阅读说明：本技术 一种新型高强度螺栓电动检查扳手及施拧工艺 (Novel high-strength bolt electric inspection wrench and screwing process ) 是由 赵伟 于 2020-05-29 设计创作，主要内容包括：一种新型高强度螺栓电动检查扳手,角度转盘和扭矩传感器设置在套筒上,套筒包含用于贴合螺母的尺寸且在紧固过程中固定住螺母的螺栓定位构造,角度转盘的上侧设置转角传感器；电磁反力臂装置安装在套筒侧,可以起到套筒外壳的作用；减速装置两端分别与套筒和水平传动装置采用轮轴系统连接,可以将水平传动装置的高转速转化成套筒的低转速,确保可以精确地复查螺栓扭矩和螺栓施拧；垂直传动装置和水平传动装置连接,过度装置与垂直传动装置连接,动力轴和过度装置连接,动力轴直接和电机连接。以及提供一种新型高强度螺栓电动检查扳手的施拧工艺。本发明能精确地保证螺栓达到终拧扭矩,防止出现检查失误；操作方便,检查速度迅速。(A novel high-strength bolt electric inspection wrench is characterized in that an angle turntable and a torque sensor are arranged on a sleeve, the sleeve comprises a bolt positioning structure which is used for fitting the size of a nut and fixing the nut in the fastening process, and a corner sensor is arranged on the upper side of the angle turntable; the electromagnetic counterforce arm device is arranged on the side of the sleeve and can play a role of a sleeve shell; the two ends of the speed reducer are respectively connected with the sleeve and the horizontal transmission device by adopting a wheel shaft system, so that the high rotating speed of the horizontal transmission device can be converted into the low rotating speed of the sleeve, and the bolt torque and bolt screwing can be accurately rechecked; the vertical transmission device is connected with the horizontal transmission device, the transition device is connected with the vertical transmission device, the power shaft is connected with the transition device, and the power shaft is directly connected with the motor. And provides a screwing process of the novel high-strength bolt electric inspection wrench. The invention can accurately ensure that the bolt reaches the final twisting torque and prevent the inspection error; convenient operation and rapid inspection speed.)

1. The novel high-strength bolt electric inspection wrench is characterized by comprising a sleeve, an angle turntable, a torque sensor, an electromagnetic reaction arm device, a speed reducer, a horizontal transmission device, a vertical transmission device, a transition device, a power shaft and a motor, wherein the angle turntable and the torque sensor are arranged on the sleeve; the electromagnetic counterforce arm device is arranged on the side of the sleeve; the two ends of the speed reducing device are respectively connected with the sleeve and the horizontal transmission device through a wheel shaft system, the vertical transmission device is connected with the horizontal transmission device, the transition device is connected with the vertical transmission device, the power shaft is connected with the transition device, and the power shaft is directly connected with the motor.

2. The novel high-strength bolt electric inspection wrench as claimed in claim 1, wherein the electric inspection wrench further comprises a controller, a data storage, processing, control and wireless exchange device, a display device, an interactive operation device, wherein the controller, the data storage, processing, control and wireless exchange device, the display device and the interactive operation device are core devices of data calculation, input and analysis of equipment, and are connected with the motor, the angle dial and the torque sensor.

3. The novel high-strength bolt electric inspection wrench as claimed in claim 1 or 2, further comprising an equipment upper device shell and a lower power and operation device shell, wherein the equipment upper device shell is arranged outside the angle turntable, the rotation angle sensor, the torque sensor, the electromagnetic reaction arm device, the speed reducer and the horizontal transmission device, and plays roles of protecting and packaging the equipment; the lower power and operation device shell is arranged at the periphery of the vertical transmission device, the transition device, the power shaft, the motor, the controller, the data storage, processing, control and wireless exchange device, the display device and the interactive operation device, and plays the roles of protecting and packaging equipment.

4. The novel high-strength bolt electric inspection wrench as claimed in claim 1 or 2, wherein the socket further comprises a socket gear for connecting the socket and the speed reducer.

5. The novel high-strength bolt electric inspection wrench as claimed in claim 1 or 2, wherein a limit reaction arm is arranged on the electromagnetic reaction arm device, and the electromagnetic reaction arm device can be better adsorbed on steel after being electrified to play a role of a first layer of reaction arm, so that the acting force of the limit reaction arm on the support is relieved.

6. The novel high-strength bolt electric inspection wrench as claimed in claim 1 or 2, wherein the speed reduction device comprises a primary speed reduction device, a secondary speed reduction device and a tertiary speed reduction device; the primary speed reducer comprises a primary main wheel, a primary transmission wheel and a primary wheel shaft, the secondary speed reducer comprises a secondary main wheel, a secondary transmission wheel, a secondary wheel shaft and a secondary power wheel, and the tertiary speed reducer comprises a tertiary main wheel, a tertiary transmission wheel, a tertiary wheel shaft and a tertiary power wheel; the primary wheel shaft is arranged on the primary main wheel, the primary main wheel is connected with the sleeve, and the primary transmission wheel is arranged on the primary wheel shaft; the secondary wheel shaft is arranged on the secondary main wheel, the secondary main wheel is connected with a primary transmission wheel of the primary speed reducer through the secondary power wheel, and the secondary transmission wheel is arranged on the secondary wheel shaft; the three-level wheel shaft is arranged on the three-level main wheel, the three-level main wheel is connected with a second-level transmission wheel of the second-level speed reduction device through the three-level power wheel, and the three-level transmission wheel is arranged on the three-level wheel shaft; the rotating speed of the third-stage speed reducer is greater than that of the second-stage speed reducer, the rotating speed of the second-stage speed reducer is greater than that of the first-stage speed reducer, and the rotating speed of the third-stage speed reducer is less than that of the horizontal transmission device.

7. The novel high-strength bolt electric inspection wrench as claimed in claim 1 or 2, wherein the horizontal transmission device comprises a horizontal transmission shaft, a horizontal transmission gear, a horizontal transmission shaft wheel end and a coding device, the horizontal transmission shaft is a power transmission shaft, and the horizontal transmission gear, the horizontal transmission shaft wheel end and the coding device are all arranged on the horizontal transmission shaft; the horizontal transmission gear is used for being connected with the vertical transmission device to form effective power transmission connection; the wheel end of the horizontal transmission shaft is connected with the third-stage wheel shaft, so that the power transmission effect is achieved; the coding device is used for the rotation speed of the horizontal transmission device and the coding effect of the bolt.

8. The novel high-strength bolt electric inspection wrench as claimed in claim 1 or 2, wherein the vertical transmission device comprises a vertical transmission shaft, a transmission gear and a slave gear; the transmission gear and the driven gear are arranged on the vertical transmission shaft, and the transmission gear is effectively connected with the horizontal transmission gear; the slave gear is used for connecting the vertical transmission device with the transition device;

the transition device comprises a transition shaft and a transition gear, the transition device is used for transmitting the power of the power shaft to the vertical transmission device, and the transition gear is arranged on the transition shaft; the power shaft and the motor are integrated.

9. The novel high-strength bolt electric inspection wrench as claimed in claim 2, wherein the controller is provided with a power switch and an adjusting switch, the power switch is a starting switch of the motor, and the adjusting switch can adjust a bolt inspection mode; the adjusting switch comprises a forward rotating button, a primary reverse rotating button, a secondary reverse rotating button and a tertiary reverse rotating button; after the forward rotation button is turned on, the switch is pressed, and the bolt is screwed forward; opening the primary reverse rotation button, and loosening the bolt according to the angle required by the first mode, wherein the angle can be set to be 0-30 degrees; opening the secondary reverse rotation button, and loosening the bolt according to the angle required by the second mode, wherein the angle can be set to be 0-60 degrees; opening the three-stage reverse rotation button, and loosening the bolt according to the angle required by the third mode, wherein the angle can be set to be 0-90 degrees;

the data storage, processing, control and wireless exchange device is used for processing and analyzing data in the detection and screwing process, storing the result after processing and analysis, and constructors can be connected with the data storage, processing, control and wireless exchange device through a wireless technology to obtain the analysis result; the display device can display real-time rotating speed, torque and bolt rotating angle; the shell of the lower power and operation device is provided with a power supply connecting socket which is used for protecting and packaging the lower power and operation device; the power supply connecting socket is connected with a power supply.

10. The screwing process of the novel high-strength bolt electric inspection wrench as claimed in claim 1, characterized by comprising the following steps:

(1) bringing a novel high-strength bolt electric inspection wrench to the site, and inputting node information, final twisting torque, judgment standards, error ranges and the like in an interactive operation device;

(2) adjusting the position of the limiting reaction arm of the electromagnetic reaction arm device to ensure that the limiting reaction arm obtains an effective fulcrum, wherein the effective fulcrum is generally other nearby bolts, and sleeving the sleeve on nuts of the bolts;

(2) electrifying to enable the electromagnetic counterforce arm device to be adsorbed on the steel member to play a role of a first counterforce arm and reduce the stress of the limiting counterforce arm;

(4) according to construction requirements, a reverse rotation button is pressed, and a reverse rotation angle is selected;

(5) the switch is pressed, and the motor rotates reversely to drive the power shaft, the transition device, the vertical transmission device, the horizontal transmission device, the speed reduction device, the sleeve and the nut to rotate, so that the nut rotates for a set angle;

(6) the working personnel pay attention to the rotation angle value, the torque value and the rotating speed on the display device, if the abnormality is found, the power supply is cut off, and the inspection is stopped; if all is normal, keeping observation until the rotation angle of the nut is a set angle, and the error is within +/-0.01 degrees;

(7) when the power is cut off, the electromagnetic counterforce arm device is adjusted, the forward rotation button is pressed, the data storage, processing, control and wireless exchange device controls the motor to rotate forward, the power shaft, the transition device, the vertical transmission device, the horizontal transmission device, the speed reduction device, the sleeve and the nut are driven to rotate, and back screwing is carried out according to a set angle;

(8) the construction personnel observe the corner numerical value, the torque numerical value and the rotating speed on the display device, if the angle reaches a set angle, the torque does not reach the final twisting torque, the torque of the bolt is recorded to be not in accordance with the standard, the bolt is continuously twisted, the motor continuously works until the final twisting torque is reached, the motor stops working, and the back twisting angle is recorded; if the angle does not reach the set angle and the torque reaches the final torque, recording that the bolt does not meet the standard, and stopping the motor; if the angle reaches the set angle and the torque reaches the error range of the final twisting torque, recording the qualified torque;

(9) repeating the steps (2) to (8) to complete the inspection and screwing work of all the bolts on the node;

the screwing process further comprises the following steps:

(10) repeating the steps (1) to (9) to complete the inspection and screwing work of the bolts with multiple nodes in the structure;

(11) all the recorded data are stored in the data storage, processing, control and wireless exchange device, and workers can copy the data to the mobile computer equipment through wireless technology, so as to give a bolt final screwing report.

Technical Field

The invention relates to the technical field of high-strength bolt detection of building structures, bridge structures, power transmission and transformation devices and wind power structures, in particular to a novel electric high-strength bolt inspection wrench and a screwing process.

Background

At present, large span structures, skip-floor structures, super-high structures and large space structures such as bamboo shoots appear on the land of China after raining, and a large number of buildings become local and even national landmark buildings. Most of the buildings adopt steel structures with light dead weight and high strength, and structural nodes are usually connected by a large number of bolts. Along with the structure is bigger and bigger, the structure is more and more complicated, when connecting through the bolted connection pair, the bolt quantity that single joint needs is also more and more, during the construction, because the sequence of applying the wrong is different, the pretightning force decay of bolt can be different on the same gusset plate, this pretightning force and the final torsion moment of torsion that will lead to each bolt after the final twist can not reach the expected value, and constructor adopts manual spanner or ordinary torque wrench, will appear leaking to twist, false twist, owe to twist and surpass the wrong condition, this has certain hidden danger to structure operation safety, so it is very necessary to check the bolt on the node after the final twist.

In the existing high-strength bolt final-screwing torque checking multi-loose-buckling method, a straight line is drawn from a steel plate to the tail of a bolt through the nut at the nut, then a manual torque wrench is adopted to manually rotate the nut for a certain angle along the loosening direction of the bolt, then the nut is screwed to be strictly superposed with a scribing position along the screwing direction of the bolt, and a torque value displayed on the torque wrench at the moment is read, wherein the torque value is a final-screwing torque checking value. And if the torque is qualified, the bolt screwing is qualified, if the torque is unqualified, the spot check quantity needs to be enlarged, if the torque is unqualified, all bolts of the node need to be checked, and the spanner needs to be calibrated when used every time. During the inspection, although can carry out the reexamination through drawing a line, the manual angle inaccuracy of following the rotatory nut of bolt looseness direction of manual torque wrench, the deviation appears easily in the position of artifical drawing a line to the inspection personnel manpower is executed and is twisted the bolt, and intensity of labour is big, so work efficiency is low, and a set of inspection personnel need more than 4.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention provides a novel high-strength bolt electric inspection wrench, the scheme adopts a loose-fastening method to carry out the final screwing inspection work of the bolt, can automatically realize that the bolt is tightly screwed according to a loose angle after being loosened by a certain angle, and automatically records the inspection torque value; the data of the torque sensor and the angle sensor can be collected in real time, and the uploading of system data to a cloud management system, data analysis and the judgment and alarm of unqualified data are carried out through the interactive equipment.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a novel high-strength bolt electric inspection wrench comprises a sleeve, an angle turntable, a torque sensor, an electromagnetic reaction arm device, a speed reducer, a horizontal transmission device, a vertical transmission device, a transition device, a power shaft and a motor, wherein the angle turntable and the torque sensor are arranged on the sleeve, the sleeve comprises a bolt positioning structure which is used for fitting the size of a nut and fixing the nut in the fastening process, and a corner sensor is arranged on the upper side of the angle turntable; the electromagnetic counterforce arm device is arranged on the side of the sleeve and can play a role of the sleeve shell; the two ends of the speed reducer are respectively connected with the sleeve and the horizontal transmission device by adopting a wheel shaft system, so that the high rotating speed of the horizontal transmission device can be converted into the low rotating speed of the sleeve, and the bolt torque and bolt screwing can be accurately rechecked; the vertical transmission device is connected with the horizontal transmission device, the transition device is connected with the vertical transmission device, the power shaft is connected with the transition device, and the power shaft is directly connected with the motor.

In the scheme, the motor provides power for equipment and transmits the power to the power shaft; the power shaft drives the vertical transmission device to rotate through the transition device; the vertical transmission device transmits power to the horizontal transmission device, and the horizontal transmission device drives the sleeve and the speed reduction device to rotate.

The electric checking wrench further comprises a controller, a data storage, processing, control and wireless exchange device, a display device and an interactive operation device, wherein the controller, the data storage, processing, control and wireless exchange device, the display device and the interactive operation device are core devices of data calculation, input and analysis of equipment, and are connected with the motor, the angle turntable and the torque sensor.

The electric inspection wrench also comprises an equipment upper device shell and a lower power and operation device shell, wherein the equipment upper device shell is arranged outside the angle turntable, the corner sensor, the torque sensor, the electromagnetic counterforce arm device, the speed reducer and the horizontal transmission device, and plays roles in protecting and packaging the equipment; the lower power and operation device shell is arranged at the periphery of the vertical transmission device, the transition device, the power shaft, the motor, the controller, the data storage, processing, control and wireless exchange device, the display device and the interactive operation device, and plays the roles of protecting and packaging equipment.

Further, the sleeve also comprises a sleeve gear, and the sleeve gear is used for connecting the sleeve and the speed reducing device;

the rotation angle sensor is used for monitoring the loosening angle and the tightening angle of the structure of the invention to the bolt. The torque sensor monitors the torque of the structure of the invention when the bolt is checked and screwed;

furthermore, the electromagnetic counterforce arm device is provided with a limiting counterforce arm, and when the structure is used for checking and screwing the bolt, the electromagnetic counterforce arm device is used for fixing the relative rest between the structure and the checked structure, so that the displacement and the shaking are avoided, and the detection and screwing precision is ensured;

preferentially, the electromagnetic reaction arm device can be better adsorbed on steel after being electrified, so that the effect of the first layer of reaction arm is achieved, and the acting force of the limit reaction arm on the support is relieved;

further, the speed reduction device comprises a first-stage speed reduction device, a second-stage speed reduction device and a third-stage speed reduction device;

preferentially, the speed reduction device is used for converting a high rotating speed into a low rotating speed;

preferably, the primary speed reducer comprises a primary main wheel, a primary transmission wheel and a primary wheel shaft, the secondary speed reducer comprises a secondary main wheel, a secondary transmission wheel, a secondary wheel shaft and a secondary power wheel, and the tertiary speed reducer comprises a tertiary main wheel, a tertiary transmission wheel, a tertiary wheel shaft and a tertiary power wheel;

further, the primary wheel shaft is arranged on the primary main wheel, the primary main wheel is connected with the sleeve, and the primary transmission wheel is arranged on the primary wheel shaft;

further, the secondary wheel shaft is arranged on the secondary main wheel, the secondary main wheel is connected with a primary transmission wheel of the primary speed reducer through the secondary power wheel, and the secondary transmission wheel is arranged on the secondary wheel shaft;

further, the tertiary wheel shaft is arranged on the tertiary main wheel, the tertiary main wheel is connected with a secondary transmission wheel of the secondary speed reducer through the tertiary power wheel, and the tertiary transmission wheel is arranged on the tertiary wheel shaft;

preferentially, the rotating speed of the three-stage speed reducing device is greater than that of the second-stage speed reducing device, the rotating speed of the second-stage speed reducing device is greater than that of the first-stage speed reducing device, and the rotating speed of the three-stage speed reducing device is less than that of the horizontal transmission device;

further, the horizontal transmission device comprises a horizontal transmission shaft, a horizontal transmission gear, a horizontal transmission shaft wheel end and an encoding device;

preferably, the horizontal transmission shaft is a power transmission shaft, and the horizontal transmission gear, the wheel end of the horizontal transmission shaft and the encoding device are all arranged on the horizontal transmission shaft;

preferably, the horizontal transmission gear is used for being connected with the vertical transmission device to form effective power transmission connection;

preferentially, the wheel end of the horizontal transmission shaft is connected with the third-stage wheel shaft, so that the power transmission effect is achieved;

preferably, the coding device is used for the functions of the rotation speed of the horizontal transmission device and the coding of the bolt;

further, the vertical transmission device comprises a vertical transmission shaft, a transmission gear and a driven gear;

preferably, the transmission gear is arranged on the vertical transmission shaft;

preferably, the transmission gear is operatively connected to the horizontal transmission gear;

preferably, the slave gear is used for connecting the vertical transmission device with the transition device;

further, the transition device comprises a transition shaft and a transition gear;

preferably, the transition device is used for transmitting the power of the power shaft to the vertical transmission device, and the transition gear is arranged on the transition shaft;

further, the power shaft and the motor are integrated;

preferably, the motor controls the structure of the invention to provide power;

further, the controller includes a switch, a regulation switch;

preferentially, the switch is a power switch, and the motor rotates after the power switch is pressed;

preferably, the adjustment switch can adjust the mode of bolt checking;

further, the adjusting switch comprises a forward rotating button, a first-stage reverse rotating button, a second-stage reverse rotating button and a third-stage reverse rotating button;

preferentially, after the forward rotation button is turned on, the switch is pressed, and the structure of the invention screws the bolt forward;

preferentially, the first-stage reverse rotation button is opened, the structure of the invention loosens the bolt according to the angle required by the first mode, and the angle can be set to be 0-30 degrees;

preferentially, when the two-stage reverse rotation button is opened, the structure of the invention loosens the bolt according to the angle required by the second mode, and the angle can be set to be 0-60 degrees;

preferentially, when the three-stage reverse rotation button is opened, the structure of the invention loosens the bolt according to the angle required by the third mode, and the angle can be set to be 0-90 degrees;

furthermore, the data storage, processing, control and wireless exchange device is used for processing and analyzing the data in the detection and screwing process of the invention, storing the results after processing and analysis, and constructors can be connected with the data storage, processing, control and wireless exchange device through wireless technologies such as Bluetooth and the like to obtain the analysis results;

further, the display device can display the real-time rotating speed, torque and bolt rotating angle of the invention;

furthermore, a power supply connecting socket is arranged on the shell of the lower power and operation device and is used for protecting and packaging the lower power and operation device;

preferably, the power supply connecting socket is connected with a power supply;

further, the device shell on the upper part of the equipment comprises a first-stage speed reducer shell, a second-stage speed reducer shell, a third-stage speed reducer and horizontal transmission device shell and a horizontal end part shell;

preferentially, the first-stage speed reducer casing, the second-stage speed reducer casing, the third-stage speed reducer and horizontal transmission device casing and the horizontal end part casing are respectively arranged at the wheel end of the first-stage speed reducer, the second-stage speed reducer, the third-stage speed reducer and the horizontal transmission shaft and are the outer side of the coding device, and the effect of protecting the package is achieved.

A screwing process of a novel high-strength bolt electric inspection wrench comprises the following steps:

(1) bringing a novel high-strength bolt electric inspection wrench to the site, and inputting node information, final twisting torque, judgment standards, error ranges and the like in an interactive operation device;

(2) adjusting the position of the limiting reaction arm of the electromagnetic reaction arm device to ensure that the limiting reaction arm obtains an effective fulcrum, wherein the effective fulcrum is generally other nearby bolts, and sleeving the sleeve on nuts of the bolts;

(2) electrifying to enable the electromagnetic counterforce arm device to be adsorbed on the steel member to play a role of a first counterforce arm and reduce the stress of the limiting counterforce arm;

(4) according to construction requirements, a reverse rotation button is pressed, and a reverse rotation angle is selected;

(5) the switch is pressed, and the motor rotates reversely to drive the power shaft, the transition device, the vertical transmission device, the horizontal transmission device, the speed reduction device, the sleeve and the nut to rotate, so that the nut rotates for a set angle;

(6) the working personnel pay attention to the rotation angle value, the torque value and the rotating speed on the display device, if the abnormality is found, the power supply is cut off, and the inspection is stopped; if all is normal, keeping observation until the rotation angle of the nut is a set angle, and the error is within +/-0.01 degrees;

(7) when the power is cut off, the electromagnetic counterforce arm device is adjusted, the forward rotation button is pressed, the data storage, processing, control and wireless exchange device controls the motor to rotate forward, the power shaft, the transition device, the vertical transmission device, the horizontal transmission device, the speed reduction device, the sleeve and the nut are driven to rotate, and back screwing is carried out according to a set angle;

(8) the construction personnel observe the corner numerical value, the torque numerical value and the rotating speed on the display device, if the angle reaches a set angle, the torque does not reach the final twisting torque, the torque of the bolt is recorded to be not in accordance with the standard, the bolt is continuously twisted, the motor continuously works until the final twisting torque is reached, the motor stops working, and the back twisting angle is recorded; if the angle does not reach the set angle and the torque reaches the final torque, recording that the bolt does not meet the standard, and stopping the motor; if the angle reaches the set angle and the torque reaches the error range of the final twisting torque, recording the qualified torque;

(9) repeating the steps (2) to (8) to complete the inspection and screwing work of all the bolts on the node;

the screwing process further comprises the following steps:

(10) repeating the steps (1) to (9) to complete the inspection and screwing work of the bolts with multiple nodes in the structure;

(11) all the recorded data are stored in the data storage, processing, control and wireless exchange device, and workers can copy the data to the mobile computer equipment through wireless technology, so as to give a bolt final screwing report.

The invention relates to a reexamination and screwing working principle after the final screwing of a bolt, which comprises the following steps:

(1) and loosening the nut. Setting a bolt final-screwing torque requirement, and determining a bolt loosening mode; the sleeve is sleeved on the nut, after the sleeve is electrified, the coding device is used for numbering bolts to be checked and monitoring the rotating speed of the horizontal transmission device in the whole process, and the electromagnetic reaction arm device is adsorbed on a steel member to be detected and matched with the position of the limiting reaction arm fixing wrench. When the first-stage reverse rotation button (or the second-stage reverse rotation button or the third-stage reverse rotation button is pressed, a switch is pressed, the motor rotates reversely to drive the power shaft, the transition device, the vertical transmission device, the horizontal transmission device, the speed reduction device, the sleeve and the nut to rotate, for example, the nut rotates 30 degrees (the rotation angle can be 15 degrees to 90 degrees), during which the angle turntable monitors the rotation angle of the bolt, when the rotation angle of the nut is close to 30 degrees, the data storage, processing, control and wireless exchange device controls the motor to decelerate until the rotation angle of the nut is 30 degrees, and the error is within +/-0.1 degrees.

(2) And (5) reversely screwing the nut. The electromagnetic reaction arm device is adjusted by turning off the power to the electromagnetic reaction arm device and releasing the electromagnetic reaction arm device, and the electromagnetic reaction arm device is energized. The whole process of the coding device is that the rotating speed of the horizontal transmission device is monitored, the forward rotation button is pressed, the data storage, processing, control and wireless exchange device controls the motor to rotate forward to drive the power shaft, the transition device, the vertical transmission device, the horizontal transmission device, the speed reduction device, the sleeve and the nut to rotate, for example, back screwing is carried out according to 30 degrees +0.3 degrees, and the screwing angle and the screwing torque of the bolt are monitored through the angle turntable and the torque sensor. If the angle reaches 30 degrees +0.3 degrees, the torque does not reach the final screwing torque, the torque of the bolt is recorded to be not in accordance with the standard (under screwing), screwing is continued, the motor continuously works until the final screwing torque is reached, the motor stops working, and the back screwing angle is recorded; if the angle does not reach 30 degrees +0.3 degrees and the torque reaches the final screwing torque, recording that the bolt does not meet the standard (overscrewing), and stopping the motor; if the angle reaches 30 ° +0.3 ° and the torque substantially reaches the final torque, a design torque value of ± 10% error is recorded as acceptable.

(3) In the bolt loosening and screwing processes, parameters such as the rotation angle of a nut, the torque of the bolt, the rotating speed of a horizontal transmission device, the final screwing torque and the like can be checked on the display device, so that the initial judgment of workers is facilitated.

(4) All recorded data are stored in the data storage, processing, control and wireless exchange device, and the data can be uploaded to a cloud management system or copied to a mobile computer and then uploaded through wireless technologies such as Bluetooth and the like, so that a bolt final screwing report is provided.

The invention has the following beneficial effects:

(1) the final screwing condition of the bolt is checked by adopting a microcomputer-controlled loosening method, and the torque of the bolt can be effectively checked and screwed by adopting a method combining angle control and torque control, so that the bolt can be accurately guaranteed to reach the final screwing torque, and the error in checking is prevented.

(2) The detection device is convenient to operate and rapid in detection speed, a man-machine interactive interface is adopted, a worker can input node information, final screwing torque, the size of a rotating angle, error requirements and the like, can observe the rotating speed, the rotating angle of a nut and the real-time torque value of a shaft on a display screen in real time, is convenient for the worker to prejudge, and can upload data to a cloud management system or copy the data to a mobile computer and then upload the data, so that a bolt final screwing report is provided.

(3) Adopt twice reaction arm, first be the electromagnetic type reaction arm, can effectively adsorb on the steel member, both can reduce the pressure of second reaction arm to near bolt, again can be for alleviateing constructor's burden, parameter in the observation display screen that can be better and control the spanner.

(4) The automatic coding, storing and analyzing system can code and file each bolt on each node, judge whether the bolt reaches final screwing torque or underscrewing or overtorking before detection and screwing, and screw the bolt to final screwing; all data are stored by mobile phones, and constructors can obtain data through mobile computer equipment through wireless technologies such as Bluetooth and the like so as to prepare reports, so that the data storage system is convenient and fast.

Drawings

FIG. 1 is an exploded view of the internal core of a new high strength bolt electrical inspection wrench;

fig. 2 is an appearance side view of a novel high-strength bolt electric inspection wrench.

In the figure: 1 is a sleeve, 11 is a bolt positioning structure, 12 is a sleeve gear, 2 is an angle turntable, 21 is a rotation angle sensor, 3 is a torque sensor, 4 is an electromagnetic reaction arm device, 41 is a limit reaction arm, 5 is a speed reducing device, 51 is a first-stage speed reducing device, 511 is a first-stage main wheel, 512 is a first-stage transmission wheel, 513 is a first-stage wheel shaft, 52 is a second-stage speed reducing device, 521 is a second-stage main wheel, 522 is a second-stage transmission wheel, 523 is a second-stage wheel shaft, 524 is a second-stage power wheel, 53 is a third-stage speed reducing device, 531 is a third-stage main wheel, 532 is a third-stage transmission wheel, 533 is a third-stage power wheel, 6 is a horizontal transmission device, 61 is a horizontal transmission shaft, 62 is a horizontal transmission gear, 63 is a horizontal transmission shaft wheel end, 64 is an encoding device, 7 is a vertical transmission device, 71 is a vertical transmission shaft, 72 is a transmission gear, 81 is transition shaft, 82 is transition gear, 9 is power shaft, 10 is motor, A1 is controller, A11 is switch, A12 regulating switch, A121 forward rotation button, A122 first-stage reverse rotation button, A123 second-stage reverse rotation button, A124 third-stage reverse rotation button, A2 is data storage, processing and wireless exchange device, A3 is display device, A4 interactive operation device, A5 is lower power, operation device shell, A51 is power supply connection socket, A6 is equipment upper device shell, A61 is first-stage speed reducer shell, A62 is second-stage speed reducer shell, A63 is third-stage speed reducer and horizontal transmission device shell, A64 is horizontal end shell.

Detailed Description

The invention is further described below with reference to the accompanying drawings.