CN209036414U - A kind of Electric torque wrench signal transmission structure and its Electric torque wrench - Google Patents
A kind of Electric torque wrench signal transmission structure and its Electric torque wrench Download PDFInfo
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- CN209036414U CN209036414U CN201821255421.9U CN201821255421U CN209036414U CN 209036414 U CN209036414 U CN 209036414U CN 201821255421 U CN201821255421 U CN 201821255421U CN 209036414 U CN209036414 U CN 209036414U
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Abstract
The utility model discloses a kind of Electric torque wrench signal transmission structure and its Electric torque wrenches, belong to electric torque technical field of tools.A kind of Electric torque wrench signal transmission structure of the utility model, including the main body and gear and torque output for installing Electric torque wrench driving mechanism, which has torque sensor；The gear shell is arranged with the first shell for being fixed on gear shell end, and the first shell extends to torque output to torque output；Gear shell position between the first shell and main body, is covered with the second housing being fixed in main body, and the first conducting slip ring is arranged between first shell shell and torque output, and the second conducting slip ring is arranged between second housing and gear shell.The utility model cleverly uses the first conducting slip ring and the second conducting slip ring, and the torque signal of the torque output of torque sensor acquisition is transmitted to body position.
Description
Technical field
The utility model relates to a kind of Electric torque wrench signal transmission structure and its Electric torque wrenches, belong to electric torsional
Square technical field of tools belongs to electric torque technical field of tools.
Background technique
In all trades and professions such as the vehicles, engineering machinery, electric system, when being fastened to bolt, frequently with electric torsional
Square spanner fastens/loose bolts.
In the prior art, Electric torque wrench acquisition torque signal typically from driving mechanism output end because
The torque signal acquired herein is easy to be transmitted to the main body of Electric torque wrench, but since the output end of driving mechanism is not electricity
The torque output of dynamic torque spanner, therefore the torque signal acquired is not accurate enough.And optimal torque signal acquires position
Set be Electric torque wrench torque output, but the main body of Electric torque wrench how will be transferred in torque output
On, be all the technical problem that those skilled in the art need to capture all the time, especially for contain gear (variable-speed motor
Counter-force arm is installed on the gear shell of structure shell) Electric torque wrench for, it is more difficult.
Summary of the invention
The goal of the invention of the utility model is: in view of the above problems, providing a kind of Electric torque wrench signal
Transmission structure and its Electric torque wrench, the utility model acquire the torque signal of torque output by torque sensor, and
Cleverly realized using the first conducting slip ring and the second conducting slip ring by the torque of the torque output of torque sensor acquisition
Signal is transmitted to body position, and the torque signal for acquiring transmission is more accurate and reliable.
The technical solution adopted in the utility model is as follows:
A kind of Electric torque wrench signal transmission structure, including the main body for installing Electric torque wrench driving mechanism,
And it is assemblied in the gear of the driving mechanism output end position, and be assemblied in the torque output of the gear output end,
The torque output has torque sensor, makes under the driving of driving mechanism and the gear of gear, the torque is defeated
Outlet is rotated around its own axis, and the torque signal of Electric torque wrench output is measured by the torque sensor；The speed change
Mechanism includes the output shaft for being used to be connected with torque output, an input for being connected with driving mechanism output end
Axis and one for installing the gear shell of Electric torque wrench counter-force arm, the torque output and gear
Output shaft is connected；The gear shell is arranged with the first shell close to one end of torque output, which fixes
In gear shell end with speed change mechanism shell synchronous rotary, Quan first shell to torque output extend to part or
Portion covers the torque output；Gear shell position between the first shell and main body, is covered with second housing, this
The end of two shells is fixed in main body；Setting is sliding for the first conduction of signal transmission between the first shell and torque output
Ring, second conducting slip ring of the setting for signal transmission between second housing and gear shell, by the torsion of torque sensor
Square signal is transmitted to body position by the first conducting slip ring and the second conducting slip ring.
Driving and gear when using the utility model, in the main body that driving mechanism is installed on, in driving mechanism
Under gear, which rotates around its own axis, meanwhile, torque output has torque sensor, then turning round
Square sensor is convenient for torque output synchronous rotary, and the torque signal that torque sensor acquires is exactly the torque of torque output
Signal；Meanwhile for gear shell, the gear shell is under the action of reaction force, gear shell
(for installing Electric torque wrench counter-force arm) also will rotation, gear as existing design commonly used in the prior art, this
Place repeats no more.For example, the gear uses the knot of Chinese patent CN201220640957.9 (planetary gear reducing mechanism)
Configuration formula.The utility model acquires the torque signal of torque output by torque sensor, and it is conductive cleverly to use first
Slip ring and the second conducting slip ring, which are realized, is transmitted to body position for the torque signal of torque sensor acquisition, acquires the torsion of transmission
Square signal is more accurate and reliable.Here conducting slip ring (the first conducting slip ring and the second conducting slip ring be all conducting slip ring) is made
Simple to introduce, conducting slip ring belongs to electrical contact sliding connection applications, it is also known as collector ring or rotary joint, electric rotating
Gas interface, slip ring, collecting ring, backflow ring, coil, commutator, adapter are image, the number for realizing two relative rotation mechanisms
It is believed that number and power transmitting accurate power transmitting device；Particularly suitable for unconfined continuous rotation, while needed again from solid
The place to rotation position delivering power or data is set in positioning.The basic structure of conducting slip ring is: including inner ring and being sheathed on interior
Outer ring on ring, outer ring are electrically connected with inner ring, and outer ring can be rotated around inner ring, and outer ring is electrically connected with outer ring conducting wire, and inner ring is electrically connected
It is connected to inner ring conducting wire.
Further, the inner ring of first conducting slip ring is fixed in torque output, and the outer ring of the first conducting slip ring is solid
It is scheduled in the first shell；The inner ring of second conducting slip ring is fixed on gear shell, and the outer ring of the second conducting slip ring is solid
It is scheduled in second housing；The torque sensor is electrically connected with the inner ring signal line of the first conducting slip ring, the first conducting slip ring
Outer ring signal line is extended to along the first shell and is electrically connected with the inner ring signal line of the second conducting slip ring, the second conducting slip ring
Outer ring signal line extends to body position along second housing, is led the torque signal of the torque sensor by first with realizing
Electric slip ring and the second conducting slip ring are transmitted to body position.
Further, the inner ring of first conducting slip ring and torque output coaxial line, and revolved with torque output is synchronous
Turn；The outer ring of first conducting slip ring, the inner ring of the first shell and the second conducting slip ring and gear shell coaxial line, and
With speed change mechanism shell synchronous rotary.
When by adopting the above technical scheme, since the inner ring of the first conducting slip ring is fixed in torque output, defeated with torque
Outlet coaxial line and with torque output synchronous rotary, this just enables the interior ring signal of torque sensor and the first conducting slip ring
Route electrical connection；Since the outer ring of the first conducting slip ring is fixed in the first shell, the inner ring of the second conducting slip ring is fixed on change
On fast mechanism shell, and the first shell is fixed on gear shell end with speed change mechanism shell synchronous rotary, so that first
The outer ring of conducting slip ring, the first shell, the second conducting slip ring inner ring can be rotated with speed change mechanism shell；This is allowed for
The outer ring signal line of first conducting slip ring can extend to the inner ring signal line electricity with the second conducting slip ring along the first shell
Connection；Since the outer ring of the second conducting slip ring is fixed in second housing, and the end of second housing is fixed in main body, is just made
The outer ring signal line for obtaining the second conducting slip ring can extend to body position along second housing, and which achieves torque signals
Transmission, i.e., torque sensor acquisition torque signal pass sequentially through the inner ring of the first conducting slip ring, the first conducting slip ring outer ring,
The inner ring of second conducting slip ring, the second conducting slip ring outer ring, be then transmit to body position；Passed through the first conducting slip ring with
Second conducting slip ring, which is realized, is transmitted to main body for the torque signal of torque sensor acquisition.
Alternative, which is equipped with AD sensor, which passes through the sensor and first
The inner ring signal line of conducting slip ring is electrically connected.The analog signal of torque sensor detection is converted into digital letter by converter
It is transmitted to body position after number, can be improved the accuracy of torque signal transmitting.The torque signal of torque sensor acquisition is successively
It is led by AD sensor, the inner ring of the first conducting slip ring, the outer ring of the first conducting slip ring, the inner ring of the second conducting slip ring, second
The outer ring of electric slip ring is then transmit to body position.
Alternative, fixing sleeve is equipped with counter-force arm on the gear shell, which is pierced by outside the first shell.It adopts
When with the design of counter-force arm, when counter-force arm, which is not resting upon, to be rested against on a little, counter-force arm is in free state, and counter-force arm will be at this time
The rotation of gear shell；When counter-force arm, which leans against, to be rested against on a little, gear shell, by external force constraint, is played by counter-force arm
The effect of its counter-force arm.
Alternative, which is fixedly mounted in torque output.The torque sensor of the design and torsion
Square output end is not the same components, is that torque sensor is fixedly mounted in torque output.
Alternative, the torque sensor is as torque output.The torque sensor and torque output of the design
It is the same components, i.e., torque sensor is exactly torque output, and torque output is exactly torque sensor 6.
Preferably, the torque output and gear can not prolong its axial movement, make all to have between the two and main body
One fixed distance.The first conducting slip ring and the second conducting slip ring be can be avoided by axial active force, to improve this reality
With novel reliability.
A kind of Electric torque wrench, including above-mentioned Electric torque wrench signal transmission structure.
It further, further include controller, the torque signal route of the controller and the torque sensor for extending to main body
Electrical connection, and the output for the driving mechanism being mounted in Electric torque wrench is controlled by the controller, the controller
It is set in main body or the controller is electrically connected for separate structure by communication line with main body.Controller can be set
In main body, naturally it is also possible to be not arranged in main body.The torque signal of torque sensor acquisition passes sequentially through AD sensor, the
The inner ring of one conducting slip ring, the outer ring of the first conducting slip ring, the inner ring of the second conducting slip ring, the second conducting slip ring outer ring, so
After be transmitted to controller, to realize that controller controls the output of driving mechanism.Due to acquiring the torque signal of transmission more
Add accurately, therefore the torque output for the control torque output that controller (driving mechanism) can be more accurate.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
A kind of Electric torque wrench signal transmission structure and its Electric torque wrench of the utility model, in driving mechanism
Under the gear of driving and variable transmission mechanism, when torque output is rotated around its own axis, torque sensor acquisition is turned round
The torque signal of square output end, and cleverly realize using the first conducting slip ring and the second conducting slip ring and adopt torque sensor
The torque signal of the torque output of collection is transmitted to body position, and the torque signal of acquisition is more accurate and reliable.Since acquisition passes
Defeated torque signal is more accurate, therefore the torque for the control torque output that controller (driving mechanism) can be more accurate is defeated
Out, enable the fastening bolt more accurate using the Electric torque wrench of the utility model signal transmission structure.
Detailed description of the invention
Fig. 1 is the Electric torque wrench cross-sectional view of the utility model;
Fig. 2 is the fractionation structural representation of Electric torque wrench signal transmission structure, and wherein double dot dash line and arrow are illustrated
The transmission path of torque signal;
Fig. 3 is the arrangement schematic diagram that the torque sensor of three kinds of forms is fixedly mounted in torque output;
Fig. 4 is a kind of cross-sectional view of gear, referring to Chinese patent CN201220640957.9.
Marked in the figure: 1- main body, 11- controller, 12- input display, 2- driving mechanism, the first shell of 31-, 32-
Two shells, the first conducting slip ring of 4A-, the second conducting slip ring of 4B-, 5-AD converter, 6'- torque output, 6- torque sensor,
7- end shield, 8- gear, 81- gear shell, 9- counter-force arm.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Embodiment one
As shown in Figures 1 to 4, a kind of Electric torque wrench signal transmission structure of the present embodiment, including for installing electricity
The main body 1 of dynamic torque spanner driving mechanism 2, and it is assemblied in the gear 8 of 2 output end position of driving mechanism, and be assemblied in
The torque output 6' of 8 output end of gear, torque output 6' have torque sensor 6, make in driving mechanism 2
Under the gear of driving and gear 8, torque output 6' is rotated around its own axis, and passes through the torque sensor
The torque signal of 6 measurement Electric torque wrench outputs；The gear 8 includes one defeated for being connected with torque output 6'
Shaft, an input shaft for being used to be connected with 2 output end of driving mechanism and one are for installing Electric torque wrench counter-force arm
9 gear shell 81, torque output 6' are connected with the output shaft of gear 8；The gear shell 81 leans on
One end of nearly torque output 6' is arranged with the first shell 31, which is fixed on 81 end covariant of gear shell
Fast 81 synchronous rotary of mechanism shell, which extends to torque output 6' partly or entirely covers torque output
Hold 6'；81 position of gear shell between the first shell 31 and main body 1, is covered with second housing 32, the second housing
32 end is fixed in main body 1；First conduction of the setting for signal transmission between the first shell 31 and torque output 6'
Slip ring 4A, second conducting slip ring 4B of the setting for signal transmission between second housing 32 and gear shell 81, by torque
The torque signal of sensor 6 is transmitted to 1 position of main body by the first conducting slip ring 4A and the second conducting slip ring 4B.
Driving and gear when using the utility model, in the main body 1 that driving mechanism 2 is installed on, in driving mechanism 2
Under 8 gear, torque output 6' is rotated around its own axis, meanwhile, torque output 6' has torque sensor
6, then torque sensor 6 be convenient for torque output 6' synchronous rotary, torque sensor 6 acquire torque signal be exactly torque
The torque signal of output end 6'；Meanwhile for gear shell 81, work of the gear shell 81 in reaction force
Under, gear shell 81(is for installing Electric torque wrench counter-force arm 9) it will also rotate, gear 8 is used as existing skill
Common existing design in art, details are not described herein again.For example, the gear 8 uses Chinese patent CN201220640957.9
The structure type of (planetary gear reducing mechanism), as shown in Figure 4.The utility model acquires torque output by torque sensor 6
The torque signal of 6' is held, cleverly using the first conducting slip ring 4A and the second conducting slip ring 4B realizes torque sensor 6
The torque signal of acquisition is transmitted to 1 position of main body, and the torque signal for acquiring transmission is more accurate and reliable.An embodiment wherein
In, the first shell 31 extends to part covering torque output 6' to torque output 6'；And in another embodiment.Outside first
Shell 31 extends to torque output 6' all covers torque output 6'.Here to conducting slip ring (the first conducting slip ring 4A and
Second conducting slip ring 4B is conducting slip ring) make a simple introduction, conducting slip ring belongs to electrical contact sliding connection applications, it
Also known as collector ring or rotary joint, rotary electric interface, slip ring, collecting ring, backflow ring, coil, commutator, adapter are
Realize the accurate power transmitting device of image, data-signal and the power transmitting of two relative rotation mechanisms；Particularly suitable for nothing
The continuous rotation of limitation, while needed again from fixed position to rotation position delivering power or the place of data.Conducting slip ring
Basic structure is: including inner ring and the outer ring being sheathed in inner ring, outer ring is electrically connected with inner ring, and outer ring can be rotated around inner ring,
Outer ring is electrically connected with outer ring conducting wire, and inner ring is electrically connected with inner ring conducting wire.
Further, the inner ring of first conducting slip ring 4A is fixed on torque output 6', the first conducting slip ring 4A's
Outer ring is fixed in the first shell 31；The inner ring of second conducting slip ring 4B is fixed on gear shell 81, and second is conductive
The outer ring of slip ring 4B is fixed in second housing 32；The inner ring signal line electricity of the torque sensor 6 and the first conducting slip ring 4A
Connection, the outer ring signal line of the first conducting slip ring 4A extend to the interior ring signal with the second conducting slip ring 4B along the first shell 31
Route electrical connection, the outer ring signal line of the second conducting slip ring 4B extend to 1 position of main body along second housing 32, should with realization
The torque signal of torque sensor 6 is transmitted to 1 position of main body by the first conducting slip ring 4A and the second conducting slip ring 4B.
Further, the inner ring of first conducting slip ring 4A and torque output 6' coaxial line, and with torque output 6'
Synchronous rotary；The inner ring and gear of the outer ring of first conducting slip ring 4A, the first shell 31 and the second conducting slip ring 4B
81 coaxial line of shell, and with 81 synchronous rotary of speed change mechanism shell.
Due to the inner ring of the first conducting slip ring 4A is fixed on torque output 6', with torque output 6' coaxial line and with
Torque output 6' synchronous rotary, this just enables torque sensor 6 and the inner ring signal line of the first conducting slip ring 4A be electrically connected
It connects；Since the outer ring of the first conducting slip ring 4A is fixed in the first shell 31, the inner ring of the second conducting slip ring 4B is fixed on speed change
On mechanism shell 81, and the first shell 31 is fixed on 81 end of gear shell with 81 synchronous rotary of speed change mechanism shell, makes
The outer ring of the first conducting slip ring 4A, the first shell 31, the second conducting slip ring 4B inner ring can be with speed change mechanism shell 81 1
Play rotation；This outer ring signal line for allowing for the first conducting slip ring 4A can extend to sliding with the second conduction along the first shell 31
The inner ring signal line of ring 4B is electrically connected；Since the outer ring of the second conducting slip ring 4B is fixed in second housing, and second housing
32 end is fixed in main body 1, and the outer ring signal line for allowing for the second conducting slip ring 4B can extend along second housing 32
To 1 position of main body, which achieves the transmission of torque signal, i.e., the torque signal that torque sensor 6 acquires passes sequentially through first
The inner ring of conducting slip ring 4A, the outer ring of the first conducting slip ring 4A, the inner ring of the second conducting slip ring 4B, the second conducting slip ring 4B it is outer
Ring is then transmit to 1 position of main body；Pass through the first conducting slip ring and realized with the second conducting slip ring and acquires torque sensor
Torque signal be transmitted to main body.
It is alternative, in another embodiment, as shown in Figure 1, the torque sensor 6 is equipped with AD sensor 5, the torsion
Square sensor 6 is electrically connected by the AD sensor 5 with the inner ring signal line of the first conducting slip ring 4A.Torque sensor 6 detects
Analog signal by converter 5 be converted into digital signal after be transmitted to 1 position of main body, can be improved torque signal transmitting
Accuracy.The torque signal that torque sensor 6 acquires passes sequentially through AD sensor 5, the inner ring of the first conducting slip ring 4A, first leads
The outer ring of electric slip ring 4A, the inner ring of the second conducting slip ring 4B, the second conducting slip ring 4B outer ring, be then transmit to 1 position of main body.
It will be evident that electric energy needed for torque sensor 6, AD sensor 5 is passed by the second conducting slip ring 4B and the first conducting slip ring 4A
(the carrying out autonomous agent 1) passed.
Alternative, as depicted in figs. 1 and 2, fixing sleeve is equipped with counter-force arm 9, the counter-force on the gear shell 81
Arm 9 is pierced by outside the first shell 31.Using counter-force arm 9 design when, when counter-force arm 9, which is not resting upon, to be rested against on a little, at counter-force arm 9
In free state, counter-force arm 9 will be rotated with speed change mechanism shell 81 at this time；When counter-force arm 9, which leans against, to be rested against on a little, gear
Shell 81, by external force constraint, plays the effect of its counter-force arm 9 by counter-force arm 9.
Torque output 6' has torque sensor 6, it will be apparent that, torque output 6' axis of rotation and torque sensor 6
Axis of rotation coaxial line, torque sensor 6 and torque output 6' synchronous rotary.Embodiment one also specifically discloses torque
Output end 6' and torque sensor 6 be respectively two components or be both a components situation, as follows.
It is alternative, in one embodiment, as shown in figure 3, the torque sensor 6 is fixedly mounted on torque output
It holds on 6'.The torque sensor 6 and torque output 6' of the design is not the same components, is the fixed peace of torque sensor 6
On torque output 6'.As shown in figure 3, the torque sensor 6 for listing three kinds of forms is fixedly mounted on torque output
Arrangement schematic diagram on 6'.
Alternative, in another embodiment, as depicted in figs. 1 and 2, which is used as torque output
6'.The torque sensor 6 and torque output 6' of the design is the same components, i.e., torque sensor 6 is exactly torque output
6' is held, torque output 6' is exactly torque sensor 6, and torque sensor 6 is directly as torque output 6'.
Preferably, in another embodiment, torque output 6' and gear 8 can not prolong its axial movement, make two
Person between main body 1 all have one it is fixed at a distance from.Can be avoided the first conducting slip ring 4A and the second conducting slip ring 4B by
Axial active force, to improve the reliability of the utility model.After position between torque output 6' and main body 1 is kept fixed,
The first position conducting slip ring 4A being so set between the first shell 31 and torque output 6' also just secures, so that first leads
Electric slip ring 4A is not by axial active force；After position between gear 8 and main body 1 is kept fixed, then being set to second
The second position conducting slip ring 4B between shell 31 and gear shell 81 also just secures so that the second conducting slip ring 4B not by
To axial active force, it is improved the reliability of the utility model.
Embodiment two
A kind of Electric torque wrench of the present embodiment, the Electric torque wrench signal transmission structure including embodiment one.
Further, as shown in Figure 1, further including controller 11, the controller 11 and the torque sensor for extending to main body 1
6 torque signal route electrical connection, and pass through the output of the controller 11 to the driving mechanism 2 being mounted in Electric torque wrench
It is controlled.The controller 11 is set in main body 1 or the controller 11 and main body 1 are separate structure and pass through connection
Road electrical connection.The torque signal of torque sensor acquisition passes sequentially through AD sensor 5, the inner ring of the first conducting slip ring 4A, first
The outer ring of conducting slip ring 4A, the inner ring of the second conducting slip ring 4B, the second conducting slip ring 4B outer ring, be then transmit to controller
11, to realize that controller 11 controls the output of driving mechanism 2.Since the torque signal of acquisition transmission is more accurate, because
This controller 11(driving mechanism 2) can be more accurate control torque output 6' torque output.It further include input display
Device 12, the input display 12 are electrically connected with controller 11 to input display torque value.The input display 12 is set to main body 1
On, or with main body 1 be separate structure and be electrically connected by communication line.Torque value is set on input display 12, is controlled
The torque value multilevel iudge of 11 pairs of the device torque values set and detection, then controls the output of driving mechanism 2.Further include
Forward-reverse switch (not shown), the forward-reverse switch are electrically connected the positive and negative rotation to control driving mechanism 2 with controller 11.The torsion
The outer end of square output end 6' is equipped with end shield 7, which is fixedly connected with the inner ring of the first conducting slip ring 4A, the torque output
The outer end of 6' passes through the end shield 9, to protect torque output 6'.In one embodiment, the output end tool of driving mechanism 2
There is a driving gear, the input shaft of gear 8 has from wheel gear, and driving gear is meshed transmission with driven gear, driven tooth
The diameter of wheel is greater than the diameter of driving gear, (driving gear and driven gear are unmarked).It is of course also possible to be driving mechanism 2
Output end be directly connected to the input shaft (coaxial transmission) of gear 8.In one embodiment, which is electricity
Motivation.
In conclusion a kind of Electric torque wrench signal transmission structure and its electric torque using the utility model are pulled
Hand, under the driving of driving mechanism and the gear of variable transmission mechanism, when torque output is rotated around its own axis,
Torque sensor acquires the torque signal of torque output, and is cleverly realized using the first conducting slip ring and the second conducting slip ring
The torque signal of the torque output of torque sensor acquisition is transmitted to body position, the torque signal of acquisition is more accurate
Reliably.Since the torque signal of acquisition transmission is more accurate, the control that controller (driving mechanism) can be more accurate is turned round
The torque of square output end exports, and enables the Electric torque wrench using the utility model signal transmission structure more accurate
Fastening bolt.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of Electric torque wrench signal transmission structure, it is characterised in that:
Including the main body (1) for installing Electric torque wrench driving mechanism (2), and it is assemblied in driving mechanism (2) output end
The gear (8) of position, and it is assemblied in the torque output of gear (8) output end (6'), the torque output
(6') there are torque sensor (6), make under the driving of driving mechanism (2) and the gear of gear (8), the torque is defeated
(6') outlet is rotated around its own axis, and the torque signal of Electric torque wrench output is measured by the torque sensor (6)；
The gear (8) include an output shaft for being (6') connected with torque output, one be used for and driving mechanism
(2) the connected input shaft of output end and one are for installing the gear shell of Electric torque wrench counter-force arm (9)
(81), (6') which is connected with the output shaft of gear (8)；
The gear shell (81) is arranged with the first shell (31) close to the one end of torque output (6'), first shell
(31) it is fixed on gear shell (81) end with speed change mechanism shell (81) synchronous rotary, first shell (31) is to torque
(6') (6') output end extends to partly or entirely covers the torque output；
Gear shell (81) position between the first shell (31) and main body (1), is covered with second housing (32), this
The end of two shells (32) is fixed on main body (1)；
The first shell (31) and torque output (6') between setting for signal transmission the first conducting slip ring (4A), second
Second conducting slip ring (4B) of the setting for signal transmission between shell (32) and gear shell (81), by torque sensor
(6) torque signal is transmitted to main body (1) position by the first conducting slip ring (4A) and the second conducting slip ring (4B).
2. a kind of Electric torque wrench signal transmission structure as described in claim 1, it is characterised in that:
The inner ring of first conducting slip ring (4A) be fixed on torque output (6') on, the outer ring of the first conducting slip ring (4A) is fixed
In the first shell (31)；
The inner ring of second conducting slip ring (4B) is fixed on gear shell (81), and the outer ring of the second conducting slip ring (4B) is solid
It is scheduled in second housing (32)；
The torque sensor (6) is electrically connected with the inner ring signal line of the first conducting slip ring (4A), the first conducting slip ring (4A)
Outer ring signal line is extended to along the first shell (31) and is electrically connected with the inner ring signal line of the second conducting slip ring (4B), and second leads
The outer ring signal line of electric slip ring (4B) extends to main body (1) position along second housing (32), to realize the torque sensor
(6) torque signal is transmitted to main body (1) position by the first conducting slip ring (4A) and the second conducting slip ring (4B).
3. a kind of Electric torque wrench signal transmission structure as described in claim 1, it is characterised in that: first conducting slip ring
The inner ring of (4A) and torque output (6') coaxial line, and with torque output (6') synchronous rotary；
The inner ring and gear of the outer ring of first conducting slip ring (4A), the first shell (31) and the second conducting slip ring (4B)
Shell (81) coaxial line, and with speed change mechanism shell (81) synchronous rotary.
4. a kind of Electric torque wrench signal transmission structure as described in claim 1, it is characterised in that: the torque sensor
(6) AD sensor (5) are equipped with, which passes through the inner ring of the AD sensor (5) and the first conducting slip ring (4A)
Signal line electrical connection.
5. a kind of Electric torque wrench signal transmission structure as described in claim 1, it is characterised in that: the gear shell
(81) fixing sleeve is equipped with counter-force arm (9) on, which is pierced by the first shell (31) outside.
6. a kind of Electric torque wrench signal transmission structure as described in claim 1, it is characterised in that: the torque sensor
(6) be fixedly mounted on torque output (6') on.
7. a kind of Electric torque wrench signal transmission structure as described in claim 1, it is characterised in that: the torque sensor
(6) (6') as torque output.
8. a kind of Electric torque wrench signal transmission structure as described in claim 1, it is characterised in that: the torque output
(6') its axial movement can not be prolonged with gear (8), both make with main body (1) between all with one it is fixed at a distance from.
9. a kind of Electric torque wrench, it is characterised in that: including the described in any item Electric torque wrench signals of claim 1-8
Transmission structure.
10. a kind of Electric torque wrench signal transmission structure as claimed in claim 9, it is characterised in that: further include controller
(11), which is electrically connected with the torque signal route for the torque sensor (6) for extending to main body (1), and by being somebody's turn to do
Controller (11) controls the output for the driving mechanism (2) being mounted in Electric torque wrench, the controller (11) setting
In on main body (1) or the controller (11) and main body (1) it is separate structure and is electrically connected by communication line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821255421.9U CN209036414U (en) | 2018-08-06 | 2018-08-06 | A kind of Electric torque wrench signal transmission structure and its Electric torque wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821255421.9U CN209036414U (en) | 2018-08-06 | 2018-08-06 | A kind of Electric torque wrench signal transmission structure and its Electric torque wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209036414U true CN209036414U (en) | 2019-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821255421.9U Expired - Fee Related CN209036414U (en) | 2018-08-06 | 2018-08-06 | A kind of Electric torque wrench signal transmission structure and its Electric torque wrench |
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| CN (1) | CN209036414U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108687706A (en) * | 2018-08-06 | 2018-10-23 | 四川省东泰机械制造有限公司 | A kind of Electric torque wrench signal transmission structure and its Electric torque wrench |
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2018
- 2018-08-06 CN CN201821255421.9U patent/CN209036414U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108687706A (en) * | 2018-08-06 | 2018-10-23 | 四川省东泰机械制造有限公司 | A kind of Electric torque wrench signal transmission structure and its Electric torque wrench |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190628 Termination date: 20200806 |