CN110077989B - Vibration detection equipment and supporting device thereof - Google Patents
Vibration detection equipment and supporting device thereof Download PDFInfo
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- CN110077989B CN110077989B CN201910458206.1A CN201910458206A CN110077989B CN 110077989 B CN110077989 B CN 110077989B CN 201910458206 A CN201910458206 A CN 201910458206A CN 110077989 B CN110077989 B CN 110077989B
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 195
- 238000001514 detection method Methods 0.000 title claims abstract description 48
- 229910000831 Steel Inorganic materials 0.000 claims description 80
- 239000010959 steel Substances 0.000 claims description 80
- 238000012360 testing method Methods 0.000 claims description 18
- 230000001360 synchronised effect Effects 0.000 claims description 16
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 27
- 230000008569 process Effects 0.000 description 23
- 230000000694 effects Effects 0.000 description 10
- 230000007423 decrease Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000010920 waste tyre Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
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- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Road Repair (AREA)
Abstract
The invention provides a vibration detection device and a supporting device thereof, wherein the supporting device comprises: a support base; the lifting piece is arranged on the supporting base; the rocker arm, one end of the rocker arm cooperates with the lifting piece, can be driven by the lifting piece to move up and down, and can rotate relative to the lifting piece, so that the other end of the rocker arm can rotate to a supporting position of equipment to be detected, and the equipment to be detected is supported. The supporting device provided by the invention adopts the rocker arm structure, and the rocker arm part can rotate relative to the supporting base, so that the supporting device can reach a proper supporting position quickly and is not limited by the placing position of the supporting base, the supporting device can be positioned quickly, and the detection efficiency is improved.
Description
Technical Field
The invention relates to the technical field of mechanical engineering, in particular to vibration detection equipment and a supporting device thereof.
Background
At present, in the existing detection process of vibration parameters of a steel-wheel road roller, a jack for the steel-wheel road roller is mostly used as a supporting device to lift a frame so as to measure vibration performance. Before lifting the frame, the placing distance between the two jacks needs to be calculated according to the width of the frame, so that the two jacks are respectively arranged at two side parts of the frame, and the frame can be lifted. The existing supporting device has the following two problems in the detection process: firstly, for steel wheel road rollers of different types, the positions between the supporting devices need to be readjusted before each detection because of different widths of the frames, which is time-consuming and labor-consuming; secondly, the steel wheel road roller is driven into between the supporting devices, and the phenomenon of deviation stopping usually exists, so that the frame is not aligned with the placing position of the supporting devices, and readjustment is required, and time and labor are wasted.
Disclosure of Invention
In order to solve at least one of the above problems, an object of the present invention is to provide a supporting device of a vibration detecting apparatus.
Another object of the present invention is to provide a vibration detecting apparatus including the above-mentioned supporting device.
In order to achieve the above object, a first aspect of the present invention provides a support device for a vibration detecting apparatus, including: a support base; the lifting piece is arranged on the supporting base; one end of the rocker arm is matched with the lifting piece and can move up and down under the drive of the lifting piece, and the rocker arm can rotate relative to the supporting base, so that the other end of the rocker arm can rotate to a supporting position of equipment to be detected to support the equipment to be detected; and the driving control module is connected with the lifting piece and used for driving and controlling the lifting piece to lift.
According to the supporting device of the vibration detection equipment, compared with the prior art, the rotatable rocker arm is added, the rocker arm can move up and down under the driving of the lifting piece, the rocker arm is lifted to the vicinity of a supporting position through the lifting piece and is lower than the supporting position, for example, the equipment to be detected is a steel wheel road roller, the other end of the rocker arm is located below a frame, then the other end of the rocker arm is rotated to a position right below the frame through rotation, and the lifting piece is driven to enable the other end of the rocker arm to abut against the bottom wall of the frame, so that the frame can be stably lifted.
According to the invention, by arranging the rotatable rocker arm, the step of aligning the lifting piece with the supporting position of the equipment to be detected before lifting in the prior art is omitted, and meanwhile, the process of adjusting the placing position of the supporting base in the detection process is omitted, so that the labor cost is saved. The support device can be quickly enabled to reach a proper support position through the rotation of the rocker arm without being limited by the placement position of the support base, so that the quick positioning of the support device is realized, the detection efficiency is greatly improved, time and labor are saved, and the support device has extremely high use value and economic value.
The supporting device provided by the invention can be used for suspending at least part of the equipment to be detected, so that the equipment to be detected does not need to be contacted with the ground when the parameter is detected, the detection effect is not influenced by the surrounding environment, and the accuracy of the detected vibration parameter is further improved.
On the other hand, through increasing drive control module, drive control module with the lifting piece links to each other, so that the drive the lifting piece goes up and down and controls the lifting height and the lifting speed of lifting piece, has saved the process of manual lifting correspondingly, has reduced the lifting degree of difficulty to be favorable to further saving cost of labor and time cost. In addition, the driving control module can perform or stop lifting work according to the position relation between the lifting piece and the equipment to be detected, and adjust the lifting height and the lifting speed of the lifting piece according to the actual working condition, so that the detection efficiency and the stability of the equipment to be detected in the detection process are further improved.
In addition, the supporting device of the vibration detection device in the technical scheme provided by the invention can also have the following additional technical characteristics:
in the above technical scheme, the supporting base comprises a bottom plate and a sleeve, the sleeve is vertically arranged on the bottom plate, a guide groove penetrating through the thickness direction of the side wall of the sleeve is arranged on the side wall of the sleeve, the guide groove extends upwards along the length direction of the sleeve, one end of the rocker arm is provided with a connecting part, and the connecting part is sleeved on the outer side wall of the sleeve; the lifting piece comprises a support, the support is located at the top of the lifting piece, a part of the support penetrates through the guide groove in the radial direction of the sleeve and extends out of the sleeve, and the connecting part is sleeved on the sleeve and supported on the support.
The supporting base comprises a bottom plate and a sleeve, wherein the bottom plate is used for increasing the supporting area of the supporting base and the ground, so that the whole supporting device is stable, and the supporting device is helpful to lift the stability of the equipment to be detected in the process. The sleeve is used for installing the lifting piece, and the lifting piece is arranged in the enclosed space of the sleeve and can play a role in fixing the lifting piece, so that the overall stability of the supporting device is further improved. On the other hand, this scheme has increased the support, with the support set up in the top of lifting spare is equipped with the guide way on telescopic lateral wall simultaneously, and a portion of support is followed telescopic radial pass the guide way and stretch out the sleeve is in order to support the rocking arm. Thus, one part of the bracket can move up and down in the sleeve, the other part of the bracket extends out of the sleeve to push the rocker arm, and the guide groove on the sleeve is used for controlling the movement direction of the bracket and takes the form of a vertical up-down sliding groove along the length direction of the sleeve so as to ensure that the rocker arm integrally moves up and down along the axial direction of the sleeve. Meanwhile, the connecting part is sleeved on the sleeve, the other end of the rocker arm can swing along the axial direction perpendicular to the sleeve, and thus the movement of the rocker arm in two directions is not interfered with each other by the arrangement of the support, so that the positioning effect of being more rapid and efficient is achieved for the other end of the rocker arm to rotate to the supporting position.
In the above technical solution, the sleeve is cylindrical, and the connecting portion of the rocker arm is a cylindrical structure adapted to the sleeve, so that the rocker arm can rotate relative to the lifting element; and/or the lifting element is arranged in the sleeve; and/or the upper end of the sleeve is opened, and the guide groove extends downwards from the upper end of the sleeve to form a U-shaped structure; and/or the number of the guide grooves is four, the support is in a cross shape, and the four end parts of the support respectively pass through the guide grooves corresponding to the support.
Preferably, the sleeve is cylindrical, one end of the rocker arm is provided with a cylindrical structure adapted to the sleeve, so that the rocker arm can rotate circumferentially around the lifting element, and the swing range of the rocker arm covers 360-degree circumferential range, so that the limitation on the setting position of the supporting device can be further reduced. When the vibration parameters of the road roller are detected, the rocker arm is rotated to the supporting position when the vibration parameters are detected, and the rocker arm is simple and convenient to operate.
Preferably, the lifting element is disposed within the sleeve. Can play the effect of fixed lifting piece, guarantee the stability of lifting piece in the lifting in-process to further improve the holistic stability of strutting arrangement.
Preferably, the upper end of the sleeve is open, and the guide groove extends downwards from the upper end of the sleeve to form a U-shaped structure. Like this, the guide way upwards runs through the upper end of sleeve, the upper end of sleeve with the vertical direction's of U type structure lateral wall is connected to be convenient for support between base and the lifting piece, and the assembly between rocking arm and the support, also further simplify the replacement process of spare part simultaneously.
Preferably, the number of the guide grooves is four, the support is in a cross shape, and four end parts of the support respectively pass through the guide grooves corresponding to the support. The cross support is simple in structure and practical, can provide more stable supporting effect on the rocker arm, and improves the stability of the rocker arm when lifting equipment to be detected. Of course, the support can also be in other shapes, the number and the shape of the guide grooves are in one-to-one correspondence with the part of the support penetrating through the sleeve, and the number and the shape of the guide grooves are not listed here, and the technical schemes can achieve the aim of the invention and do not deviate from the design ideas and the spirit of the invention, so the guide grooves are all in the protection scope of the invention.
In any of the above technical solutions, a supporting frame is provided at the other end of the rocker arm, the supporting frame includes a supporting plate and a supporting rod connected with the bottom wall of the supporting plate, and the supporting rod is rotatably connected with the rocker arm.
The other end of the rocker arm is provided with a supporting frame which can rotate. For example, the equipment to be detected is a steel wheel road roller, and the supporting plate can be rectangular plate-shaped, and through the rotary support frame and the rotation of the rocker arm, the supporting plate can rotate to the direction which is matched with the supporting position of the equipment to be detected, so that the supporting plate is positioned right below the frame, the supporting area is increased by being attached to the frame, and the frame is stably lifted up to play a better supporting role. On the other hand, the support components in the scheme are arranged at two side parts of the frame along the axial direction of the steel wheel, and the transverse distance between the two support devices can be changed through rotating the support frame so as to support road rollers with different sizes. Meanwhile, the supporting plate is parallel to the frame, so that the road machine does not need to be completely centered and the supporting effect of the supporting device is not affected even under the condition of a certain angle. After the deviation of the road roller is reduced, the position between the supporting devices is required to be readjusted, the detection speed is further increased, and the labor cost is saved.
In the above technical scheme, a round hole is formed in the other end of the rocker arm, and the support rod is inserted into the round hole and can rotate relative to the rocker arm, so that the support plate can rotate relative to the rocker arm; or the other end of the rocker arm is provided with a threaded hole, the supporting rod is provided with threads matched with the threaded hole, and the supporting rod is screwed with the threads of the rocker arm, so that the supporting plate can rotate relative to the rocker arm and move up and down.
Set up the round hole and peg graft the one end of bracing piece in the round hole, can make the backup pad can rotate for the rocking arm, wherein the round hole also can be circular through-hole, and the bracing piece passes this circular through-hole, and the rotation effect is better, can increase the support of rocking arm to the support frame simultaneously, improves the stability of lifting. Through setting up screw thread and screw, can make the connection of support frame and rocking arm inseparabler, simultaneously through rotatory can manual lifting backup pad, the supporting position of adjustment backup pad or the lifting wait to detect equipment, make to wait to detect equipment more steady, for example wait to detect equipment for, the road roller, can make the frame of road roller control highly symmetrical through the adjustment support frame to play more steady effect at the lifting in-process.
In any of the above technical solutions, a cushion pad is provided on the support plate.
The cushion pad is arranged on the supporting plate, so that the supporting plate can be prevented from being in direct contact with the supporting position of the equipment to be detected, and the equipment to be detected is effectively protected from being scratched or worn. The cushion pad may be a rubber member, a plastic member, or the like.
In any of the above technical solutions, the lifting member includes a jack, and the jack is disposed on the support base; the drive control module comprises a synchronous hydraulic system which is connected with the lifting piece.
The jack is convenient to use and wide in application, wherein the jack can be manually pressurized, hydraulically driven, manually pressurized or hydraulically pressurized like a manual hydraulic jack. The jack setting is higher on supporting the base stability. The driving control module is arranged, so that the operation is simple, and the labor cost is saved. The synchronous hydraulic system can be connected with the lifting pieces to realize synchronous lifting operation of the lifting pieces, so that integration of a plurality of lifting piece driving functions and control functions is realized, stability of the lifting pieces in lifting or descending processes is further improved, consistency in lifting height and lifting speed among the lifting pieces is guaranteed, stability of equipment to be detected is further guaranteed, and accuracy of vibration parameter detection is further improved.
In any of the above technical solutions, the supporting device further includes a remote control device and a receiving device matched with the remote control device, where the receiving device is connected with the driving control module, and the receiving device is configured to receive a control signal sent by the remote control device and send the control signal to the driving control module; and/or the driving control module is connected with the rocker arm and used for driving and controlling the rotation of the rocker arm.
Through setting up with drive control module complex remote control unit and receiving arrangement, can simplify drive control module's operation process, realize remote control, perhaps automatic control, both can improve speed, also further reduced the human cost. On the other hand, the control function is realized on the lifting piece, the rocker arm can be driven and controlled by the driving control module, the detection efficiency is further improved, and the cost is correspondingly saved because the lifting piece and the rocker arm share one set of driving control module.
A second aspect of the present invention provides a vibration detection apparatus, including: comprising a detection device and a support device according to any of the first aspect. The supporting device is used for lifting the equipment to be detected, so that the part to be detected of the equipment to be detected is suspended; the detection device is used for carrying out vibration test on the equipment to be detected when the part to be detected is suspended.
The vibration detecting apparatus provided by the second aspect of the present invention includes the supporting device according to any one of the first aspect, so that the vibration detecting apparatus has all the advantages of any one of the above-mentioned aspects, and will not be described herein.
In the technical scheme, the equipment to be detected is a single steel wheel road roller, the single steel wheel road roller comprises a frame and a steel wheel arranged on the frame, and the part to be detected is the steel wheel; the number of the supporting devices is two, and the supporting devices are used for respectively supporting two side parts of the frame along the axial direction of the steel wheel; or the equipment to be detected is a double-steel-wheel road roller, the double-steel-wheel road roller comprises a frame, a front steel wheel and a rear steel wheel, wherein the front steel wheel and the rear steel wheel are arranged on the frame, and the part to be detected is the front steel wheel and the rear steel wheel; the four supporting devices are used for supporting the two side parts of the frame along the axial direction of the front steel wheel and the two side parts of the frame along the axial direction of the rear steel wheel respectively.
For a single steel wheel road roller, two supporting devices are arranged at two side parts of the frame along the axial direction of the steel wheel, the position between the supporting devices does not need to be readjusted before each detection, and the frame can be used for road rollers of different models due to the fact that fixed installation positions do not exist, and meanwhile the problem that the supporting base interferes with the steel wheel can be avoided. The rocker arm structure is adopted, so that the supporting device can reach the position of the frame rapidly, rapid positioning is realized, and the detection efficiency is improved. On the other hand, when the vibration parameters of a plurality of road rollers are detected, the position of the supporting device does not need to be adjusted, and the efficiency of the whole detection process is improved.
For the double-steel-wheel road roller, the vibration testing device is used for supporting the two side parts of the frame along the axial direction of the front steel wheel and the two side parts of the frame along the axial direction of the rear steel wheel respectively, and can be used for the vibration testing of the front steel wheel and the rear steel wheel of the double steel wheels. It will also be appreciated that the provision of four support means may equally well be adapted to detect vibration parameters of a single steel wheel roller.
In the above technical solution, the vibration detecting apparatus further includes: and the synchronous hydraulic system is connected with the lifting pieces of the supporting devices and is used for synchronously controlling the lifting operation of the lifting pieces.
Through setting up hydraulic system, carry out synchronous lift operation to the frame, utilize synchronous hydraulic system to drive the lifting piece of frame both sides simultaneously and carry out lifting and decline, improve the stability of steel-wheel road roller in lifting or decline in-process. Meanwhile, the left and right sides of the steel wheel road roller are balanced, and the accuracy of vibration parameter detection is improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of an exploded construction of a support device according to some embodiments of the present invention;
FIG. 2 is a schematic perspective view of a support device according to some embodiments of the present invention;
FIG. 3 is a top view of a support device according to some embodiments of the invention;
FIG. 4 is a cross-sectional view of a support device according to some embodiments of the invention;
fig. 5 is a reference diagram of a detection arrangement of a vibration detection apparatus according to some embodiments of the present invention.
The correspondence between the reference numerals and the component names in fig. 1 to 5 is:
1 a supporting device; 11 supporting a base; a 111 bottom plate; 113 a sleeve; 1131 guide slots; 13 lifting pieces; 131 brackets; 133 jack; 15 rocker arms; 151 support frames; 1511 supporting rods; 1513 a support plate; 1515 cushioning pad; 153 connection; 2 equipment to be detected; 21 steel wheels; 23 frame.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.
A vibration detecting apparatus and a supporting device 1 thereof according to some embodiments of the present invention are described below with reference to fig. 1 to 5.
The embodiment of the first aspect of the invention provides a support device 1 comprising a support base 11, a lifting member 13 and a rocker arm 15.
Example 1
As shown in fig. 1 and 2, the supporting base 11 is provided with a lifting piece 13, the top of the lifting piece 13 is provided with a rocker arm 15 which is more matched with the lifting piece 13, the rocker arm 15 moves up and down under the driving of the lifting piece 13, and the rocker arm 15 can rotate relative to the lifting piece 13 so that the other end of the rocker arm 15 can rotate to the supporting position of the equipment 2 to be detected to support the equipment 2 to be detected; and the driving control module is connected with the lifting piece 13 and is used for driving and controlling the lifting piece 13 to lift.
The embodiment of the first aspect of the present invention provides the supporting device 1 of the vibration detecting apparatus, compared with the prior art, the rotatable rocker arm 15 is added, the rocker arm 15 can be driven by the lifting element 13 to move up and down, the rocker arm 15 is lifted to the vicinity of the supporting position by the lifting element 13, and is lower than the supporting position, for example, the apparatus 2 to be detected is a steel wheel 21 road roller, the other end of the rocker arm 15 is located below the frame 23, then the other end of the rocker arm 15 is rotated to the position right below the frame 23 by rotating, and the lifting element 13 is driven again, so that the other end of the rocker arm 15 abuts against the bottom wall of the frame 23, thus the frame 23 can be lifted smoothly.
According to the invention, the rotatable rocker arm 15 is arranged, so that the step of aligning the lifting piece 13 with the supporting position of the equipment 2 to be detected before lifting in the prior art is omitted, meanwhile, the process of adjusting the placing position of the supporting base 11 in the detection process is omitted, and the labor cost is saved. The supporting device 1 can be quickly enabled to reach a proper supporting position through the rotation of the rocker arm 15 without being limited by the placing position of the supporting base 11, so that the supporting device 1 can be quickly positioned, the detection efficiency is greatly improved, time and labor are saved, and the supporting device has extremely high use value and economic value.
The supporting device 1 provided by the invention can be used for suspending at least part of the equipment 2 to be detected, so that the equipment 2 to be detected does not need to be contacted with the ground when parameter detection is carried out, the detection effect is not influenced by the surrounding environment, and the accuracy of the detected vibration parameter is further improved.
On the other hand, through increasing drive control module, drive control module links to each other with the lifting piece, can drive lifting piece and control lifting height and the lifting speed of lifting piece, use drive control module drive lifting piece to go up and down to save the process of manpower lifting, labour saving and time saving is favorable to further saving cost of labor and time cost, drive control module can carry out lifting work according to lifting piece and waiting to detect positional relationship between the equipment in addition to according to actual conditions adjustment lifting height and the lifting speed of lifting piece, also help further improving detection efficiency and improve this stability of waiting to detect equipment in the testing process.
Further, as shown in fig. 2 and 3, the supporting base 11 includes a bottom plate 111 and a sleeve 113, the sleeve 113 is in a strip shape and is vertically arranged on the bottom plate 111, a guide groove 1131 penetrating through the thickness direction of the side wall of the sleeve 113 is arranged on the side wall of the sleeve 113, the guide groove 1131 extends upwards along the length direction of the sleeve 113, a connecting part 153 is arranged at one end of the rocker arm 15, and the connecting part 153 is sleeved on the outer side wall of the sleeve 113; the lifting member 13 includes a bracket 131, the bracket 131 is positioned at the top of the lifting member 13, a portion of the bracket 131 passes through the guide groove 1131 in the radial direction of the sleeve 113 and protrudes out of the sleeve 113, and the connection portion 153 is sleeved on the sleeve 113 and supported on the bracket 131.
The supporting base 11 comprises a bottom plate 111 and a sleeve 113, wherein the bottom plate 111 is used for increasing the supporting area of the supporting base 11 and the ground, so that the whole supporting device 1 is more stable, and the supporting device is helpful to provide stability in the process of lifting the equipment 2 to be detected by the supporting device 1. The sleeve 113 is used for installing the lifting piece 13, and the lifting piece 13 is arranged in the enclosed space of the sleeve 113, so that the lifting piece 13 can be fixed, and the overall stability of the supporting device 1 is further improved. On the other hand, the present embodiment adds the bracket 131, and the bracket 131 is disposed at the top of the lifting member 13, and the sidewall of the sleeve 113 is provided with the guide groove 1131, and a portion of the bracket 131 passes through the guide groove 1131 in the radial direction of the sleeve 113 and protrudes out of the sleeve 113 so as to support the swing arm 15. Thus, a part of the bracket 131 can move up and down in the sleeve 113, while another part extending out of the sleeve 113 is used for pushing the rocker arm 15, and the guide groove 1131 on the sleeve 113 is used for controlling the movement direction of the bracket 131 in the form of a vertical up and down sliding groove along the length direction of the sleeve 113, so as to ensure that the rocker arm 15 moves up and down along the axial direction of the sleeve 113 as a whole. Meanwhile, the connecting part 153 is sleeved on the sleeve 113, and the other end of the rocker arm 15 can swing along the axial direction perpendicular to the sleeve 113, so that the movement of the rocker arm 15 in two directions is not interfered with each other by the arrangement of the bracket 131, and a quicker and more efficient positioning effect is achieved for the other end of the rocker arm 15 to rotate to a supporting position.
Further, the sleeve 113 has a cylindrical shape, and the connecting portion 153 of the rocker 15 has a cylindrical structure adapted to the sleeve 113, so that the rocker 15 can rotate relative to the lifter 13.
The sleeve 113 is cylindrical, and one end of the rocker arm 15 is provided with a cylindrical structure adapted to the sleeve 113, so that the rocker arm 15 can perform circumferential rotation around the lifting element 13, and the swing range of the rocker arm 15 covers a 360-degree circumferential range, so that the limitation on the setting position of the supporting device 1 can be further reduced. When the vibration parameters of the road roller are detected, the rocker arm 15 is rotated to the supporting position by the rocker arm 15, and the rocker arm 15 is simply and conveniently operated.
Further, the lifting piece 13 is provided in the sleeve 113. Can play the effect of fixed lifting piece 13, guarantee the stability of lifting piece 13 in the lifting process to further improve the holistic stability of strutting arrangement 1.
Further, as shown in fig. 2 and 4, the upper end of the sleeve 113 is open, and the guide groove 1131 extends downward from the upper end of the sleeve 113 to form a U-shaped structure.
The upper end of the sleeve 113 is open, and the guide groove extends downwards from the upper end of the sleeve to form a U-shaped structure. In this way, the guide groove 1131 penetrates the upper end of the sleeve 113 upwards, so that the assembly between the supporting base 11 and the lifting piece 13 and the assembly between the rocker arm 15 and the bracket 131 can be facilitated, and the replacement of parts can be facilitated.
Further, the number of the guide grooves 1131 is four, the bracket 131 is in a cross shape, and the four ends of the bracket 131 respectively pass through the corresponding guide grooves 1131.
The number of the guide grooves 1131 is four, the bracket 131 is in a cross shape, and four ends of the bracket 131 respectively pass through the corresponding guide grooves 1131. The cross bracket 131 is simple in structure and practical, can provide more stable supporting effect for the rocker arm 15, and improves the stability of the rocker arm 15 when lifting the equipment 2 to be detected. Of course, the bracket 131 may be of other shapes, and the number and shape of the guide grooves 1131 are corresponding to the portion of the bracket 131 passing through the sleeve 113, which is not illustrated herein, and these embodiments are all within the scope of the present invention, since they can achieve the objects of the present invention without departing from the spirit and scope of the present invention.
Further, as shown in fig. 1 and 2, a supporting frame 151 is provided at the other end of the swing arm 15, and the supporting frame 151 includes a supporting plate 1513 and a supporting rod 1511 connected with the bottom wall of the supporting plate 1513; wherein the support bar 1511 is rotatably connected with the swing arm 15 such that the support plate 1513 can be rotated into a direction adapted to the support position of the apparatus 2 to be inspected.
The other end of the rocker arm 15 is provided with a supporting frame 151, and the supporting frame 151 can rotate. For example, the equipment 2 to be detected is a steel wheel 21 road roller, the supporting plate 1513 can be rectangular plate-shaped, the supporting plate 1513 can be positioned right below the frame 23 by rotating the supporting frame 151 and matching with the rotation of the rocker 15, the supporting plate is attached to the frame 23 to increase the supporting area, and the frame 23 is stably lifted up to play a better supporting role. On the other hand, the support assemblies in the present embodiment are provided at both side portions of the frame 23 in the axial direction of the steel wheel 21, and the road rollers of different sizes can be supported by changing the lateral distance between the two supporting devices 1 by rotating the supporting frame 151. At the same time, the support plate 1513 is parallel to the frame 23, so that the road machine is not completely centered and the supporting effect of the supporting device 1 is not affected even under a certain angle. After the deviation of the road roller is reduced, the position between the supporting devices 1 needs to be readjusted, the detection speed is further increased, and the labor cost is saved.
Further, as shown in fig. 1, a circular hole is provided at the other end of the rocker arm 15, and a support rod 1511 is inserted into the circular hole and can rotate relative to the rocker arm 15, so that the support plate 1513 can rotate relative to the rocker arm 15.
Setting up the round hole and inserting the one end of bracing piece 1511 in the round hole, can making backup pad 1513 can rotate relative rocking arm 15, wherein the round hole also can be circular through-hole, bracing piece 1511 passes this circular through-hole, and the rotation effect is better, can increase the support of rocking arm 15 to support frame 151 simultaneously, improves the stability of lifting.
Further, a cushion 1515 is provided on the support plate 1513.
The cushion 1515 is disposed on the support plate 1513 to prevent the support plate 1513 from directly contacting with the supporting position of the device 2 to be detected, so as to effectively protect the device 2 to be detected from being scratched or worn. The cushion 1515 may be a rubber member, a plastic member, or the like.
Example two
The difference from the first embodiment is that a threaded hole is provided at the other end of the rocker arm 15, a thread matching with the threaded hole is provided on the support rod 1511, and the support rod 1511 is screwed with the rocker arm 15, so that the support plate 1513 can rotate and move up and down relative to the rocker arm 15.
Through setting up screw thread and screw, can make the connection of support frame 151 and rocking arm 15 inseparabler, can manual lifting backup pad 1513 through rotatory simultaneously, adjustment backup pad 1513's supporting position or lifting wait to detect equipment 2, make to wait to detect equipment 2 more steady, for example wait to detect equipment 2, the road roller, can make the frame 23 of road roller control highly symmetrical through adjustment support frame 151 to play more steady effect in the lifting process.
Example III
The difference from the first embodiment is that, on the basis of the first embodiment, as shown in fig. 1, further, the lifting member 13 includes a jack 133, and the jack 133 is provided on the support base 11.
The jack 133 is convenient to use and wide in application, wherein the jack 133 can be manually pressurized, hydraulically driven, manually pressurized or hydraulically pressurized like the manual hydraulic jack 133. The jack 133 is provided on the support base 11 with higher stability.
Further, the drive control module 1 comprises a synchronous hydraulic system connected to the lifting element 13.
The synchronous hydraulic system can be connected with the lifting pieces 13, synchronous lifting operation of the lifting pieces 13 is achieved, integration of driving functions and control functions of the lifting pieces 13 is achieved, stability of the lifting pieces 13 in lifting or descending processes is further improved, balance of lifting heights among the lifting pieces 13 is guaranteed, stable lifting of equipment to be detected is further guaranteed, and accordingly accuracy of vibration parameter detection is further improved.
Further, the supporting device 1 further comprises a driving control module, and the driving control module is connected with the lifting piece 13 and used for driving the lifting piece 13 to lift.
The driving control module is arranged, so that the operation is simple, and the labor cost is saved.
Further, the supporting device 1 further comprises a remote control device and a receiving device matched with the remote control device, wherein the receiving device is connected with the driving control module, and the receiving device is used for receiving a control signal sent by the remote control device and sending the control signal to the driving control module.
By arranging the remote control device and the receiving device which are matched with the driving control module, the operation process of the driving control module can be simplified to realize remote control or automatic control, so that the speed can be improved, and the labor cost is further reduced.
Further, a driving control module is connected to the rocker arm 15 for driving and controlling the rotation of the rocker arm 15.
The lifting piece and the rocker arm share one set of driving control module, so that the cost is correspondingly saved.
An embodiment of the second aspect of the present invention provides a vibration detecting apparatus including: comprising a detection device and a support device 1 according to any of the embodiments of the first aspect. The supporting device 1 is used for lifting the equipment 2 to be detected, so that the part to be detected of the equipment 2 to be detected is suspended; the detection device is used for carrying out vibration test on the equipment 2 to be detected when the part to be detected is suspended.
The vibration detecting apparatus provided by the embodiment of the second aspect of the present invention includes the supporting device 1 of any one of the embodiments of the first aspect, and thus has all the advantages of any one of the embodiments described above, and will not be described herein.
In some embodiments, as shown in fig. 5, the apparatus 2 to be detected is a single steel wheel 21 road roller, the single steel wheel 21 road roller comprises a frame 23 and a steel wheel 21 mounted on the frame 23, and the part to be detected is the steel wheel 21; the number of the supporting devices 1 is two, and the supporting devices are used for respectively supporting two side parts of the frame 23 along the axial direction of the steel wheel 21.
For a single steel wheel 21 road roller, two supporting devices 1 are arranged at two side parts of the frame 23 along the axial direction of the steel wheel 21, the positions among the supporting devices 1 do not need to be readjusted before each detection, and the two supporting devices can be used for road rollers of different models due to the fact that fixed installation positions do not exist, and meanwhile the problem that the supporting base 11 interferes with the steel wheel 21 can be avoided. The supporting device 1 can be quickly led to reach the position of the frame 23 by adopting the rocker arm 15 structure, so that quick positioning is realized, and the detection efficiency is improved. On the other hand, when the vibration parameters of a plurality of road rollers are detected, the position of the supporting device 1 does not need to be adjusted, and the efficiency of the whole detection process is improved.
In some embodiments, the apparatus 2 to be detected is a dual steel wheel 21 road roller, the dual steel wheel 21 road roller comprises a frame 23, a front steel wheel 21 and a rear steel wheel 21 which are arranged on the frame 23, and the parts to be detected are the front steel wheel 21 and the rear steel wheel 21; the number of the supporting devices 1 is four, and the supporting devices are used for supporting two side parts of the frame 23 along the axial direction of the front steel wheel 21 and two side parts of the frame 23 along the axial direction of the rear steel wheel 21 respectively.
For the road roller with double steel wheels 21, the road roller is used for respectively supporting two side parts of the frame 23 along the axial direction of the front steel wheels 21 and two side parts of the frame 23 along the axial direction of the rear steel wheels 21, and can be used for vibration test of the front steel wheels 21 and the rear steel wheels 21 of the double steel wheels 21. It will also be appreciated that the provision of four support devices 1 may equally well be adapted to detect vibration parameters of a single steel wheel 21 road roller.
In some embodiments, the vibration detection apparatus further comprises: and the synchronous hydraulic system is connected with the lifting pieces 13 of the plurality of supporting devices 1 and is used for synchronously controlling the lifting operation of the plurality of lifting pieces 13.
Through setting up hydraulic system, carry out synchronous lift operation to frame 23, utilize synchronous hydraulic system to drive the lifting piece 13 of frame 23 both sides simultaneously and carry out the lifting and descend, improve the stability of steel wheel 21 road roller in lifting or the decline in-process. Meanwhile, the left and right sides of the steel wheel 21 road roller are balanced, and the accuracy of vibration parameter detection is improved.
The vibration detecting apparatus and the supporting device 1 thereof provided in the present application will be described in detail below by taking a single steel wheel 21 as an example of a road roller steel wheel 21, and the specific structure of the supporting device 1 will be described in comparison with the prior art.
At present, the nominal vibration test of the road roller is mostly to pad a prototype on the waste tires or jack up the frame 23 by using the jack 133 to measure the vibration performance, place the steel wheel 21 on the waste tires to have the load condition, measure that the numerical value has obvious deviation, and jack up the frame 23 by using the jack 133, which is time-consuming and labor-consuming. Some detection methods lift and suspend the vibrating wheel; then, the vibration wheel is driven to vibrate and vibration parameters of the vibration wheel are detected. The detection method comprises the steps of lifting and suspending the vibration wheel, and the vibration wheel does not need to be in contact with the ground when the parameter is detected, so that the vibration wheel is not influenced by the surrounding environment, the accuracy of the detected vibration parameter can be ensured, and the influence on the surrounding environment such as the ground can be effectively reduced.
In the existing detection method, the tire jacking mode has the following defects: the position of the road roller is difficult to control accurately when the tire is opened, and the compression tire has a certain load to influence the test accuracy; the jack-up mode is adopted, iron sheets or wood with different thicknesses are not well mastered by the jack-up mode of the jack 133, the left and right support is easy to be asymmetric, and the jack 133 is manually pressurized, depressurized, carried and the like, and time and labor are wasted. The vibration wheel is lifted and suspended, but the vibration wheel is fixed in position and is only suitable for a road roller with fixed size, and the support base 11 and the steel wheel 21 are easy to interfere.
For this purpose, the present invention adopts the structure of the swing arm 15 to enable the supporting device 1 to be rapidly placed below the frame 23 in parallel, and uses the synchronous hydraulic system to independently or simultaneously control the jack 133 and drive the supporting device 1 above to lift and lower the frame 23. The above problems are solved, comprising: a problem of how to jack up the frame 23; a problem of how to prevent the support device 1 from interfering with the frame 23 and the steel wheel 21; how to quickly locate; how to adapt to the problems of various machine types; a problem of how to allow for deviation of the parking position of the prototype of the road roller; how to make the supporting device 1 act independently and simultaneously.
The supporting device 1 works in the following manner
Taking vibration test of a single road roller steel wheel 21 road roller as an example, firstly driving the road roller between two symmetrically arranged supporting devices 1, wherein the supporting devices 1 are in a direction deviating from a prototype in advance, swinging the supporting devices 1 to the lower part of a frame 23 during test, and independently lifting and lowering a jack 133 under control of a hydraulic system to enable the jack to just contact the lower edge of the frame 23, and operating the other side in the same way; when the two side supporting devices 1 are in contact with the frame 23, the hydraulic system is controlled to enable the two side supporting devices 1 to lift up and down simultaneously until the ground clearance meets the test requirement; when the two side frames 23 are jacked up to a sufficient height by the supporting device 1, vibration sensors can be arranged on the steel wheels 21, and then vibration testing is completed according to a testing flow; after the whole vibration test is finished, the supporting device 1 is lowered to the lower edge of the frame 23 by controlling the hydraulic system; manually rotating the two-side supporting devices 1 to the side away from the frame 23; and repeating the complaint step for the next sample machine after the sample machine is started.
Therefore, the jack 133 can be lifted independently or simultaneously by adopting the synchronous hydraulic system, so that the frame 23 can be lifted independently or synchronously; the supporting device 1 can be quickly led to reach the position of the frame 23 by adopting the rocker arm 15 structure, so that quick positioning is realized; the support frame 151 can rotate, and the transverse distance between the two support devices 1 can be changed by matching with the rotation of the rocker arm 15 so as to support road rollers with different sizes, in addition, the support frame 151 can rotate on the rocker arm 15, so that the support plate 1513 can be parallel to the frame 23, and the structure of the rocker arm 15 is not influenced to act on the sample machine under the condition that the sample machine is not completely centered or even has a certain angle;
for the specific embodiments described above, the present invention also provides alternatives such as:
a cushion 1515, such as a rubber block, is attached to the support frame 151 for protecting the paint of the frame 23 from damage.
The bracket 131 is a cross push rod, the cross push rod moves in the cross groove and pushes the rocker arm 15, the structure is simple and practical, the cross push rod is matched with the cross groove on the supporting seat to stably lift the rocker arm 15, and the jack 133 can descend by self weight when descending. Of course, the supporting base 11 is provided with a non-cross opening and is matched with a push rod with a corresponding shape.
The supporting frame 151 is connected with the rocker arm 15 in a spiral mode; the rocker arm 15 may vary in shape.
The synchronous hydraulic system is replaced with a separately driven hydraulic jack 133 or manually pressurized.
The driving control module adopts a wireless remote control mode.
In other embodiments, the supporting devices 1 can be symmetrically distributed and distributed in the front-back and left-right directions, so that the single steel wheel 21 can be tested, and the vibration test of the double steel wheels 21 can be used for testing the front-back steel wheels 21. The supporting device 1 is uniformly distributed on the front, the back, the left and the right, and can be used for testing a single-steel-wheel 21 road roller and a double-steel-wheel 21 road roller.
In summary, by arranging the rotatable rocker arm 15, the step of aligning the lifting element 13 with the supporting position of the equipment 2 to be detected before lifting in the prior art is omitted, and meanwhile, the process of adjusting the placing position of the supporting base 11 in the detection process is omitted, so that the labor cost is saved. The supporting device 1 can be quickly enabled to reach a proper supporting position through the rotation of the rocker arm 15 without being limited by the placing position of the supporting base 11, so that the supporting device 1 can be quickly positioned, the detection efficiency is greatly improved, time and labor are saved, and the supporting device has extremely high use value and economic value.
In the present invention, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more, unless expressly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or units referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.
In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A support device for a vibration detection apparatus, comprising:
a support base;
the lifting piece is arranged on the supporting base;
one end of the rocker arm is matched with the lifting piece and can move up and down under the drive of the lifting piece, the rocker arm can rotate relative to the supporting base, and the other end of the rocker arm can rotate to a supporting position of equipment to be detected so as to support the equipment to be detected;
The driving control module is connected with the lifting piece and used for driving and controlling the lifting piece to lift;
the other end of the rocker arm is provided with a support frame, the support frame comprises a support plate and a support rod connected with the bottom wall of the support plate, the support rod is rotationally connected with the rocker arm, and the support plate can be rotated to a direction matched with the support position of the equipment to be detected by rotating the support frame and matching with the rotation of the rocker arm;
the support base comprises a bottom plate and a sleeve, the sleeve is vertically arranged on the bottom plate, a guide groove penetrating through the thickness direction of the side wall of the sleeve is formed in the side wall of the sleeve, the guide groove extends upwards along the length direction of the sleeve, one end of the rocker arm is provided with a connecting part, and the connecting part is sleeved on the outer side wall of the sleeve;
the sleeve is cylindrical, and the connecting part is of a cylindrical structure matched with the sleeve so that the rocker arm can rotate relative to the supporting base;
the rocker arm can rotate circumferentially around the lifting piece, and the swinging range of the rocker arm covers a 360-degree circumferential range.
2. The support device of claim 1 wherein the support device comprises a support frame,
The lifting piece comprises a support, the support is located at the top of the lifting piece, a part of the support penetrates through the guide groove along the radial direction of the sleeve and extends out of the sleeve, and the connecting portion is supported on the support.
3. The support device of claim 2 wherein the support device comprises a support frame,
the lifting piece is arranged in the sleeve; and/or
The upper end of the sleeve is open, and the guide groove extends downwards from the upper end of the sleeve to form a U-shaped structure; and/or
The number of the guide grooves is four, the support is cross-shaped, and the four end parts of the support respectively penetrate through the corresponding guide grooves.
4. The support device of claim 1 wherein the support device comprises a support frame,
a round hole is formed in the other end of the rocker arm, and the supporting rod is inserted into the round hole and can rotate relative to the rocker arm, so that the supporting plate can rotate relative to the rocker arm; or (b)
The other end of the rocker arm is provided with a threaded hole, the supporting rod is provided with threads matched with the threaded hole, and the supporting rod is screwed with the threads of the rocker arm, so that the supporting plate can rotate relative to the rocker arm and move up and down.
5. The support device of claim 1 wherein the support device comprises a support frame,
and a buffer cushion is arranged on the supporting plate.
6. A support device as claimed in any one of claims 1 to 3, wherein,
the lifting piece comprises a jack, and the jack is arranged on the supporting base; and/or
The drive control module comprises a synchronous hydraulic system which is connected with the lifting piece.
7. A support device as claimed in any one of claims 1 to 3, wherein,
the supporting device further comprises a remote control device and a receiving device matched with the remote control device, wherein the receiving device is connected with the driving control module and is used for receiving control signals sent by the remote control device and sending the control signals to the driving control module; and/or
The driving control module is connected with the rocker arm and used for driving and controlling the rotation of the rocker arm.
8. A vibration detecting apparatus comprising detecting means and the supporting means as claimed in any one of claims 1 to 7;
the supporting device is used for lifting equipment to be detected; the detection device is used for carrying out vibration test on the equipment to be detected.
9. The vibration detecting apparatus according to claim 8, wherein,
the equipment to be detected is a single steel wheel road roller, the single steel wheel road roller comprises a frame and a steel wheel arranged on the frame, and the part to be detected is the steel wheel; the number of the supporting devices is two, and the supporting devices are used for respectively supporting two side parts of the frame along the axial direction of the steel wheel; or (b)
The equipment to be detected is a double-steel-wheel road roller, the double-steel-wheel road roller comprises a frame, a front steel wheel and a rear steel wheel, the front steel wheel and the rear steel wheel are arranged on the frame, and the part to be detected is the front steel wheel and the rear steel wheel; the four supporting devices are used for supporting the two side parts of the frame along the axial direction of the front steel wheel and the two side parts of the frame along the axial direction of the rear steel wheel respectively.
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| CN201910458206.1A CN110077989B (en) | 2019-05-29 | 2019-05-29 | Vibration detection equipment and supporting device thereof |
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| CN112834147B (en) * | 2021-01-04 | 2022-07-12 | 江苏富浩电子科技有限公司 | Connector connection stability detection equipment |
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