CN207937177U - It is a kind of to measure axially loaded testing machine concentricity handheld apparatus - Google Patents
It is a kind of to measure axially loaded testing machine concentricity handheld apparatus Download PDFInfo
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- CN207937177U CN207937177U CN201721617198.3U CN201721617198U CN207937177U CN 207937177 U CN207937177 U CN 207937177U CN 201721617198 U CN201721617198 U CN 201721617198U CN 207937177 U CN207937177 U CN 207937177U
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- 238000012360 testing method Methods 0.000 title claims abstract description 31
- 230000003993 interaction Effects 0.000 claims abstract description 73
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- 238000010079 rubber tapping Methods 0.000 claims description 45
- 238000005259 measurement Methods 0.000 claims description 37
- 239000011888 foil Substances 0.000 claims description 35
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- 238000000034 method Methods 0.000 abstract description 32
- 230000000694 effects Effects 0.000 abstract description 26
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
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Abstract
Axially loaded testing machine concentricity handheld apparatus is measured the utility model discloses a kind of, described device includes：Shell；Hardware circuit device, the hardware circuit device are arranged in the shell；Human-computer interaction device, the human-computer interaction device setting on the housing, and are connect with the hardware circuit device；External device, the external device setting on the housing, and are connect with the hardware circuit device；It is described to be arranged in the shell for electric installation for electric installation.Solve in the prior art that precision is low, the technical problem of artificial calculating operation complexity has reached increasingly automated, easy to operate, intuitive display, the high technique effect of concentricity parameters precision.
Description
Technical field
The utility model is related to technical field of detection of metal more particularly to a kind of axially loaded testing machine of measurement are coaxial
Spend handheld apparatus.
Background technology
In current most of iron and steel enterprise, axial loading classes testing machine is the mechanics of materials in field of metal material detection
The important equipment that can be tested, Loading coaxality Parameters On Mechanical test result has a significant impact, thus Loading coaxality
Parameter has become the restricted index in most test method standard both at home and abroad, needs to carry out periodic calibration.Calibration is measured at present
Testing machine Loading coaxality parameter mainly takes stickup foil gauge both methods on mechanical device and sample for testing machine.
But the application utility model people has found above-mentioned existing skill during technical solution in realizing the embodiment of the present application
Art at least has the following technical problems：
Using mechanical device, operation is fairly simple, and it is poor that there are accuracys, and precision is low, and no quantitative analysis testing machine adds
The technical issues of carrying concentricity parameter；Using the method for pasting foil gauge on sample, exists and manual record data is needed to calculate again
Concentricity parameter, technical problem complicated for operation.
Invention content
The utility model embodiment provides a kind of axially loaded testing machine concentricity handheld apparatus of measurement, to solve
Accuracy is poor in the prior art, and precision is low, the technical problem of artificial calculating operation complexity.
The utility model embodiment provides a kind of axially loaded testing machine concentricity handheld apparatus of measurement, described device
Including：Shell；Hardware circuit device, the hardware circuit device are arranged in the shell；Human-computer interaction device, it is described man-machine
Interactive device is arranged on the housing, and is connect with the hardware circuit device；External device, the external device setting exist
On the shell, and it is connect with the hardware circuit device；It is described to be arranged in the shell for electric installation for electric installation.
Preferably, the external device specifically includes：First external tapping, first external tapping are connect with foil gauge；The
Two external tappings, second external tapping are USB interface.
Preferably, the hardware circuit device specifically includes：Master cpu；Measuring strain piece is during sample is loaded
Dependent variable variation strain measurement unit, one end of the strain measurement unit connect with first external tapping, the other end
It is connect with the master cpu；Control the man-machine friendship of the display of the human-computer interaction device and the input information of read operation personnel
One end of mutual interface control unit, the human-computer interaction interface control unit is connect with the human-computer interaction device, the other end with
The master cpu connection；External interface unit, the external interface unit are connect with the external device.
Preferably, the human-computer interaction interface control unit specifically includes：Control that the human-computer interaction device shows is aobvious
Show that driving unit, one end of the display driver element are connect with the human-computer interaction device, the other end connects with the master cpu
It connects；The touch driving unit of read operation personnel's input information, described one end for touching driving unit are filled with the human-computer interaction
Connection is set, the other end is connect with the master cpu.
Preferably, the strain measurement unit specifically includes：A/D converting units, the A/D converting units output end and institute
State the connection of master cpu input terminal；Electric bridge unit, the electric bridge unit output end are connect with the input terminal of the A/D converting units；
Analog switch switch unit, the output end of the analog switch switch unit are connect with the input terminal of the electric bridge unit.
Preferably, the external interface unit specifically includes：Foil gauge interface unit, the one of the foil gauge interface unit
End is connect with first external tapping, and the other end is connect with the input terminal of the analog switch switch unit, and, the foil gauge
Interface unit is made of 12 channels；Usb interface unit, one end of the usb interface unit are connect with second external tapping,
The other end is connect with the master cpu.
Preferably, the handheld apparatus further includes：Switch, the switch are arranged on the housing, with the power supply
Device connects.
Preferably, the shell further includes：Display portion, the display portion are the handheld apparatus top, and, table
Face is provided with the human-computer interaction device；Handle portion, the handle portion are the handheld apparatus lower part.
Preferably, the shell appearance is in T shape.
Said one in the utility model embodiment or multiple technical solutions at least have following one or more technologies
Effect：
1, the axially loaded testing machine concentricity handheld apparatus of a kind of measurement of the utility model embodiment, described device packet
It includes：Shell；Hardware circuit device, the hardware circuit device are arranged in the shell；Human-computer interaction device, the man-machine friendship
Mutual device setting on the housing, and is connect with the hardware circuit device；External device, the external device are arranged in institute
It states on shell, and is connect with the hardware circuit device；It is described to be arranged in the shell for electric installation for electric installation.It solves
Accuracy is poor in the prior art, and precision is low, the technical problem of artificial calculating operation complexity has reached increasingly automated, behaviour
Make simple, intuitive display, the high technique effect of concentricity parameters precision.
2, the embodiment of the present application is specifically included by external device：First external tapping, first external tapping and foil gauge
Connection；Second external tapping, second external tapping are USB interface.Reached increasingly automated, facilitate test data statistics and
Derived technique effect.
3, the embodiment of the present application is specifically included by hardware circuit device：Master cpu；Measuring strain piece is loaded in sample
The strain measurement unit of dependent variable variation in the process, one end of the strain measurement unit are connect with first external tapping,
The other end is connect with the master cpu；Control the display of the human-computer interaction device and the input information of read operation personnel
One end of human-computer interaction interface control unit, the human-computer interaction interface control unit is connect with the human-computer interaction device, separately
One end is connect with the master cpu；External interface unit, the external interface unit are connect with the external device.It solves
Manual record data calculate concentricity parameter again in the prior art, operate complex technical problem, have reached full-automation
Program, concentricity parameters precision is high, technique effect easy to operate.
4, the embodiment of the present application is specifically included by human-computer interaction interface control unit：It is aobvious to control the human-computer interaction device
The display driver element shown, one end of the display driver element are connect with the human-computer interaction device, the other end and the master
Control CPU connections；The touch driving unit of read operation personnel's input information, it is described touch driving unit one end with it is described man-machine
Interactive device connects, and the other end is connect with the master cpu.Reached easy to operate, can intuitive display data, it is increasingly automated
The technique effect of degree.
5, the embodiment of the present application is specifically included by strain measurement unit：A/D converting units, the A/D converting units are defeated
Outlet is connect with the master cpu input terminal；Electric bridge unit, the electric bridge unit output end are defeated with the A/D converting units
Enter end connection；Analog switch switch unit, the input terminal of the output end of the analog switch switch unit and the electric bridge unit
Connection.It solves manual record data and calculates concentricity parameter again, operate complex technical problem, reached automatic measurement
Loading tester concentricity parameter, accurate data degree is high, easy to operate, carries efficient technique effect.
6, the embodiment of the present application further includes by the shell：Display portion, the display portion fill for the hand-held
Top is set, and, surface is provided with the human-computer interaction device；Handle portion, the handle portion are under the handheld apparatus
Portion.Hand-held convenience, one-hand operation, technique effect easy to carry are reached.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and being implemented in accordance with the contents of the specification, and in order to allow above and other purpose, feature of the utility model
It can be clearer and more comprehensible with advantage, it is special below to lift specific embodiment of the present utility model.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is this
Some embodiments of utility model, for those of ordinary skill in the art, without creative efforts, also
It can be obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of main view of the axially loaded testing machine concentricity handheld apparatus of measurement of the utility model embodiment
Figure；
Fig. 2 is a kind of left view of the axially loaded testing machine concentricity handheld apparatus of measurement of the utility model embodiment
Figure；
Fig. 3 is a kind of vertical view of the axially loaded testing machine concentricity handheld apparatus of measurement of the utility model embodiment
Figure；
Fig. 4 is a kind of backsight of the axially loaded testing machine concentricity handheld apparatus of measurement of the utility model embodiment
Figure；
Fig. 5 is the circuit connection diagram of hardware circuit device in the utility model embodiment；
Fig. 6 is the scheme of installation of foil gauge in the utility model embodiment.
Reference sign：Handle portion 1, switch 2, shell 3, the second external tapping 4, the first external tapping 5, for electric installation 6,
Human-computer interaction device 7, master cpu 8, display driver element 9, touch driving unit 10, A/D converting units 11, electric bridge unit 12,
Analog switch switch unit 13, foil gauge interface unit 14, usb interface unit 15, foil gauge 16, sample 17.
Specific implementation mode
The utility model embodiment provides a kind of axially loaded testing machine concentricity handheld apparatus of measurement, to solve
Accuracy is poor in the prior art, and precision is low, the technical problem of artificial calculating operation complexity.
The technical scheme in the embodiment of the utility model, overall structure are as follows：Shell；Hardware circuit device, the hardware
Circuit device is arranged in the shell；Human-computer interaction device, human-computer interaction device setting on the housing, and with institute
State the connection of hardware circuit device；External device, external device setting on the housing, and with the hardware circuit device
Connection；It is described to be arranged in the shell for electric installation for electric installation.
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Embodiment one
Axially loaded testing machine concentricity handheld apparatus is measured the present embodiment provides a kind of, referring to FIG. 1, described device
Including：
Shell 3；
Hardware circuit device, the hardware circuit device are arranged in the shell 3；
Specifically, the hardware circuit device is arranged inside the shell 3, is the host portion of the handheld apparatus
Point, the groundwork device of strain measurement and concentricity calculating has reached the degree of automation of height, and DATA REASONING calculates accurate
Spend high technique effect.
Human-computer interaction device 7, the human-computer interaction device 7 be arranged on the shell 3, and with the hardware circuit device
Connection；
Specifically, the human-computer interaction device 7 is arranged in the front of the shell 3, with setting inside the shell 3
The hardware circuit device by connection, be the touch display screen part of the handheld apparatus, can will it is described firmly
Part circuit device measures and calculated data transmission is gone out, and shows required data by the human-computer interaction device, simultaneously
Operating personnel can reach intuitive display by 7 input service information of human-computer interaction device described in touch operation, easy to operate
Technique effect.
External device, the external device setting are connect on the shell 3, and with the hardware circuit device；
Specifically, the external device setting is connect on 3 surface of the shell, and with the hardware circuit device,
The hardware circuit device needs the sample measured by external device connection, by measuring strain piece in sample loading procedure
Dependent variable variation in addition calculate concentricity parameter, in addition external equipment can also be needed by connecting the external device
The data wanted.
It is described to be arranged in the shell 3 for electric installation for electric installation 6.
Specifically, it as shown in figure 4, described be arranged for electric installation 6 in the shell 3, is equipped at 3 back side of the shell
Opening mainly gives the handheld apparatus to power, ensures its normal operation.
Further, the external device specifically includes：First external tapping 5, first external tapping 5 connect with foil gauge 16
It connects；Second external tapping 4, second external tapping 4 are USB interface.
Specifically, as shown in figure 3, first external tapping 5 is arranged at the top of the shell 3, with the foil gauge
Connection, first external tapping 5 are 16 interface of foil gauge, and connection strain gauge device obtains information；As shown in Fig. 2, described second
External tapping 4 is arranged on the left side of the shell 4, is USB interface, can connect external equipment by USB.Transmission is reached, has connect
Receive the technique effect of data information.
Further, the hardware circuit device specifically includes：Master cpu 8；Measuring strain piece 16 is loaded in sample 17
The strain measurement unit of dependent variable variation in the process, one end of the strain measurement unit are connect with first external tapping 5,
The other end is connect with the master cpu 8；Control the input information of the display and read operation personnel of the human-computer interaction device 7
Human-computer interaction interface control unit, one end of the human-computer interaction interface control unit connect with the human-computer interaction device 7,
The other end is connect with the master cpu 8；External interface unit, the external interface unit are connect with the external device.
Specifically, referring to FIG. 5, the hardware circuit device includes：Master cpu 8, strain measurement unit, man-machine friendship
Mutual interface control unit, external interface unit.Master cpu 8 is the core of whole system control, using 32 ARM chips, storage
There is the core algorithm for calculating concentricity parameter；The strain measurement unit is that main measuring strain piece 16 was loaded in sample 17
The circuit of dependent variable variation and the calculating of concentricity parameter in journey, one end of the strain measurement unit and described first external
5 connection of mouth obtains the information of foil gauge 16, while the other end is connect with the master cpu 8, the data that will be measured and be calculated
It is transmitted in the master cpu 8；The human-computer interaction interface control unit in order to control the display of the human-computer interaction device 7 and
The control circuit of the input information of read operation personnel, one end and the human-computer interaction of the human-computer interaction interface control unit
Device 7 connects, and the other end is connect with the master cpu 8, plays the letter for inputting operator on the human-computer interaction device 7
Breath is read, and is then transmit in the master cpu 8, and obtaining that relevant information brings into operation by the master cpu 8 will be required
Operation or data are transmitted to the human-computer interaction device 7 again after obtaining, the work being finally shown on the human-computer interaction device 7
With；The external interface unit, in order to control outside the circuit of external interface, with the external device i.e. the first external tapping 5 and second
Interface 4 connects.Whole process full-automation operation is played, simple and quick, as a result accurately technique effect.
Further, the human-computer interaction interface control unit specifically includes：Control the display of the human-computer interaction device 7
Display driver element 9, one end of the display driver element 9 are connect with the human-computer interaction device 7, the other end and the master control
CPU8 connections；The touch driving unit 10 of read operation personnel's input information, it is described touch driving unit 10 one end with it is described
Human-computer interaction device 7 connects, and the other end is connect with the master cpu 8.
Specifically, the human-computer interaction interface control unit is made of display driver element 9 and touch driving unit 10.
The display driver element 9 is that display driver circuit one end is connect with the human-computer interaction device 7, the other end and the master control
CPU8 connections are played and control the effect that the human-computer interaction device 7 is shown, the display driver element 9 will be from the master control
The presentation of information that CPU8 is obtained is on the human-computer interaction device 7, i.e. output information；The touch driving unit 10 touches in order to control
The circuit one end for touching driving is connect with the human-computer interaction device 7, and the other end is connect with the master cpu 8, plays reading
Then effect that operating personnel's input information is operated by sending the master cpu 8 to, i.e. input information.Collection is reached
It communicates, handle at data, being shown in one, easy to operate, the technique effect of intuitive display.
Further, the strain measurement unit specifically includes：A/D converting units 11, the A/D converting units 11 export
End is connect with 8 input terminal of the master cpu；Electric bridge unit 12,12 output end of electric bridge unit and the A/D converting units 11
Input terminal connection；Analog switch switch unit 13, the output end of the analog switch switch unit 13 and the electric bridge unit
12 input terminal connection.
Specifically, as shown in figure 5, the strain measurement unit includes：A/D converting units 11, electric bridge unit 12, simulation
Switch switching unit 13.11 output end of A/D converting units is connect with 8 input terminal of the master cpu, the electric bridge unit 12
Output end is connect with the input terminal of the A/D converting units 11, output end and the electricity of the analog switch switch unit 13
The input terminal of bridge unit 12 connects, i.e., obtained information is sent to the electric bridge unit by the described analog switch switch unit 13
12, then the electric bridge unit 12 information obtained from the analog switch switch unit 13 is resent to the A/D and is converted
Unit 11, the last A/D converting units 11 transfer information to the master cpu 8, and the operation of the strain measurement unit is complete
At having reached all automatic measurement data, easy to operate, as a result accurate technique effect.
Further, the external interface unit specifically includes：Foil gauge interface unit 14, the foil gauge interface unit
14 one end is connect with first external tapping 5, and the other end is connect with the input terminal of the analog switch switch unit 13, and,
The foil gauge interface unit 14 is made of 12 channels；Usb interface unit 15, one end of the usb interface unit 15 and institute
The connection of the second external tapping 4 is stated, the other end is connect with the master cpu 8.
Specifically, the external interface unit includes：Foil gauge interface unit 14 and usb interface unit 15.It is described to answer
The one end for becoming piece interface unit 14 is connect with first external tapping 5, i.e., is connect with foil gauge interface, that is to say, that described the
One external tapping is connect with the lead-out wire of described foil gauge one end, and the other end is connect with the analog switch switch unit 13, will be from
The information that first external tapping 5 obtains is sent to the analog switch switch unit 13, and the foil gauge interface unit 14 is
It is made of 12 channels, each channel corresponds to a foil gauge 16；One end of the usb interface unit 15 and described second external
Mouth 4 connects, and the other end is connect with the master cpu 8, and the information obtained from the USB interface is sent to the master cpu 8,
Or the information of the master cpu 8 is sent in USB interface i.e. second external tapping 4, reach increasingly automated, side
Just the statistics of test data and export, convenient for the technique effect being connect with external equipment.
Further, the handheld apparatus further includes：Switch 2, the switch 2 is arranged on the shell 3, and described
It is connected for electric installation 6.
Specifically, a kind of axially loaded testing machine concentricity handheld apparatus of measurement further includes：Switch 2, it is described
Switch 2 is arranged on the shell 3, connect control power supply supply for electric installation 6 with described so that the handheld apparatus operation
Or stop.
Further, the shell 3 further includes：Display portion, the display portion are the handheld apparatus top,
And surface is provided with the human-computer interaction device 7；Handle portion 1, the handle portion 1 are the handheld apparatus lower part.
Specifically, the handheld apparatus appearance is broadly divided into upper and lower two parts, and top is divided into display portion, mainly
It is provided with human-computer interaction device 7, this part is the major part of entire handheld apparatus shell 3, is equivalent to the hand-held dress
The display set, while the first external tapping 5, the second external tapping 4 and described for electric installation 6 are additionally provided in the display portion
Opening；Lower part is divided into handle portion 1, is conveniently operated people's holding, reaches and operate light, the technique effect of one-hand operation.
Further, 3 appearance of the shell is in T shape.
Specifically, 3 appearance design of the shell is big at upper part, lower part is small, in T shape, ergonomically
Design, personnel easy to operation use.
Embodiment two
With reference to Fig. 6, to a kind of work of the axially loaded testing machine concentricity handheld apparatus of measurement of the utility model
It is described in detail as principle.It is specific as follows：
In the present embodiment, 12 foil gauges 16 are pasted onto to the parallel-segment portion of circular cross section sample 17 as required first,
Refering to what is shown in Fig. 6, the method specifically pasted：Using 3 groups of upper, middle and lower, every group is 4, divides and is all around symmetrically pasted onto circle
On cross section sample 17, amount to 12 foil gauges 16, foil gauge 16 is in 17 parallel-segment centre bit of the sample described in middle groups
It sets, foil gauge 16 described in foil gauge 16 and the following group described in upper group is symmetrically distributed in the both sides of the middle groups.The foil gauge 16
Sample 17 is assembled on concentricity testing machine to be measured after the completion of pasting as required, then as shown in Fig. 3, Fig. 6, by the examination
The lead of 12 foil gauges 16 is connect with first external tapping 5 on sample 17.Finally start the handheld apparatus of the application,
7 operation display interface of human-computer interaction device is arranged relevant parameter according to on-site actual situations, passes through the human-computer interaction device 7
Touch operation interface input instruction, after setting completed firing test machine by relevant criterion method to the sample 17 carry out a system
Row pulling force loads, and in testing machine loading procedure, the information of acquisition is transmitted to by the foil gauge interface unit 14 to be told and strain
Measuring unit is measured and is sent in the master cpu 8, and after the completion of testing machine load, the master cpu 8 is according to measurement
Strain variation information will calculate testing machine concentricity parameter automatically, it is single to transfer data to human-computer interaction interface control
Member is further shown by the human-computer interaction device 7 connected to it, if necessary to downloading data, can pass through institute
It states the second external tapping 4 and carries out USB connections, the testing machine concentricity result of calculation that the handheld apparatus obtains is exported to calculating
In other external equipments such as machine.Reaching increasingly automated degree, integrated data communication, processing, display one are easy to operate,
It is easy to carry, and the technique effect that result precision is high.
The technical solution provided in the embodiment of the present application, has at least the following technical effects or advantages：
1, the axially loaded testing machine concentricity handheld apparatus of a kind of measurement of the utility model embodiment, described device packet
It includes：Shell；Hardware circuit device, the hardware circuit device are arranged in the shell；Human-computer interaction device, the man-machine friendship
Mutual device setting on the housing, and is connect with the hardware circuit device；External device, the external device are arranged in institute
It states on shell, and is connect with the hardware circuit device；It is described to be arranged in the shell for electric installation for electric installation.It solves
Accuracy is poor in the prior art, and precision is low, the technical problem of artificial calculating operation complexity has reached increasingly automated, behaviour
Make simple, intuitive display, the high technique effect of concentricity parameters precision.
2, the embodiment of the present application is specifically included by external device：First external tapping, first external tapping and foil gauge
Connection；Second external tapping, second external tapping are USB interface.Reached increasingly automated, facilitate test data statistics and
Derived technique effect.
3, the embodiment of the present application is specifically included by hardware circuit device：Master cpu；Measuring strain piece is loaded in sample
The strain measurement unit of dependent variable variation in the process, one end of the strain measurement unit are connect with first external tapping,
The other end is connect with the master cpu；Control the display of the human-computer interaction device and the input information of read operation personnel
One end of human-computer interaction interface control unit, the human-computer interaction interface control unit is connect with the human-computer interaction device, separately
One end is connect with the master cpu；External interface unit, the external interface unit are connect with the external device.It solves
Manual record data calculate concentricity parameter again in the prior art, operate complex technical problem, have reached full-automation
Program, concentricity parameters precision is high, technique effect easy to operate.
4, the embodiment of the present application is specifically included by human-computer interaction interface control unit：It is aobvious to control the human-computer interaction device
The display driver element shown, one end of the display driver element are connect with the human-computer interaction device, the other end and the master
Control CPU connections；The touch driving unit of read operation personnel's input information, it is described touch driving unit one end with it is described man-machine
Interactive device connects, and the other end is connect with the master cpu.Reached easy to operate, can intuitive display data, it is increasingly automated
The technique effect of degree.
5, the embodiment of the present application is specifically included by strain measurement unit：A/D converting units, the A/D converting units are defeated
Outlet is connect with the master cpu input terminal；Electric bridge unit, the electric bridge unit output end are defeated with the A/D converting units
Enter end connection；Analog switch switch unit, the input terminal of the output end of the analog switch switch unit and the electric bridge unit
Connection.It solves manual record data and calculates concentricity parameter again, operate complex technical problem, reached automatic measurement
Loading tester concentricity parameter, accurate data degree is high, easy to operate, carries efficient technique effect.
6, the embodiment of the present application further includes by the shell：Display portion, the display portion fill for the hand-held
Top is set, and, surface is provided with the human-computer interaction device；Handle portion, the handle portion are under the handheld apparatus
Portion.Hand-held convenience, one-hand operation, technique effect easy to carry are reached.
Although the preferred embodiment of the utility model has been described, once a person skilled in the art knows basic
Creative concept, then additional changes and modifications can be made to these embodiments.It is wrapped so the following claims are intended to be interpreted as
It includes preferred embodiment and falls into all change and modification of the scope of the utility model.
Obviously, those skilled in the art the utility model embodiment can be carried out various modification and variations without departing from
The spirit and scope of the utility model embodiment.In this way, if these modifications and variations of the utility model embodiment belong to this
Within the scope of utility model claims and its equivalent technologies, then the utility model is also intended to exist comprising these modification and variations
It is interior.
Claims (7)
1. a kind of measuring axially loaded testing machine concentricity handheld apparatus, which is characterized in that described device includes：
Shell；
Hardware circuit device, the hardware circuit device are arranged in the shell；
Human-computer interaction device, the human-computer interaction device setting on the housing, and are connect with the hardware circuit device；
External device, the external device setting on the housing, and are connect, the outer tipping with the hardware circuit device
It sets and specifically includes：
First external tapping, first external tapping are connect with foil gauge；
Second external tapping, second external tapping are USB interface；It is described to be arranged in the shell for electric installation for electric installation；
Wherein, the hardware circuit device specifically includes：
Master cpu；
The strain measurement unit of dependent variable variation of measuring strain piece during sample is loaded, the strain measurement unit
One end is connect with first external tapping, and the other end is connect with the master cpu；
The human-computer interaction interface control unit of the display of the human-computer interaction device and the input information of read operation personnel is controlled,
One end of the human-computer interaction interface control unit is connect with the human-computer interaction device, and the other end is connect with the master cpu；
External interface unit, the external interface unit are connect with the external device.
2. handheld apparatus as described in claim 1, which is characterized in that the human-computer interaction interface control unit is specifically wrapped
It includes：
Control the display driver element that the human-computer interaction device is shown, one end of the display driver element and the man-machine friendship
Mutual device connection, the other end are connect with the master cpu；
The touch driving unit of read operation personnel's input information, described one end for touching driving unit are filled with the human-computer interaction
Connection is set, the other end is connect with the master cpu.
3. handheld apparatus as described in claim 1, which is characterized in that the strain measurement unit specifically includes：
A/D converting units, the A/D converting units output end are connect with the master cpu input terminal；
Electric bridge unit, the electric bridge unit output end are connect with the input terminal of the A/D converting units；
Analog switch switch unit, the output end of the analog switch switch unit are connect with the input terminal of the electric bridge unit.
4. handheld apparatus as claimed in claim 3, which is characterized in that the external interface unit specifically includes：
Foil gauge interface unit, one end of the foil gauge interface unit are connect with first external tapping, the other end with it is described
The input terminal of analog switch switch unit connects, and, the foil gauge interface unit is made of 12 channels；
Usb interface unit, one end of the usb interface unit are connect with second external tapping, the other end and the master cpu
Connection.
5. handheld apparatus as described in claim 1, which is characterized in that the handheld apparatus further includes：
Switch, the switch setting on the housing, are connect with described for electric installation.
6. handheld apparatus as described in claim 1, which is characterized in that the shell further includes：
Display portion, the display portion are the handheld apparatus top, and, surface is provided with the human-computer interaction device；
Handle portion, the handle portion are the handheld apparatus lower part.
7. handheld apparatus as claimed in claim 6, which is characterized in that the shell appearance is in T shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721617198.3U CN207937177U (en) | 2017-11-28 | 2017-11-28 | It is a kind of to measure axially loaded testing machine concentricity handheld apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721617198.3U CN207937177U (en) | 2017-11-28 | 2017-11-28 | It is a kind of to measure axially loaded testing machine concentricity handheld apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN207937177U true CN207937177U (en) | 2018-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721617198.3U Expired - Fee Related CN207937177U (en) | 2017-11-28 | 2017-11-28 | It is a kind of to measure axially loaded testing machine concentricity handheld apparatus |
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| Country | Link |
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| CN (1) | CN207937177U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115164711A (en) * | 2022-05-27 | 2022-10-11 | 中国航空工业集团公司北京长城计量测试技术研究所 | Coaxiality calibrating device |
-
2017
- 2017-11-28 CN CN201721617198.3U patent/CN207937177U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115164711A (en) * | 2022-05-27 | 2022-10-11 | 中国航空工业集团公司北京长城计量测试技术研究所 | Coaxiality calibrating device |
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