CN110885031B - Domestic hoisting apparatus - Google Patents
Domestic hoisting apparatus Download PDFInfo
- Publication number
- CN110885031B CN110885031B CN201911265859.4A CN201911265859A CN110885031B CN 110885031 B CN110885031 B CN 110885031B CN 201911265859 A CN201911265859 A CN 201911265859A CN 110885031 B CN110885031 B CN 110885031B
- Authority
- CN
- China
- Prior art keywords
- groove
- dragging
- rack
- face
- bevel gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
-
- 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
- B66F7/0625—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement with wheels for moving around the floor
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Transmission Devices (AREA)
Abstract
A household hoisting device comprises an unfolding device, a dragging device, a guiding device, a transmission device, a moving device, a conversion device and a power device, wherein the power device comprises a box body and a motor arranged on the right end face of the box body; this device is different from traditional hoisting apparatus, lies in that this device adopts for the motion mode that pulls, and for treating the work piece of jack-up and apply the pulling force, makes the work piece move to the eminence through the inclined plane, and this device not only can regard as hoisting tool also can use its transport article in the life, and this device adopts mechanical mode, and simple structure is reliable, and low cost easily maintains, and the structure is small and exquisite does not account for the space, is fit for individual life at home, uses in the transport occasion of express delivery website.
Description
Technical Field
The invention relates to the technical field of hoisting, in particular to a household hoisting device.
Background
Along with the development of national force, the living standard of people is gradually improved, the types, the quantity and the volume and the weight of various household appliances and living goods are also large, the weight quantity of express delivery is also much larger in the express delivery service industry, a certain part of goods cannot be carried by people without large-scale hoisting equipment in daily work, and the complexity and the high maintenance cost of large-scale equipment make the goods impossible to be applied to daily life.
Disclosure of Invention
Aiming at the technical defects, the invention provides a household hoisting device which can overcome the defects.
The invention relates to a household hoisting device, which comprises an unfolding device, a dragging device, a guiding device, a transmission device, a moving device, a converting device and a power device, wherein the unfolding device is arranged on the top of the lifting device; the power device comprises a box body and a motor arranged on the right end face of the box body, a power cavity is arranged in the box body, a first spline shaft which extends rightwards to the left end wall of the power cavity and is in running fit with the left end wall of the power cavity is arranged on the left end wall of the motor in a power fit mode, a first transmission groove and a second transmission groove with upward openings are formed in the bottom end wall of the power cavity, the first transmission groove is located on the left side of the second transmission groove, a first spline shaft sleeve and a second spline shaft sleeve are arranged on the first spline shaft in a sliding fit mode, the first spline shaft sleeve is located on the left side of the second spline shaft sleeve, the first spline shaft sleeve is located above the first transmission groove, the second spline shaft sleeve is located above the second transmission groove, a first bevel gear and a second bevel gear are fixedly arranged on the first spline shaft sleeve, and the first bevel gear is located on the left side, and a third bevel gear is fixedly arranged on the second spline shaft sleeve, a first shifting plate extending downwards is arranged on the first spline shaft sleeve in a rotating fit manner, the first shifting plate is positioned between the first bevel gear and the second bevel gear, a second shifting plate extending downwards is arranged on the second spline shaft sleeve in a rotating fit manner, and the second shifting plate is positioned on the right side of the third bevel gear. .
Preferably, the unfolding device comprises an action cavity arranged on the lower side of the power cavity, the top end surface of the action cavity is communicated with the bottom section of the first transmission groove, the first bevel gear and the second bevel gear extend into the action cavity through the first transmission groove, an unfolding shaft is arranged between the bottom end wall and the top end wall of the power cavity in a rotating fit manner and is positioned on the right side of the first transmission groove, a fourth bevel gear and a first gear are fixedly arranged on the unfolding shaft, the first gear is positioned on the lower side of the fourth bevel gear, a first rack groove and a second rack groove extending in the front-back direction are arranged on the bottom end wall of the power cavity, the first rack groove is positioned on the left side of the first gear, the second rack groove is positioned on the right side of the first gear, and a first rack extending backwards is arranged in a sliding fit manner in the first rack groove, the first rack is meshed with the first gear, a second rack extending forwards is arranged in the second rack groove, the second rack is meshed with the first gear, a first expansion plate extending leftwards is fixedly arranged on the end face of the rear side of the first rack, and a second expansion plate extending leftwards is fixedly arranged on the end face of the front side of the second rack.
Preferably, the transmission device includes a first dragging groove disposed on the bottom end wall of the motion cavity and extending in the front-rear direction, the first dragging groove penetrates through the front end wall and the rear end wall of the motion cavity, a first moving block and a second moving block are disposed in the first dragging groove in a front-rear sliding fit manner, the first moving block is located on the front side of the second moving block, a right end face of the first moving block is fixedly connected with a left end face of the second expansion plate, a right end face of the second moving block is fixedly connected with a left end face of the first expansion plate, a third spline shaft sleeve extending in the rear direction and penetrating through the second moving block is disposed between the first moving block and the second moving block, the third spline shaft sleeve is in a sliding fit with the second moving block, and a second spline shaft extending in the front direction and penetrating through the first moving block is disposed in the third spline shaft sleeve in a sliding fit manner, the second spline shaft is in running fit with the first moving block, a cylindrical gear is fixedly arranged on the third spline shaft sleeve and located between the first moving block and the second moving block, a first transmission shaft is arranged between the front side end wall and the rear side end wall of the first transmission groove in running fit, a fifth bevel gear and a second gear are fixedly arranged on the first transmission shaft and located on the rear side of the second gear, the fifth bevel gear is meshed with the first bevel gear, and the second gear is meshed with the cylindrical gear.
Preferably, the dragging device comprises a first dragging groove which is arranged on the end wall of the bottom of the first rack groove and is communicated with the outside in a downward extending manner, a first supporting plate which is arranged in the first dragging groove in a front-back sliding fit manner and extends backward is arranged, the top end surface of the first supporting plate is fixedly connected with the bottom end surface of the first rack, a second supporting plate which extends backward is fixedly arranged on the bottom end surface of the first supporting plate, a second dragging groove which extends in the left-right direction is arranged on the second supporting plate, the second dragging groove is arranged on the rear side of the box body, a third rack which extends leftward is arranged in the second dragging groove in a sliding fit manner, a third gear is fixedly arranged on the end surface of the rear side of the second spline shaft sleeve and is meshed with the third rack, and a third dragging groove is arranged between the end wall of the bottom of the second rack groove and the end surface of the bottom of the box body, the third dragging groove is provided with a third supporting plate in a sliding fit manner, the top end face of the third supporting plate is fixedly connected with the bottom end face of the second rack, a fourth supporting plate extending forwards is fixedly arranged on the bottom end face of the third supporting plate, a fourth dragging groove extending in the left-right direction is arranged on the top end face of the fourth supporting plate, a fourth rack is arranged in the fourth dragging groove in a sliding fit manner, a fourth gear is fixedly arranged on the front side end face of the second spline shaft and meshed with the fourth rack, a first dragging plate extending upwards is fixedly arranged on the left side end face of the third rack, a second dragging plate extending upwards is fixedly arranged on the left side end face of the fourth rack, a fifth dragging groove is arranged on the front side end face of the first dragging plate, a sixth dragging groove is arranged on the rear side end face of the second dragging plate, and a dragging shaft sleeve extending forwards is arranged in the fifth dragging groove in a sliding fit manner, the dragging shaft sleeve is internally provided with a dragging shaft which extends forwards in a sliding fit mode, the dragging shaft is in sliding fit with the sixth dragging groove, and the dragging shaft sleeve and the dragging shaft can slide up and down between the fifth dragging groove and the sixth dragging groove along with the position of a workpiece during dragging.
Preferably, the moving device comprises a moving cavity arranged on the right side of the action cavity, a moving shaft extending upwards to the moving cavity is arranged on the bottom end face of the box body in a rotating fit manner, a sixth bevel gear is fixedly arranged on the top end face of the moving shaft, a seventh bevel gear is fixedly arranged on the bottom end face of the moving shaft and is positioned between the third bevel gear and the second toggle plate, first fixing plates extending downwards are symmetrically and fixedly arranged on the bottom end face of the box body in a front-back manner, a second moving shaft is rotatably arranged between the first fixing plates in a fit manner, an eighth bevel gear is fixedly arranged on the second moving shaft and is meshed with the seventh bevel gear, first moving wheels are symmetrically and fixedly arranged on the second moving shaft in a front-back manner, and second fixing plates extending downwards are symmetrically and fixedly arranged on the bottom end face of the box body in a front-back manner, a third moving shaft is arranged between the second fixing plates in a rotating fit mode, and second moving wheels are symmetrically arranged on the third moving shaft in a front-back mode.
Preferably, the guiding device comprises a first guiding groove arranged on the left end face of the box body, a second guiding groove extending backwards is arranged on the rear end face of the guiding groove, guiding plates are arranged in the first guiding groove in a left-right sliding fit manner, a guiding shaft extending backwards is arranged on the rear end face of the guiding plate in a rotating fit manner, a triangular groove is arranged on the left end face of the box body, the top end wall of the triangular groove is communicated with the bottom end wall of the first guiding groove, second guiding plates extending upwards are symmetrically arranged on the front and back of the upper end face of the box body, a third guiding plate is fixedly arranged between the second guiding plates, a third guiding groove is arranged on the upper end face of the guiding plate, a plurality of groups of sliding rollers are arranged between the front end wall and the rear end wall of the guiding groove in a rotating fit manner, a guiding wedge block is fixedly arranged on the left end face of the guiding plate, an avoiding groove communicated with the first guiding groove is arranged on the top, the avoidance groove is formed to ensure that the guide plate can form a surface during working, and smooth operation is ensured.
Preferably, the conversion device comprises a first conversion rod fixedly arranged on the bottom end surface of the first toggle plate and extending to the outside to the right, and a second conversion rod extending to the outside to the right is fixedly arranged on the bottom end surface of the second toggle plate.
To sum up, this device is different from traditional hoisting apparatus, lies in that this device adopts for the motion mode that pulls, and for treating the work piece of jack-up and apply the pulling force, makes the work piece move to the eminence through the inclined plane, and this device not only can regard as hoisting tool also can use its transport article in the life, and this device adopts mechanical mode, and simple structure is reliable, and low cost is easily maintained, and the structure is small and exquisite not account for the space, is fit for individual life at home, uses in the transport occasion of express delivery website.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic view of a home lifting device according to the present invention;
FIG. 2 is a schematic view of the structure at A-A in FIG. 1;
FIG. 3 is a schematic view of the structure at B in FIG. 1;
FIG. 4 is a schematic view of the structure of FIG. 1 at C;
FIG. 5 is a schematic view of the structure at D-D in FIG. 4;
FIG. 6 is a schematic view of the structure at E-E in FIG. 1.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-6, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
As shown in fig. 1-6, a home lifting apparatus of the present invention comprises a spreading means, a dragging means, a guiding means, a driving means, a moving means, a converting means and a power means; the power device comprises a box body 10 and a motor 11 arranged on the right end face of the box body 10, a power cavity 12 is arranged in the box body 10, a first spline shaft 13 which extends rightwards to the left end wall of the power cavity 12 and is in running fit with the left end wall of the power cavity 12 is arranged on the left end face of the motor 11 in a power fit mode, a first transmission groove 14 and a second transmission groove 15 with upward openings are formed in the bottom end wall of the power cavity 12, the first transmission groove 14 is located on the left side of the second transmission groove 15, a first spline shaft sleeve 16 and a second spline shaft sleeve 17 are arranged on the first spline shaft 13 in a sliding fit mode, the first spline shaft sleeve 16 is located on the left side of the second spline shaft sleeve 17, the first spline shaft sleeve 16 is located above the first transmission groove 14, the second spline shaft sleeve 17 is displaced above the second transmission groove 15, a first bevel gear 18 and a second bevel gear 19 are fixedly arranged on the first spline shaft sleeve 16, the first bevel gear 18 is located on the left side of the second bevel gear 19, the second spline shaft sleeve 17 is fixedly provided with a third bevel gear 20, the first spline shaft sleeve 16 is provided with a first poking plate 21 which extends downwards in a rotating and matching mode, the first poking plate 21 is located between the first bevel gear 18 and the second bevel gear 19, the second spline shaft sleeve 17 is provided with a second poking plate 22 which extends downwards in a rotating and matching mode, and the second poking plate 22 is located on the right side of the third bevel gear 20.
Advantageously, the unfolding device comprises an action cavity 23 arranged at the lower side of the power cavity 12, the top end surface of the action cavity 23 is communicated with the bottom section of the first transmission groove 14, the first bevel gear 18 and the second bevel gear 19 extend into the action cavity 23 through the first transmission groove 14, an unfolding shaft 24 is arranged between the bottom end wall and the top end wall of the power cavity 23 in a rotating fit manner, the unfolding shaft 24 is positioned at the right side of the first transmission groove 14, a fourth bevel gear 25 and a first gear 26 are fixedly arranged on the unfolding shaft 24, the first gear 26 is positioned at the lower side of the fourth bevel gear 25, a first rack groove 27 and a second rack groove 28 extending in the front-back direction are arranged on the bottom end wall of the power cavity 23, the first rack groove 27 is positioned at the left side of the first gear 26, and the second rack groove 28 is positioned at the right side of the first gear 26, a first rack 29 extending backwards is arranged in the first rack groove 27 in a sliding fit manner, the first rack 29 is engaged with the first gear 26, a second rack 30 extending forwards is arranged in the second rack groove 27, the second rack 30 is engaged with the first gear 26, a first expansion plate 31 extending leftwards is fixedly arranged on the rear end face of the first rack 29, and a second expansion plate 32 extending leftwards is fixedly arranged on the front end face of the second rack 30.
Beneficially, the transmission device includes a first dragging groove 33 disposed on the bottom end wall of the action cavity 23 and extending in the front-back direction, the first dragging groove 33 penetrates through the front side end wall and the rear side end wall of the action cavity 23, a first moving block 34 and a second moving block 35 are disposed in the first dragging groove 33 in a front-back sliding fit manner, the first moving block 34 is disposed on the front side of the second moving block 35, the right end face of the first moving block 34 is fixedly connected with the left end face of the second unfolding plate 32, the right end face of the second moving block 35 is fixedly connected with the left end face of the first unfolding plate 31, a third spline shaft sleeve 36 extending in the back direction and penetrating through the second moving block 35 is disposed between the first moving block 34 and the second moving block 35, the third spline shaft sleeve 36 is in a sliding fit manner with the second spline shaft 37 extending in the front direction and penetrating through the first moving block 34, the second spline shaft 37 is rotationally matched with the first moving block 34, a cylindrical gear 38 is fixedly arranged on the third spline shaft sleeve 36, the cylindrical gear 38 is positioned between the first moving block 34 and the second moving block 35, a first transmission shaft 39 is rotationally matched between the front side end wall and the rear side end wall of the first transmission groove 14, a fifth bevel gear 40 and a second gear 41 are fixedly arranged on the first transmission shaft 39, the fifth bevel gear 40 is positioned on the rear side of the second gear 41, the fifth bevel gear 40 is meshed with the first bevel gear 18, and the second gear 41 is meshed with the cylindrical gear 38.
Beneficially, the dragging device comprises a first dragging groove 42 which is arranged on the bottom end wall of the first rack groove 27 and extends downwards to communicate with the outside, a first supporting plate 43 which extends backwards is arranged on the inner front and back sliding fit of the first dragging groove 42, the top end surface of the first supporting plate 43 is fixedly connected with the bottom end surface of the first rack 29, a second supporting plate 44 which extends backwards is fixedly arranged on the bottom end surface of the first supporting plate 43, a second dragging groove 45 which extends in the left and right directions is arranged on the second supporting plate 44, the second dragging groove 45 is arranged on the rear side of the box body 10, a third rack 46 which extends leftwards is arranged on the sliding fit of the inner flower of the second dragging groove 45, a third gear 47 is fixedly arranged on the rear side end surface of the second spline shaft sleeve 33, the third gear 47 is meshed with the third rack 46, a third dragging groove 48 is arranged between the bottom end wall of the second rack groove 28 and the bottom end surface of the box body 10, a third support plate 49 is slidably fitted in the third dragging groove 48, a top end surface of the third support plate 49 is fixedly connected with a bottom end surface of the second rack 30, a fourth support plate 50 extending forward is fixedly arranged on the bottom end surface of the third support plate 49, a fourth dragging groove 51 extending in the left-right direction is arranged on the top end surface of the fourth support plate 50, a fourth rack 52 is slidably fitted in the fourth dragging groove 51, a fourth gear 53 is fixedly arranged on a front end surface of the second spline shaft 37, the fourth gear 53 is engaged with the fourth rack 52, a first dragging plate 54 extending upward is fixedly arranged on a left end surface of the third rack 46, a second dragging plate 55 extending upward is fixedly arranged on a left end surface of the fourth rack 52, a fifth dragging groove 79 is arranged on a front end surface of the first dragging plate 54, a sixth dragging groove 80 is arranged on a rear end surface of the second dragging plate 55, the fifth dragging groove 79 is internally provided with a dragging shaft sleeve 81 extending forwards in a sliding fit mode, the dragging shaft sleeve 81 is internally provided with a dragging shaft 82 extending forwards in a sliding fit mode, the dragging shaft 82 is in sliding fit with the sixth dragging groove 80, and the dragging shaft sleeve 81 and the dragging shaft 82 can slide up and down between the fifth dragging groove 79 and the sixth dragging groove 80 along with the position of a workpiece during dragging.
Advantageously, the moving device comprises a moving chamber 56 disposed at the right side of the actuating chamber 23, a moving shaft 57 extending upward to the moving chamber 56 is rotatably fitted on the bottom end surface of the box body 10, a sixth bevel gear 58 is fixedly disposed on the top end surface of the moving shaft 57, a seventh bevel gear 59 is fixedly disposed on the bottom end surface of the moving shaft 57, the sixth bevel gear 58 is located between the third bevel gear 20 and the second toggle plate 22, first fixing plates 60 extending downward are symmetrically and fixedly disposed on the bottom end surface of the box body 10 in a front-to-back manner, a second moving shaft 61 is rotatably fitted between the first fixing plates 60, an eighth bevel gear 62 is fixedly disposed on the second moving shaft, the eighth bevel gear is engaged with the seventh bevel gear 59, first moving wheels 63 are symmetrically and fixedly disposed on the second moving shaft in a front-to-back manner, and second fixing plates 64 extending downward are symmetrically and fixedly disposed on the bottom end surface of the box body 10 in a front-to-back manner, a third moving shaft 65 is arranged between the second fixing plates 64 in a rotating fit manner, and second moving wheels 66 are symmetrically arranged on the third moving shaft 65 in a front-back manner.
Beneficially, the guiding device includes a first guiding groove 67 on the left end face of the box body 10, a second guiding groove 68 extending backwards is arranged on the rear end face of the guiding groove 67, a guiding plate 69 is arranged in the first guiding groove 67 in a left-right sliding fit manner, a guiding shaft 70 extending backwards is arranged on the rear end face of the guiding plate 69 in a rotating fit manner, a triangular groove 73 is arranged on the left end face of the box body 10, the top end wall of the triangular groove 13 is communicated with the bottom end wall of the first guiding groove 67, second guiding plates 74 extending upwards are symmetrically arranged on the front and back of the upper end face of the box body 10, a third guiding plate 75 is fixedly arranged between the second guiding plates 74, a third guiding groove 76 is arranged on the upper end face of the guiding plate 69, a plurality of sets of sliding rollers 77 are arranged between the front end wall and the rear end wall of the guiding groove 76 in a rotating fit manner, a guiding wedge 78 is fixedly arranged on the left end face of, the top end surface of the box body 10 is provided with an avoiding groove 84 communicated with the first guide groove 67, and the avoiding groove 84 ensures that the guide plate can form a surface during working, thereby ensuring smooth operation.
Advantageously, the shifting device includes a first shifting rod 71 fixed to the bottom end surface of the first shifting plate 21 and extending to the right to the outside, and a second shifting rod 72 fixed to the bottom end surface of the second shifting plate 22 and extending to the right to the outside.
The applicant will now specifically describe a domestic lifting device of the present application with reference to figures 1 to 6 and the above description:
in the initial state, the fourth bevel gear 25 is meshed with the second bevel gear 19;
when the guiding is started, the guiding shaft 70 is dragged leftwards to move along the second guiding groove 68, the guiding shaft 70 drives the guiding plate 69 to move leftwards along the first guiding groove 67 until the stroke is finished, at this time, the bottom end surface of the guiding plate 69 is abutted against the inclined surface of the triangular groove 73, and the guiding plate 69 is obliquely placed.
When the unfolding is started, the motor 11 is started to drive the first spline shaft 13 to rotate, the first spline shaft 13 drives the first spline shaft sleeve 16 to rotate, the first spline shaft sleeve 16 drives the second bevel gear 19 and the first bevel gear 18 to rotate, the second bevel gear 19 drives the fourth bevel gear 25 to rotate, the fourth bevel gear 25 drives the unfolding shaft 24 to rotate, the unfolding shaft 24 drives the first gear 26 to rotate, the first gear 26 rotates to drive the first rack 29 to move backwards along the first rack groove 27, the first rack 29 drives the second moving block 35 to move backwards, the second moving block 35 drives the third spline shaft sleeve 36 to move backwards, the third spline shaft sleeve 36 drives the third gear 47 to move backwards, the first rack 29 drives the first supporting plate 43 to move backwards along the first dragging groove 42, the first supporting plate 43 drives the second supporting plate 44 to move backwards, the second supporting plate 44 moves to drive the second dragging groove 45 and the third rack 46 to move backwards, and the third rack 46 drives the first dragging plate 54 to move backwards; the first gear 26 rotates to drive the second rack 30 to move forward, the second rack 30 drives the second spreader plate 32 to move forward, the second spreader plate 32 drives the first moving block 34 to move forward, the first moving block 34 drives the second spline shaft 37 to move forward, the second rack 30 drives the third support plate 49 to move forward along the third dragging groove 48, the third support plate 49 drives the fourth support plate 50 to move forward, the fourth support plate 50 drives the fourth dragging groove 51 and the fourth rack 52 to move forward, and the fourth rack 52 drives the second dragging plate 55 to move forward.
When the gear is ready to be dragged, the first rotating rod 71 is pushed to the left to drive the first shifting plate 21 to move to the left, the first shifting plate 21 drives the first spline shaft sleeve 16 to move to the left, the first spline shaft sleeve 16 drives the first bevel gear 18 and the second bevel gear 19 to move to the left, the second bevel gear 19 is separated from the fourth bevel gear 25, the first bevel gear 18 is engaged with the fifth bevel gear 40, the first bevel gear 18 rotates to drive the fifth bevel gear 40 to rotate, the fifth bevel gear 40 drives the first transmission shaft 39 to rotate, the first transmission shaft 39 drives the second gear 41 to rotate, the second gear 41 drives the cylindrical gear 38 to rotate, the cylindrical gear 38 drives the third spline shaft sleeve 36 to rotate, the third spline shaft sleeve 36 drives the third gear 47 to rotate, and the third gear 47 drives the third rack 46 to move to the left along the second dragging groove 45, the third rack 46 drives the first dragging plate 54 to move leftward, the third spline shaft sleeve 36 drives the second spline shaft 37 to rotate, the second spline shaft 37 drives the fourth gear 53 to rotate, the fourth gear 53 drives the fourth rack 52 to move leftward along the fourth dragging groove 51, the fourth gear 53 drives the second dragging plate 55 to move leftward until the second dragging plate 55 and the first dragging plate 54 are positioned on the left side of the workpiece, the lengths of the dragging shaft sleeve 82 and the dragging shaft 82 are adjusted to appropriate lengths and prevented from being positioned between the fifth dragging groove 79 and the sixth dragging groove 80, and the heights of the dragging shaft sleeve 82 and the dragging shaft 82 between the fifth dragging groove 79 and the sixth dragging groove 80 are adjusted to appropriate positions.
When clamping is started, when a workpiece to be lifted is positioned on the right side of the second dragging plate 55 and the first dragging plate 54, the first conversion rod 71 is pulled rightwards to drive the first shifting plate 21 to move rightwards, the first shifting plate 21 drives the first spline shaft sleeve 16 to move rightwards, the first spline shaft sleeve 16 drives the first bevel gear 18 and the second bevel gear 19 to move rightwards, the second bevel gear 19 is meshed with the fourth bevel gear 25, and the first bevel gear 18 is separated from the fifth bevel gear 40; the motor 11 rotates reversely to drive the first spline shaft 13 to rotate reversely, the first spline shaft housing 16 rotates reversely to drive the second bevel gear 19 and the first bevel gear 18 to rotate reversely, the second bevel gear 19 rotates reversely to drive the fourth bevel gear 25 to rotate reversely, the fourth bevel gear 25 drives the unfolding shaft 24 to rotate reversely, the unfolding shaft 24 drives the first gear 26 to rotate reversely, the first gear 26 rotates reversely to drive the first rack 29 to move forward along the first rack groove 27, the first rack 29 drives the second moving block 35 to move forward, the second moving block 35 drives the third spline shaft housing 36 to move forward, the third spline shaft housing 36 drives the third gear 47 to move forward, the first rack 29 drives the first support plate 43 to move forward along the first dragging groove 42, and the first support plate 43 drives the second support plate 44 to move forward, the second support plate 44 moves to drive the second dragging groove 45 and the third rack 46 to move forward, and the third rack 46 drives the first dragging plate 54 to move forward; the first gear 26 rotates to drive the second rack 30 to move backwards, the second rack 30 drives the second spreading plate 32 to move backwards, the second spreading plate 32 drives the first moving block 34 to move backwards, the first moving block 34 drives the second spline shaft 37 to move backwards, the second rack 30 drives the third supporting plate 49 to move backwards along the third dragging groove 48, the third supporting plate 49 drives the fourth supporting plate 50 to move backwards, the fourth supporting plate 50 drives the fourth dragging groove 51 and the fourth rack 52 to move backwards, and the fourth rack 52 drives the second dragging plate 55 to move backwards until clamping is completed.
When the dragging is started, the first rotating lever 71 is pushed to the left to drive the first shifting plate 21 to move to the left, the first shifting plate 21 drives the first spline shaft sleeve 16 to move to the left, the first spline shaft sleeve 16 drives the first bevel gear 18 and the second bevel gear 19 to move to the left, the second bevel gear 19 is separated from the fourth bevel gear 25, the first bevel gear 18 is engaged with the fifth bevel gear 40, the first bevel gear 18 rotates reversely to drive the fifth bevel gear 40 to rotate reversely, the fifth bevel gear 40 drives the first transmission shaft 39 to rotate reversely, the first transmission shaft 39 drives the second gear 41 to rotate reversely, the second gear 41 drives the cylindrical gear 38 to rotate reversely, the cylindrical gear 38 drives the third spline shaft sleeve 36 to rotate reversely, the third spline shaft sleeve 36 drives the third gear 47 to rotate reversely, and the third gear 47 drives the third rack 46 to move to the right along the second dragging groove 45, the third rack 46 drives the first dragging plate 54 to move rightwards, the third spline shaft sleeve 36 drives the second spline shaft 37 to rotate reversely, the second spline shaft 37 drives the fourth gear 53 to rotate reversely, the fourth gear 53 drives the fourth rack 52 to move rightwards along the fourth dragging groove 51, and the fourth gear 53 drives the second dragging plate 55 to move rightwards; the workpiece moves up the guide plate 69 to the top end surface of the housing 10 by reducing friction by the slide roller 77.
When the shifting is started, the first shifting rod 71 is pulled rightwards to drive the first shifting plate 21 to move rightwards, the first shifting plate 21 drives the first spline shaft sleeve 16 to move rightwards, the first spline shaft sleeve 16 drives the first bevel gear 18 and the second bevel gear 19 to move rightwards, the second bevel gear 19 is separated from the fourth bevel gear 25, the first bevel gear 18 is separated from the fifth bevel gear 40, the second shifting rod 72 is pulled rightwards to drive the second spline shaft sleeve 17 to move rightwards, the third bevel gear 20 is meshed with the sixth bevel gear 58, the first spline shaft 13 rotates to drive the second spline shaft sleeve 17 to rotate, the second spline shaft sleeve 17 drives the third bevel gear 20 to rotate, the third bevel gear 20 drives the sixth bevel gear 58 to rotate, the sixth bevel gear 58 drives the shifting shaft 57 to rotate, and the shifting shaft 57 drives the seventh bevel gear 59 to rotate, the seventh bevel gear 59 drives the eighth bevel gear 62 to rotate, the eighth bevel gear 62 drives the second moving shaft 61 to rotate, the second moving shaft 61 drives the first moving wheel 63 to rotate, and the movement starts, considering that the third guide plate 75 is manually held to change the movement direction through the second guide plate 74.
When the movement is stopped, the second change rod 72 is pushed to the left to drive the second spline shaft sleeve 17 to move to the left, the third bevel gear 20 is separated from the sixth bevel gear 58, and the movement is stopped.
When unloading is started, the motor 11 is rotated forward to push the first rotating rod 71 to move left to drive the first shifting plate 21 to move left, the first shifting plate 21 drives the first spline shaft sleeve 16 to move left, the first spline shaft sleeve 16 drives the first bevel gear 18 and the second bevel gear 19 to move left, the second bevel gear 19 is disengaged from the fourth bevel gear 25, the first bevel gear 18 is engaged with the fifth bevel gear 40, the first bevel gear 18 rotates reversely to drive the fifth bevel gear 40 to rotate reversely, the fifth bevel gear 40 drives the first transmission shaft 39 to rotate reversely, the first transmission shaft 39 drives the second gear 41 to rotate reversely, the second gear 41 drives the cylindrical gear 38 to rotate reversely, the cylindrical gear 38 drives the third spline shaft sleeve 36 to rotate reversely, the third spline shaft sleeve 36 drives the third gear 47 to rotate reversely, the third gear 47 drives the third rack 46 to move right along the second dragging groove 45, the third rack 46 drives the first dragging plate 54 to move rightwards, the third spline shaft sleeve 36 drives the second spline shaft 37 to rotate reversely, the second spline shaft 37 drives the fourth gear 53 to rotate reversely, the fourth gear 53 drives the fourth rack 52 to move rightwards along the fourth dragging groove 51, and the fourth gear 53 drives the second dragging plate 55 to move rightwards; the workpiece is manually pushed to slide down the guide plate 69 to the ground.
When the workpiece is loosened, the first shifting rod 71 is pulled rightwards to drive the first shifting plate 21 to move rightwards, the first shifting plate 21 drives the first spline shaft sleeve 16 to move rightwards, the first spline shaft sleeve 16 drives the first bevel gear 18 and the second bevel gear 19 to move rightwards, the second bevel gear 19 is meshed with the fourth bevel gear 25, and the first bevel gear 18 is disengaged from the fifth bevel gear 40; the motor 11 rotates forward to drive the first spline shaft 13 to rotate forward, the first spline shaft sleeve 16 rotates forward to drive the second bevel gear 19 and the first bevel gear 18 to rotate forward, the second bevel gear 19 rotates forward to drive the fourth bevel gear 25 to rotate forward, the fourth bevel gear 25 drives the unfolding shaft 24 to rotate forward, the unfolding shaft 24 drives the first gear 26 to rotate forward, the first gear 26 rotates forward to drive the first rack 29 to move backward along the first rack groove 27, the first rack 29 drives the second moving block 35 to move backward, the second moving block 35 drives the third spline shaft sleeve 36 to move backward, the third spline shaft sleeve 36 drives the third gear 47 to move backward, the first rack 29 drives the first support plate 43 to move backward along the first dragging groove 42, and the first support plate 43 drives the second support plate 44 to move backward, the second supporting plate 44 moves to drive the second dragging groove 45 and the third rack 46 to move backwards, and the third rack 46 drives the first dragging plate 54 to move backwards; the first gear 26 rotates to drive the second rack 30 to move forward, the second rack 30 drives the second spreading plate 32 to move forward, the second spreading plate 32 drives the first moving block 34 to move forward, the first moving block 34 drives the second spline shaft 37 to move forward, the second rack 30 drives the third support plate 49 to move forward along the third dragging groove 48, the third support plate 49 drives the fourth support plate 50 to move forward, the fourth support plate 50 drives the fourth dragging groove 51 and the fourth rack 52 to move forward, and the fourth rack 52 drives the second dragging plate 55 to move forward until the workpiece is loosened.
When resetting is started, the first rotating rod 71 is pushed leftwards to drive the first shifting plate 21 to move leftwards, the first shifting plate 21 drives the first spline shaft sleeve 16 to move leftwards, the first spline shaft sleeve 16 drives the first bevel gear 18 and the second bevel gear 19 to move leftwards, the second bevel gear 19 is separated from the fourth bevel gear 25, and the first bevel gear 18 is meshed with the fifth bevel gear 40; the motor 11 rotates reversely to drive the first spline shaft 13 to rotate reversely, the first spline shaft sleeve 16 rotates reversely to drive the second bevel gear 19 and the first bevel gear 18 to rotate reversely, the first bevel gear 18 rotates reversely to drive the fifth bevel gear 40 to rotate reversely, the fifth bevel gear 40 drives the first transmission shaft 39 to rotate reversely, the first transmission shaft 39 drives the second gear 41 to rotate reversely, the second gear 41 drives the cylindrical gear 38 to rotate reversely, the cylindrical gear 38 drives the third spline shaft sleeve 36 to rotate reversely, the third spline shaft sleeve 36 drives the third gear 47 to rotate reversely, the third gear 47 drives the third rack 46 to move rightwards along the second dragging groove 45, the third rack 46 drives the first dragging plate 54 to move rightwards, the third spline shaft sleeve 36 drives the second spline shaft 37 to rotate reversely, and the second spline shaft 37 drives the fourth gear 53 to rotate reversely, the fourth gear 53 drives the fourth rack 52 to move rightwards along the fourth dragging groove 51, and the fourth gear 53 drives the second dragging plate 55 to move rightwards; the workpiece moves upwards along the guide plate 69 to the top end face of the box body 10; pulling the first transition rod 71 to the right to drive the first shifting plate 21 to move to the right, the first shifting plate 21 to drive the first spline housing 16 to move to the right, the first spline housing 16 to drive the first bevel gear 18 and the second bevel gear 19 to move to the right, the second bevel gear 19 is engaged with the fourth bevel gear 25, and the first bevel gear 18 is disengaged from the fifth bevel gear 40; the second bevel gear 19 rotates reversely to drive the fourth bevel gear 25 to rotate reversely, the fourth bevel gear 25 drives the unwinding shaft 24 to rotate reversely, the unwinding shaft 24 rotates the first gear 26 in reverse, the first gear 26 rotates in reverse to move the first rack 29 forward along the first rack groove 27, the first rack 29 drives the second moving block 35 to move forward, the second moving block 35 drives the third spline shaft sleeve 36 to move forward, the third spline shaft sleeve 36 drives the third gear 47 to move forward, the first rack 29 drives the first supporting plate 43 to move forward along the first dragging groove 42, the first supporting plate 43 drives the second supporting plate 44 to move forward, the second supporting plate 44 moves to drive the second dragging groove 45 and the third rack 46 to move forward, and the third rack 46 drives the first dragging plate 54 to move forward; the first gear 26 rotates to drive the second rack 30 to move backwards, the second rack 30 drives the second spreading plate 32 to move backwards, the second spreading plate 32 drives the first moving block 34 to move backwards, the first moving block 34 drives the second spline shaft 37 to move backwards, the second rack 30 drives the third supporting plate 49 to move backwards along the third dragging groove 48, the third supporting plate 49 drives the fourth supporting plate 50 to move backwards, the fourth supporting plate 50 drives the fourth dragging groove 51 and the fourth rack 52 to move backwards, and the fourth rack 52 drives the second dragging plate 55 to move backwards until the position is restored, so as to turn off the motor 11. The lifting and the rightward pushing drive the guide plate 69 to move rightward along the first guide slot 67 until the stroke is finished, and the resetting is completed.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (7)
1. A household hoisting device comprises a spreading device, a dragging device, a guiding device, a transmission device, a moving device, a converting device and a power device; the method is characterized in that: the power device comprises a box body and a motor arranged on the right end face of the box body, a power cavity is arranged in the box body, a first spline shaft which extends rightwards to the left end wall of the power cavity and is in running fit with the left end wall of the power cavity is arranged on the left end wall of the motor in a power fit mode, a first transmission groove and a second transmission groove with upward openings are formed in the bottom end wall of the power cavity, the first transmission groove is located on the left side of the second transmission groove, a first spline shaft sleeve and a second spline shaft sleeve are arranged on the first spline shaft in a sliding fit mode, the first spline shaft sleeve is located on the left side of the second spline shaft sleeve, the first spline shaft sleeve is located above the first transmission groove, the second spline shaft sleeve is located above the second transmission groove, a first bevel gear and a second bevel gear are fixedly arranged on the first spline shaft sleeve, and the first bevel gear is located on the left side, and a third bevel gear is fixedly arranged on the second spline shaft sleeve, a first shifting plate extending downwards is arranged on the first spline shaft sleeve in a rotating fit manner, the first shifting plate is positioned between the first bevel gear and the second bevel gear, a second shifting plate extending downwards is arranged on the second spline shaft sleeve in a rotating fit manner, and the second shifting plate is positioned on the right side of the third bevel gear.
2. A domestic lifting device as claimed in claim 1, wherein: the unfolding device comprises an action cavity arranged on the lower side of the power cavity, the top end surface of the action cavity is communicated with the bottom section of the first transmission groove, the first bevel gear and the second bevel gear extend into the action cavity through the first transmission groove, an unfolding shaft is arranged between the bottom end wall and the top end wall of the power cavity in a rotating fit manner and is positioned on the right side of the first transmission groove, a fourth bevel gear and a first gear are fixedly arranged on the unfolding shaft, the first gear is positioned on the lower side of the fourth bevel gear, a first rack groove and a second rack groove extending in the front-back direction are arranged on the bottom end wall of the power cavity, the first rack groove is positioned on the left side of the first gear, the second rack groove is positioned on the right side of the first gear, and a first rack extending backwards is arranged in the first rack groove in a sliding fit manner, the first rack is meshed with the first gear, a second rack extending forwards is arranged in the second rack groove, the second rack is meshed with the first gear, a first expansion plate extending leftwards is fixedly arranged on the end face of the rear side of the first rack, and a second expansion plate extending leftwards is fixedly arranged on the end face of the front side of the second rack.
3. A domestic lifting device as claimed in claim 2, wherein: the transmission device comprises a first dragging groove which is arranged on the bottom end wall of the action cavity and extends in the front-back direction, the first dragging groove penetrates through the front side end wall and the back side end wall of the action cavity, a first moving block and a second moving block are arranged in the first dragging groove in a front-back sliding fit mode, the first moving block is located on the front side of the second moving block, the right end face of the first moving block is fixedly connected with the left end face of the second expansion plate, the right end face of the second moving block is fixedly connected with the left end face of the first expansion plate, a third spline shaft sleeve which extends backwards and penetrates through the second moving block is arranged between the first moving block and the second moving block, the third spline shaft sleeve is in a sliding fit with the second moving block, and a second spline shaft which extends forwards and penetrates through the first moving block is arranged in the third spline shaft sleeve in a sliding fit mode, the second spline shaft is in running fit with the first moving block, a cylindrical gear is fixedly arranged on the third spline shaft sleeve and located between the first moving block and the second moving block, a first transmission shaft is arranged between the front side end wall and the rear side end wall of the first transmission groove in running fit, a fifth bevel gear and a second gear are fixedly arranged on the first transmission shaft and located on the rear side of the second gear, the fifth bevel gear is meshed with the first bevel gear, and the second gear is meshed with the cylindrical gear.
4. A domestic lifting device as claimed in claim 3, wherein: the dragging device comprises a first dragging groove which is arranged on the end wall of the bottom of the first rack groove and is communicated with the outside, a first supporting plate which extends backwards is arranged on the inner front and back of the first dragging groove in a sliding fit manner, the top end surface of the first supporting plate is fixedly connected with the bottom end surface of the first rack, a second supporting plate which extends backwards is fixedly arranged on the bottom end surface of the first supporting plate, a second dragging groove which extends in the left and right directions is arranged on the second supporting plate, the second dragging groove is arranged on the rear side of the box body, a third rack which extends leftwards is arranged on the second dragging groove in a sliding fit manner, a third gear is fixedly arranged on the rear end surface of the second spline shaft sleeve, the third gear is meshed with the third rack, and a third dragging groove is arranged between the bottom end wall of the second rack groove and the bottom end surface of the box body, the third dragging groove is provided with a third supporting plate in a sliding fit manner, the top end face of the third supporting plate is fixedly connected with the bottom end face of the second rack, a fourth supporting plate extending forwards is fixedly arranged on the bottom end face of the third supporting plate, a fourth dragging groove extending in the left-right direction is arranged on the top end face of the fourth supporting plate, a fourth rack is arranged in the fourth dragging groove in a sliding fit manner, a fourth gear is fixedly arranged on the front side end face of the second spline shaft and meshed with the fourth rack, a first dragging plate extending upwards is fixedly arranged on the left side end face of the third rack, a second dragging plate extending upwards is fixedly arranged on the left side end face of the fourth rack, a fifth dragging groove is arranged on the front side end face of the first dragging plate, a sixth dragging groove is arranged on the rear side end face of the second dragging plate, and a dragging shaft sleeve extending forwards is arranged in the fifth dragging groove in a sliding fit manner, the dragging shaft sleeve is internally provided with a dragging shaft which extends forwards in a sliding fit mode, the dragging shaft is in sliding fit with the sixth dragging groove, and the dragging shaft sleeve and the dragging shaft can slide up and down between the fifth dragging groove and the sixth dragging groove along with the position of a workpiece during dragging.
5. A domestic lifting device as claimed in claim 4, wherein: the moving device comprises a moving cavity arranged on the right side of the action cavity, a moving shaft which extends upwards to the moving cavity is arranged on the bottom end face of the box body in a rotating fit mode, a sixth bevel gear is fixedly arranged on the top end face of the moving shaft, a seventh bevel gear is fixedly arranged on the bottom end face of the moving shaft and is positioned between the third bevel gear and the second stirring plate, first fixing plates which extend downwards are symmetrically and fixedly arranged on the bottom end face of the box body in a front-back mode, a second moving shaft is rotatably arranged between the first fixing plates in a fit mode, an eighth bevel gear is fixedly arranged on the second moving shaft and is meshed with the seventh bevel gear, first moving wheels are symmetrically and fixedly arranged on the second moving shaft in a front-back mode, second fixing plates which extend downwards are symmetrically and fixedly arranged on the bottom end face of the box body in a front-back mode, and a third moving shaft is rotatably arranged between the second fixing plates in a fit mode, and second moving wheels are symmetrically arranged on the third moving shaft in the front-back direction.
6. A domestic lifting device as claimed in claim 5, wherein: the guide device comprises a first guide groove arranged on the left end face of the box body, a second guide groove extending backwards is arranged on the rear end face of the guide groove, guide plates are arranged in the first guide groove in a left-right sliding fit manner, a guide shaft extending backwards is arranged on the rear end face of the guide plate in a rotating fit manner, a triangular groove is arranged on the left end face of the box body, the top end wall of the triangular groove is communicated with the bottom end wall of the first guide groove, second guide plates extending upwards are symmetrically arranged on the front and back of the upper end face of the box body, a third guide plate is fixedly arranged between the second guide plates, a third guide groove is arranged on the upper end face of the guide plate, a plurality of groups of sliding rollers are arranged between the front end wall and the rear end wall of the guide groove in a rotating fit manner, a guide wedge block is fixedly arranged on the left end face of the guide plate, and an avoiding groove communicated with the first guide groove is arranged on, the avoidance groove is formed to ensure that the guide plate can form a surface during working, and smooth operation is ensured.
7. A domestic lifting device as claimed in claim 6, wherein: the conversion device comprises a first conversion rod fixedly arranged on the bottom end face of the first toggle plate and extending to the outside rightwards, and a second conversion rod extending to the outside rightwards is fixedly arranged on the bottom end face of the second toggle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911265859.4A CN110885031B (en) | 2019-12-11 | 2019-12-11 | Domestic hoisting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911265859.4A CN110885031B (en) | 2019-12-11 | 2019-12-11 | Domestic hoisting apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110885031A CN110885031A (en) | 2020-03-17 |
| CN110885031B true CN110885031B (en) | 2020-09-01 |
Family
ID=69751441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911265859.4A Expired - Fee Related CN110885031B (en) | 2019-12-11 | 2019-12-11 | Domestic hoisting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110885031B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111661774B (en) * | 2020-06-16 | 2021-03-12 | 浙江星莱和农业装备有限公司 | Agricultural machinery sinks and pulls device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1215648A (en) * | 1998-07-06 | 1999-05-05 | 戴增嗣 | Special multipurpose full-automatic concrete mixer |
| CN106882732A (en) * | 2015-12-15 | 2017-06-23 | 沈阳精锐数控机床有限公司 | Finished product carrying roller is holded up and elevates mechanism |
| CN208532111U (en) * | 2018-03-30 | 2019-02-22 | 苏州伊而雅精密部件有限公司 | A kind of automation elevating mechanism |
| CN110430304A (en) * | 2019-08-24 | 2019-11-08 | 深圳市智高翔科技发展有限公司 | A kind of three-claw interlocking clamping device and handset bracket based on oblique slot |
-
2019
- 2019-12-11 CN CN201911265859.4A patent/CN110885031B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN110885031A (en) | 2020-03-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110666111A (en) | Small sand casting surface filling and strickling device | |
| CN110885031B (en) | Domestic hoisting apparatus | |
| CN112059751A (en) | To not comprehensive grinding device of unidimensional antifriction bearing | |
| CN112025425A (en) | Polishing and grinding device for excircle of long shaft sleeve with different diameters | |
| CN110038928A (en) | A kind of high-precision intelligent Double-linkage bending machine | |
| CN111747241A (en) | Threading construction auxiliary device for electrical engineering | |
| CN109865623B (en) | Spraying device | |
| CN104085747A (en) | Hydraulic take-up and pay-off machine | |
| CN204096788U (en) | A kind of hydraulic pressure wire rewinding and paying off machine | |
| CN107160335B (en) | A kind of portable cutter device | |
| CN113443559A (en) | Material crane for constructional engineering | |
| KR101275981B1 (en) | Vehicle using differential gear | |
| CN110814901B (en) | Marble polishing machine capable of automatically reversing when meeting obstacles | |
| CN111758336A (en) | Automatic bore device of soil and planting tree | |
| CN111422786B (en) | Cart for transporting and installing transformer | |
| CN112392417A (en) | Novel drilling and workover power catwalk machine | |
| CN112621449A (en) | Cylindrical casting pouring burr ring wall polishing equipment | |
| CN111496954A (en) | Hand-held type wooden board broken hole repair equipment | |
| CN202028443U (en) | Mill transmission device adopting variable speed start-up | |
| CN110681900A (en) | Bearing inner race ball loads groove processing equipment | |
| CN110076372B (en) | Construction equipment for installing antenna | |
| CN110153864B (en) | Steel tubular product surface rust cleaning burnishing device | |
| CN204239640U (en) | The driving mechanism of compact shelving | |
| CN208484714U (en) | A kind of automatic unloading cart for building | |
| CN210029844U (en) | Electro-hydraulic control quick release winch for drainage plate plug board machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200811 Address after: 210000 Kechuang building, Futian Road, Zhetang street, Lishui Economic Development Zone, Nanjing City, Jiangsu Province Applicant after: Nanjing Lishui hi tech Venture Capital Management Co.,Ltd. Address before: No.3-15, Tangjia, Dongmen Village, Fenghui Town, Shangyu District, Shaoxing City, Zhejiang Province Applicant before: Shaoxing Fangdan Technology Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200901 Termination date: 20201211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |