CN118167161A - Automatic door opening system for refrigerator production line - Google Patents

Automatic door opening system for refrigerator production line Download PDF

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Publication number
CN118167161A
CN118167161A CN202211585629.8A CN202211585629A CN118167161A CN 118167161 A CN118167161 A CN 118167161A CN 202211585629 A CN202211585629 A CN 202211585629A CN 118167161 A CN118167161 A CN 118167161A
Authority
CN
China
Prior art keywords
refrigerator
assembly
opening system
door opening
door body
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.)
Pending
Application number
CN202211585629.8A
Other languages
Chinese (zh)
Inventor
黄佳庆
孙贤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HEFEI HAIER REFRIGERATOR CO Ltd
Qingdao Haier Refrigerator Co Ltd
Haier Smart Home Co Ltd
Original Assignee
HEFEI HAIER REFRIGERATOR CO Ltd
Qingdao Haier Refrigerator Co Ltd
Haier Smart Home Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HEFEI HAIER REFRIGERATOR CO Ltd, Qingdao Haier Refrigerator Co Ltd, Haier Smart Home Co Ltd filed Critical HEFEI HAIER REFRIGERATOR CO Ltd
Priority to CN202211585629.8A priority Critical patent/CN118167161A/en
Priority to PCT/CN2023/137117 priority patent/WO2024120486A1/en
Publication of CN118167161A publication Critical patent/CN118167161A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • 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
    • E05F15/53—Power-operated mechanisms for wings using fluid-pressure actuators for swinging wings
    • 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
    • E05F15/70—Power-operated mechanisms for wings with automatic actuation
    • 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
    • E05F15/70—Power-operated mechanisms for wings with automatic actuation
    • E05F15/73—Power-operated mechanisms for wings with automatic actuation responsive to movement or presence of persons or objects
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B47/00—Suction cups for attaching purposes; Equivalent means using adhesives

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Refrigerator Housings (AREA)

Abstract

The invention provides an automatic door opening system for a refrigerator production line, and belongs to the technical field of refrigerator production lines. The automatic door opening system includes: a rotary driving member for outputting torque; the first connecting component can stretch along a first direction, and one end of the first connecting component is connected with the rotary driving piece; the second connecting component is connected with one end of the first connecting component, which is far away from the rotary driving piece; the sucking disc component is used for sucking the door body of the refrigerator and is connected to one side, facing the door body, of the second connecting component; the sucking disc assembly is used for sucking the door body when the rotary driving piece is at the initial position and the refrigerator is at the target position, and the rotary driving piece drives the first connecting assembly, the second connecting assembly and the sucking disc assembly to rotate by a first preset angle when the sucking disc assembly sucks the door body so as to open the door body, and meanwhile the first connecting assembly is adaptively telescopic. The automatic door opening system can effectively open the door body of the refrigerator on the production line, and improves the production efficiency.

Description

Automatic door opening system for refrigerator production line
Technical Field
The invention relates to the technical field of refrigerator production lines, in particular to an automatic door opening system for a refrigerator production line.
Background
During the production and assembly process of the refrigerator, some assembly steps for opening the door body are involved, for example, an assembly person needs to open a refrigerator freezing door in advance when putting the drawer at a final assembly position, then take the drawer to put the drawer into the freezing chamber, and the staff needs to walk back and forth.
This manual operation is labor-intensive and inefficient. Some automatic door opening devices are installed on a refrigerator in the prior art, but the door body of the refrigerator is automatically opened during the use process of the refrigerator, so that the automatic door opening device is not suitable for the refrigerator on a production line.
Disclosure of Invention
The invention aims to provide an automatic door opening system for a refrigerator production line, which can effectively open a door body of a refrigerator on the production line and improves the production efficiency.
It is a further object of the present invention to assist the suction cup assembly in better engaging the door.
Another object of the present invention is to ensure an effective actuation of the door bodies of the various refrigerators on the production line.
In particular, the present invention provides an automatic door opening system for a refrigerator production line, comprising:
A rotary driving member for outputting torque;
A first link assembly configured to be telescopic in a first direction, one end of the first link assembly being connected to the rotary driving member;
The second connecting component is connected with one end of the first connecting component, which is far away from the rotary driving piece;
the sucking disc component is used for sucking a door body of the refrigerator and is connected to one side, facing the door body, of the second connecting component; wherein,
The sucking disc subassembly is used for when rotary drive spare is in initial position and refrigerator is in target position the actuation the door body, rotary drive spare is in the sucking disc subassembly actuation when the door body the first coupling assembling the second coupling assembling with sucking disc subassembly rotates first default angle, so that open the door body, simultaneously first coupling assembling is flexible adaptively.
Optionally, the second connecting component is configured to be telescopic along a second direction, and the second direction is perpendicular to the door body when the rotary driving piece is at the initial position.
Optionally, the automatic door opening system for the refrigerator production line further comprises a pneumatic device connected with the sucker assembly and used for controlling the sucker assembly to be attracted to or separated from the door body.
Optionally, the suction cup assembly includes a flexible and telescopic suction cup head for elongating when the door is engaged.
Optionally, the automatic door opening system for a refrigerator production line further comprises a position sensor for detecting the position of the refrigerator, wherein the position sensor is connected with the second connecting assembly, the pneumatic device and the rotary driving piece, so that when the refrigerator reaches the target position, the following actions are sequentially performed: the second connecting component stretches for a preset length along the direction facing the door body, the pneumatic device drives the sucker component to suck the door body, and the rotary driving piece rotates forward for a first preset angle.
Optionally, the second connection assembly includes a first connection bracket provided with a through hole extending along the first direction;
The first connecting assembly comprises a rotating rod and a spring, the rotating rod comprises a first column part and a second column part which are connected, the first column part is close to the second connecting assembly, the end part of the first column part stretches into the through hole, the first column part and the second column part form a step surface towards the second connecting assembly, the spring is sleeved outside the first column part, and two ends of the spring are respectively in butt joint with the first connecting support and the step surface.
Optionally, the second coupling assembling includes sharp cylinder, sharp cylinder includes cylinder body and piston, the piston can for the cylinder body is flexible along the second direction, the piston is used for driving sucking disc subassembly removes, first linking bridge with cylinder body fixed connection.
Optionally, the second connecting assembly further comprises a second connecting bracket for connecting the piston and the sucker assembly.
Optionally, the number of the rotating rod and the spring is plural.
Optionally, the rotary driving member is a rotary cylinder, and is connected to the rotary rod.
According to one embodiment of the invention, an automatic door opening system applied to a refrigerator production line is provided, and the system comprises a rotary driving piece, a first connecting component, a second connecting component and a sucker component which are sequentially connected, wherein the rotary driving piece can rotate with the first connecting component, the second connecting component and the sucker component, and the sucker component can firmly suck a door body of the refrigerator so as to drive the door body to be opened. The automatic door opening system replaces manual operation, so that the efficiency is higher.
According to one embodiment of the invention, the second connecting component can extend and retract along the second direction, so that the sucker component is close to the door body when the refrigerator reaches the target position and extends towards the door body for a distance, and the sucker component can be better attracted to the door body.
According to one embodiment of the invention, when the rotary driving piece is in the initial position, the second direction is perpendicular to the door body, so that the sucker assembly is also perpendicular to the door body, vertical suction of the sucker assembly and the door body can be ensured, and suction firmness is ensured.
According to one embodiment of the invention, the suction disc head with a certain expansion amount is adopted, so that the position deviation of the refrigerators can be compensated in a certain range, and the effective suction of the door bodies of the refrigerators on the production line is ensured.
According to the embodiment of the invention, the position sensor for detecting the position of the refrigerator is arranged and is connected with the second connecting component, the pneumatic device and the rotary driving piece, so that the second connecting component, the pneumatic device and the rotary driving piece can be ensured to sequentially act after the refrigerator reaches the target position, automatic control of door opening is realized, automatic door opening and automatic door opening system resetting can be completed, and the door opening efficiency is improved.
Further, the door body is opened and then the rotary driving piece continuously rotates forward by a certain angle, so that the automatic door opening system can be ensured not to block the door body.
According to one embodiment of the invention, the first connecting component comprises a rotating rod and a spring, one end of the rotating rod extends into the first connecting support, the rotating rod comprises a first column part and a second column part, step surfaces are formed on the first column part and the second column part, the spring is sleeved outside the first column part, and two ends of the spring are abutted to the first connecting support and the step surfaces, so that when the rotating driving piece rotates with the first connecting piece, the second connecting piece and the sucker component, the spring at the first connecting piece can realize flexible adaptation.
According to the embodiment of the invention, by detecting the position of the refrigerator and controlling the second connecting component, the sucker component and the rotary driving piece to act sequentially when the refrigerator is transported to the target position, the automatic opening of the door body and the resetting of the automatic door opening system can be completed, so that the door body opening efficiency is improved.
The above, as well as additional objectives, advantages, and features of the present invention will become apparent to those skilled in the art from the following detailed description of a specific embodiment of the present invention when read in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the accompanying drawings:
FIG. 1 is a schematic diagram of an automatic door opening system according to one embodiment of the present invention;
Fig. 2 is a schematic view of a structure of an automatic door opening system according to an embodiment of the present invention when applied to a refrigerator production line;
FIG. 3 is a schematic structural view of a suction cup assembly of an automatic door opening system according to one embodiment of the present invention;
FIG. 4 is a schematic diagram of an assembled configuration of a suction cup assembly, a first connection assembly, and a second connection assembly of an automatic door opening system according to one embodiment of the present invention;
Fig. 5 is a schematic structural view of a second connection assembly (concealing spring) of the automatic door opening system according to one embodiment of the invention.
Detailed Description
In the description of the present embodiment, it should be understood that the azimuth or positional relationship indicated by the terms "length", "horizontal", "outer", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
In the description of the present embodiment, a description referring to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature, i.e. one or more such features. When a feature "comprises or includes" a feature or some of its coverage, this indicates that other features are not excluded and may further include other features, unless expressly stated otherwise.
Unless specifically stated or limited otherwise, the terms "mounted," "connected," "secured," "coupled," and the like should be construed broadly, as they may be fixed, removable, or integral, for example; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. Those of ordinary skill in the art will understand the specific meaning of the terms described above in the present invention as the case may be.
Furthermore, in the description of the present embodiments, a first feature "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact through another feature therebetween. That is, in the description of the present embodiment, the first feature being "above", "over" and "upper" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature "under", "beneath", or "under" a second feature may be a first feature directly under or diagonally under the second feature, or simply indicate that the first feature is less level than the second feature.
Unless otherwise defined, all terms (including technical and scientific terms) used in the description of this embodiment have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
Fig. 1 is a schematic diagram of an automatic door opening system 100 according to an embodiment of the present invention. Fig. 2 is a schematic view illustrating a structure of an automatic door opening system 100 according to an embodiment of the present invention when applied to a refrigerator manufacturing line. As shown in fig. 1, the present invention provides an automatic door opening system 100 for a refrigerator production line, which is applied to a station where a door body 210 of a refrigerator 200 needs to be opened, for example, a station where drawers need to be assembled, and when the refrigerator 200 is transferred to a target position by a transfer belt 300 on the production line, the door body 210 can be opened by an automatic door opening device. In one embodiment, the automatic door opening system 100 includes a rotary drive member 10, a first coupling assembly 20, a second coupling assembly 30, and a suction cup assembly 40. The rotary drive 10 is used to output torque. The first link assembly 20 is configured to be telescopic in a first direction, and one end of the first link assembly 20 is connected to the rotary driving member 10. The second link assembly 30 is connected to an end of the first link assembly 20 remote from the rotary drive member 10. The suction cup assembly 40 is used for sucking the door 210 of the refrigerator 200, and the suction cup assembly 40 is connected to the side of the second connecting assembly 30 facing the door 210. The suction cup assembly 40 is used for sucking the door 210 when the rotary driving member 10 is at the initial position and the refrigerator 200 is at the target position, and the rotary driving member 10 drives the first connecting assembly 20, the second connecting assembly 30 and the suction cup assembly 40 to rotate by a first preset angle when the suction cup assembly 40 sucks the door 210, so as to open the door 210, and simultaneously the first connecting assembly 20 is adaptively telescopic. In one embodiment, when the rotary driving member 10 is in the initial position, the first direction is parallel to the door 210, the second connecting member 30 is perpendicular to the first direction, and when the rotary driving member 10 rotates with the first connecting member 20, the second connecting member 30 and the suction cup member 40 in a direction away from the door 210, the first connecting member 20 is adaptively shortened.
The embodiment provides an automatic door opening system 100 applied to a refrigerator production line, the system comprises a rotary driving piece 10, a first connecting component 20, a second connecting component 30 and a sucker component 40 which are sequentially connected, the rotary driving piece 10 can rotate with the first connecting component 20, the second connecting component 30 and the sucker component 40, the sucker component 40 can firmly absorb a door body 210 of the refrigerator 200, so that the door body 210 is driven to be opened, the first connecting component 20 can be adaptively telescopic in the process, the length change of the position of the first connecting component during rotation is adapted, the door body 210 can be sucked by the second connecting component 30 and the sucker component 40 at a better angle as far as possible, and the door body 210 can be smoothly opened. The automatic door opening system 100 replaces manual operation and is thus efficient.
In one embodiment, the second connecting assembly 30 is configured to be retractable in a second direction, and the second direction is perpendicular to the door 210 when the rotary driving member 10 is in the initial position.
The present embodiment helps the suction cup assembly 40 to better engage the door 210 by providing the second coupling assembly 30 to be telescopic in the second direction, thus extending a distance toward the door 210 when the refrigerator 200 reaches the target position, such that the suction cup assembly 40 is close to the door 210.
Further, when the rotary driving member 10 is at the initial position, the second direction is perpendicular to the door 210, so that the suction cup assembly 40 is also perpendicular to the door 210, thereby ensuring that the suction cup assembly 40 is vertically attracted to the door 210, and ensuring the firmness of the attraction.
In one embodiment, the first and second connection assemblies 20 and 30 are each disposed horizontally.
Fig. 3 is a schematic structural view of the suction cup assembly 40 of the automatic door opening system 100 according to one embodiment of the present invention. In a further embodiment, the automatic door opening system 100 further comprises a pneumatic device coupled to the suction cup assembly 40 for controlling the suction cup assembly 40 to engage or disengage the door 210. As shown in fig. 3, the suction cup assembly 40 includes a suction cup head 41 and a pneumatic connector 42 for connecting with a pneumatic device so as to control the suction cup head 41 to be sucked or separated from the door 210 by controlling the start and stop of the pneumatic device.
In a further embodiment, the suction cup 41 is flexible and can be extended and retracted, and the suction cup 41 is configured to be extended when the door 210 is closed. As shown in fig. 3, the suction head 41 is provided in a bellows-like form, and thus can be expanded and contracted in length. It has been found that by controlling the extension of the second connecting assembly 30 by a fixed length, together with the extendable length of the suction cup 41, it is possible to substantially compensate for the positional deviations of the respective refrigerators on the production line, i.e. a small positional deviation of the respective refrigerators in the second direction each time the respective refrigerators are transported to the target position.
In this embodiment, the suction disc head 41 with a certain expansion amount is adopted, so that the position deviation of the refrigerator can be compensated in a certain range, and the effective suction of the door body 210 of each refrigerator on the production line is ensured.
In a further embodiment, the automatic door opening system 100 further comprises a position sensor 50 for detecting the position of the refrigerator 200, the position sensor 50 being connected to the second connection assembly 30, the pneumatic device and the rotary driving member 10 so as to sequentially perform the following actions when the refrigerator 200 reaches the target position: the second connecting component 30 extends for a preset length along the direction towards the door body 210, the pneumatic device drives the sucker component 40 to pull in the door body 210, and the rotary driving piece 10 rotates forward for a first preset angle. Here, the second connection assembly 30 may be extended by a preset length upon receiving the signal of the refrigerator 200 reaching the target position transmitted from the position sensor 50, the pneumatic device may be started by a first preset time after receiving the signal of the refrigerator 200 reaching the target position, and the rotary driver 10 may be started by a second preset time after receiving the signal of the refrigerator 200 reaching the target position, and the second preset time may be greater than or equal to the first preset time so as to sequentially perform the above-described actions.
After the door 210 is opened, the following actions can be sequentially implemented by a time delay manner: controlling the pneumatic means to stop so as to disengage the suction cup assembly 40 from the door 210; the second link assembly 30 is retracted by a preset length; the rotary driving member 10 continues to rotate forward by a second preset angle and then rotates backward to the initial position.
In this embodiment, by setting the position sensor 50 for detecting the position of the refrigerator, the position sensor 50 is connected with the second connecting component 30, the pneumatic device and the rotary driving member 10, so that after the refrigerator 200 reaches the target position, the second connecting component 30, the pneumatic device and the rotary driving member 10 can be ensured to sequentially act, automatic control of opening the door is realized, automatic opening of the door 210 and resetting of the automatic door opening system 100 can be completed, and thus the opening efficiency of the door 210 is improved.
Further, the rotation of the driving member 10 by a certain angle after the door 210 is opened can ensure that the automatic door opening system 100 does not block the door 210.
Fig. 4 is a schematic view illustrating an assembled structure of the suction cup assembly 40, the first coupling assembly 20, and the second coupling assembly 30 of the automatic door opening system 100 according to an embodiment of the present invention. Fig. 5 is a schematic structural view of the second link assembly 30 (the obscuration spring 22) of the automatic door opening system 100 according to one embodiment of the present invention. As shown in fig. 4, in one embodiment, the second connection assembly 30 includes a first connection bracket 31, where the first connection bracket 31 is provided with a through hole 301 extending along a first direction, for example, in fig. 4, the first connection bracket 31 includes a circular tube portion 311, and the circular tube portion 311 is provided with the through hole 301. The first connection assembly 20 includes a rotating rod 21 and a spring 22, as shown in fig. 5, the rotating rod 21 includes a first column portion 211 and a second column portion 212 connected to each other, the first column portion 211 is close to the second connection assembly 30, and an end portion of the first column portion 211 extends into the through hole 301, the first column portion 211 and the second column portion 212 form a step surface 213 facing the second connection assembly 30, the spring 22 is sleeved outside the first column portion 211, and two ends of the spring 22 are respectively abutted to the first connection bracket 31 and the step surface 213. In the embodiment shown in fig. 5, the first column portion 211 and the second column portion 212 are both cylindrical, and the diameter of the first column portion 211 is smaller than the diameter of the second column portion 212.
The first connecting assembly 20 of the present embodiment includes a rotating rod 21 and a spring 22, one end of the rotating rod 21 extends into the first connecting bracket 31, the rotating rod 21 includes a first column portion 211 and a second column portion 212, the first column portion 211 and the second column portion 212 are formed with a step surface 213, the spring 22 is sleeved outside the first column portion 211, and two ends of the spring 22 are abutted to the first connecting bracket 31 and the step surface 213, so that when the rotary driving member 10 rotates with the first connecting member, the second connecting member and the suction cup assembly 40, the spring 22 at the first connecting member can be adaptively stretched.
In one embodiment, as shown in fig. 5, the first connecting assembly 20 includes two rotating rods 21 and two springs 22, thereby better driving the second connecting assembly 30.
In one embodiment, the second connection assembly 30 comprises a linear cylinder comprising a cylinder body 32 and a piston that is retractable relative to the cylinder body 32 in a second direction, the piston being configured to move the suction cup assembly 40. The first connecting bracket 31 is fixedly connected with the cylinder body 32.
In a further embodiment, as shown in fig. 4, the second connection assembly 30 further includes a second connection bracket 33 for connecting the piston and the suction cup assembly 40.
In one embodiment, the rotary driving member 10 is a rotary cylinder, and is connected to the rotary rod 21. As shown in fig. 5, the first connection assembly 20 further includes a connection seat 23 connected to the second column portion 212, and the connection seat 23 is fixedly connected to the rotary cylinder.
By now it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described herein in detail, many other variations or modifications of the invention consistent with the principles of the invention may be directly ascertained or inferred from the present disclosure without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.

Claims (10)

1. An automatic door opening system for a refrigerator production line, comprising:
A rotary driving member for outputting torque;
A first link assembly configured to be telescopic in a first direction, one end of the first link assembly being connected to the rotary driving member;
The second connecting component is connected with one end of the first connecting component, which is far away from the rotary driving piece;
the sucking disc component is used for sucking a door body of the refrigerator and is connected to one side, facing the door body, of the second connecting component; wherein,
The sucking disc subassembly is used for when rotary drive spare is in initial position and refrigerator is in target position the actuation the door body, rotary drive spare is in the sucking disc subassembly actuation when the door body the first coupling assembling the second coupling assembling with sucking disc subassembly rotates first default angle, so that open the door body, simultaneously first coupling assembling is flexible adaptively.
2. The automatic door opening system for a refrigerator manufacturing line according to claim 1, wherein the second connection assembly is configured to be retractable in a second direction, and the second direction is perpendicular to the door body when the rotary driving member is in the initial position.
3. The automatic door opening system for a refrigerator manufacturing line according to claim 2, further comprising a pneumatic device connected to the suction cup assembly for controlling the suction cup assembly to be engaged with or disengaged from the door body.
4. An automatic door opening system for a refrigerator production line according to claim 3, wherein the suction cup assembly comprises a flexible and retractable suction cup head for being elongated when the door body is sucked in.
5. The automatic door opening system for a refrigerator manufacturing line according to claim 4, further comprising a position sensor for detecting a position of the refrigerator, the position sensor being connected to the second connection assembly, the pneumatic device and the rotary driving member so as to sequentially perform the following actions when the refrigerator reaches the target position: the second connecting component stretches for a preset length along the direction facing the door body, the pneumatic device drives the sucker component to suck the door body, and the rotary driving piece rotates forward for a first preset angle.
6. The automatic door opening system for a refrigerator production line according to any one of claims 1 to 5, wherein the second connection assembly includes a first connection bracket provided with a through hole extending in the first direction;
The first connecting assembly comprises a rotating rod and a spring, the rotating rod comprises a first column part and a second column part which are connected, the first column part is close to the second connecting assembly, the end part of the first column part stretches into the through hole, the first column part and the second column part form a step surface towards the second connecting assembly, the spring is sleeved outside the first column part, and two ends of the spring are respectively in butt joint with the first connecting support and the step surface.
7. The automatic door opening system for a refrigerator production line according to claim 6, wherein the second connecting assembly comprises a linear cylinder, the linear cylinder comprises a cylinder body and a piston, the piston is telescopic along a second direction relative to the cylinder body, the piston is used for driving the sucker assembly to move, and the first connecting bracket is fixedly connected with the cylinder body.
8. The automatic door opening system for a refrigerator manufacturing line according to claim 7, wherein the second connection assembly further comprises a second connection bracket for connecting the piston and the suction cup assembly.
9. The automatic door opening system for a refrigerator manufacturing line according to claim 6, wherein the number of the rotating lever and the spring is plural.
10. The automatic door opening system for a refrigerator manufacturing line according to claim 6, wherein the rotary driving member is a rotary cylinder connected to the rotary rod.
CN202211585629.8A 2022-12-09 2022-12-09 Automatic door opening system for refrigerator production line Pending CN118167161A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202211585629.8A CN118167161A (en) 2022-12-09 2022-12-09 Automatic door opening system for refrigerator production line
PCT/CN2023/137117 WO2024120486A1 (en) 2022-12-09 2023-12-07 Automatic door opening system for refrigerator production line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211585629.8A CN118167161A (en) 2022-12-09 2022-12-09 Automatic door opening system for refrigerator production line

Publications (1)

Publication Number Publication Date
CN118167161A true CN118167161A (en) 2024-06-11

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Application Number Title Priority Date Filing Date
CN202211585629.8A Pending CN118167161A (en) 2022-12-09 2022-12-09 Automatic door opening system for refrigerator production line

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WO (1) WO2024120486A1 (en)

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Publication number Priority date Publication date Assignee Title
US8217611B2 (en) * 2010-06-10 2012-07-10 Ennis G Thomas Automated refrigerator opener
CN111456559A (en) * 2020-04-13 2020-07-28 江门市振达机械制造有限公司 Automatic opening and closing mechanism for container door of container
CN113622778A (en) * 2021-08-31 2021-11-09 思科普压缩机(天津)有限公司 Miniaturized door opening and closing machine
CN219344438U (en) * 2023-03-27 2023-07-14 无锡先导智能装备股份有限公司 Door opening mechanism and door opening device

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