip provided with spring clips according to an embodiment of the present invention;
fig. 4 is a front view of a clamping strip provided with spring clips according to an embodiment of the present invention;
fig. 5 is a schematic diagram of a spring clip according to an embodiment of the present invention.
Reference numerals:
a bottom plate-1; clamping strips-2; a strip-shaped hole-3; bolt-4; a nut-5; positioning hole-6; a spring clip-7; an elastic clamping piece-8; a fixed plate-9; resistance-10.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The purpose of this embodiment is to provide a centre gripping frock for resistance aging test, fixes the centre gripping subassembly that is used for centre gripping resistance both ends lead wire on two clamping strips to make clamping strip slidable set up on the bottom plate, through adjusting the distance between two clamping strips, with the centre gripping of the realization to the resistance of different specification and dimension, strong adaptability.
Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.
Referring to fig. 1-5, a schematic structural diagram of a clamping tool for a resistance aging test in some exemplary embodiments is shown. The clamping tool for the resistance aging test comprises a base plate 1 and at least two clamping strips 2 which are arranged in parallel, wherein a plurality of clamping assemblies are arranged on the clamping strips 2 and used for clamping a lead at the end part of a resistor 10, the two adjacent clamping strips 2 are parallel to each other, and the leads at the two ends of the resistor 10 can be clamped on the clamping assemblies on the two adjacent clamping strips 2. The clamping assemblies are made of conductive materials, adjacent clamping assemblies on each clamping strip 2 are in contact connection, the resistor 10 is clamped between the two clamping assemblies, and the end lead of the resistor 10 is in contact with the clamping assemblies, so that the electrical connection among the resistors 10 is realized. After the resistors 10 are sequentially clamped on the clamping tool, one clamping assembly on one clamping strip 2 is electrically connected with the aging circuit, and one clamping assembly on the other clamping strip 2 is electrically connected with the aging circuit, so that the aging test of the resistors 10 can be realized, and the resistors 10 are connected in parallel. The clamping strips 2 are connected with the bottom plate 1 in a sliding mode, the distance between every two adjacent clamping strips 2 is adjusted according to the length of the resistor 10 to be tested, so that a lead wire at one end of the resistor 10 is clamped on the clamping component on one clamping strip 2, and a lead wire at the other end of the resistor 10 is clamped on the clamping component on the clamping strip 2 adjacent to the resistor 10. A locking mechanism is arranged between the bottom plate 1 and the clamping strip 2, when the locking mechanism is in a first state, the clamping strip 2 can move relative to the bottom plate 1, and when the locking mechanism is in a second state, the locking mechanism limits the relative movement of the clamping strip 2 and the bottom plate 1. So set up, before clamping resistance 10, adjust locking mechanical system to first state, according to resistance 10's specification and size, like length, promote clamping strip 2 and adjust the position and the distance of clamping strip 2, after adjusting position and distance, adjust locking mechanical system to the second state, lock the relative position of clamping strip 2. This centre gripping frock can be adjusted according to concrete demand, and a this centre gripping frock can carry out the centre gripping to the resistance 10 of different models, strong adaptability.
In this embodiment, two strip-shaped holes 3 parallel to each other are formed in the bottom plate 1, the length of each strip-shaped hole 3 is greater than the sum of the widths of the clamping strips 2, and a space is provided for position adjustment and distance adjustment of each clamping strip 2, referring to fig. 1 to 2. The bottom plate 1 is run through along bottom plate 1's thickness direction in bar hole 3, and locking mechanism includes bolt 4 and the nut 5 of being connected with bolt 4 cooperation, and the one end of bolt 4 supports on bottom plate 1's lower surface, and the other end of bolt 4 passes bar hole 3 and clamping strip 2 back in proper order and nut 5 locking connection, and the both ends of every clamping strip 2 all are connected with bottom plate 1 in bar hole 3 department through bolt 4 and nut 5. The nuts 5 at the two ends of the clamping strip 2 are loosened in a rotating mode, the bolt 4 can move along the length direction of the strip-shaped hole 3, the bolt 4 at the two ends of the clamping strip 2 is pushed to drive the clamping strip 2 to move, the locking mechanism is in the first state at the moment, and the strip-shaped hole 3 can guide the movement of the bolt 4 in the process of adjusting the positions of the bolt 4 and the clamping strip 2. After the positions of the bolt 4 and the clamping strip 2 are adjusted, the nuts 5 at the two ends of the clamping strip 2 are screwed, so that the position of the bolt 4 can be locked, and the position of the clamping strip 2 is fixed.
In implementation, locating holes 6 are formed in two ends of the clamping strip 2, the distance between the two locating holes 6 is equal to the distance between the two strip-shaped holes 3, the locating holes 6 in the two ends of the clamping strip 2 are communicated with the two strip-shaped holes 3 in the bottom plate 1 respectively, and the bolt 4 sequentially penetrates through the strip-shaped holes 3 in the bottom plate 1 and the locating holes 6 in the clamping strip 2 from bottom to top and then is connected with the nut 5.
In this embodiment, referring to fig. 3 to 4, the clamping assembly is the spring clamp 7 made of a conductive material, the spring clamp 7 is fixedly connected with the clamping strip 2, the adjacent spring clamps 7 are in contact connection, the spring clamp 7 can conduct current between different resistors 10 while clamping the resistors 10, and therefore electrical connection between different resistors 10 is achieved, and meanwhile, an aging test is performed on the resistors 10.
In the implementation, the spring clip 7 includes two elastic clamping pieces 8, and the two elastic clamping pieces 8 are parallel to each other, as shown in fig. 5, the two elastic clamping pieces 8 are in contact with each other in a fitting manner or the distance between the two elastic clamping pieces 8 is smaller than the diameter of the lead at the end of the resistor 10, so as to ensure that the lead at the end of the resistor 10 can be clamped between the two elastic clamping pieces 8. Prolong at the lower extreme of two elastic clamping piece 8 and be equipped with the fixed part that is used for with clamping strip 2 fixed connection, fixed part and clamping strip 2 fixed connection, the fixed part contact that two adjacent spring clamps 7 are close to mutually is connected, and elastic clamping piece 8 is electrically conductive material with the fixed part, and the fixed part contact of two spring clamps 7 can guarantee the electric conductivity between two spring clamps 7.
In implementation, the fixing portion is the fixing plate 9, the fixing plate 9 is vertically fixed to the elastic clamping piece 8, the fixing plate 9 and the elastic clamping piece 8 are connected to form an integrated structure, a connecting piece is prevented from being used between the fixing plate 9 and the elastic clamping piece 8, and therefore the situation that current between the fixing plate 9 and the elastic clamping piece 8 is blocked due to the existence of the connecting piece is avoided.
In implementing, all be provided with the through-hole on fixed plate 9 and the clamping strip 2, the fixed plate 9 that two adjacent spring clamps 7 are close to overlaps the setting to make through-hole on two fixed plates 9 correspond the intercommunication with the through-hole on the clamping strip 2, carry out riveting fixation through the rivet can, simple structure and firm, the rivet adopts electrically conductive material, avoids producing the influence to the electric conductivity between two adjacent spring clamps 7.
In this embodiment, the spring clip 7 is made of copper-nickel-plated alloy, and has excellent conductivity and chemical stability. The bottom plate 1 and the clamping strip 2 are made of epoxy resin, the epoxy resin is an excellent insulating material and has excellent mechanical property, and the service life of the clamping tool is prolonged.
In implementation, the nut 5 is a wing nut, and the two ends of the wing nut are provided with extending portions convenient for screwing, so that an operator can manually screw without an additional tool, and the operation is convenient.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a centre gripping frock for resistance aging test which characterized in that includes: bottom plate (1) and two at least clamping strip (2) that set up side by side each other, be provided with a plurality of centre gripping subassemblies that are used for centre gripping resistance (10) tip lead wire on clamping strip (2), the centre gripping subassembly is electrically conductive material, every adjacent on clamping strip (2) the contact is connected between the centre gripping subassembly, clamping strip (2) with sliding connection between bottom plate (1), bottom plate (1) with be provided with locking mechanism between clamping strip (2), when locking mechanism is in the first state, clamping strip (2) can for bottom plate (1) removes, when locking mechanism is in the second state, locking mechanism restriction clamping strip (2) with bottom plate (1) relative movement.
2. The clamping tool according to claim 1, wherein two strip-shaped holes (3) which are parallel to each other are formed in the bottom plate (1), the length of each strip-shaped hole (3) is larger than the sum of the width of each clamping strip (2), each strip-shaped hole (3) penetrates through the bottom plate (1) along the thickness direction of the bottom plate (1), the locking mechanism comprises a bolt (4) and a nut (5) which is connected with the bolt (4) in a matched mode, one end of the bolt (4) abuts against the lower surface of the bottom plate (1), and the other end of the bolt (4) sequentially penetrates through the strip-shaped holes (3) and the clamping strips (2) and then is connected with the nuts (5) in a locked mode.
3. The clamping tool according to claim 2, characterized in that positioning holes (6) are formed in two ends of the clamping strip (2), and the distance between the two positioning holes (6) is equal to the distance between the two strip-shaped holes (3).
4. The clamping tool according to claim 1, characterized in that the clamping assembly is a spring clamp (7) made of conductive material, the spring clamp (7) is fixedly connected with the clamping strip (2), and adjacent spring clamps (7) are in contact connection.
5. The clamping tool according to claim 4, wherein the spring clamp (7) comprises two elastic clamping pieces (8), the two elastic clamping pieces (8) are arranged in parallel, the distance between the two elastic clamping pieces (8) is smaller than the diameter of a lead at the end of the resistor (10), the lower ends of the two elastic clamping pieces (8) are extended to form fixing parts fixedly connected with the clamping strip (2), and the fixing parts, close to each other, of the two adjacent spring clamps (7) are in contact connection.
6. The clamping tool according to claim 5, wherein the fixing portion is a fixing plate (9), the fixing plate (9) is vertically fixed to the elastic clamping piece (8), and the fixing plate (9) and the elastic clamping piece (8) are connected into an integral structure.
7. The clamping tool according to claim 6, wherein through holes are formed in the fixing plate (9) and the clamping strip (2), and the fixing plate (9) and the clamping strip (2) are fixedly connected through rivets.
8. The clamping tool according to claim 4, characterized in that the spring clamp (7) is made of copper nickel alloy.
9. The clamping tool according to claim 1, characterized in that the bottom plate (1) and the clamping strip (2) are made of epoxy resin.
10. Clamping fixture according to claim 2, characterized in that the nut (5) is a wing nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921165154.0U CN210401478U (en) | 2019-07-23 | 2019-07-23 | Clamping tool for resistance aging test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921165154.0U CN210401478U (en) | 2019-07-23 | 2019-07-23 | Clamping tool for resistance aging test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210401478U true CN210401478U (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921165154.0U Active CN210401478U (en) | 2019-07-23 | 2019-07-23 | Clamping tool for resistance aging test |
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| CN (1) | CN210401478U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115856471A (en) * | 2022-12-05 | 2023-03-28 | 深圳江浩电子有限公司 | Capacitor aging test equipment |
-
2019
- 2019-07-23 CN CN201921165154.0U patent/CN210401478U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115856471A (en) * | 2022-12-05 | 2023-03-28 | 深圳江浩电子有限公司 | Capacitor aging test equipment |
| CN115856471B (en) * | 2022-12-05 | 2024-02-06 | 深圳江浩电子有限公司 | Capacitor aging test equipment |
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