CN114166481B - Inserted panel damping testing device - Google Patents
Inserted panel damping testing device Download PDFInfo
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- CN114166481B CN114166481B CN202111314602.0A CN202111314602A CN114166481B CN 114166481 B CN114166481 B CN 114166481B CN 202111314602 A CN202111314602 A CN 202111314602A CN 114166481 B CN114166481 B CN 114166481B
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- 238000012360 testing method Methods 0.000 title claims abstract description 45
- 238000013016 damping Methods 0.000 title claims abstract description 16
- 210000001503 joint Anatomy 0.000 claims description 8
- 238000009864 tensile test Methods 0.000 claims description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 235000004443 Ricinus communis Nutrition 0.000 claims 1
- 239000011435 rock Substances 0.000 abstract description 14
- 230000009194 climbing Effects 0.000 abstract description 7
- 238000009533 lab test Methods 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 2
- 208000035388 Ring chromosome 22 syndrome Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000010998 test method 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses an insert type panel damping test device, which aims to solve the problems that the stress condition of an actual rock climbing site rock plate cannot be displayed in a laboratory test, the measurement value error is large and potential safety hazards exist.
Description
Technical Field
The invention belongs to the field of test equipment, and particularly relates to an inserted panel damping test device.
Background
Currently, for the inserted panel damping test, the market mainly adopts laboratory test, and no on-site automatic test device exists yet. The laboratory test has a plurality of unavoidable defects, mainly the laboratory can only take part of samples for fixing and testing, and the stress condition of the actual rock climbing site rock plate cannot be truly shown; the on-site measurement can only be carried out through a support, one end of the pulley device is connected with a lifting screw on the panel, and the other end of the pulley device is hung with a weight to apply load, but the maximum load can only be measured, the load can not be applied at a certain speed according to the standard requirement, the measured value has large error, and certain potential safety hazard exists.
Disclosure of Invention
The invention aims to solve the problems that the laboratory test cannot show the stress condition of the actual rock climbing field rock plate, the measured value error is large and the potential safety hazard exists.
The technical scheme of the invention is as follows: the utility model provides an inserted panel damping testing arrangement, includes crane, frame strutting arrangement, tensile testing arrangement, the crane top is equipped with frame strutting arrangement, is equipped with tensile testing arrangement in the frame strutting arrangement, the crane includes truckle, chassis, spout a, connecting rod, pull rod, electric putter, lift platform, stand seat, spout b, chassis top both sides are equipped with spout a, the chassis middle part is equipped with electric putter, chassis bottom four corners is equipped with 4 truckles, the lift platform bottom corresponds chassis relevant position and is equipped with spout b, the connecting rod is two-to-two alternately and two end to end links to form and cuts the mechanism, the one end fixed connection lift platform in shear mechanism upper portion, and other end is connected lift platform bottom spout b, the fixed connection chassis of lower part one end, other end is connected chassis spout a, electric putter connects the shear mechanism middle part, be equipped with the pull rod on the chassis, lift platform top four corners are equipped with stand seat;
the frame supporting device comprises a long supporting rod, an intermediate joint, a wall fixing seat, a cross shaft right-handed joint, a left-handed sleeve, a cross shaft left-handed joint, a tile holding cross joint, a short supporting rod and a tile holding joint, wherein the two long supporting rods are connected through the intermediate joint to form a connecting rod, the two connecting rods are arranged in parallel, two mutually parallel short supporting rods are horizontally arranged between the two vertical connecting rods, two parallel longitudinal short supporting rods are upwards arranged on the left-handed short supporting rod, the top of the two longitudinal short supporting rods is respectively connected with one oblique short supporting rod, the other ends of the two oblique short supporting rods are connected to the right-handed short supporting rods to form a triangular frame, each of the two connecting rods is downwards provided with two connecting rods for connecting upright post seats arranged at four corners of the top of a lifting platform, each of the two longitudinal short supporting rods is provided with a tile holding cross joint up and down, one end of the left-handed sleeve is provided with a cross shaft right-handed joint, the other end of the left-handed sleeve is provided with a cross shaft left-handed joint, the left-handed sleeve is connected with the two longitudinal short supporting rods through the cross shaft left-handed joint, and the tile holding joint is connected with the short supporting rods through the cross bearing tile holding joint through the cross joint, and the long tile holding joint is connected with the support rods through the long tile holding joint;
the tension testing device comprises an electric cylinder fixing plate, an electric cylinder fixing lug seat, a servo motor, an electric cylinder front lug ring, a lug ring connecting frame, a force value sensor and a lifting ring screw, wherein the electric cylinder is arranged on the electric cylinder fixing plate, the rear end of the electric cylinder is connected with the servo motor, the electric cylinder fixing lug seat is arranged behind the servo motor, the electric cylinder front lug ring is arranged at the front end of the electric cylinder, the electric cylinder front lug ring is connected with the force value sensor through the lug ring connecting frame, and the force value sensor is connected with the lifting ring screw; the bottom of the electric cylinder fixing plate is connected with two short supporting rods which are horizontally arranged.
The lifting range of the lifting frame is 0-2 m.
The long support rod, the middle joint, the left-right rotary sleeve and the short support rod are all made of aluminum alloy.
And a brake device is arranged on the trundle.
The invention has the advantages that:
the invention connects the control system, the lifting frame, the frame supporting device and the tension testing device reasonably and effectively, realizes systematic and automatic control of the testing device, has convenient and safe operation, can realize on-site or laboratory test, and has wide application range.
The inserted panel damping testing device can realize automatic operation, remote control and consistency and repeatability in testing through a structure. The inserted panel damping test can be performed in the laboratory when the tensile testing device is installed in the laboratory. When the tension testing device is fixed on the frame and integrally moved to the site, the inserted panel damping test can be realized on the site, the remote monitoring operation is realized, the operation is simple and safe, the personnel operation is all performed in a safe area outside 4-5 meters, and the personnel can be prevented from being accidentally injured by the site operation.
Drawings
Fig. 1 is an overall isometric view of the present invention.
Fig. 2 is an isometric view of the elevator of the present invention.
Fig. 3 is an isometric view of an inventive frame support device.
Fig. 4 is an isometric view of an inventive tensile testing device.
Fig. 5 is an exploded view of the tensile testing device of the present invention.
Fig. 6 is an exploded view of the rack support device of the present invention.
Fig. 7 is a schematic view of a test rock board for eye screw attachment in accordance with the present invention.
Reference numerals illustrate: the electric cylinder lifting device comprises a braking trundle-1, an underframe-2, a sliding chute a-3, a connecting rod-4, a pull rod-5, an electric push rod-6, a lifting platform-7, a stand column seat-8, a long supporting rod-9, a middle joint-10, a wall surface fixing seat-11, a cross shaft right-handed joint-12, a left-handed sleeve-13, a cross shaft left-handed joint-14, a tile holding cross joint-15, a short supporting rod-16, a tile holding joint-17, an electric cylinder fixing plate-18, an electric cylinder fixing lug seat-19, a servo motor-20, an electric cylinder-21, an electric cylinder front lug ring-22, an electric lug ring connecting frame-23, a force value sensor-24, a lifting ring screw-25 and a sliding chute b-26.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by a person of ordinary skill in the art based on the examples of the invention without any inventive effort, are within the scope of the invention.
The technical scheme of the invention is described in detail below with reference to the accompanying drawings.
As shown in fig. 1-4: the inserted panel damping test device comprises a lifting frame, a frame support device and a tension test device, wherein the frame support device is arranged above the lifting frame, the tension test device is arranged in the frame support device,
the lifting frame comprises casters 1, a bottom frame 2, sliding grooves a3, connecting rods 4, pull rods 5, electric push rods 6, lifting platforms 7, upright post bases 8 and sliding grooves b26, wherein the sliding grooves a3 are formed in two sides above the bottom frame 2, the electric push rods 6 are arranged in the middle of the bottom frame 2, 4 casters 1 are arranged at four corners of the bottom frame 2, the sliding grooves b26 are formed in corresponding positions of the bottom of the lifting platforms 7, every two centers of the connecting rods 4 are intersected and are connected end to form a scissor mechanism, one end of the upper part of each scissor mechanism is fixedly connected with the lifting platform 7, the other end of each scissor mechanism is connected with the sliding groove b26 at the bottom of the lifting platform 7, one end of the lower part of each scissor mechanism is fixedly connected with the bottom frame 2, the other end of each scissor mechanism is connected with the sliding groove a3 of the bottom frame 2, the electric push rods 6 are connected with the middle part of each scissor mechanism, the pull rods 5 are arranged on the bottom frame 2, and the upright post bases 8 are arranged at four corners of the top of the lifting platform 7.
The frame supporting device comprises a long supporting rod 9, an intermediate joint 10, a wall surface fixing seat 11, a cross shaft right-handed joint 12, a left-handed sleeve 13, a cross shaft left-handed joint 14, a tile holding cross joint 15, a short supporting rod 16 and a tile holding joint 17, wherein the two long supporting rods 9 are connected through the intermediate joint 10 to form a connecting rod, the two connecting rods are arranged in parallel, two mutually parallel short supporting rods 16 are horizontally arranged between the two vertical connecting rods, two parallel longitudinal short supporting rods 16 are upwards arranged on the left-handed short supporting rod 16, the top parts of the two longitudinal short supporting rods 16 are respectively connected with an oblique short supporting rod 16, the other ends of the two oblique short supporting rods 16 are connected to the right-handed short supporting rods 16 to form a triangular frame, each of the two connecting rods is downwards provided with two connecting rods for connecting the upright post seat 8 arranged at four corners of the top of the lifting platform 7, each of the two longitudinal short supporting rods 16 is provided with a tile holding cross joint 15 up and down, one end of the left-handed sleeve 13 is provided with a cross shaft right-handed joint 12, the other end is provided with a cross shaft left-handed joint 14, the left-handed sleeve 13 is connected with the two short supporting rods through the cross shaft left-handed joint 16 through the cross joint 17, and the left-handed sleeve 13 is connected with the left-handed short supporting rods through the left-handed joint 16 through the left-handed joint 17;
the tension testing device comprises an electric cylinder fixing plate 18, an electric cylinder fixing lug seat 19, a servo motor 20, an electric cylinder 21, an electric cylinder front lug 22, a lug connecting frame 23, a force value sensor 24 and a lifting ring screw 25, wherein the electric cylinder 21 is arranged on the electric cylinder fixing plate 18, the rear end of the electric cylinder 21 is connected with the servo motor 20, the electric cylinder fixing lug seat 19 is arranged behind the servo motor 20, the electric cylinder front lug 22 is arranged at the front end of the electric cylinder 21, the electric cylinder front lug 22 is connected with the force value sensor 24 through the lug connecting frame 23, and the force value sensor 24 is connected with the lifting ring screw 25; the bottom of the electric cylinder fixing plate 18 is connected with two short supporting rods 16 which are horizontally arranged.
The lifting range of the lifting frame is 0-2 m.
The long support rod 9, the middle joint 10, the left-right rotary sleeve 13 and the short support rod 16 are all made of aluminum alloy.
The caster 1 is provided with a brake device.
All components of the frame supporting device comprise a long supporting rod 9, an intermediate joint 10, a wall surface fixing seat 11, a cross shaft right-handed joint 12, a left-handed sleeve 13, a cross shaft left-handed joint 14, a tile holding cross joint 15, a short supporting rod 16 and a tile holding joint 17, which are detachable and convenient to carry and assemble.
All components of the tension testing device, namely the electric cylinder fixing plate 18, the electric cylinder fixing lug seat 19, the servo motor 20, the electric cylinder 21, the electric cylinder front earrings 22, the earring connecting frame 23, the force value sensor 24 and the lifting ring screw 25, are detachable, and the tension testing device is convenient to carry and assemble.
The lifting frame is characterized in that an electric push rod 6 on the underframe 2 is controlled by a button, a scissor mechanism is utilized to enable a lifting platform 7 to vertically lift, a pull rod 5 can be used for dragging the lifting platform to a position to be moved after the lifting platform is completely retracted, and the lifting platform is lifted to a desired height and then the button is released and a brake device on the caster wheel 1 is pressed down to fix the position of the lifting platform.
As shown in figure 7, the front end of the eye screw 25 is connected with the panel, the electric cylinder 21 connected with the rear end of the eye screw 25 is controlled by the servo motor 20, the tension value is measured by the force value sensor 24 connected with the rear end of the eye screw 25, the whole test process is controlled by an external control system, the control system comprises an electric control system PLC, the electric control system is loaded at a certain speed by program calculation, and the tension value is fed back by the force value sensor 24.
When in use, the utility model is characterized in that:
1. checking before starting: checking whether the lifting frame, the frame supporting device and the tension testing device are fixed at the working position, firstly assembling the frame supporting device, connecting and forming a connecting rod by connecting two long supporting rods 9 with an intermediate joint 10, screwing and fixing the connecting rod to a stand seat 8 on the lifting platform 7, fixing the tension testing device through a short supporting rod 16, secondly, firstly, finding a rock point nearby by a wall fixing seat 11 and fixing the rock point on a rock plate by using a bolt, then, connecting a cross axle right-handed joint 12 and a cross axle left-handed joint 14 at two ends of a left-handed sleeve 13, and adjusting four left-handed sleeves 13 to enable the position of the frame supporting device to be aligned. Finally, the front end of the eye screw 25 is connected with the panel, and the rear end of the eye screw 25 is connected with the force value sensor 24 and the electric cylinder 21. Checking whether a cable connector of the equipment is inserted or not, and whether a power supply is normal or not;
2. starting a power supply, and setting required experimental parameters through an external control system;
3. insert panel damping test procedure:
a) Loading the test sample to (7.2.+ -. 0.05) kN at a rate of (20.+ -. 2) mm/min;
b) The load was held for 30 seconds;
c) Reducing to (1.2+/-0.05) kN, and measuring the deformation of the test sample;
d) Maintaining (1.2+/-0.05) kN load for 30s;
e) The test sample was loaded to (12.+ -. 0.05) kN at a rate of (20.+ -. 2) mm/min.
Parameter setting is carried out according to standard test requirements; the whole test process is controlled by a program of a control system, a signal is fed back by the servo motor 20 through the force value sensor 24, and the servo motor 20 is controlled to rotate forward or reversely through the program to meet the test requirement.
4. Clicking a start test button to automatically perform a test; monitoring in real time through a camera arranged on the frame supporting device, and observing the deformation condition of the rock plate in the test process;
5. after the experiment is completed, the system is withdrawn, the power supply is turned off, and the main lock between the eye screw 25 and the eye screw 25 on the panel is firstly loosened, so that the connection is disconnected; then detaching the screws on the four wall surface fixing seats 11 on the frame supporting device to separate the wall surface fixing seats 11 from the rock plate, and then lowering the lifting platform 7 to the lowest position by using the lifting button;
6. as shown in fig. 5 to 6, the frame supporting device and the tension testing device are disassembled finally, the assembly process is opposite in the specific disassembly process, all single pieces are disassembled according to the state before assembly, and the single pieces are respectively placed in the draw-bar box to facilitate transportation.
Since the panel damping test is an important indicator for the safety inspection of climbing facilities in a climbing venue. Most of domestic detection can only be performed in a laboratory at present, actual use conditions of a venue site cannot be reflected, and experimental data cannot completely reflect real test requirements. The invention just fills the blank of the domestic testing field, can better ensure the facility safety requirement of the rock climbing stadium, and provides more comprehensive safety guarantee for each rock climbing sportsman.
Claims (4)
1. The utility model provides an inserted panel damping testing arrangement, includes crane, frame strutting arrangement, tensile testing device, the crane top is equipped with frame strutting arrangement, is equipped with tensile testing device in the frame strutting arrangement, its characterized in that:
the lifting frame comprises casters (1), a bottom frame (2), sliding grooves a (3), connecting rods (4), pull rods (5), electric push rods (6), a lifting platform (7), a stand column seat (8) and sliding grooves b (26), wherein sliding grooves a (3) are formed in two sides above the bottom frame (2), the electric push rods (6) are arranged in the middle of the bottom frame (2), 4 casters (1) are arranged at four corners of the bottom frame (2), the sliding grooves b (26) are formed in the bottom of the lifting platform (7) corresponding to the corresponding positions of the bottom frame (2), the connecting rods (4) are intersected in two pairs and connected end to form a scissor mechanism, one end of the upper part of the scissor mechanism is fixedly connected with the lifting platform (7), the other end of the scissor mechanism is connected with the sliding grooves b (26) of the bottom of the lifting platform (7), one end of the lower part of the scissor mechanism is fixedly connected with the sliding grooves a (3) of the other end of the lifting platform (2), the electric push rods (6) are connected with the middle of the scissor mechanism, the pull rods (5) are arranged on the bottom frame (2), and stand column seats (8) are arranged at four corners of the top of the lifting platform (7).
The frame supporting device comprises a long supporting rod (9), an intermediate joint (10), a wall surface fixing seat (11), a cross shaft right-handed joint (12), a left-handed sleeve (13), a cross shaft left-handed joint (14), a tile-holding cross joint (15), short supporting rods (16) and tile-holding joints (17), wherein the two long supporting rods (9) are connected through the intermediate joint (10) to form a connecting rod, the two connecting rods are arranged in parallel, two parallel short supporting rods (16) are horizontally arranged between the two vertical connecting rods, two parallel longitudinal short supporting rods (16) are upwards arranged on the left-handed short supporting rod (16), the top of the two longitudinal short supporting rods (16) is respectively connected with one oblique short supporting rod (16), the other ends of the two oblique short supporting rods (16) are connected to the right-handed short supporting rods (16) to form a triangular frame, each connecting rod is downwards and is respectively provided with two connecting rods for connecting a stand column seat (8) arranged at the top of a lifting platform (7), each upper part and lower part of the two longitudinal short supporting rods is respectively provided with one tile-holding joint (15), one end of the cross shaft right-handed sleeve (13) is provided with the left-handed joint (14), the left-right rotating sleeve (13) is connected with the tile holding cross joints (15) on two longitudinal short support rods (16) through a cross shaft left-rotating joint (14), the left-right rotating sleeve (13) is connected with the wall surface fixing seat (11) through a cross shaft right-rotating joint (12), the connecting rods are connected through tile holding joints (17), the long support rods (9) are connected with the short support rods (16) through the tile holding joints (17), and the short support rods (16) are connected with the short support rods (16) through the tile holding cross joints (15);
the tension testing device comprises an electric cylinder fixing plate (18), an electric cylinder fixing lug seat (19), a servo motor (20), an electric cylinder (21), an electric cylinder front earring (22), an earring connecting frame (23), a force value sensor (24) and a lifting ring screw (25), wherein the electric cylinder (21) is arranged on the electric cylinder fixing plate (18), the rear end of the electric cylinder (21) is connected with the servo motor (20), the electric cylinder fixing lug seat (19) is arranged behind the servo motor (20), the front end of the electric cylinder (21) is provided with the electric cylinder front earring (22), the electric cylinder front earring (22) is connected with the force value sensor (24) through the earring connecting frame (23), and the force value sensor (24) is connected with the lifting ring screw (25); the bottom of the electric cylinder fixing plate (18) is connected with two short support rods (16) which are horizontally arranged.
2. The insert panel damping test apparatus according to claim 1, wherein: the lifting range of the lifting frame is 0-2 m.
3. The insert panel damping test apparatus according to claim 1, wherein: the long support rods (9), the middle joint (10), the left-right rotary sleeve (13) and the short support rods (16) are all made of aluminum alloy.
4. The insert panel damping test apparatus according to claim 1, wherein: and a braking device is arranged on the castor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111314602.0A CN114166481B (en) | 2021-11-08 | 2021-11-08 | Inserted panel damping testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111314602.0A CN114166481B (en) | 2021-11-08 | 2021-11-08 | Inserted panel damping testing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114166481A CN114166481A (en) | 2022-03-11 |
| CN114166481B true CN114166481B (en) | 2023-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111314602.0A Active CN114166481B (en) | 2021-11-08 | 2021-11-08 | Inserted panel damping testing device |
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| CN (1) | CN114166481B (en) |
Citations (7)
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| DE102004018303B3 (en) * | 2004-04-15 | 2005-11-03 | Maha Maschinenbau Haldenwang Gmbh & Co. Kg | Test bed for goods vehicles has stable guide and supporting rails arranged in side walls of pit and bridge mounted on these rails and able to be moved along by motor |
| KR101283432B1 (en) * | 2012-11-27 | 2013-07-08 | 민선미 | The travelling worktable for test repair reparailroad cars |
| DE102013111169A1 (en) * | 2013-10-09 | 2015-04-09 | Zwick Gmbh & Co. Kg | test cylinder |
| CN204269474U (en) * | 2014-11-18 | 2015-04-15 | 湖南千山制药机械股份有限公司 | Device for testing tensile force |
| CN204330362U (en) * | 2015-01-09 | 2015-05-13 | 中国石油大学(华东) | A kind of wire-control steering test platform damping analogue means |
| CN208022635U (en) * | 2018-01-26 | 2018-10-30 | 深圳供电局有限公司 | A mobile lifting platform for electric locomotive maintenance |
| CN110823680A (en) * | 2019-12-12 | 2020-02-21 | 宁波吉翔电力机具制造有限公司 | A tensile testing machine and its control method |
-
2021
- 2021-11-08 CN CN202111314602.0A patent/CN114166481B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004018303B3 (en) * | 2004-04-15 | 2005-11-03 | Maha Maschinenbau Haldenwang Gmbh & Co. Kg | Test bed for goods vehicles has stable guide and supporting rails arranged in side walls of pit and bridge mounted on these rails and able to be moved along by motor |
| KR101283432B1 (en) * | 2012-11-27 | 2013-07-08 | 민선미 | The travelling worktable for test repair reparailroad cars |
| DE102013111169A1 (en) * | 2013-10-09 | 2015-04-09 | Zwick Gmbh & Co. Kg | test cylinder |
| CN204269474U (en) * | 2014-11-18 | 2015-04-15 | 湖南千山制药机械股份有限公司 | Device for testing tensile force |
| CN204330362U (en) * | 2015-01-09 | 2015-05-13 | 中国石油大学(华东) | A kind of wire-control steering test platform damping analogue means |
| CN208022635U (en) * | 2018-01-26 | 2018-10-30 | 深圳供电局有限公司 | A mobile lifting platform for electric locomotive maintenance |
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| CN114166481A (en) | 2022-03-11 |
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