CN113307174A - Lifting equipment of push rod structure - Google Patents
Lifting equipment of push rod structure Download PDFInfo
- Publication number
- CN113307174A CN113307174A CN202010122861.2A CN202010122861A CN113307174A CN 113307174 A CN113307174 A CN 113307174A CN 202010122861 A CN202010122861 A CN 202010122861A CN 113307174 A CN113307174 A CN 113307174A
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- axis
- lifting
- supporting plate
- fork
- hinged
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
- B66F7/0666—Multiple scissor linkages vertically arranged
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F2700/00—Lifting apparatus
- B66F2700/12—Lifting platforms for vehicles or motorcycles or similar lifting apparatus
Abstract
The invention belongs to the technical field of automobile production, and particularly relates to lifting equipment with a push rod structure. The upper bedplate is arranged above the base and is connected with the base through the shear difference component; the lifting mechanism is arranged on the base, the output end of the lifting mechanism is connected with the scissors difference assembly, and the lifting mechanism is used for driving the scissors difference assembly to stretch along the Z-axis direction; the sliding table assembly is arranged above the upper bedplate and has freedom degrees of movement in the X-axis direction and the Y-axis direction. The invention has no clamping stagnation condition in the required lifting stroke range, the lifting operation is stable, and the stability, the bearing capacity, the impact resistance and the eccentric load capacity of the lifting mechanism are enhanced.
Description
Technical Field
The invention belongs to the technical field of automobile production, and particularly relates to lifting equipment with a push rod structure.
Background
At present, the new energy automobile has a wide market prospect, and research, development and production of various automobile manufacturers in the field are vigorously carried out. The assembly of the battery pack is taken as a key process in the production of the new energy automobile, and the AGV is taken as main auxiliary assembly equipment for the new energy automobile all the time, which means that the demand of each new energy automobile factory for assembling the AGV is very large. In the traditional automobile chassis assembly production process, AGV equipment is generally provided with a lifting device in a spiral lifting machine form, and due to the fact that the purchase cost and the processing cost of purchased parts of the lifting device in the spiral lifting machine form are high; in addition, the bearing capacity of the spiral elevator for lifting is generally about 1500KG, and the weight of the battery of the new energy vehicle is about 500KG, so that compared with the prior lifting structure, the safety margin is larger. And because of the characteristics of large volume, low height and the like of the battery pack in the field of new energy vehicles, the spiral elevator is not suitable for lifting equipment for assembling batteries.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a lifting device with a push rod structure, which can meet the process requirements and simultaneously meet the optimal efficiency matching, and solve the problems of the existing spiral elevator, such as high production cost, large safety margin, and unsuitability for lifting of the combined battery pack.
In order to achieve the purpose, the invention adopts the following technical scheme:
a lifting device with a push rod structure comprises an upper bedplate, a scissors difference assembly, a base, a lifting mechanism and a sliding table assembly, wherein the upper bedplate is arranged above the base and is connected with the base through the scissors difference assembly; the lifting mechanism is arranged on the base, the output end of the lifting mechanism is connected with the scissor difference assembly, and the lifting mechanism is used for driving the scissor difference assembly to stretch along the Z-axis direction; the sliding table assembly is arranged above the upper bedplate and has freedom degrees of movement in the X-axis direction and the Y-axis direction.
The sliding table assembly comprises an upper supporting plate, an anti-falling device, a middle supporting plate and an X-axis guide rail, wherein the X-axis guide rail is arranged on the upper platen, and the middle supporting plate is in sliding fit with the X-axis guide rail; the upper supporting plate is arranged above the middle supporting plate, two anti-falling devices are respectively arranged at two ends in the X-axis direction, the anti-falling devices are contained in grooves formed in the end portion of the middle supporting plate in the Y-axis direction, and the upper supporting plate can move in the Y-axis direction relative to the middle supporting plate.
A plurality of universal balls are arranged between the upper supporting plate and the middle supporting plate, and the universal balls are embedded on the upper surface of the middle supporting plate.
The sliding table assembly further comprises an X-axis locking mechanism and two Y-axis locking plates;
the X-axis locking mechanism is arranged between the upper bedplate and the middle supporting plate; when the sliding table assembly is at the lowest position, the X-axis locking mechanism limits the X-axis freedom degree of the intermediate supporting plate;
the two Y-axis locking plates are arranged at two ends of the base; when the sliding table assembly is located at the lowest position, the Y-axis locking plate is matched with the anti-falling device to limit the Y-axis freedom degree of the upper supporting plate.
The X-axis locking mechanism comprises an X-axis locking piece and a sliding table locking support, wherein the X-axis locking piece is arranged on the middle supporting plate; the sliding table locking support is of an elastic telescopic structure; when the sliding table assembly is located at the lowest position, the sliding table locking support is abutted to the supporting rod arranged on the base, so that the sliding table locking support is compressed to stretch out and is connected with the X-axis locking piece in an inserting mode.
The anti-falling device comprises limiting bolts, limiting plates and rollers, wherein the limiting plates are connected with the middle supporting plate, two limiting bolts are arranged on the limiting plates along the Y-axis direction, and the rollers are arranged at the end parts of the limiting bolts; when the sliding table assembly is at the lowest position, the Y-axis locking plate is inserted between the two rollers, so that the Y-axis freedom degree of the upper supporting plate is limited.
Two ends of the groove at the end part of the middle supporting plate are provided with Y-axis stop blocks, and buffers are arranged on the Y-axis stop blocks; and two X-axis stop blocks are arranged at the bottom of the middle supporting plate along the X-axis direction.
The scissors difference assembly comprises two groups of scissors difference mechanisms which are connected through a connecting rod, the two groups of scissors difference mechanisms have the same structure and respectively comprise an upper layer of scissors fork and a lower layer of scissors fork which are hinged with each other, wherein the lower layer of scissors fork is connected with the base, and the upper layer of scissors fork is connected with the upper bedplate; the output end of the lifting mechanism is hinged with the upper layer scissor fork.
The lower scissors fork comprises a lower movable fork and a lower fixed fork, the middle positions of the lower movable fork and the lower fixed fork are mutually hinged, the lower end of the lower fixed fork is hinged with the base, and the lower end of the lower movable fork is connected with the base in a sliding manner;
the upper layer scissor fork comprises an upper fixed fork and an upper moving fork, wherein the middle positions of the upper fixed fork and the upper moving fork are hinged with each other, the lower end of the upper fixed fork is hinged with the upper end of the lower fixed fork, and the upper end of the upper fixed fork is hinged with the upper bedplate; the lower end of the upper moving fork is hinged with the upper end of the lower moving fork, and the upper end of the upper moving fork is connected with the upper bedplate in a sliding manner; the output end of the lifting mechanism is hinged with the lower end of the upper fixing fork.
The lifting mechanism is arranged on a lifting machine support, and the lifting machine support is hinged with the base; the lifting mechanism comprises a screw rod lifter, a motor and a belt transmission mechanism, wherein the screw rod lifter and the motor are arranged on the lifting machine support, an output shaft of the motor is connected with an input shaft of the screw rod lifter through the belt transmission mechanism, and an output shaft of the screw rod lifter is hinged with the shear difference assembly.
The invention has the advantages and beneficial effects that:
1. the scissor difference assembly has no clamping stagnation condition in the required lifting stroke range, the lifting stably runs in the ranges of the bearing capacity and the lifting speed required by the process, the stability, the bearing capacity, the impact resistance and the eccentric load capacity of the lifting mechanism are enhanced, and the production requirement of products is met.
2. The lifting mechanism adopts a ball screw elevator, and a motor, a synchronous belt, a band-type brake and a part of detection devices are integrated on the ball screw elevator, so that the lifting mechanism is compact in structure, small in space occupation amount and high in integration level.
3. The sliding table assembly, the detection device and the accessory device are reasonable in installation position layout and convenient to install, maintain, replace, detect and debug. The lower limit detection and the upper limit detection ensure the safety of electrical limit during the lifting process; the real-time height detection is convenient for controlling the lifting height and speed of the lifting mechanism.
Drawings
FIG. 1 is a front view of a lifting apparatus of the putter structure of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 1;
FIG. 4 is a left side view of FIG. 1;
FIG. 5 is a schematic structural view of a scissor assembly according to the present invention;
FIG. 6 is a left side view of FIG. 5;
FIG. 7 is a schematic view of the lifting mechanism of the present invention;
FIG. 8 is a left side view of FIG. 7;
FIG. 9 is a top view of FIG. 7;
FIG. 10 is a schematic structural view of a slide table assembly according to the present invention;
FIG. 11 is a left side view of FIG. 10;
FIG. 12 is a bottom view of FIG. 10;
FIG. 13 is a schematic view of the anti-separation mechanism of the present invention;
FIG. 14 is a view showing a state where the lifting apparatus of the putter structure of the present invention is at the lowermost position;
fig. 15 is a left side view of fig. 14.
In the figure: 1 is an upper bedplate, 2 is a scissor difference assembly, 201 is an upper fixed fork, 202 is an upper moving fork, 203 is a lower moving fork, 204 is a lower fixed fork, 205 is a connecting rod, 3 is a base, 4 is a lifting mechanism, 401 is a lead screw elevator, 402 is a motor, 403 is a driving pulley, 404 is a synchronous belt, 405 is a driven pulley, 5 is a hoisting machine bracket, 6 is a pull box mounting pad, 7 is a stop block, 8 is a Y-axis locking plate I, 9 is a pasting plate, 10 is a sensor bracket, 11 is a nut seat, 12 is a pull box bracket, 13 is a telescopic shield, 14 is a sliding table assembly, 141 is an upper supporting plate, 142 is an anti-falling device, 1421 is a limit bolt, 1422 is a limit plate, 1423 is a roller, 143 is a universal ball, 144 is an intermediate supporting plate, 145 is an X-axis locking plate, 146 is an X-axis guide rail, 147 is a Y-axis stop block, 148 is a buffer, 149 is an X-axis stop block, 15 is a backing plate, 16 is a sliding table locking bracket, 17 is Y-axis locking plate II, 18 is backing plate II, 19 is the bracing piece, 20 is the cushion, 21 is the dog, 22 is articulated piece.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-4, the lifting apparatus of a push rod structure provided by the present invention comprises an upper platen 1, a scissor difference assembly 2, a base 3, a lifting mechanism 4 and a sliding table assembly 14, wherein the upper platen 1 is disposed above the base 3 and is connected to the base 3 through the scissor difference assembly 2; the lifting mechanism 4 is arranged on the base 3, the output end of the lifting mechanism is connected with the scissors difference assembly 2, and the lifting mechanism 4 is used for driving the scissors difference assembly 2 to stretch along the Z-axis direction; the slide table assembly 14 is provided above the upper platen 1, and has freedom of movement in the X-axis and Y-axis directions.
As shown in fig. 5-6, the scissor difference assembly 2 includes two sets of scissor difference mechanisms connected by a connecting rod 205, and the two sets of scissor difference mechanisms have the same structure and both include an upper layer of scissor forks and a lower layer of scissor forks which are hinged to each other, wherein the lower layer of scissor forks is connected to the base 3, and the upper layer of scissor forks is connected to the upper bedplate 1; the output end of the lifting mechanism 4 is hinged with the scissors fork at the upper layer.
As shown in fig. 5, the lower scissors fork comprises a lower movable fork 203 and a lower fixed fork 204, the middle positions of which are hinged with each other, the lower end of the lower fixed fork 204 is hinged with the base 3, and the lower end of the lower movable fork 203 is connected with the base 3 in a sliding manner; the upper layer scissor fork comprises an upper fixed fork 201 and an upper moving fork 202, wherein the middle positions of the upper fixed fork 201 and the upper moving fork 202 are mutually hinged, the lower end of the upper fixed fork 201 is hinged with the upper end of a lower fixed fork 204, and the upper end of the upper fixed fork 201 is hinged with the upper bedplate 1; the lower end of the upper moving fork 202 is hinged with the upper end of the lower moving fork 203, and the upper end of the upper moving fork 202 is connected with the upper bedplate 1 in a sliding way; the output end of the lifting mechanism 4 is hinged with the lower end of the upper fixed fork 201.
As shown in fig. 6, the lifting mechanism 4 is disposed on the lifter bracket 5, and the lifter bracket 5 is hinged to the base 3. As shown in fig. 7-9, the lifting mechanism 4 includes a lead screw elevator 401, a motor 402 and a belt transmission mechanism, wherein the lead screw elevator 401 and the motor 402 are disposed on the lifting machine support 5, an output shaft of the motor 402 is connected to an input shaft of the lead screw elevator 401 through the belt transmission mechanism, and an output shaft of the lead screw elevator 401 is hinged to the scissor differential assembly 2.
In the embodiment of the present invention, the belt transmission mechanism includes a driving pulley 403, a timing belt 404, and a driven pulley 405, wherein the driving pulley 403 is disposed on an output shaft of the motor 402, and the driven pulley 405 is disposed on an input shaft of the screw elevator 401 and connected to the driving pulley 403 through the timing belt 404.
In the embodiment of the invention, the motor is a domestic alternating current permanent magnet synchronous motor, the manufacturer is Shanghai Walker Automation GmbH, the model of the motor is SMC130D-0200-20AAK-4DKH, the rated rotating speed is 2000RPMEND, the rated torque is 10N.M, and the motor has instantaneous triple overload capacity. The input voltage is direct current 48V, and the AGV battery can directly take electricity; the screw rod lifter 401 adopts a standardized product of the Lemmitach transmission equipment Limited company, the model is SJB50-S-V1-280-TS-P2-RH-STR-FCP, the rated load is 4600KG, the stroke is 280mm, the reduction ratio of a turbine worm is 1:7, the diameter of a screw rod is 40mm, and the lead is 10 mm; one end of the screw rod lifter 401 is connected with a motor through a synchronous belt mechanism, the other end of the screw rod lifter is provided with an electromagnetic brake, the electromagnetic brake is SAB-6-48V-25-7, rated torque is 60N.M, and rated voltage is DC48V, and the electromagnetic brake is used as a lifting safety device to ensure that the lifting mechanism cannot suddenly descend in a power-off state.
The screw rod of the screw rod lifter 401 is driven to extend and retract through forward transmission and reverse rotation of the motor 402; the lifting mechanism is arranged between the two groups of scissors difference components, the telescopic change of the lifting mechanism is changed into the lifting motion of the lifting equipment, and the whole double-layer scissors difference mechanism stably and smoothly moves without jamming and abnormal sound.
As shown in fig. 10 to 12, the sliding table assembly 14 includes an upper supporting plate 141, an anti-slip device 142, a middle supporting plate 144 and an X-axis guide rail 146, wherein the X-axis guide rail 146 is disposed on the upper platen 1, and the middle supporting plate 144 is in sliding fit with the X-axis guide rail 146; the upper supporting plate 141 is disposed above the middle supporting plate 144, and two ends of the upper supporting plate 141 along the X-axis direction are respectively provided with a retaining device 142, the retaining device 142 is accommodated in a groove disposed at an end of the middle supporting plate 144 along the Y-axis direction, and the upper supporting plate 141 can move along the Y-axis direction relative to the middle supporting plate 144.
Further, a plurality of ball transfer units 143 are disposed between the upper plate 141 and the middle plate 144, and the ball transfer units 143 are embedded on the upper surface of the middle plate 144.
In the embodiment of the present invention, the sliding table assembly 14 further includes an X-axis locking mechanism and two Y-axis locking plates; the X-axis locking mechanism is arranged between the upper bedplate 1 and the middle supporting plate 144; the X-axis locking mechanism limits the X-axis degree of freedom of the intermediate pallet 144 when the ramp assembly 14 is in the lowest position; the two Y-axis locking plates are respectively a Y-axis locking plate I8 and a Y-axis locking plate II 17, and the Y-axis locking plate I8 and the Y-axis locking plate II 17 are respectively arranged at two ends of the base 3; when the slide table assembly 14 is at the lowest position, the Y-axis locking plate i 8 and the Y-axis locking plate ii 17 are respectively engaged with the corresponding anti-slip devices 142, thereby restricting the Y-axis freedom of the upper tray 141.
As shown in fig. 12, two ends of the groove at the end of the middle supporting plate 144 are provided with Y-axis stoppers 147, and the Y-axis stoppers 147 are provided with buffers 148; the bottom of the intermediate pallet 144 is provided with two X-axis stops 149 along the X-axis direction.
The X-axis locking mechanism comprises an X-axis locking piece 145 and a sliding table locking support 16, wherein the X-axis locking piece 145 is arranged on the middle supporting plate 144; the slipway locking bracket 16 is an elastically extensible structure; as shown in fig. 14, when the slide table assembly 14 is at the lowermost position, the lower end of the slide table locking bracket 16 abuts against the support rod 19 provided on the base 3, and is thereby compressed to extend and inserted into the X-axis locking piece 145, limiting the X-axis degree of freedom of the slide table assembly 14.
In the embodiment of the present invention, the sliding table locking bracket 16 includes a locking sleeve, a locking rod and a spring, wherein the locking sleeve is fixed on the upper platen 1, the locking rod is matched with the locking sleeve, the spring is sleeved on the locking rod, and two ends of the spring are respectively abutted against a shaft shoulder at the end of the locking rod and the end of the locking sleeve for resetting the locking rod.
As shown in fig. 13, the anti-falling device 142 includes a limit bolt 1421, a limit plate 1422 and a roller 1423, wherein the limit plate 1422 is connected to the middle supporting plate 144, two limit bolts 1421 are disposed on the limit plate 1422 along the Y-axis direction, and the roller 1423 is disposed at the end of each limit bolt 1421; as shown in fig. 15, when the slide table assembly 14 is at the lowermost position, the Y-axis locking plates i 8 and ii 17 are inserted between the corresponding two rollers 1423, respectively, thereby limiting the Y-axis degree of freedom of the upper blade 141.
The sliding table assembly 14 of the invention realizes the movement of +/-125 mm in the X-axis (length) direction, and the universal ball and the upper platen are arranged on the middle supporting plate 144, so that the movement of +/-50 mm in the Y-axis (width) direction and the swinging amount of +/-2 degrees are realized. When the AGV lifts at a low position, the sliding table assembly 14 is locked by limiting, so that the safety of the AGV in running at a high speed is ensured, and the impact and the inertia are reduced. After the lifting and lifting, the locking mechanism of the sliding table is gradually opened so as to compensate the accumulated error of the equipment butt joint and facilitate the assembly of the battery pack by an operator.
The invention also comprises a detection device, namely zero detection, lower limit detection, upper limit detection and real-time height detection. Wherein lower spacing detection and upper limit detection are integrated on the push rod lifting machine, and are realized by detecting the telescopic change of the push rod.
The invention is also provided with an accessory device, such as a nylon telescopic shield, which prevents foreign matters from entering the lifting mechanism; the switch detection bracket, the pull line box bracket and the like are used for installing a detection switch and finely adjusting the height of the lifting mechanism; the lifting point and the base of the lifting device are integrated together, so that the lifting device is convenient to integrally lift.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, extension, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.
Claims (10)
1. The lifting equipment with the push rod structure is characterized by comprising an upper bedplate (1), a shear difference assembly (2), a base (3), a lifting mechanism (4) and a sliding table assembly (14), wherein the upper bedplate (1) is arranged above the base (3) and is connected with the base (3) through the shear difference assembly (2); the lifting mechanism (4) is arranged on the base (3), the output end of the lifting mechanism is connected with the scissor difference assembly (2), and the lifting mechanism (4) is used for driving the scissor difference assembly (2) to stretch along the Z-axis direction; the sliding table assembly (14) is arranged above the upper bedplate (1) and has the freedom degree of movement in the X-axis direction and the Y-axis direction.
2. The lifting device of the push rod structure according to claim 1, wherein the sliding table assembly (14) comprises an upper supporting plate (141), a retaining device (142), an intermediate supporting plate (144) and an X-axis guide rail (146), wherein the X-axis guide rail (146) is arranged on the upper bedplate (1), and the intermediate supporting plate (144) is in sliding fit with the X-axis guide rail (146); the upper supporting plate (141) is arranged above the middle supporting plate (144), two ends of the upper supporting plate (141) along the X-axis direction are respectively provided with an anti-falling device (142), the anti-falling devices (142) are contained in grooves formed in the end part of the middle supporting plate (144) along the Y-axis direction, and the upper supporting plate (141) can move along the Y-axis direction relative to the middle supporting plate (144).
3. The lifting apparatus of a putter structure according to claim 2, wherein a plurality of ball transfer units (143) are provided between the upper plate (141) and the middle plate (144), and the ball transfer units (143) are embedded on the upper surface of the middle plate (144).
4. The apparatus for lifting a putter structure according to claim 2, wherein said slip table assembly (14) further comprises an X-axis locking mechanism and two Y-axis locking plates;
the X-axis locking mechanism is arranged between the upper bedplate (1) and the middle supporting plate (144); when the sliding table assembly (14) is at the lowest position, the X-axis locking mechanism limits the X-axis freedom degree of the intermediate supporting plate (144);
the two Y-axis locking plates are arranged at two ends of the base (3); when the sliding table assembly (14) is at the lowest position, the Y-axis locking plate is matched with the anti-falling device (142) to limit the Y-axis freedom degree of the upper supporting plate (141).
5. The lifting apparatus of a putter structure according to claim 4, characterized in that the X-axis locking mechanism comprises an X-axis locking piece (145) and a skid locking bracket (16), wherein the X-axis locking piece (145) is arranged on the intermediate pallet (144); the sliding table locking support (16) is of an elastic telescopic structure; when the sliding table assembly (14) is at the lowest position, the sliding table locking support (16) is abutted against a support rod (19) arranged on the base (3) so as to be compressed and extended out and is inserted into the X-axis locking piece (145).
6. The lifting equipment of the push rod structure as claimed in claim 4, wherein the anti-dropping device (142) comprises a limit bolt (1421), a limit plate (1422) and a roller (1423), wherein the limit plate (1422) is connected with the middle supporting plate (144), two limit bolts (1421) are arranged on the limit plate (1422) along the Y-axis direction, and the roller (1423) is arranged at the end of each limit bolt (1421); when the sliding table assembly (14) is at the lowest position, the Y-axis locking plate is inserted between the two rollers (1423), so that the Y-axis freedom degree of the upper supporting plate (141) is limited.
7. The apparatus for lifting a putter structure according to claim 2 wherein a Y-axis stopper (147) is provided at both ends of the end recess of said intermediate support plate (144), and a buffer (148) is provided on said Y-axis stopper (147); two X-axis stop blocks (149) are arranged at the bottom of the middle supporting plate (144) along the X-axis direction.
8. The apparatus for lifting a putter structure according to claim 1, wherein the scissor differential assembly (2) comprises two sets of scissor differential mechanisms connected by a connecting rod (205), the two sets of scissor differential mechanisms being identical in structure and each comprising an upper layer of scissor forks and a lower layer of scissor forks hinged to each other, wherein the lower layer of scissor forks is connected to the base (3) and the upper layer of scissor forks is connected to the upper bedplate (1); the output end of the lifting mechanism (4) is hinged with the upper layer scissor fork.
9. The pusher-structured lifting apparatus according to claim 8, wherein the lower scissors fork comprises a lower moving fork (203) and a lower fixed fork (204) hinged to each other at intermediate positions, the lower end of the lower fixed fork (204) is hinged to the base (3), and the lower end of the lower moving fork (203) is slidably connected to the base (3);
the upper layer scissor fork comprises an upper fixed fork (201) and an upper moving fork (202), wherein the middle positions of the upper fixed fork and the upper moving fork are hinged with each other, the lower end of the upper fixed fork (201) is hinged with the upper end of the lower fixed fork (204), and the upper end of the upper fixed fork (201) is hinged with the upper bedplate (1); the lower end of the upper moving fork (202) is hinged with the upper end of the lower moving fork (203), and the upper end of the upper moving fork (202) is connected with the upper bedplate (1) in a sliding manner; the output end of the lifting mechanism (4) is hinged with the lower end of the upper fixed fork (201).
10. Lifting equipment of a putter structure according to claim 1, characterised in that the lifting mechanism (4) is arranged on a hoist frame (5), which hoist frame (5) is hinged to the base (3); the lifting mechanism (4) comprises a lead screw lifter (401), a motor (402) and a belt transmission mechanism, wherein the lead screw lifter (401) and the motor (402) are arranged on the lifting machine support (5), an output shaft of the motor (402) is connected with an input shaft of the lead screw lifter (401) through the belt transmission mechanism, and an output shaft of the lead screw lifter (401) is hinged to the shear difference assembly (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010122861.2A CN113307174A (en) | 2020-02-27 | 2020-02-27 | Lifting equipment of push rod structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010122861.2A CN113307174A (en) | 2020-02-27 | 2020-02-27 | Lifting equipment of push rod structure |
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| Publication Number | Publication Date |
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| CN113307174A true CN113307174A (en) | 2021-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010122861.2A Withdrawn CN113307174A (en) | 2020-02-27 | 2020-02-27 | Lifting equipment of push rod structure |
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| CN (1) | CN113307174A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115259613A (en) * | 2022-07-28 | 2022-11-01 | 江苏康泰环保装备有限公司 | Radius-adjustable beating mechanism for belt type sludge concentration device |
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| CN109573884A (en) * | 2019-01-23 | 2019-04-05 | 常州轻工职业技术学院 | A kind of hoistable platform for dynamic battery changing |
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| US4771785A (en) * | 1986-07-25 | 1988-09-20 | Resonex, Inc. | Magnetic resonance imaging apparatus and three-axis patient positioning assembly for use therewith |
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| CN201777826U (en) * | 2010-09-10 | 2011-03-30 | 唐春梅 | Purely electric drive scissor elevator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115259613A (en) * | 2022-07-28 | 2022-11-01 | 江苏康泰环保装备有限公司 | Radius-adjustable beating mechanism for belt type sludge concentration device |
| CN115259613B (en) * | 2022-07-28 | 2023-12-26 | 江苏康泰环保装备有限公司 | Radius-adjustable beating mechanism for belt type sludge concentration device |
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