CN114603371A

CN114603371A - Double-station hydraulic rotary workbench

Info

Publication number: CN114603371A
Application number: CN202210255759.9A
Authority: CN
Inventors: 赵涛; 胡文旭
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-06-10

Abstract

The invention relates to the technical field of workbenches, in particular to a double-station hydraulic rotary workbench which comprises a group and two groups, wherein the group comprises a base, a groove is formed in the top end of the base, a spreading mechanism is connected in the groove in a rotating mode, a rotating shaft is fixedly connected to the bottom end of the spreading mechanism, a rotating disc is connected to the top end of the spreading mechanism in a sliding mode, and an outer ring is connected to the side edge of the spreading mechanism in a rotating mode; the inside of base is provided with the receiver, there is the worm wheel through the key-type connection in the pivot, the worm wheel meshes with the worm mutually, the worm is fixed with the output of motor. The opening mechanism is used for separating the rotary table, so that workpieces with different sizes can be conveniently clamped, the opening mechanism is used for separating the rotary table, the rotary table is inclined relative to a horizontal plane under the matching of the outer ring, the processing scraps on the surface of the rotary table can be conveniently cleaned, and the storage box is arranged in the first cavity, so that the processing scraps can be conveniently collected in a centralized manner.

Description

Double-station hydraulic rotary workbench

Technical Field

The invention relates to the technical field of workbenches, in particular to a double-station hydraulic rotary workbench.

Background

A transmission for a rotary table of publication No. CN105458747B, the table having a ring gear, comprising: a housing; a gear shaft provided on the housing, the gear shaft including a gear portion and a shaft portion, the gear portion being matched with the ring gear; a worm wheel fixedly provided on a shaft portion of the gear shaft; a worm disposed within the housing, the worm being capable of axial movement therealong, and the worm having a plurality of teeth of different thicknesses, at least one of the teeth being mated with the worm gear. In addition, the application also provides a driving system and a rotary worktable which adopt the transmission device. The application provides a transmission and adopt this transmission's actuating system and swivel work head to set up the tooth of different thickness on the worm. By moving the worm, teeth with the optimal thickness on the worm are meshed with the worm wheel, zero-gap transmission of the worm and the worm wheel is realized, the structure is simple, the processing and the manufacturing are easy, and the transmission precision is obviously improved. However, the rotary table cannot clamp large, medium or small workpieces at the same time due to the size limitation of the rotary table, and when workpieces with different sizes need to be clamped, the rotary table needs to be replaced or the whole rotary table needs to be replaced.

Disclosure of Invention

The invention provides a double-station hydraulic rotary table, which aims to solve the problem that large, medium or small workpieces cannot be clamped simultaneously due to the limitation of the size of a turntable.

In order to achieve the purpose, the invention adopts the following technical scheme:

a double-station hydraulic rotary table comprises a group and two groups, wherein the group and the two groups have the same structure, the group comprises a base, a rotating shaft, a turntable, a spreading mechanism and an outer ring, a groove is formed in the top end of the base, the spreading mechanism is connected in the groove in a rotating mode, the rotating shaft is fixedly connected to the bottom end of the spreading mechanism, the turntable is connected to the top end of the spreading mechanism in a sliding mode, and the outer ring is connected to the side edge of the spreading mechanism in a rotating mode;

the inside of base is provided with a cavity, No. two cavities and No. three cavities, a cavity and recess intercommunication, the bottom of pivot pass behind a cavity and No. two cavities extend to the inside of No. three cavities and with piston fixed connection, the piston slides in No. three cavities, No. one cavity inner wall surface sliding connection has the receiver, there is the worm wheel through the key-type connection in the pivot in No. two cavities, slide in the epaxial keyway of commentaries on classics through the key, when preventing that hydraulic system from promoting the piston and reciprocate, because the removal of pivot makes worm wheel and the unable normal meshing of worm, the worm wheel meshes with the worm mutually, the worm is fixed with the output of motor, the worm wheel cooperates to provide linkage power for a set of and two with the worm, No. three cavities are connected with hydraulic system through defeated hydraulic fluid port.

The opening mechanism is used for separating the rotary table, so that workpieces with different sizes can be conveniently clamped, the opening mechanism is used for separating the rotary table, the rotary table is inclined relative to a horizontal plane under the matching of the outer ring, the processing scraps on the surface of the rotary table can be conveniently cleaned, and the storage box is arranged in the first cavity, so that the processing scraps can be conveniently collected in a centralized manner.

Preferably, the rotating shaft penetrates through the first chamber, so that the normal work of the rotating shaft is not hindered, the number of the storage boxes is two, and the two storage boxes are symmetrically arranged; in order to conveniently pull the storage box, one side of the storage box penetrates through the base and is fixedly connected with the handle.

Preferably, because the outer lane setting needs to support fixedly in the periphery of carousel, and the effect of outer lane is for strutting the mechanism and provide the revolving force to realize the deflection of carousel, the event divide into the outer lane and go up the swivel and turn down the swivel, go up the swivel and turn down between the swivel and be connected with rotation each other, go up the swivel and all be fixed with the ring gear with the opposite face of swivel down, through the effect of ring gear for strutting the mechanism output revolving force.

Preferably, the turntable can be split into a plurality of segments, and a sliding block is fixed at the bottom end of each segment.

Preferably, the opening mechanism includes fixed block, square bull stick and arc pull rod, the bottom and the pivot fixed connection of fixed block, the bottom of fixed block articulates there is a plurality of arc pull rods, the side of fixed block is rotated through the bearing and is connected with a plurality of square bull sticks, be provided with the cross spout in the square bull stick, the cross spout cooperatees with the slider and the slider slides in the cross spout, the bottom of slider and the one end ball that the fixed block was kept away from to the arc pull rod are articulated.

Preferably, a rotating groove is formed in the bottom end of the fixing block, a rotating shaft is connected in the rotating groove in a rotating mode, a ratchet is fixed on the fixing block on the inner wall of the rotating groove, the ratchet is matched with the V-shaped pawl for use, the V-shaped pawl is hinged to the rotating shaft, and a spring is fixed between the V-shaped pawl and the rotating shaft.

Preferably, a first gear is fixed at the hinged position of the fixed block and the arc-shaped pull rod, the first gear is in meshed connection with a second gear, and the second gear is sleeved on the surface of the rotating shaft.

Preferably, one side of the second gear, which is close to the rotating shaft, is uniformly provided with a latch, the latch is matched with a shifting sheet, and the shifting sheet is fixed on the surface of the rotating shaft.

In summary, referring to the drawings and the drawings, the worm is driven by the motor to rotate, the worm provides rotating force for the rotating shaft through the worm wheel, the rotating shaft rotates clockwise, the rotating shaft enables the fixed block to rotate through the matching of the ratchets and the V-shaped pawls, the fixed block drives the square rotating rod to rotate, the square rotating rod drives the sector block fixed with the sliding block to rotate, and the whole rotary table rotates; when the rotating shaft rotates in the anticlockwise direction, the ratchets are not meshed with the V-shaped pawls, the whole rotary table cannot rotate at the moment, the shifting piece on the rotating shaft drives the second gear to rotate through the matching of the clamping teeth and the shifting piece, the second gear drives the first gear meshed with the second gear to rotate, the arc-shaped pull rod is further driven to rotate around the first gear, the arc-shaped pull rod pulls the sliding block to slide in the cross-shaped sliding groove in the direction away from the fixed block, and the sector block fixed on the sliding block also moves in the direction away from the fixed block, so that the rotary table is opened, and workpieces with different sizes can be conveniently clamped; then the rotating shaft rotates clockwise, a certain time is needed for the V-shaped pawl and the ratchet to be meshed again, at the moment, the matching of the shifting piece and the clamping teeth can drive the second gear to rotate, the second gear rotates to drive the first gear meshed with the second gear to rotate, and then the arc-shaped pull rod is driven to rotate around the first gear, the arc-shaped pull rod pulls the sliding block to slide in the direction close to the fixed block in the cross-shaped sliding groove, and then the folding of the fan-shaped block is realized, but due to the limitation of the size of the workpiece, the shifting piece can be bent at the moment, and the shifting piece does not drive the second gear to rotate, so that the fan-shaped block cannot be folded in advance.

Preferably, the square rotating rod is fixed with No. three gears far away from one end of the fixed block, and the No. three gears are arranged between the upper rotating ring and the lower rotating ring and are meshed with gear rings arranged on opposite surfaces of the upper rotating ring and the lower rotating ring.

According to the invention, the upper rotating ring on the outer ring is manually rotated, when the upper rotating ring is rotated, the lower rotating ring and the upper rotating ring relatively slide, as the third gear is arranged between the upper rotating ring and the lower rotating ring and is meshed with the gear rings arranged on the opposite surfaces of the upper rotating ring and the lower rotating ring, the gear ring on the upper rotating ring drives the third gear to rotate, the third gear drives the lower rotating ring to rotate in the opposite direction of the upper rotating ring, so that the support and fixation of the outer ring are realized, meanwhile, a worker rotates the upper rotating ring to drive the third gear to rotate, the third gear drives the square rotating rod to rotate on the fixed block, and the sector block deflects, so that the processing scraps on the rotating disc are conveniently and intensively swept into the containing box, the centralized processing scraps are conveniently carried out, and the separation of the sector block on the sliding block and the square rotating rod is prevented through the matching of the cross sliding chute and the sliding block; when the sector block deflects, the arc pull rod is hinged to one end, far away from the fixed block, of the arc pull rod at the bottom end of the sliding block, so that the deflection of the sector block fixed on the sliding block cannot be influenced by the arc pull rod.

Compared with the prior art, the invention has the beneficial effects that:

1. the key slides in the key groove on the rotating shaft, so that when the hydraulic system pushes the piston to move up and down, the worm wheel and the worm cannot be meshed normally due to the movement of the rotating shaft; the opening mechanism is used for separating the rotary table, so that workpieces with different sizes can be conveniently clamped, the opening mechanism is used for separating the rotary table, the rotary table is inclined relative to a horizontal plane under the matching of the outer ring, the processing scraps on the surface of the rotary table can be conveniently cleaned, and the storage box is arranged in the first cavity, so that the processing scraps can be conveniently collected in a centralized manner.

2. The worm is driven to rotate by the motor, the worm provides rotating force for the rotating shaft through the worm wheel, the rotating shaft rotates clockwise, the rotating shaft enables the fixed block to rotate through the matching of the ratchets and the V-shaped pawl, the fixed block drives the square rotating rod to rotate, the square rotating rod drives the sector block fixed with the sliding block to rotate through rotating, and then the whole rotary table rotates; when the rotating shaft rotates in the anticlockwise direction, the ratchets are not meshed with the V-shaped pawls, the whole rotary table cannot rotate at the moment, the shifting piece on the rotating shaft drives the second gear to rotate through the matching of the clamping teeth and the shifting piece, the second gear drives the first gear meshed with the second gear to rotate, the arc-shaped pull rod is further driven to rotate around the first gear, the arc-shaped pull rod pulls the sliding block to slide in the cross-shaped sliding groove in the direction away from the fixed block, and the sector block fixed on the sliding block also moves in the direction away from the fixed block, so that the rotary table is opened, and workpieces with different sizes can be conveniently clamped; then the rotating shaft rotates clockwise, a certain time is needed for the V-shaped pawl and the ratchet to be meshed again, at the moment, the matching of the shifting piece and the clamping teeth can drive the second gear to rotate, the second gear rotates to drive the first gear meshed with the second gear to rotate, and then the arc-shaped pull rod is driven to rotate around the first gear, the arc-shaped pull rod pulls the sliding block to slide in the direction close to the fixed block in the cross-shaped sliding groove, and then the folding of the fan-shaped block is realized, but due to the limitation of the size of the workpiece, the shifting piece can be bent at the moment, and the shifting piece does not drive the second gear to rotate, so that the fan-shaped block cannot be folded in advance.

3. According to the invention, the upper rotating ring on the outer ring is manually rotated, the third gear is meshed with the gear ring, when the upper rotating ring is rotated, the lower rotating ring can rotate in the opposite direction of the upper rotating ring, so that the rotation of the third gear is realized, the third gear drives the square rotating rod to rotate on the fixed block, and the sector block deflects, so that the processing scraps on the rotating disc can be conveniently and intensively swept into the containing box, the processing scraps can be conveniently and intensively treated, and the sector block on the sliding block is prevented from being separated from the square rotating rod by matching the cross-shaped sliding groove and the sliding block; when the sector block deflects, the arc pull rod is hinged to one end, far away from the fixed block, of the arc pull rod at the bottom end of the sliding block, so that the deflection of the sector block fixed on the sliding block cannot be influenced by the arc pull rod.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a top view of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2 in accordance with the present invention;

FIG. 4 is a block diagram of the invention shown in FIG. 2 with the turntable open;

FIG. 5 is an enlarged view of the invention at C of FIG. 3;

fig. 6 is a cross-sectional view taken along line D-D of fig. 2 in accordance with the present invention.

Description of reference numerals: the device comprises a group 1, a base 11, a rotary disc 12, a sector block 121, a sliding block 122, a rotating shaft 13, a key 131, a first chamber 14, a storage box 141, a handle 142, a second chamber 15, a worm wheel 151, a worm 152, a third chamber 16, a piston 161, a second group 2, a spreading mechanism 3, a fixed block 31, a square rotating rod 32, a cross sliding groove 321, a third gear 322, an arc-shaped pull rod 33, a first gear 331, a second gear 332, a shifting sheet 333, an outer ring 4, an upper rotating ring 41, a lower rotating ring 42 and a gear ring 43.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, the present invention provides a technical solution:

a double-station hydraulic rotary table comprises a group 1 and a group 2, wherein the group 1 and the group 2 have the same structure, the group 1 comprises a base 11, a rotating shaft 13, a rotating disc 12, a spreading mechanism 3 and an outer ring 4, a groove is formed in the top end of the base 11, the spreading mechanism 3 is rotationally connected in the groove, the rotating shaft 13 is fixedly connected to the bottom end of the spreading mechanism 3, the rotating disc 12 is slidably connected to the top end of the spreading mechanism 3, and the outer ring 4 is rotationally connected to the side edge of the spreading mechanism 3;

the base 11 is internally provided with a first chamber 14, a second chamber 15 and a third chamber 16, the first chamber 14 is communicated with the groove, the bottom end of the rotating shaft 13 passes through the first chamber 14 and the second chamber 15, extends to the inside of the third chamber 16 and is fixedly connected with the piston 161, the piston 161 slides in the third chamber 16, a storage box 141 is connected on the inner wall surface of the first chamber 14 in a sliding way, a worm wheel 151 is connected to the rotating shaft 13 in the second chamber 15 through a key 131, by sliding the key 131 in the keyway on the shaft 13, the hydraulic system is prevented from moving the piston 161 up and down, the worm wheel 151 and the worm 152 cannot be normally engaged due to the movement of the rotation shaft 13, the worm wheel 151 and the worm 152 are engaged, the worm 152 is fixed with the output of motor, worm wheel 151 and worm 152 cooperate and provide linkage power for a set of 1 and two sets of 2, No. three cavity 16 is connected with hydraulic system through the oil transfer mouth.

According to the invention, the opening mechanism 3 is used for separating the rotary table 12, so that workpieces with different sizes can be conveniently clamped, the opening mechanism 3 is used for separating the rotary table 12, the rotary table 12 is inclined relative to the horizontal plane under the matching of the outer ring 4, the processing scraps on the surface of the rotary table 12 can be conveniently cleaned, and the storage box 141 is arranged in the first cavity 14, so that the processing scraps can be conveniently and intensively collected.

As an embodiment of the present invention, since the rotating shaft 13 passes through the first chamber 14, in order not to hinder the normal operation of the rotating shaft 13, the number of the storage boxes 141 is two, and the two storage boxes 141 are symmetrically arranged; in order to facilitate the drawing of the storage case 141, one side of the storage case 141 passes through the base 11 and is fixedly connected to the handle 142.

As an embodiment of the invention, since the outer ring 4 is arranged on the periphery of the turntable 12 and needs to be supported and fixed, and the outer ring 4 is used for providing a rotating force for the distracting mechanism 3 to realize the deflection of the turntable 12, the outer ring 4 is divided into an upper rotating ring 41 and a lower rotating ring 42, the upper rotating ring 41 and the lower rotating ring 42 are rotationally connected with each other, the facing surfaces of the upper rotating ring 41 and the lower rotating ring 42 are both fixed with a gear ring 43, and the rotating force is output for the distracting mechanism 3 through the function of the gear ring 43.

As an embodiment of the present invention, the rotating disc 12 can be divided into a plurality of segments 121, and a sliding block 122 is fixed to a bottom end of each segment 121.

As a specific embodiment of the present invention, the spreading mechanism 3 includes a fixed block 31, a square rotating rod 32 and an arc-shaped pull rod 33, the bottom end of the fixed block 31 is fixedly connected to the rotating shaft 13, the bottom end of the fixed block 31 is hinged to a plurality of arc-shaped pull rods 33, the side surface of the fixed block 31 is rotatably connected to the plurality of square rotating rods 32 through bearings, a cross-shaped sliding slot 321 is disposed in the square rotating rod 32, the cross-shaped sliding slot 321 is matched with the sliding block 122, the sliding block 122 slides in the cross-shaped sliding slot 321, and the bottom end of the sliding block 122 is ball-hinged to one end of the arc-shaped pull rod 33 away from the fixed block 31.

As a specific embodiment of the present invention, a rotating groove is provided at the bottom end of the fixing block 31, the rotating shaft 13 is rotatably connected in the rotating groove, a ratchet is fixed on the fixing block 31 on the inner wall of the rotating groove, the ratchet is used in cooperation with the V-shaped pawl 311, the V-shaped pawl 311 is hinged on the rotating shaft 13, and the spring 312 is fixed between the V-shaped pawl 311 and the rotating shaft 13, by providing a ratchet, when the ratchet and the V-shaped pawl 311 are not used in cooperation with each other, a time gap is provided for the expanding mechanism 3 to open the sector 121, and the rotating disc 12 and the expanding mechanism 3 are prevented from rotating simultaneously, so that the expanding mechanism 3 cannot be used to open the sector 121.

As a specific embodiment of the present invention, a first gear 331 is fixed at a hinge joint of the fixed block 31 and the arc-shaped pull rod 33, the first gear 331 is engaged with a second gear 332, and the second gear 332 is sleeved on a surface of the rotating shaft 13.

As a specific embodiment of the present invention, a latch is uniformly disposed on one side of the second gear 332 close to the rotating shaft 13, the latch cooperates with the shifting piece 333, and the shifting piece 333 is fixed on the surface of the rotating shaft 13.

In summary, referring to fig. 3 and 4, the worm 152 is driven by the motor to rotate, the worm 152 provides a rotating force for the rotating shaft 13 through the worm wheel 151, the rotating shaft 13 rotates clockwise, the rotating shaft 13 rotates the fixed block 31 through the cooperation of the ratchet and the V-shaped pawl 311, the fixed block 31 drives the square rotating rod 32 to rotate, the square rotating rod 32 rotates to drive the sector 121 fixed to the sliding block 122 to rotate, and the entire rotary table 12 rotates; when the rotating shaft 13 rotates counterclockwise, the ratchet is not meshed with the V-shaped pawl 311 any more, at this time, the whole rotating disc 12 cannot rotate, the shifting piece 333 on the rotating shaft 13 is matched with the shifting piece 333, the shifting piece 333 on the rotating shaft 13 drives the second gear 332 to rotate, the second gear 332 rotates to drive the first gear 331 meshed with the second gear 332 to rotate, the arc-shaped pull rod 33 is further driven to rotate around the first gear 331, the arc-shaped pull rod 33 pulls the sliding block 122 to slide in the direction away from the fixed block 31 in the cross-shaped sliding groove 321, and the sector block 121 fixed on the sliding block 122 also moves in the direction away from the fixed block 31, so that the rotating disc 12 is opened, and workpieces with different sizes are convenient to clamp; then the rotating shaft 13 rotates clockwise, because a certain time is needed for the V-shaped pawl 333 to be meshed with the ratchet again, at this time, the matching of the shifting piece 333 and the latch can drive the second gear 332 to rotate, the second gear 332 rotates to drive the first gear 331 meshed with the second gear 332 to rotate, and further drive the arc-shaped pull rod 33 to rotate around the first gear 331, the arc-shaped pull rod 33 pulls the sliding block 122 to slide in the cross-shaped sliding groove 321 in the direction close to the fixed block 31, and further realize the folding of the fan-shaped block 121, but because of the limitation of the size of the workpiece, the shifting piece 333 bends at this time, and the shifting piece 333 does not drive the second gear 332 to rotate, so that the fan-shaped block 121 cannot be folded in advance.

As a specific embodiment of the present invention, a third gear 322 is fixed to one end of the square rotating rod 32 away from the fixed block 31, and the third gear 322 is disposed between the upper rotating ring 41 and the lower rotating ring 42 and is engaged with the gear rings 43 disposed on the opposite surfaces of the upper rotating ring and the lower rotating ring.

The invention manually rotates the upper rotating ring 41 on the outer ring 4, when the upper rotating ring 41 is rotated, the lower rotating ring 42 and the upper rotating ring 41 slide relatively, since the third gear 322 is disposed between the upper rotating ring 41 and the lower rotating ring 42 and is engaged with the gear rings 43 disposed on the opposite surfaces of the upper rotating ring 41 and the lower rotating ring 42, the gear ring 43 on the upper rotating ring 41 drives the third gear 322 to rotate, the third gear 322 will drive the lower rotating ring 42 to rotate in the opposite direction of the upper rotating ring 41, so as to support and fix the outer ring 4, meanwhile, the worker rotates the upper rotating ring 41 to drive the third gear 322 to rotate, the third gear 322 drives the square rotating rod 32 to rotate on the fixed block 31, the sector block 121 deflects, thereby facilitating the centralized sweeping of the processing scraps on the turntable 12 into the storage box 141, facilitating the centralized processing of the processing scraps, the sector 121 on the sliding block 122 is prevented from being separated from the square rotating rod 32 by the matching of the cross-shaped sliding chute 321 and the sliding block 122; when the sector 121 deflects, the arc-shaped pull rod 33 does not influence the deflection of the sector 121 fixed on the sliding block 122 because the bottom end of the sliding block 122 is spherically hinged with one end of the arc-shaped pull rod 33 away from the fixed block 31.

The working principle is as follows: firstly, a piston 161 is pushed through a hydraulic system, the piston 161 drives a rotating shaft 13 to move, and then the rotating disc 12 and the spreading mechanism 3 are pushed out of a groove at the top end of a base 11, so that the rotating disc 12 can work normally, then a motor is started, the motor drives a worm 152 to rotate, the worm 152 provides rotating force for the rotating shaft 13 through a worm wheel 151, the rotating shaft 13 rotates clockwise, the rotating shaft 13 enables a fixed block 31 to rotate through the matching of a ratchet and a V-shaped pawl 311, the fixed block 31 drives a square rotating rod 32 to rotate, the square rotating rod 32 rotates to drive a sector block 121 fixed with a sliding block 122 to rotate, and further the whole rotating disc 12 rotates; when the rotating shaft 13 rotates counterclockwise, the ratchet is not meshed with the V-shaped pawl 311 any more, at this time, the entire rotating disc 12 cannot rotate, the shifting piece 333 on the rotating shaft 13 is matched with the shifting piece 333, the shifting piece 333 on the rotating shaft 13 drives the second gear 332 to rotate, the second gear 332 rotates to drive the first gear 331 meshed with the second gear 332 to rotate, the arc-shaped pull rod 33 is further driven to rotate around the first gear 331, the arc-shaped pull rod 33 pulls the sliding block 122 to slide in the direction away from the fixed block 31 in the cross-shaped sliding groove 321, and the sector block 121 fixed on the sliding block 122 also moves in the direction away from the fixed block 31, so that the rotating disc 12 is opened; then the rotating shaft 13 rotates clockwise, because a certain time is needed for the V-shaped pawl 333 to be meshed with the ratchet again, at this time, the matching of the shifting piece 333 and the latch can drive the second gear 332 to rotate, the second gear 332 rotates to drive the first gear 331 meshed with the second gear 332 to rotate, and further the arc-shaped pull rod 33 is driven to rotate around the first gear 331, the arc-shaped pull rod 33 pulls the sliding block 122 to slide in the cross-shaped sliding groove 321 in the direction close to the fixed block 31, and further the folding of the fan-shaped block 121 is realized, but because of the limitation of the size of the workpiece, the shifting piece 333 is bent at this time, and the shifting piece 333 does not drive the second gear 332 to rotate, so that the fan-shaped block 121 cannot be folded in advance;

when the turntable 12 is opened, the upper rotating ring 41 on the outer ring 4 is manually rotated, and the third gear 322 is meshed with the gear ring 43, so that when the upper rotating ring 41 rotates, the lower rotating ring 42 rotates in the opposite direction of the upper rotating ring 41, and further the third gear 322 rotates, the third gear 322 drives the square rotating rod 32 to rotate on the fixed block 31, and the sector 121 deflects, so that the processing scraps on the turntable 12 are conveniently and intensively swept into the storage box 141, the processing scraps are conveniently and intensively processed, and the sector 121 on the sliding block 122 is prevented from being separated from the square rotating rod 32 by matching the cross-shaped sliding groove 321 and the sliding block 122; when the sector 121 deflects, the arc-shaped pull rod 33 does not influence the deflection of the sector 121 fixed on the sliding block 122 because the bottom end of the sliding block 122 is spherically hinged with one end of the arc-shaped pull rod 33 away from the fixed block 31.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and these modifications or substitutions do not depart from the spirit of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a duplex position hydraulic pressure rotary worktable, includes a set (1) and two (2), a set (1) is the same with the structure of two (2), its characterized in that: the group (1) comprises a base (11), a rotating shaft (13), a rotating disc (12), a spreading mechanism (3) and an outer ring (4), wherein a groove is formed in the top end of the base (11), the spreading mechanism (3) is connected in the groove in a rotating mode, the rotating shaft (13) is connected at the bottom end of the spreading mechanism (3) in a rotating mode, the rotating disc (12) is connected at the top end of the spreading mechanism (3) in a sliding mode, and the outer ring (4) is connected to the side edge of the spreading mechanism (3) in a rotating mode;

the inside of base (11) is provided with cavity (14), No. two cavity (15) and No. three cavity (16), cavity (14) and recess intercommunication, the bottom of pivot (13) passes the inside that extends to No. three cavity (16) and with piston (161) fixed connection behind cavity (14) and No. two cavity (15), piston (161) slide in No. three cavity (16), sliding connection has receiver (141) in cavity (14), be connected with worm wheel (151) through key (131) on pivot (13) in No. two cavity (15), key (131) slides in the keyway on pivot (13), worm wheel (151) mesh mutually with worm (152), worm (152) are fixed with the output end of motor, worm wheel (151) and worm (152) cooperation provide power for a set of (1) and two sets of (2), and the third chamber (16) is connected with a hydraulic system through an oil delivery port.

2. The double-station hydraulic rotary table according to claim 1, characterized in that: the quantity of receiver (141) is two, two receiver (141) symmetrical arrangement, base (11) and with handle (142) fixed connection are passed to one side of receiver (141).

3. The double-station hydraulic rotary table according to claim 1, characterized in that: the outer ring (4) comprises an upper rotating ring (41) and a lower rotating ring (42), the upper rotating ring (41) and the lower rotating ring (42) are connected in a rotating mode, and gear rings (43) are fixed on opposite surfaces of the upper rotating ring (41) and the lower rotating ring (42).

4. The double-station hydraulic rotary table according to claim 1, characterized in that: the rotary table (12) can be split into a plurality of fan-shaped blocks (121), and a sliding block (122) is fixed at the bottom end of each fan-shaped block (121).

5. The double-station hydraulic rotary table according to claim 1, characterized in that: strutting mechanism (3) including fixed block (31), square bull stick (32) and arc pull rod (33), the bottom and pivot (13) fixed connection of fixed block (31), the bottom of fixed block (31) articulates there are a plurality of arc pull rod (33), the side of fixed block (31) is rotated through the bearing and is connected with a plurality of square bull stick (32), be provided with cross spout (321) in square bull stick (32), cross spout (321) cooperate and slider (122) slide in cross spout (321), the one end ball joint of fixed block (31) is kept away from in the bottom of slider (122) and arc pull rod (33).

6. The double-station hydraulic rotary table according to claim 5, characterized in that: the bottom of fixed block (31) is provided with the rotation groove, the rotation inslot internal rotation is connected with pivot (13), be fixed with a ratchet on the inner wall fixed block (31) in rotation groove, the ratchet uses with V-arrangement pawl (311) cooperation, V-arrangement pawl (311) articulates on pivot (13), be fixed with spring (312) between V-arrangement pawl (311) and pivot 13.

7. The double-station hydraulic rotary table according to claim 5 or 6, characterized in that: a first gear (331) is fixed at the hinged position of the fixed block (31) and the arc-shaped pull rod (33), the first gear (331) is meshed with a second gear (332), and the second gear (332) is sleeved on the surface of the rotating shaft (13).

8. The double-station hydraulic rotary table according to claim 7, characterized in that: no. two gear (332) are close to one side of pivot (13) and evenly are provided with the latch, the latch uses with plectrum (333) cooperation, plectrum (333) are fixed on the surface of pivot (13).

9. The double-station hydraulic rotary table according to claim 5, characterized in that: the one end that fixed block (31) was kept away from in square bull stick (32) is fixed with third gear (322), third gear (322) set up between last change (41) and lower change (42) and all mesh with ring gear (43) that arrange on both opposite faces.