CN111037335A - Operation platform device capable of realizing adjustment of multiple postures - Google Patents

Operation platform device capable of realizing adjustment of multiple postures Download PDF

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Publication number
CN111037335A
CN111037335A CN201911417136.1A CN201911417136A CN111037335A CN 111037335 A CN111037335 A CN 111037335A CN 201911417136 A CN201911417136 A CN 201911417136A CN 111037335 A CN111037335 A CN 111037335A
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CN
China
Prior art keywords
transmission shaft
bevel gear
gear
rod
supporting leg
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Granted
Application number
CN201911417136.1A
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Chinese (zh)
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CN111037335B (en
Inventor
艾岳巍
余龙
刘肖影
黄义
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Central South University
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Central South University
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Publication of CN111037335A publication Critical patent/CN111037335A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/08—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for attachment of work holders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
    • B25H1/16—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in height
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
    • B25H1/18—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in inclination

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)

Abstract

An operation platform device capable of realizing adjustment of multiple postures comprises a base assembly, a positioning assembly, a transmission mechanism, a reversing mechanism and an indicating mechanism. The base assembly comprises a cylindrical lower chassis and a cylindrical upper chassis; the positioning assembly comprises a square supporting leg, a shell, an upper positioning long plate and a lower positioning long plate; the transmission mechanism comprises a bevel gear, a straight gear, a left front transmission shaft, a right front transmission shaft, a left rear transmission shaft, a right rear transmission shaft, an upper middle transmission shaft, a lower middle transmission shaft, a left end sliding bearing, a right end sliding bearing, a lead screw nut pair, a rocking handle, a rocker and a working table; the reversing mechanism comprises a stop lever, a gear shifting indicator board, a spherical hinge, a gear shifting frame, a middle movable long plate, a double-rod assembly with an adjustable opening and a reversing type slideway assembly; the indicating mechanism comprises a displacement adjusting graduated scale, an angle adjusting indicator and a rotating dial; the invention belongs to a position adjusting device and solves the problem that the position of a workpiece is difficult to realize accurate and rapid adjustment of multiple postures in the conventional machining process.

Description

Operation platform device capable of realizing adjustment of multiple postures
Technical Field
The invention relates to a position adjusting device, in particular to an operating platform device capable of realizing adjustment of multiple postures.
Background
In actual production, multiple-surface machining is required to be carried out simultaneously in the forming of the surface of a workpiece, but the position of the workpiece is often difficult to be adjusted flexibly and accurately in the machining process, positioning and installation are required to be carried out by means of various different positioning tools, measuring tools and the like, so that the operation process is extremely complex, the machining of multiple surfaces of the workpiece is difficult to be completed at one time, and the machining efficiency is low; in addition, under the condition of no real-time scale display, the processing of the workpiece needs to be repeatedly positioned for many times, so that the positioning error is increased, the processing precision of the workpiece is reduced, and batch production and high-efficiency and high-quality processing are difficult to realize.
Disclosure of Invention
The invention provides the operating platform device which is convenient to adjust the position of the workpiece and can realize multi-posture adjustment in the machining process of the workpiece to overcome the defects of the prior art, solves the problem that the position of the workpiece is difficult to position and adjust in the machining process of the prior machine, and is used for multi-posture adjustment of the workpiece in the machining process.
The operating platform device capable of realizing adjustment of various postures comprises a base assembly 10, a positioning assembly 20, a transmission mechanism 30 and a reversing mechanism 40, wherein the positioning assembly 20 and the reversing mechanism 40 are linked under the driving of the transmission mechanism 30;
the base assembly 10 comprises a cylindrical lower base plate 11 and a cylindrical upper base plate 12, the cylindrical lower base plate 11 is fixed on the ground, a bearing 343 is installed in the center of the cylindrical lower base plate 11, a fourth transmission shaft 330 vertically arranged is installed in the bearing 343, the cylindrical upper base plate 12 is coaxially sleeved on the fourth transmission shaft 330 and is fixedly connected with the fourth transmission shaft 330, so that the cylindrical upper base plate 12 is linked with the fourth transmission shaft 330, and an eighth bevel gear 331 is installed at the upper end of the fourth transmission shaft 330;
the positioning assembly 20 comprises four square supporting legs 201 with the same structure and a shell 202, the bottoms of the square supporting legs 201 are fixed on the cylindrical upper chassis 12, and the square supporting legs 201 are provided with a screw-nut pair 311;
the square supporting legs 201 comprise left front supporting legs 201A, right front square supporting legs 201B, left rear supporting legs 201C and right rear square supporting legs 201D, and the screw-nut pair 311 comprises a left-handed screw 311A which is vertically arranged, a left-handed nut 311B which is in threaded connection with the left-handed screw 311A, a right-handed screw 311C which is vertically arranged and a right-handed nut 311D which is in threaded connection with the right-handed screw 311C;
rectangular grooves 201E for mounting lead screws are formed in the left front square supporting leg 201A, the right front square supporting leg 201B, the left rear square supporting leg 201C and the right rear square supporting leg 201D, the lead screws of the lead screw nut pairs 311 in the left front square supporting leg 201A and the left rear square supporting leg 201C are left-handed lead screws 311A, the lead screws of the lead screw nut pairs 311 in the right front square supporting leg 201B and the right rear square supporting leg 201D are right-handed lead screws 311C, rectangular positioning blocks 311E matched with the rectangular grooves 201E in size are fixed at the lower ends of the left-handed lead screws 311A and the right-handed lead screws 311C, and the lower ends of the left-handed lead screws 311A and the right-handed lead screws 311C are radially limited in the rectangular grooves 201E through the rectangular positioning blocks 311;
a seventeenth bevel gear 341 is fixed on each of the left-handed nut 311B and the right-handed nut 311D to form a driving module for respectively driving the left-handed screw 311A and the right-handed screw 311C to move up and down, an end cover 203 is installed outside the driving module, the end cover 203 is fixed on the square supporting leg 201 to limit the axial movement of the driving module, the bottom ends of the left-handed screw 311A and the right-handed screw 311C are arranged in the square supporting leg 201, the top ends of the left-handed screw 311A and the right-handed screw 311C extend out of the end cover 203, the top ends of the left-handed screw 311A and the right-handed screw 311C are connected with an upper support 205 through a first spherical hinge 204, the four upper supports 205 are connected with the bottom of the worktable 340 and are used for supporting the worktable 340, a second transmission shaft 312 vertically arranged with the left-handed screw 311A and the right-handed screw 311C, the other end is fixedly provided with another bevel gear which is connected with a transmission mechanism 30;
the shell 202 is internally provided with a transmission mechanism 30 and a reversing mechanism 40;
the transmission mechanism 30 comprises a rocker 301, a first transmission shaft 302, a left front transmission shaft 303, a right front transmission shaft 304, a left rear transmission shaft 305, a right rear transmission shaft 306, an upper middle transmission shaft 307, a lower middle transmission shaft 308, a front end cylindrical rod 309 and a rear end cylindrical rod 310 which are arranged in the shell 202 through bearing seats, wherein the left front transmission shaft 303 is a driving shaft linked with the rocker 301;
the axes of the left front transmission shaft 303 and the left rear transmission shaft 305 are arranged on the same straight line and are first axes, the axes of the right front transmission shaft 304 and the right rear transmission shaft 306 are arranged on the same straight line and are second axes, the first axes and the second axes are parallel to each other, the middle upper transmission shaft 307 and the middle lower transmission shaft 308 are parallel to each other and are installed on the upper side and the lower side of the middle movable long plate 405, the middle upper transmission shaft 307, the middle lower transmission shaft 308, the front end cylindrical rod 309 and the rear end cylindrical rod 310 are parallel to each other and are arranged between the first axes and the second axes and the axes of the first axes and the second axes are perpendicular to each other, the two ends of the first transmission shaft 302, the left front transmission shaft 303, the right front transmission shaft 304, the left rear transmission shaft 305, the right rear transmission shaft 306, the middle upper transmission shaft 307, the middle lower transmission shaft 308, the front end cylindrical rod 309 and the rear end cylindrical rod 310 are provided with bevel gears, and the two ends of the front end cylindrical rod supporting seat 208 and the rear end cylindrical rod supporting seat The bevel gears are fixedly connected and do not rotate along with the bevel gears at the two ends;
the middle movable long plate 405 is arranged between the first axis and the second axis, the power of the left front transmission shaft 303 is respectively transmitted to the left rear transmission shaft 305, the right front transmission shaft 304 and the right rear transmission shaft 306 through the middle upper transmission shaft 307 or the middle lower transmission shaft 308 on the middle movable long plate 405, the front end cylindrical rod 309 is arranged at the front ends of the left front transmission shaft 303 and the right front transmission shaft 304, the rear end cylindrical rod 310 is arranged at the rear ends of the left rear transmission shaft 305 and the right rear transmission shaft 306, the power of the left front transmission shaft 303 is transmitted to the second transmission shafts 312 on the four square supporting legs 201 through the bevel gears at the two ends of the front end cylindrical rod 309 and the rear end cylindrical rod 310, and therefore the left rotary screw 311A and the right rotary screw 311C on the screw nut pair 311 are driven to move up and down along the rectangular groove 201E;
the reversing mechanism 40 comprises a stop lever 401, a shift indicator 402, a second spherical hinge 403, a shift frame 404, a middle movable long plate 405, an opening-adjustable double-rod assembly 406, a first reversing slideway assembly 407, a second reversing slideway assembly 408 and a third reversing slideway assembly 409;
the middle part of the stop lever 401 is installed in the housing 202 through a second spherical hinge 403, so that the stop lever 401 acts with the second spherical hinge 403 as a supporting point, one end of the stop lever 401 passes through a gear slide of the shift indicator 402, the other end of the stop lever 401 is placed in the shift frame 404, the gear slide corresponds to the shift frame 404, the shift frame 404 comprises a 1-stop frame 404A, a 2-stop frame 404B and a 3-stop frame 404C which are horizontally arranged, one ends of the 1-stop frame 404A, the 2-stop frame 404B and the 3-stop frame 404C facing the stop lever 401 are opened to form slide grooves, the slide grooves are communicated with each other, the slide grooves are matched with the size of the stop lever 401, the end part of the stop lever 401 is arranged in the slide grooves of the shift frame 404, the 1-stop frame 404A, the 2-stop frame 404B and the 3-stop frame 404C are installed on the slide grooves which are vertically arranged and can move up and down independently along the slide grooves, the 1-stop frame 404A first L-shaped pull rod 410 is connected with a second, the 3-stop frame 404C is connected with the third L-shaped pull rod 412;
the first reversing type slide way component 407, the second reversing type slide way component 408 and the third reversing type slide way component 409 have the same structure and respectively comprise a horizontal slide way and a vertical slide way which are connected end to end, the horizontal slide way and the vertical slide way are connected in an L shape, slide blocks are respectively arranged in the horizontal slide way and the vertical slide way, a second cylindrical long rod 413 is hinged on the two slide blocks to connect the two slide blocks so as to enable the two slide blocks to be linked, a first spring 313 is arranged in the vertical slide way of the second reversing type slide way component 408, the first spring 313 generates continuous acting force to avoid the situation that a gear generates tooth skipping or tooth jamming during gear shifting, the slide block in the vertical slide way of the third reversing type slide way component 409 is connected with a 3-stop frame 404C through a third L-shaped pull rod 412, a square pull rod 414 which is vertically arranged is welded at the lower end of the middle movable long plate 405, the square pull rod 414 is connected with the first spring 313 in the, a sliding block in a horizontal slideway of the second reversing slideway component 408 is connected with a sliding block in a horizontal slideway of the first reversing slideway component 407 through a long pull rod 415, a sliding block in a vertical slideway of the first reversing slideway component 407 is connected with one end of a first L-shaped pull rod 410, the other end of the first L-shaped pull rod 410 is connected to a 1-block frame 404A through a welding mode, when the stop rod 401 is operated to shift gears, the generated acting force is transmitted to the first L-shaped pull rod 410 through the 1-block frame 404A, the first L-shaped pull rod 410 transmits the acting force to the first reversing slideway component 407, the long pull rod 415, the second reversing slideway component 408 and a square pull rod 414 in sequence, and the square pull rod 414 drives the middle movable long plate 405 to move up and down under the constraint of a rectangular chute 405A;
the opening-adjustable double-rod assembly 406 comprises a shaft combination rotating mechanism 406A and a first cylindrical long rod 406B, the shaft combination rotating mechanism 406A comprises a shaft in the middle, two rotating rings sleeved on the shaft and a positioning sleeve fixedly connected on the shaft and limiting the two rotating rings axially, one end of each of the two first cylindrical long rods 406B is welded on the rotating ring, the other end of each of the two first cylindrical long rods 406B is welded with a connecting ring 416, the two first cylindrical long rods 406B are respectively connected with a second spring 314 through the connecting ring 416, the two second springs 314 are respectively sleeved on a left-end sliding bearing 315 and a right-end sliding bearing 316, the left-end sliding bearing 315 and the right-end sliding bearing 316 are respectively sleeved on two ends of a front-end cylindrical rod 309 and are in sliding connection with the front-end cylindrical rod 309, the elasticity of the second springs 314 generates continuous acting force to avoid the situation that the gear generates tooth skipping or tooth jamming during gear shifting, two ends of the left-end sliding bearing 315, the tooth surfaces of the first bevel gear 317 and the second bevel gear 318 are oppositely arranged, the two ends of the right-end sliding bearing 316 are respectively provided with a third bevel gear 319 and a fourth bevel gear 320, the tooth surfaces of the third bevel gear 319 and the fourth bevel gear 320 are oppositely arranged, the shaft of the shaft combination rotating mechanism 406A is welded with one end of a second L-shaped pull rod 411 which is vertically arranged, the other end of the second L-shaped pull rod 411 is welded on a 2-shaped baffle frame 404B, when the baffle rod 401 drives the 2-shaped baffle frame 404B to move up and down, the opening angle between the two first cylindrical long rods 406B is increased or decreased, so that the left-end sliding bearing 315 and the right-end sliding bearing 316 slide left and right on the front-end cylindrical rod 309, and therefore meshed bevel;
the rocker 301 is horizontally arranged on the shell 202 through a shaft sleeve, one end of the rocker 301 is connected with a rocker handle 321, the other end of the rocker 301 is provided with a first straight gear 322, a third spring 323 is sleeved on the rocker 301, the third spring 323 is axially positioned on the rocker 301 through a shaft shoulder 301A on the rocker 301, the elasticity of the third spring 323 generates continuous acting force to avoid the situation that the gear generates jumping teeth or blocking teeth during gear shifting, one end of a fourth L-shaped pull rod 417 is connected with the third spring 323 through a welding mode, the other end of the fourth L-shaped pull rod is connected with a slide block in a horizontal slide way of a third reversing slide way assembly 409, a second straight gear 324 is arranged on a left front transmission shaft 303, a third straight gear 325 is arranged on the first transmission shaft 302, the other end of the first transmission shaft 302 is provided with a fifth bevel gear 326, the fifth bevel gear 326 is meshed with a sixth bevel gear 328 on a third transmission shaft 327, the other end of the third transmission shaft 327 is, the seventh bevel gear 329 is engaged with the eighth bevel gear 331 on the fourth transmission shaft 330;
the second straight gear 324 and the third straight gear 325 are respectively arranged at two sides of the first straight gear 322, the second straight gear 324 and the third straight gear 325 are axially staggered by a certain distance, and the 3-baffle frame 404C moves up and down to enable the fourth L-shaped pull rod (417) to drive the rocker (301) to move back and forth, so that the first straight gear 322 is controlled to be meshed with the second straight gear 324 or the third straight gear 325;
in an initial state, the first straight gear 322 is engaged with the second straight gear 324, the first bevel gear 317 and the third bevel gear 319 at the two ends of the front end cylindrical rod 309 are respectively engaged with the ninth bevel gear 332 of the left front transmission shaft 303 and the tenth bevel gear 333 of the right front transmission shaft 304, the eleventh bevel gear 334 of the middle lower transmission shaft 308 is respectively engaged with the thirteenth bevel gear 336 of the left front transmission shaft 303 and the fourteenth bevel gear 337 of the left rear transmission shaft 305, and the twelfth bevel gear 335 of the middle lower transmission shaft 308 is respectively engaged with the fifteenth bevel gear 338 of the right front transmission shaft 304 and the sixteenth bevel gear 339 of the right rear transmission shaft 306.
Furthermore, the inner side surface of the shell 202 is connected with the outer side surface of the square supporting leg 201, threaded holes are formed in the contact area of the shell 202 and the square supporting leg 201, and the square supporting leg 201 and the shell 202 are fixed in a screw connection mode.
Further, an upper positioning long plate 206 and a lower positioning long plate 207 are arranged in the housing 202, the upper positioning long plate 206 and the lower positioning long plate 207 are both connected with the housing 202 and used for fixing components of the transmission mechanism 30 arranged in the housing 202, the upper positioning long plate 206 is a rectangular plate, a front end cylindrical rod supporting seat 208 is fixed at the front end of the upper positioning long plate 206, a rear end cylindrical rod supporting seat 209 is fixed at the rear end, a front end cylindrical rod 309 vertically arranged with the upper positioning long plate 206 is installed in the front end cylindrical rod supporting seat 208, a rear end cylindrical rod 310 vertically arranged with the upper positioning long plate 206 is installed in the rear end cylindrical rod supporting seat 209, and the front end cylindrical rod 309 and the rear end cylindrical rod 310 are fixedly connected with the front end cylindrical rod supporting seat 208 and the rear end cylindrical rod supporting seat 209.
Further, the lower positioning long plate 207 is a rectangular plate, the lower positioning long plate 207 is arranged below the upper positioning long plate 206 and is parallel to the upper positioning long plate 206, the lower positioning long plate 207 is fixed on the housing 202, a first reversing type slideway component 407 and a second reversing type slideway component 408 are fixed on the lower positioning long plate 207, and a third reversing type slideway component 409 is fixed on the upper positioning long plate 206.
Further, rectangular groove 201E is opened to the interior pore wall face both sides of square supporting leg 201, and the welding of the lower extreme both sides of levogyration lead screw 311A and dextrorotation lead screw 311C has the rectangle locating piece 311E with rectangular groove 201E complex, and levogyration lead screw 311A and dextrorotation lead screw 311C pass through bottom rectangle locating piece 311E and square supporting leg 201 interior pore wall face rectangular groove 201E complex mode sliding connection on square supporting leg 201.
Further, the indicating mechanism 50 for measuring the rotating angle, the deflection angle and the lifting height of the working table 340 is included, and the indicating mechanism 50 comprises a displacement adjusting graduated scale 51, an angle adjusting indicator 52 and a rotating graduated scale 53.
Further, the displacement adjusting scale 51 comprises a pointer 51A and a scale 51B, the pointer 51A is fixed on the upper left side of the casing 202 close to the left front square supporting leg 201A through a screw connection, the scale 51B is fixed on the left-handed screw 311A of the left front square supporting leg 201A corresponding to the pointer 51A through a welding, and the pointer 51A points to the scale 51B.
Further, the angle adjustment indicator 52 comprises two mutually orthogonal semicircular dials 52A, the semicircular dials 52A are welded on a plate 52C, the plate 52C is fixed on the lower side of the worktable 340 through bolts, a third spherical hinge 52D is arranged below the plate 52C at the center of the two mutually orthogonal semicircular dials 52A, and a conical pointer 52B is welded on the spherical surface of the third spherical hinge 52D.
Further, the rotary dial 53 is composed of a scale bar 53A engraved on the cylindrical lower chassis 11 and an indication line 53B engraved on the cylindrical upper chassis 12.
In the invention, the positioning component 20 and the reversing mechanism 40 are linked under the driving of the transmission mechanism 30; in the reversing mechanism 40, the stop lever 401 is shifted to enable the middle movable long plate 405 to slide up and down, the left-end sliding bearing 315 and the right-end sliding bearing 316 slide left and right on the front-end cylindrical rod 309, the rocker 301 moves back and forth axially to reverse the transmission direction of the device, the rocking handle 321 transmits power to each transmission shaft, the left-handed lead screw 311A and the right-handed lead screw 311C move up and down, the indicating mechanism 50 determines the displacement and rotation amplitude of the working table 340, and multi-posture adjustment of the position of a workpiece is achieved.
When the stop lever 401 is arranged at a neutral position, the middle and lower transmission shafts 308 on the middle movable long plate 405 participate in power transmission, the first bevel gear 317 of the left-end sliding bearing 315 and the third bevel gear 319 of the right-end sliding bearing 316 participate in meshing, when the rocking handle 321 is rotated clockwise, the left-handed lead screw 311A and the right-handed lead screw 311C on the four square supporting legs 201 ascend simultaneously, when the rocking handle 321 is rotated counterclockwise, the left-handed lead screw 311A and the right-handed lead screw 311C descend simultaneously, and at the moment, the device has the function of ascending and descending simultaneously.
When the gear lever 401 is placed at the 1-gear position and the rocking handle 321 is rotated clockwise, power generated by the gear lever 401 is transmitted to the first L-shaped pull rod 410 through the 1-gear frame 404A, the first L-shaped pull rod 410 transmits the power to the first reversing type slideway component 407, the long pull rod 415, the second reversing type slideway component 408 and the square pull rod 414 in sequence, the square pull rod 414 drives the middle movable long plate 405 to move downwards, the eleventh bevel gear 334 and the twelfth bevel gear 335 of the middle and lower transmission shaft 308 on the middle movable long plate 405 are disengaged, the nineteenth bevel gear 344 and the twentieth bevel gear 345 of the middle and upper transmission shaft 307 on the middle movable long plate 405 participate in engagement, and the transmission direction of the device is reversed. At this time, the left-handed lead screw 311A on the left front supporting leg 201A and the left rear supporting leg 201C is simultaneously raised, the right-handed lead screw 311C on the right front square supporting leg 201B and the right rear square supporting leg 201D is simultaneously lowered, when the rocking handle 321 is rotated counterclockwise, the left-handed lead screw 311A on the left front supporting leg 201A and the left rear square supporting leg 201C is simultaneously lowered, and the right-handed lead screw 311C on the right front square supporting leg 201B and the right rear square supporting leg 201D is simultaneously raised, at this time, the device has the function of left-lifting right-lowering or left-lifting right-raising.
When the stop lever 401 is placed at the 2-position and the rocking handle 321 is rotated clockwise, the power generated by the stop lever 401 is transmitted to the second L-shaped pull rod 411 through the 2-position frame 404B, the second L-shaped pull rod 411 pushes the shaft combination rotating mechanism 406A to move upwards, the opening angle of the two first long cylindrical rods 406B is increased, so that the distance between the two ends of the two first long cylindrical rods is increased, the connecting ring 416 exerts an acting force on the second spring 314 on the front end cylindrical rod 309, so that the left-end sliding bearing 315 moves leftwards along the front end cylindrical rod 309, the right-end sliding bearing 316 moves rightwards along the front end cylindrical rod 309, further the first bevel gear 317 of the left-end sliding bearing 315 is disengaged, the second bevel gear 318 is engaged, the third bevel gear 319 of the right-end sliding bearing 316 is disengaged, the fourth bevel gear 320 is engaged, and the device. At this time, the left-handed lead screw 311A on the left front supporting leg 201A and the right-handed lead screw 311C on the right front supporting leg 201B descend simultaneously, the left-handed lead screw 311A on the left rear supporting leg 201C and the right-handed lead screw 311C on the right rear square supporting leg 201D ascend simultaneously, when the rocking handle 321 is rotated counterclockwise, the left-handed lead screw 311A on the left front supporting leg 201A and the right-handed lead screw 311C on the right front square supporting leg 201B ascend simultaneously, and the left-handed lead screw 311A on the left rear square supporting leg 201C and the right-handed lead screw 311C on the right rear square supporting leg 201D descend simultaneously, and at this time, the device has the functions of ascending before descending or ascending after descending.
When the gear lever 401 is in the 3-gear position, the acting force generated by the gear lever 401 is transmitted to the third L-shaped pull rod 412 through the 3-gear frame 404C, the third L-shaped pull rod 412 transmits the power to the third reversing type slideway component 409, the fourth L-shaped pull rod 417 and the third spring 323 in sequence, so that the rocker 301 moves backwards along the axial direction, and then the first straight gear 322 on the rocker 301 is disengaged from the second straight gear 324 on the front left transmission shaft 303 and is engaged with the third straight gear 325 on the first transmission shaft 302, so that the power is disconnected from the front left transmission shaft 303 and is transmitted to the first transmission shaft 302, and the device finishes reversing. When the rocking handle 321 is rotated clockwise, the cylindrical upper chassis 12 and the upper parts rotate anticlockwise, when the rocking handle 321 is rotated anticlockwise, the cylindrical upper chassis 12 and the upper parts rotate clockwise, and at the moment, the device has an integral rotating function.
As described above, when the shift lever 401 is shifted from 1 to 2, the rocking handle 321 needs to be reversed until the indicating mechanism 50 returns to zero, so as to implement the functions of ascending after ascending or descending after ascending. If the rocker 321 is not reversed to zero in the indicator 50, the function of the device in 2-gear is superimposed with the function of 1-gear, i.e. the device has the functions of ascending left front and descending right back, descending left front and ascending right back, ascending right front and ascending left back, and ascending right front and descending left back.
According to the invention, the transmission mechanism 30 is adopted to adjust the position of the workpiece, the reversing mechanism 40 is adopted to switch various functions of the device, and the reversing process is realized by controlling the stop lever 401, so that the function switching of the device is more convenient. The invention has novel concept, unique structure, ingenious design, powerful function and wide application range, can ensure the accurate adjustment of the position of a workpiece on the device, can realize the front-back deflection, the left-right deflection, the up-down lifting, the integral rotation and the like of the clamped workpiece, and greatly improves the working efficiency.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a front right perspective view of the present invention;
FIG. 3 is a top view of the present invention with the countertop, housing, cylindrical lower base, cylindrical upper base and indicating mechanism removed;
FIG. 4 is a front side elevational top view of the present invention with the countertop, housing, cylindrical lower base, cylindrical upper base and indicating mechanism removed;
FIG. 5 is a right front directional top view of the present invention with the countertop, housing, cylindrical lower chassis, cylindrical upper chassis and indicating mechanism removed;
FIG. 6 is a front left side elevational view of the present invention with the countertop, housing, cylindrical lower chassis, cylindrical upper chassis and indicating mechanism removed;
FIG. 7 is a front left side bottom view of the present invention with the countertop, housing, cylindrical lower chassis, cylindrical upper chassis and indicating mechanism removed;
FIG. 8 is a front right side plan view of the reversing mechanism and the components controlled by the reversing mechanism;
FIG. 9 is a perspective view of the rectangular support leg, the housing, and the upper positioning long plate;
FIG. 10(a) is a cross-sectional view of a left front support leg;
FIG. 10(b) is a partial enlarged view of A in FIG. 10 (a);
FIG. 11 is a cross-sectional view of a middle movable long plate with an upper middle transmission shaft and a lower middle transmission shaft;
FIG. 12 is a cross-sectional view of the first and second reversible chute assemblies and the long pull rod assembly installed;
FIG. 13 is a cross-sectional view of a third reversing ramp assembly;
FIG. 14 is a perspective view of a dual-rod assembly with an adjustable opening, a front end cylindrical rod, left and right end sliding bearings, a spring, and a bevel gear;
FIG. 15 is a perspective view of the front end of the cylindrical rod, the left and right sliding bearings, the spring, and the bevel gear;
FIG. 16 is a perspective view of the shifting unit;
FIG. 17 is a perspective view of the angle adjustment indicator;
FIG. 18 is a perspective view of a square support leg and lead screw;
fig. 19 is a perspective view of the bevel gear with the rear end cylindrical rod installed.
The icons are marked as: 10. a base assembly; 20. a positioning assembly; 30. a transmission mechanism; 40. a reversing mechanism; 50. an indication mechanism;
11. a cylindrical lower chassis; 12. a cylindrical upper chassis;
201. a square supporting leg; 201A, a left front supporting leg; 201B, a right front square supporting leg; 201C, a left rear supporting leg; 201D, a right rear square supporting leg; 201E, a rectangular groove; 202. a housing; 203. an end cap; 204. a first spherical hinge; 205. an upper support; 206. an upper positioning long plate; 207. a lower positioning long plate; 208. a front end cylindrical rod supporting seat; 209. a rear end cylindrical rod supporting seat; 210. a first bearing housing; 211. a second bearing housing; 212. a third bearing seat;
301. a rocker; 302. a first drive shaft; 303. a left front drive shaft; 304. a right front drive shaft; 305. a left rear drive shaft; 306. a right rear drive shaft; 307. an upper transmission shaft is mounted in the middle; 308. a middle lower transmission shaft; 309. a front end cylindrical rod; 310. a rear end cylindrical rod; 310A, a shaft shoulder; 310B, a sleeve; 311. a screw-nut pair; 311A, a left-handed screw; 311B, a left-hand nut; 311C, a right-handed screw; 311D, a right-hand nut; 311E, a rectangular positioning block; 312. a second drive shaft; 313. a first spring; 314. a second spring; 315. a left end sliding bearing; 316. a right-end sliding bearing; 317. a first bevel gear; 318. a second bevel gear; 319. a third bevel gear; 320. a fourth bevel gear; 321. a rocking handle; 322. a first straight gear; 323. a third spring; 324. a second spur gear; 325. a third spur gear; 326. a fifth bevel gear; 327. a third drive shaft; 328. a sixth bevel gear; 329. a seventh bevel gear; 330. a fourth drive shaft; 331. an eighth bevel gear; 332. a ninth bevel gear; 333. a tenth bevel gear; 334. an eleventh bevel gear; 335. a twelfth bevel gear; 336. a thirteenth bevel gear; 337. a fourteenth bevel gear; 338. a fifteenth bevel gear; 339. a sixteenth bevel gear; 340. a work table; 341. a seventeenth bevel gear; 342. an eighteenth bevel gear; 343. a bearing; 344. a nineteenth bevel gear; 345. a twentieth bevel gear; 346. a twenty-first bevel gear; 347. a twenty-second bevel gear; 348. a twenty-third bevel gear; 349. a twenty-fourth bevel gear; 350. a twenty-fifth bevel gear; 351. a twenty-sixth bevel gear; 352. a twenty-seventh bevel gear; 353. a twenty-eighth bevel gear;
401. a stop lever; 402. a shift indicator; 403. a second spherical hinge; 404. a gear shifting frame; 404A, 1 blocking frame; 404B, 2 blocking frame; 404C, 3 blocking frame; 405. a middle movable long plate; 405A, a rectangular chute; 406. the opening is adjustable and the double-rod assembly is arranged; 406A, a shaft combination rotating mechanism; 406B, a first cylindrical long rod; 407. a first reversing ramp assembly; 408. a second reversing chute assembly; 409. a third reversing ramp assembly; 410. a first L-shaped pull rod; 411. a second L-shaped pull rod; 412. a third L-shaped pull rod; 413. a second cylindrical long rod; 414. a square pull rod; 415. a long pull rod; 416. a connecting ring; 417. a fourth L-shaped pull rod;
51. a displacement adjusting scale; 51A, a pointer; 51B, a graduated scale; 52. an angle adjustment indicator; 52A, a semicircular dial; 52B, a conical pointer; 52C, a plate; 52D, a third ball hinge; 53A, a scale bar; 53B, indicating lines.
Detailed description of the invention
The present invention is further described in detail with reference to the accompanying drawings and embodiments, and for the purpose of more clearly illustrating the embodiments of the present patent or the technical solutions in the prior art, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings may be obtained according to these drawings without creative efforts.
As shown in fig. 1 to 9, the operation platform device capable of realizing multiple posture adjustment includes a base assembly 10, a positioning assembly 20, a transmission mechanism 30, and a reversing mechanism 40, wherein the positioning assembly 20 and the reversing mechanism 40 are linked under the driving of the transmission mechanism 30;
as shown in fig. 2, holes are formed in four corners of the working table 340, the working table is fixed on the upper support 205 in a bolt connection mode, and is connected with the square support leg 201 through the upper support 205 and the first spherical hinge 204, and a T-shaped groove is formed in the upper surface of the working table 340 and used for clamping a workpiece;
the base assembly 10 comprises a cylindrical lower chassis 11 and a cylindrical upper chassis 12, the cylindrical lower chassis 11 is fixed on the ground, the cylindrical upper chassis 12 is coaxially and parallelly installed on the cylindrical lower chassis 11, the cylindrical upper chassis 12 can rotate around a shaft relative to the cylindrical lower chassis 11, a scale bar 53A is carved on the side surface of the cylindrical lower chassis 11, an indication line 53B is carved on the side surface of the cylindrical upper chassis 12, and the rotation angle of the cylindrical upper chassis 12 is determined by the scale indicated on the scale bar 53A by the indication line 53B;
as shown in fig. 2 and 8, in the base assembly 10, a cylindrical notch for installing a bearing 343 is formed in the center of the cylindrical lower chassis 11, a fourth transmission shaft 330 arranged vertically is installed in the bearing 343, a through hole with a size matched with that of the fourth transmission shaft 330 is formed in the center above the cylindrical upper chassis 12, the cylindrical upper chassis 12 is sleeved on the fourth transmission shaft 330 through the through hole, the cylindrical upper chassis 12 is connected with the fourth transmission shaft 330 in a welding manner, so that the cylindrical upper chassis 12 is linked with the fourth transmission shaft 330, and an eighth bevel gear 331 is installed at the upper end of the fourth transmission shaft 330;
as shown in fig. 2, 4, 9 and 18, the positioning assembly 20 comprises four square supporting legs 201, a housing 202, an upper positioning long plate 206 and a lower positioning long plate 207, the square supporting legs 201 comprise a left front supporting leg 201A, a right front square supporting leg 201B, a left rear supporting leg 201C and a right rear square supporting leg 201D, and rectangular grooves 201E for mounting screws are formed in the left front supporting leg 201A, the right front square supporting leg 201B, the left rear supporting leg 201C and the right rear square supporting leg 201D;
as shown in fig. 2, 4, 9, 10, and 18, in the positioning assembly 20, the square support leg 201 includes a left front support leg 201A, a right front support leg 201B, a left rear support leg 201C, a right rear support leg 201D, and a rectangular groove 201E, the left front support leg 201A, the left rear support leg 201C, the right front support leg 201B, and the right rear support leg 201D have the same structure, each of the square support legs 201 has a screw nut pair 311, the screw nut pair 311 includes a left screw 311A vertically disposed, a left screw 311B threadedly coupled to the left screw 311A, a right screw 311C vertically disposed, a right screw 311D threadedly coupled to the right screw 311C, a left screw (311A), and a rectangular positioning block (311E) at the lower end of the right screw (311C), the left screw 311A and the right screw 311C, The left-handed nut 311B and the right-handed nut 311D have the same structural characteristics except that the left-handed nut 311B and the right-handed nut 311D have different rotation directions, the left-handed nut 311B or the right-handed nut 311D is fixedly connected with a seventeenth bevel gear 341, an end cover 203 is installed outside the left-handed nut 311B, the right-handed nut 311D and the seventeenth bevel gear 341, the end cover 203 is fixed on the square support leg 201 to limit the axial movement of the seventeenth bevel gear 341, the left-handed nut 311B and the right-handed nut 311D, the bottom ends of the left-handed lead screw 311A and the right-handed lead screw 311C are arranged in the square support leg 201, the top ends of the left-handed lead screw 311A and the right-handed lead screw 311C extend out of the end cover 203, the top ends of the left-handed lead screw 311A and the right-handed lead screw 311C are connected with an upper support 205 through a first spherical hinge 204, the, an eighteenth bevel gear 342 meshed with the seventeenth bevel gear 341 is fixed at one end of the second transmission shaft 312, and another bevel gear connected with the transmission mechanism 30 is fixed at the other end;
as shown in fig. 9 and 18, rectangular grooves 201E are formed in two sides of the inner wall surface of the square supporting leg 201, rectangular positioning blocks 311E matched with the rectangular grooves 201E are welded to two sides of the lower ends of the left-handed lead screw 311A and the right-handed lead screw 311C, the left-handed lead screw 311A and the right-handed lead screw 311C are slidably connected to the square supporting leg 201 in a manner that the bottom rectangular positioning blocks 311E are matched with the rectangular grooves 201E in the inner wall surface of the square supporting leg 201, and the axial rotation of the left-handed lead screw 311A and the right-handed lead screw 311C is limited;
as shown in fig. 9, the housing 202 is located at the outer side of the square supporting leg 201, the inner side of the housing 202 is connected with the outer side of the square supporting leg 201, threaded holes are formed in the contact areas of the housing 202 and the square supporting leg 201, and the square supporting leg 201 and the housing 202 are fixed in a screw connection mode;
as shown in fig. 4, 6, 8, and 9, an upper positioning long plate 206 and a lower positioning long plate 207 are disposed in the housing 202, the upper positioning long plate 206 and the lower positioning long plate 207 are both connected to the housing 202 and are used for fixing components of the transmission mechanism 30 disposed in the housing 202, the middle of the upper positioning long plate 206 is rectangular, both ends of the upper positioning long plate 206 protrude downward to form a connection lug, and the connection lug is provided with a threaded hole, a front end cylindrical rod support base 208 is fixed on the connection lug at the front end of the upper positioning long plate 206 by a screw connection method, a rear end cylindrical rod support base 209 is fixed on the connection lug at the rear end by a screw connection method, a front end cylindrical rod 309 horizontally disposed and perpendicular to the upper positioning long plate 206 is mounted in the front end cylindrical rod support base 208, a rear end cylindrical rod 310 horizontally disposed and perpendicular to the upper positioning long plate 206 is mounted in the rear end cylindrical rod support base 209, the front end of the upper positioning long plate 206, a lower positioning long plate 207 is disposed and a, The rear end is connected with the shell 202 by screws;
the lower positioning long plate 207 is a rectangular plate, the lower positioning long plate 207 is arranged below the upper positioning long plate 206 and is parallel to the upper positioning long plate 206, the front end and the rear end of the lower positioning long plate 207 are fixedly connected to the shell 202 through screws, and a first reversing type slideway component 407 and a second reversing type slideway component 408 are fixed on the lower positioning long plate 207;
as shown in fig. 8, 14 and 16, the reversing mechanism 40 includes a stop lever 401, a shift indicator 402, a second spherical hinge 403, a shift frame 404, a middle movable long plate 405, an opening adjustable double-rod assembly 406, a first reversing slideway assembly 407, a second reversing slideway assembly 408 and a third reversing slideway assembly 409, wherein the opening adjustable double-rod assembly 406 is composed of a shaft combination rotating mechanism 406A and a first cylindrical long rod 406B;
in the reversing mechanism 40, the middle of a stop lever 401 is mounted on the housing 202 through a second spherical hinge 403, one end of the stop lever 401 penetrates through the shift indicator 402, the other end of the stop lever 401 is placed in a shift frame 404, the shift frame 404 includes a 1-stop frame 404A, a 2-stop frame 404B and a 3-stop frame 404C which are horizontally arranged, the 1-stop frame 404A, the 2-stop frame 404B and the 3-stop frame 404C are mutually communicated and are slotted towards one end of the stop lever 401, the size of the opening is matched with the size of the stop lever 401, the 1-stop frame 404A, the 2-stop frame 404B and the 3-stop frame 404C can mutually and independently move up and down, the 1-stop frame 404A is connected with a first L-shaped pull rod 410, the 2-stop frame 404B is connected with a second L-shaped pull rod 411, and the 3-stop frame 404C is connected. Through operating the gear lever 401, gear shifting can be realized, and further various displacement and angle adjusting functions of the device can be realized;
as shown in fig. 8, 11, 12 and 13, the first direction-changing slide way component 407, the second direction-changing slide way component 408 and the third direction-changing slide way component 409 include an L-shaped horizontal slide way and a L-shaped vertical slide way which are connected end to end, slide blocks are installed in the horizontal slide way and the vertical slide way, a second cylindrical long rod 413 is hinged on the two slide blocks to connect the two slide blocks, so that the two slide blocks are linked, a first spring 313 connected with the slide blocks is arranged in the vertical slide way of the second direction-changing slide way component 408, the slide block in the vertical slide way of the third direction-changing slide way component 409 is connected with a 3-block frame 404C through a third L-shaped pull rod 412, a rectangular slide way 405A is opened in the middle of the middle movable long plate 405, the upper positioning long plate 206 is arranged in the rectangular slide way 405A, the positioning long plate 206 above the middle movable long plate 405 is a limit plate, so that, the upper side and the lower side of a middle movable long plate 405 are provided with through holes, an upper transmission shaft 307 and a middle lower transmission shaft 308 are arranged in the through holes, the lower end of the middle movable long plate 405 is welded with a square pull rod 414 which is vertically arranged, the square pull rod 414 is connected with a first spring 313 in a vertical slideway of a second reversing slideway component 408, one end of a long pull rod 415 is connected with a slide block in a horizontal slideway of the second reversing slideway component 408, the other end of the long pull rod is connected with a slide block in a horizontal slideway of a first reversing slideway component 407, the slide block in the vertical slideway of the first reversing slideway component 407 is connected with one end of a first L-shaped pull rod 410, the other end of the first L-shaped pull rod 410 is connected to a 1 blocking frame 404A in a welding mode, when the blocking rod 401 is operated to shift gears, the generated acting force is transmitted to the first L-shaped pull rod 410 through the 1 blocking frame 404A, and the first L-shaped, The long pull rod 415, the second reversing type slide way assembly 408, the square pull rod 414 and the middle movable long plate 405 enable the middle movable long plate 405 to move up and down, and meanwhile, the elasticity of the first spring 313 is utilized to generate continuous acting force, so that the condition that gear jumping or tooth clamping is generated in a gear shifting process is avoided;
as shown in fig. 7, 14 and 15, the opening-adjustable dual-rod assembly 406 is composed of a shaft combination rotating mechanism 406A and a first long cylindrical rod 406B, the shaft combination rotating mechanism 406A includes a middle shaft, two rotating rings sleeved on the shaft, and a positioning sleeve fixedly connected to the shaft and axially limiting the two rotating rings, one end of each of the two first long cylindrical rods 406B is welded to two different rotating rings, the other end is welded with a connecting ring 416, the two first long cylindrical rods 406B are connected to the second springs 314 through the connecting rings 416, the two second springs 314 are respectively sleeved on a left-end sliding bearing 315 and a right-end sliding bearing 316, the bevel gears at the two ends of the left-end sliding bearing 315 and the right-end sliding bearing 316 limit the two second springs 314 from moving axially, the left-end sliding bearing 315 and the right-end sliding bearing 316 are respectively sleeved on the two ends of the front-end cylindrical rod 309 and are slidably connected to the front, a first bevel gear 317 and a second bevel gear 318 are respectively installed at two ends of a left-end sliding bearing 315, tooth surfaces of the first bevel gear 317 and the second bevel gear 318 are oppositely arranged, a third bevel gear 319 and a fourth bevel gear 320 are respectively installed at two ends of a right-end sliding bearing 316, tooth surfaces of the third bevel gear 319 and the fourth bevel gear 320 are oppositely arranged, a second L-shaped pull rod 411 which is vertically arranged is welded on the upper side of a shaft combination rotating mechanism 406A, the other end of the second L-shaped pull rod 411 is welded on a 2-block frame 404B, when the 2-block frame 404B is driven to move up and down by a blocking rod 401, the second L-shaped pull rod 411 is driven to move up and down, and then opening angles of the two first cylindrical long rods 406B are adjusted, so that the distance between the end parts of the two first cylindrical long rods 406B is changed, the two first cylindrical long rods 406B respectively drive two second springs 314 through a connecting ring, The third bevel gear 319 and the fourth bevel gear 320 on the right sliding bearing 316 move axially along the front end cylindrical rod 309 to realize reversing. Meanwhile, the elasticity of the second spring 314 is utilized to generate continuous acting force, so that the condition that the gear jumps or is clamped during gear shifting is avoided;
as shown in fig. 3, 4, 5, 6, 7, 8, 14, 15, 19, the transmission mechanism 30 includes a rocker 301, a first transmission shaft 302, a left front transmission shaft 303, a right front transmission shaft 304, a left rear transmission shaft 305, a right rear transmission shaft 306, an upper middle transmission shaft 307, a lower middle transmission shaft 308, a front end cylindrical rod 309, a rear end cylindrical rod 310, a lead screw nut pair 311, a first bevel gear 317, a second bevel gear 318, a third bevel gear 319, a fourth bevel gear 320, a crank 321, a fifth bevel gear 326, a sixth bevel gear 328, a seventh bevel gear 329, a fourth transmission shaft 330, an eighth bevel gear 331, a ninth bevel gear 332, a tenth bevel gear 333, an eleventh bevel gear 334, a twelfth bevel gear 335, a thirteenth bevel gear 336, a fourteenth bevel gear 337, a fifteenth bevel gear 338, a sixteenth bevel gear 339, a seventeenth bevel gear 341, an eighteenth bevel gear 342, a nineteenth bevel gear 344, a seventeenth bevel gear 344, a, A twentieth bevel gear 345, a twenty-first bevel gear 346, a twenty-second bevel gear 347, a twenty-third bevel gear 348, a twenty-fourth bevel gear 349, a twenty-fifth bevel gear 350, a twenty-sixth bevel gear 351, a twenty-seventh bevel gear 352, a twenty-eighth bevel gear 353, a first straight gear 322, a second straight gear 324, a third straight gear 325 and a work bench 340;
the rocker 301 is horizontally arranged on the shell 202 through a shaft sleeve, one end of the rocker 301 is connected with a rocker handle 321, the other end of the rocker 301 is provided with a first straight gear 322, the rocker 301 is sleeved with a third spring 323, the third spring 323 is axially positioned on the rocker 301 through a shaft shoulder 301A on the rocker 301, one end of a fourth L-shaped pull rod 417 is connected with the third spring 323 through a welding mode, the other end of the fourth L-shaped pull rod is connected with a slide block in a horizontal slide way of a third reversing slide way assembly 409, the two axial sides of the first straight gear 322 are respectively provided with a second straight gear 324 and a third straight gear 325, the second straight gear 324 is arranged on a left front transmission shaft 303, the third straight gear 325 is arranged on the first transmission shaft 302, the first straight gear 322 is meshed with the second straight gear 324 in an initial state, when a 3-stop frame 404C moves upwards, the rocker 301 is driven to move axially backwards, so that the first straight gear 322 is meshed with the third, the left front transmission shaft 303 is mounted inside the housing 202 through a first bearing seat 210, the first transmission shaft 302 is mounted on the upper positioning long plate 206 through a second bearing seat 211, a fifth bevel gear 326 is mounted at the other end of the first transmission shaft 302, the fifth bevel gear 326 is engaged with a sixth bevel gear 328 on a third transmission shaft 327, the third transmission shaft 327 is mounted on the upper positioning long plate 206 through a third bearing seat 212, a seventh bevel gear 329 is mounted at the other end of the third transmission shaft 327, the seventh bevel gear 329 is engaged with an eighth bevel gear 331 on a fourth transmission shaft 330, and the acting force generated by operating the stop lever 401 is sequentially transmitted to the third L-shaped pull rod 412, the third reversing type slideway assembly 409, the fourth L-shaped pull rod 417, the third spring 323 and the rocker 301 through a 3-stop frame 404C, so that the rocker 301 moves backwards along the axial direction. Meanwhile, the elasticity of the third spring 323 is utilized to continuously stress the rocker 301, so that the condition that the gear jumps or is clamped during gear shifting is avoided;
as shown in fig. 4, 8 and 19, the first transmission shaft 302, the left front transmission shaft 303, the right front transmission shaft 304, the left rear transmission shaft 305 and the right rear transmission shaft 306 are parallel to each other, the middle upper transmission shaft 307, the middle lower transmission shaft 308, the front end cylindrical rod 309 and the rear end cylindrical rod 310 are parallel to each other, the middle upper transmission shaft 307 and the middle lower transmission shaft 308 are located in the middle movable long plate 405 and move up and down along with the movement of the middle movable long plate 405, the front end cylindrical rod 309 and the rear end cylindrical rod 310 are respectively and fixedly connected with the front end cylindrical rod support base 208 and the rear end cylindrical rod support base 209 so as not to rotate with the bevel gears at both ends, one end of the twenty-second bevel gear 347 and the twenty-third bevel gear 348 on the rear end cylindrical rod 310 is provided with a shaft shoulder 310A, the other end is fixed with a sleeve 310B to limit the axial movement of the twenty-second bevel gear 347 and the twenty-third bevel gear 348, a thirteenth bevel gear and a ninth bevel gear 332 are respectively installed at both ends of the left front, a fifteenth bevel gear 338 and a tenth bevel gear 333 are respectively installed at two ends of the right front transmission shaft 304, a twenty-first bevel gear 346 and a fourteenth bevel gear 337 are respectively installed at two ends of the left rear transmission shaft 305, a twenty-fourth bevel gear 349 and a sixteenth bevel gear 339 are respectively installed at two ends of the right rear transmission shaft 306, a nineteenth bevel gear 344 and a twentieth bevel gear 345 are respectively installed at two ends of the middle upper transmission shaft 307, and an eleventh bevel gear 334 and a twelfth bevel gear 335 are respectively installed at two ends of the middle lower transmission shaft 308;
the twenty-first bevel gear 346 on the left rear transmission shaft 305 is meshed with the twenty-fifth bevel gear 350 on the left rear square supporting leg 201C through the twenty-second bevel gear 347 on the rear end cylindrical rod 310, the twenty-fourth bevel gear 349 on the right rear transmission shaft 306 is meshed with the twenty-sixth bevel gear 351 on the right rear square supporting leg 201D through the twenty-third bevel gear 348 on the rear end cylindrical rod 310, the fourteenth bevel gear 337 on the left rear transmission shaft 305 is meshed with the thirteenth bevel gear 336 on the left front transmission shaft 303 through the nineteenth bevel gear 344 on the middle upper transmission shaft 307 or the eleventh bevel gear 334 on the middle lower transmission shaft 308, the sixteenth bevel gear 339 on the right rear transmission shaft 306 is meshed with the fifteenth bevel gear 338 on the right front transmission shaft 304 through the twenty-second bevel gear 345 on the middle upper transmission shaft 307 or the twelfth bevel gear 335 on the middle lower transmission shaft 308, the ninth bevel gear 332 on the left front transmission shaft 303 is arranged between the first bevel gear and the second bevel gear 317 of, the twenty-seventh bevel gear 352 on the left front supporting leg 201A is coaxially arranged with the ninth bevel gear 332, the twenty-seventh bevel gear 352 is also arranged between the first bevel gear 317 and the second bevel gear 318, and the ninth bevel gear 332 is meshed with the twenty-seventh bevel gear 352 through the first bevel gear 317 or the second bevel gear 318 driven by the opening adjustable double-rod assembly 406, the tenth bevel gear 333 on the right front transmission shaft 304 is arranged between the third bevel gear 319 and the fourth bevel gear 320 on the right sliding bearing 316, the twenty-eighth bevel gear 353 on the right front square supporting leg 201B is coaxially arranged with the tenth bevel gear 333, the twenty-eighth bevel gear 353 is also arranged between the third bevel gear 319 and the fourth bevel gear 320, and the tenth bevel gear 333 is engaged with the twenty-eighth bevel gear 353 through the third bevel gear 319 or the fourth bevel gear 320 by the driving of the opening-adjustable double-lever assembly 406;
as shown in fig. 3, 10(a) and 10(b), the twenty-fifth bevel gear 350, the twenty-sixth bevel gear 351, the twenty-seventh bevel gear 352 and the twenty-eighth bevel gear 353 respectively transmit acting force to the eighteenth bevel gear 342 through the second transmission shaft 312, and the eighteenth bevel gear 342 is meshed with the seventeenth bevel gear 341, so that power is transmitted to the left screw 311A and the right screw 311C on the screw-nut pair 311, and the left screw 311A and the right screw 311C are driven to ascend or descend;
in this embodiment, the main purpose of the indicating mechanism 50 is to measure the rotation angle, deflection angle and lifting height of the working platform 340 in real time, the indicating mechanism 50 can therefore measure rotation and deflection angles using an inclinometer mounted on the work surface 340, elevation height via an electronic ruler, in this embodiment, the measurement can be performed by using a full mechanical device, so as to reduce the cost, the indicating mechanism 50 is composed of a displacement adjusting scale 51, an angle adjusting indicator 52 and a rotary dial 53, the displacement adjusting scale 51 is composed of a pointer 51A mounted on the housing 202 and a scale 51B mounted on a left-handed lead screw 311A of the left-handed support leg 201A, the angle adjusting indicator 52 is composed of two mutually orthogonal semicircular scales 52A, a conical pointer 52B, a plate 52C and a third spherical hinge 52D, and the rotary dial 53 is composed of a scale bar 53A carved on the cylindrical lower chassis 11 and an indicating line 53B carved on the cylindrical upper chassis 12;
as shown in fig. 2, the displacement adjusting scale 51 comprises a pointer 51A and a scale 51B, the pointer 51A is fixed on the upper left side of the housing 202 close to the left front square supporting leg 201A through screw connection, the scale 51B is fixed on the left screw 311A of the left front square supporting leg 201A corresponding to the pointer 51A through welding, the pointer 51A points at the scale 51B, the scale pointed by the pointer 51A is the displacement of the vertical movement of the left front corner of the working table 340, and the adjustment of the whole position of the working table 340 can be determined by matching with the angle adjusting indicator 52;
the rotary dial 53 is composed of a scale bar 53A engraved on the cylindrical lower chassis 11 and an indication line 53B engraved on the cylindrical upper chassis 12, and the rotation angle of the cylindrical upper chassis 12 is determined by the scale indicated on the scale bar 53A by the indication line 53B;
as shown in fig. 17, in the angle adjustment indicator 52, two mutually orthogonal semicircular scales 52A are fixed on a plate 52C by welding, the plate 52C is fixed on the lower side of a working table 340 by bolt connection, a third spherical hinge 52D is installed below the plate 52C at the center of the two mutually orthogonal semicircular scales 52A, a conical pointer 52B is connected to the spherical surface of the third spherical hinge 52D by welding, the conical pointer 52B is always kept in a vertical state under the action of gravity, the semicircular scales 52A deflect along with the working table 340, and the scale of the conical pointer 52B is the deflection angle of the working table 340;
this device is equipped with neutral gear, 1 keeps off, 2 keeps off and 3 keep off, shifts between keeping off the position through manipulation gear lever 401, and concrete working process is as follows:
1. the bar 401 is in neutral:
when the stop lever 401 is placed at a neutral position and the rocking handle 321 is rotated clockwise, power is sequentially transmitted to the first straight gear 322, the second straight gear 324, the left front transmission shaft 303, the ninth bevel gear 332, the first bevel gear 317 and the twenty-seventh bevel gear 352 through the rocking bar 301, the twenty-seventh bevel gear 352 transmits the power to the lead screw nut pair 311 on the left front supporting leg 201A, and the left-handed lead screw 311A on the left front supporting leg 201A is enabled to ascend; meanwhile, the left front transmission shaft 303 serves as a driving shaft to transmit power to a thirteenth bevel gear 336, an eleventh bevel gear 334, a fourteenth bevel gear 337, a left rear transmission shaft 305, a twenty-first bevel gear 346, a twenty-second bevel gear 347 and a twenty-fifth bevel gear 350, and the twenty-fifth bevel gear 350 transmits power to a lead screw nut pair 311 on the left rear supporting leg 201C, so that a left-handed lead screw 311A on the left rear supporting leg 201C is lifted; meanwhile, the left front transmission shaft 303 sequentially transmits power to a thirteenth bevel gear 336, an eleventh bevel gear 334, a middle lower transmission shaft 308, a twelfth bevel gear 335, a sixteenth bevel gear 339, a right rear transmission shaft 306, a twenty-fourth bevel gear 349, a twenty-third bevel gear 348 and a twenty-sixth bevel gear 351, and the twenty-sixth bevel gear 351 transmits power to a lead screw nut pair 311 on the right rear square supporting leg 201D, so that a right-handed lead screw 311C on the right rear square supporting leg 201D is lifted; meanwhile, the left front transmission shaft 303 sequentially transmits power to a thirteenth bevel gear 336, an eleventh bevel gear 334, a middle lower transmission shaft 308, a twelfth bevel gear 335, a fifteenth bevel gear 338, a right front transmission shaft 304, a tenth bevel gear 333, a third bevel gear 319 and a twenty-eighth bevel gear 353, and the twenty-eighth bevel gear 353 transmits power to a screw nut pair 311 on the right front square supporting leg 201B, so that a right-handed screw 311C on the right front square supporting leg 201B is lifted. At the moment, the left-handed screw 311A and the right-handed screw 311C on the four square supporting legs ascend simultaneously, when the rocking handle 321 is rotated anticlockwise, the left-handed screw 311A and the right-handed screw 311C descend simultaneously, and the device has the same ascending and descending functions.
2. The gear lever 401 is in gear 1:
when the stop lever 401 is placed at the 1-gear position and the rocking handle 321 is rotated clockwise, the stop lever 401 transmits acting force to the first L-shaped pull rod 410 through the 1-gear frame 404A, the first L-shaped pull rod 410 sequentially transmits the acting force to the first reversing type slideway component 407, the long pull rod 415, the second reversing type slideway component 408, the square pull rod 414 and the middle movable long plate 405, so that the middle movable long plate 405 moves downwards relative to the upper positioning long plate 206, the eleventh bevel gear 334 and the twelfth bevel gear 335 on the middle lower transmission shaft 308 on the middle movable long plate 405 are disengaged, the nineteenth bevel gear 344 and the twentieth bevel gear 345 on the middle upper transmission shaft 307 are engaged, and the device finishes reversing. At this time, the power of the device is transmitted to the first straight gear 322, the second straight gear 324, the left front transmission shaft 303, the ninth bevel gear 332, the first bevel gear 317 and the twenty-seventh bevel gear 352 along the rocker 301 in sequence, and the twenty-seventh bevel gear 352 transmits the power to the lead screw nut pair 311 on the left front supporting leg 201A, so that the left-handed lead screw 311A on the left front supporting leg 201A is lifted; the left front transmission shaft 303 serves as a driving shaft and simultaneously transmits power to a thirteenth bevel gear 336, a nineteenth bevel gear 344, a fourteenth bevel gear 337, a left rear transmission shaft 305, a twenty-first bevel gear 346, a twenty-second bevel gear 347 and a twenty-fifth bevel gear 350 in sequence, and the twenty-fifth bevel gear 350 transmits power to a lead screw nut pair 311 on the left rear supporting leg 201C, so that a left-handed lead screw 311A on the left rear supporting leg 201C is lifted; meanwhile, the left front transmission shaft 303 sequentially transmits power to a thirteenth bevel gear 336, a nineteenth bevel gear 344, an upper middle transmission shaft 307, a twentieth bevel gear 345, a sixteenth bevel gear 339, a right rear transmission shaft 306, a twentieth bevel gear 349, a twenty-third bevel gear 348 and a twenty-sixth bevel gear 351, and the twenty-sixth bevel gear 351 transmits power to a lead screw nut pair 311 on the right rear square supporting leg 201D, so that a right-handed lead screw 311C on the right rear square supporting leg 201D descends; meanwhile, the left front transmission shaft 303 sequentially transmits power to a thirteenth bevel gear 336, a nineteenth bevel gear 344, an upper middle transmission shaft 307, a twentieth bevel gear 345, a fifteenth bevel gear 338, a right front transmission shaft 304, a tenth bevel gear 333, a third bevel gear 319 and a twenty-eighth bevel gear 353, and the twenty-eighth bevel gear 353 transmits power to a lead screw nut pair 311 on the right front square supporting leg 201B, so that a right-handed lead screw 311C on the right front square supporting leg 201B descends. At this time, the left-handed screw 311A on the left front supporting leg 201A and the left rear supporting leg 201C is simultaneously raised, and the right-handed screw 311C on the right front square supporting leg 201B and the right rear square supporting leg 201D is simultaneously lowered, when the crank 321 is rotated counterclockwise, the left-handed screw 311A on the left front supporting leg 201A and the left rear square supporting leg 201C is simultaneously lowered, and the right-handed screw 311C on the right front square supporting leg 201B and the right rear square supporting leg 201D is simultaneously raised, and the device has a function of left-handed lifting and right-handed lowering or left-handed lifting.
2. The gear lever 401 is in gear 2:
when the stop lever 401 is placed at the 2-position and the rocking handle 321 is rotated clockwise, the acting force generated by the stop lever 401 is transmitted to the second L-shaped pull rod 411 through the 2-position frame 404B, the second L-shaped pull rod 411 pushes the shaft combination rotating mechanism 406A to move upwards, the opening angle of the two first long cylindrical rods 406B is increased, so that the distance between the two ends of the two first long cylindrical rods is increased, the two connecting rings 416 apply acting force to the two second springs 314 on the front end cylindrical rod 309, so that the left end sliding bearing 315 moves leftwards along the front end cylindrical rod 309, the right end sliding bearing 316 moves rightwards along the front end cylindrical rod 309, further the first bevel gear 317 of the left end sliding bearing 315 is disengaged, the second bevel gear 318 is engaged, the third bevel gear 319 of the right end sliding bearing 316 is disengaged, the fourth bevel gear 320 is engaged, and the device completes reversing once again. At this time, the power of the device is transmitted to the first straight gear 322, the second straight gear 324, the left front transmission shaft 303, the ninth bevel gear 332, the second bevel gear 318 and the twenty-seventh bevel gear 352 along the rocker 301 in sequence, the twenty-seventh bevel gear 352 transmits the power to the screw nut pair 311 on the left front supporting leg 201A, and the left-handed screw 311A on the left front supporting leg 201A descends; meanwhile, the left front transmission shaft 303 serving as a driving shaft transmits power to a thirteenth bevel gear 336, an eleventh bevel gear 334, a fourteenth bevel gear 337, a left rear transmission shaft 305, a twenty-first bevel gear 346, a twenty-second bevel gear 347 and a twenty-fifth bevel gear 350 in sequence, and the twenty-fifth bevel gear 350 transmits power to a lead screw nut pair 311 on the left rear supporting leg 201C, so that a left-handed lead screw 311A on the left rear supporting leg 201C is lifted; meanwhile, the left front transmission shaft 303 sequentially transmits power to a thirteenth bevel gear 336, an eleventh bevel gear 334, a middle lower transmission shaft 308, a twelfth bevel gear 335, a sixteenth bevel gear 339, a right rear transmission shaft 306, a twenty-fourth bevel gear 349, a twenty-third bevel gear 348 and a twenty-sixth bevel gear 351, and the twenty-sixth bevel gear 351 transmits power to a lead screw nut pair 311 on the right rear square supporting leg 201D, so that a right-handed lead screw 311C on the right rear square supporting leg 201D is lifted; meanwhile, the left front transmission shaft 303 sequentially transmits power to a thirteenth bevel gear 336, an eleventh bevel gear 334, a middle lower transmission shaft 308, a twelfth bevel gear 335, a fifteenth bevel gear 338, a right front transmission shaft 304, a tenth bevel gear 333, a fourth bevel gear 320 and a twenty-eighth bevel gear 353, and the twenty-eighth bevel gear 353 transmits power to a lead screw nut pair 311 on the right front square supporting leg 201B, so that a right-handed lead screw 311C on the right front square supporting leg 201B descends. At this time, the left-handed screw 311A of the left front square support leg 201A and the right-handed screw 311C of the right front square support leg 201B are simultaneously lowered, and the left-handed screw 311A of the left rear square support leg 201C and the right-handed screw 311C of the right rear square support leg 201D are simultaneously raised. When the rocking handle 321 is rotated anticlockwise, the left-handed lead screw 311A on the left front supporting leg 201A and the right-handed lead screw 311C on the right front square supporting leg 201B rise simultaneously, the left-handed lead screw 311A on the left rear supporting leg 201C and the right-handed lead screw 311C on the right rear square supporting leg 201D fall simultaneously, and at the moment, the device has the functions of ascending after front descending or ascending after front descending.
3. The gear lever 401 is in 3 gear:
when the gear lever 401 is located at the 3-gear position, the acting force generated by the gear lever 401 is transmitted to the third L-shaped pull rod 412 through the 3-gear frame 404C, the third L-shaped pull rod 412 sequentially transmits the acting force to the third reversing type slide way assembly 409, the fourth L-shaped pull rod 417 and the third spring 323, the third spring 323 enables the rocker 301 to move backwards along the axial direction, and then the first straight gear 322 on the rocker 301 is disengaged from the second straight gear 324 on the left front transmission shaft 303 and is engaged with the third straight gear 325 on the first transmission shaft 302, so that the device finishes reversing. At this time, the power of the device is transmitted to the first straight gear 322, the third straight gear 325, the first transmission shaft 302, the fifth bevel gear 326, the sixth bevel gear 328, the third transmission shaft 327, the seventh bevel gear 329, the eighth bevel gear 331 and the fourth transmission shaft 330 in sequence along the rocker 301, and the fourth transmission shaft 330 transmits the power to the cylindrical upper chassis 12. When the rocking handle 321 is rotated clockwise, the cylindrical upper chassis 12 and the upper parts rotate anticlockwise, when the rocking handle 321 is rotated anticlockwise, the cylindrical upper chassis 12 and the upper parts rotate clockwise, and at the moment, the device has an integral rotating function.
It should be noted that when the device is in 1 st gear, the parts controlled by 2 nd gear and 3 rd gear are in neutral gear state to transmit power. When the device is in the 2 gear, the parts controlled by the 3 gear and the 1 gear are in a neutral state to transmit power, and when the device is in the 3 gear, the parts controlled by the 1 gear and the 2 gear are in a neutral state to transmit power.
In addition, it should be noted that the patent is not limited to the above embodiments, as long as the specific size or shape of the components is not described, the components can be any size or shape corresponding to the structure, and no matter any change is made on the material composition, the structural design provided by the invention is a modification of the invention, and should be considered as being within the protection scope of the invention.

Claims (8)

1. The utility model provides an operation platform device that can realize multiple gesture and adjust which characterized in that:
the device comprises a base assembly (10), a positioning assembly (20), a transmission mechanism (30) and a reversing mechanism (40), wherein the positioning assembly (20) is linked with the reversing mechanism (40) under the driving of the transmission mechanism (30);
the base component (10) comprises a cylindrical lower base plate (11) and a cylindrical upper base plate (12), the cylindrical lower base plate (11) is fixed on the ground, a bearing (343) is installed in the center of the cylindrical lower base plate (11), a fourth transmission shaft (330) vertically arranged is installed in the bearing (343), the cylindrical upper base plate (12) is coaxially sleeved on the fourth transmission shaft (330) and is fixedly connected with the fourth transmission shaft (330), the cylindrical upper base plate (12) is linked with the fourth transmission shaft (330), and an eighth bevel gear (331) is installed at the upper end of the fourth transmission shaft (330);
the positioning assembly (20) comprises four square supporting legs (201) with the same structure and a shell (202), the bottoms of the square supporting legs (201) are fixed on the cylindrical upper chassis (12), and the square supporting legs (201) are provided with screw-nut pairs (311);
the square supporting legs (201) comprise left front supporting legs (201A), right front supporting legs (201B), left rear supporting legs (201C) and right rear supporting legs (201D), and the screw-nut pair (311) comprises a left-handed screw (311A) vertically arranged, a left-handed nut (311B) in threaded connection with the left-handed screw (311A), a right-handed screw (311C) vertically arranged and a right-handed nut (311D) in threaded connection with the right-handed screw (311C);
rectangular grooves (201E) used for installing lead screws are formed in the left front supporting leg (201A), the right front square supporting leg (201B), the left rear supporting leg (201C) and the right rear square supporting leg (201D), the lead screws of the lead screw nut pairs (311) in the left front supporting leg (201A) and the left rear square supporting leg (201C) are left-handed lead screws (311A), the lead screws of the lead screw nut pairs (311) in the right front square supporting leg (201B) and the right rear square supporting leg (201D) are right-handed lead screws (311C), rectangular positioning blocks (311E) matched with the rectangular grooves (201E) in size are fixed at the lower ends of the left-handed lead screws (311A) and the right-handed lead screws (311C), and the lower ends of the left-handed lead screws (311A) and the right-handed lead screws (311C) are radially limited in the rectangular grooves (201E) through the rectangular positioning blocks (311E);
a seventeenth bevel gear (341) is fixed on each of the left-handed nut (311B) and the right-handed nut (311D) to form a driving module which respectively drives the left-handed lead screw (311A) and the right-handed lead screw (311C) to move up and down, an end cover (203) is installed outside the driving module, the end cover (203) is fixed on the square supporting leg (201) to limit the axial movement of the driving module, the bottom ends of the left-handed lead screw (311A) and the right-handed lead screw (311C) are arranged in the square supporting leg (201), the top ends of the left-handed lead screw (311A) and the right-handed lead screw (311C) extend out of the end cover (203), the top ends of the left-handed lead screw (311A) and the right-handed lead screw (311C) are connected with an upper support (205) through a first spherical hinge (204), the four upper supports (205) are connected with the bottom of the workbench top (340) and are used for supporting the workbench, an eighteenth bevel gear (342) meshed with the seventeenth bevel gear (341) is fixed at one end of the second transmission shaft (312), and the other bevel gear is fixed at the other end and connected with the transmission mechanism (30);
a transmission mechanism (30) and a reversing mechanism (40) are arranged in the shell (202);
the transmission mechanism (30) comprises a rocker (301), a first transmission shaft (302), a left front transmission shaft (303), a right front transmission shaft (304), a left rear transmission shaft (305), a right rear transmission shaft (306), an upper middle transmission shaft (307), a lower middle transmission shaft (308), a front end cylindrical rod (309) and a rear end cylindrical rod (310), wherein the first transmission shaft (302), the left front transmission shaft (303), the right rear transmission shaft (305), the right rear transmission shaft (306), the upper middle transmission shaft (307), the lower middle transmission shaft (308), the front end cylindrical rod (309) and the rear end cylindrical rod (310;
the left front transmission shaft (303) and the left rear transmission shaft (305) are arranged on the same straight line and are first axial lines, the right front transmission shaft (304) and the right rear transmission shaft (306) are arranged on the same straight line and are second axial lines, the first axial lines and the second axial lines are parallel to each other, the middle upper transmission shaft (307) and the middle lower transmission shaft (308) are parallel to each other and are arranged on the upper side and the lower side of the middle movable long plate (405), the middle upper transmission shaft (307), the middle lower transmission shaft (308), the front end cylindrical rod (309) and the rear end cylindrical rod (310) are arranged between the first axial lines and the second axial lines in parallel, the axial lines of the middle upper transmission shaft, the middle lower transmission shaft (308), the front end cylindrical rod (309) and the rear end cylindrical rod (310) are perpendicular to the first axial lines and the second axial lines, and the first transmission shaft (302), the left front transmission shaft (303, Bevel gears are arranged at two ends of the middle lower transmission shaft (308), the front end cylindrical rod (309) and the rear end cylindrical rod (310), and the front end cylindrical rod (309) and the rear end cylindrical rod (310) are fixedly connected with the front end cylindrical rod supporting seat (208) and the rear end cylindrical rod supporting seat (209) and do not rotate along with the bevel gears at the two ends;
the middle movable long plate (405) is arranged between the first axis and the second axis, the power of the left front transmission shaft (303) is respectively transmitted to the left rear transmission shaft (305), the right front transmission shaft (304) and the right rear transmission shaft (306) through an upper middle transmission shaft (307) or a lower middle transmission shaft (308) on the middle movable long plate (405), the front end cylindrical rod (309) is arranged at the front ends of the left front transmission shaft (303) and the right front transmission shaft (304), the rear end cylindrical rod (310) is arranged at the rear ends of the left rear transmission shaft (305) and the right rear transmission shaft (306), the bevel gears at the two ends of the front end cylindrical rod (309) and the rear end cylindrical rod (310) transmit the power of the left front transmission shaft (303) to the second transmission shafts (312) on the four square supporting legs (201), thereby driving a left-handed lead screw (311A) and a right-handed lead screw (311C) on the lead screw nut pair (311) to move up and down along the rectangular groove (201E);
the reversing mechanism (40) comprises a stop lever (401), a gear shifting indicator (402), a second spherical hinge (403), a gear shifting frame (404), a middle movable long plate (405), a double-rod assembly (406) with an adjustable opening, a first reversing slideway assembly (407), a second reversing slideway assembly (408) and a third reversing slideway assembly (409);
the middle part of the stop lever (401) is installed in the shell (202) through a second spherical hinge (403), so that the stop lever (401) acts by taking the second spherical hinge (403) as a supporting point, one end of the stop lever (401) penetrates through a gear slide way of the gear shift indicator (402), the other end of the stop lever is placed in a gear shift frame (404), the gear slide way corresponds to the gear shift frame (404), the gear shift frame (404) comprises a 1-gear frame (404A), a 2-gear frame (404B) and a 3-gear frame (404C) which are horizontally arranged, the 1-gear frame (404A), the 2-gear frame (404B) and the 3-gear frame (404C) form a sliding groove facing to one end opening of the stop lever (401), the sliding grooves are communicated with one another, the sliding groove is matched with the stop lever (401), the end part of the stop lever (401) is arranged in the sliding groove of the gear shift frame (404), and the 1-gear frame (404A), the 2-gear frame (404B) and the 3-gear frame (404C) are installed on the sliding groove which, The device can move up and down along the slideway independently, the 1-blocking frame (404A) is connected with the first L-shaped pull rod (410), the 2-blocking frame (404B) is connected with the second L-shaped pull rod (411), and the 3-blocking frame (404C) is connected with the third L-shaped pull rod (412);
the first reversing type slide way component (407), the second reversing type slide way component (408) and the third reversing type slide way component (409) have the same structure and respectively comprise a horizontal slide way and a vertical slide way which are connected end to end, the horizontal slide way and the vertical slide way are connected in an L shape, slide blocks are respectively arranged in the horizontal slide way and the vertical slide way, a second cylindrical long rod (413) is hinged on the two slide blocks to connect the two slide blocks, so that the two slide blocks are linked, a first spring (313) is arranged in the vertical slide way of the second reversing type slide way component (408), the first spring (313) generates continuous acting force to avoid the condition that a gear generates tooth skipping or tooth clamping during gear shifting, the slide block in the vertical slide way of the third reversing type slide way component (409) is connected with a 3-stop frame (404C) through a third L-shaped pull rod (412), and a square pull rod (414) which is vertically arranged is welded at the lower end of a middle movable, a square pull rod (414) is connected with a first spring (313) in a vertical slideway of a second reversing type slideway component (408), a slide block in a horizontal slideway of the second reversing type slideway component (408) is connected with a slide block in a horizontal slideway of a first reversing type slideway component (407) through a long pull rod (415), the slide block in the vertical slideway of the first reversing type slideway component (407) is connected with one end of a first L-shaped pull rod (410), the other end of the first L-shaped pull rod (410) is connected to a 1-block frame (404A) in a welding mode, when the control baffle rod (401) is shifted to 1-block, the generated acting force is transmitted to the first L-shaped pull rod (410) through the 1-block frame (404A), the first L-shaped pull rod (410) sequentially transmits the acting force to the first reversing type slideway component (407), the long pull rod (415), the second reversing type slideway component (408) and the square pull rod (414), the square pull rod (414) drives the middle movable long plate (405) to move up and down under the constraint of the rectangular sliding groove (405A);
the opening-adjustable double-rod assembly (406) comprises a shaft combination rotating mechanism (406A) and first cylindrical long rods (406B), wherein the shaft combination rotating mechanism (406A) comprises a shaft in the middle, two rotating rings sleeved on the shaft and a positioning sleeve fixedly connected on the shaft and limiting the two rotating rings axially, one ends of the two first cylindrical long rods (406B) are welded on the rotating rings, the other ends of the two first cylindrical long rods (406B) are welded with a connecting ring (416), the two first cylindrical long rods (406B) are respectively connected with second springs (314) through the connecting ring (416), the two second springs (314) are respectively sleeved on a left-end sliding bearing (315) and a right-end sliding bearing (316), the left-end sliding bearing (315) and the right-end sliding bearing (316) are respectively sleeved at two ends of a front-end cylindrical rod (309) and are in sliding connection with the front-end cylindrical rod (309), and the elasticity of the second springs (314) generates continuous acting force, the condition that gear jumping or tooth clamping occurs to a gear is avoided during gear shifting, a first bevel gear (317) and a second bevel gear (318) are respectively installed at two ends of a left-end sliding bearing (315), tooth surfaces of the first bevel gear (317) and the second bevel gear (318) are oppositely arranged, a third bevel gear (319) and a fourth bevel gear (320) are respectively installed at two ends of a right-end sliding bearing (316), tooth surfaces of the third bevel gear (319) and the fourth bevel gear (320) are oppositely arranged, a shaft of a shaft combination rotating mechanism (406A) is welded with one end of a second L-shaped pull rod (411) which is vertically arranged, the other end of the second L-shaped pull rod (411) is welded on a 2 baffle frame (404B), when the baffle rod (401) drives the 2 baffle frame (404B) to move up and down, an opening angle between two first cylindrical long rods (406B) is increased or decreased, so that the left-end sliding bearing (315) and the right-end sliding bearing (316) slide left and right on a front-end cylindrical, thereby switching the engaged bevel gears;
the rocker (301) is horizontally arranged on the shell (202) through a shaft sleeve, one end of the rocker (301) is connected with a rocker handle (321), the other end of the rocker (301) is provided with a first straight gear (322), a third spring (323) is sleeved on the rocker (301), the third spring (323) is axially positioned on the rocker (301) through a shaft shoulder (301A) on the rocker (301), the elasticity of the third spring (323) generates continuous acting force to avoid the situation that the gear jumps or latches during gear shifting, one end of a fourth L-shaped pull rod (417) is connected with the third spring (323) in a welding mode, the other end of the fourth L-shaped pull rod is connected with a sliding block in a horizontal slide way of a third reversing slide way component (409), a second straight gear (324) is arranged on a left front transmission shaft (303), a third straight gear (325) is arranged on a first transmission shaft (302), and the other end of the first transmission shaft (302) is provided with a fifth bevel gear (326), the fifth bevel gear (326) is meshed with a sixth bevel gear (328) on a third transmission shaft (327), a seventh bevel gear (329) is installed at the other end of the third transmission shaft (327), and the seventh bevel gear (329) is meshed with an eighth bevel gear (331) on a fourth transmission shaft (330);
the second straight gear (324) and the third straight gear (325) are respectively arranged at two sides of the first straight gear (322), the second straight gear (324) and the third straight gear (325) are axially staggered by a certain distance, the 3-baffle frame (404C) moves up and down, the fourth L-shaped pull rod (417) drives the rocker (301) to move back and forth, and therefore the first straight gear (322) is controlled to be meshed with the second straight gear (324) or the third straight gear (325);
in an initial state, the first straight gear (322) is meshed with the second straight gear (324), the first bevel gear (317) and the third bevel gear (319) at two ends of the front-end cylindrical rod (309) are respectively meshed with the ninth bevel gear (332) of the left front transmission shaft (303) and the tenth bevel gear (333) on the right front transmission shaft (304), the eleventh bevel gear (334) on the middle lower transmission shaft (308) is respectively meshed with the thirteenth bevel gear (336) on the left front transmission shaft (303) and the fourteenth bevel gear (337) on the left rear transmission shaft (305), and the twelfth bevel gear (335) on the middle lower transmission shaft (308) is respectively meshed with the fifteenth bevel gear (338) on the right front transmission shaft (304) and the sixteenth bevel gear (339) on the right rear transmission shaft (306).
2. The operation platform device capable of realizing multiple posture adjustment according to claim 1, wherein: the inner side face of the shell (202) is connected with the outer side face of the square supporting leg (201), threaded holes are formed in the contact area of the shell (202) and the square supporting leg (201), and the square supporting leg (201) and the shell (202) are fixed in a screw connection mode.
3. The operation platform device capable of realizing multiple posture adjustment according to claim 1, wherein: an upper positioning long plate (206) and a lower positioning long plate (207) are arranged in the shell (202), the upper positioning long plate (206) and the lower positioning long plate (207) are connected with the shell (202), a component for fixing the transmission mechanism (30) arranged in the shell (202), the upper positioning long plate (206) is a rectangular plate, the front end of the upper positioning long plate (206) is fixed with a front end cylindrical rod supporting seat (208), the rear end is fixed with a rear end cylindrical rod supporting seat (209), a front end cylindrical rod (309) which is vertically arranged with the upper positioning long plate (206) is arranged in the front end cylindrical rod supporting seat (208), a rear-end cylindrical rod (310) which is vertically arranged with the upper positioning long plate (206) is arranged in the rear-end cylindrical rod supporting seat (209), and the front-end cylindrical rod (309) and the rear-end cylindrical rod (310) are fixedly connected with the front-end cylindrical rod supporting seat (208) and the rear-end cylindrical rod supporting seat (209);
the long board (207) of lower location is the rectangular plate, and long board (207) of lower location sets up in the below of last location long board (206) and with last location long board (206) parallel arrangement, and long board (207) of lower location is fixed on casing (202), is fixed with first switching-over formula slide subassembly (407) and second switching-over formula slide subassembly (408) on long board (207) of lower location, is fixed with third switching-over formula slide subassembly (409) on last location long board (206).
4. The operation platform device capable of realizing multiple posture adjustment according to claim 1, wherein: rectangular channel (201E) are opened to the interior pore wall face both sides of square supporting leg (201), and the welding of the lower extreme both sides of levogyration lead screw (311A) and dextrorotation lead screw (311C) has rectangle locating piece (311E) with rectangular channel (201E) complex, and levogyration lead screw (311A) and dextrorotation lead screw (311C) pass through bottom rectangle locating piece (311E) and square supporting leg (201) interior pore wall face rectangular channel (201E) complex mode sliding connection on square supporting leg (201).
5. The operation platform device capable of realizing multiple posture adjustment according to claim 1, wherein: the device comprises an indicating mechanism (50) for measuring the rotating angle, the deflection angle and the lifting height of a working table top (340), wherein the indicating mechanism (50) comprises a displacement adjusting graduated scale (51), an angle adjusting indicator (52) and a rotating graduated scale (53).
6. The operation platform device capable of realizing multiple posture adjustment according to claim 5, wherein: the displacement adjustment scale (51) comprises a pointer (51A) and a scale (51B), the pointer (51A) is fixedly connected with the upper left side of a shell (202) close to a left front square supporting leg (201A) through a screw, the scale (51B) is fixedly welded on a left rotary screw rod (311A) of the left front square supporting leg (201A) corresponding to the pointer (51A), and the pointer (51A) points to the scale (51B).
7. The operation platform device capable of realizing multiple posture adjustment according to claim 5, wherein: the angle adjustment indicator (52) comprises two mutually orthogonal semicircular dials (52A), the semicircular dials (52A) are welded on a plate (52C), the plate (52C) is fixed on the lower side of a worktable surface (340) through bolt connection, a third spherical hinge (52D) is installed below the plate (52C) at the circle centers of the two mutually orthogonal semicircular dials (52A), and a conical pointer (52B) is welded on the spherical surface of the third spherical hinge (52D).
8. The operation platform device capable of realizing multiple posture adjustment according to claim 5, wherein: the rotary dial (53) is composed of a scale bar (53A) engraved on the cylindrical lower chassis (11) and an indication line (53B) engraved on the cylindrical upper chassis (12).
CN201911417136.1A 2019-12-31 2019-12-31 Operation platform device for realizing multiple posture adjustment Active CN111037335B (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111442864A (en) * 2020-05-08 2020-07-24 佛山市顺德区信兆朗五金电子有限公司 Automatic accurate type spring dynamometer
CN111571087A (en) * 2020-05-07 2020-08-25 安徽绪稻康建筑工程咨询有限公司 Automatic change multi-functional welded platform
CN111917340A (en) * 2020-08-06 2020-11-10 张宇洋 Non-transmission type automatic reversing structure based on machinery
CN113087376A (en) * 2021-03-31 2021-07-09 深圳市鸿昇自动化设备有限公司 Clamping equipment for cutting mobile phone screen
CN113211393A (en) * 2021-02-23 2021-08-06 付欢欢 Auxiliary device for automobile part production and using method thereof
CN113510509A (en) * 2021-08-27 2021-10-19 安庆振宜机动车零部件再制造有限公司 Adjusting device for automobile part machining center
CN113857843A (en) * 2021-09-24 2021-12-31 江苏神力医用制品有限公司 Ring syringe is with assembly welding production line
CN114905471A (en) * 2022-06-28 2022-08-16 珠海格力智能装备有限公司 Floatable action platform
CN117269942A (en) * 2023-11-22 2023-12-22 成都量芯集成科技有限公司 Distance calibration device and method for laser range finder

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111571087A (en) * 2020-05-07 2020-08-25 安徽绪稻康建筑工程咨询有限公司 Automatic change multi-functional welded platform
CN111442864A (en) * 2020-05-08 2020-07-24 佛山市顺德区信兆朗五金电子有限公司 Automatic accurate type spring dynamometer
CN111917340A (en) * 2020-08-06 2020-11-10 张宇洋 Non-transmission type automatic reversing structure based on machinery
CN111917340B (en) * 2020-08-06 2021-08-10 浙江昂科工程技术有限公司 Non-transmission type automatic reversing structure based on machinery
CN113211393B (en) * 2021-02-23 2022-08-30 临朐弘泰汽车配件有限公司 Auxiliary device for automobile part production and using method thereof
CN113211393A (en) * 2021-02-23 2021-08-06 付欢欢 Auxiliary device for automobile part production and using method thereof
CN113087376A (en) * 2021-03-31 2021-07-09 深圳市鸿昇自动化设备有限公司 Clamping equipment for cutting mobile phone screen
CN113510509A (en) * 2021-08-27 2021-10-19 安庆振宜机动车零部件再制造有限公司 Adjusting device for automobile part machining center
CN113510509B (en) * 2021-08-27 2022-09-06 安庆振宜机动车零部件再制造有限公司 Adjusting device for automobile part machining center
CN113857843A (en) * 2021-09-24 2021-12-31 江苏神力医用制品有限公司 Ring syringe is with assembly welding production line
CN113857843B (en) * 2021-09-24 2023-10-20 江苏神力医用制品有限公司 Assembly welding production line for ring injector
CN114905471A (en) * 2022-06-28 2022-08-16 珠海格力智能装备有限公司 Floatable action platform
CN114905471B (en) * 2022-06-28 2023-12-05 珠海格力智能装备有限公司 Floatable operation platform
CN117269942A (en) * 2023-11-22 2023-12-22 成都量芯集成科技有限公司 Distance calibration device and method for laser range finder
CN117269942B (en) * 2023-11-22 2024-02-02 成都量芯集成科技有限公司 Distance calibration device and method for laser range finder

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