CN112192494A

CN112192494A - Universal driving structure

Info

Publication number: CN112192494A
Application number: CN202011104662.5A
Authority: CN
Inventors: 王国强; 刘坚辉; 王远青
Original assignee: Dongguan Guanjia Electronic Equipment Co Ltd
Current assignee: Dongguan Guanjia Electronic Equipment Co Ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-01-08
Also published as: WO2022077801A1

Abstract

The invention relates to the technical field of driving structures, in particular to a universal driving structure, which comprises a base, a linkage component, a driving component and a propelling component, wherein the linkage component is arranged on the surface of the base; the linkage assembly comprises an input supporting seat and an output supporting seat which are arranged on the surface of the base, an input shaft arranged on the input supporting seat and an output shaft arranged on the output supporting seat, wherein a universal joint connector is arranged between the input shaft and the output shaft for connection, and one end of the output shaft, which is far away from the universal joint connector, is connected with a universal wrench; the invention adopts the floating structure to match with the universal wrench for driving, can realize driving within a certain range of tolerance, and has good driving effect, wide application range and strong structural reliability.

Description

Universal driving structure

Technical Field

The invention relates to the technical field of driving structures, in particular to a universal driving structure.

Background

Automation technology is widely used in industry, agriculture, military, scientific research, transportation, commerce, medical treatment, services, and home. The automatic technology can not only liberate people from heavy physical labor, partial mental labor and severe and dangerous working environments, but also expand the functions of human organs, greatly improve the labor productivity and enhance the ability of human to know the world and transform the world. Large plants in automation systems are also referred to as automation devices. Refers to a process in which a machine or apparatus automatically operates or controls according to a prescribed program or instruction without human intervention.

In automation equipment, a driving structure is designed conventionally, the current driving structure generally adopts one-to-one driving, and the driving structure can be used in the conventional way; however, in the batch transmission, such as the structure of a jig, a production line transmission, etc., the cost is very high, and especially when the driving structure is needed only when reaching a specified position, the universal driving structure can be specially designed, but the precision of the universal driving structure is difficult to master, so that the precision problem can be further improved.

Disclosure of Invention

In order to solve the problems, the invention provides the universal driving structure which adopts the floating structure to be matched with the universal wrench for driving, can realize driving within a certain range of tolerance, drives the linear transmission of the structure by the propelling component driving base, matches the part needing to be driven to rotate by the linkage component when the transmission reaches the designated position, and then realizes the rotary driving by the driving component, and has the advantages of good driving effect, wide application range and strong structural reliability.

The technical scheme adopted by the invention is as follows: a universal driving structure comprises a base, an input supporting seat and an output supporting seat which are arranged on the surface of the base, an input shaft arranged on the input supporting seat, and an output shaft arranged on the output supporting seat, wherein a universal joint connector is arranged between the input shaft and the output shaft for connection;

the output support seat is provided with a rotating bearing, the rotating bearing is internally sleeved with a rotating ring, a floating groove is formed in the inner diameter of the rotating ring, and the output shaft is arranged in the floating groove.

The further improvement of the scheme is that the two sides of the base are integrally processed and formed with connecting tables, and the connecting tables are provided with sinking steps.

The further improvement of the scheme is that the base surface is provided with a plurality of first mounting holes and second mounting holes, the base surface is positioned on one side of the first mounting holes and is provided with first pin holes, and the base surface is positioned on one side of the second mounting holes and is provided with second pin holes.

The scheme is further improved in that a first positioning pin is embedded in the first pin hole, and a second positioning pin is embedded in the second pin hole;

the scheme is further improved in that the input support seat is provided with an input mounting table, the input mounting table is provided with a first through hole, and the first through hole corresponds to the first mounting hole;

the further improvement of the scheme is that the output support seat is provided with an output mounting table, the output mounting table is provided with a second through hole, and the second through hole corresponds to the second mounting hole.

The further improvement of the scheme is that the input supporting seat is provided with a fixed bushing, the inner diameter of the fixed bushing is provided with a transmission bearing, and the input shaft is arranged on the transmission bearing.

The further improvement of the scheme is that a gap is arranged between the floating groove and the output shaft, and the size of the gap is 0.5-5.0 mm.

The universal joint connector comprises a first connecting end, a universal transmission end and a second connecting end, wherein the first connecting end is provided with a first rotating block to be connected with the universal transmission end, one end, far away from the first rotating block, of the universal transmission end is provided with a second rotating block, and the second rotating block is connected with the second connecting end.

The further improvement of the scheme is that the first connecting end is connected with the input shaft, and the second connecting end is connected with the output shaft.

The further improvement of the scheme is that the driving module comprises a fixing block arranged on the base and a driving motor arranged on the fixing block, the driving end of the driving motor is connected with a first synchronizing wheel, one end, far away from the universal joint connector, of the input shaft is connected with a second synchronizing wheel, and a synchronous belt is arranged between the first synchronizing wheel and the second synchronizing wheel and is in synchronous transmission connection with the second synchronizing wheel.

The further improvement of the scheme is that a lock nut is arranged between the second synchronizing wheel and the input shaft.

The invention has the beneficial effects that:

compared with the traditional driving structure, the invention adopts the floating structure to be matched with the universal wrench for driving, can realize driving within a certain range of tolerance, drives the linear transmission of the structure by the propelling component driving base, matches the part needing to be driven to rotate by the linkage component when the transmission reaches the designated position, and then realizes the rotary driving by the driving component, thereby having good driving effect, wide application range and strong structural reliability. The device comprises a base, a linkage assembly, a driving assembly and a propelling assembly, wherein the linkage assembly is arranged on the surface of the base; the propelling component is used for propelling the linear driving action, the transmission stability is good, the precision is high, the driving component is used for driving the linkage component to rotate, and the rotary driving effect is good.

In addition, the linkage subassembly is including installing in the input supporting seat and the output supporting seat of base surface, installing in the input shaft of input supporting seat, installing in the output shaft of output supporting seat, it is connected to set up the universal joint connector between input shaft and the output shaft, the output shaft deviates from universal joint connector one end and is connected with general purpose wrench, specifically is used for the installation of input shaft and output shaft through output supporting seat and input supporting seat, adopts the universal joint connector to be used for the transmission, and transmission stability is good, and the transmission that keeps stable in the floating process has still set up general purpose wrench, and through general purpose wrench's cooperation, adaptable not unidimensional and big or small drive use, application scope is wide, has certain floating space in the driving process, realizes the drive at the structure to within the certain tolerance, and the drive effect is good, and.

Drawings

FIG. 1 is a schematic perspective view of a universal driving structure according to the present invention;

FIG. 2 is a schematic perspective view of the universal driving structure of FIG. 1 from another perspective;

FIG. 3 is a schematic top view of the universal driving mechanism shown in FIG. 1;

FIG. 4 is a schematic cross-sectional view taken along line A-A in FIG. 3;

FIG. 5 is an exploded view of the universal drive configuration of FIG. 1;

FIG. 6 is an exploded view of the universal driving mechanism of FIG. 1 from another perspective;

FIG. 7 is a schematic diagram showing a portion of the universal driving mechanism shown in FIG. 1;

FIG. 8 is an enlarged view of the structure at A in FIG. 7;

FIG. 9 is a schematic view of the universal socket of FIG. 4.

Description of reference numerals: the base 100, the connecting table 110, the sinking step 120, the transmission guide 130, the first mounting hole 140, the second mounting hole 150, the first positioning pin 160, the second positioning pin 170, the linkage assembly 200, the input support 210, the input support 211, the first through hole 212, the fixing bushing 213, the transmission bearing 214, the output support 220, the output support 221, the second through hole 222, the rotation bearing 223, the rotation ring 224, the floating groove 225, the spring 226, the input shaft 230, the output shaft 240, the universal joint connector 250, the first connection end 251, the universal transmission end 252, the second connection end 253, the first rotation block 254, the second rotation block 255, the universal wrench 260, the outer sleeve 261, the threaded hole 261a, the elastic groove 261b, the universal sleeve 262, the tapered hole 263, the driving assembly 300, the fixing block 310, the driving motor 320, the first synchronizing wheel 330, the second synchronizing wheel 340, the synchronizing wheel 350, the propelling assembly 400, the mounting seat 410, the first synchronizing wheel 150, the second positioning pin 160, the, A propulsion cylinder 420, a connecting driving ring 430 and a linkage block 440.

Detailed Description

The invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 to 9, a universal driving structure includes a base 100, a linkage assembly 200 installed on a surface of the base 100, a driving assembly 300 installed on the base 100 and drivingly connected to the linkage assembly 200, and a propelling assembly 400 located at one side of the base 100 and driving the base 100 to drive.

Referring to fig. 5 to 6, the connecting table 110 is integrally formed on both sides of the base 100, the connecting table 110 is provided with a sinking step 120, the sinking step 120 is provided with a transmission guide rail 130, the propelling assembly 400 drives the base 100 to transmit along the transmission guide rail 130, the connecting table 110 and the sinking step 120 are arranged to be stably driven after installation, and the transmission precision and the structural reliability are high.

The surface of the base 100 is provided with a plurality of first mounting holes 140 and second mounting holes 150, the surface of the base 100 is provided with first pin holes at one side of the first mounting holes 140 and second pin holes at one side of the second mounting holes 150; a first positioning pin 160 is embedded in the first pin hole, and a second positioning pin 170 is embedded in the second pin hole; the input support base 210 is provided with an input mounting table 211, the input mounting table 211 is provided with a first through hole 212, and the first through hole 212 corresponds to the first mounting hole 140; the output support seat 220 is provided with an output mounting platform 221, the output mounting platform 221 is provided with a second through hole 222, the second through hole 222 corresponds to the second mounting hole 150, a screw penetrates through the mounting hole and the through hole in a matching mode to be fixed, the mounting is convenient, a positioning pin is further arranged to be used for positioning the mounting position, the positioning effect is good, the mounting precision is high, and the structural stability is good.

Referring to fig. 3 to 4, the linkage assembly 200 includes an input support 210 and an output support 220 mounted on the surface of the base 100, an input shaft 230 mounted on the input support 210, and an output shaft 240 mounted on the output support 220, a universal joint connector 250 is disposed between the input shaft 230 and the output shaft 240 for connection, and one end of the output shaft 240 away from the universal joint connector 250 is connected to a universal wrench 260, specifically, the output support 220 and the input support 210 are used for mounting the input shaft 230 and the output shaft 240, and the universal joint connector 250 is used for transmission, so that the transmission stability is good, stable transmission is maintained during a floating process, and the universal wrench 260 is further disposed, and the universal wrench 260 is matched to be suitable for driving of different sizes and sizes, and has a wide application range and strong structural reliability.

Fixed bush 213 is installed to input supporting seat 210, transmission bearing 214 is installed to fixed bush 213 internal diameter, input shaft 230 install in transmission bearing 214 carries out the transmission through fixed bush 213 and transmission bearing 214 cooperation input shaft 230, but in the transmission in-process effect cooperation universal joint connector 250 transmission, realizes synchronous transmission, and transmission precision is high, and stability is good.

The output support base 220 is provided with a rotating bearing 223, a rotating ring 224 is sleeved in the rotating bearing 223, a floating groove 225 is formed in the inner diameter of the rotating ring 224, the output shaft 240 is arranged in the floating groove 225, a spring 226 is arranged between the rotating ring 224 and the universal wrench 260, a certain floating space is formed in the driving process, the driving is realized by aiming at a structure within a certain tolerance, the driving effect is good, and the practicability is high; an elastic force effect is formed between the spring 226 and the universal wrench 260, so that buffering is realized during driving, and meanwhile, the output shaft 240 and the universal connector can be tensioned to keep balance, and the transmission stability is improved.

A gap is formed between the floating groove 225 and the output shaft 240, the size of the gap is 0.5-5.0 mm, when the gap size distance is smaller than 0.5mm, the movable range is small, the adaptable range is small, when the gap size is larger than 5.0mm, the movable range is too large, too large deviation is easy to occur in the matching process, the gap size is preferably 3.0mm, and the optimal movable space can be achieved.

The universal joint connector 250 comprises a first connecting end 251, a universal transmission end 252 and a second connecting end 253, the first connecting end 251 is provided with a first rotating block 254 and is connected with the universal transmission end 252, one end, far away from the first rotating block 254, of the universal transmission end 252 is provided with a second rotating block 255, the second rotating block 255 is connected with the second connecting end 253, the first connecting end 251 is connected with the input shaft 230, the second connecting end 253 is connected with the output shaft 240, universal transmission is carried out through the connection end in a matching mode with the universal transmission end 252, the universal joint connector is more stable and reliable in the transmission process, unstable driving conditions can not occur due to size deviation, and practicability is improved.

Referring to fig. 4 to 9, the universal wrench 260 includes an outer sleeve 261 and a universal sleeve 262 disposed inside the outer sleeve 261, the universal sleeve 262 is connected to the output shaft 240, and a tapered opening 263 is formed in an opening of the outer sleeve 261; the universal sleeve 262 is used for driving, the universal sleeve 262 is a telescopic structure which utilizes the guide post and the positioning pin, and in actual operation, the driving effect of the new wrench can be realized only by aligning the sleeve hole with a nut or a bolt and pressing down. A tapered mouth 263 configuration is also provided for guiding the desired actuation configuration for better guidance into the universal sleeve 262 for actuation.

The outer sleeve 261 is provided with a threaded hole 261a in the outer diameter, the outer sleeve 261 is fixedly locked to the outer diameter of the universal sleeve 262 through a screw, and the outer sleeve 261 and the universal sleeve 262 are fixedly connected through the threaded hole 261a, so that the stability of the structure is guaranteed.

The outer sleeve 261 is provided with an elastic groove 261b, and the spring 226 is sleeved in the elastic groove 261 b; the elastic groove 261b is used for connecting and fixing the spring 226, so that the stability and linkage of the structure are improved.

The driving assembly 300 comprises a fixed block 310 mounted on the base 100 and a driving motor 320 mounted on the fixed block 310, a driving end of the driving motor 320 is connected with a first synchronizing wheel 330, one end of the input shaft 230, which is far away from the universal joint connector 250, is connected with a second synchronizing wheel 340, and a synchronizing belt 350 is arranged between the first synchronizing wheel 330 and the second synchronizing wheel 340 for synchronous transmission connection; install lock nut between second synchronizing wheel 340 and the input shaft 230, specifically, realize synchronous drive through synchronizing wheel cooperation hold-in range 350, realize rotatoryly through the drive of driving motor 320 drive, it is effectual to drive, and stable in structure is reliable, has still set up lock nut and has been used for separating, and installation stability is good.

The propulsion assembly 400 comprises a mounting seat 410 and a propulsion cylinder 420 mounted on the mounting seat 410, a driving end of the propulsion cylinder 420 is connected with a driving ring 430 in a driving mode, the driving ring 430 is connected with a linkage block 440 in a clamping mode, the linkage block 440 is fixedly connected with the base 100, the propulsion cylinder 420 is matched with the driving ring 430 and the linkage block 440 to drive the base 100 to transmit, linear transmission realized by following the transmission guide rail 130 is adopted in a transmission process, transmission precision is high, driving and separation are convenient, and the structure is stable and reliable.

The invention adopts the floating structure to be matched with the universal wrench 260 for driving, can realize driving within a certain range of tolerance, drives the base 100 to drive the linear transmission of the structure through the propelling component 400, matches the components needing to be driven to rotate through the linkage component 200 when the linear transmission is transmitted to the designated position, and then realizes the rotary driving through the driving component 300, and has good driving effect, wide application range and strong structural reliability. Specifically, the device comprises a base 100, a linkage assembly 200 mounted on the surface of the base 100, a driving assembly 300 mounted on the base 100 and in driving connection with the linkage assembly 200, and a propelling assembly 400 located at one side of the base 100 and used for driving the base 100 to transmit; adopt propulsion subassembly 400 to be used for promoting the linear drive effect, transmission stability is good, and the precision is high, and drive assembly 300 is used for driving linkage assembly 200 rotatory, and the rotation drive is effectual.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A universal driving structure is characterized in that: the device comprises a base, a linkage assembly arranged on the surface of the base, a driving assembly arranged on the base and in driving connection with the linkage assembly, and a propelling assembly positioned on one side of the base and used for driving the base to transmit;

the linkage assembly comprises an input supporting seat and an output supporting seat which are arranged on the surface of the base, an input shaft arranged on the input supporting seat, and an output shaft arranged on the output supporting seat, wherein a universal joint connector is arranged between the input shaft and the output shaft for connection, and one end, deviating from the universal joint connector, of the output shaft is connected with a universal wrench.

2. The universal driving structure as claimed in claim 1, wherein: the base both sides integrated into one piece has the connection platform, it has seted up and sinks the step to connect the platform, it installs the transmission guide rail to sink the step, propulsion subassembly drive base is along the transmission guide rail transmission.

3. The universal driving structure as claimed in claim 1, wherein: the surface of the base is provided with a plurality of first mounting holes and second mounting holes, the surface of the base is provided with first pin holes at one side of the first mounting holes and second pin holes at one side of the second mounting holes;

a first positioning pin is embedded in the first pin hole, and a second positioning pin is embedded in the second pin hole;

the input support seat is provided with an input mounting table, the input mounting table is provided with a first through hole, and the first through hole corresponds to the first mounting hole;

the output support seat is provided with an output mounting table, the output mounting table is provided with a second through hole, and the second through hole corresponds to the second mounting hole.

4. The universal driving structure as claimed in claim 1, wherein: the input support seat is provided with a fixed bushing, the inner diameter of the fixed bushing is provided with a transmission bearing, and the input shaft is arranged on the transmission bearing.

5. The universal driving structure as claimed in claim 1, wherein: the output support seat is provided with a rotating bearing, a rotating ring is sleeved in the rotating bearing, a floating groove is formed in the inner diameter of the rotating ring, the output shaft is arranged in the floating groove, and a spring is arranged between the rotating ring and the universal wrench.

6. The universal driving structure as claimed in claim 5, wherein: a gap is formed between the floating groove and the output shaft, and the size of the gap is 0.5-5.0 mm.

7. The universal driving structure as claimed in claim 6, wherein: the universal wrench comprises an outer sleeve and a universal sleeve arranged in the inner diameter of the outer sleeve, the universal sleeve is connected with the output shaft, and a conical opening is formed in the opening position of the outer sleeve;

the outer sleeve is provided with an elastic groove, and the spring is sleeved in the elastic groove;

the outer sleeve is provided with a threaded hole in the outer diameter, and the outer sleeve is fixedly locked to the outer diameter of the universal sleeve through a screw.

8. The universal driving structure as claimed in claim 1, wherein: the universal joint connector comprises a first connecting end, a universal transmission end and a second connecting end, wherein the first connecting end is provided with a first rotating block connected with the universal transmission end, one end of the universal transmission end, which is far away from the first rotating block, is provided with a second rotating block, and the second rotating block is connected with the second connecting end;

the first connecting end is connected with the input shaft, and the second connecting end is connected with the output shaft.

9. The universal driving structure as claimed in claim 1, wherein: the driving assembly comprises a fixed block arranged on the base and a driving motor arranged on the fixed block, the driving end of the driving motor is connected with a first synchronizing wheel, one end of the input shaft, far away from the universal joint connector, is connected with a second synchronizing wheel, and a synchronous belt is arranged between the first synchronizing wheel and the second synchronizing wheel for synchronous transmission connection;

and a lock nut is arranged between the second synchronizing wheel and the input shaft.

10. The universal driving structure as claimed in claim 1, wherein: the propelling assembly comprises a mounting seat and a propelling cylinder mounted on the mounting seat, the driving end of the propelling cylinder is in driving connection with a driving ring, a linkage block is clamped on the driving ring, and the linkage block is fixedly connected with the base.