CN219034447U

CN219034447U - Door opening and closing mechanism based on connecting rod

Info

Publication number: CN219034447U
Application number: CN202223101043.8U
Authority: CN
Inventors: 洪健
Original assignee: Suzhou Rigo Robot Co ltd
Current assignee: Suzhou Rigo Robot Co ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-05-16
Anticipated expiration: 2032-11-22

Abstract

The utility model provides a door opening and closing mechanism based on a connecting rod, which comprises an inner box body, wherein the inner box body is provided with four door bodies, the four door bodies are divided into an upper layer and a lower layer, one side of each door body is provided with a moving mechanism, the moving mechanisms are arranged on a bottom plate, the bottom plate is provided with moving mechanisms, each moving mechanism comprises a worm and gear motor, a traction rod and a damper, the damper is fixed on the traction rod, an output shaft of the worm and gear motor is connected with the damper, the bottom plate is also provided with an arc hole, both ends of the arc hole are respectively provided with a groove type photoelectric switch, and the groove type photoelectric switches are electrically connected with the worm and gear motor. The utility model can realize single door control, ensure the stability of door body rotation and not occupy excessive external space.

Description

Door opening and closing mechanism based on connecting rod

Technical Field

The utility model relates to the technical field of door opening and closing motion of robot equipment, in particular to a door opening and closing mechanism based on a connecting rod.

Background

With the development of society, the rise of manpower cost and the wide use of automation equipment are not possible to replace, and the important tool of the automation equipment is promoted greatly, so that a great deal of manpower and material resources can be saved for each industry. The quality of the product is improved, and the yield benefit is increased.

At present, various intelligent robots have various door opening modes, and after the existing door body is opened by electric driving, the space in the front or the right side of the door body can be occupied.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a door opening and closing mechanism based on a connecting rod, which can realize single door control, ensure the stability of door body rotation and can not occupy excessive external space.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model is realized by the following technical scheme: the utility model provides a switch door mechanism based on connecting rod, includes interior box, be equipped with four door bodies on the interior box, four the door body divide into upper and lower two-layer, one side of door body all is equipped with movement mechanism, movement mechanism sets up on the bottom plate, movement mechanism includes worm gear motor, traction lever and attenuator, the attenuator is fixed on the traction lever, worm gear motor's output shaft is connected with the attenuator.

Preferably, the bottom plate is further provided with an arc hole, both ends of the arc hole are respectively provided with a groove type photoelectric switch, the groove type photoelectric switches are electrically connected with the worm gear motor, one end of the traction rod is movably connected with the door body, the other end of the traction rod is connected with a sliding sheet, the sliding sheet is in sliding connection with the arc hole, and the sliding sheet is matched with the two groove type photoelectric switches.

Preferably, one side of the door body is connected with a plurality of secondary rotating shaft assemblies, the secondary rotating shaft assemblies are connected through connecting rods, each secondary rotating shaft assembly comprises a fixing rod and a fixing seat, one end of each fixing rod is movably connected with the door body, the other end of each fixing rod is connected with the fixing seat through a bearing, and the fixing seats are fixed on the inner box body.

Preferably, the connecting rod passes through a plurality of fixing rods, and the connecting rod passes through the middle part of the fixing rods.

Preferably, the section of the door body is J-shaped.

Compared with the prior art, the utility model has the beneficial effects that:

the door opening and closing mechanism based on the connecting rod is divided into four door bodies, single door single opening and single control can be realized, the independence of partial area space in the inner box body is ensured, and the problem that the door bodies occupy the front or right side space after the doors are opened is solved; the groove type photoelectric switch is electrically connected with the worm gear motor, and the switch of the worm gear motor is controlled through the groove type photoelectric switch.

Meanwhile, the worm and gear motor is directly connected with the traction rod through a damper, and the damper has the function of preventing the worm and gear motor from blocking and striking teeth in a hard limit state; one end of the traction rod is movably connected with the door body, and the other end of the traction rod is in sliding connection with the arc-shaped hole through the sliding sheet and used for controlling the door body to be opened and closed, so that the door body can be contracted towards the rear side when being opened outwards, and when the door is opened, the door body occupies the space in the front or the left and right sides as little as possible, and therefore the robot can operate in a narrower space.

The inside of the door body is fixed with a plurality of second-level rotating shaft assemblies, the second-level rotating shaft assemblies are connected through connecting rods, and the second-level rotating shaft assemblies can enable the door body to be kept stable in a traction rod-free state. The utility model can realize single door and single control on the whole, ensures the stability of the rotation of the door body, and does not occupy excessive external space.

Drawings

The disclosure of the present utility model is described with reference to the accompanying drawings. It should be understood that the drawings are for purposes of illustration only and are not intended to limit the scope of the present utility model in which like reference numerals are used to designate like parts. Wherein:

FIG. 1 is a schematic diagram of a door opening and closing mechanism based on a connecting rod according to the present utility model;

FIG. 2 is a perspective view of a link-based door opening and closing mechanism according to the present utility model;

FIG. 3 is a schematic view of a two-stage rotating assembly of a link-based door opening and closing mechanism according to the present utility model;

FIG. 4 is a schematic diagram showing a door closing state of a door opening and closing mechanism based on a connecting rod according to the present utility model;

FIG. 5 is a schematic view of a door opening and closing mechanism based on a connecting rod in a half-open state;

FIG. 6 is a schematic view of a fully opened door state of a link-based door opening and closing mechanism according to the present utility model;

the reference numerals in the drawings indicate: 1. a worm gear motor; 2. a traction rod; 3. a door body; 4. a slot type photoelectric switch; 5. a fixed rod; 6. a sliding sheet; 7. an arc-shaped hole; 8. a bottom plate; 9. a fixing seat; 10. a connecting rod; 11. an inner box body.

Detailed Description

It is to be understood that, according to the technical solution of the present utility model, those skilled in the art may propose various alternative structural modes and implementation modes without changing the true spirit of the present utility model. Accordingly, the following detailed description and drawings are merely illustrative of the utility model and are not intended to be exhaustive or to limit the utility model to the precise form disclosed.

Referring to fig. 1 and 3, a door opening and closing mechanism based on a connecting rod comprises an inner box 11, wherein four door bodies 3 are arranged on the inner box 11, and the four door bodies 3 are divided into an upper layer and a lower layer, so that single door single opening and single control can be realized, the independence of the partitioned space in the inner box 11 is ensured, and the problem that the door bodies 3 occupy the front or right side space after the door is opened is solved; the door body 3 is provided with a motion mechanism on one side, the motion mechanism is arranged on the bottom plate 8 and comprises a worm and gear motor 1, a traction rod 2 and a damper, the damper is fixed on the traction rod 2, an output shaft of the worm and gear motor 1 is connected with the damper, and the damper has the function of preventing the worm and gear motor 1 from blocking and bumping teeth in a hard limit state;

the bottom plate 8 is also provided with an arc hole 7, and the arc hole 7 limits the movement range of the door body 3; both ends of the arc-shaped hole 7 are provided with groove-shaped photoelectric switches 4, the groove-shaped photoelectric switches 4 are electrically connected with the worm gear motor 1, and the switching of the worm gear motor 1 is controlled through the groove-shaped photoelectric switches 4; one end of the traction rod 2 is movably connected with the door body 3, the other end of the traction rod 2 is connected with a sliding sheet 6, the sliding sheet 6 is in sliding connection with the arc-shaped hole 7, the sliding sheet is matched with two groove-type photoelectric switches and is used for controlling the opening and closing of the door body 3, the door body 3 can be retracted to the rear side when being opened outwards, and when the door is opened, the door body 3 occupies the space at the front part or the left side and the right side as little as possible, so that the robot can operate in a narrower space.

Referring to fig. 2, one side of the door body 3 is connected with a plurality of secondary rotating shaft assemblies, the secondary rotating shaft assemblies are connected through a connecting rod 10, each secondary rotating shaft assembly comprises a fixing rod 5 and a fixing seat 9, one end of the fixing rod 5 is movably connected with the door body 3, the other end of the fixing rod 5 is connected with the fixing seat 9 through a bearing, the fixing seat 9 is fixed on the inner box body 11, and the door body 3 can be kept in a state shown in fig. 3 in a state without a traction rod 2.

Working principle: one end of the traction rod 2 is in sliding connection with the arc-shaped hole 7 through the sliding sheet 6, the sliding sheet 6 can rotate clockwise on the arc-shaped hole 7, and at the beginning, the sliding sheet 6 is in contact with the groove-type photoelectric switch 4 at one end of the arc-shaped hole 7, and in a door closing state, the sliding sheet is shown in fig. 4; the worm and gear motor 1 is opened, the worm and gear motor 1 drives the traction rod 2 to move, and when the traction rod 2 drives the sliding sheet 6 to move to the middle part of the traction rod 2, the traction rod is in a half-closing state, as shown in fig. 5; the sliding sheet 6 continues to slide clockwise on the arc-shaped hole 7, when the sliding sheet 6 slides to the other end of the arc-shaped hole 7, the sliding sheet is contacted with the groove-shaped photoelectric switch 4 at the other end of the arc-shaped hole 7, because the groove-shaped photoelectric switch 4 is electrically connected with the worm gear motor 1, when the sliding sheet 6 contacts with the groove-shaped photoelectric switch 4, the groove-shaped photoelectric switch 4 sends a stop instruction to the worm gear motor 1, the worm gear motor 1 stops working, and the device is in a full-open door state as shown in fig. 6.

The technical scope of the present utility model is not limited to the above description, and those skilled in the art may make various changes and modifications to the above-described embodiments without departing from the technical spirit of the present utility model, and these changes and modifications should be included in the scope of the present utility model.

Claims

1. Door opening and closing mechanism based on connecting rod, its characterized in that: including interior box (11), be equipped with four door bodies (3) on interior box (11), four door body (3) divide into upper and lower two-layer, one side of door body (3) all is equipped with movement mechanism, movement mechanism sets up on bottom plate (8), movement mechanism includes worm gear motor (1), traction lever (2) and attenuator, the attenuator is fixed on traction lever (2), the output shaft and the attenuator of worm gear motor (1) are connected.

2. The link-based door opening and closing mechanism as recited in claim 1, wherein: still be equipped with arc hole (7) on bottom plate (8), the both ends of arc hole (7) all are equipped with cell type photoelectric switch (4), cell type photoelectric switch (4) and worm gear motor (1) electric connection, the one end and the door body (3) swing joint of traction lever (2), the other end of traction lever (2) is connected with slip thin slice (6), slip thin slice (6) and arc hole (7) sliding connection, slip thin slice (6) and two cell type photoelectric switch (4) looks adaptations.

3. A link-based door opening and closing mechanism as claimed in claim 2, wherein: one side of the door body (3) is connected with a plurality of second-level rotating shaft assemblies, the second-level rotating shaft assemblies are connected through connecting rods (10), each second-level rotating shaft assembly comprises a fixing rod (5) and a fixing base (9), one end of each fixing rod (5) is movably connected with the door body (3), the other end of each fixing rod (5) is connected with the corresponding fixing base (9) through a bearing, and the fixing base (9) is fixed on the inner box body.

4. A link-based door opening and closing mechanism as claimed in claim 3, wherein: the connecting rod (10) passes through a plurality of fixing rods (5), and the connecting rod (10) passes through the center of the fixing rods (5).

5. The link-based door opening and closing mechanism as recited in claim 4, wherein: the section of the door body (3) is J-shaped.