CN208171398U - The single-point type weighing sensor of single side adhering resistance strain gauge - Google Patents
The single-point type weighing sensor of single side adhering resistance strain gauge Download PDFInfo
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- CN208171398U CN208171398U CN201820334142.5U CN201820334142U CN208171398U CN 208171398 U CN208171398 U CN 208171398U CN 201820334142 U CN201820334142 U CN 201820334142U CN 208171398 U CN208171398 U CN 208171398U
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- strain gauge
- weighing sensor
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- strain
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Abstract
The purpose of the utility model is to provide a kind of single-point type weighing sensors of single side adhering resistance strain gauge, including：Weighing sensor elastomer, patch face, group bridge circuit, first resistor strain gauge, second resistance strain gauge, 3rd resistor strain gauge, the 4th strain ga(u)ge and compensation hole, it is characterised in that：The upper end for claiming patch face that Weighing sensor elastomer is arranged in, is mutually integrated connection between patch face and Weighing sensor elastomer, group bridge circuit is arranged on patch face.The utility model reduces high-precision machined surface, high-precision machined surface becomes one from two, machining period can be saved, difficulty of processing is reduced, two groups of strain ga(u)ges of better strain beam machining accuracy, the utility model are pasted on the same patch machined surface, higher machining accuracy, smaller position error can be brought, the modified workload of position error can be effectively reduced, can significantly improve production efficiency.
Description
Technical field
The utility model relates to a kind of single-point type weighing sensors of single side adhering resistance strain gauge.
Background technique
Currently, the typical measuring circuit of one resistance strain weighing transducer of composition is wheatstone bridge circuits, by four
Sheet resistance strain gauge constitutes four bridge arms of electric bridge, the power for being pulled to and being pressed to respectively, and product deformation, typical single thus
Point type weighing sensor is generally configured to two patch faces up and down, and respectively pastes two panels strain ga(u)ge, and Ce Liang not pull to
Deformation and press to deformation, the high-precision machined surface of current existing single-point type weighing sensor is usually two, machining period compared with
Long, difficulty of processing is higher, and current existing single-point type weighing sensor is usually pasting to improve the degree of protection in patch face
Unilateral surface is covered with protection silicon rubber, the larger workload of gluing, improves gluing working efficiency there are machining accuracies and is lower
And the problem that gluing working efficiency is lower.
Utility model content
In view of the above problems, the object of the present invention is to provide the single-point type weighing and sensings of single side adhering resistance strain gauge
Device, the utility model reduce high-precision machined surface, and high-precision machined surface becomes one from two, can save machining period, drop
Low difficulty of processing, better strain beam machining accuracy, two groups of strain ga(u)ges of the utility model are pasted onto the same patch and add
On work face, higher machining accuracy can bring smaller position error, can effectively reduce the modified work of position error
Amount, can significantly improve production efficiency.
Used technical solution is the utility model to solve above-mentioned technical problem：The list of single side adhering resistance strain gauge
Point type weighing sensor, including：Weighing sensor elastomer, patch face, group bridge circuit, first resistor strain gauge, second resistance
Strain gauge, 3rd resistor strain gauge, the 4th strain ga(u)ge and compensation hole, it is characterised in that：The patch face is arranged described
The upper end of Weighing sensor elastomer is mutually integrated connection, institute between the patch face and the Weighing sensor elastomer
It states group bridge circuit to be arranged on the patch face, the first resistor strain gauge, second resistance strain gauge, 3rd resistor strain gauge
It is arranged on the patch face with the 4th strain ga(u)ge, the first resistor strain gauge, second resistance strain gauge, third electricity
Resistance strain gauge is mutually pasted with the patch face with the 4th strain ga(u)ge, the first resistor strain gauge, the second electricity
Resistance strain gauge, 3rd resistor strain gauge are electrically connected with each other by described group of bridge circuit with the 4th strain ga(u)ge, institute
State the side that compensation hole is provided with the Weighing sensor elastomer.
Further, the wiring board that is internally provided with of the compensation hole places position.
The utility model has the advantage of：The single-point type that the utility model provides a kind of single side adhering resistance strain gauge claims
Sensor is retransmitted, four sheet resistance strain gauges are pasted on a patch face by the utility model, and the utility model reduces high-precision
Machined surface, high-precision machined surface become one from two, can save machining period, reduce difficulty of processing, and better strain beam adds
Two groups of strain ga(u)ges of work precision, the utility model are pasted on the same patch machined surface, and higher machining accuracy can band
Carry out smaller position error, the modified workload of position error can be effectively reduced, can significantly improve production efficiency, patch
Preceding curing process needs to apply patch sites fixed pressure afterwards, to guarantee the fastness of strain ga(u)ge stickup, saves one
A pressurized plane, can significantly improve production efficiency, and the utility model simplifies welding and the group bridge of the measuring circuit of sensor
Structure, the utility model have cut an operation machined surface, have reduced the workload of gluing, improve gluing working efficiency.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model.
Wherein：
1- Weighing sensor elastomer；2- patch face；3- group bridge circuit；
4- first resistor strain gauge；5- second resistance strain gauge；6- 3rd resistor strain gauge；
The 4th strain ga(u)ge of 7-；8- compensation hole；9- wiring board places position
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
Fig. 1 is the structural schematic diagram of the utility model, the single-point type weighing of single side adhering resistance strain gauge as shown in Figure 1
Sensor, including：Weighing sensor elastomer 1, patch face 2, group bridge circuit 3, first resistor strain gauge 4, second resistance strain
Meter 5,3rd resistor strain gauge 6, the 4th strain ga(u)ge 7, compensation hole 8 and wiring board place position 9, it is characterised in that：The patch
Unilateral 2 are arranged in the upper end of the Weighing sensor elastomer 1, between the patch face 2 and the Weighing sensor elastomer 1
It is mutually integrated connection, described group of bridge circuit 3 is arranged on the patch face 2, the first resistor strain gauge 4, second resistance
Strain gauge 5,3rd resistor strain gauge 6 and the 4th strain ga(u)ge 7 are arranged at 2 on the patch face, and the first resistor is answered
It is mutual with the patch face 2 to become meter 4, second resistance strain gauge 5,3rd resistor strain gauge 6 and the 4th strain ga(u)ge 7
It pastes, the first resistor strain gauge 4, second resistance strain gauge 5,3rd resistor strain gauge 6 and the 4th strain ga(u)ge 7
It is electrically connected with each other by described group of bridge circuit 3, the compensation hole 8 is provided with the side of the Weighing sensor elastomer 1.
Working method：The utility model provides a kind of single-point type weighing sensor of single side adhering resistance strain gauge, packet
It includes：Weighing sensor elastomer, patch face, group bridge circuit, first resistor strain gauge, second resistance strain gauge, 3rd resistor are answered
Become meter, the 4th strain ga(u)ge and compensation hole, it is characterised in that：The upper end of Weighing sensor elastomer is arranged in patch face, patch
Unilateral that connection is mutually integrated between Weighing sensor elastomer, group bridge circuit is arranged on patch face, first resistor strain
Meter, second resistance strain gauge, 3rd resistor strain gauge and the 4th strain ga(u)ge are arranged on patch face, first resistor strain
Meter, second resistance strain gauge, 3rd resistor strain gauge are mutually pasted with patch face with the 4th strain ga(u)ge, and first resistor is answered
Change meter, second resistance strain gauge, 3rd resistor strain gauge pass through a group bridge circuit with the 4th strain ga(u)ge and are electrically connected with each other,
Compensation hole is provided with the side of Weighing sensor elastomer.Four sheet resistance strain gauges are pasted on a patch face by the utility model
On, the utility model reduces high-precision machined surface, and high-precision machined surface becomes one from two, can save machining period, drops
Low difficulty of processing, better strain beam machining accuracy, two groups of strain ga(u)ges of the utility model are pasted onto the same patch and add
On work face, higher machining accuracy can bring smaller position error, can effectively reduce the modified work of position error
Amount, can significantly improve production efficiency, and preceding curing process needs to apply patch sites fixed pressure after patch, to guarantee electricity
The fastness that strain gauge is pasted is hindered, saves a pressurized plane, can significantly improve production efficiency.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, the logical technical staff of this field should manage
Solution：It is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of skills
Art feature is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution the utility model
The range of each embodiment technical solution.
Claims (2)
1. the single-point type weighing sensor of single side adhering resistance strain gauge, including：Weighing sensor elastomer, patch face, group bridge
Circuit, first resistor strain gauge, second resistance strain gauge, 3rd resistor strain gauge, the 4th strain ga(u)ge and compensation hole, it is special
Sign is：The upper end of the Weighing sensor elastomer, the patch face and the weighing sensor is arranged in the patch face
Mutually it is integrated connection between elastomer, described group of bridge circuit is arranged on the patch face, the first resistor strain gauge, the
Two strain ga(u)ges, 3rd resistor strain gauge and the 4th strain ga(u)ge are arranged on the patch face, the first resistor
Strain gauge, second resistance strain gauge, 3rd resistor strain gauge and the 4th strain ga(u)ge are mutually viscous with the patch face
Patch, the first resistor strain gauge, second resistance strain gauge, 3rd resistor strain gauge and the 4th strain ga(u)ge pass through
Described group of bridge circuit is electrically connected with each other, and the compensation hole is provided with the side of the Weighing sensor elastomer.
2. the single-point type weighing sensor of single side adhering resistance strain gauge according to claim 1, it is characterised in that：It is described
The wiring board that is internally provided with of compensation hole places position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820334142.5U CN208171398U (en) | 2018-03-12 | 2018-03-12 | The single-point type weighing sensor of single side adhering resistance strain gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820334142.5U CN208171398U (en) | 2018-03-12 | 2018-03-12 | The single-point type weighing sensor of single side adhering resistance strain gauge |
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| Publication Number | Publication Date |
|---|---|
| CN208171398U true CN208171398U (en) | 2018-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820334142.5U Active CN208171398U (en) | 2018-03-12 | 2018-03-12 | The single-point type weighing sensor of single side adhering resistance strain gauge |
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| CN (1) | CN208171398U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109631741A (en) * | 2018-12-25 | 2019-04-16 | 天津市丽景微电子设备有限公司 | A kind of resonant mode strain transducer of high-accuracy compensation |
-
2018
- 2018-03-12 CN CN201820334142.5U patent/CN208171398U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109631741A (en) * | 2018-12-25 | 2019-04-16 | 天津市丽景微电子设备有限公司 | A kind of resonant mode strain transducer of high-accuracy compensation |
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