CN218564317U - Driving mechanism and processing device - Google Patents

Abstract

The embodiment of the application discloses a driving mechanism and a processing device, wherein the driving mechanism comprises a driving piece, a first transmission shaft, a second transmission shaft, a first positioning piece and a second positioning piece, and the driving piece is in driving connection with the first transmission shaft; the axial direction of the second transmission shaft is parallel to the axial direction of the first transmission shaft, and one end of the first transmission shaft is connected with one end of the second transmission shaft by a universal connecting piece; the first transmission shaft is rotatably arranged through the first positioning piece; the second transmission shaft is rotatably arranged through the second positioning piece. This application embodiment has adopted two transmission shafts that connect through universal connection, wherein first transmission shaft is connected with the driving piece drive, it can make first transmission shaft and secondary drive axle synchronous rotation to rotate through the first transmission shaft of driving piece drive, and this synchronous rotation does not receive the contained angle position of two transmission shafts etc. to influence moreover, then correspond two transmission shafts and set up the setting element respectively, can make the axial of two transmission shafts parallel all the time, so, can realize keeping the syntropy drive throughout and use.

Description

Driving mechanism and processing device

Technical Field

The application relates to the technical field of mechanical power conduction, in particular to a driving mechanism and a processing device.

Background

With the development of manufacturing industry, the requirements on production equipment are higher and higher, and especially the production efficiency of the equipment is higher. For example, in laser cutting equipment, most machine types adopt double-workbench automatic feeding and discharging, and the transmission mode of workbench driving mainly has two settings:

the first kind is that adopt unilateral driven mode drive workstation to remove, is equivalent to the unilateral atress of workstation promptly, so, the workstation atress is uneven, exchange speed is fast and long-time use the back, can lead to the problem such as traction chain fracture and workstation skew wearing and tearing.

The other type is bilateral drive, a transmission shaft is adopted to synchronously drive two sides of a workbench to run, the defects of the unilateral drive are overcome by the arrangement, specifically, transmission chain wheels, namely gears, are respectively fixed at two ends of the transmission shaft, and then, traction chains capable of being meshed are respectively sleeved on the transmission shaft.

Therefore, how to ensure the driving stability of the two sides in the double-side synchronous driving setting needs to be solved.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application is a driving mechanism and a processing device, so that the problem that manufacturing errors, installation and debugging errors and the like between accessories affect the driving stability of two sides in the bilateral synchronous driving setting is solved.

The embodiment of the application discloses a driving mechanism, which comprises a driving piece, a first transmission shaft, a second transmission shaft, a first positioning piece and a second positioning piece, wherein the driving piece is in driving connection with the first transmission shaft; the axial direction of the second transmission shaft is parallel to the axial direction of the first transmission shaft, and one end of the first transmission shaft is connected with one end of the second transmission shaft by a universal connecting piece; the first transmission shaft is rotatably arranged on the first positioning piece in a penetrating way; the second transmission shaft is rotatably arranged on the second positioning piece in a penetrating mode.

Optionally, the first positioning element includes a first base, the second positioning element includes a second base, the first base and the second base are respectively provided with an adjusting portion, and the adjusting portions are used for enabling the corresponding positioning elements to be movably adjusted.

Optionally, the adjusting portion is in a hollow hole shape.

Optionally, the first positioning element further includes a first bearing, an outer ring of the first bearing is fixed to the first base, the first transmission shaft penetrates through an inner ring of the first bearing, and the first transmission shaft is fixed to the inner ring of the first bearing; and/or, the second positioning part further comprises a second bearing, an outer ring of the second bearing is fixed on the second base, the second transmission shaft penetrates through an inner ring of the second bearing, and the second transmission shaft is fixed with the inner ring of the second bearing.

Optionally, the first positioning element is a speed reducer, the first transmission shaft is a rotating shaft of the speed reducer, and the driving element is fixedly and drivingly connected with the speed reducer.

Optionally, a base of the speed reducer is provided with a strip-shaped hole along the second direction.

Optionally, the number of the second positioning parts is at least two, and the second positioning parts are respectively arranged at two axial ends of the second transmission shaft.

Optionally, the universal connecting piece includes a first end block, a second end block, and a connecting block, one end of the first end block and one end of the connecting block are rotatably connected with each other with two straight lines having an included angle as a rotation center, and the other end of the first end block is fixedly connected with the first transmission shaft; one end of the second end block is rotatably connected with the other end of the connecting block by taking two straight lines with included angles as rotating centers respectively, and the other end of the second end block is fixedly connected with the second transmission shaft.

The embodiment of the application further discloses a machining device, machining device includes support frame, workstation and as above arbitrary actuating mechanism, first setting element with the second setting element set up respectively in on the support frame, first transmission shaft with the second transmission shaft respectively with the workstation drive is connected.

Optionally, the axial direction of the first transmission shaft and the axial direction of the second transmission shaft are respectively arranged along a first direction, and the first positioning piece and the second positioning piece are respectively movably arranged on the support frame along a second direction.

Optionally, the driving mechanism is arranged at one end of the support frame along the second direction, the free end of the first transmission shaft and the free end of the second transmission shaft are respectively provided with a first transmission wheel, the other end of the support frame along the second direction corresponds to each of the first transmission wheels, a second transmission wheel is arranged opposite to each of the first transmission wheels, the first transmission wheels are connected with the corresponding second transmission wheels through transmission chains, and two ends of the workbench along the first direction are respectively connected with the corresponding adjacent transmission chains.

Optionally, a protective cover is further arranged on the supporting frame, and the protective cover corresponds to the cover cap and is arranged on the transmission chain.

Optionally, a guide is further disposed between the first driving wheel and the second driving wheel on the supporting frame, and the guide correspondingly limits the setting of the driving chain along a preset direction.

Optionally, an induction piece is arranged on the transmission chain, and an inductor used for inducing the induction piece is arranged on the supporting frame.

Optionally, two ends of the workbench along the first direction are respectively provided with a traction block, each traction block is provided with a traction groove along the third direction, each transmission chain is provided with a rotatable traction wheel, and the traction wheels are arranged in the traction grooves; the processing device further comprises a carrying platform, a supporting platform along the second direction is further arranged on the supporting frame, the table surface of the carrying platform and the table surface of the supporting platform are arranged in a coplanar mode, a roller is arranged on the workbench, and the workbench can move on the table surface of the carrying platform and the table surface of the supporting platform along the second direction through the roller.

Optionally, the support frame is provided with the guide parts on two sides along the first direction respectively, guide grooves are formed in the guide parts, the guide grooves are arranged along the tangential direction of the edges of the first driving wheel and the second driving wheel on the corresponding sides, and the corresponding guide grooves are penetrated by the driving chain.

Because this application embodiment has adopted two transmission shafts that connect through universal connection, wherein first transmission shaft is connected with the driving piece drive, it can make first transmission shaft and second transmission shaft synchronous rotation to rotate through the first transmission shaft of driving piece drive, and this synchronous rotation is not influenced by the contained angle position etc. of two transmission shafts, then set up the setting element respectively to two transmission shafts of correspondence, utilize the setting element to retrain the axial contained angle of two transmission shafts, can make the axial of two transmission shafts parallel all the time, so, both can realize synchronous operation, can also keep the syntropy drive to use all the time, even if do relative position adjustment to two transmission shafts, this direction of drive still can keep. And the problem that the stability of the double-side driving is reduced due to manufacturing errors and installation and debugging errors among accessories when the conventional driving mechanism is used for actual driving is solved. The effect of improving the driving stability of the two sides of the driving mechanism is achieved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the application, are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic structural diagram of a driving mechanism disclosed in an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a processing apparatus disclosed in an embodiment of the present application;

FIG. 3 is an enlarged schematic view of detail A of FIG. 2;

fig. 4 is an enlarged structural view of a portion B in fig. 2;

FIG. 5 is a schematic structural view of a guide member disclosed in an embodiment of the present application;

fig. 6 is a schematic structural diagram of a workbench disclosed in an embodiment of the present application.

10, a driving mechanism; 11. a drive member; 12. a first drive shaft; 13. a second drive shaft; 14. a first positioning member; 15. a second positioning member; 16. a universal connection member; 161. a first end block; 162. a second end block; 163. connecting blocks; 17. a first base; 18. a second base; 19. an adjustment section; 20. a first bearing; 21. a second bearing; 22. a speed reducer; 23. a processing device; 24. a support frame; 25. a work table; 26. a first drive pulley; 27. a second transmission wheel; 28. a drive chain; 29. a shield; 30. a guide member; 31. a guide groove; 32. a sensing member; 33. an inductor; 34. a traction block; 35. a traction groove; 36. a traction wheel; 37. a stage; 38. and a roller.

Detailed Description

It is to be understood that the terminology, the specific structural and functional details disclosed herein are for the purpose of describing particular embodiments only, and are representative, but that the present application may be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.

In the description of the present application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating relative importance or as implicitly indicating the number of technical features indicated. Thus, unless otherwise specified, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. The terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that one or more other features, integers, steps, operations, elements, components, and/or combinations thereof may be present or added.

Also, terms of orientation or positional relationship indicated by "horizontal" and the like are described based on the orientation or relative positional relationship shown in the drawings only for the convenience of description of the present application, and do not indicate that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

Furthermore, unless expressly stated or limited otherwise, the term "coupled" is to be construed broadly, e.g., as meaning fixedly attached, detachably attached, or integrally attached; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

The present application is described in detail below with reference to the figures and alternative embodiments.

As shown in fig. 1, the embodiment of the present application discloses a driving mechanism 10, where the driving mechanism 10 includes a driving member 11, a first transmission shaft 12, a second transmission shaft 13, a first positioning member 14, and a second positioning member 15, and the driving member 11 is in driving connection with the first transmission shaft 12; the axial direction of the second transmission shaft 13 is parallel to the axial direction of the first transmission shaft 12, and one end of the first transmission shaft 12 is connected with one end of the second transmission shaft 13 by a universal connecting piece 16; the first transmission shaft 12 is rotatably arranged through the first positioning piece 14; the second transmission shaft 13 is rotatably inserted through the second positioning member 15.

The driving member 11 in the embodiment of the present application may be a driving motor or other components having a driving function, the first transmission shaft 12 and the second transmission shaft 13 may be cylindrical, or may be other straight rod-shaped, and the first positioning member 14 and the second positioning member 15 serve as components for restricting positions of the corresponding transmission shafts, and the above specific structures are not limited as long as the corresponding matching use can be satisfied.

As shown in fig. 3, the universal joint 16 in the embodiment of the present invention may include a first end block 161, a second end block 162, and a connection block 163, wherein one end of the first end block 161 is rotatably connected to one end of the connection block 163 by using two straight lines with included angles as rotation centers, and the other end of the first end block 161 is fixedly connected to the first transmission shaft 12; one end of the second end block 162 is rotatably connected to the other end of the connecting block 163 by using two straight lines with an included angle as a rotation center, and the other end of the second end block 162 is fixedly connected to the second transmission shaft 13. In cooperation with the rotation of the first transmission shaft 12 and the second transmission shaft 13, the first end block 161 and the second end block 162 can rotate relative to the connecting block 163 in any direction along the radial direction of the first transmission shaft 12 and the second transmission shaft 13, i.e. the first transmission shaft 12 and the second transmission shaft 13 can be parallel, collinear or have an included angle. When actuating mechanism 10 is used for the drive to use like this, only need to fix actuating mechanism 10 with driving piece 11, first setting element 14 and second setting element 15 according to setting for the rigidity of position, then with two transmission shafts respectively with wait driven structure establish the power conduction relation can, need not to consider the position relation between first transmission shaft 12 and the second transmission shaft 13, all can realize effectual transmission effect.

This application embodiment has adopted two transmission shafts that connect through universal joint spare 16, wherein first transmission shaft 12 is connected with driving piece 11 drive, it can make first transmission shaft 12 and second transmission shaft 13 synchronous rotation to drive first transmission shaft 12 through driving piece 11, universal joint spare 16 can make this synchronous rotation not influenced by the contained angle position etc. of two transmission shafts, then it sets up the setting element respectively to correspond two transmission shafts, utilize the setting element to retrain the position of two transmission shafts, can make the axial of two transmission shafts parallel all the time, so, both can realize synchronous operation, can also keep the syntropy drive to use all the time, even if do relative position adjustment to two transmission shafts, this direction of drive still can keep.

The first positioning element 14 may include a first base 17, the second positioning element 15 may include a second base 18, an end side of the first base 17 and an end side of the second base 18 may be plate-shaped structures, the first base 17 and the second base 18 are respectively provided with an adjusting portion 19, and the adjusting portions 19 are used for movably adjusting the corresponding positioning elements. After the first positioning member 14 and the second positioning member 15 are disposed on the device to which the drive mechanism 10 is to be applied, the first positioning member 14 and the second positioning member 15 can be adjusted in the disposed positions according to the corresponding adjusting portions 19. The adjustment part 19 may be an adjustable part, such as an adjustment screw, by which the positioning element can be moved stepwise over the device. The regulation portion 19 can also be the poroid structure of fretwork, and the shape in this hole is decided according to actual need, does not do the restriction, then utilizes the screw to pass the hole and fix the setting element that corresponds on treating the mounted position, when the position of setting element is adjusted to needs, only needs to unscrew corresponding screw, can make this setting element remove along the hole, moves to screw up this screw after the required position can.

Further, the first positioning element 14 may further include a first bearing 20, an outer ring of the first bearing 20 is fixed to the first base 17, the first transmission shaft 12 penetrates through an inner ring of the first bearing 20, and the first transmission shaft 12 is fixed to the inner ring of the first bearing 20; the second positioning element 15 further includes a second bearing 21, an outer ring of the second bearing 21 is fixed to the second base 18, the second transmission shaft 13 penetrates through an inner ring of the second bearing 21, and the second transmission shaft 13 is fixed to the inner ring of the second bearing 21.

In the embodiment of the present application, the first base 17 may be regarded as a bearing seat of the first bearing 20, the second base 18 may be regarded as a bearing seat of the second bearing 21, the first bearing 20 and the first base 17 and the second bearing 21 and the second base 18 may be directly connected, or may be connected through an intermediate connection structure, without limitation, the first bearing 20 and the second bearing 21 are both structures in which an inner ring and an outer ring can rotate relatively, and are common bearing structures, so that the first transmission shaft 12 can rotate and be fixed in position relative to the first positioning member 14, and the second transmission shaft 13 can rotate and be fixed in position relative to the second positioning member 15. Of course, in the embodiment of the present application, a bearing may be only disposed on the first base, and no bearing is disposed on the second base; the bearing can be arranged on the second base only, and the bearing is not arranged on the first base; the first base and the second base can be provided with bearings. The provision of bearings may provide a better connection and rotation of the first and second drive shafts, but indeed may be implemented, and thus, any of the above described possible embodiments may be used.

It is understood that the first positioning element 14 may be a speed reducer 22, the first transmission shaft 12 may be a rotating shaft of the speed reducer 22, and the driving element 11 is fixed and connected to the speed reducer 22 in a driving manner.

Speed reducer 22 is current part, generally is connected with driving motor's drive end drive, so that output accurate drive control, utilize speed reducer 22 as first locating piece 14, then first transmission shaft 12 can be speed reducer 22's pivot, speed reducer 22 is firm to the rigidity of first transmission shaft 12 like this, when first transmission shaft 12 position is adjusted to needs, direct regulation speed reducer 22 can, so set up to have saved complicated transmission and connect, realize direct drive, drive efficiency is higher.

The number of the second positioning parts 15 is at least two, and the second positioning parts 15 are respectively arranged at two axial ends of the second transmission shaft 13. One end of the second transmission shaft 13 receives the power of the first transmission shaft 12, and the other end is used for outputting the power, so that the second positioning parts 15 are respectively arranged at the two ends of the second transmission shaft 13, and the structure and the stability of position fixing during the operation of the second transmission shaft 13 can be effectively improved.

As shown in fig. 2, the embodiment of the present application further discloses a processing device 23, where the processing device 23 includes a support frame 24, a workbench 25 and the driving mechanism 10 as described above, the first positioning element 14 and the second positioning element 15 are respectively disposed on the support frame 24, and the first transmission shaft 12 and the second transmission shaft 13 are respectively in driving connection with the workbench 25.

The machining device 23 in the embodiment of the present application may be a laser cutting machine, the area where the supporting frame 24 is located may be a cutting machining area, the worktable 25 may be a setting capable of moving in and out of the supporting frame 24, the driving mechanism 10 is disposed on the supporting frame 24 in this embodiment, specifically, the first positioning part 14 and the second positioning part 15 of the driving mechanism 10 are directly disposed on the supporting frame 24, then the first transmission shaft 12 and the second transmission shaft 13 are both in driving connection with the worktable 25, the first transmission shaft 12 and the second transmission shaft 13 are synchronously rotated by controlling the driving part 11, and the worktable 25 is driven to enter and exit the supporting frame 24. The driving member 11 may be disposed on the supporting frame 24 or on the first positioning member 14 as long as the driving member can drive the first transmission shaft 12, and the configuration is not limited specifically and depends on practical application.

The axial direction of the first transmission shaft 12 and the axial direction of the second transmission shaft 13 are respectively arranged along a first direction, and the first positioning element 14 and the second positioning element 15 are respectively movably arranged on the support frame 24 along a second direction.

In the embodiment of the present application, the first direction is denoted as X, the second direction is denoted as Y, and an included angle is formed between the first direction and the second direction. The following description will be given of the embodiments of the present application taking as an example that the first direction and the second direction are perpendicular to each other and the support frame 24 and the table 25 are horizontally disposed. The support frame 24 and the workbench 25 can be regarded as approximate rectangular sheet metal frames, the second direction is taken as the moving direction of the workbench 25 relative to the support frame 24, the second direction can also be regarded as the length direction of the support frame 24 and the workbench 25, the first direction can be seen as the width direction of the support frame 24 and the workbench 25, the axial direction of the first transmission shaft 12 and the axial direction of the second transmission shaft 13 are perpendicular to the moving direction of the workbench 25, the stable relation is determined, the influence of related variables can be reduced, and stable driving connection with the workbench 25 is conveniently established.

It can be understood that the driving mechanism 10 is disposed at one end of the supporting frame 24 along the second direction, the free ends of the first transmission shaft 12 and the second transmission shaft 13 are respectively provided with a first transmission wheel 26, the other end of the supporting frame 24 along the second direction is provided with a second transmission wheel 27 corresponding to each first transmission wheel 26, the first transmission wheel 26 and the corresponding second transmission wheel 27 are connected by a transmission chain 28, and two ends of the workbench 25 along the first direction are respectively connected with the corresponding adjacent transmission chains 28.

The whole driving mechanism 10 is arranged at one end of the supporting frame 24 in the length direction, then the workbench 25 is driven to move along the length direction of the supporting frame 24, the driving mechanism 10 specifically drives the workbench 25 by using symmetrical double drives, and therefore the problem that the workbench 25 is prone to failure due to uneven stress caused by single-side driving can be solved. The present embodiment specifically employs an arrangement of a driving wheel and a driving chain 28, wherein the driving wheel may be in the shape of a gear, and the driving chain 28 may be a sprocket capable of meshing with the gear, to apply the driving force of the driving mechanism 10 to the working platform 25, and the arrangement is stable, and the driving chain 28 is forced not to slip with the driving wheel, wherein each driving chain 28 is in an end-to-end closed arrangement. When the first transmission shaft 12 and the second transmission shaft 13 rotate synchronously, the correspondingly disposed first transmission wheels 26 also rotate synchronously, and the corresponding transmission chains 28 rotate synchronously around the first transmission wheels 26 and the second transmission wheels 27 through the cooperation of the corresponding second transmission wheels 27, so as to drive the worktable 25 to move.

As shown in fig. 3, a protective cover 29 may be further disposed on the supporting frame 24, and the protective cover 29 is disposed to cover the driving chain 28. The protective cover 29 is used for protecting the transmission chain 28 and preventing the scraps in the process from falling on the transmission chain 28 to cause transmission obstruction, and the protective cover 29 can be a plate structure with a proper shape.

As shown in fig. 3 and 5, further, a guide 30 may be disposed between the first driving wheel 26 and the second driving wheel 27 on the supporting frame 24, and the guide 30 correspondingly limits the arrangement of the driving chain 28 along a preset direction. The guide piece 30 has a guiding function on a part of the transmission chain 28 between the first transmission wheel 26 and the second transmission wheel 27, the transmission chain 28 between the first transmission wheel 26 and the second transmission wheel 27 is in a suspended state, and the guide piece 30 can be beneficial to tension adjustment after the transmission chain 28 is installed on the first transmission wheel 26 and the second transmission wheel 27, so that the transmission chain 28 is matched with the first transmission wheel 26 and the second transmission wheel 27 more tightly, the transmission chain 28 can be prevented from falling off easily and being scratched by other parts, and the transmission stability is improved. Of course, the drive chain 28 is relatively flexible, and the guide 30 cooperating with the drive chain 28 can also change the drive direction of the corresponding position of the drive chain 28, wherein the specific direction is determined according to the requirement.

Specifically, the two sides of the supporting frame 24 along the first direction are respectively provided with the guiding element 30, that is, the supporting frame 24 corresponding to the suspended portion of the transmission chain 28 on the two sides is provided with the guiding element 30, the guiding element 30 can be provided with a guiding groove 31, the guiding groove 31 is arranged along the tangential direction of the edges of the first transmission wheel 26 and the second transmission wheel 27 on the corresponding side, and the transmission chain 28 penetrates through the corresponding guiding groove 31.

The first driving wheel 26 and the second driving wheel 27 in the embodiment of the present application may be equal in size or different in size, and the guide member 30 guides the driving chain 28 through the guide groove 31, in this embodiment, the guide groove 31 is disposed along the tangential direction of the edges of the first driving wheel 26 and the second driving wheel 27 on the corresponding side, so that the guide groove 31 can enable the corresponding driving chain 28 to drive along the tangential direction of the edges of the first driving wheel 26 and the second driving wheel 27, even if the driving chain 28 between the first driving wheel 26 and the second driving wheel 27 is in a straight state, the shortest state can be achieved after the driving chain 28 is tensioned, thereby greatly improving the driving efficiency, and meanwhile, the guide member 30 thus disposed also greatly improves the operation stability of the driving chain 28, and avoids the driving chain 28 from falling off.

As shown in fig. 3, the driving chain 28 may further include a sensing element 32, and the supporting frame 24 is provided with a sensor 33 for sensing the sensing element 32. The sensor 33 is disposed on the supporting frame 24 at a desired position, and then when the driving chain 28 drives the worktable 25 to move to a target position, the sensor 32 disposed on the driving chain 28 is sensed by the sensor 33, so that the sensor 33 sends a feedback signal to finally stop driving the driving member 11. Wherein the sensor 33 and the sensing element 32 of the present embodiment may be any sensing cooperation that is satisfactory for use.

As shown in fig. 2, 4 and 6, two ends of the workbench 25 along the first direction are respectively provided with a traction block 34, each traction block 34 is provided with a traction groove 35 along the third direction, each transmission chain 28 is provided with a rotatable traction wheel 36, and the traction wheel 36 is arranged in the traction groove 35; the processing device 23 further includes a stage 37, the support frame 24 is further provided with a support table along the second direction, a table surface of the stage 37 and a table surface of the support table are arranged in a coplanar manner, the worktable 25 is provided with a roller 38, and the worktable 25 can move along the second direction on the table surface of the stage 37 and the table surface of the support table through the roller 38.

The third direction in this embodiment is Z, this embodiment is described by taking the first direction, the second direction and the third direction as examples, where the table top of the stage 37 and the table top of the support table are horizontally disposed, the axial directions of the first driving wheel 26 and the second driving wheel 27 are disposed along the first direction, that is, the first driving wheel 26 and the second driving wheel 27 are vertically disposed relative to the horizontal plane, after the driving chain 28 is matched with the first driving wheel 26 and the second driving wheel 27, the driving chain 28 can carry the traction wheel 36 in synchronization during operation, when bypassing the second driving wheel 27, the traction wheel 36 can move along the third direction, at this time, the traction wheel 36 can roll along the traction groove 35 to avoid driving the table 25 to move along the third direction, so that the table 25 can be always disposed on the table top of the support table and/or the stage 37 and operate stably, the cooperation of the traction groove 35 and the traction wheel 36 can solve the traction force applied to the table 25 along the third direction, so as to ensure that the table 25 operates stably along the horizontal plane. Wherein the traction wheel 36 and the wall of the traction groove 35 act in a second direction to drive the table 25.

The working principle of the processing device 23 in the embodiment of the present application is as follows: the driving member 11 drives the first transmission shaft 12 to rotate, the second transmission shaft 13 and the first transmission shaft 12 rotate synchronously through the transmission action of the universal connecting member 16, and the first transmission wheels 26 respectively arranged on the first transmission shaft 12 and the second transmission shaft 13 rotate synchronously to drive the transmission chain 28 to run on the first transmission wheel 26 and the second transmission wheel 27, and the operation of the transmission chain 28 drives the worktable 25 to move on the carrying platform 37 and the supporting frame 24 through the matching of the traction wheel 36 and the traction groove 35 of the traction block 34.

At the installation and debugging stage of the processing device 23, the driving mechanism 10 needs to be installed on the support frame 24, at this time, because of production errors of the transmission chain 28 and the like, the length of the transmission chain 28 on both sides is often poor, then the first transmission shaft 12 and the second transmission shaft 13 are connected through the universal connecting piece 16, the adjustment can be flexibly performed so as to conveniently install the transmission chain 28 on the first transmission wheel 26 and the second transmission wheel 27, after the transmission chain 28 is installed, the first transmission shaft 12 is arranged on the support frame 24 by using the first positioning piece 14, the second transmission shaft 13 is arranged on the support frame 24 by using the second positioning piece 15, and then the transmission chain 28 is tensioned, because of the length difference of the transmission chains 28 on both sides, the first transmission shaft 12 and the second transmission shaft 13 can relatively generate an installation included angle and cannot be collinear, at this time, the first positioning piece 14, the second positioning piece 15 and the universal connecting piece 16 are matched, so that the first transmission shaft 12 and the second transmission shaft 13 can be parallel and can still synchronously rotate, and the problem caused by the size difference of the transmission chain 28 on both sides is solved.

The foregoing is a more detailed description of the present application in connection with specific alternative embodiments, and the specific implementations of the present application are not to be considered limited to these descriptions. For those skilled in the art to which the present application pertains, several simple deductions or substitutions can be made without departing from the concept of the present application, which should be considered as belonging to the protection scope of the present application.

Claims (15)

1. A drive mechanism, comprising:

a drive member;

the driving piece is in driving connection with the first transmission shaft;

the axial direction of the second transmission shaft is parallel to the axial direction of the first transmission shaft, and one end of the first transmission shaft is connected with one end of the second transmission shaft by a universal connecting piece;

the first positioning piece is rotatably arranged through the first transmission shaft in a penetrating way; and

and the second positioning piece is rotatably arranged on the second transmission shaft in a penetrating way.

2. The driving mechanism as claimed in claim 1, wherein the first positioning member comprises a first base, the second positioning member comprises a second base, and the first base and the second base are respectively provided with an adjusting portion for movably adjusting the corresponding positioning member.

3. The drive mechanism as recited in claim 2, wherein the adjustment portion is a hollowed out hole.

4. The drive mechanism as claimed in claim 2, wherein the first positioning member further comprises a first bearing, an outer ring of the first bearing is fixed to the first base, the first transmission shaft penetrates through an inner ring of the first bearing, and the first transmission shaft is fixed to the inner ring of the first bearing; and/or

The second positioning piece further comprises a second bearing, the outer ring of the second bearing is fixed on the second base, the second transmission shaft penetrates through the inner ring of the second bearing, and the second transmission shaft is fixed with the inner ring of the second bearing.

5. The drive mechanism as recited in claim 1, wherein the first positioning member is a reducer, the first transmission shaft is a rotating shaft of the reducer, and the driving member is fixedly and drivingly connected to the reducer.

6. The driving mechanism as recited in claim 5, wherein at least two second positioning members are provided, and the second positioning members are provided at two axial ends of the second transmission shaft, respectively.

7. The drive mechanism according to claim 1, wherein the universal connecting piece comprises a first end block, a second end block and a connecting block, one end of the first end block is rotatably connected with one end of the connecting block by taking two straight lines with included angles as rotation centers, and the other end of the first end block is fixedly connected with the first transmission shaft;

one end of the second end block is rotatably connected with the other end of the connecting block by taking two straight lines with included angles as rotating centers respectively, and the other end of the second end block is fixedly connected with the second transmission shaft.

8. A processing device, characterized in that, the processing device includes a support frame, a workbench and the driving mechanism of any one of claims 1 to 7, the first positioning piece and the second positioning piece are respectively arranged on the support frame, and the first transmission shaft and the second transmission shaft are respectively in driving connection with the workbench.

9. The processing apparatus as claimed in claim 8, wherein the axial direction of the first transmission shaft and the axial direction of the second transmission shaft are respectively disposed along a first direction, and the first positioning member and the second positioning member are respectively movably disposed on the supporting frame along a second direction.

10. The processing apparatus as claimed in claim 8, wherein the driving mechanism is disposed at one end of the supporting frame along the second direction, the first transmission wheels are disposed at the free ends of the first transmission shafts and the second transmission shafts, respectively, one second transmission wheel is disposed at the other end of the supporting frame along the second direction opposite to each first transmission wheel, the first transmission wheels are connected with the corresponding second transmission wheels through transmission chains, and two ends of the working table along the first direction are respectively connected with the corresponding adjacent transmission chains.

11. The processing device as claimed in claim 10, wherein a shield is further provided on the support frame, and the shield is disposed to cover the transmission chain.

12. The processing apparatus as claimed in claim 10, wherein a guide member is further provided between the first driving wheel and the second driving wheel on the supporting frame, the guide member being disposed in a predetermined direction corresponding to the driving chain.

13. The processing device as claimed in claim 10, wherein the transmission chain is provided with an induction member, and the support frame is provided with an inductor for inducing the induction member.

14. The processing apparatus as claimed in claim 10, wherein the worktable is provided with traction blocks at both ends thereof in the first direction, each traction block is provided with a traction groove in the third direction, each transmission chain is provided with a rotatable traction wheel, and the traction wheel is disposed in the traction groove;

the processing device further comprises a carrying platform, a supporting platform along the second direction is further arranged on the supporting frame, the table surface of the carrying platform and the table surface of the supporting platform are arranged in a coplanar mode, a roller is arranged on the workbench, and the workbench can move on the table surface of the carrying platform and the table surface of the supporting platform along the second direction through the roller.

15. The processing apparatus as claimed in claim 12, wherein the support frame is provided with the guide members on both sides in the first direction, the guide members are provided with guide grooves, the guide grooves are provided in the tangential direction of the edges of the first driving wheel and the second driving wheel on the corresponding sides, and the driving chain is inserted through the corresponding guide grooves.

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