CN110206463B - Double-layer automatic lifting door - Google Patents
Double-layer automatic lifting door Download PDFInfo
- Publication number
- CN110206463B CN110206463B CN201910622393.2A CN201910622393A CN110206463B CN 110206463 B CN110206463 B CN 110206463B CN 201910622393 A CN201910622393 A CN 201910622393A CN 110206463 B CN110206463 B CN 110206463B
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- door leaf
- gear
- rack
- driving cylinder
- upright post
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- 230000007246 mechanism Effects 0.000 claims description 67
- 230000000630 rising effect Effects 0.000 claims 2
- 238000003754 machining Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/50—Power-operated mechanisms for wings using fluid-pressure actuators
- E05F15/57—Power-operated mechanisms for wings using fluid-pressure actuators for vertically-sliding wings
- E05F15/59—Power-operated mechanisms for wings using fluid-pressure actuators for vertically-sliding wings for overhead wings
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
- E06B3/42—Sliding wings; Details of frames with respect to guiding
- E06B3/44—Vertically-sliding wings
- E06B3/4415—Double-hung, i.e. with two vertical sliding panels
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2999/00—Subject-matter not otherwise provided for in this subclass
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention provides a double-layer automatic lifting door which comprises a first upright post, a second upright post, a first door leaf and a second door leaf, wherein the first upright post is arranged on the first door leaf; the first door leaf and the second door leaf are parallel to each other, are arranged from top to bottom and are partially overlapped; the first upright post and the second upright post are respectively positioned at two sides of the first door leaf and the second door leaf and are respectively connected with two sides of the first door leaf and the second door leaf in a sliding way; the first door leaf and the second door leaf can slide up and down along the first upright post and the second upright post; the movement of the first door leaf drives the second door leaf to move, and the upward or downward movement stroke of the second door leaf is twice of the upward or downward movement stroke of the first door leaf.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a double-layer automatic lifting door for feeding and discharging in machining.
Background
With the development of the modern machining industry, the requirements on safety protection of machining equipment are continuously improved, and the requirements on production efficiency improvement, production cost reduction and space saving are also improved. When a large feeding door is required for one device and enough space is not available, the requirement of the double-layer automatic lifting door is urgent. The automatic lifting door used at present has a scheme of adopting a single air cylinder to lift in the middle and adopting double air cylinders to lift at two sides of the door.
The door is lifted by a single air cylinder in a workshop, the air cylinder occupies a large space, and the opening height of the door is small. The door with two cylinders at two sides is adopted, and because the gas is compressible, the two cylinders are driven to have asynchronous performance, and the door can be operated for a long time, one side can be seriously worn, and the service life is influenced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a double-layer automatic lifting door, which not only saves space, but also can open a larger door in a limited space, and can open and close the door by using a single cylinder.
A double-layer automatic lifting door comprises a first upright post, a second upright post, a first door leaf and a second door leaf; the first door leaf and the second door leaf are parallel to each other, are arranged from top to bottom and are partially overlapped; the first upright post and the second upright post are respectively positioned at two sides of the first door leaf and the second door leaf and are respectively connected with two sides of the first door leaf and the second door leaf in a sliding way;
the first door leaf and the second door leaf can slide up and down along the first upright post and the second upright post;
the movement of the first door leaf drives the second door leaf to move, and the upward or downward movement stroke of the second door leaf is twice of the upward or downward movement stroke of the first door leaf.
Optionally, a first side of the first door leaf is provided with a first driving mechanism; a second driving mechanism is arranged on the first side of the second door leaf;
the first door leaf and the second door leaf are respectively connected with the first upright post in a sliding way through a first driving mechanism and a second driving mechanism;
the first driving mechanism drives the first door leaf to slide up and down along the first upright post and the second upright post;
the second driving mechanism drives the second door leaf to slide up and down along the first upright post and the second upright post;
the first driving mechanism is connected with the second driving mechanism, and the first door leaf slides up and down to drive the second door leaf to slide up and down.
Optionally, the first driving mechanism includes: the device comprises a first linear rail, a gear, a fixed rack, a driving cylinder and a gear fixing piece;
the first wire rail, the fixed rack and the driving cylinder are all arranged on the first upright post;
the first door leaf is connected with the first line rail and can slide up and down along the first line rail; the gear is connected with the first door leaf;
the gear is meshed with the fixed rack and can roll up and down along the fixed rack;
the gear fixing piece is fixed on the first door leaf; the gear is arranged at the lower part of the gear fixing piece, and a protruding part is arranged at the upper part of the gear fixing piece;
the moving end of the driving cylinder is fixed on the protruding part;
the motion stroke of the first door leaf is the motion stroke of the motion end of the driving cylinder;
when the driving cylinder works, the moving end of the driving cylinder is jacked up upwards, the protruding part moves upwards along with the driving cylinder, the first door leaf is driven to move upwards, and meanwhile, the gear is driven to roll upwards along the fixed rack;
when the moving end of the driving cylinder is retracted, the moving end of the driving cylinder is retracted downwards, and the protruding part moves downwards along with the moving end of the driving cylinder and drives the first door leaf to move downwards; and simultaneously drives the gear to roll downwards along the fixed rack.
Optionally, the second driving mechanism includes: the second wire rail and the follow-up rack; the second wire rail is arranged on the first upright post; the follow-up rack is arranged on the second door leaf; the second door leaf is connected with the second linear rail;
the gear is positioned between the fixed rack and the follow-up rack and meshed with the fixed rack and the follow-up rack respectively; the lower end of the fixed rack corresponds to the upper end of the follow-up rack in position;
when the driving cylinder works, the protruding part of the gear fixing piece is pushed to drive the gear to roll upwards along the fixed rack, and the protruding part of the gear fixing piece drives the first door leaf to move upwards; the gear drives a follow-up rack on the other side to move upwards, and the follow-up rack drives the second door leaf to move upwards together;
when the driving cylinder is retracted, the protruding part of the gear fixing piece is pulled to drive the gear to roll downwards along the fixed rack, and the gear drives the first door leaf to move downwards; and the gear drives the follow-up rack on the other side to move downwards, and the follow-up rack drives the second door leaf to move downwards together.
Optionally, the first driving mechanism includes: the device comprises a first linear rail, a gear, a fixed rack and a driving cylinder;
the first wire rail, the fixed rack and the driving cylinder are all arranged on the first upright post;
the first door leaf is connected with the first line rail and can slide up and down along the first line rail; the gear is connected with the first door leaf;
the gear is meshed with the fixed rack and can roll up and down along the fixed rack;
a protruding piece is correspondingly arranged above the gear and is fixed on the first door leaf;
the moving end of the driving cylinder is fixed on the protruding piece;
the motion stroke of the first door leaf is the motion stroke of the motion end of the driving cylinder;
when the driving cylinder works, the moving end of the driving cylinder is jacked up, and the protruding piece moves upwards along with the driving cylinder and drives the first door leaf to move upwards; at the same time, the upward movement of the first door leaf drives the gear to roll upwards along the fixed rack
When the moving end of the driving cylinder is retracted, the moving end of the driving cylinder is retracted downwards, and the protruding piece moves downwards along with the moving end of the driving cylinder and drives the first door leaf to move downwards; simultaneously, the first door leaf moves downwards to drive the gear to roll downwards along the fixed rack.
Optionally, the second driving mechanism includes: the second wire rail and the follow-up rack; the second wire rail is arranged on the first upright post; the follow-up rack is arranged on the second door leaf; the second door leaf is connected with the second linear rail;
the gear is positioned between the fixed rack and the follow-up rack and meshed with the fixed rack and the follow-up rack respectively; the lower end of the fixed rack corresponds to the upper end of the follow-up rack in position; when the driving cylinder works, the protruding piece is pushed to drive the gear to roll upwards along the fixed rack, and the protruding piece drives the first door leaf to move upwards; the gear drives a follow-up rack on the other side to move upwards, and the follow-up rack drives the second door leaf to move upwards together; when the driving cylinder is retracted, the protruding piece is pulled to drive the gear to roll downwards along the fixed rack, and the gear drives the first door leaf to move downwards; and the gear drives the follow-up rack on the other side to move downwards, and the follow-up rack drives the second door leaf to move downwards together.
Optionally, the stroke of the driving cylinder is smaller than the length of the fixed rack.
Optionally, the length of the follower rack is not less than the length of the fixed rack.
Optionally, the second side of the first door leaf is provided with a first guiding mechanism, and the second side of the second door leaf is provided with a second guiding mechanism; the first door leaf and the second door leaf are respectively connected with the second upright post in a sliding way through the first guide mechanism and the second guide mechanism, so that the second side of the first door leaf or the second side of the second door leaf can slide up and down along the second upright post.
Optionally, the first guiding mechanism comprises a plurality of guiding components, the guiding components comprise rollers and guide rails matched with the rollers; the guide rail is arranged on the second upright post, and the roller is connected with the first door leaf.
Optionally, the second guiding mechanism comprises a plurality of guiding components, the guiding components comprise rollers and guide rails matched with the rollers; the guide rail is arranged on the second upright post, and the roller is connected with the second door leaf.
Optionally, the guide assembly of the first guide mechanism or the second guide mechanism comprises a bearing and a guide groove matched with the bearing; the guide groove is arranged on the second upright post, and the bearing is connected with the first door leaf or the second door leaf.
Compared with the prior art, the invention has the following beneficial effects:
1. the single-side cylinder is driven, so that the problem of left-right asynchronism is avoided;
2. the double-speed double-door design maximizes the door in a limited height space;
3. the installation and debugging are simple, the machining precision requirement is low, and the cost is saved.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of a front structure of an embodiment of the present invention;
fig. 2 is a schematic view of the positions of a first door leaf and a second door leaf according to an embodiment of the present invention;
FIG. 3 is a top view of an embodiment of the present invention;
fig. 4 is a schematic diagram of a connection structure between a first upright and a first door leaf and a second door leaf according to an embodiment of the present invention;
fig. 5 is a schematic diagram of a connection structure of a first driving mechanism and a second driving mechanism according to an embodiment of the present invention.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications could be made by those skilled in the art without departing from the inventive concept. These are all within the scope of the present invention.
Referring to fig. 1 to 5, a double-layered automatic lifting door includes a first pillar 1, a second pillar 2, a first door leaf 3, and a second door leaf 4; the first door leaf 3 and the second door leaf 4 are parallel to each other, are arranged from top to bottom, and are partially overlapped. This partial overlap is to prevent the inner closed space from being affected by the joint between the first door leaf and the second door leaf in the closed state. In the present embodiment, the first door leaf 3 is at the front, the second door leaf 4 is at the rear, and this is only an example, and the front and rear of the two doors are not limited.
The first upright 1 and the second upright 2 are respectively positioned at two sides of the first door leaf 3 and the second door leaf 4 and are respectively connected with two sides of the first door leaf 3 and the second door leaf 4 in a sliding manner; the first door leaf 3 and the second door leaf 4 can slide up and down along the first upright 1 and the second upright 2; the movement of the first door leaf 3 drives the second door leaf 4 to move, and the upward or downward movement stroke of the second door leaf 4 is twice that of the first door leaf 3.
The first door leaf moves upwards by a certain height, the second door leaf moves upwards along with the first door leaf, and the second door leaf moves 2 times of the moving height of the first door leaf, and the first door leaf and the second door leaf are arranged in a staggered mode, so that the second door leaf moves to the rear of the door of the first door leaf. The upper space is not increased. Therefore, only the height of the first door leaf stroke is reserved above the door, and the heights of the first door leaf and the second door leaf are finally opened, so that the requirement of opening a larger door in a limited space is met. The double speed double door design is applied here to maximize the door in a limited height space.
A first driving mechanism is arranged on the first side of the first door leaf 3; a second driving mechanism is arranged on the first side of the second door leaf 4; the first door leaf 3 and the second door leaf 4 are respectively connected with the first upright 1 in a sliding way through a first driving mechanism and a second driving mechanism; the first driving mechanism drives the first door leaf 3 to slide up and down along the first upright 1 and the second upright 2; the second driving mechanism drives the second door leaf 4 to slide up and down along the first upright 1 and the second upright 2; the first driving mechanism is connected with the second driving mechanism, and the up-and-down sliding of the first door leaf 3 drives the up-and-down sliding of the second door leaf 4.
In this embodiment, the first driving mechanism includes: the first wire rail 31, the gear 32, the fixed rack 33, the driving cylinder 34 and the gear fixing piece 321; the first wire rail 31, the fixed rack 33 and the driving cylinder 34 are all arranged on the first upright 1; the first door leaf 3 is connected with the first track 31 through a connecting plate 311, and can slide up and down along the first track 311; the gear 32 is connected with the first door leaf 3 through a gear fixing piece 321; the gear 32 is engaged with the fixed rack 33 and can roll up and down along the fixed rack 33.
The gear fixing piece 321 is fixed on the first door leaf; the gear 32 is disposed at the lower portion of the gear fixing member 321, and a protruding portion 5 is disposed at the upper portion of the gear fixing member 321.
The fixed end of the driving cylinder 34 is fixed on the first upright 1 through a cylinder mounting plate 341, and the moving end of the driving cylinder 34 is fixed on the protruding portion 5 of the gear fixing member 321. The drive cylinder and the gear are not in contact. In this embodiment, the driving cylinder is disposed in front of the gear. The movement stroke of the first door leaf 3 is the movement stroke of the movement end of the driving cylinder 34.
When the driving cylinder 34 works, the moving end of the driving cylinder is jacked up, the protruding part 5 moves upwards together with the driving cylinder, and drives the first door leaf 3 to move upwards, and simultaneously drives the gear 32 to roll upwards along the fixed rack 33.
When the moving end of the driving cylinder 34 is retracted and the moving end thereof is retracted downwards, the protruding part 5 moves downwards along with the moving end and drives the first door leaf 3 to move downwards; while driving the gear 32 to roll down along the fixed rack 33.
The second driving mechanism includes: a second wire rail 41 and a follow-up rack 42; the second wire rail 41 is arranged on the first upright 1; the second door leaf 4 is connected with the follower rack 42 using the connection block 421 while being connected with the second wire rail 41 passing through the rear door connection plate 401.
The gear 32 is positioned between the fixed rack 33 and the follow-up rack 42, and is meshed with the fixed rack 33 and the follow-up rack 42 respectively; the lower end of the fixed rack 33 corresponds to the upper end of the follow-up rack 42; the initial position of the pinion 32 is caught at the end of the fixed rack 33 and the start of the follower rack 42.
The stroke of the driving cylinder is smaller than the length of the fixed rack. The length of the follow-up rack is not smaller than that of the fixed rack.
The second side of the first door leaf 3 is provided with a first guiding mechanism 35, and the second side of the second door leaf 4 is provided with a second guiding mechanism 45; the first door leaf 3 and the second door leaf 4 are respectively connected with the second upright post 2 in a sliding way through a first guide mechanism 35 and a second guide mechanism 45, so that the second side of the first door leaf 3 or the second side of the second door leaf 4 can slide up and down along the second upright post 2. The guide mechanism has the functions of sliding, guiding and fixing front and back, preventing the door from deviating and adapting to certain machining and installation errors.
The first guide mechanism comprises a plurality of guide components, wherein each guide component comprises a roller and a guide rail matched with the roller; the guide rail is arranged on the second upright post 2, and the roller is connected with the first door leaf 3.
The second guide mechanism comprises a plurality of guide components, wherein each guide component comprises a roller and a guide rail matched with the roller; the guide rail is arranged on the second upright post 2, and the roller is connected with the second door fan 4.
In this embodiment, the guide assemblies of the first guide mechanism and the second guide mechanism may use V-shaped guide rails and V-shaped rollers. This is by way of example only and the invention is not limited thereto.
In further embodiments, the guide assembly of the first guide mechanism or the second guide mechanism may further include a bearing, and a guide groove engaged with the bearing; the guide groove is arranged on the second upright post 2, and the bearing is connected with the first door leaf 3 or the second door leaf 4.
The front and rear positions of the guide rail or the guide groove for the first door leaf and the second door leaf are different, so that the front and rear positions of the guide rail or the guide groove for the first door leaf and the guide rail or the guide groove for the second door leaf are also different, and the guide rail or the guide groove for the first door leaf and the guide groove for the second door leaf can be connected through the heightening block.
When the driving cylinder 34 works, the protruding part 5 of the gear fixing piece 321 is pushed to drive the gear 32 to roll upwards along the fixed rack 33, and the protruding part 5 of the gear fixing piece 321 drives the first door leaf 3 to move upwards; and the gear 32 drives the follower rack 42 on the other side to move upwards, and the follower rack 42 drives the second door leaf 4 to move upwards together. And when the first door leaf and the second door leaf finish upward stroke, the two doors are basically overlapped.
When the driving cylinder 34 is retracted, the protrusion 5 of the gear fixing member 321 is pulled to drive the gear 32 to roll downwards along the fixed rack 33, and the gear drives the first door leaf 3 to move downwards; and the gear 32 drives the follower rack 42 on the other side to move downwards, and the follower rack 42 drives the second door leaf 4 to move downwards together. And after the first door leaf and the second door leaf finish the downward stroke, the two doors return to the initial positions and are closed again.
In the two processes, the first guide mechanism and the second guide mechanism also respectively ensure that the second side of the first door leaf and the second side of the second door leaf slide along the vertical direction of the second upright post, and respectively guide and fix the first door leaf and the second door leaf.
In another embodiment of the present invention, a gear is fixed on the first door leaf, a protruding member is correspondingly disposed above the gear, the protruding member is fixed on the first door leaf, and the moving end of the driving cylinder is fixed on the protruding member. In this implementation, the first drive mechanism includes: the device comprises a first linear rail, a gear, a fixed rack and a driving cylinder.
The first wire rail, the fixed rack and the driving cylinder are all arranged on the first upright post;
the first door leaf is connected with the first line rail and can slide up and down along the first line rail; the gear is connected with the first door leaf; the gear is meshed with the fixed rack and can roll up and down along the fixed rack; a protruding piece is correspondingly arranged above the gear and is fixed on the first door leaf; the moving end of the driving cylinder is fixed on the protruding piece;
the motion stroke of the first door leaf is the motion stroke of the motion end of the driving cylinder;
when the driving cylinder works, the moving end of the driving cylinder is jacked up, and the protruding piece moves upwards along with the driving cylinder and drives the first door leaf to move upwards; at the same time, the upward movement of the first door leaf drives the gear to roll upwards along the fixed rack
When the moving end of the driving cylinder is retracted, the moving end of the driving cylinder is retracted downwards, and the protruding piece moves downwards along with the moving end of the driving cylinder and drives the first door leaf to move downwards; simultaneously, the first door leaf moves downwards to drive the gear to roll downwards along the fixed rack.
Corresponding to the above embodiment, the second driving mechanism includes: the second wire rail and the follow-up rack; the second wire rail is arranged on the first upright post; the follow-up rack is arranged on the second door leaf; the second door leaf is connected with the second linear rail;
the gear is positioned between the fixed rack and the follow-up rack and meshed with the fixed rack and the follow-up rack respectively; the lower end of the fixed rack corresponds to the upper end of the follow-up rack in position; when the driving cylinder works, the protruding piece is pushed to drive the gear to roll upwards along the fixed rack, and the protruding piece drives the first door leaf to move upwards; the gear drives a follow-up rack on the other side to move upwards, and the follow-up rack drives the second door leaf to move upwards together; when the driving cylinder is retracted, the protruding piece is pulled to drive the gear to roll downwards along the fixed rack, and the gear drives the first door leaf to move downwards; and the gear drives the follow-up rack on the other side to move downwards, and the follow-up rack drives the second door leaf to move downwards together.
The foregoing describes specific embodiments of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without affecting the spirit of the invention. The embodiments of the present application and features in the embodiments may be combined with each other arbitrarily without conflict.
Claims (6)
1. The double-layer automatic lifting door is characterized by comprising a first upright post, a second upright post, a first door leaf and a second door leaf; the first door leaf and the second door leaf are parallel to each other, are arranged from top to bottom and are partially overlapped; the first upright post and the second upright post are respectively positioned at two sides of the first door leaf and the second door leaf and are respectively connected with two sides of the first door leaf and the second door leaf in a sliding way;
the first door leaf and the second door leaf can slide up and down along the first upright post and the second upright post;
the movement of the first door leaf drives the second door leaf to move, and the upward or downward movement stroke of the second door leaf is twice of the upward or downward movement stroke of the first door leaf;
a first driving mechanism is arranged on the first side of the first door leaf; a second driving mechanism is arranged on the first side of the second door leaf;
the first door leaf and the second door leaf are respectively connected with the first upright post in a sliding way through a first driving mechanism and a second driving mechanism;
the first driving mechanism drives the first door leaf to slide up and down along the first upright post and the second upright post;
the second driving mechanism drives the second door leaf to slide up and down along the first upright post and the second upright post;
the first driving mechanism is connected with the second driving mechanism, and the first door leaf slides up and down to drive the second door leaf to slide up and down;
the first driving mechanism includes: the device comprises a first linear rail, a gear, a fixed rack, a driving cylinder and a gear fixing piece;
the first wire rail, the fixed rack and the driving cylinder are all arranged on the first upright post;
the first door leaf is connected with the first line rail and can slide up and down along the first line rail; the gear is connected with the first door leaf;
the gear is meshed with the fixed rack and can roll up and down along the fixed rack;
the gear fixing piece is fixed on the first door leaf; the gear is arranged at the lower part of the gear fixing piece, and a protruding part is arranged at the upper part of the gear fixing piece;
the moving end of the driving cylinder is fixed on the protruding part;
the motion stroke of the first door leaf is the motion stroke of the motion end of the driving cylinder;
when the driving cylinder works, the moving end of the driving cylinder is jacked up upwards, the protruding part moves upwards along with the driving cylinder, the first door leaf is driven to move upwards, and meanwhile, the gear is driven to roll upwards along the fixed rack;
when the moving end of the driving cylinder is retracted, the moving end of the driving cylinder is retracted downwards, and the protruding part moves downwards along with the moving end of the driving cylinder and drives the first door leaf to move downwards; meanwhile, the gear is driven to roll downwards along the fixed rack;
the second driving mechanism includes: the second wire rail and the follow-up rack; the second wire rail is arranged on the first upright post; the follow-up rack is arranged on the second door leaf; the second door leaf is connected with the second linear rail;
the gear is positioned between the fixed rack and the follow-up rack and meshed with the fixed rack and the follow-up rack respectively; the lower end of the fixed rack corresponds to the upper end of the follow-up rack in position;
when the driving cylinder works, the protruding part of the gear fixing piece is pushed to drive the gear to roll upwards along the fixed rack, and the protruding part of the gear fixing piece drives the first door leaf to move upwards; the gear drives a follow-up rack on the other side to move upwards, and the follow-up rack drives the second door leaf to move upwards together;
when the driving cylinder is retracted, the protruding part of the gear fixing piece is pulled to drive the gear to roll downwards along the fixed rack, and the gear drives the first door leaf to move downwards; the gear drives a follow-up rack on the other side to move downwards, and the follow-up rack drives the second door leaf to move downwards together;
the second side of the first door leaf is provided with a first guide mechanism, and the second side of the second door leaf is provided with a second guide mechanism; the first door leaf and the second door leaf are respectively connected with the second upright post in a sliding way through a first guide mechanism and a second guide mechanism, so that the second side of the first door leaf or the second side of the second door leaf can slide up and down along the second upright post;
the first guide mechanism comprises a plurality of guide components, wherein each guide component comprises a roller and a guide rail matched with the roller; the guide rail is arranged on the second upright post, and the roller is connected with the first door leaf;
the second guide mechanism comprises a plurality of guide components, wherein each guide component comprises a roller and a guide rail matched with the roller; the guide rail is arranged on the second upright post, and the roller is connected with the second door leaf.
2. The double-deck automatic rising door of claim 1, wherein said first drive mechanism comprises: the device comprises a first linear rail, a gear, a fixed rack and a driving cylinder;
the first wire rail, the fixed rack and the driving cylinder are all arranged on the first upright post;
the first door leaf is connected with the first line rail and can slide up and down along the first line rail; the gear is connected with the first door leaf;
the gear is meshed with the fixed rack and can roll up and down along the fixed rack;
a protruding piece is correspondingly arranged above the gear and is fixed on the first door leaf;
the moving end of the driving cylinder is fixed on the protruding piece;
the motion stroke of the first door leaf is the motion stroke of the motion end of the driving cylinder;
when the driving cylinder works, the moving end of the driving cylinder is jacked up, and the protruding piece moves upwards along with the driving cylinder and drives the first door leaf to move upwards; at the same time, the upward movement of the first door leaf drives the gear to roll upwards along the fixed rack
When the moving end of the driving cylinder is retracted, the moving end of the driving cylinder is retracted downwards, and the protruding piece moves downwards along with the moving end of the driving cylinder and drives the first door leaf to move downwards; simultaneously, the first door leaf moves downwards to drive the gear to roll downwards along the fixed rack.
3. The double-deck automatic rising door of claim 2, wherein said second driving mechanism comprises: the second wire rail and the follow-up rack; the second wire rail is arranged on the first upright post; the follow-up rack is arranged on the second door leaf; the second door leaf is connected with the second linear rail;
the gear is positioned between the fixed rack and the follow-up rack and meshed with the fixed rack and the follow-up rack respectively; the lower end of the fixed rack corresponds to the upper end of the follow-up rack in position; when the driving cylinder works, the protruding piece is pushed to drive the gear to roll upwards along the fixed rack, and the protruding piece drives the first door leaf to move upwards; the gear drives a follow-up rack on the other side to move upwards, and the follow-up rack drives the second door leaf to move upwards together; when the driving cylinder is retracted, the protruding piece is pulled to drive the gear to roll downwards along the fixed rack, and the gear drives the first door leaf to move downwards; and the gear drives the follow-up rack on the other side to move downwards, and the follow-up rack drives the second door leaf to move downwards together.
4. A double-deck automatic lifting door according to claim 1 or 2, wherein the stroke of the driving cylinder is smaller than the length of the fixed rack.
5. A double-deck automatic lifting door according to claim 1 or 3, wherein the length of the follower rack is not less than the length of the fixed rack.
6. The double-deck automatic lifting door according to claim 1, wherein the guide assembly of the first guide mechanism or the second guide mechanism comprises a bearing and a guide groove matched with the bearing; the guide groove is arranged on the second upright post, and the bearing is connected with the first door leaf or the second door leaf.
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| CN111660020A (en) * | 2020-07-01 | 2020-09-15 | 山东镭鸣数控激光装备有限公司 | Lifting door and machine tool shield |
| CN111928657B (en) * | 2020-08-21 | 2022-11-04 | 江西豪斯特汽车零部件有限公司 | Multi-layer heating furnace |
| CN112319281B (en) * | 2020-11-19 | 2022-10-11 | 苏州碳索能源科技有限公司 | New forms of energy fill electric pile device |
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