CN210552080U

CN210552080U - Rotary workbench

Info

Publication number: CN210552080U
Application number: CN201921052012.3U
Authority: CN
Inventors: 张晶晶; 解亚非
Original assignee: Jiangsu Vocational College of Information Technology
Current assignee: Jiangsu Vocational College of Information Technology
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-05-19
Anticipated expiration: 2029-07-08

Abstract

The utility model provides a rotary worktable, including workstation subassembly and drive assembly, the workstation subassembly includes first desktop board, fixed rail and frame, circular logical groove has been seted up on the first desktop board, fixed rail sets up in first desktop board below, and sliding connection between fixed rail and the first desktop board, the bottom surface and the frame fixed connection of fixed rail, drive assembly includes the mount pad, servo motor, the reduction gear, the outer gear, circular rack and automatically controlled cabinet, the mount pad is located first desktop board below, servo motor and the equal fixed setting of reduction gear are on the mount pad, servo motor is connected with automatically controlled cabinet electricity, and servo motor and retarder connection, the outer gear is connected with the output of reduction gear, circular rack is located circular logical inslot and circular rack and first desktop board fixed connection, circular rack is connected with the outer gear engagement. Through servo control, accurate control gypsum die setting time ensures the fashioned uniformity of gypsum recess, reduces the labour requirement, improves production efficiency.

Description

Rotary workbench

Technical Field

The utility model belongs to the turbine field of making, concretely relates to swivel work head.

Background

In the turbine manufacturing industry, a gypsum solution needs to be poured into a male die of a rubber wheel and is solidified to form a gypsum female die, but the gypsum solution poured into a die assembly needs to be solidified for a certain time to be taken out, otherwise, the gypsum female die is unqualified, and a working turntable capable of timing is needed to guarantee the operation time of each step.

Disclosure of Invention

The utility model provides a rotary worktable can realize the constant speed rotary worktable, and the fashioned uniformity of gypsum recess is ensured to accurate control gypsum die setting time.

For solving the technical problem, the utility model discloses the technical scheme who adopts as follows:

a rotary worktable comprises a worktable assembly and a driving assembly,

the worktable assembly comprises a first table top plate, a fixed rail and a frame,

a circular through groove is arranged on the first table top board,

the fixed rail is arranged below the first table panel, the fixed rail is connected with the first table panel in a sliding way, the bottom surface of the fixed rail is fixedly connected with the machine frame,

the driving component comprises a mounting seat, a servo motor, a speed reducer, an external gear, a circular rack and an electric control cabinet,

the mount pad is located first desktop board below, and servo motor and reduction gear are all fixed to be set up on the mount pad, and servo motor is connected with automatically controlled cabinet electricity, and servo motor and retarder connection, and the output of outer gear and reduction gear is connected, and circular rack is located circular logical inslot and circular rack and first desktop board fixed connection, and circular rack is connected with the outer gear meshing.

According to the rotary workbench with the structure, the electric control cabinet controls the servo motor to work, the servo motor drives the outer gear to rotate, so that the circular rack is driven to rotate, and the first table top plate is driven to rotate. Through servo control, the working table can be rotated at a fixed speed at fixed time, and the setting time of the gypsum female die can be accurately controlled.

Furthermore, a first sliding groove is concavely arranged on the upper surface of the fixed rail,

the workbench component also comprises a moving rail which is fixedly arranged on the lower surface of the first table top board, a plurality of first sliding parts are fixedly arranged at the bottom of the moving rail, and the first sliding parts can slide along the first sliding grooves.

The movable rail is fixedly arranged on the lower surface of the first table top board, and the first sliding piece matched with the first sliding groove is fixedly arranged on the movable rail, so that the sliding connection between the first table top board and the fixed rail is realized.

Furthermore, the first table top board is a circular plate formed by sequentially splicing a plurality of first sector annular plate units with the same size, the moving rail is a circular plate formed by sequentially splicing second sector annular plate units with the same number as the first sector annular plate units, the second sector annular plate units are uniform in size, the second sector annular plate units are fixedly arranged on the lower surface of the first sector annular plate units, and the second sector annular plate units and the first sector annular plate units are arranged in a cross mode.

So set up, conveniently process first desktop board and motion rail, reduce the processing degree of difficulty, and be convenient for transport. The first fan-shaped annular plate unit and the second fan-shaped annular plate unit are arranged in a mutually crossed mode, so that the first table top plate and the moving rail can be fixedly connected conveniently.

Further, the first sliding piece is a bull-eye wheel, and balls of the bull-eye wheel can slide along the first sliding groove.

Furthermore, a second sliding groove is concavely formed in the outer wall of the fixed rail, a plurality of second sliding parts are fixedly arranged on the lower surface of the first table top board, and the second sliding parts can slide along the second sliding groove. The second sliding groove and the second sliding piece are arranged to play a further role in fixing, the first table panel is prevented from falling off from the fixed rail in the sliding process, and the structural stability is improved.

Furthermore, the second sliding parts comprise mounting blocks and bull-eye wheels, the tops of the mounting blocks are fixedly connected with the first table top plate, the bull-eye wheels are fixedly arranged on the mounting blocks, and balls of the bull-eye wheels can slide along the second sliding grooves.

Further, the fixed rail includes first fixed rail and second fixed rail, first fixed rail is the circular ring shaped plate that forms by the amalgamation in proper order of a plurality of size unanimous third sector annular plate units, the second fixed rail is the ring shaped plate that forms by the amalgamation in proper order of the fourth sector annular plate unit that equals with third sector annular plate unit quantity, the size of third sector annular plate unit is all unanimous, fourth sector annular plate unit all fixes and sets up at third sector annular plate unit lower surface, and fourth sector annular plate unit and third sector annular plate unit intercrossing set up.

So set up, conveniently processing the fixed rail, reduce the processing degree of difficulty, and the cross arrangement between third sector annular plate unit and the fourth sector annular plate unit, conveniently connect fixed first fixed rail and second fixed rail and become whole.

Further, the table assembly may include a second table top that overlies the first table top. The second table top board is covered on the first table top board, so that the first table top board can be prevented from being abraded due to the friction of the mould in the using process.

Furthermore, the frame comprises a plurality of bracket units which are uniformly arranged on the bottom surface of the fixed rail and are fixedly connected with the fixed rail,

the workbench component further comprises a plurality of baffle units equal to the support units in number, the baffle units and the support units are arranged in a one-to-one correspondence mode, the bottom of each baffle unit is fixedly connected with the corresponding support unit, and the top of each baffle unit extends upwards to be higher than the first table top plate.

The rack is arranged into a plurality of support units, so that the rack is convenient to process and transport, and the baffle is arranged to prevent the die from falling off from the table top plate in the using process.

Furthermore, the support units all comprise a frame, a first connecting plate and a second connecting plate, the frame is vertically arranged, the first connecting plate is horizontally arranged, one side of the first connecting plate is fixedly connected with the top of the frame, a first fixing groove is formed in the first connecting plate, the second connecting plate is vertically arranged, the top end of the second connecting plate is fixedly connected with the other side of the first connecting plate, a second fixing groove is formed in the second connecting plate,

the baffle unit comprises a third connecting plate fixedly connected with the second connecting plate, a transition plate and a baffle, the third connecting plate is vertically arranged, a through hole is formed in the third connecting plate, one end of the transition plate is fixedly connected with the third connecting plate, the other end of the transition plate is fixedly connected with the bottom of the baffle, the top of the baffle extends upwards to be higher than the first desktop plate, and the baffle is arranged close to the first desktop plate.

Compared with the prior art, the utility model discloses beneficial effect that can realize is at least as follows: through servo control, the setting time of the gypsum female die is accurately controlled, the forming consistency of the gypsum grooves is ensured, the labor force requirement is reduced, and the production efficiency is improved; the first table panel, the moving rail, the fixed rail, the circular rack and the like are processed into small units, and then the small units are assembled, so that the processing difficulty and the overhigh cost caused by large size and mass are reduced, and the cost is greatly reduced.

Drawings

Fig. 1 is a schematic structural diagram of a rotary table according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a first table top plate, a moving rail and a fixed rail in a rotary worktable according to an embodiment of the present invention (a part of the moving rail, the fixed rail and a mounting block are omitted in the figure).

Fig. 3 is an enlarged view at a in fig. 2.

Fig. 4 is a schematic structural view of another perspective view of the first table top plate, the moving rail and the fixed rail of the rotary worktable according to an embodiment of the present invention (the first table top plate and the moving rail are omitted in the drawing).

Figure 5 is another schematic view of the first table top, the movable rail, and the fixed rail.

Fig. 6 is a schematic connection diagram of a mounting seat, a servo motor, a speed reducer and an external gear in a rotary table according to an embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a support unit in a rotary table according to an embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a baffle unit of a rotary workbench according to an embodiment of the present invention.

Detailed Description

For a better understanding of the present invention, the following examples are provided to further illustrate the present invention, but the present invention is not limited to the following examples.

As shown in fig. 1-8, an embodiment of the present invention provides a rotary table, which includes a table assembly and a driving assembly.

The workbench assembly comprises a first desktop plate 1, a fixed rail 2 and a rack 3, a circular through groove 11 is formed in the middle of the first desktop plate 1, the fixed rail 2 is arranged below the first desktop plate 1, the fixed rail 2 is connected with the first desktop plate 1 in a sliding mode, so that the fixed rail can support the first desktop plate and cannot interfere with the rotation of the first desktop plate 1, and the bottom surface of the fixed rail 2 is fixedly connected with the rack 3.

As shown in fig. 4 and 5, the first table top board 1 is a circular plate formed by sequentially splicing a plurality of first fan-shaped plate units 13 with the same size, the moving rail 25 is a circular plate formed by sequentially splicing a plurality of second fan-shaped plate units 252 with the same number as the first fan-shaped plate units 13 (at this time, an opening formed in the middle of the spliced circular plate is the circular through groove 11), the second fan-shaped plate units 252 have the same size, the second fan-shaped plate units 252 are fixedly arranged on the lower surface of the first fan-shaped plate units 13, and the second fan-shaped plate units 252 and the first fan-shaped plate units 13 are arranged in a mutually crossing manner, that is, each second fan-shaped plate unit 252 simultaneously contacts with two adjacent first fan-shaped plate units 13, and then the second fan-shaped plate units are fixedly connected by screws. In this embodiment there are 4 first sector

annular plate units

13 and 4 second sector annular plate units 252. The first table top board 1 and the moving rails 25 are arranged in this way, so that the processing difficulty caused by large volume and mass is reduced, the processing is convenient, and the transportation is facilitated. In this embodiment, the first table top 1 is constructed from aluminum to reduce the weight of the first table top 1.

As shown in fig. 1, the working table assembly further includes a second table top 27 made of stainless steel, the second table top 27 covers the upper surface of the first table top 1, and a through groove is formed at a position of the second table top 27 corresponding to the through groove 11 of the first table top 1. The second table top board 27 is added to avoid the abrasion of the mould assembly to the first table top board 1 when in use. If the second table top board 27 is worn and affected, only the second table top board needs to be replaced, so that the replacement is convenient and the cost is low.

As shown in fig. 1, 7 and 8, the frame 3 includes a plurality of bracket units 31 uniformly disposed on the bottom surface of the fixed rail 2 and fixedly connected to the fixed rail 2. The workbench assembly further comprises a plurality of baffle units 26 with the same number as the support units 31, the baffle units 26 are arranged in one-to-one correspondence with the support units 31, the bottom of each baffle unit 26 is fixedly connected with the corresponding support unit 31, and the top of each baffle unit 26 extends upwards to be higher than the first table top plate 1. In this embodiment, the number of the bracket units 31 and the number of the baffle units 26 are 8, and the interval arrangement of the bracket units is reasonable.

In this embodiment, the supporting units 31 each include a frame 311, a first connecting plate 312 and a second connecting plate 313, the frame 311 is vertically disposed, the first connecting plate 312 is horizontally disposed, one side of the first connecting plate 312 is fixedly connected to the top of the frame 311, a first fixing groove 3121 is disposed on the first connecting plate 312, the second connecting plate 313 is vertically disposed, the top end of the second connecting plate 313 is fixedly connected to the other side of the first connecting plate 312, a second fixing groove 3131 is disposed on the second connecting plate 313, and during installation, a screw is screwed into the fixed rail 2 through the second fixing groove 3131 to achieve fixed connection between the fixed rail and the rack.

In this embodiment, each of the baffle units 26 includes a third connecting plate 261 fixedly connected to the second connecting plate 313, a transition plate 262 and a baffle 263, the third connecting plate 261 is vertically disposed, a through hole 2611 is formed in the third connecting plate 261, one end of the transition plate 262 is fixedly connected to the third connecting plate 261, the other end of the transition plate 262 is fixedly connected to the bottom of the baffle 263, the top of the baffle 263 extends upward to be higher than the first table top 1, and the baffle 263 is disposed close to the first table top 1. In this embodiment, the blocking plate 263 is an arc-shaped plate having a radian consistent with that of the outer side wall of the first table top board 1, the arc-shaped plate is attached to the outer side wall of the first table top board 1, and the top of the blocking plate 263 extends upward and is higher than the second table top board 27. During installation, the through holes on the third connecting plate 261 are aligned with the second fixing grooves 3131 of the second connecting plate 313 in the bracket unit, and then the fixed connection between the baffle plate unit and the bracket unit can be realized through the matching of nuts and screws. The baffles 263 may be used to prevent the mold assembly from falling off the second table top 27 due to centrifugal forces during use.

As shown in fig. 5, the fixed rail 2 includes a first fixed rail 21 and a second fixed rail 22, the first fixed rail 21 is a circular ring-shaped plate formed by sequentially splicing a plurality of third ring-shaped plate units 211 having the same size, the second fixed rail 22 is a circular ring-shaped plate formed by sequentially splicing a plurality of fourth ring-shaped plate units 221 having the same number as the third ring-shaped plate units 211, the third ring-shaped plate units 211 have the same size, and each third ring-shaped plate unit 211 has the same size as the fourth ring-shaped plate unit 221, the fourth ring-shaped plate units 221 are fixedly disposed on the lower surface of the third ring-shaped plate unit 211, and the fourth ring-shaped plate units 221 and the third ring-shaped plate units 211 are disposed in an intersecting manner, that is, each fourth ring-shaped plate unit 221 is simultaneously in contact with two adjacent third ring-shaped plate units 211, and then is fixedly connected by screws. The fixing rails are arranged like this, processing and transportation of the fixing rails are facilitated, the third annular plate unit 211 and the four annular plate units 221 in the first fixing rail 21 and the second fixing rail 22 are arranged in a crossed mode, and then the two fixing rails can be fixedly connected into a whole through screws.

As shown in fig. 4, the upper surface of the fixed rail 2 is recessed to form a first sliding groove 24, and in this embodiment, the upper surface of the first fixed rail 21 is recessed to form the first sliding groove 24. The working table assembly further includes a moving rail 25, the moving rail 25 is fixedly disposed on the lower surface of the first table top board 1, a plurality of first sliding members 251 are uniformly and fixedly disposed at the bottom of the moving rail 25, the first sliding members 251 can slide along the first sliding grooves 24, in this embodiment, the first sliding members 251 are cylindrical bull-eye wheels, and the balls of the bull-eye wheels can slide along the first sliding grooves 24. The moving rail 25 is fixedly arranged on the lower surface of the first table top board 1, and a bull-eye wheel is fixedly arranged on the moving rail 25, and balls of the bull-eye wheel can slide on the first fixed rail 21 along the first sliding groove 24, so that the fixed rail and the first table top board are connected in a sliding manner.

As shown in fig. 2 and 3, the outer wall of the fixed rail 2 is recessed to form a second sliding groove 23, a plurality of second sliding members 12 are uniformly fixed on the lower surface of the first table top board 1, and the second sliding members 12 can slide along the second sliding groove 23. The second sliding grooves 23 in this embodiment are formed in the outer peripheral wall of the first fixed rail 21, the second sliding members 12 each include a mounting block 121 and a bull-eye wheel 122, the top of the mounting block 121 is fixedly connected to the first table top 1, the bull-eye wheel 122 is fixedly disposed on the mounting block 121, and the balls of the bull-eye wheel 122 can slide along the second sliding grooves 23. Set up second spout 23 and second slider 12, when motion rail 25 slided along first spout 24, the fixed second slider 12 of first desktop board 1 upper and lower surface also slided along second spout 23 on the fixed rail 2 outer wall, and the cooperation between second slider 2 and the second spout 23 plays the effect of card setting fixed, prevents that first desktop board 1 from taking place to drop with the fixed rail slip in-process, keeps the connection stability of structure, improves job stabilization nature.

As shown in fig. 1 and 6, the driving assembly includes a mounting base 4, a servo motor 5, a speed reducer 6, an external gear 7, a circular rack 8 and an electric control cabinet 9, the mounting base 4 is located below the first table top plate 1, a motor base 41 is fixedly arranged on the mounting base 4, a reinforcing rib is fixedly arranged on the motor base 41, the servo motor 5 is electrically connected with the electric control cabinet 9, an output shaft of the servo motor 5 is connected with an input shaft of the worm gear reducer 6 through a coupler 28, the output shaft of the worm gear reducer 6 is fixedly connected with the external gear 7, the circular rack 8 is located in the circular through groove 11, the circular rack 8 is fixedly connected with the first table top plate 1 through a screw, and the circular rack 8 is meshed with the. The circular rack 8 in this embodiment is formed by sequentially splicing six arc-shaped racks with the same size.

When the rotary worktable provided by the embodiment is used, the electric control cabinet 9 controls the interval working time of the servo motor 5 to control the gypsum solidification time. The automatically controlled cabinet 9 control servo motor 5 rotates, and servo motor 5 passes through the shaft coupling and drives the input shaft rotation of worm gear reduction gear 6, and the output shaft of worm gear reduction gear 6 drives external gear 7 and rotates, and the rotation of external gear 7 drives circular rack 8 and rotates to drive first desktop board 1 and rotate, cover the second desktop board 27 on first desktop board 1 this moment and rotate along with first desktop board 1 pivoted rotation. Through automatically controlled cabinet control servo motor, but accurate control gypsum setting time ensures the fashioned uniformity of gypsum die, reduces the labour requirement, improves production efficiency.

The utility model discloses the part that does not relate to all is the same with prior art or adopts prior art to realize.

The foregoing is only a preferred embodiment of the present invention and is not intended to limit the invention in any way. Various equivalent changes and modifications can be made by those skilled in the art based on the above embodiments, and all equivalent changes and modifications within the scope of the claims should fall within the protection scope of the present invention.

Claims

1. A rotary table, characterized in that: comprises a workbench component and a driving component,

the worktable assembly comprises a first table top plate (1), a fixed rail (2) and a frame (3),

a circular through groove (11) is arranged on the first table top plate (1),

the fixed rail (2) is arranged below the first table top board (1), the fixed rail (2) is connected with the first table top board (1) in a sliding way, the bottom surface of the fixed rail (2) is fixedly connected with the frame (3),

the driving component comprises a mounting seat (4), a servo motor (5), a speed reducer (6), an external gear (7), a circular rack (8) and an electric control cabinet (9),

mount pad (4) are located first desktop board (1) below, servo motor (5) and reduction gear (6) are all fixed to be set up on mount pad (4), servo motor (5) are connected with automatically controlled cabinet (9) electricity, and servo motor (5) are connected with reduction gear (6), outer gear (7) are connected with the output of reduction gear (6), circular rack (8) are located circular logical groove (11) and circular rack (8) and first desktop board (1) fixed connection, circular rack (8) are connected with outer gear (7) meshing.

2. A rotary table according to claim 1, wherein: a first sliding chute (24) is concavely arranged on the upper surface of the fixed rail (2),

the workbench assembly further comprises a moving rail (25), the moving rail (25) is fixedly arranged on the lower surface of the first table top board (1), a plurality of first sliding pieces (251) are fixedly arranged at the bottom of the moving rail (25), and the first sliding pieces (251) can slide along the first sliding grooves (24).

3. A rotary table according to claim 2, wherein: the first table top board (1) is a circular plate formed by sequentially splicing a plurality of first sector annular plate units (13) with the same size, the moving rail (25) is a circular plate formed by sequentially splicing second sector annular plate units (252) with the same number as the first sector annular plate units (13), the second sector annular plate units (252) are uniform in size, the second sector annular plate units (252) are fixedly arranged on the lower surface of the first sector annular plate units (13), and the second sector annular plate units (252) and the first sector annular plate units (13) are arranged in a mutually crossed mode.

4. A rotary table according to claim 2, wherein: the first sliding piece (251) is a bull-eye wheel, and balls of the bull-eye wheel can slide along the first sliding groove (24).

5. A rotary table according to claim 1, wherein: the outer wall of the fixed rail (2) is concavely provided with a second sliding groove (23), the lower surface of the first table top plate (1) is provided with a plurality of second sliding parts (12), and the second sliding parts (12) can slide along the second sliding groove (23).

6. A rotary table according to claim 5, wherein: the second sliding parts (12) respectively comprise mounting blocks (121) and bull-eye wheels (122), the tops of the mounting blocks (121) are fixedly connected with the first table top plate (1), the bull-eye wheels (122) are fixedly arranged on the mounting blocks (121), and balls of the bull-eye wheels (122) can slide along the second sliding grooves (23).

7. A rotary table according to claim 1, wherein: fixed rail (2) include first fixed rail (21) and second fixed rail (22), first fixed rail (21) are the circular ring shaped plate that forms by the amalgamation in proper order of a plurality of size unanimous third fan ring plate unit (211), second fixed rail (22) are the ring shaped plate that forms by amalgamation in proper order with fourth fan ring plate unit (221) that third fan ring plate unit (211) quantity equals, the size of third fan ring plate unit (211) is all unanimous, fourth fan ring plate unit (221) is all fixed to be set up at third fan ring plate unit (211) lower surface, and fourth fan ring plate unit (221) and third fan ring plate unit (211) intercrossing sets up.

8. A rotary table according to claim 1, wherein: the table assembly further includes a second table top (27), the second table top (27) being disposed over the upper surface of the first table top (1).

9. A rotary table according to claim 1, wherein: the frame (3) comprises a plurality of bracket units (31) which are uniformly arranged on the bottom surface of the fixed rail (2) and are fixedly connected with the fixed rail (2),

the workbench assembly further comprises a plurality of baffle units (26) with the number equal to that of the support units (31), the baffle units (26) and the support units (31) are arranged in a one-to-one correspondence mode, the bottom of each baffle unit (26) is fixedly connected with the corresponding support unit (31), and the top of each baffle unit (26) extends upwards to be higher than the first table top plate (1).

10. A rotary table according to claim 9, wherein: the support units (31) respectively comprise a frame (311), a first connecting plate (312) and a second connecting plate (313), the frame (311) is vertically arranged, the first connecting plate (312) is horizontally arranged, one side of the first connecting plate (312) is fixedly connected with the top of the frame (311), a first fixing groove (3121) is formed in the first connecting plate (312), the second connecting plate (313) is vertically arranged, the top end of the second connecting plate (313) is fixedly connected with the other side of the first connecting plate (312), a second fixing groove (3131) is formed in the second connecting plate (313),

baffle unit (26) all include with second connecting plate (313) fixed connection's third connecting plate (261), cross cab apron (262) and baffle (263), through-hole (2611) have been seted up on the vertical setting of third connecting plate (261) and third connecting plate (261), the one end and the third connecting plate (261) fixed connection of crossing cab apron (262), the other end of crossing cab apron (262) and the bottom fixed connection of baffle (263), baffle (263) top upwards extends and exceeds first desktop board (1), and baffle (263) are close to first desktop board (1) and set up.