Double-layer rotating and translating mechanism
Technical Field
The utility model relates to a transfer chain equipment technical field, in particular to a double-deck rotatory translation mechanism that is arranged in transfer chain work piece tray.
Background
As the demand of automobile products is getting larger and larger, the automobile engine is used as the source of automobile power, and the assembly quality is the centralized embodiment of the technical performance of the whole automobile. In the assembly process flow of the automobile engine roller way conveying line, the rotary translation mechanism is an important bearing and conveying tool of the engine conveying line, at present, a common rotary mechanism is generally pushed by an air cylinder, the conveying angle is fixed, only a workpiece with a small load capacity can be conveyed, the universality is poor, and the air cylinder cost is high. When the engine conveying line workpiece tray with different angles and high load needs to be assembled, a new tray is often needed to be replaced or redesigned, so that the waste of resources is caused, the production and assembly cost is increased, and the working efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a double-layer rotating and translating mechanism, which comprises a frame, wherein the frame is provided with an upper layer rotating assembly and a lower layer rotating assembly and a chain transmission assembly which is respectively arranged corresponding to the upper layer rotating assembly and the lower layer rotating assembly;
the rotating assembly comprises a supporting bottom plate, a rotary supporting shaft arranged in the middle of the supporting bottom plate and a chain transmission assembly which is arranged above the supporting bottom plate in parallel and supported by the rotary supporting shaft to rotate; the supporting bottom plate is also provided with a rotary table motor, the rotary table motor drives a transmission shaft to rotate through a coupler, the other end of the transmission shaft is connected with a worm gear, and the worm gear is meshed and connected with a rotary supporting shaft in the middle of the supporting bottom plate to drive the chain transmission assembly to rotate;
the chain transmission assembly comprises a rotary table bottom plate supported by the rotary supporting shaft and driven to rotate, and conveying side plates symmetrically arranged on the rotary table bottom plate, wherein two ends of each conveying side plate are respectively provided with a driving chain wheel II and a driven chain wheel through rotating shafts, the driving chain wheel II positioned at the same end of the conveying side plates at two sides is connected through a driving shaft, and two ends of the driving shaft are supported and arranged through vertical bearing seats; a first driving chain wheel is arranged on the driving shaft; the turntable base plate is further provided with a chain transmission motor, a motor shaft of the chain transmission motor is provided with a driving chain wheel, the driving chain wheel is connected with the driving chain wheel I through a driving chain, and the driving chain wheel II is connected with the driven chain wheel through a line body chain.
Wherein, four corners of the frame are provided with fixing feet and foot cups; the cables of the upper layer and the lower layer of the rotating assembly and the chain transmission assembly are folded through the rotary table wire grooves communicated with the upper layer and the lower layer.
The two ends of the coupler are provided with vertical bearings, the rotary table motor is installed on the supporting base plate through a rotary table motor base, and a rotary table shaft cover is installed on the outer side of a motor shaft of the rotary table motor.
Furthermore, four rotary table supports with rotating wheels are uniformly arranged on the supporting bottom plate in the circumferential direction and used for rotatably supporting the chain transmission assembly on the upper side.
Furthermore, a proximity switch bracket and a proximity switch which is arranged on the proximity switch bracket and can sense the position of the workpiece are also arranged on the supporting bottom plate.
Furthermore, the supporting bottom plate is further provided with a rotary table buffer seat and a buffer arranged on the rotary table buffer seat, and when the chain transmission assembly rotates to the position, the chain transmission assembly can touch the buffer to realize in-place buffering.
Further, a chain support is arranged on the lower side of the linear body chain to support the chain; two conveying side plates are symmetrically arranged on each side at the same time and are connected through fixed-width shafts at two ends, and the driving chain wheel II and the driven chain wheel are positioned between the two conveying side plates; and a transition wheel positioned at the output end is also arranged between the two conveying side plates so that the workpiece can be stably transited to the next line body.
Furthermore, a tensioning block corresponding to the driven chain wheel is further arranged on the conveying side plate and used for adjusting the tightness of the chain, and the chain is prevented from loosening and jumping teeth or rubbing the tool to influence the service life and the transmission speed; the guide part is arranged above the conveying side plates on the outer side, and the distance between the two conveying side plates on the inner side is limited by the support rod parallel to the driving shaft.
Furthermore, a backstop which is positioned between the conveying side plates on two sides and corresponds to the driven chain wheel is arranged on the bottom plate of the rotary table to prevent the work pieces from coming in and popping out; the rotary table bottom plate is provided with a pneumatic buffer stopper which is positioned between the conveying side plates on two sides and corresponds to the driving shaft so as to stop when a workpiece enters; the pneumatic buffer stop device is characterized in that limiting blocks located on two sides of the pneumatic buffer stop device are arranged on the lower side of the rotary table bottom plate, the chain transmission motor is installed on the rotary table bottom plate through a chain transmission motor base, and a sensor is installed between the conveying side plates on two sides of the rotary table bottom plate to sense the position distance of a workpiece.
Furthermore, the lower side of the rotary table bottom plate is provided with an annular wear-resisting sheet corresponding to the rotary wheel supported by the rotary table.
Through the technical scheme, the utility model discloses a set up double-deck rotatory translation mechanism, after the work piece got into, pneumatic buffering kept off the stopper and blocks and stop, the non return ware prevents that the object from kick-backing, and it is rotatory that the sensor senses the work piece tray and begins to drive chain drive assembly by electrical control, carries through chain drive assembly straight line after rotatory to the position. The utility model discloses a design is simple, reasonable, compact structure, convenient operation, comfortable, and assembly process is steady, reliable, and the commonality is strong, not only can practice thrift manpower and materials, can also guarantee product assembly quality, and bilayer structure sets up and has greatly improved assembly efficiency.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
FIG. 1 is a schematic perspective view of a dual-sided rotational-translational mechanism according to an embodiment of the disclosure;
FIG. 2 is a perspective view of a rotary assembly according to an embodiment of the disclosure;
FIG. 3 is a schematic perspective view of the chain drive assembly of the disclosed embodiment;
FIG. 4 is a schematic bottom view of the chain drive assembly in accordance with the disclosed embodiments.
In the figure: 1. a frame; 2. a rotating assembly; 2-1, supporting the bottom plate; 2-2. a turntable motor; 2-3. a transmission shaft; 2-4. a coupler; 2-5, worm gear and worm; 2-6, rotating the supporting shaft; 2-7, vertical bearing; 2-8, a turntable motor base; 2-9. a turntable shaft cover; 2-10, supporting the rotary table; 2-11, a proximity switch bracket; 2-12, a proximity switch; 2-13, a turntable buffer base; 2-14. a buffer; 3. a chain drive assembly; 3-1, a chain transmission motor; 3-2. motor shaft; 3-3, driving the chain wheel; 3-4, driving the chain; 3-5. driving shaft; 3-6, driving chain wheel I; 3-7, driving chain wheel II; 3-8, driven chain wheel; 3-9. a linear chain; 3-10, a chain support; 3-11, conveying the side plate; 3-12, fixing the width shaft; 3-13. transition wheel; 3-14, vertical bearing seat; 3-15, a tensioning block; 3-16. a guide; 3-17, a brace rod; 3-18. backstop; 3-19, a pneumatic buffer stop; 3-20, a limiting block; 3-21, a chain transmission motor base; 3-22. a sensor; 3-23. a turntable bottom plate; 3-24, annular wear-resistant plate; 4. a fixing leg; 5. a foot cup; 6. turntable wire casing.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1, the double-layer rotation and translation mechanism provided by the present invention comprises a frame 1, wherein the frame 1 is provided with an upper layer rotation assembly 2 and a lower layer rotation assembly 2, and a chain transmission assembly 3 respectively corresponding to the upper layer rotation assembly 2 and the lower layer rotation assembly 2; four corners of the frame 1 are provided with fixed feet 4 and foot cups 5; the cables of the upper layer rotating component 2, the lower layer rotating component 2 and the chain transmission component 3 are folded through the rotary table wire grooves 6 communicated with the upper layer and the lower layer.
Referring to fig. 2, the rotating assembly 2 includes a supporting base plate 2-1, a gyration support shaft 2-6 disposed in the middle of the supporting base plate 2-1, and a chain transmission assembly 3 disposed in parallel above the supporting base plate 2-1 and supported for rotation by the gyration support shaft 2-6; the supporting bottom plate 2-1 is also provided with a turntable motor 2-2, the turntable motor 2-2 drives a transmission shaft 2-3 to rotate through a coupling 2-4, the other end of the transmission shaft 2-3 is connected with a worm gear 2-5, and the worm gear 2-5 is meshed and connected with a rotary supporting shaft 2-6 in the middle of the supporting bottom plate 2-1 to drive the chain transmission assembly 3 to rotate; vertical bearings 2-7 are arranged at two ends of the coupler 2-4, the rotary table motor 2-2 is arranged on the supporting bottom plate 2-1 through a rotary table motor base 2-8, and a rotary table shaft cover 2-9 is arranged on the outer side of a motor shaft of the rotary table motor 2-2; four rotary table supports 2-10 with rotating wheels are uniformly arranged on the supporting bottom plate 2-1 in the circumferential direction and used for rotatably supporting the chain transmission assembly 3 on the upper side; the supporting bottom plate 2-1 is also provided with a proximity switch bracket 2-11 and a proximity switch 2-12 which is arranged on the proximity switch bracket 2-11 and can sense the position of a workpiece; the supporting bottom plate 2-1 is also provided with a turntable buffer seat 2-13 and a buffer 2-14 arranged on the turntable buffer seat 2-13, and when the chain transmission assembly 3 rotates to the position, the chain transmission assembly can touch the buffer 2-14 to realize the in-position buffering.
Referring to fig. 3 and 4, the chain transmission assembly 3 comprises a rotary table bottom plate 3-23 supported by a rotary support shaft 2-6 and driven to rotate, conveying side plates 3-11 symmetrically arranged on the rotary table bottom plate 3-23, two ends of each conveying side plate 3-11 are respectively provided with a driving chain wheel II 3-7 and a driven chain wheel 3-8 through rotating shafts, the driving chain wheels II 3-7 at the same ends of the conveying side plates 3-11 at two sides are connected through a driving shaft 3-5, and two ends of the driving shaft 3-5 are supported and arranged through vertical bearing seats 3-14; a driving chain wheel I3-6 is arranged on the driving shaft 3-5; the rotary table bottom plate 3-23 is also provided with a chain transmission motor 3-1, a motor shaft 3-2 of the chain transmission motor 3-1 is provided with a driving chain wheel 3-3, the driving chain wheel 3-3 and a driving chain wheel I3-6 are connected through a driving chain 3-4, and a driving chain wheel II 3-7 and a driven chain wheel 3-8 are connected through a linear chain 3-9; a chain support 3-10 is arranged at the lower side of the linear body chain 3-9 to support the chain; each side is simultaneously and symmetrically provided with two conveying side plates 3-11, the two conveying side plates 3-11 are connected through fixed width shafts 3-12 at two ends, and a driving chain wheel II 3-7 and a driven chain wheel 3-8 are positioned between the two conveying side plates 3-11; a transition wheel 3-13 positioned at the output end is also arranged between the two conveying side plates 3-11 so as to enable the workpiece to be stably transited to the next line body; the conveying side plates 3-11 are also provided with tensioning blocks 3-15 corresponding to the driven chain wheels 3-8 for adjusting the tightness of the chain and preventing the chain from loosening and jumping teeth or rubbing the tool to influence the service life and the transmission speed; a guide part 3-16 is arranged above the conveying side plate 3-11 at the outer side, and the two conveying side plates 3-11 at the inner side are connected through a support rod 3-17 parallel to the driving shaft 3-5 to limit the distance of the side plates; the bottom plate 3-23 of the rotary table is provided with a backstop 3-18 which is positioned between the conveying side plates 3-11 at the two sides and corresponds to the driven chain wheel 3-8 so as to prevent the work piece from coming in and popping out; a pneumatic buffer stop 3-19 which is positioned between the conveying side plates 3-11 at the two sides and corresponds to the driving shaft 3-5 is arranged on the bottom plate 3-23 of the rotary table so as to stop when a workpiece enters; the lower side of the rotary table bottom plate 3-23 is provided with limiting blocks 3-20 positioned at two sides of the pneumatic buffer stop 3-19, the chain transmission motor 3-1 is arranged on the rotary table bottom plate 3-23 through a chain transmission motor base 3-21, and a sensor 3-22 is arranged between the conveying side plates 3-11 at two sides to sense the position distance of a workpiece; the underside of the turntable floor 3-23 is provided with annular wear plates 3-24 corresponding to the runners of the turntable support 2-10.
The utility model discloses a set up double-deck rotatory translation mechanism, after the work piece got into, pneumatic buffer stop 3-19 blockked to stop, backstop 3-18 prevents that the object from kick-backing, and sensor 3-22 senses the work piece tray and begins revolving stage motor 2-2 action and drive chain drive assembly 3 rotation by electrical control, and the straight line of work piece is carried through the action of chain drive motor 3-1 of chain drive assembly 3 and drive line body chain 3-9 operation realization behind the rotatory arrival position. The utility model discloses a design is simple, reasonable, compact structure, convenient operation, comfortable, and assembly process is steady, reliable, and the commonality is strong, not only can practice thrift manpower and materials, can also guarantee product assembly quality, and bilayer structure sets up and has greatly improved assembly efficiency.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to the above-described embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.