CN219552551U - Auxiliary jig for resistance measurement - Google Patents
Auxiliary jig for resistance measurement Download PDFInfo
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- CN219552551U CN219552551U CN202320544903.0U CN202320544903U CN219552551U CN 219552551 U CN219552551 U CN 219552551U CN 202320544903 U CN202320544903 U CN 202320544903U CN 219552551 U CN219552551 U CN 219552551U
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Abstract
The utility model discloses an auxiliary jig for resistance measurement, which comprises: a first substrate and a second substrate; the first substrate is used for bearing a component of the resistance measurement auxiliary jig; the second substrate is fixedly arranged on the first substrate; the first substrate and the second substrate are arranged in parallel; the second substrate also comprises a first terminal, a second terminal, a third terminal and a fourth terminal, wherein the first terminal, the second terminal, the third terminal and the fourth terminal are all conductive ends; the first terminal and the second terminal are fixedly arranged on the second substrate; the third terminal clamps one end of the resistor to be measured through the push-pull device and the second terminal, and the fourth terminal clamps the other end of the resistor to be measured through the push-pull device and the first terminal; the third terminal is arranged in parallel with the fourth terminal. And the components are fixedly measured, so that the measured data of the resistance values of the components are more accurate.
Description
Technical Field
The utility model relates to the technical field of auxiliary jigs for measuring components, in particular to an auxiliary jig for measuring resistance.
Background
As the requirements for the refinement of electronic devices are higher, the requirements for the precision of some electronic component parameters are higher, for example, the resistance value of some vehicle-mounted fuse resistors is usually in the range of 1-3 milliohms, and is even smaller. Usually, the small-resistance component is measured by clamping and fixing with tweezers, and then is measured by resistance measuring equipment.
However, manual grasping with forceps has many drawbacks, such as: 1. the components are deformed due to the fact that the clamping force is not well mastered; 2. the handheld tweezers have the condition of clamping shake, so that measurement is inaccurate; 3. if the measurement position is not two ends of the component, the problem of large measurement accuracy error can be caused.
How to solve the technical problems is a technical problem to be solved in the industry.
Disclosure of Invention
In order to at least solve the above technical problems, the present utility model aims to provide an auxiliary fixture for measuring resistance, which is used for fixedly measuring components, so that the measured data of the resistance of the components is more accurate.
In order to achieve the above object, the present utility model provides an auxiliary fixture for measuring resistance, comprising:
a first substrate and a second substrate; the first substrate is used for bearing a component of the resistance measurement auxiliary jig; the second substrate is fixedly arranged on the first substrate; the first substrate and the second substrate are arranged in parallel; the second substrate also comprises a first terminal, a second terminal, a third terminal and a fourth terminal, wherein the first terminal, the second terminal, the third terminal and the fourth terminal are all conductive ends; the first terminal and the second terminal are fixedly arranged on the second substrate; the third terminal clamps one end of the resistor to be measured through the push-pull device and the second terminal, and the fourth terminal clamps the other end of the resistor to be measured through the push-pull device and the first terminal; the third terminal is arranged in parallel with the fourth terminal.
Further, the push-pull device includes:
one end of the push rod is vertically provided with a guide plate;
the two ends of the guide plate are respectively provided with a first through hole and a second through hole;
the push-pull device further includes:
one end of the first guide rod penetrates through the first through hole to be fixedly connected with the fourth terminal, and one end of the second guide rod penetrates through the second through hole to be fixedly connected with the third terminal;
elastic devices are arranged between the guide plate and the third terminal and between the guide plate and the fourth terminal.
Further, the elastic means includes:
the spring is arranged between the guide plate and the fourth terminal;
the spring is also arranged between the guide plate and the third terminal.
Further, the first guide rod penetrates through the spring and is connected with the fourth terminal;
the second guide rod penetrates through the spring and is connected with the third terminal.
Further, the push-pull device further includes:
the support seat is arranged on the first substrate;
one end of the handle is movably connected with the supporting seat.
Further, the push-pull device further includes:
one end of the connecting rod is movably connected with the push rod, and the other end of the connecting rod is movably connected with the handle.
Further, the push-pull device further includes:
the support cylinder is connected with the support seat;
the push rod passes through the supporting cylinder to push the guide plate to move.
The resistance measurement auxiliary jig of the embodiment of the utility model comprises: a first substrate and a second substrate; the first substrate is used for bearing a component of the resistance measurement auxiliary jig; the second substrate is fixedly arranged on the first substrate; the first substrate and the second substrate are arranged in parallel; the second substrate also comprises a first terminal, a second terminal, a third terminal and a fourth terminal, wherein the first terminal, the second terminal, the third terminal and the fourth terminal are all conductive ends; the first terminal and the second terminal are fixedly arranged on the second substrate; the third terminal clamps one end of the resistor to be measured through the push-pull device and the second terminal, and the fourth terminal clamps the other end of the resistor to be measured through the push-pull device and the first terminal; the third terminal is arranged in parallel with the fourth terminal. The auxiliary fixture for measuring the resistance solves the problem that the components to be measured deform due to the fact that the clamping force of the existing handheld tweezers is not well mastered; the components to be measured are fixed, and the two ends of the components to be measured are accurately clamped, so that the measurement is more accurate; provides a basis for the accurate use of subsequent components and parts, and further improves the market competitiveness of the terminal product.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, and do not limit the utility model. In the drawings:
FIG. 1 is a schematic diagram of a resistance measurement assisting jig according to an embodiment of the utility model;
FIG. 2 is a schematic view of the push-pull device according to an embodiment of the present utility model when opened;
fig. 3 is a schematic view of the structure of the push-pull device according to the embodiment of the present utility model when closed.
Reference numerals:
101-a first substrate 101; 102-a second substrate 102;103—a first terminal 103; 104-a second terminal 104; 105-a third terminal 105; 106-a fourth terminal 106;107—pushrod 107; 108-a guide plate 108; 109-a first guide bar 109; 110-a second guide bar 110; 111-a spring 111; 112-handle 112; 113-a support base 113; 114-a connecting rod 114; 115-support cylinder 115; and positioning the block-116.
Detailed Description
Embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While the utility model is susceptible of embodiment in the drawings, it is to be understood that the utility model may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided to provide a more thorough and complete understanding of the utility model. It should be understood that the drawings and embodiments of the utility model are for illustration purposes only and are not intended to limit the scope of the present utility model.
It should be understood that the various steps recited in the method embodiments of the present utility model may be performed in a different order and/or performed in parallel. Furthermore, method embodiments may include additional steps and/or omit performing the illustrated steps. The scope of the utility model is not limited in this respect.
The term "including" and variations thereof as used herein are intended to be open-ended, i.e., including, but not limited to. The term "based on" is based at least in part on. The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments. Related definitions of other terms will be given in the description below.
It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those skilled in the art will appreciate that "one or more" is intended to be construed as "one or more" unless the context clearly indicates otherwise. "plurality" is understood to mean two or more.
The embodiment of the utility model provides an auxiliary jig for resistance measurement, which comprises the following components:
a first substrate and a second substrate; the first substrate is used for bearing a component of the resistance measurement auxiliary jig; the second substrate is fixedly arranged on the first substrate; the first substrate and the second substrate are arranged in parallel; the second substrate also comprises a first terminal, a second terminal, a third terminal and a fourth terminal, wherein the first terminal, the second terminal, the third terminal and the fourth terminal are all conductive ends; the first terminal and the second terminal are fixedly arranged on the second substrate; the third terminal clamps one end of the resistor to be measured through the push-pull device and the second terminal, and the fourth terminal clamps the other end of the resistor to be measured through the push-pull device and the first terminal; the third terminal is arranged in parallel with the fourth terminal.
Example 1
Fig. 1 is a schematic structural view of an auxiliary fixture for measuring resistance according to an embodiment of the present utility model, fig. 2 is a schematic structural view of a push-pull device according to an embodiment of the present utility model when the push-pull device is opened, fig. 3 is a schematic structural view of an application embodiment of the push-pull device when the push-pull device is closed, and the auxiliary fixture for measuring resistance according to an embodiment of the present utility model will be described in detail with reference to fig. 1 to 3.
The auxiliary fixture for measuring the resistance is used for measuring the resistance of the component, for example, for auxiliary measurement of the resistance with the resistance ranging from 1 milliohm to 3 milliohm.
The auxiliary fixture for measuring the resistance of the embodiment of the utility model is used for auxiliary measurement of the resistance of the vehicle-mounted fuse.
In some exemplary embodiments, a resistance measurement assisting jig of an embodiment of the present utility model includes: a first substrate 101 and a second substrate 102.
In some exemplary embodiments, the first substrate 101 serves as a substrate of the resistance measurement assisting jig according to the embodiment of the present utility model, and carries various components of the resistance measurement assisting jig.
In some exemplary embodiments, the second substrate 102 is fixedly disposed on the first substrate 101.
In some exemplary embodiments, the second substrate 102 is fixedly disposed on the first substrate 101 by screws or other alternative means.
In some exemplary embodiments, the first substrate 101 is disposed parallel to the second substrate 102, i.e., the first substrate 101 is a flat-surface board, the second substrate 102 is also a flat-surface board, and the second substrate 102 is disposed parallel to the first substrate 101.
In some exemplary embodiments, the second substrate 102 further includes a first terminal 103, a second terminal 104, a third terminal 105, and a fourth terminal 106 thereon.
In some exemplary embodiments, the four terminals are electrically connected to a data line of the resistance measuring device.
In some exemplary embodiments, the first terminal 103, the second terminal 104, the third terminal 105, and the fourth terminal 106 are all conductive ends.
In some exemplary embodiments, the first terminal 103, the second terminal 104, the third terminal 105, and the fourth terminal 106 are all metal terminals, such as copper terminals.
In some exemplary embodiments, the first terminal 103, the second terminal 104, the third terminal 105, and the fourth terminal 106 may be understood as four metal sheets.
In some exemplary embodiments, the first terminal 103 and the second terminal 104 are fixedly disposed on the second substrate 102.
In some exemplary embodiments, the first terminal 103 and the second terminal 104 are optionally disposed on the second substrate 102 by being fixed by a platen.
In some exemplary embodiments, the third terminal 105 clamps one end of the component to be measured with the second terminal 104 through a push-pull device, which may be understood as that the push-pull device approaches the third terminal 105 to the second terminal 104, thereby clamping one end of the component to be measured.
In some exemplary embodiments, the fourth terminal 106 clamps the other end of the resistance to be measured with the first terminal 103 through a push-pull device, which may be understood as the push-pull device approaches the fourth terminal 106 to the first terminal 103, thereby clamping the other end of the component to be measured.
In some exemplary embodiments, the third terminal 105 is disposed parallel to the fourth terminal 106.
In some exemplary embodiments, the push-pull device includes: a pushrod 107.
In some exemplary embodiments, the guide plate 108 is disposed vertically at one end of the push rod 107, which may be understood as a guide plate 108 is connected vertically at one end of the push rod 107.
In some exemplary embodiments, the pushrod 107 is fixedly coupled to the guide plate 108.
In some exemplary embodiments, the guide plate 108 comprises a rectangular sheet of material.
In some exemplary embodiments, the pushrod 107 is coupled to the center of the guide plate 108.
In some exemplary embodiments, the guide plate 108 is provided with a first through hole and a second through hole at both ends thereof, respectively.
In some exemplary embodiments, the push-pull device further comprises: a first guide 109 and a second guide 110.
In some exemplary embodiments, one end of the first guide 109 is fixedly connected to the fourth terminal 106 through the first through hole.
In some exemplary embodiments, the other end of the first guide bar 109 is a protruding end for limiting the removal of the guide plate 108 from the protruding end.
In some exemplary embodiments, one end of the second guide bar 110 is fixedly connected to the third terminal 105 through the second through hole.
In some exemplary embodiments, the other end of the second guide bar 110 is also provided with a raised end for limiting the removal of the guide plate 108 from the raised end.
In some exemplary embodiments, resilient means are provided between the guide plate 108 and the third terminal 105 and between the guide plate 108 and the fourth terminal 106.
In some exemplary embodiments, the elastic means includes: a spring 111.
In some exemplary embodiments, the spring 111 is disposed between the guide plate 108 and the fourth terminal 106, i.e., the spring 111 is disposed between the guide plate 108 and the fourth terminal 106.
In some exemplary embodiments, the spring 111 is also disposed between the guide plate 108 and the third terminal 105, i.e., the spring 111 is also disposed between the guide plate 108 and the third terminal 105.
In some exemplary embodiments, the first guide 109 is connected to the fourth terminal 106 through a spring 111.
In some exemplary embodiments, the diameter of the spring 111 is greater than the diameter of the first through hole in the guide plate 108.
In some exemplary embodiments, the second guide 110 is connected to the third terminal 105 through the spring 111.
In some exemplary embodiments, the diameter of the spring 111 is greater than the diameter of the second through hole in the guide plate 108.
In some exemplary embodiments, the push-pull device further comprises: a support base 113.
In some exemplary embodiments, the support 113 is disposed on the first substrate 101.
In some exemplary embodiments, the push-pull device further comprises: a handle 112.
In some exemplary embodiments, the handle 112 is movably coupled at one end to the support base 113.
In some exemplary embodiments, the push-pull device further comprises: a connecting rod 114.
In some exemplary embodiments, a connecting rod 114, one end of which is movably connected to the pushrod 107
In some exemplary embodiments, the other end of the linkage 114 is movably coupled to the handle 112.
In some exemplary embodiments, the push-pull device further comprises: supporting the barrel 115.
In some exemplary embodiments, the support cylinder 115 is coupled to the support base 113.
In some exemplary embodiments, the push rod 107 pushes the guide plate 108 through the support cylinder 115.
In some exemplary embodiments, the support cylinder 115 is used to limit the push rod 107 to only linear movement.
In some exemplary embodiments, the first terminal 103 cooperates with the fourth terminal 106 to vertically clamp one end of the component to be measured; the second terminal 104 and the third terminal 105 cooperate to vertically clamp the other end of the component to be measured, which can be understood as that the four terminals clamp two end points of the component to be measured and limit the movement of the component to be measured in the left-right direction.
In some exemplary embodiments, the resistance measurement auxiliary fixture of the embodiment of the present utility model further includes: a positioning block 116.
In some exemplary embodiments, the positioning block 116 includes two.
In some exemplary embodiments, the positioning blocks 116 are disposed at the upper and lower ends of the component to be measured, for limiting the up and down movement of the component to be measured.
In some exemplary embodiments, the spacing between the two positioning blocks 116 may be adjustable to accommodate different length dimensions of components to be measured.
In some exemplary embodiments, two locating blocks 116 cooperate with four terminals to hold the component to be measured.
In some exemplary embodiments, the four terminals, i.e., the first terminal 103, the second terminal 104, the third terminal 105, and the fourth terminal 106, may optionally further include contacts, through which the four terminals hold the component to be measured.
In some exemplary embodiments, when the auxiliary fixture for measuring resistance according to the embodiment of the present utility model is used, the component to be measured is first placed on the second substrate 102, and the upper and lower ends of the component to be measured are abutted against the two positioning blocks 116; the upper and lower ends of the component to be measured are attached to the first terminal 103 and the second terminal 104 which are fixedly arranged.
In some exemplary embodiments, pushing handle 112, link 114, and thus push rod 107, is carried along; the push rod 107 drives the guide plate 108 to act, the guide plate 108 presses the spring 111, the spring 111 compresses and pushes the third terminal 105 and the fourth terminal 106 to move, so that the third terminal 105 and the second terminal 104 cooperate to clamp one end of the component to be measured, and the fourth terminal 106 and the first terminal 103 cooperate to clamp the other end of the component to be measured.
In some exemplary embodiments, to facilitate explanation and understanding of the movement relationship of the link 114 and the handle 112, the connection end of the link 114 and the push rod 107 is referred to as point a, the connection point of the link 114 and the handle 112 is referred to as point B, and the connection point of the handle 112 and the support base 113 is referred to as point C.
In some exemplary embodiments, the connecting rod 114 is an arcuate structure with a central upward projection.
In some exemplary embodiments, when the handle 112 is in an open state, that is, when no component to be measured is placed, the distance from the point a to the point B is greater than the distance from the point a to the point C; when the handle 112 is in a closed state, that is, when the component to be measured is clamped at this time, the distance from the point A to the point B is smaller than the distance from the point A to the point C; through the structural design, the self-locking function of clamping the component to be measured can be realized.
Although the embodiments of the present utility model are described above, the present utility model is not limited to the embodiments which are used for understanding the present utility model. Any person skilled in the art can make any modification and variation in form and detail without departing from the spirit and scope of the present disclosure, but the scope of the present disclosure is to be determined by the appended claims.
Claims (7)
1. Auxiliary jig for resistance measurement, which is characterized by comprising: a first substrate and a second substrate; the first substrate is used for bearing a component of the resistance measurement auxiliary jig; the second substrate is fixedly arranged on the first substrate; the first substrate and the second substrate are arranged in parallel; the second substrate further comprises a first terminal, a second terminal, a third terminal and a fourth terminal, wherein the first terminal, the second terminal, the third terminal and the fourth terminal are all conductive ends; the first terminal and the second terminal are fixedly arranged on the second substrate; the third terminal clamps one end of the resistor to be measured through the push-pull device and the second terminal, and the fourth terminal clamps the other end of the resistor to be measured through the push-pull device and the first terminal; the third terminal is arranged in parallel with the fourth terminal.
2. The resistance measurement assisting jig according to claim 1, wherein the push-pull device comprises:
the guide plate is vertically arranged at one end of the push rod;
the two ends of the guide plate are respectively provided with a first through hole and a second through hole;
the push-pull device further includes:
the first terminal is fixedly connected with the first through hole, and the second terminal is fixedly connected with the second through hole;
elastic devices are arranged between the guide plate and the third terminal and between the guide plate and the fourth terminal.
3. The resistance measurement assisting jig according to claim 2, wherein the elastic means comprises:
the spring is arranged between the guide plate and the fourth terminal;
the spring is also arranged between the guide plate and the third terminal.
4. The resistance measurement assisting jig according to claim 3, wherein the first guide rod penetrates through the spring to be connected with the fourth terminal;
the second guide rod penetrates through the spring and is connected with the third terminal.
5. The resistance measurement assisting jig according to claim 4, wherein the push-pull device further comprises:
the support seat is arranged on the first substrate;
and one end of the handle is movably connected with the supporting seat.
6. The resistance measurement assisting jig according to claim 5, wherein the push-pull device further comprises:
one end of the connecting rod is movably connected with the push rod, and the other end of the connecting rod is movably connected with the handle.
7. The resistance measurement assisting jig according to claim 6, wherein the push-pull device further comprises:
the support cylinder is connected with the support seat;
the push rod passes through the supporting cylinder to push the guide plate to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320544903.0U CN219552551U (en) | 2023-03-20 | 2023-03-20 | Auxiliary jig for resistance measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320544903.0U CN219552551U (en) | 2023-03-20 | 2023-03-20 | Auxiliary jig for resistance measurement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219552551U true CN219552551U (en) | 2023-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320544903.0U Active CN219552551U (en) | 2023-03-20 | 2023-03-20 | Auxiliary jig for resistance measurement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219552551U (en) |
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- 2023-03-20 CN CN202320544903.0U patent/CN219552551U/en active Active
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