CN111604847A - Intelligent wrench with automatic torque value generation function - Google Patents
Intelligent wrench with automatic torque value generation function Download PDFInfo
- Publication number
- CN111604847A CN111604847A CN202010559538.1A CN202010559538A CN111604847A CN 111604847 A CN111604847 A CN 111604847A CN 202010559538 A CN202010559538 A CN 202010559538A CN 111604847 A CN111604847 A CN 111604847A
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- CN
- China
- Prior art keywords
- bolt
- nut
- sleeve
- torque value
- wrench
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/02—Spanners; Wrenches with rigid jaws
- B25B13/06—Spanners; Wrenches with rigid jaws of socket type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
- B25B23/142—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention relates to an intelligent wrench capable of automatically generating torque values, which is characterized in that different strength grades of a bolt and a nut are set firstly, then a sleeve is installed, the shape, the size and the mark of the sleeve are automatically identified by utilizing a visual guidance technology, so that different specifications and sizes of the bolt and the nut are obtained, and the required torque values are automatically processed and displayed according to the set strength grades and the corresponding specifications and sizes. The invention realizes the automatic setting of the torque value of each bolt and nut, can avoid the phenomena of over torque and insufficient torque, and realizes the guarantee of the fastening quality safety of the bolts and nuts.
Description
Technical Field
This patent application belongs to electric spanner intelligent control technical field, and more specifically says, relates to an intelligent spanner of torque value automatic generation.
Background
In the construction process, need fasten through the bolt, to the fastening of bolt, electric spanner can be widely used because of its convenient operation, labour saving and time saving's characteristics to construction operation quality's reliability has been guaranteed. However, the number of bolts is large, the strength is different, the bolt amount is large, the fastening torque value is various, and the number of operators is large, if a constructor carelessly fastens the bolts without following the operation specification, the bolts are loosened, the stability of construction operation is directly influenced, and for a project with a compact construction period, the problem directly influences the orderly progress of a next process. Even accidents can be caused, and the safe and stable operation of the whole construction project is seriously threatened.
Most of the existing electric wrenches in the market have single functions, only can be used for fastening bolts, cannot automatically generate bolt and nut torque values, workers can operate completely by relying on self responsibility, phenomena of over-tightening and insufficient pre-tightening torque often occur, the stability of engineering is affected, and unnecessary accidents and losses are brought.
Therefore, aiming at the defects of the existing electric wrench, an intelligent wrench capable of automatically generating torque value is required to be developed, and the field operation is convenient.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the intelligent wrench capable of automatically generating the torque value, which can automatically generate the torque value, avoid the phenomena of over-tightening and insufficient pre-tightening torque and is convenient for field operation.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
the intelligent wrench capable of automatically generating the torque value automatically identifies the shape, the outer diameter size and the mark of a target object through a visual guidance technology, automatically generates the torque value and displays the torque value by combining different strength grade parameters of a bolt or a nut to be screwed, wherein the target object is at least one of a sleeve, a bolt or a nut.
The technical scheme of the invention is further improved as follows: the shape, the outer diameter size and the mark of the sleeve are automatically identified through a visual guidance technology, and the torque value is automatically generated.
The technical scheme of the invention is further improved as follows: this intelligent spanner is equipped with the sleeve of a plurality of different external diameters, and the sleeve uses with corresponding nut, bolt are supporting, and the use is:
firstly, determining a bolt and a nut to be screwed, and setting the corresponding strength grade of the bolt and the nut to be screwed on the intelligent wrench after the bolt and the nut to be screwed are observed by naked eyes;
then, a sleeve is installed on the intelligent wrench, the sleeve is matched with a bolt and a nut to be screwed, after the sleeve is installed, the intelligent wrench enters a working state, and the shape, the outer diameter size and the mark of the sleeve are automatically identified through a visual guidance technology; the sleeve is matched with the bolt and the nut in shape, size and mark, so that the specification size of the corresponding bolt and nut is obtained according to the outer diameter of the sleeve;
finally, the strength grade set by the bolt and the nut and the obtained specification are utilized, the size of the torque value required by the bolt and the nut is automatically set and displayed after the bolt and the nut are processed by an intelligent wrench, and the torque value is output and screwed down; and after the screwing operation is finished, starting the next nut and bolt according to the same operation steps.
The technical scheme of the invention is further improved as follows: this intelligent spanner includes spanner body, sleeve, vision guide module, control module, parameter input and display module, wherein:
the wrench body is used for mounting the sleeve;
the number of the sleeves is multiple, the sleeves are movably arranged on the wrench body and correspond to the shape, the size and the mark of the bolt and the nut;
the visual guidance module is used for identifying the size, shape, size and mark of the sleeve and analyzing and processing the sleeve by the control module;
the control module selects the sizes of the matched bolts and nuts according to the sizes, shapes, sizes and marks of the sleeves identified by the visual guidance module, and simultaneously outputs a proper torque value by combining the strength grades of the bolts and the nuts for the field operation of operators to avoid misoperation;
a parameter input and display module: and the control module is connected with the control module and is used for presetting tightening parameters and outputting torque values.
The technical scheme of the invention is further improved as follows: further comprising a storage module, wherein:
the storage module is used for storing different strength grades and specification sizes of the bolt and the nut, and is convenient for comparing and storing data in the later period;
the technical scheme of the invention is further improved as follows: still include monitoring alarm module, monitoring alarm module: the method and the system can be used for alarming abnormal information discovered by the control module and the cloud server, and belong to extended services.
The technical scheme of the invention is further improved as follows: the vision guide module is a camera.
The technical scheme of the invention is further improved as follows: the parameter input and display module comprises a liquid crystal display module and a capacitive touch key which are matched.
Due to the adoption of the technical scheme, the invention has the beneficial effects that:
the intelligent wrench can identify different sizes and models of the bolts and the nuts, is provided with the camera as a visual guidance module, and can automatically identify the shape, the size and the mark of the sleeve, so that a torque value is set for each bolt and nut, the torque value is automatically output, related data is stored, a torque is not required to be manually set by a constructor, misoperation of the constructor is avoided, the phenomena of over-torque and under-torque can be avoided, construction of the constructor is facilitated, safety and reliability of tower bolt fastening are further improved, safety and assurance of bolt fastening quality are realized, and construction quality can be greatly improved.
The invention greatly improves the safety and reliability of bolt and nut construction, greatly reduces safety accidents caused by the problem of bolt and nut screwing, and has great economic and social benefits.
Drawings
FIG. 1 is a schematic electrical connection diagram of a smart wrench used in one embodiment of the present invention;
fig. 2 is an electrical connection diagram of the intelligent wrench used in the preferred embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to examples.
The invention discloses an intelligent wrench capable of automatically generating a torque value, which automatically identifies the shape, the outer diameter size and the mark of a target object through a visual guidance technology, automatically generates and displays the torque value by combining different strength grade parameters of a bolt or a nut to be screwed, and the target object is at least one of a sleeve, a bolt or a nut.
Specifically, the shape, the outer diameter size and the mark of the sleeve are automatically identified through a visual guidance technology, and the torque value is automatically generated. In the present embodiment, a sleeve is taken as an example, and it is needless to say that the identification of the sleeve may be equivalent to the identification of a bolt or a nut.
This intelligent spanner is equipped with the sleeve of a plurality of different external diameters, and the sleeve uses with corresponding nut, bolt are supporting, and the use is:
firstly, determining a bolt and a nut to be screwed, and setting the corresponding strength grade of the bolt and the nut to be screwed on the intelligent wrench after the bolt and the nut to be screwed are observed by naked eyes;
then, a sleeve is installed on the intelligent wrench, the sleeve is matched with a bolt and a nut to be screwed, after the sleeve is installed, the intelligent wrench enters a working state, and the shape, the outer diameter size and the mark of the sleeve are automatically identified through a visual guidance technology; the sleeve is matched with the bolt and the nut in shape, size and mark, so that the specification size of the corresponding bolt and nut is obtained according to the outer diameter of the sleeve;
finally, the strength grade set by the bolt and the nut and the obtained specification are utilized, the size of the torque value required by the bolt and the nut is automatically set and displayed after the bolt and the nut are processed by an intelligent wrench, and the torque value is output and screwed down; and after the screwing operation is finished, starting the next nut and bolt according to the same operation steps.
The following examples illustrate
Referring to fig. 1, the intelligent wrench includes a wrench body, a socket, a visual guidance module, a control module, a parameter input and display module, wherein:
the wrench body is used for mounting the sleeve;
the number of the sleeves is multiple, the sleeves are movably arranged on the wrench body and correspond to the bolts and the nuts in shape, size and mark, and the sleeves can adapt to the bolts and the nuts with various specifications;
the visual guidance module is used for identifying the size, shape, size and mark of the sleeve and analyzing and processing the sleeve by the control module;
the control module selects the sizes of the matched bolts and nuts according to the sizes, shapes, sizes and marks of the sleeves identified by the visual guidance module, and simultaneously outputs a proper torque value by combining the strength grades of the bolts and the nuts for the field operation of operators to avoid misoperation;
a parameter input and display module: and the control module is connected with the control module and is used for presetting tightening parameters and outputting torque values.
Correspondingly, in another preferred example, referring to fig. 2, the monitoring system further comprises a storage module and a monitoring alarm module, wherein:
the storage module is used for storing different strength grades and specification sizes of the bolt and the nut, and data of the wrench body in the working process and wrench body self information (such as a lifetime serial number) collected by the control module, so that the data can be stored in a later period conveniently, such as data comparison in a timing mode, data uploading and data deviation correction under the condition of a severe network environment are met, and reliability and continuity of wrench body work are guaranteed.
Monitoring and alarming module: and alarming the abnormal information discovered by the control module, belonging to the extended service.
The torque correction module can be further included in the preferred embodiment, one end of the torque correction module is connected with the control module, the other end of the torque correction module is directly connected with the torque tester and used for detecting data, correcting torque precision, avoiding abnormal precision change caused by long-time use of the wrench body and combining with the monitoring alarm module for use. When the torque correction device is implemented, the torque correction port is additionally arranged, the torque correction port can be directly connected with the detection data of the torque tester, the torque precision is corrected, and the change of the long-time use precision of the wrench is avoided.
In the selection of the specific modules, the visual guidance module is a camera; the parameter input and display module comprises a liquid crystal display module and a capacitive touch key which are matched, and if data communication is needed in the later period, a wireless communication module is preferably arranged, for example, the wireless communication module is a 4G/5G/Bluetooth communication module.
The specific use process of the preferred embodiment includes the following steps:
s1, firstly, determining the bolt and the nut to be screwed, preparing the wrench body, observing the strength grade of the bolt and the nut to be operated by an operator, and then manually switching and setting corresponding grade parameters on the wrench body.
S2, after selecting proper grade parameters, installing a sleeve matched with the bolt and the nut, and after the sleeve is installed, enabling the intelligent wrench to enter a working state; and then, the size of the outer diameter of the sleeve is identified by using a visual guide module on the wrench body, and the sleeve corresponds to the size of the bolt and the nut, so that the bolts and the nuts with different specifications and sizes can be automatically identified.
S3, because the sleeve is matched with the bolt and the nut to be screwed in shape, size and mark, the shape, the outer diameter size and the mark of the sleeve are automatically identified through a visual guidance technology, the specification size of the corresponding bolt and nut is further identified according to the difference of the outer diameter size of the sleeve, then the control module automatically processes and sets the specification size and the torque value required by the bolt and nut fastening under the strength grade parameter, and the torque value is displayed on the parameter input and display module.
S4, the control module drives the motor to rotate, the motor drives the speed reducer and the sleeve to start to tighten the bolt and the nut, when the torque value reaches a set value, the control module controls the motor to stop rotating, the control module continues to collect the torque value until the torque starts to attenuate, and the control module keeps the maximum torque value.
Of course, the sizes of the bolt and the nut can be directly identified through the visual guidance module, a proper wrench socket is manually selected, and then a proper torque value is set according to the sizes and the strength grades of the bolt and the nut, so that the strength grade and the size specification of the bolt are identified at the top of the screw rod by coordinating a bolt manufacturer, and the bolt is convenient to identify visually. The order of operations of the sizes of the bolts and nuts and the strength levels involved in the operations can be adjusted according to the habits of operators.
Main module specification or model is shown in the following table
According to the invention, different strength grades of the bolt and the nut are firstly set, the shape, the size and the mark of the sleeve are automatically identified through a visual guidance technology (a camera) according to different outer diameters of the sleeve for fastening the bolt with different specifications, different specifications and sizes of the bolt and the nut are automatically identified, and finally, the required torque value is automatically set and displayed according to the strength grade and the specification size corresponding to the bolt and the nut. Need not the manual moment of torsion size that sets up of operating personnel, avoid personnel's maloperation, ensure bolt-up's precision, reduce the problem emergence of tension or not tension, labour saving and time saving.
Claims (7)
1. The intelligent wrench capable of automatically generating the torque value is characterized in that the shape, the outer diameter size and the mark of a target object are automatically identified through a visual guidance technology, the torque value is automatically generated and displayed by combining different strength grade parameters of a bolt or a nut to be screwed, and the target object is at least one of a sleeve, a bolt or a nut.
2. The intelligent wrench with automatic torque generation function as claimed in claim 1, wherein the automatic torque generation is performed by automatically recognizing the shape, outer diameter and mark of the sleeve by visual guidance technology.
3. The intelligent wrench for automatically generating the torque value as claimed in claim 2, wherein the intelligent wrench is provided with a plurality of sleeves with different outer diameters, the sleeves are used with corresponding nuts and bolts, and the using process is as follows:
firstly, determining a bolt and a nut to be screwed, and setting corresponding strength grades of the bolt and the nut to be screwed on an intelligent wrench;
then, a sleeve is installed on the intelligent wrench, the sleeve is matched with a bolt and a nut to be screwed, after the sleeve is installed, the intelligent wrench enters a working state, and the shape, the outer diameter size and the mark of the sleeve are automatically identified through a visual guidance technology; the sleeve is matched with the bolt and the nut in shape, size and mark, so that the specification size of the corresponding bolt and nut is obtained according to the outer diameter of the sleeve;
finally, the strength grade set by the bolt and the nut and the obtained specification are utilized, the torque value required by the bolt and the nut is automatically set and displayed after being processed, and the torque value is output and screwed up; and after the screwing operation is finished, starting the next nut and bolt according to the same operation steps.
4. An intelligent wrench with automatic torque value generation according to claim 3,
this intelligent spanner includes spanner body, sleeve, vision guide module, control module, parameter input and display module, wherein:
the wrench body is used for mounting the sleeve;
the number of the sleeves is multiple, the sleeves are movably arranged on the wrench body and correspond to the shape, the size and the mark of the bolt and the nut;
the visual guidance module is used for identifying the size, shape, size and mark of the sleeve and analyzing and processing the sleeve by the control module;
the control module selects the sizes of the matched bolts and nuts according to the sizes, shapes, sizes and marks of the sleeves identified by the visual guidance module, and simultaneously outputs a proper torque value by combining the strength grades of the bolts and the nuts for the field operation of operators to avoid misoperation;
a parameter input and display module: and the control module is connected with the control module and is used for presetting tightening parameters and outputting torque values.
5. The intelligent wrench with automatic torque value generation function according to claim 4, further comprising a storage module, wherein:
and the storage module is used for storing different strength grades and specification sizes of the bolt and the nut.
6. The intelligent wrench with the automatic torque value generation function as claimed in claim 4, further comprising a monitoring alarm module, wherein the monitoring alarm module alarms the abnormal information found by the control module.
7. The intelligent wrench with automatic torque value generation function according to claim 4, characterized in that: the vision guide module is a camera.
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CN202010559538.1A CN111604847A (en) | 2020-06-18 | 2020-06-18 | Intelligent wrench with automatic torque value generation function |
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CN202010559538.1A CN111604847A (en) | 2020-06-18 | 2020-06-18 | Intelligent wrench with automatic torque value generation function |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112621632A (en) * | 2020-11-27 | 2021-04-09 | 国网北京市电力公司 | Digital remote monitoring electric torque wrench based on Internet of things and method |
CN112692532A (en) * | 2020-12-15 | 2021-04-23 | 大连光洋科技集团有限公司 | Digital assembly system and method based on Internet of things |
CN112757209A (en) * | 2021-02-04 | 2021-05-07 | 重庆铸达科技有限责任公司 | Torque preset type intelligent electric sleeper bolt wrench |
CN112959257A (en) * | 2021-02-08 | 2021-06-15 | 中国联合网络通信集团有限公司 | Torque value setting method and system of torque wrench and server |
CN115026754A (en) * | 2022-06-23 | 2022-09-09 | 黄山市星河机器人有限公司 | Electronic torque wrench of thing networking |
CN115026756A (en) * | 2022-06-23 | 2022-09-09 | 黄山市星河机器人有限公司 | Automatic torque value generation method for intelligent wrench |
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CN107992114A (en) * | 2017-12-13 | 2018-05-04 | 北京小米移动软件有限公司 | Screwdriver control method and device |
CN108068043A (en) * | 2016-11-18 | 2018-05-25 | 中国铁道科学研究院 | Torque intelligent electric wrench is determined in a kind of numerical control |
CN110238637A (en) * | 2019-06-26 | 2019-09-17 | 三一重机有限公司 | Tightening machine and device for screwing up |
CN110842530A (en) * | 2019-11-27 | 2020-02-28 | 航天科技控股集团股份有限公司 | Torque feedback type full-automatic screw locking method based on industrial camera platform |
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EP0018115A1 (en) * | 1979-03-28 | 1980-10-29 | Charles W. Calhoun | Method and apparatus for measuring the makeup of a threaded connection |
CN108068043A (en) * | 2016-11-18 | 2018-05-25 | 中国铁道科学研究院 | Torque intelligent electric wrench is determined in a kind of numerical control |
CN107992114A (en) * | 2017-12-13 | 2018-05-04 | 北京小米移动软件有限公司 | Screwdriver control method and device |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112621632A (en) * | 2020-11-27 | 2021-04-09 | 国网北京市电力公司 | Digital remote monitoring electric torque wrench based on Internet of things and method |
CN112692532A (en) * | 2020-12-15 | 2021-04-23 | 大连光洋科技集团有限公司 | Digital assembly system and method based on Internet of things |
CN112757209A (en) * | 2021-02-04 | 2021-05-07 | 重庆铸达科技有限责任公司 | Torque preset type intelligent electric sleeper bolt wrench |
CN112959257A (en) * | 2021-02-08 | 2021-06-15 | 中国联合网络通信集团有限公司 | Torque value setting method and system of torque wrench and server |
CN112959257B (en) * | 2021-02-08 | 2022-07-12 | 中国联合网络通信集团有限公司 | Torque value setting method and system of torque wrench and server |
CN115026754A (en) * | 2022-06-23 | 2022-09-09 | 黄山市星河机器人有限公司 | Electronic torque wrench of thing networking |
CN115026756A (en) * | 2022-06-23 | 2022-09-09 | 黄山市星河机器人有限公司 | Automatic torque value generation method for intelligent wrench |
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Application publication date: 20200901 |