CN206618523U - A kind of plant equipment pull bar force analysis tester - Google Patents
A kind of plant equipment pull bar force analysis tester Download PDFInfo
- Publication number
- CN206618523U CN206618523U CN201720251020.5U CN201720251020U CN206618523U CN 206618523 U CN206618523 U CN 206618523U CN 201720251020 U CN201720251020 U CN 201720251020U CN 206618523 U CN206618523 U CN 206618523U
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- main frame
- mcu
- sensor
- battery
- strain gauge
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Abstract
The utility model discloses a kind of plant equipment pull bar force analysis tester, it includes injection machine, die casting machine, hydraulic press；The pull bar is tie bar；The sensor mutually communicated wirelessly comprising main frame and with main frame；The sensor is the strain gauge assembly comprising wireless module；The main frame is to include wireless module main frame；The strain gauge assembly is included：Strain gauge measuring head, signal transacting MCU, linear calibration's interface, eeprom memory, battery power management module, LED, wireless module and battery；The main frame is included：Control MCU, display screen, touch-key guidance panel, DLL, eeprom memory, power supply, wireless module；The control MCU electrically connects the display screen by display interface；The control MCU connects the touch-key guidance panel by keyboard control circuit control；The control MCU is also connected with DLL, printing interface, power supply and eeprom memory.
Description
Technical field
The utility model is related to a kind of pull bar forces testing instrument, specifically for the stress test of the tie bar of plant equipment.
Background technology
In existing machinery equipment, the pull bar (being also tie bar) of injection machine, die casting machine, hydraulic press etc. be such product by
Power post, belongs to key components, and its stressing conditions is directly connected to the service life of plant equipment and produces the quality of finished product.
For the stress test of tie bar, (number of patent application is Chinese patent：2012206198741；Publication date is
2012.11.21) disclose a kind of injection machine tie bar force analysis tester；It can be used for the survey of injection machine tie bar stress
Examination, by the analysis to stress numerical value, it can be found that whether the tie bar in injection machine has damage；
By being studied for a long period of time to the plant equipment comprising tie bar, it has been found that prior art disclosed in above-mentioned patent exists
During practical operation：8 wires don't fail to be connected between main frame and 8 strain gauges before test, 8 wires are removed after test,
Wiring is taken out stitches, and work is very numerous and diverse, and inefficiency, while wire connection can allow faint induced signal to be decayed, causes test essence
Degree reduction.
Utility model content
Technical problem to be solved in the utility model is, for above-mentioned deficiency of the prior art, to disclose a kind of machine
Tool equipment pull bar force analysis tester, is mutually transmitted between main frame and 8 strain gauges using wireless communication signal.Stress
Minimal stress primary signal is amplified code after demarcation and translates and be transmitted to host process by sensor.
The utility model solves the technical scheme that its technical problem used：A kind of plant equipment pull bar force analysis is surveyed
Instrument is tried, the plant equipment includes injection machine, die casting machine, hydraulic press；The pull bar is tie bar；Comprising main frame and with main frame phase
The sensor mutually communicated wirelessly；
The sensor is the strain gauge assembly comprising wireless module；The main frame is to include wireless module main frame；
The strain gauge assembly is included：Strain gauge measuring head, signal transacting MCU, linear calibration's interface,
Eeprom memory, battery power management module, LED, wireless module and battery；The signal transacting MCU electrical connections are described should
Force snesor measuring head, linear calibration's interface, eeprom memory, battery power management module, LED and wireless module；It is described
Battery power management module is connected with the battery；
The main frame is included：Control MCU, display screen, touch-key guidance panel, DLL, EEPROM storages
Device, power supply, wireless module；The control MCU electrically connects the display screen by display interface；The control MCU passes through keyboard
Control the circuit control connection touch-key guidance panel；The control MCU is also connected with DLL, printing interface, electricity
Source and eeprom memory.DLL can be used for follow-up Function Extension.
It is used as a kind of preferred embodiment of the present utility model：The display screen is color LCD display；The main frame
Control MCU is also associated with external interface, and the external interface comprises at least RS485 interfaces；The signal transacting MCU is connected with letter
Number processing module；The signal processing module is connected with strain gauge measuring head.The RS485 interfaces of this preferred embodiment can
To realize the communication with exterior PC.
It is used as a kind of preferred embodiment of the present utility model：The quantity of the sensor is four groups, and every group is two；Pass
Sensor is pull-in on tie bar by strong magnets.Each tie bar sets two sensors, and test structure is relatively reliable；This is excellent
The strong magnets of embodiment are selected, can reliably be adsorbed as the intensity minimum requirements of magnetic force.
It is used as a kind of preferred embodiment of the present utility model：The signal transacting MCU and control MCU is 32
MCU。
It is used as a kind of preferred embodiment of the present utility model：Each sensor is equipped with a cognizance code；Sensor
Battery be chargeable lithium battery, repeatable charging uses, and battery is 2~3 years.Different cognizance code sensors, energy
Enough accurately reflect each position stressing conditions of tie bar and send host process to.
It is used as a kind of preferred embodiment of the present utility model：The wireless module is 433m wireless modules.This is wirelessly received
Hair module can reliably realize wireless connection；In power system, 433m radio receiving transmitting modules have obtained reliability application, can be reliable
Signal is transmitted, thus be accordingly used in the utility model, reliable wireless telecommunications process can be completed.
The utility model has advantages below compared with prior art：
A kind of plant equipment pull bar force analysis tester, mutually enters comprising main frame and with main frame disclosed in the utility model
The sensor of row wireless telecommunications；It is wirelessly transferred to avoid and connects up the take out stitches trouble brought and the loss for signal and mistake behaviour
Make；
Strain gauge assembly of the present utility model is included：Strain gauge measuring head, signal transacting MCU, linear calibration
Interface, eeprom memory, battery power management module, LED, wireless module and battery；The signal transacting MCU electrically connects institute
State strain gauge measuring head, linear calibration's interface, eeprom memory, battery power management module, LED and wireless module；
The battery power management module is connected with the battery；Sensor section can carry out reliable place immediately to the signal of collection
Reason so that obtain more stable signal transmission, greatly reduce loss of signal；Demarcation interface can carry out periodic calibrating, it is ensured that
Measure precision；Battery reduces the power line of Sensor section as power supply, lays and more facilitates；
Main frame of the present utility model is included：Control MCU, display screen, touch-key guidance panel, DLL,
Eeprom memory, power supply, wireless module；The control MCU electrically connects the display screen by display interface；The control
MCU connects the touch-key guidance panel by keyboard control circuit control；The control MCU be also connected with DLL,
Printing interface, power supply and eeprom memory.Host machine part easily can be manipulated and shown；Pass through control after wireless reception of signals
MCU processing processed, due to being that therefore wireless connection flexibly can use main frame is more convenient and places.
Brief description of the drawings
Fig. 1 is a kind of circuit structure theory diagram of the main frame of embodiment of the present utility model；
Fig. 2 is a kind of circuit structure theory diagram of the sensor of embodiment of the present utility model.
Embodiment
Below in conjunction with the accompanying drawings and embodiment describes the utility model embodiment：
It should be noted that structure, ratio, size for illustrating in this specification institute accompanying drawing etc., only to coordinate explanation
Content indicated by book, so that those skilled in the art is understood with reading, is not limited to the utility model enforceable
Qualifications, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influenceing the utility model can be generated
Effect and the purpose that can reach under, all should still fall and obtain the scope that can cover in the technology contents disclosed in the utility model
It is interior.
As shown in Fig. 1~2, it illustrates embodiment of the present utility model；As illustrated, the utility model is disclosed
A kind of plant equipment pull bar force analysis tester, the sensor mutually communicated wirelessly comprising main frame and with main frame；Its
In, the sensor is the strain gauge assembly using wireless transmitter receiver technology.The main frame is wireless receiving transmitting point
Analysis processing MCU control process shows main frame.
The strain gauge assembly is included：Strain gauge, signal transacting, linear calibration, eeprom memory, battery
Power management, LED are indicated, wireless transmitting and receiving device.Wireless transmitter receiver analyzing and processing MCU controls show that main frame is included：
MCU main frames, LED display are shown, touch-key guidance panel, DLL, eeprom memory, power supply, wireless receiving
Emitter.
The utility model is when carrying out test and applying, with wireless transmitting and receiving device, it is to avoid use conductor connections,
Clamping line and take-down time are reduced, greatly increases and uses operating efficiency.
The utility model can avoid excessive wire from connecting the loss of signal caused and interference by reducing wire connection
The test error brought；The utility model can solve the survey of the pull bars such as injection machine, die casting machine, hydraulic press (tie bar) stressing conditions
Amount, analyzing and processing function.The problem of finding to there is uneven stress in mechanical equipment system in time, energy extension device uses the longevity
Life, raising finished product rate.
Main frame of the present utility model connects four groups of totally 8 sensors, can show corresponding test content and data.Pass through
Sensor is pull-in on tie bar by strong magnets relatively, foil gauge is embedded with sensor, because there is strong magnets so that strain
Piece closely can be attached on tie bar；When the plant equipment such as injection machine apply pulling force or pressure to tie bar, it can all cause lattice
Lin Zhu produces miniature deformation, and this miniature deformation can cause foil gauge resistance to change.By being adopted to change in resistance signal
Collect and calculate to obtain stress value；
The utility model lays host mobility more convenient by being wirelessly transferred.Without each connection of plug during measurement
Device, without bracing wire wiring, greatly increases operating efficiency；It need not consider that wire is damaged by pressure by machine, during measurement nimbly and freely；Lead
The signal of sensor transmission can be lost in line, and wire can also increase the interference of outer signals, and the utility model is connect using wireless transmission
Receive standard code transmission and greatly improve measuring accuracy；
In some preferred embodiments, main frame of the present utility model controls 32 MCU using High Performance SCM；It is colored
LCD display is shown；Touch or touch-tone keypad (+.-. displacement setting units resets power switches) etc.；Main frame, which is set, to be expanded
The external interface of exhibition；Wherein, RS485 interfaces are at least reserved with.
In some preferred embodiments, sensor of the present utility model is controlled comprising MCU；Sent using wireless mode.Often
Individual sensor has a cognizance code.Sensor is powered by the chargeable lithium battery of small size.Switch is designed with, 2- can be used in battery
3 years.Sensor has indicator lamp (LED), indicates to send data or connection status and battery charge prompting.Sensor is realized
MCU is controlled, sensor itself demarcation, detection Data Digital processing, the New function such as is wirelessly transferred.
Sensor of the present utility model is handled signal using MCU, while calibrating function is newly increased, using chargeable
Pond powers, and reduces the signal interference that line is introduced.
It is of the present utility model to be designed with demarcation with interface and programming interface；Main frame display content is surveyed comprising each road sensor
Try numerical value, and accumulated value, qualified with unqualified, measured body diameter mm ,+.-. is shifted, cell host voltage status.
The utility model needs to demarcate the need for preceding and fixed cycle is used to the error of sensor.Calibration and usage
Special calibration facility is surveyed and demarcated.
The utility model preferred embodiment is explained in detail above in conjunction with accompanying drawing, but the utility model is not limited to
Above-mentioned embodiment, in the knowledge that those of ordinary skill in the art possess, can also not depart from the utility model
Made a variety of changes on the premise of objective.
Many other changes and remodeling can be made by not departing from spirit and scope of the present utility model.It should be appreciated that this reality
Specific embodiment is not limited to new, scope of the present utility model is defined by the following claims.
Claims (4)
1. a kind of plant equipment pull bar force analysis tester, the plant equipment includes injection machine, die casting machine, hydraulic press；Institute
Pull bar is stated for tie bar；It is characterized in that：The sensor mutually communicated wirelessly comprising main frame and with main frame；
The sensor is the strain gauge assembly comprising wireless module；The main frame is to include wireless module main frame；
The strain gauge assembly is included：Strain gauge measuring head, signal transacting MCU, linear calibration's interface, EEPROM are deposited
Reservoir, battery power management module, LED, wireless module and battery；The signal transacting MCU electrically connects the strain gauge
Measuring head, linear calibration's interface, eeprom memory, battery power management module, LED and wireless module；The battery supply
Management module is connected with the battery；
The main frame is included：Control MCU, display screen, touch-key guidance panel, DLL, eeprom memory, electricity
Source, wireless module；The control MCU electrically connects the display screen by display interface；The control MCU passes through Keyboard Control electricity
The road control connection touch-key guidance panel；The control MCU be also connected with DLL, printing interface, power supply and
Eeprom memory.
2. a kind of plant equipment pull bar force analysis tester as claimed in claim 1, it is characterised in that：The display screen is
Color LCD display；The control MCU of the main frame is also associated with external interface, and the external interface connects including at least RS485
Mouthful；The signal transacting MCU is connected with signal processing module；The signal processing module is connected with strain gauge measuring head.
3. a kind of plant equipment pull bar force analysis tester as claimed in claim 1, it is characterised in that：The sensor
Quantity is four groups, and every group is two；Sensor is pull-in on tie bar by strong magnets.
4. a kind of plant equipment pull bar force analysis tester as claimed in claim 3, it is characterised in that：Each sensor is equal
Provided with a cognizance code；The battery of sensor is chargeable lithium battery, and battery is 2~3 years.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720251020.5U CN206618523U (en) | 2017-03-15 | 2017-03-15 | A kind of plant equipment pull bar force analysis tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720251020.5U CN206618523U (en) | 2017-03-15 | 2017-03-15 | A kind of plant equipment pull bar force analysis tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206618523U true CN206618523U (en) | 2017-11-07 |
Family
ID=60232611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720251020.5U Expired - Fee Related CN206618523U (en) | 2017-03-15 | 2017-03-15 | A kind of plant equipment pull bar force analysis tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206618523U (en) |
-
2017
- 2017-03-15 CN CN201720251020.5U patent/CN206618523U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 Termination date: 20180315 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |