CN208323237U - Pressing machine with test function - Google Patents
Pressing machine with test function Download PDFInfo
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- CN208323237U CN208323237U CN201820809048.0U CN201820809048U CN208323237U CN 208323237 U CN208323237 U CN 208323237U CN 201820809048 U CN201820809048 U CN 201820809048U CN 208323237 U CN208323237 U CN 208323237U
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- pressing machine
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Abstract
The utility model provides a kind of pressing machine with test function, including rack and controller, and displacement sensor, pressure sensor and the touch screen being electrically connected with the controller, displacement sensor is set in rack, and the measuring head with displacement sensor mechanical connection is additionally provided in rack, pressure sensor is set on measuring head, the pressing plate opposite with measuring head is additionally provided with below rack, pressing plate is for carrying workpiece for measurement；Displacement signal is sent to controller for generating displacement signal during the test by displacement sensor；Pressure signal is sent to controller for generating pressure signal during the test by pressure sensor；Controller is used to displacement signal and pressure signal being sent to touch screen；Touch screen is for showing displacement signal and pressure signal.The utility model is based on displacement sensor and pressure sensor, has carried out real-time display to the displacement signal and pressure signal that generate in test process, has realized the accurate monitoring to test process.
Description
Technical field
The utility model relates to the field of test technology, in particular to a kind of pressing machine with test function.
Background technique
In industrial automation manufacturing, the stability of product more and more attention has been paid to also gradually permeating by this concern
In the industry that each is related to machine finishing to automobile manufacture, electric appliance and electronic, medical instrument etc..Certain after the completion of product manufacturing
A little fc-specific test FCs are to guarantee a key factor of product quality.
It is currently used in the test equipment of test spring force, contact engaging and separating force, deformation, service life, intensity, destructive power, key etc., is moved
Power source generallys use the modes such as hydraulic, air pressure and gas-liquid pressure-boosting, but when use above-mentioned power source test, the pressure and displacement of test
It is all unable to accurately control, and the degree of automation is lower, the record of test data and communication are relatively difficult, and cannot achieve can chase after
It traces back.In addition, hydraulic need hydraulic station to provide power, travel speed is slow, and energy consumption is higher, and is also easy to produce oil pollution；Air pressure needs
Compressed air provides power, and producible pressure is small.
As for the test equipment using servo electric cylinders, servo electric cylinders generally use PLC (programmable logic controller (PLC))
It is monitored and controls, but be difficult to realize be precisely controlled.It is limited to the sample frequency of PLC, the valid data point pole that can be monitored
It is few, it can not really reflect the case where testing key point, not only testing efficiency is low, and it is even more impossible to guarantee product quality.
In addition, even if using high frequency sampling board, it is existing based on PLC monitoring control equipment to realize to test
The assessment of curve then needs complicated, professional programming and debugging, brings great inconvenience to using.
Utility model content
The technical problems to be solved in the utility model is to overcome and can not accurately monitor test process in the prior art
Defect provides a kind of pressing machine with test function.
The utility model is to solve above-mentioned technical problem by following technical proposals:
A kind of pressing machine with test function, it is characterized in that, the pressing machine includes rack and controller, Yi Jiyu
Displacement sensor, pressure sensor and the touch screen of the controller electrical connection, institute's displacement sensors are set in the rack,
And the measuring head with institute's displacement sensors mechanical connection is additionally provided in the rack, the pressure sensor is set to the survey
It tries on head, the pressing plate opposite with the measuring head is additionally provided with below the rack, the pressing plate is for carrying workpiece for measurement；
Institute's displacement signal is sent to described by institute's displacement sensors for generating displacement signal during the test
Controller；
The pressure signal is sent to described by the pressure sensor for generating pressure signal during the test
Controller；
The controller is used to institute's displacement signal and the pressure signal being sent to the touch screen；
The touch screen is for showing institute's displacement signal and the pressure signal.
Preferably, the controller is used to generate test process song according to institute's displacement signal and the pressure signal
Line, and the test process curve is sent to the touch screen, the test process curve includes pressure-time curve, position
At least one of shifting-time graph, pressure force-displacement curve；
The touch screen is for showing the test process curve.
Preferably, the pressing machine further includes servo motor and servo electric cylinders, the servo motor and the controller are electric
Connection, the servo motor and the servo electric cylinders are set in the rack, and one end of the servo electric cylinders is connected to described watch
It takes motor and the other end is connected to the measuring head；
The touch screen is used to receive the first instruction of setting test process parameter, and first instruction is sent to institute
Controller is stated, the test process parameter includes test displacement and test speed；
The controller is used to first instruction being sent to the servo motor.
Preferably, the touch screen is also used to receive the second instruction of setting evaluation process parameter, and described second is referred to
Order is sent to the controller；
The evaluation process parameter include upper pressure limit, low pressure limit, pressure mean value, pressure slope threshold value, pressure most value,
It is displaced the upper limit, displacement lower limit, displacement mean value, displacement slope threshold value, displacement most at least one of value, knee value, lag parameter.
It selects the third of point to be assessed to instruct preferably, the touch screen is also used to receive, and the third is instructed and is sent out
It send to the controller.
Preferably, the touch screen is also used to receive the 4th instruction in setting region to be assessed, and the described 4th is instructed
It is sent to the controller, the region to be assessed includes the point to be assessed.
Preferably, the servo motor, servo electric cylinders and institute's displacement sensors are set in same tubular structure, it is described
Tubular structure is axially set in the rack.
Preferably, the pressing machine further includes shield, the shield is detachably connected with the rack, the tubular
In the space that structure is located at the rack and the shield is formed.
Preferably, the pressing machine further includes electrical cabinet, the electrical cabinet be set to the machine frame inside and with the control
Device electrical connection；
The electrical cabinet is used to power to the controller.
Preferably, the pressing plate is equipped with T-slot and standard threaded aperture；
And/or the rack is desk-top arch.
The positive effect of the utility model is: the utility model is based on displacement sensor and pressure sensor, right
The displacement signal and pressure signal generated in test process has carried out real-time display, realizes the accurate monitoring to test process.
Detailed description of the invention
Fig. 1 is the structural schematic diagram according to the pressing machine with test function of the utility model preferred embodiment.
Specific embodiment
A preferred embodiment is named, and completely illustrates the utility model in conjunction with attached drawing to become apparent from.
The present embodiment provides a kind of pressing machine with test function, Fig. 1 shows the structure of the pressing machine of the present embodiment
Schematic diagram.Referring to Fig.1, the pressing machine of the present embodiment includes: touch screen 1, measuring head 2, controller (not shown), displacement biography
Sensor 3, pressure sensor (not shown), rack 4, pressing plate 5.
Specifically, controller is electrically connected with displacement sensor 3, pressure sensor and touch screen 1 respectively, displacement sensor
The measuring head 2 with displacement sensor mechanical connection is additionally provided in rack 4, and in rack 4, pressure sensor is set to test
On first 2, wherein pressure sensor can be set to the outside or inside of measuring head 2 according to actual needs, and the lower section of rack 4 is also
Equipped with the pressing plate 5 opposite with measuring head 2, pressing plate 5 is for carrying workpiece for measurement.
During the test, measuring head 2 moves downward, the moving displacement of 3 real-time detection measuring head 2 of displacement sensor and life
At displacement signal, pressure sensor then the pressure on real-time detection measuring head 2 and generates pressure signal.Displacement sensor 3 and pressure
The displacement signal and pressure signal that force snesor is also generated respectively are sent to controller, and touch screen 1 then send out by display controller
It send to its displacement signal and pressure signal.
In the present embodiment, the frequency acquisition of displacement sensor 3 and pressure sensor can be up to 500kHz, so as to
The moving displacement of accurate detection measuring head 2 and pressure thereon.Controller can be generated according to displacement signal and pressure signal
Test process curve, test process curve can include but is not limited to corresponding pass between pressure and time on characterization test head 2
The pressure-time curve of system, the moving displacement of characterization test head 2 and the displacement-time curve of corresponding relationship, characterization between the time
The pressure force-displacement curve of corresponding relationship between pressure on measuring head 2 and the moving displacement of measuring head 2.Touch screen 1 can then be used
In showing above-mentioned test process curve, so that the present embodiment realizes the real-time prison to pressure and displacement during the test
It surveys, and then can be according to the pressure and Bit andits control test process real-time monitored.
Referring to Fig.1, the pressing machine of the present embodiment further includes tubular structure (not shown), and tubular structure is axially set to machine
On frame 4, and it is provided with displacement sensor 3, servo motor (not shown) and servo electric cylinders 6.Specifically, servo electricity
Machine is electrically connected with the controller, and one end of servo electric cylinders 6 is connected to servo motor and the other end is connected to measuring head 2.To save
Servo motor can be integrated in servo electric cylinders 6 by space.Touch screen 1 can receive the of several setting test process parameters
One instruction, and the first instruction is sent to controller to create test control program, test process parameter may include but unlimited
In test displacement and test speed, wherein the test control program including several first instructions according to actual needs, may be implemented
Single step, continuous or circular flow (cycle-index can customized setting according to actual needs).Controller sends out the first instruction
It send to servo motor, and then the operating band of servo motor can be passed through according to the test process parameter setting servo motor of setting
The operating of dynamic servo electric cylinders 6, and then control measuring head 2 and tested.
In the present embodiment, test control program may include several first instructions, and every one first instruction can be set
Independent test displacement and test speed, the combination of the first instruction of difference, can realize the test function of pressing machine with piecewise.Example
Such as, in idle stroke or backhaul, faster test speed (such as 50mm/s) can be set, to shorten test beat, improve production
Efficiency；And after being contacted with workpiece, then it can be set slower test speed (such as 10mm/s), to guarantee to test quality.Example again
It such as, can be when the displacement of measuring head 2 reaches a certain position, so that measuring head 2 is in pressure maintaining one by the setting to test displacement
After fixing time, returns again to and tested next time.To which the pressing machine of the present embodiment can according to actual needs, and realization is based on
Test a variety of different control models of displacement, test speed etc..
In the present embodiment, touch screen 1 can also receive the second instruction of setting evaluation process parameter, evaluation process parameter
It can include but is not limited to upper pressure limit, low pressure limit, pressure mean value, pressure slope threshold value, pressure most value, the displacement upper limit, position
Move lower limit, displacement mean value, displacement slope threshold value, displacement most value, knee value, lag parameter.Second instruction is sent to by touch screen 1
After controller, controller can be according to the evaluation process parameter of setting and the real-time testing conditional curve assessment workpiece of generation
It is not no to meet preset assessment target, and assessment result is shown on touch screen 1, wherein assessment result can be to testing
The data analysis result of journey curve, be also possible to test process (namely tested workpiece) whether He Ge result.
For example, spring be compressed into the elastic force that is generated when some length need it is accurate consistent, when carrying out spring force test,
Evaluation process parameter can then be set to include spring decrement and the corresponding value of elastic of the decrement, and then can be with
Using measuring head 2 by spring accurate compression to specific decrement, and pressure value corresponding to the specific decrement is obtained,
So as to assess this according to the evaluation process parameter of setting, and the test process curve (displacement-pressure curve) of generation
Whether spring meets preset assessment target.
In the present embodiment, touch screen 1, which can also receive, selects the third of point to be assessed to instruct, and touch screen 1 refers to third
After order is sent to controller, controller can be according to above-mentioned evaluation process parameter evaluation point to be assessed, and assessment result is shown
On touch screen 1.In addition, touch screen 1 can also receive the 4th instruction in the region to be assessed that setting includes point to be assessed, by this
After 4th instruction is sent to controller, controller can be located at the survey in region to be assessed according to above-mentioned evaluation process parameter evaluation
Conditional curve is tried to assess the point to be assessed.
For example, when carrying out contact engaging and separating force test to the workpiece, can choose in test process curve after workpiece is completed to assemble
Inflection point as pilot to be measured, its contact engaging and separating force is assessed.
It in the present embodiment, can evaluation process parameter based on setting and the test process curve (packet that generates in real time
Include point to be assessed) assess whether tested workpiece meets preset assessment target, once monitor that assessment result is to be unsatisfactory for,
The result of test failure can be then exported immediately to touch screen 1.
In the present embodiment, pressing machine can also include memory (not shown), for storing the test generated
Journey curve and the combination test process curve realize each tested workpiece to each assessment result of specific tested workpiece
Test data it is traceable.Wherein, it is communicated via USB (universal serial bus) interface and TCP/IP, can export and upload this
Data in memory.
Referring to Fig.1, the pressing machine of the present embodiment further includes shield 7, and shield 7 is detachably connected with rack 4, tubular knot
In the space that structure can be located at rack 4 and shield 7 is formed.Shield 7 can use but be not limited to transparent acrylic.
The pressing machine of the present embodiment further includes electrical cabinet 8, and electrical cabinet 8 can be set to 4 inside of rack and be electrically connected with controller
It connects, for powering to controller.
In the present embodiment, it is additionally provided with T-slot and standard threaded aperture on pressing plate 5, replaced to facilitate operation personnel for holding
Carry the tooling of workpiece for measurement.
In the present embodiment, rack 4 is desk-top arch, puts flexibly, can use but be not limited to aluminium or steel is made.
In the present embodiment, displacement sensor 3 includes but is not limited to encoder, resistance scale, grating scale, magnetic railings ruler, pressure
Sensor includes but is not limited to pulling force, pressure and the pull pressure sensor for straining chip, piezoeletric quartz sensor.
The manufacturer of servo motor can use but be not limited to Panasonic, Mitsubishi, An Chuan, Siemens, Rexroth, and controller was both
It can be via Profinet (the automation bus standard of new generation based on industrial Ethernet technology), CC-Link (Control&
Communication Link, control and communication link system) etc. communicated with servo motor, can also by servo electricity
Servo motor is arranged in machine exomonental mode.
Servo electric cylinders 6 can use ball-screw and roller screw, can be used with servo motor direct-connected or Zigzag type
Connection type.The installation of servo electric cylinders 6 can be using modes such as forward flange, side fixations.Servo electric cylinders 6 can have closed type
Limit switch, the stroke of servo electric cylinders 6 is limited firmly, when the push rod of servo electric cylinders 6 runs to the position of limit switch
When, the signal of limit switch output can allow immediately servo motor out of service, to ensure equipment safety.Limit switch and on
The setting that rheme moves the upper limit, is displaced lower limit, realizes the double shield to test process, is conducive to improve test process and pressure
The safety of installation.
It should be appreciated that the pressing machine in the present embodiment can not only carry out spring force test and contact engaging and separating force test, it can also be into
Row deformation test, life test, strength test, destructive power test, key testing etc..In addition, in small-sized press fitting occasion, press fitting
The measuring head of machine is also used as the press-loading head being pressed to workpiece, can be realized the accurate monitoring to press fitting process.
In the present embodiment, it can be based on displacement sensor and pressure sensor, the displacement generated in test process is believed
Number and pressure signal carried out real-time display, realize the accurate monitoring to test process.And then it can be based on the position monitored
It moves and pressure accurately controls test process, the test process curve for being also based on generation assesses tested workpiece, real
Show the automation of evaluation process and can be traced for test history data, it being capable of efficient, high texture completion test.
Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
This is merely illustrative of, and the protection scope of the utility model is defined by the appended claims.Those skilled in the art
Under the premise of without departing substantially from the principles of the present invention and essence, many changes and modifications may be made,
But these change and modification each fall within the protection scope of the utility model.
Claims (10)
1. a kind of pressing machine with test function, which is characterized in that the pressing machine includes rack and controller, and with institute
Displacement sensor, pressure sensor and the touch screen of controller electrical connection are stated, institute's displacement sensors are set in the rack, and
And the measuring head with institute's displacement sensors mechanical connection is additionally provided in the rack, the pressure sensor is set to the test
On head, the pressing plate opposite with the measuring head is additionally provided with below the rack, the pressing plate is for carrying workpiece for measurement；
Institute's displacement signal is sent to the control for generating displacement signal during the test by institute's displacement sensors
Device；
The pressure signal is sent to the control for generating pressure signal during the test by the pressure sensor
Device；
The controller is used to institute's displacement signal and the pressure signal being sent to the touch screen；
The touch screen is for showing institute's displacement signal and the pressure signal.
2. as described in claim 1 with the pressing machine of test function, which is characterized in that the controller is used for according to
Displacement signal and the pressure signal generate test process curve, and the test process curve is sent to the touch
Screen, the test process curve include at least one of pressure-time curve, displacement-time curve, pressure force-displacement curve；
The touch screen is for showing the test process curve.
3. as described in claim 1 with the pressing machine of test function, which is characterized in that the pressing machine further includes servo electricity
Machine and servo electric cylinders, the servo motor are electrically connected with the controller, and the servo motor and the servo electric cylinders are set to institute
It states in rack, one end of the servo electric cylinders is connected to the servo motor and the other end is connected to the measuring head；
The touch screen is used to receive the first instruction of setting test process parameter, and first instruction is sent to the control
Device processed, the test process parameter include test displacement and test speed；
The controller is used to first instruction being sent to the servo motor.
4. as described in claim 1 with the pressing machine of test function, which is characterized in that the touch screen is also used to receive and set
The second instruction for estimating procedure parameter is commented on, and second instruction is sent to the controller；
The evaluation process parameter includes upper pressure limit, low pressure limit, pressure mean value, pressure slope threshold value, pressure most value, displacement
The upper limit, displacement lower limit, displacement mean value, displacement slope threshold value, displacement most at least one of value, knee value, lag parameter.
5. as claimed in claim 4 with the pressing machine of test function, which is characterized in that the touch screen is also used to receive choosing
The third instruction of point to be assessed is selected, and third instruction is sent to the controller.
6. as claimed in claim 5 with the pressing machine of test function, which is characterized in that the touch screen is also used to receive and set
The 4th instruction in region to be assessed is set, and the 4th instruction is sent to the controller, the region to be assessed includes institute
State point to be assessed.
7. as claimed in claim 3 with the pressing machine of test function, which is characterized in that the servo motor, servo electric cylinders
And institute's displacement sensors are set in same tubular structure, the tubular structure is axially set in the rack.
8. as claimed in claim 7 with the pressing machine of test function, which is characterized in that the pressing machine further includes protection
Cover, the shield is detachably connected with the rack, and the tubular structure is located at the rack and shield formation
In space.
9. as described in claim 1 with the pressing machine of test function, which is characterized in that the pressing machine further includes electrical
Cabinet, the electrical cabinet are set to the machine frame inside and are electrically connected with the controller；
The electrical cabinet is used to power to the controller.
10. as described in claim 1 with test function pressing machine, which is characterized in that the pressing plate be equipped with T-slot and
Standard threaded aperture；
And/or the rack is desk-top arch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820809048.0U CN208323237U (en) | 2018-05-28 | 2018-05-28 | Pressing machine with test function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820809048.0U CN208323237U (en) | 2018-05-28 | 2018-05-28 | Pressing machine with test function |
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| Publication Number | Publication Date |
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| CN208323237U true CN208323237U (en) | 2019-01-04 |
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ID=64775655
Family Applications (1)
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| CN201820809048.0U Active CN208323237U (en) | 2018-05-28 | 2018-05-28 | Pressing machine with test function |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111766055A (en) * | 2020-07-20 | 2020-10-13 | 帅测(上海)检测技术有限公司 | Button endurance test device |
| CN112264792A (en) * | 2020-10-27 | 2021-01-26 | 成都英泰基智能装备有限公司 | Control system and method for precise screw disassembly and assembly |
| CN113238505A (en) * | 2021-05-21 | 2021-08-10 | 深圳市思榕科技有限公司 | Method and system for realizing continuous controllable pressure and displacement |
-
2018
- 2018-05-28 CN CN201820809048.0U patent/CN208323237U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111766055A (en) * | 2020-07-20 | 2020-10-13 | 帅测(上海)检测技术有限公司 | Button endurance test device |
| CN112264792A (en) * | 2020-10-27 | 2021-01-26 | 成都英泰基智能装备有限公司 | Control system and method for precise screw disassembly and assembly |
| CN112264792B (en) * | 2020-10-27 | 2021-11-30 | 成都英泰基智能装备有限公司 | Control system and method for precise screw disassembly and assembly |
| CN113238505A (en) * | 2021-05-21 | 2021-08-10 | 深圳市思榕科技有限公司 | Method and system for realizing continuous controllable pressure and displacement |
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