CN212585892U - Anti-overload spindle nose type tension sensor - Google Patents
Anti-overload spindle nose type tension sensor Download PDFInfo
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- CN212585892U CN212585892U CN202022301782.6U CN202022301782U CN212585892U CN 212585892 U CN212585892 U CN 212585892U CN 202022301782 U CN202022301782 U CN 202022301782U CN 212585892 U CN212585892 U CN 212585892U
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- 241001125879 Gobio Species 0.000 claims 6
- 229920001971 elastomer Polymers 0.000 abstract description 14
- 239000000806 elastomer Substances 0.000 abstract description 14
- 230000002265 prevention Effects 0.000 description 9
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a tension sensor technical field discloses an overload protection's spindle nose formula tension sensor, including the elastomer, one side of elastomer is provided with the mount pad, the tail cover has been cup jointed to one side of mount pad, the elastomer includes the platform, one side of platform is provided with the step face, be provided with two circular recesses on the step face, it is connected to set up the wire cutting groove between the circular recess, the one end of platform is provided with the boss, the boss extends to the inside of mount pad. The utility model discloses a circular recess and the overload protection design that the line cutting groove set up on the elastomer can protect the sensor not receive overload damage, and maximum design can reach 10 times and transship, and the line cutting groove overload protection is simply workable moreover, can save the processing cost.
Description
Technical Field
The utility model relates to a tension sensor technical field especially relates to an overload protection's spindle nose formula tension sensor.
Background
The tension sensor is used for measuring the tension value of the coiled material in the tension control process. The strain gauge for pharmacy is characterized in that a tension strain gauge and a compression strain gauge are connected together in a bridge mode, the resistance value of the strain gauge is changed when external pressure is applied, and the change value is in direct proportion to the magnitude of the applied tension; the micro-displacement type is a type in which a load is applied by an external force to displace a plate spring, and then a tension is detected by a differential transformer, and is called a micro-displacement type tension detector because the displacement amount of the plate spring is extremely small, about ± 200 μm.
The existing shaft head type tension sensor has the following defects: the sensor has no overload prevention capability, the sensor is easy to damage in use, and the sensor is deformed greatly after being stressed, so that the data fluctuation of the sensor is large.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti-overloading spindle nose formula tension sensor, through the anti-overload design that circular groove and wire cut groove set up on the elastomer, can protect the sensor not receive overload damage, maximum design can be to 10 times overload, wire cut groove anti-overload simple workable moreover, can save the advantage of processing cost, it does not have anti-overload ability to have solved current spindle nose formula tension sensor, lead to the sensor to damage during the use easily, and it is big to warp behind the sensor atress, lead to the undulant big problem of sensor data.
According to the utility model discloses an overload protection's spindle nose formula tension sensor, including the elastomer, one side of elastomer is provided with the mount pad, the tail cover has been cup jointed to one side of mount pad, the elastomer includes the platform, one side of platform is provided with the step face, be provided with two circular recesses on the step face, it is connected to be provided with the wire cutting groove between the circular recess, the one end of platform is provided with the boss, the boss extends to the inside of mount pad.
Further, the other end of the platform is provided with a circular surface, and the outer walls of the two sides of the circular surface are both provided with annular grooves.
Furthermore, the mounting base comprises a circular plate sleeve, a plurality of threaded holes are uniformly formed in the outer edge of the circular plate sleeve, and the threaded holes enable the sensor to be connected with an external component.
Further, the bottom end of the circular plate sleeve is provided with a step surface, and the tail sleeve is sleeved on the step surface.
Further, the bottom end of the step surface is provided with a concave surface, and the middle of the concave surface is provided with a through hole.
Further, one side of the bottom end of the boss is provided with a threading hole, and the threading hole is communicated with the through hole.
Furthermore, a connecting hole is formed in the middle of the bottom end of the tail sleeve, and the through hole and the connecting hole are located on the same straight line.
Compared with the prior art, the utility model beneficial effect who has is:
through the overload prevention design that circular groove and wire cut groove set up on the elastomer, can protect the sensor not receive overload damage, maximum design can be to 10 times overload, and wire cut groove overload prevention is simply workable, can save the processing cost, and the design is very simple, need not pass through complicated installation, wire cut's position is not limited to this position in addition in time also, all should be protected in this planar any position, the circular groove of elastomer makes the sensor after the atress warp for a short time simultaneously, sensor data fluctuation is little, make the performance of sensor and more stable at zero point.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is an explosion diagram of an overload prevention spindle nose type tension sensor according to the present invention;
fig. 2 is a schematic structural diagram of an elastic body in an overload prevention spindle nose type tension sensor provided by the present invention;
fig. 3 is the utility model provides an overload prevention spindle nose formula tension sensor mid mount pad's schematic structure view.
In the figure: 1-elastic body, 11-annular groove, 12-circular surface, 13-platform, 14-step surface, 15-circular groove, 16-thread cutting groove, 17-boss, 18-thread hole, 2-mounting seat, 21-circular plate sleeve, 22-threaded hole, 23-step surface, 24-through hole, 25-concave surface and 3-tail sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following describes the implementation of the present invention in detail with reference to specific embodiments.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1-3, the preferred embodiment of the present invention is shown.
The utility model provides an overload-proof spindle nose formula tension sensor, including elastomer 1, one side of elastomer 1 is provided with mount pad 2, tail cover 3 has been cup jointed to one side of mount pad 2, elastomer 1 includes platform 13, one side of platform 13 is provided with step face 14, be provided with two circular grooves 15 on the step face 14, it is connected to set up wire cut groove 16 between circular groove 15, the one end of platform 13 is provided with boss 17, boss 17 extends to the inside of mount pad 2, through the overload-proof design that circular groove 15 and wire cut groove 16 set up on elastomer 1, can protect the sensor not receive overload damage, maximum design can reach 10 times overload, and wire cut groove 16 overload-proof simple workable, can save the processing cost.
In this embodiment, the other end of the platform 13 is provided with a circular surface 12, the outer walls of both sides of the circular surface 12 are provided with annular grooves 11, the deformation of the stressed sensor is small due to the annular grooves 11 and the circular surface 12, the fluctuation of the data of the sensor is small, and the performance and the zero point of the sensor are more stable.
In this embodiment, the mounting base 2 includes a circular plate sleeve 21, and a plurality of threaded holes 22 are uniformly formed in the outer edge of the circular plate sleeve 21, and the threaded holes 22 enable the sensor to be connected with an external component, so as to facilitate the fixing of the sensor.
In this embodiment, a step surface 23 is provided at the bottom end of the circular plate sleeve 21, and the tail sleeve 3 is sleeved on the step surface 23, so as to realize the connection and fixation of the mounting base 2 and the step surface 23.
In this embodiment, the bottom end of the step surface 14 is provided with a concave surface 25, the middle of the concave surface 25 is provided with a through hole 24, one side of the bottom end of the boss 17 is provided with a threading hole 18, the threading hole 18 communicates with the through hole 24, the middle of the bottom end of the tail sleeve 3 is provided with a connecting hole, the through hole 24 and the connecting hole are located on the same straight line, and the connecting line is connected with the inside of the elastic body 1 by using the through hole 24 and the connecting hole.
When the technical scheme is used, the elastic body 1 is provided with the wire cutting groove 16, so that the overload prevention capability is generated after the force applied to the sensor is greater than the rated load; the elastic body 1 is specially designed in structure, so that the deformation of the sensor after being stressed is very small, signals can be very stable and fluctuate little, two annular grooves 11 are formed in the front part of the elastic body 1 and are used for placing a shaft retainer ring, a circular surface 12 is formed in the middle of the two grooves and is used for installing a self-aligning bearing, a step surface 14 is formed in the middle of the elastic body 1, two platforms 13 are milled above and below the step surface 14, strain gauges are adhered to the two platforms 13, a circular groove 15 penetrates through the platform 13 in the middle of the step surface 14, the circular groove is not limited to two circles, 4-6 circles are also applicable, the structural design can enable the deformation of the sensor to be very small, so that the signals of the sensor are very stable in actual use, an inverted Z-shaped wire cutting groove 16 penetrates through the two circular grooves 15, and the inverted Z-shaped wire cutting groove 16 plays a role in overload prevention, when the sensor is stressed too much, namely the deformation amount actually generated exceeds the gap of the overload groove of the rated design, the inverted Z-shaped linear cutting groove 16 can be contacted up and down, so that the elastic body is not deformed any more, and the aim of preventing overload is fulfilled;
specifically, the wire cutting groove is not limited to the inverted "Z" shape, the "S" shape, the "convex" shape, the "concave" shape and the like, and is applicable to the same principle, the tail of the sensor is provided with a boss 17, the boss 17 is used for being connected with the mounting seat 2, and the bottom surface of the boss 17 is provided with a wire through hole 18 for leading out a lead wire on the strain gauge to the outside.
Specifically, a circular plate sleeve 21 is arranged in the middle of the mounting seat 2, 4 uniformly distributed threaded holes 22 are formed in the circular plate sleeve 21 and used for connecting the sensor and the equipment platform, the number of the connecting threaded holes 22 is not limited to 4, 2-8 connecting threaded holes are also suitable, a small step 23 is arranged at the bottom of the mounting seat 2 and used for being in interference fit with the tail sleeve 3, the small step 23 and the tail sleeve are also suitable for being connected through threads, a through hole 24 is formed in the middle of the mounting seat 2 and used for penetrating through the elastic body 1, a concave surface 25 is further arranged at the bottom and used for being matched with a boss 17 of the elastic body 1, the sensor can be protected from overload damage through an overload prevention design formed by a circular groove 15 and a wire cutting groove 16 on the elastic body 1, the maximum design can reach 10 times of overload, the wire cutting groove can prevent overload, the machining is simple and easy, and the machining cost can be saved, the design is very simple, complex installation is not needed, in addition, the position of wire cutting is not limited to the position, the sensor can be protected at any position of the plane, meanwhile, the circular groove 15 of the elastic body 1 enables the deformation of the stressed sensor to be small, the data fluctuation of the sensor to be small, and the performance and the zero point of the sensor to be more stable.
In this embodiment, the whole operation process can be controlled by a computer, and PLC and the like are added to realize automatic operation control, and in each operation link, signal feedback can be performed by setting a sensor to realize sequential execution of steps, which are conventional knowledge of the current automatic control, and are not repeated in this embodiment.
The details of the present invention are well known to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an overload-proof spindle nose formula tension sensor which characterized in that: the elastic body comprises an elastic body, one side of the elastic body is provided with a mounting seat, a tail sleeve is sleeved on one side of the mounting seat, the elastic body comprises a platform, one side of the platform is provided with a step surface, two circular grooves are arranged on the step surface, a wire cutting groove is arranged between the circular grooves and connected with each other, one end of the platform is provided with a boss, and the boss extends to the inside of the mounting seat.
2. The anti-overloading gudgeon tension sensor according to claim 1, characterized in that: the other end of the platform is provided with a circular surface, and the outer walls of the two sides of the circular surface are both provided with annular grooves.
3. The anti-overloading gudgeon tension sensor according to claim 2, characterized in that: the mounting base comprises a circular plate sleeve, a plurality of threaded holes are uniformly formed in the outer edge of the circular plate sleeve, and the threaded holes enable the sensor to be connected with an external component.
4. An overload protected gudgeon tension sensor as claimed in claim 3, wherein: the bottom end of the circular plate sleeve is provided with a step surface, and the tail sleeve is sleeved on the step surface.
5. The anti-overloading gudgeon tension sensor according to claim 4, characterized in that: the bottom of the step surface is provided with a concave surface, and the middle of the concave surface is provided with a through hole.
6. The anti-overloading gudgeon tension sensor according to claim 5, characterized in that: one side of the bottom end of the boss is provided with a threading hole which is communicated with the through hole.
7. The anti-overloading gudgeon tension sensor according to claim 6, characterized in that: the middle part of the bottom end of the tail sleeve is provided with a connecting hole, and the through hole and the connecting hole are positioned on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022301782.6U CN212585892U (en) | 2020-10-15 | 2020-10-15 | Anti-overload spindle nose type tension sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022301782.6U CN212585892U (en) | 2020-10-15 | 2020-10-15 | Anti-overload spindle nose type tension sensor |
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| Publication Number | Publication Date |
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| CN212585892U true CN212585892U (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022301782.6U Active CN212585892U (en) | 2020-10-15 | 2020-10-15 | Anti-overload spindle nose type tension sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112082684A (en) * | 2020-10-15 | 2020-12-15 | 深圳市鑫精诚科技有限公司 | Anti-overload spindle nose type tension sensor |
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- 2020-10-15 CN CN202022301782.6U patent/CN212585892U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112082684A (en) * | 2020-10-15 | 2020-12-15 | 深圳市鑫精诚科技有限公司 | Anti-overload spindle nose type tension sensor |
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Effective date of registration: 20231007 Address after: 518000, 1st to 2nd floors, Building 101, Building 17, Industrial Zone 228, Silian Community, Henggang Street, Longgang District, Shenzhen City, Guangdong Province (i.e. Building A02, Dayun AI Town) Patentee after: Shenzhen xinjingcheng Sensor Technology Co.,Ltd. Address before: 518000 Room 101, building 17, 228 Industrial Zone, Silian community, Henggang street, Longgang District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN XJC TECHNOLOGY CO.,LTD. |