CN203665398U - Wireless torque wrench - Google Patents
Wireless torque wrench Download PDFInfo
- Publication number
- CN203665398U CN203665398U CN201320834253.XU CN201320834253U CN203665398U CN 203665398 U CN203665398 U CN 203665398U CN 201320834253 U CN201320834253 U CN 201320834253U CN 203665398 U CN203665398 U CN 203665398U
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- module
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- chip microcomputer
- torque wrench
- circuit board
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- 230000003321 amplification Effects 0.000 claims description 9
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 9
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000003750 conditioning effect Effects 0.000 abstract 3
- 230000008054 signal transmission Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model discloses a wireless torque wrench which comprises a wrench head and a wrench rod, wherein a sensor module and a circuit board connected with a power supply are arranged inside the wrench rod, the sensor module is connected with the wrench head, the circuit board comprises a signal conditioning and amplifying module, an analog-digital conversion module and a single-chip microcomputer, the signal conditioning and amplifying module, the analog-digital conversion module and the single-chip microcomputer are sequentially and electrically connected, the signal conditioning and amplifying module is electrically connected with a sensor strain electric bridge in the sensor module, and a display unit, an input unit, a storage unit and a wireless signal output module are further electrically connected to the single-chip microcomputer. Due to the fact that the storage unit is connected to the single-chip microcomputer in the circuit board, working data can be stored. Due to the fact that the display unit and the input unit are connected to the single-chip microcomputer in the circuit board, the working data can be displayed visually and input of preset torque values can be achieved. The wireless signal output module can transmit the stored working data to a PC terminal provided with a corresponding wireless signal receiving module with a wireless signal transmission method. Therefore, the wireless torque wrench can store and transmit data.
Description
Technical field
The utility model belongs to moment of torsion and applies instrument, is specially a kind of wireless torque wrench.
Background technology
In order to ensure the quality of product, manufacturing enterprise has proposed more and more stricter quality monitoring requirement for the fastening process of assembling of equipment, and this just needs torque wrench to implement control and measurement to moment of torsion, also should have the ability of timely writing task data.And though existing torque wrench has had enforcement and the measurement function of moment of torsion, perfect not enough for the storage of data.Owing to being subject to the restriction of hardware setting, data cannot outwards be transmitted, and can affect so the timely record to product data.
Summary of the invention
In view of this, the utility model proposes a kind of wireless torque wrench, can operational data be stored and be transmitted.
The technical solution of the utility model is: a kind of wireless torque wrench, comprise driving end and wrenching bar, and in described wrenching bar, comprise sensor cluster and the circuit board that is connected with power supply, described sensor cluster is connected with driving end; Described circuit board comprises signal condition amplification module, analog-to-digital conversion module and the single-chip microcomputer of electrical connection successively, and described signal condition amplification module is electrically connected with the strain transducer electric bridge in sensor cluster; Described single-chip microcomputer is also electrically connected with display unit, input block, memory cell and wireless signal output module, and reception of wireless signals module is arranged in outside PC terminal.
Further, be also connected with USB interface drive circuit on described single-chip microcomputer, the USB interface on USB interface drive circuit drives chip to be connected with USB interface, and this USB interface is arranged on the side of wrenching bar.
Further, described wireless signal output module is bluetooth generator; Described reception of wireless signals module is Bluetooth adapter.
Further, described circuit board is ALY09DF11 model circuit board.
Further, described single-chip microcomputer is 89C51 model single-chip microcomputer.
Further, described display unit is LCDs, is arranged on the front of wrenching bar.
Further, described display unit and input block adopt touching liquid-crystal display screen.
Further, on described wrenching bar, be also provided with acoustic-optic alarm.
The beneficial effects of the utility model: the single-chip microcomputer in circuit board is connected with memory cell, can store operational data, and the display unit of connection and input block can show and the input of predetermined torque value intuitively to operational data.Wireless signal output module can pass to the operational data of storage the PC terminal that is provided with corresponding reception of wireless signals module by transmission of wireless signals mode.Therefore the utility model can be realized storage and transmission to data.
In additional technical feature, wrenching bar is provided with USB interface, and USB interface is electrically connected with single-chip microcomputer, can be connected with PC terminal by data wire, to realize the transmission of data.
Brief description of the drawings
Fig. 1 is partial sectional view of the present utility model;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the rearview of Fig. 1;
Fig. 4 is electric connection structure schematic diagram of the present utility model.
In figure: 1. driving end, 2. wrenching bar, 3. sensor cluster, 4. circuit board, 5. display unit, 6. input block, 7. buzzer, 8. alarm lamp, 9.USB interface, 10. wireless signal output module, 11. strain transducer electric bridges, 12. signal condition amplification modules, 13. analog-to-digital conversion modules, 14. single-chip microcomputers, 15. power supplys, 16. memory cell, 17. bluetooth generator drive circuits, 18. bluetooth generators drive chip, 19.USB interface driving circuit, 20.USB interface driver chip.
Detailed description of the invention
In order to make those skilled in the art understand better technical scheme of the present invention, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Figure 1, a kind of wireless torque wrench, comprises driving end 1 and wrenching bar 2.In wrenching bar 2, be provided with sensor cluster 3 and the circuit board 4 that is connected with power supply 15.Sensor cluster 3 is connected with driving end 1.
As shown in Figure 2, be provided with display unit 5 and input block 6 in the front of wrenching bar 2.
As shown in Figure 3, be provided with wireless signal output module 10 in the side of wrenching bar 2.USB interface 9 can also be set simultaneously.
As shown in Figure 4, circuit board 4 comprises signal condition amplification module 12, analog-to-digital conversion module 13 and the single-chip microcomputer 14 of electrical connection successively.Wherein, signal condition amplification module 12 is electrically connected with the strain transducer electric bridge 11 in sensor cluster 3.Single-chip microcomputer 14 is also electrically connected with display unit 5, input block 6, memory cell 16 and wireless signal output module 10, and reception of wireless signals module is arranged in outside PC terminal.Circuit board 4 can be selected ALY09DF11 type circuit board 4.Single-chip microcomputer 14 on circuit board 4 can be selected 89C51 single-chip microcomputer 14.Display unit 5 can be selected as LCDs.Also can adopt touching liquid-crystal display screen as display unit 5 and input block 6.In the utility model, wireless signal output module 10 is bluetooth generator, and reception of wireless signals module is Bluetooth adapter.Wherein, bluetooth generator drives chip 18 to be connected with the bluetooth generator on bluetooth generator drive circuit 17, and bluetooth generator drive circuit 17 is connected with single-chip microcomputer 14.Display unit 5 can show states such as preset torque value, calendar clock, battery electric quantities.
If USB interface 9 is set on wrenching bar 2, single-chip microcomputer 14 drives chip 20 to be connected with USB interface 9 by the USB interface on USB interface drive circuit 19.
As shown in Figure 2, acoustic-optic alarm also can be set on wrenching bar 2, this acoustic-optic alarm comprises buzzer 7 and alarm lamp 8.The light emitting diode of alarm lamp 8 adopts RGB-LED to show with multiple color.In the time approaching preset value 90%, alarm lamp 8 is yellow; In the time entering preset value 95%～100%, alarm lamp 8 colors are green; In the time exceeding into preset value or outrange, alarm lamp 8 colors are green+redness, and buzzer 7 sends chimes of doom simultaneously.
Workflow of the present utility model is: when driving end 1 is worked, the strain transducer electric bridge 11 in sensor 3 by obtain electrical signal transfer to signal condition amplification module 12.The signal of telecommunication after amplification is converted to data signal by analog-to-digital conversion module 13 by analog signal.This data signal is operational data, outwards shows by display unit 5.Meanwhile, operational data deposits in memory cell 16.Operational data can be transferred to operational data by wireless signal output module 10 the PC terminal that is connected with reception of wireless signals module, and then gained operational data is carried out to the analyzing and processing in later stage.Input block 6 is inputted preset torque value by operating personnel on single-chip microcomputer 14, also can regulate calendar clock, also can search the operational data in memory cell 16.Memory cell 16 in the utility model can select to store data amount check.Obtain and determine number latest data in addition, memory cell 16 can be by data deletion the earliest.
Claims (8)
1. a wireless torque wrench, comprises driving end and wrenching bar, comprises sensor cluster and the circuit board that is connected with power supply in described wrenching bar, and described sensor cluster is connected with driving end; It is characterized in that: described circuit board comprises signal condition amplification module, analog-to-digital conversion module and the single-chip microcomputer of electrical connection successively, and described signal condition amplification module is electrically connected with the strain transducer electric bridge in sensor cluster; Described single-chip microcomputer is also electrically connected with display unit, input block, memory cell and wireless signal output module, and reception of wireless signals module is arranged in outside PC terminal.
2. wireless torque wrench as claimed in claim 1, is characterized in that: on described single-chip microcomputer, be also connected with USB interface drive circuit, the USB interface on USB interface drive circuit drives chip to be connected with USB interface, and this USB interface is arranged on the side of wrenching bar.
3. wireless torque wrench as claimed in claim 1, is characterized in that: described wireless signal output module is bluetooth generator; Described reception of wireless signals module is Bluetooth adapter.
4. wireless torque wrench as claimed in claim 1, is characterized in that: described circuit board is ALY09DF11 model circuit board.
5. wireless torque wrench as claimed in claim 1, is characterized in that: described single-chip microcomputer is 89C51 model single-chip microcomputer.
6. wireless torque wrench as claimed in claim 1, is characterized in that: described display unit is LCDs, is arranged on the front of wrenching bar.
7. wireless torque wrench as claimed in claim 1, is characterized in that: described display unit and input block adopt touching liquid-crystal display screen.
8. wireless torque wrench as claimed in claim 1, is characterized in that: on described wrenching bar, be also provided with acoustic-optic alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320834253.XU CN203665398U (en) | 2013-12-06 | 2013-12-06 | Wireless torque wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320834253.XU CN203665398U (en) | 2013-12-06 | 2013-12-06 | Wireless torque wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203665398U true CN203665398U (en) | 2014-06-25 |
Family
ID=50961731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320834253.XU Expired - Lifetime CN203665398U (en) | 2013-12-06 | 2013-12-06 | Wireless torque wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203665398U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107255538A (en) * | 2017-05-05 | 2017-10-17 | 常州市计量测试技术研究所 | Second peak monitoring device and method in presetting system torque spanner use |
| CN111590495A (en) * | 2020-06-22 | 2020-08-28 | 中国南方电网有限责任公司超高压输电公司大理局 | Electronic torque wrench |
-
2013
- 2013-12-06 CN CN201320834253.XU patent/CN203665398U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107255538A (en) * | 2017-05-05 | 2017-10-17 | 常州市计量测试技术研究所 | Second peak monitoring device and method in presetting system torque spanner use |
| CN111590495A (en) * | 2020-06-22 | 2020-08-28 | 中国南方电网有限责任公司超高压输电公司大理局 | Electronic torque wrench |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |