CN115234621A - Screw transmission-based manual-automatic conversion type folding mechanical device and working method thereof - Google Patents
Screw transmission-based manual-automatic conversion type folding mechanical device and working method thereof Download PDFInfo
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- CN115234621A CN115234621A CN202211026372.2A CN202211026372A CN115234621A CN 115234621 A CN115234621 A CN 115234621A CN 202211026372 A CN202211026372 A CN 202211026372A CN 115234621 A CN115234621 A CN 115234621A
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- 230000009347 mechanical transmission Effects 0.000 abstract description 3
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- 238000005452 bending Methods 0.000 description 4
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- 238000005859 coupling reaction Methods 0.000 description 4
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- 230000009286 beneficial effect Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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Abstract
The invention belongs to the field of a structure of a folding mechanical transmission system, and particularly relates to a screw transmission-based manual-automatic conversion type folding mechanical device and a working method thereof, wherein the device comprises a base, a driving device and a transverse carrying platform are arranged on the base, the transverse carrying platform is connected with a third folding device through a first transverse sliding device and a first longitudinal sliding device, the third folding device is sequentially provided with a second folding device and a first folding device, the folding devices are driven by a screw matched with a transmission block, and the transmission precision is high; the output end of the driving device is respectively connected with the first screw rod, the second screw rod or the third screw rod, the driving device is connected with the second transverse sliding device, the second transverse sliding device is connected with the second vertical sliding device, and the second vertical sliding device is fixedly arranged on the base. The folding device is controllable in stretching and retracting, two driving modes of manual driving and automatic driving can be switched according to use requirements, the position of the folding device can be adjusted according to the use requirements, the practicability is high, and the stability is good.
Description
Technical Field
The invention belongs to the field of folding mechanical transmission system structures, and particularly relates to a screw transmission-based manual-automatic conversion type folding mechanical device and a working method thereof.
Background
In the technical field of engineering, the folding mechanical device with multiple remote control modes has wide application prospects, can be particularly applied to various fields such as aerospace, engineering construction, sports goods, emergency rescue, intelligent production and the like, can effectively ensure the stability and effectiveness of systematic mechanical transmission through good and efficient transmission of the folding mechanical device, can relatively lack a long-distance bending and stretching mechanical structure system capable of realizing diversified control in the existing transmission mechanism, and has large difference with wide requirements of the existing market. In the existing folding device, a plurality of schemes have defects, a part of schemes realize extension through alignment and clamping of a synchronous belt, most of schemes realize extension through hydraulic transmission and the like, the scheme not only has the problems of low transmission efficiency correction, high manufacturing cost, insufficient safety and the like, but also has great defects in the realization of actual functions of related schemes. For the scheme of realizing the extension by adopting the alignment and clamping of the synchronous belts, the biggest problem of the scheme is that the stress condition of the synchronous belts is insufficient, the requirement on the contact property of the connection points of the synchronous belts is high, and the synchronous belts of the extension device are easy to output, break and bend in the long-distance operation process due to unstable stress under the condition of insufficient machining, so that systematic failure is caused; secondly, through a hydraulic transmission scheme, compared with other types of mechanical structures, the cost of the scheme is higher in manufacturing requirement, the transmission matching structure is more complex, a hydraulic control system needs to be constructed independently, and the simplicity of engineering construction is not realized; the common building block type building scheme has the defects of low folding efficiency, high manual construction cost and the like; therefore, it is necessary to construct an efficient folding mechanism with multiple remote control modes. The existing bending and stretching device has the problems of insufficient strength, poor economic benefit, low bending and stretching automation degree and the like, and the engineering practical construction requirements are difficult to meet.
At present, for the field of a bending and stretching device and a method, the existing related machines have the defects of low stability, complex structure, high manufacturing cost, high requirements on manufacturing and assembling, complex assembling process, difficult maintenance and the like.
Disclosure of Invention
The invention aims to overcome the defects and provides a screw transmission-based manual-automatic conversion type folding mechanical device and a working method thereof.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the manual self-conversion type folding mechanical device based on screw transmission comprises a base, wherein a driving device and a transverse carrying platform are arranged on the base;
the transverse carrying platform comprises a first transverse sliding device and a first longitudinal sliding device, and the transverse carrying platform is connected with the third folding device through the first transverse sliding device and the first longitudinal sliding device;
the third folding device is provided with a third screw, the third screw is meshed with a third transmission head internal thread hole, the third transmission head is fixedly connected with a second folding device, the second folding device is provided with a second screw, the second screw is meshed with a second transmission head internal thread hole, the second transmission head is fixedly connected with a first folding device, the first folding device is provided with a first screw, the first screw is meshed with a first transmission head 1-5 internal thread hole, and the first transmission head is fixedly connected with the loading platform;
the driving device comprises a motor, a manual shaft and a steering engine, the motor is arranged at one end of the chuck, the manual shaft is arranged at the other end of the chuck, the output end of the steering engine is fixedly arranged in the middle of the chuck, and the output end of the motor or the manual shaft is respectively connected with the first screw rod, the second screw rod or the third screw rod;
the driving device is connected with the second transverse sliding device, the second transverse sliding device is connected with the second vertical sliding device, and the second vertical sliding device is fixedly arranged on the base.
The loading platform comprises a loading plate, and the bottom surface of the loading plate is fixedly connected with the first sliding block.
The first folding device comprises a folding plate, a screw rod is arranged on the side face of the folding plate, at least one guide rail is fixedly arranged on the top face of the folding plate, and a sliding block is arranged on the guide rail.
The first folding device, the second folding device and the third folding device are identical in structure, the bottom surface of the folding plate of the first folding device is fixedly connected with the sliding block of the second folding device, the folding plate of the second folding device is fixedly connected with the sliding block of the third folding device, the first transmission head is fixedly connected with the loading plate, the second transmission head is fixedly connected with the folding plate of the first folding device, and the third transmission head is fixedly connected with the folding plate of the second folding device.
The first transverse sliding device comprises a transverse base plate, at least one fifth guide rail is arranged on the transverse base plate, a fifth sliding block is arranged on the fifth guide rail, the tops of the fifth sliding blocks are fixedly connected with the bottom surface of the transverse support plate, a first longitudinal sliding device is fixed above the transverse support plate, the first longitudinal sliding device comprises at least one fourth guide rail, a fourth sliding block is arranged on the fourth guide rail, and the fourth sliding block is fixedly arranged on the bottom surface of a third folding plate of the third folding device.
The output shaft of motor sets up fifth bevel gear, the output shaft of manual axis sets up fourth bevel gear, the manual axis other end sets up first runner, cooperate with the minor axis of steering wheel in the middle of the chuck, the steering wheel sets up on the drive bottom plate, the fixed second lateral sliding device that sets up in drive bottom plate bottom, the second lateral sliding device is fixed on vertical base plate, vertical base plate is fixed to be set up the vertical slider of second, the vertical slider of second is fixed to be set up on the base, vertical base plate fixed connection vertical drive structure, vertical drive structure sets up on the base.
The fourth bevel gear or the fifth bevel gear is respectively connected with the first bevel gear, the second bevel gear or the third bevel gear, the first bevel gear is arranged at the end part of the first screw rod, the second bevel gear is arranged at the end part of the second screw rod, and the third bevel gear is arranged at the end part of the third screw rod.
The second transverse sliding device comprises a fifth sliding block and a fifth sliding block, the fifth sliding block is arranged on a fifth guide rail, the fifth guide rail is fixedly arranged on the vertical base plate, the second vertical sliding device comprises a sixth sliding block and a sixth guide rail, the sixth sliding block is fixed on the vertical base plate, the sixth sliding block is arranged on the sixth guide rail, and the sixth guide rail is fixedly arranged on the base.
The vertical driving structure comprises a vertical driving block, the vertical driving block is fixedly arranged on a vertical base plate, the vertical driving block is sleeved on a fifth screw, the fifth screw is arranged on the base through a first fixing support, a second rotating wheel is arranged at the top of the fifth screw, the fifth screw is connected with a supporting column through a connecting ring, and the supporting column is fixedly arranged on the base.
The working method of the manual-automatic conversion type folding mechanical device based on screw transmission comprises the following working steps:
s1, before switching the driving device or after completing one-time driving, adjusting a first longitudinal sliding device to disconnect a screw of a folding device from an output end of a motor or a manual shaft, and after switching the driving device or when preparing for next-time driving, adjusting the first longitudinal sliding device to connect the screw of the folding device with the output end of the motor or the manual shaft;
s2, driving the chuck to rotate for a half circle through the steering engine, adjusting the position of the driving device through a second transverse sliding device and a second vertical sliding device, and simultaneously adjusting the first transverse sliding device in a matching manner to enable the output end of the manual shaft or the steering engine to be aligned with the corresponding screw connecting end of the folding device, so that switching of the driving device is completed;
s3, when the folding device extends, the driving device sequentially drives the first screw rod, the second screw rod and the third screw rod respectively;
when the folding device is contracted, the driving device sequentially drives the third screw rod, the first screw rod and the second screw rod respectively;
when the output end of the driving device drives the first screw rod, the first screw rod drives the loading platform to move back and forth through the first transmission head, when the output end of the driving device drives the second screw rod, the second screw rod drives the first folding device to move back and forth through the second transmission head, and when the output end of the driving device drives the third screw rod, the third screw rod drives the second folding device to move back and forth through the third transmission head.
Compared with the prior art, the invention has the following beneficial effects:
the driving device comprises a motor, a manual shaft and a steering engine, wherein the motor is arranged at one end of the chuck, the manual shaft is arranged at the other end of the chuck, the output end of the steering engine is fixedly arranged in the middle of the chuck, and the chuck is driven to rotate by the steering engine, so that the conversion between manual driving and motor driving is realized. The third folding device, the second folding device, the first folding device and the loading platform are respectively driven by the screw and the transmission head, the folding device is driven by the driving device to move in a stretching mode, and the screw transmission is adopted, so that the folding device has the advantages of being high in transmission precision, high in transmission efficiency and good in stability. The transverse carrying platform is provided with a first transverse sliding device and a first longitudinal sliding device, so that transverse or longitudinal movement of the folding device can be guaranteed, the output end of the driving device is disconnected and linked with the screw rod when the first longitudinal sliding device is used for switching between manual driving and motor driving, and the position of the folding device can be adjusted when the first transverse sliding device is used for switching between manual driving and motor driving, so that accurate connection of the transmission device is guaranteed. The driving device is connected with the second transverse sliding device, the second transverse sliding device is connected with the second vertical sliding device, and the second vertical sliding device is fixedly arranged on the base, so that the position of the driving device can be conveniently adjusted, the transmission device is further ensured to be accurately connected, and the stability of the device is improved. In addition, the device is simple in structure and principle, low in requirements for assembly, convenient to maintain and repair in later period, capable of additionally adding a folding device and a lengthened telescopic device according to actual requirements, and high in practicability.
Furthermore, the guide rail sliding blocks are arranged between the folding devices, so that the folding devices can move in a telescopic mode more stably, the stability of the structure is improved, and in addition, the sliding devices are combined by the guide rail sliding blocks, and the folding device is simple in structure, practical and reliable.
Furthermore, the first folding device, the second folding device and the third folding device are the same in structure, strong in replaceability and convenient to mount and maintain in later period.
Furthermore, the motor and the manual shaft are both driven by bevel gears and screw rods, so that the transmission efficiency and stability are further enhanced.
According to the working method, the first longitudinal sliding device is used for realizing disconnection or connection of the screw of the folding device and the output end of the motor or the manual shaft, so that the driving device can be switched smoothly, and the driving device can be driven next time smoothly after being switched. The steering engine drives the chuck to rotate for a half circle, smooth switching of the driving device is guaranteed, meanwhile, the position of the driving device is adjusted through the second transverse sliding device and the second vertical sliding device, the output end of the manual shaft or the steering engine is aligned with the corresponding screw connecting end of the folding device through matching adjustment of the first transverse sliding device, and the stability of switching of the driving device is guaranteed to be achieved. When the folding device extends, the driving device sequentially and respectively drives the first screw rod, the second screw rod and the third screw rod, when the folding device contracts, the driving device sequentially and respectively drives the third screw rod, the first screw rod and the second screw rod, the driving sequence is reasonable, the driving program is fixed, the operation of workers is convenient, and the practicability is high. The extension and the contraction of the folding plate are completed through the quick matching of the screw rod and the transmission, and the folding plate has high transmission precision, stability and reliability. In addition, different power sources can be selected as the driving device according to different working environment requirements, manual driving and automatic driving are combined, the telescopic device can adjust the position and the length according to different working environments, and the practicability is high.
Drawings
FIG. 1 is a three-dimensional view of the structure of the present invention;
FIG. 2 is an overall three-dimensional view of the present invention;
FIG. 3-1 is a three-dimensional view of the connection of the folding device of the present invention;
FIG. 3-2 is a three-dimensional view of the folding apparatus of the present invention;
FIG. 4-1 is an overall three-dimensional view of the drive of the present invention;
fig. 4-2 is a three-dimensional assembled view of the driving device and the second lateral sliding device of the present invention.
Wherein, 1, a loading platform; 1-1, a first slide block; 1-2, loading plates; 1-3, a first connecting block; 1-4, a first connecting frame; 1-5, a first transmission head; 2. a first folding device; 2-1 a first folding plate; 2-2, a first guide rail; 2-3, a first leg; 2-4, a first fixed seat; 2-5, a first front support; 2-6, a first bevel gear; 2-7, a first screw rod; 2-8, a first rear support; 2-9, a second fixed seat; 2-10, a first carrier; 2-11, a second slide block; 2-12, a second connecting frame; 2-13, a second transmission head; 2-14, a second connecting block; 3. a second folding device; 3-1, a second folding plate; 3-2, a second guide rail; 3-3, a second leg; 3-4, a third fixed seat; 3-5, a second front support; 3-6, a second bevel gear; 3-7, a second screw; 3-8, a second rear support; 3-9, a fourth fixed seat; 3-10, a second carrying platform; 3-11, a third slide block; 3-12, a third connecting frame; 3-13, a third transmission head; 3-14, a third connecting block; 4. a third folding device; 4-1, a third folding plate; 4-2, a third guide rail; 4-3, a third leg; 4-4, a fifth fixed seat; 4-5, a third front support; 4-6, a third bevel gear; 4-7, a third screw; 4-8, a third rear support; 4-9, a sixth fixed seat; 4-10, a fourth slide block; 4-11, a fourth guide rail; 5. a transverse carrying platform; 5-1, orienting plates; 5-2, a transverse carrier plate; 5-3, a fifth slide block; 5-4, a fifth guide rail; 5-5, a fourth leg; 5-6, a transverse substrate; 5-7, a first transverse sliding device; 5-8, a first longitudinal sliding device; 6. a base; 7. a drive device; 7-1, a fourth bevel gear; 7-2, a first coupling; 7-3, connecting plates; 7-4, a motor; 7-5, a chuck; 7-6, a support plate; 7-7, a steering engine; 7-8, driving the bottom plate; 7-9, a fifth slide block; 7-10, a fifth guide rail; 7-11, fifth leg; 7-12, vertical base plate; 7-13 and a sixth sliding block; 7-14, a sixth guide rail; 7-15, sixth leg; 7-16, vertical plates; 7-17, a vertical base; 7-18, solidifying and caking; 7-19, a vertical transmission block; 7-20, a fifth screw; 7-21, a second runner; 7-22, a second rotating handle; 7-23, connecting ring; 7-24, a support column; 7-25, a second fixed support; 7-26, cover plate; 7-27, a first fixed support; 7-28, fifth bevel gear; 7-29, a second coupling; 7-30 parts of a manual shaft; 7-31, a first runner; 7-32 a first turning handle; 7-33, minor axis; 7-34, a clamping frame; 7-35, a second transverse sliding device; 7-36, a second vertical sliding device; 7-37, a vertical drive structure;
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, fig. 2, fig. 3-2 and fig. 4-2, the manual self-conversion type folding mechanical device based on screw transmission comprises a base 6, wherein a driving device 7 and a transverse carrying platform 5 are arranged on the base 6;
the transverse carrier 5 comprises first transverse sliding means 5-7 and first longitudinal sliding means 5-8, and the transverse carrier 5 is connected to the third folding means 4 by means of the first transverse sliding means 5-7 and the first longitudinal sliding means 5-8.
Preferably, the transverse carrying platform 5 is provided with a first transverse sliding device 5-7 and a first longitudinal sliding device 5-8, so that transverse or longitudinal movement of the folding device can be realized, and the first longitudinal sliding device 5-8 is used for disconnecting and linking the output end of the driving device 7 and the screw rod when switching between manual driving and motor driving, so that smooth switching of the driving device is ensured, and the stability of the device is improved. The first transverse sliding devices 5-7 can be used for adjusting the position of the folding device during conversion of manual driving and motor driving, so that accurate connection of the transmission device is guaranteed, and the working stability of the device is further improved.
The third folding device 4 is provided with third screw rods 4-7, the third screw rods 4-7 are meshed with threaded holes of third transmission heads 3-13, the third transmission heads 3-13 are fixedly connected with the second folding device 3, the second folding device 3 is provided with second screw rods 3-7, the second screw rods 3-7 are meshed with threaded holes of second transmission heads 2-13, the second transmission heads 2-13 are fixedly connected with the first folding device 2, the first folding device 2 is provided with first screw rods 2-7, the first screw rods 2-7 are meshed with threaded holes of first transmission heads 1-5, and the first transmission heads 1-5 are fixedly connected with the loading platform 1.
Preferably, the third folding device 4, the second folding device 3, the first folding device 2 and the loading platform 1 are respectively driven by a screw and a transmission head, the folding devices are driven by the driving device 7 to realize telescopic movement, when the folding devices are unfolded, the driving device 7 sequentially drives the first screw 2-7, the second screw 3-7 and the third screw 4-7 to sequentially drive the loading platform 1, the first folding device 2 and the second folding device 3 to complete the extension of the folding devices; when the folding device contracts, the driving device 7 sequentially drives the third screw rods 4-7, the second screw rods 3-7 and the first screw rods 2-7 to sequentially drive the second folding device 3, the first folding device 2 and the loading platform 1 to complete contraction of the folding device. In addition, the device adopts screw transmission and has the characteristics of high transmission precision, high transmission efficiency and good stability.
The driving device 7 comprises a motor 7-4, a manual shaft 7-30 and a steering engine 7-7, the motor 7-4 is arranged at one end of the chuck 7-5, the manual shaft 7-30 is arranged at the other end of the chuck 7-5, the output end of the steering engine 7-7 is fixedly arranged in the middle of the chuck 7-5, and the output end of the motor 7-4 or the manual shaft 7-30 is respectively connected with the first screw rod 2-7, the second screw rod 3-7 or the third screw rod 4-7.
Preferably, the driving device 7 comprises a motor 7-4, a manual shaft 7-30 and a steering engine 7-7, the motor 7-4 is arranged at one end of the chuck 7-5, the manual shaft 7-30 is arranged at the other end of the chuck 7-5, the output end of the steering engine 7-7 is fixedly arranged in the middle of the chuck 7-5, the chuck 7-5 is driven to rotate through the steering engine 7-7, the exchange of the positions of the motor 7-4 and the manual shaft 7-30 is achieved, and therefore the conversion between manual driving and motor driving is achieved.
The driving device 7 is connected with second transverse sliding devices 7-35, the second transverse sliding devices 7-35 are connected with second vertical sliding devices 7-36, and the second vertical sliding devices 7-36 are fixedly arranged on the base 6.
Preferably, the driving device 7 is connected with the second transverse sliding devices 7-35, the second transverse sliding devices 7-35 are connected with the second vertical sliding devices 7-36, and the second vertical sliding devices 7-36 are fixedly arranged on the base 6, so that the position of the driving device 7 can be conveniently adjusted, the precise connection of the transmission device is further ensured, and the stability of the device is improved. In addition, the device is simple in structure and principle, low in requirement on assembly and convenient to maintain in the later period, and in addition, the folding device and the lengthened telescopic device can be additionally arranged according to actual requirements, so that the practicability is high.
As shown in fig. 1 and 2, the loading platform 1 includes a loading plate 1-2, and a first sliding block 1-1 is fixedly connected to the bottom surface of the loading plate 1-2.
Preferably, the first sliding block 1-1 can slide on the first guide rail 2-2, the first connecting block 1-3 is fixed at the side of the loading plate 1-2 through a screw, the first connecting frame 1-4 connects the first connecting block 1-3 and the first transmission head 1-5 through a screw, and the first transmission head 1-5 is meshed with the external thread of the first screw rod 2-7 through an internal thread.
As shown in fig. 1, fig. 2, fig. 3-1 and fig. 3-2, the first folding device 2 includes a folding plate, a screw is disposed on a side surface of the folding plate, at least one guide rail is fixedly disposed on a top surface of the folding plate, and a slider is disposed on the guide rail.
Preferably, the first folding device 2 comprises a first folding plate 2-1, a first screw 2-7 is arranged on the side surface of the first folding plate 2-1, at least one first guide rail 2-2 is fixedly arranged on the top surface of the first folding plate 2-1, and a first sliding block 1-1 is arranged on the first guide rail 2-2.
The first folding device 2, the second folding device 3 and the third folding device 4 are identical in structure, the bottom surface of a folding plate of the first folding device 2 is fixedly connected with a sliding block of the second folding device 3, the folding plate of the second folding device 3 is fixedly connected with a sliding block of the third folding device 4, a first transmission head 1-5 is fixedly connected with a loading plate 1-2, a second transmission head 2-13 is fixedly connected with the folding plate of the first folding device 2, and a third transmission head 3-13 is fixedly connected with the folding plate of the second folding device 3.
Preferably, the first folding device 2 is the same as the second folding device 3 and the third folding device 4 in structure, the bottom surface of the first folding plate 2-1 is fixedly connected with the second slider 2-11 of the second folding device 3, the second folding plate 3-1 of the second folding device 3 is fixedly connected with the third slider 3-11 of the third folding device 4, the first transmission head 1-5 is fixedly connected with the loading plate 1-2, the second transmission head 2-13 is fixedly connected with the first folding plate 2-1, and the third transmission head 3-13 is fixedly connected with the second folding plate 3-1.
Preferably, the first screw rod 2-7 is sleeved in the front support and the rear support, the first front support 2-5 and the first rear support 2-8 are fixed on the side surface of the first folding plate 2-1, the first screw rod 2-7 and the first folding plate 2-1 are kept horizontal, the first front support 2-5 is connected with the first fixing seat 2-4 through a screw, the first fixing seat 2-4 is fixed at one end of the first folding plate 2-1, the first rear support 2-8 is connected with the second fixing seat 2-9 through a screw, and the second fixing seat 2-9 is fixed at the other end of the first folding plate 2-1. A first guide rail 2-2 of a first folding device 2 is fixed on a first folding plate 2-1 through a first foot support 2-3, the bottom surface of the first folding plate 2-1 is connected with a first carrying platform 2-10 through screws, the bottom surface of the first carrying platform 2-10 is connected with a second sliding block 2-11 through screws, the second sliding block 2-11 can slide on a second guide rail 3-2 on a second folding plate 3-1, a second connecting block 2-14 is fixed beside the first carrying platform 2-10 through screws, a second connecting frame 2-12 is connected with the second connecting block 2-14 and a second transmission head 2-13 through screws, and the second transmission head 2-13 is meshed with external threads of a second screw rod 3-7 through internal threads.
As shown in fig. 1, fig. 2, fig. 3-1 and fig. 3-2, a second screw 3-7 is sleeved in a second front support 3-5 and a second rear support 3-8, the second front support 3-5 and the second rear support 3-8 are fixed on the side surface of a second folding plate 3-1, the second screw 3-7 and the second folding plate 3-1 are kept horizontal, the second front support 3-5 is connected with a third fixing seat 3-4 through a screw, the third fixing seat 3-4 is fixed at one end of the second folding plate 3-1, the second rear support 3-8 is connected with a fourth fixing seat 3-9 through a screw, and the fourth fixing seat 3-9 is fixed at the other end of the second folding plate 3-1. The second guide rail 3-2 is fixed on a second folding plate 3-1 through a second foot support 3-3, and the bottom surface of the second folding plate 3-1 is connected with a second carrying platform 3-10 through screws; the bottom of the second carrier plate 3-10 is connected with a third sliding block 3-11 through a screw, and the third sliding block 3-11 slides on a third guide rail 4-2; third connecting blocks 3-14 are fixed beside the third loading plates 3-10 through screws, third connecting frames 3-12 connect the third connecting blocks 3-14 with third transmission heads 3-13 through screws, and the third transmission heads 3-13 are meshed with external threads of third screw rods 4-7 through internal threads.
The third screw rod 4-7 is sleeved in the third front support 4-5 and the third rear support 4-8, the third front support 4-5 and the third rear support 4-8 are fixed on the side face of the third folding plate 4-1, the third screw rod 4-7 and the third folding plate 4-1 are kept horizontal, the third front support 4-5 is connected with the fifth fixing seat 4-4 through a screw, the fifth fixing seat 4-4 is fixed at one end of the third folding plate 4-1, the third rear support 4-8 is connected with the sixth fixing seat 4-9 through a screw, and the sixth fixing seat 4-9 is fixed at the other end of the third folding plate 4-1. The third guide rail 4-2 is fixed on a third folding plate 4-1 through a third foot support 4-3, the lower side of the third folding plate 4-1 is connected with a fourth sliding block 4-10 through a screw, the fourth sliding block 4-10 slides on a fourth guide rail 4-11, and the fourth guide rail 4-11 is fixed on a directional plate 5-1 through welding.
Furthermore, the first folding device 2, the second folding device 3 and the third folding device 4 are identical in structure, strong in replaceability and convenient to install and maintain in a later period.
Furthermore, the screw rod of the folding device on the next layer rotates, the folding device on the previous layer can be driven to move back and forth through the transmission head, the bottom of the folding plate on the previous layer is fixedly connected with the sliding block on the next layer, the folding device on the previous layer can slide stably, and the stability of the device is enhanced.
As shown in fig. 1, 2 and 3-2, the first lateral sliding device 5-7 includes a lateral base plate 5-6, at least one fifth guide rail 5-4 is disposed on the lateral base plate 5-6, a fifth sliding block 5-3 is disposed on the fifth guide rail 5-4, tops of the fifth sliding blocks 5-3 are all fixedly connected to a bottom surface of the lateral carrier plate 5-2, the first longitudinal sliding device 5-8 is fixed above the lateral carrier plate 5-2, the first longitudinal sliding device 5-8 includes at least one fourth guide rail 4-11, a fourth sliding block 4-10 is disposed on the fourth guide rail 4-11, and the fourth sliding block 4-10 is fixedly disposed on a bottom surface of the third folding plate 4-1 of the third folding device 4. Set up the rail block between the folding device, it is more steady when making folding device concertina movement, also increased the stability of structure simultaneously, slider all adopts the rail block combination in addition, simple structure, good reliability, the practicality is strong.
Preferably, the bottom surface of the third folding plate 4-1 is connected with a fourth sliding block 4-10 through screws, the fourth sliding block 4-10 is arranged on a fourth guide rail 4-11, the fourth sliding block 4-10 can slide on the fourth guide rail 4-11, the fourth guide rail 4-11 is welded on an orientation plate 5-1, the lower side of the 5-1 orientation plate is connected with a 5-2 transverse carrier plate through screws, the lower side of the 5-2 transverse carrier plate is connected with a fifth sliding block 5-3 through screws, the fifth sliding block 5-3 is arranged on a fifth guide rail 5-4, the fifth sliding block 5-3 can slide on the fifth guide rail 5-4, the fifth guide rail 5-4 is fixed on a transverse base plate 5-6 through a fourth foot support 5-5, and the transverse base plate 5-6 is fixed on a base 6 through screws.
Preferably, the fifth guide rail 5-4 is arranged perpendicular to the fourth guide rail 4-11.
As shown in fig. 1, fig. 2, fig. 4-1 and fig. 4-2, an output shaft of a motor 7-4 of a driving device 7 is provided with a fifth bevel gear 7-28, an output shaft of a manual shaft 7-30 is provided with a fourth bevel gear 7-1, the other end of the manual shaft 7-30 is provided with a first rotating wheel 7-31, the middle of a chuck 7-5 is matched with a short shaft 7-33 of the steering engine 7-7, the steering engine 7-7 is arranged on a driving bottom plate 7-8, the bottom of the driving bottom plate 7-8 is fixedly provided with a second transverse sliding device 7-35, the second transverse sliding device 7-35 is fixed on a vertical base plate 7-12, the vertical base plate 7-12 is fixedly provided with a second vertical sliding device 7-36, the second vertical sliding device 7-36 is fixedly arranged on a base 6, the vertical base plate 7-12 is fixedly connected with a vertical driving structure 7-37, and the vertical driving structure 7-37 is arranged on the base 6.
Furthermore, the output end of the driving device of the device adopts bevel gears and screw transmission, so that the transmission efficiency and stability are further enhanced.
Preferably, the fourth bevel gear 7-1 is connected with a motor 7-4 through a first coupling 7-2, the motor 7-4 is fixed with a clamping frame 7-34 through a connecting plate 7-3, the clamping frame 7-34 is connected with a clamping disc 7-5 through a screw, the clamping disc 7-5 is fixed with a manual shaft 7-30 through the clamping frame, one end of the manual shaft 7-30 is connected with a fifth bevel gear 7-28 through a second coupling 7-29, the other end of the manual shaft 7-30 is connected with a first rotating wheel 7-31, and the first rotating wheel 7-31 is provided with a first rotating handle 7-32, so that a worker can rotate the first rotating wheel 7-31 conveniently. The middle of the chuck 7-5 is hollow and matched with a short shaft 7-33 of the steering engine 7-7, and the steering engine 7-7 can drive the chuck 7-5 to rotate, so that the conversion between a manual driving mode and an electric driving mode is realized.
As shown in fig. 1, 2, 3-2, 4-1 and 4-2, the fourth bevel gear 7-1 or the fifth bevel gear 7-28 is connected to a first bevel gear 2-6, a second bevel gear 3-6 or a third bevel gear 4-6, respectively, the first bevel gear 2-6 is provided at an end of the first screw 2-7, the second bevel gear 3-6 is provided at an end of the second screw 3-7, and the third bevel gear 4-6 is provided at an end of the third screw 4-7.
The second transverse sliding devices 7-35 comprise fifth sliders 7-9, the fifth sliders 7-9 are arranged on fifth guide rails 7-10, the fifth guide rails 7-10 are fixedly arranged on vertical base plates 7-12, the second vertical sliding devices 7-36 comprise sixth sliders 7-13 and sixth guide rails 7-14, the sixth sliders 7-13 are fixed on the vertical base plates 7-12, the sixth sliders 7-13 are arranged on the sixth guide rails 7-14, and the sixth guide rails 7-14 are fixedly arranged on the base 6.
Preferably, the steering engine 7-7 is fixedly connected with the driving bottom plate 7-8 through the supporting plate 7-6, the lower side of the driving bottom plate 7-8 is connected with the sixth sliding block 7-9 through a screw, the sixth sliding block 7-9 is arranged on the sixth guide rail 7-10, the sixth guide rail 7-10 is fixed on the vertical base plate 7-12 through the fifth foot support 7-11, the side surface of the vertical base plate 7-12 is connected with the seventh sliding block 7-13 through a screw, the seventh sliding block 7-13 is arranged on the seventh guide rail 7-14, the seventh sliding block 7-13 can slide on the seventh guide rail 7-14, the seventh guide rail 7-14 is fixed on the vertical plate 7-16 through the sixth foot support 7-15, the vertical plate 7-16 is welded on the vertical base 7-17, and the vertical base 7-17 is fixedly arranged on the base 6.
Preferably, the fifth guide 7-10 is arranged perpendicular to the sixth guide 7-14.
As shown in fig. 1, 2 and 4-1, the vertical driving structure 7-37 includes a vertical driving block 7-19, the vertical driving block 7-19 is fixedly disposed on a vertical base plate 7-12, the vertical driving block 7-19 is sleeved on a fifth screw 7-20, the fifth screw 7-20 is disposed on the base 6 through a first fixing support 7-27, a second rotating wheel 7-21 is disposed on the top of the fifth screw 7-20, the fifth screw 7-20 is connected with a supporting column 7-24 through a connecting ring 7-23, a cover plate 7-26 for fixing the connecting ring 7-23 and the supporting column 7-24 is disposed on the top of the connecting ring 7-23, and the supporting column 7-24 is fixedly disposed on the base 6.
Preferably, the side face of the vertical base plate 7-12 is fixed with the fixing block 7-18 through a screw, the side face of the fixing block 7-18 is connected with the vertical transmission block 7-19 through a screw, the vertical transmission block 7-19 is meshed with the external thread of the sixth screw 7-20 through an internal thread to realize the vertical base plate 7-12 moving up and down, the sixth screw 7-20 is installed on the first fixing support 7-27 and can rotate on the first fixing support 7-27, the first fixing support 7-27 is fixed on the base 6 through a screw, the top of the sixth screw 7-20 is sleeved with the connecting ring 7-23, the second rotating wheel 7-21 is arranged above the connecting ring 7-23, the second rotating wheel 7-21 is fixed with the top of the sixth screw 7-20, the second rotating handle 7-22 is arranged on the second rotating wheel 7-21, a worker can conveniently rotate the second rotating wheel 7-21, the second rotating wheel 7-21 rotates the sixth screw 7-20 to drive the vertical base plate 7-12 to move up and down, and up and down movement of the driving device 7 is realized. In addition, the other end of the connecting ring 7-23 is connected with the supporting column 7-24 through the cover plate 7-26, and the bottom end of the supporting column 7-24 is fixed on the base 6 through the second fixing support 7-25, so that the stability of the vertical driving structure 7-37 is enhanced.
Further, the folding device of the device is not limited to three sections, and the first folding device 2, the second folding device 3 and the third folding device 4 have the same structure, so that the folding device can be overlapped or reduced according to actual construction conditions.
The working method of the manual-automatic conversion type folding mechanical device based on screw transmission comprises the following working steps:
s1, before switching the driving device 7 or after completing one-time driving, adjusting a first longitudinal sliding device 5-8 to disconnect a screw of the folding device from an output end of a motor 7-4 or a manual shaft 7-30, and after switching the driving device 7 or when preparing the next driving, adjusting the first longitudinal sliding device 5-8 to connect the screw of the folding device with an output end of the motor 7-4 or the manual shaft 7-30;
preferably, the first longitudinal sliding device 5-8 is used for realizing the disconnection or connection of the screw rod of the folding device and the output end of the motor 7-4 or the manual shaft 7-30, namely, before the driving device 7 is switched or after one-time driving is finished, the first longitudinal sliding device 5-8 is adjusted, so that the screw rod of the folding device is disconnected with the output end of the motor 7-4 or the manual shaft 7-30, and the driving device 7 can be ensured to be switched smoothly. After the driving device 7 is switched or when the next driving is prepared, the first longitudinal sliding device 5-8 is adjusted, so that the screw rod of the folding device is connected with the output end of the motor 7-4 or the manual shaft 7-30, and the driving device 7 can smoothly complete the next driving after switching.
S2, driving the chuck 7-5 to rotate for a half circle through the steering engine 7-7, adjusting the position of the driving device 7 through the second transverse sliding devices 7-35 and the second vertical sliding devices 7-36, and adjusting the first transverse sliding devices 5-7 in a matched mode to enable the output ends of the manual shafts 7-30 or the steering engines 7-7 to be aligned with the connecting ends of the corresponding screws of the folding devices, so that switching of the driving device 7 is completed;
preferably, the steering engine 7-7 drives the chuck 7-5 to rotate for a half circle, so that the driving device 7 is ensured to be smoothly switched.
Furthermore, the position of the driving device 7 is adjusted through the second transverse sliding devices 7-35 and the second vertical sliding devices 7-36, and meanwhile the output ends of the manual shafts 7-30 or the steering engines 7-7 are aligned to the corresponding screw connecting ends of the folding devices through the adjustment of the first transverse sliding devices 5-7, so that the switching of the driving device 7 is completed, the stability of power output is guaranteed, and the switching stability of the driving device 7 is further guaranteed.
S3, when the folding device extends, the driving device 7 sequentially drives the first screw rods 2-7, the second screw rods 3-7 and the third screw rods 4-7 respectively;
when the folding device is contracted, the driving device 7 sequentially drives the third screw rods 4-7, the first screw rods 2-7 and the second screw rods 3-7 respectively;
when the output end of the driving device 7 drives the first screw rods 2-7, the first screw rods 2-7 drive the loading platform 1 to move back and forth through the first transmission heads 1-5, when the output end of the driving device 7 drives the second screw rods 3-7, the second screw rods 3-7 drive the first folding devices 2 to move back and forth through the second transmission heads 2-13, and when the output end of the driving device 7 drives the third screw rods 4-7, the third screw rods 4-7 drive the second folding devices 3 to move back and forth through the third transmission heads 3-13.
Preferably, when the folding device extends, the driving device 7 sequentially and respectively drives the first screw rods 2-7, the second screw rods 3-7 and the third screw rods 4-7, when the folding device contracts, the driving device 7 sequentially and respectively drives the third screw rods 4-7, the first screw rods 2-7 and the second screw rods 3-7, the driving sequence is reasonable, the driving program is fixed, the operation of workers is facilitated, the invalid operation is reduced, and the practicability is high.
Further, when the output end of the driving device 7 drives the first screw rods 2-7, the first screw rods 2-7 drive the loading platform 1 to move back and forth through the first transmission heads 1-5, when the output end of the driving device 7 drives the second screw rods 3-7, the second screw rods 3-7 drive the first folding device 2 to move back and forth through the second transmission heads 2-13, when the output end of the driving device 7 drives the third screw rods 4-7, the third screw rods 4-7 drive the second folding device 3 to move back and forth through the third transmission heads 3-13, the extension and the contraction of the folding plate are completed through the matching of the screw rods and the transmission block, and the transmission precision is high, stable and reliable.
Furthermore, different power sources can be selected as the driving device according to different working environment requirements, manual driving and automatic driving are combined, the telescopic device can adjust the position and the length according to different working environments, and the practicability is high.
In summary, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The manual self-conversion type folding mechanical device based on screw transmission is characterized by comprising a base (6), wherein a driving device (7) and a transverse carrying platform (5) are arranged on the base (6);
the transverse carrying platform (5) comprises a first transverse sliding device (5-7) and a first longitudinal sliding device (5-8), and the transverse carrying platform (5) is connected with the third folding device (4) through the first transverse sliding device (5-7) and the first longitudinal sliding device (5-8);
the third folding device (4) is provided with a third screw (4-7), the third screw (4-7) is meshed with an internal threaded hole of a third transmission head (3-13), the third transmission head (3-13) is fixedly connected with the second folding device (3), the second folding device (3) is provided with a second screw (3-7), the second screw (3-7) is meshed with an internal threaded hole of a second transmission head (2-13), the second transmission head (2-13) is fixedly connected with the first folding device (2), the first folding device (2) is provided with a first screw (2-7), the first screw (2-7) is meshed with an internal threaded hole of a first transmission head (1-5), and the first transmission head (1-5) is fixedly connected with the loading table (1);
the driving device (7) comprises a motor (7-4), a manual shaft (7-30) and a steering engine (7-7), the motor (7-4) is arranged at one end of the chuck (7-5), the manual shaft (7-30) is arranged at the other end of the chuck (7-5), the output end of the steering engine (7-7) is fixedly arranged in the middle of the chuck (7-5), and the output end of the motor (7-4) or the manual shaft (7-30) is respectively connected with the first screw rod (2-7), the second screw rod (3-7) or the third screw rod (4-7);
the driving device (7) is connected with second transverse sliding devices (7-35), the second transverse sliding devices (7-35) are connected with second vertical sliding devices (7-36), and the second vertical sliding devices (7-36) are fixedly arranged on the base (6).
2. The screw-based manual-automatic conversion type folding mechanical device is characterized in that the loading platform (1) comprises a loading plate (1-2), and the bottom surface of the loading plate (1-2) is fixedly connected with a first sliding block (1-1).
3. The screw-based manual-automatic conversion type folding mechanical device is characterized in that the first folding device (2) comprises a folding plate, a screw is arranged on the side surface of the folding plate, at least one guide rail is fixedly arranged on the top surface of the folding plate, and a sliding block is arranged on the guide rail.
4. The screw-based manual-automatic conversion type folding machine device is characterized in that the first folding device (2) is the same as the second folding device (3) and the third folding device (4) in structure, the bottom surface of the folding plate of the first folding device (2) is fixedly connected with the sliding block of the second folding device (3), the folding plate of the second folding device (3) is fixedly connected with the sliding block of the third folding device (4), the first driving heads (1-5) are fixedly connected with the loading plates (1-2), the second driving heads (2-13) are fixedly connected with the folding plate of the first folding device (2), and the third driving heads (3-13) are fixedly connected with the folding plate of the second folding device (3).
5. The screw-based manual self-conversion folding mechanism device of claim 1, wherein the first lateral sliding device (5-7) comprises a lateral base plate (5-6), at least one fifth guide rail (5-4) is arranged on the lateral base plate (5-6), a fifth sliding block (5-3) is arranged on the fifth guide rail (5-4), the top of the fifth sliding block (5-3) is fixedly connected with the bottom surface of the lateral carrier plate (5-2), a first longitudinal sliding device (5-8) is fixed above the lateral carrier plate (5-2), the first longitudinal sliding device (5-8) comprises at least one fourth guide rail (4-11), a fourth sliding block (4-10) is arranged on the fourth guide rail (4-11), and the fourth sliding block (4-10) is fixedly arranged on the bottom surface of the third folding plate (4-1) of the third folding device (4).
6. The screw transmission-based manual-automatic conversion type folding mechanical device is characterized in that a fifth bevel gear (7-28) is arranged on an output shaft of the motor (7-4), a fourth bevel gear (7-1) is arranged on an output shaft of the manual shaft (7-30), a first rotating wheel (7-31) is arranged at the other end of the manual shaft (7-30), the middle of the chuck (7-5) is matched with a short shaft (7-33) of the steering engine (7-7), the steering engine (7-7) is arranged on the driving bottom plate (7-8), the bottom of the driving bottom plate (7-8) is fixedly arranged on the second transverse sliding device (7-35), the second transverse sliding device (7-35) is fixed on the vertical base plate (7-12), a second vertical sliding device (7-36) is fixedly arranged on the base (6), the vertical base plate (7-12) is fixedly connected with the vertical driving structure (7-37), and the vertical driving structure (7-37) is arranged on the base (6).
7. Screw drive based manual-automatic conversion type folding mechanical device according to claim 6, characterized in that the fourth bevel gear (7-1) or the fifth bevel gear (7-28) is respectively connected with the first bevel gear (2-6), the second bevel gear (3-6) or the third bevel gear (4-6), the first bevel gear (2-6) is arranged at the end of the first screw (2-7), the second bevel gear (3-6) is arranged at the end of the second screw (3-7), and the third bevel gear (4-6) is arranged at the end of the third screw (4-7).
8. The screw-drive-based manual self-conversion type folding mechanical device is characterized in that the second transverse sliding device (7-35) comprises a fifth sliding block (7-9), the fifth sliding block (7-9) is arranged on a fifth guide rail (7-10), the fifth guide rail (7-10) is fixedly arranged on a vertical base plate (7-12), the second vertical sliding device (7-36) comprises a sixth sliding block (7-13) and a sixth guide rail (7-14), the sixth sliding block (7-13) is fixedly arranged on the vertical base plate (7-12), the sixth sliding block (7-13) is arranged on the sixth guide rail (7-14), and the sixth guide rail (7-14) is fixedly arranged on the base (6).
9. The screw-transmission-based manual-automatic conversion type folding mechanical device is characterized in that the vertical driving structure (7-37) comprises a vertical transmission block (7-19), the vertical transmission block (7-19) is fixedly arranged on a vertical base plate (7-12), the vertical transmission block (7-19) is sleeved on a fifth screw (7-20), the fifth screw (7-20) is arranged on the base (6) through a first fixed support (7-27), a second rotating wheel (7-21) is arranged at the top of the fifth screw (7-20), the fifth screw (7-20) is connected with a support column (7-24) through a connecting ring (7-23), and the support column (7-24) is fixedly arranged on the base (6).
10. The working method of the screw-drive-based manual-automatic conversion type folding mechanical device is characterized by comprising the following working steps:
s1, before switching a driving device (7) or after completing one-time driving, adjusting a first longitudinal sliding device (5-8) to disconnect a screw rod of a folding device with an output end of a motor (7-4) or a manual shaft (7-30), and after switching the driving device (7) or when preparing for next-time driving, adjusting the first longitudinal sliding device (5-8) to connect the screw rod of the folding device with an output end of the motor (7-4) or the manual shaft (7-30);
s2, driving the chuck (7-5) to rotate for a half circle through the steering engine (7-7), adjusting the position of the driving device (7) through the second transverse sliding device (7-35) and the second vertical sliding device (7-36), and adjusting the first transverse sliding device (5-7) in a matched mode to enable the output end of the manual shaft (7-30) or the steering engine (7-7) to be aligned with the corresponding screw connecting end of the folding device, so that switching of the driving device (7) is completed;
s3, when the folding device extends, the driving device (7) sequentially drives the first screw rods (2-7), the second screw rods (3-7) and the third screw rods (4-7) respectively;
when the folding device is contracted, the driving device (7) sequentially drives the third screw rods (4-7), the first screw rods (2-7) and the second screw rods (3-7) respectively;
when the output end of the driving device (7) drives the first screw rods (2-7), the first screw rods (2-7) drive the loading platform (1) to move back and forth through the first transmission heads (1-5), when the output end of the driving device (7) drives the second screw rods (3-7), the second screw rods (3-7) drive the first folding devices (2) to move back and forth through the second transmission heads (2-13), and when the output end of the driving device (7) drives the third screw rods (4-7), the third screw rods (4-7) drive the second folding devices (3) to move back and forth through the third transmission heads (3-13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211026372.2A CN115234621A (en) | 2022-08-25 | 2022-08-25 | Screw transmission-based manual-automatic conversion type folding mechanical device and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211026372.2A CN115234621A (en) | 2022-08-25 | 2022-08-25 | Screw transmission-based manual-automatic conversion type folding mechanical device and working method thereof |
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| Publication Number | Publication Date |
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| CN115234621A true CN115234621A (en) | 2022-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211026372.2A Withdrawn CN115234621A (en) | 2022-08-25 | 2022-08-25 | Screw transmission-based manual-automatic conversion type folding mechanical device and working method thereof |
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| Country | Link |
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| CN (1) | CN115234621A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115452482A (en) * | 2022-10-28 | 2022-12-09 | 国网山西省电力公司超高压变电分公司 | Liquid taking device in narrow electrified space of transformer substation or converter station |
-
2022
- 2022-08-25 CN CN202211026372.2A patent/CN115234621A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115452482A (en) * | 2022-10-28 | 2022-12-09 | 国网山西省电力公司超高压变电分公司 | Liquid taking device in narrow electrified space of transformer substation or converter station |
| CN115452482B (en) * | 2022-10-28 | 2023-07-04 | 国网山西省电力公司超高压变电分公司 | Liquid taking device in narrow and small electrified space of transformer substation or convertor station |
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Application publication date: 20221025 |