CN108982082A - The experimental rig of dead load ability - Google Patents
The experimental rig of dead load ability Download PDFInfo
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- CN108982082A CN108982082A CN201810602759.5A CN201810602759A CN108982082A CN 108982082 A CN108982082 A CN 108982082A CN 201810602759 A CN201810602759 A CN 201810602759A CN 108982082 A CN108982082 A CN 108982082A
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- load ability
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- 238000012360 testing method Methods 0.000 claims abstract description 129
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- 229910052751 metal Inorganic materials 0.000 claims description 14
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- 238000005299 abrasion Methods 0.000 description 1
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- 238000009864 tensile test Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
Abstract
The invention discloses a kind of experimental rigs of dead load ability, for carrying out dead load ability test to batch meter, the experimental rig of dead load ability includes: pedestal, the first guide rail, the first support plate, the second guide rail, test product platform, control cabinet, the second support plate, the 4th guide rail, force application apparatus and fixture.What test product platform can move along the x-axis is set on the second guide rail, and batch meter is fixed on test product platform；Cabinet is controlled, is fixed on the other end at the top of pedestal vertically, and the side for controlling cabinet towards the first guide rail is vertically fixed third guide rail；What force application apparatus can be moved along Y-axis is set on the 4th guide rail, and the push top that can be stretched is fixed on force application apparatus；Fixture is to carry out dead load ability test to batch meter.Whereby, the experimental rig of dead load ability of the invention can implement dead load ability test to each position of batch meter, and substantially increase the precision and test efficiency of applied force.
Description
Technical field
The present invention relates to experimental provision fields, especially with regard to a kind of experimental rig of dead load ability.
Background technique
Low-pressure metering box is that power industry uses more universal a kind of device, is often made under more rugged environment
With, therefore in order to guarantee that the devices such as these batch meters, cabinet, subrack and cabinet can be through in manufacture, storage, installation and use
It is normally operated, and is amenable to the influence of the environment in, testing inspection is carried out when needing to dispatch from the factory thus.
Static load test is precisely in order to evaluating and verifying the associated mechanical physical strength of test item and formulate.It is being tested
The top of product or outside part gradually apply vertical pressure, vertical uplift force or horizontal thrust, and observation batch meter is whole or local
The deformation generated at any time, with the breakdown test of determination corresponding shell rigidity and side wall.Cooperate different test fixtures, moreover it is possible to
Enough evaluations realized to the component (such as metering chamber door, mounting plate metal insert) on test item.
The device for applying certain force to test item is generally standardized equipment currently on the market, also there is referred to as " ten thousand
Energy testing machine ".The power applying method of such test apparatus is usually up and down direction, and the stroke range of thrust is extremely limited.Due to
Using the frame mode of portal frame, the width and height of test item are also significantly limited.It is past to encounter larger-size test item
Toward test force can not be applied on each position.Have again in order to carry out the examination of the dead load of rotary box door and metal insert
It tests, it is also necessary to which the direction of adjustment force and the angle of application, unquestionably existing product is unable to satisfy demand at all in the market.
The information disclosed in the background technology section is intended only to increase the understanding to general background of the invention, without answering
When being considered as recognizing or imply that the information constitutes the prior art already known to those of ordinary skill in the art in any form.
Summary of the invention
The purpose of the present invention is to provide a kind of experimental rigs of dead load ability, can be to each position of batch meter
Implement dead load ability test, and substantially increases the precision and test efficiency of applied force.
To achieve the above object, the present invention provides a kind of experimental rigs of dead load ability, for carrying out to batch meter
Dead load ability test, which is characterized in that the experimental rig of the dead load ability includes: pedestal, the first guide rail, the first support
Plate, the second guide rail, test product platform, control cabinet, the second support plate, the 4th guide rail, force application apparatus and fixture.First guide rail is solid
Due on the one end at the top of pedestal；First support plate, what can be moved along Y-axis is set on the first guide rail；Second guide rail
It is fixed in support plate；What test product platform can move along the x-axis is set on the second guide rail, and batch meter is fixed on test product platform
On；On the other end at the top that control cabinet is fixed on pedestal vertically, and it is solid vertically towards the side of the first guide rail to control cabinet
Surely there is third guide rail；What the second support plate can be moved along Z axis is set on third guide rail；4th guide rail is fixed on the second support
On plate；What force application apparatus can be moved along Y-axis is set on the 4th guide rail, and pushing away of can stretching is fixed on force application apparatus
Head；And the front end for being fixed on push top that fixture can be dismantled, and fixture is to carry out dead load ability test to batch meter；Its
In, control cabinet can control the first support plate moved on the first guide rail along Y-axis, test product platform on the second guide rail along X-axis
Movement, the second support plate moves on third guide rail along Z axis, force application apparatus moves and has a haircut along Y-axis on the 4th guide rail and applying
It stretches on power device.
In a preferred embodiment, control cabinet includes: cabinet body, servo motor, PLC, touch screen and control mould
Block.Cabinet body is fixed on vertically on the other end at the top of pedestal, and third guide rail is fixed on cabinet body towards the first guide rail vertically
Side；Servo motor and the first support plate, test product platform, the second support plate, force application apparatus and push top are electrically connected；Built in PLC
In in cabinet body；Touch screen is set on the outside of cabinet body, and touch screen is to human-computer interaction；And control module is built in cabinet body
It is interior；Wherein, touch screen is connect with PLC, control module and servo motor signal；Wherein, the option of touch screen is touched by clicking
Control module can be controlled by PLC and drives servo motor movement, so that servo motor be made to drive the first support plate, test product flat
Platform, the second support plate, force application apparatus and push top movement, and then fixture is driven to carry out dead load ability test to batch meter.
In a preferred embodiment, fixture is sidewall edge test fixture, shell stiffness test fixture or metal spiral shell
Line inserts test fixture；Wherein, sidewall edge test fixture carries out dead load ability test to the sidewall edge to batch meter；
Wherein, shell stiffness test fixture is tested to the shell rigidity to batch meter；And wherein, metal threaded inserts test
Fixture carries out load test to the axial of the metal threaded inserts to batch meter.
In a preferred embodiment, the rear end of push top has pull pressure sensor, to sense fixture to metering
The positive thrust and reversal interlocking relay of the application of case, and pull pressure sensor is connect with PLC signal.
In a preferred embodiment, the length of pedestal be 4000mm, width 2000mm, and control cabinet height
For 2.4m.
In a preferred embodiment, the rated power of servo motor is 400W.
Compared with prior art, the experimental rig of dead load ability according to the present invention has the following beneficial effects: this hair
The experimental rig of bright dead load ability, it is simple and reasonable, it is suitable for carrying out dead load ability to various sizes of batch meter
Test, and each position of batch meter can be tested, substantially increase the precision and test efficiency of applied force.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the experimental rig of dead load ability according to an embodiment of the present invention.
Fig. 2 is the knot of the sidewall edge test fixture of the experimental rig of dead load ability according to an embodiment of the present invention
Structure schematic diagram.
Fig. 3 is the knot of the shell stiffness test fixture of the experimental rig of dead load ability according to an embodiment of the present invention
Structure schematic diagram.
Fig. 4 is the metal threaded inserts test fixture of the experimental rig of dead load ability according to an embodiment of the present invention
Structural schematic diagram.
Main appended drawing reference explanation:
1- pedestal, the first guide rail of 2-, the first support plate of 3-, the second guide rail of 4-, 5- test product platform, 6- control cabinet, 7- the
Three guide rails, the second support plate of 8-, the 4th guide rail of 9-, 10- force application apparatus, 11- fixture, 12- sidewall edge test fixture, outside 13-
Shell stiffness test fixture, the metal threaded inserts test fixture of 14-.
Specific embodiment
With reference to the accompanying drawing, specific embodiments of the present invention will be described in detail, it is to be understood that guarantor of the invention
Shield range is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
As shown in Figures 1 to 4, Fig. 1 is the main view of the experimental rig of dead load ability according to an embodiment of the present invention
Structural schematic diagram, Fig. 2 are the sidewall edge test fixtures of the experimental rig of dead load ability according to an embodiment of the present invention
Structural schematic diagram, Fig. 3 be the experimental rig of dead load ability according to an embodiment of the present invention shell stiffness test folder
The structural schematic diagram of tool, Fig. 4 are the metal threaded inserts of the experimental rig of dead load ability according to an embodiment of the present invention
The structural schematic diagram of test fixture.
The experimental rig of a kind of dead load ability according to the preferred embodiment of the present invention, for carrying out static load to batch meter
Lotus ability test, which is characterized in that the experimental rig of the dead load ability includes: pedestal 1, the first guide rail 2, the first support plate
3, the second guide rail 4, test product platform 5, control cabinet 6, the second support plate 8, the 4th guide rail 9, force application apparatus 10 and fixture 11.The
On the one end at the top that one guide rail 2 is fixed on pedestal 1；First support plate 3, what can be moved along Y-axis is set to the first guide rail 2
On；Second guide rail 4 is fixed in support plate；What test product platform 5 can move along the x-axis is set on the second guide rail 4, and batch meter
It is fixed on test product platform 5；On the other end at control cabinet 6 top of being fixed on pedestal 1 vertically, and cabinet 6 is controlled towards the
The side of one guide rail 2 is vertically fixed third guide rail 7；What the second support plate 8 can be moved along Z axis is set on third guide rail 7；
4th guide rail 9 is fixed in the second support plate 8；What force application apparatus 10 can be moved along Y-axis is set on the 4th guide rail 9, and applies
The push top that can be stretched is fixed on power device 10；And the front end for being fixed on push top that fixture 11 can be dismantled, and fixture 11
To carry out dead load ability test to batch meter；Wherein, control cabinet 6 can control the first support plate 3 on the first guide rail 2
Moved along Y-axis, test product platform 5 moves along the x-axis on the second guide rail 4, the second support plate 8 moves on third guide rail 7 along Z axis,
Force application apparatus 10 moves and has a haircut along Y-axis on the 4th guide rail 9 to be stretched on force application apparatus 10.
In a preferred embodiment, control cabinet 6 includes: cabinet body, servo motor, PLC, touch screen and control mould
Block.Cabinet body is fixed on vertically on the other end at the top of pedestal 1, and third guide rail 7 is fixed on cabinet body towards the first guide rail 2 vertically
Side；Servo motor and the first support plate 3, test product platform 5, the second support plate 8, force application apparatus 10 and push top are electrically connected；
PLC is built in cabinet body；Touch screen is set on the outside of cabinet body, and touch screen is to human-computer interaction；And in control module
It is placed in cabinet body；Wherein, touch screen is connect with PLC, control module and servo motor signal；Wherein, it is touched by clicking touching
The option of screen can be controlled control module by PLC and drive servo motor movement, so that servo motor be made to drive the first support plate
3, test product platform 5, the second support plate 8, force application apparatus 10 and push top movement, and then fixture 11 is driven to carry out dead load to batch meter
Ability test.
In a preferred embodiment, fixture 11 be sidewall edge test fixture 12, shell stiffness test fixture 13 or
Metal threaded inserts test fixture 14；Wherein, sidewall edge test fixture 12 carries out static load to the sidewall edge to batch meter
Lotus ability test；Wherein, shell stiffness test fixture 13 is tested to the shell rigidity to batch meter；And wherein, golden
Belong to threaded insert test fixture 14 and carries out load test to the axial of the metal threaded inserts to batch meter.
In a preferred embodiment, the rear end of push top has pull pressure sensor, to sense 11 pairs of fixture meters
The positive thrust and reversal interlocking relay of the application of measuring tank, and pull pressure sensor is connect with PLC signal.
In a preferred embodiment, the length of pedestal 1 be 4000mm, width 2000mm, and control cabinet 6 height
Degree is 2.4m.
In a preferred embodiment, the rated power of servo motor is 400W.
In practical applications, the experimental rig of dead load ability of the invention uses horizontal design, test item (batch meter)
(test product platform 5) is installed on a firm platform, and positioned at one end of main guide rail, (main guide rail is responsible for before and after the Y-axis of test product
Movement).A promising low-pressure metering box mounting seat 1 customized on platform.The pedestal 1 be exclusively for low-pressure metering box and
Design.The smallest size of of low-pressure metering box is 650*450*120 (mm), and maximum is 1320*1000*180 (mm).Main guide rail
The other end be control cabinet 6, force application apparatus 10 can control cabinet 6 on move up and down, and push top can exert a force
It is moved forward and backward on device 10, control module controls high-power servo according to the pulling force or thrust of setting (passing through the option of touch screen)
Motor forward or reverse, then passes through the combination of deceleration device and ball-screw sliding block, and will be real-time by pull pressure sensor
Data are sent in PLC, and the power of 2000N or more can be applied on test item.
Wherein, pedestal 1 is the basis of experimental rig, the first guide rail 2, the first support plate 3, the second guide rail 4, test product platform 5
And control cabinet 6 waits components to be all located at thereon, and in the test preparation stage, after batch meter is mounted on test product platform 5, Ke Yirang
Batch meter is easily all around moved and (is moved along X-axis and Y-axis), by this allow force application apparatus 10 push top can be accurately aimed in terms of
The testing position point of measuring tank, and be moved forward and backward range and be not less than 1600mm, range is moved left and right not less than 1600mm.Wherein, it tries
Mounting hole, fluting, fastening clips, backboard mounting hole and the bandage hole equipotential of product platform 5 set all done it is well-designed, so as to
So that the batch meter of all specifications and various mounting means can be firmly mounted to above test product platform 5.
The control cabinet 6 of the vertical steel construction of about 2.4m one high is installed above the other side of pedestal 1, is laid out above
There are the thrust orbit (the 4th track) of a pair of vertical tracks (third guide rail 7) and horizontal motion, the vertical knot
Track on structure combines all test points that the moveable position of push top can be allowed to cover test item (batch meter).Push top, which is located at, to be applied
The front end of power device 10, fixture 11 are detachably secured to the front end of push top, and flexible stroke of having a haircut is not less than 300mm, on
Lower moving range is not less than 1600mm, moves left and right range and is not less than 1800mm, whole under the common assistance of above-mentioned three groups of tracks
The range that the point of application of the covering device on test item can cover reaches width 3200mm, height 1600mm, thickness 1600mm, complete
The specification of full up all electric power low-pressure batch meters of foot.
Force application apparatus 10 is after being connected and fixed fixture 11 by push top, and advancing or retreating to act on to be formed on test item pushes away
Power or pulling force, it is that PLC by control module controls high-power servo motor that push top, which is moved forward and backward, then by deceleration device and rolling
Ballscrew sliding block is realized.Force application apparatus 10 can produce under the action of a 400W servo motor and mating deceleration device
The positive thrust and reversal interlocking relay of 2000N or more.Due to using accurate screw structure, control module it is accurate calculate and
The displacement that precision reaches 0.01mm may be implemented under operation.Very accurate thrust and pull test can be carried out.Force application apparatus
10 control the speed to move forward and backward, and real-time feedback control mould according to the size of applied force and the mechanical strength of test item
Block, the latter can be according to the speed of test real time status adjustment force, to reach high-precision, quickly test.
All guiding rails use chromium plating straight optical axis, and Slipper is using 45# steel plate customization processing high intensity without pearl
Sliding block.In view of the present apparatus is pressure experimental device, rigid high-intensitive connection side is all made of in all installations and carriage
Formula connection prevents abrasion caused by weight power and damages.
Industrialized PLC, control module, servo motor and touch screen have been controlled built in cabinet 6, and can be with built-in
There is Two-stage control SCM system, collectively constitute control cabinet 6, which effectively ties each system of whole equipment
Altogether, cooperate logical relation, the whole process of test is accomplished that a step is completed, its integrated and without manual intervention spy
Point so that whole operation is become simple and fast, test force precisely in place, farthest meet relevant criterion requirement.Wherein show
The screen built-in program for human-computer interaction, user can make whole equipment by clicking the relevant options on touching touch screen
Carry out movement corresponding with the option.
The experimental rig of dead load ability of the invention has merged batch meter multifunction test, and metering box enclosure may be implemented
Stiffness test, the test of shell tolerance are threadedly coupled metal insert test, measure chamber door test and mounting plate test etc., and
Compatible all standard-sized batch meters tests, full-size batch meter be through 8 epitope of mutual inductor access type, 1320mm long ×
1000mm wide × 180mm high, minimum dimension are 2 epitope batch meter 648mm long × 450mm wide × 120mm high.
In addition, the experiment flow of the experimental rig of dead load ability of the invention is as follows:
Step 1: test item batch meter is fixed on test product platform 5；
Step 2: fixture 11 is fixed in the push top of force application apparatus 10；
Step 3: booting, selection thrust test (it also can choose other tests, such as: pressure testing), pass through touch screen
Interface on the position of the mobile test product platform 5 of test product platform 5 or 10 arrow button of force application apparatus or force application apparatus 10, fill force
Set 10 push top be located at test item force application part；
Step 4: setup parameter, such as apply thrust size, force time parameter；
Step 5: start key starting thrust test is clicked；
Step 6: replacement thrust fixture 11 repeats thrust experiment, and (different examinations can be carried out by replacing different fixtures 11
It tests)；
Step 7: it returns to initial interface and selects pull test, pass through test product platform 5 on touch screen interface or force application apparatus 10
The position of the mobile test item of arrow button or force application apparatus 10, makes test product be located at the suitable position of experiment, replaces pulling force traction rope,
It is acted on test item cabinet；
Step 8: setup parameter, such as apply pulling force size, force time parameter；
Step 9: it clicks start key and starts tensile test；
Step 10: test is completed.
In short, the experimental rig of dead load ability of the invention, simple and reasonable, it is suitable for various sizes of metering
Case carries out dead load ability test, and can test each position of batch meter, substantially increases the precision of applied force
And test efficiency.
The aforementioned description to specific exemplary embodiment of the invention is in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to the above instruction, can much be changed
And variation.The purpose of selecting and describing the exemplary embodiment is that explaining specific principle of the invention and its actually answering
With so that those skilled in the art can be realized and utilize a variety of different exemplary implementation schemes of the invention and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (6)
1. a kind of experimental rig of dead load ability, for carrying out dead load ability test to batch meter, which is characterized in that described
The experimental rig of dead load ability includes:
Pedestal；
First guide rail is fixed on the one end at the top of the pedestal；
First support plate, what can be moved along Y-axis is set on first guide rail；
Second guide rail is fixed in the support plate；
Test product platform, what can be moved along the x-axis is set on second guide rail, and the batch meter is fixed on the test product
On platform；
Cabinet is controlled, is fixed on the other end at the top of the pedestal vertically, and the control cabinet is towards described first
The side of guide rail is vertically fixed third guide rail；
Second support plate, what can be moved along Z axis is set on the third guide rail；
4th guide rail is fixed in second support plate；
Force application apparatus, what can be moved along Y-axis is set on the 4th guide rail, and being fixed on the force application apparatus can
Flexible push top；And
Fixture, what can be dismantled is fixed on the front end of the push top, and the fixture is to carry out static load to the batch meter
Lotus ability test；
Wherein, the control cabinet can control first support plate moved on first guide rail along Y-axis, the test product
Platform moves along the x-axis on second guide rail, second support plate moves on the third guide rail along Z axis, described applies
Power device moves on the 4th guide rail along Y-axis and the push top is stretched on the force application apparatus.
2. the experimental rig of dead load ability as described in claim 1, which is characterized in that the control cabinet includes:
Cabinet body is fixed on vertically on the other end at the top of the pedestal, and the third guide rail is fixed on the cabinet vertically
Body is towards the side of first guide rail；
Servo motor, with first support plate, the test product platform, second support plate, the force application apparatus and institute
Push top is stated to be electrically connected；
PLC is built in the cabinet body；
Touch screen is set on the outside of the cabinet body, and the touch screen is to human-computer interaction；And
Control module is built in the cabinet body；
Wherein, the touch screen is connect with the PLC, the control module and the servo motor signal；
Wherein, it can be controlled by the PLC described in the control module driving by clicking the option of the touching touch screen
Servo motor movement, so that the servo motor be made to drive first support plate, the test product platform, second support
Plate, the force application apparatus and push top movement, and then the fixture is driven to carry out dead load ability test to the batch meter.
3. the experimental rig of dead load ability as described in claim 1, which is characterized in that the fixture is sidewall edge test
Fixture, shell stiffness test fixture or metal threaded inserts test fixture；
Wherein, the sidewall edge test fixture carries out dead load ability test to the sidewall edge to the batch meter；
Wherein, the shell stiffness test fixture is tested to the shell rigidity to the batch meter；And
Wherein, the metal threaded inserts test fixture carries out load to the axial of the metal threaded inserts to the batch meter
Test.
4. the experimental rig of dead load ability as described in claim 1, which is characterized in that the rear end of the push top has tension and compression
Force snesor, to sense the positive thrust and reversal interlocking relay of application of the fixture to the batch meter, and the tension and compression
Force snesor is connect with the PLC signal.
5. the experimental rig of dead load ability as described in claim 1, which is characterized in that the length of the pedestal is
4000mm, width 2000mm, and the height of the control cabinet is 2.4m.
6. the experimental rig of dead load ability as described in claim 1, which is characterized in that the rated power of the servo motor
For 400W.
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| CN201810602759.5A CN108982082A (en) | 2018-06-12 | 2018-06-12 | The experimental rig of dead load ability |
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| CN201810602759.5A CN108982082A (en) | 2018-06-12 | 2018-06-12 | The experimental rig of dead load ability |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111665136A (en) * | 2020-07-14 | 2020-09-15 | 江西明正变电设备有限公司 | Mechanical static load performance detection platform for low-pressure metering box |
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