CN212845500U

CN212845500U - Precooling plate opening and closing device

Info

Publication number: CN212845500U
Application number: CN202021587345.9U
Authority: CN
Inventors: 严邦民
Original assignee: Hangzhou Changchuan Technology Co Ltd
Current assignee: Hangzhou Changchuan Technology Co Ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-03-30
Anticipated expiration: 2030-08-04

Abstract

The utility model relates to a precooling dish opening and closing device, including the bearing, opening and shutting mechanism and relocation mechanism. The bearing seat is provided with a guide part and an accommodating space, the accommodating space is used for placing a component to be tested, and the top of the bearing seat is provided with an open hole. The opening and closing mechanism comprises a connecting piece, a driving piece and an opening and closing door, the opening and closing door is movably arranged on the guide portion of the bearing seat, one end of the connecting piece is connected with the opening and closing door, the other end of the connecting piece is connected with the driving piece, and the driving piece is used for driving the opening and closing door to shield or open the opening of the bearing seat. The floating mechanism comprises a floating connecting block, and the floating connecting block is connected with the opening and closing door and the connecting piece to enable the connecting piece to float. Under the effect of relocation mechanism, the connecting piece can float, can solve like this and open and shut the door and remove the in-process and the depth of parallelism problem of guide part, avoids opening and shutting the door and the in-process that opens and shuts to appear the phenomenon that blocks and pause to guarantee production efficiency.

Description

Precooling plate opening and closing device

Technical Field

The utility model relates to a precooling dish technical field especially relates to a precooling dish opening and closing device.

Background

With the rapid development of science and technology, products such as communication equipment and consumer electronics are more and more, electronic components are one of the main components of the electronic products, and the quality of the electronic components is directly related to the quality of the electronic products. In the actual usage process, the electronic components may be in a low temperature or high temperature environment, so after the electronic components are produced, the electronic components need to be subjected to a cold testing operation or a hot testing operation to sort out defective products.

When the electronic element needs to be tested, the opening and closing device of the precooling plate is opened, and the electronic element is placed in the test seat. However, the conventional pre-cooling plate opening and closing device is jammed in the opening and closing process, which affects the production efficiency.

SUMMERY OF THE UTILITY MODEL

Therefore, a pre-cooling disc opening and closing device is needed, which can avoid the phenomenon of blocking of the opening and closing door in the opening and closing process and ensure the production efficiency.

A pre-chilled disk opening and closing device, comprising:

the bearing seat is provided with a guide part and an accommodating space, and the accommodating space is used for placing the element to be tested; an open hole is formed in the top of the bearing seat;

the opening and closing mechanism comprises a connecting piece, a driving piece and an opening and closing door, the opening and closing door is movably arranged on the guide part of the bearing seat, the connecting piece is connected with the opening and closing door and the driving piece, and the driving piece is used for driving the opening and closing door to shield or open the opening of the bearing seat; and

the floating mechanism comprises a floating connecting block, and the floating connecting block is connected with the opening and closing door and the connecting piece, so that the connecting piece can float.

In one embodiment, the connecting piece is provided with a bar hole; one end of the floating connecting block is connected with the opening and closing door, and the floating connecting block is arranged in a strip hole of the connecting piece;

and/or, the opening and closing door is provided with a mounting groove, one end part of the floating connecting block is connected with the connecting piece, and the floating connecting block is arranged in the mounting groove of the opening and closing door.

In one embodiment, the bar hole and the mounting groove are both provided with a first inner wall and a second inner wall, an extension line of the first inner wall is intersected with the moving direction of the opening and closing door, and an extension line of the second inner wall is the same as the moving direction of the opening and closing door; the lateral part of the floating connecting block is clamped with the first inner wall of the bar hole, and the end part of the floating connecting block is spaced from the second inner wall of the bar hole.

In one embodiment, the number of the floating connecting blocks is at least two, the floating connecting blocks are oppositely arranged, and two sides of the connecting piece are connected with the floating connecting blocks.

In one embodiment, the pre-cooling plate opening and closing device further comprises a guide member disposed along the moving direction of the opening and closing door, and the connecting member is slidably connected to the guide member.

In one embodiment, the guide part is provided with a plurality of guide grooves which are arranged at intervals along the height direction of the bearing seat;

the opening and closing door comprises a movable cover plate and an opening and closing cover plate, the opening and closing cover plate and the movable cover plate are slidably arranged in different guide grooves, and the opening and closing cover plate is slidably arranged on the movable cover plate.

In one embodiment, the pre-cooling disc opening and closing device further comprises a heating assembly, and the heating assembly is arranged on the bearing seat and used for heating the bearing seat.

In one embodiment, the pre-cooling disk opening and closing device further comprises an air joint, and the air joint is arranged on the side part of the bearing seat;

the precooling plate opening and closing device further comprises a gas distribution plate, the gas distribution plate is provided with a plurality of vent holes, the gas distribution plate is arranged in the containing space, and the gas distribution plate corresponds to the gas connectors.

In one embodiment, the connecting piece comprises a first connecting piece and a second connecting piece, the driving piece comprises a first driving piece and a second driving piece, and the opening and closing door comprises a first opening and closing door and a second opening and closing door;

the first connecting piece is connected with the first opening and closing door and the first driving piece, and the second driving piece is arranged on the first connecting piece; the second connecting piece is connected to the second driving piece and connected to the second opening and closing door, and the second driving piece can drive the second connecting piece.

In one embodiment, the first driving member comprises a driving motor, synchronous pulleys and a synchronous belt in transmission connection with the synchronous pulleys, the synchronous pulleys are arranged at intervals along the moving direction of the opening and closing door, one of the synchronous pulleys is connected to an output shaft of the driving motor, and the first opening and closing door is connected with the synchronous belt through the first connecting member;

the second driving piece is an air cylinder, a cylinder body of the air cylinder is arranged on the first connecting piece, and a power output shaft of the air cylinder is connected to the second connecting piece.

Foretell precooling dish device that opens and shuts through setting up the relocation mechanism, under the effect of relocation mechanism, the connecting piece can float, can solve like this and open and shut the door and remove the depth of parallelism problem of in-process and guide part, avoids opening and shutting the door phenomenon that the card is pause appearing in the in-process that opens and shuts to guarantee production efficiency.

Drawings

Fig. 1 is a schematic structural view of a pre-cooling plate opening and closing device according to an embodiment of the present invention;

FIG. 2 is an enlarged partial schematic view of the pre-chilled disk opening and closing device shown in FIG. 1 at A;

fig. 3 is a top view of the pre-cooling plate opening and closing device shown in fig. 1.

Reference numerals:

10. a bearing seat; 11. a guide portion; 111. a guide groove; 12. an opening is formed; 20. an opening and closing mechanism; 21. a connecting member; 211. a first connecting member; 212. a second connecting member; 213. a bar hole; 2131. a first inner wall; 2132. a second inner wall; 22. a drive member; 221. a first driving member; 2212. a synchronous pulley; 2213. a synchronous belt; 2214. a drive motor; 222. a second driving member; 23. opening and closing the door; 231. a first opening and closing door; 232. a second opening and closing door; 233. opening and closing the cover plate; 234. moving the cover plate; 30. a floating mechanism; 31. a floating connecting block; 40. a guide member; 50. a drag chain; 60. a gas joint; 70. a gas distribution plate; 80. mounting a plate; 90. buffer stop block.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

Referring to fig. 1, 2 and 3, fig. 1 shows a schematic structural diagram of a pre-cooling disc opening and closing device in an embodiment of the present invention, fig. 2 shows a schematic partial enlarged view of the pre-cooling disc opening and closing device shown in fig. 1 at a, and fig. 3 shows a top view of the pre-cooling disc opening and closing device shown in fig. 1. An embodiment of the utility model provides a precooling dish device that opens and shuts, including bearing 10, opening and shutting mechanism 20 and relocation mechanism 30. The socket 10 has a guide 11 and an accommodating space for placing a device under test. The top of the socket 10 is provided with an open mouth 12. The opening and closing mechanism 20 comprises a connecting piece 21, a driving piece 22 and an opening and closing door 23, the opening and closing door 23 is slidably connected with the guide part 11 of the bearing seat 10, the connecting piece 21 is connected with the opening and closing door 23 and is connected with the driving piece 22, and the driving piece 22 is used for driving the opening and closing door 23 to shield or open the opening 12 of the bearing seat 10. The floating mechanism 30 includes a floating connection block 31, and the floating connection block 31 connects the opening/closing door 23 and the connection member 21 so that the connection member 21 can float.

Above-mentioned precooling dish device that opens and shuts through setting up relocation mechanism 30, under relocation mechanism 30's effect, connecting piece 21 can float, can solve like this and open and shut door 23 and remove the depth of parallelism problem of in-process and guide part 11, avoids opening and shutting door 23 and the phenomenon that the in-process that opens and shuts appears blocking to guarantee production efficiency.

In one embodiment, referring to fig. 1 and 2, the connector 21 is provided with a bar hole 213. One end of the floating connecting block 31 is connected to the opening/closing door 23, and the floating connecting block 31 is disposed in the bar hole 213. And/or, the opening and closing door 23 is provided with a mounting groove, one end part of the floating connecting block 31 is connected with the connecting piece 21, and the floating connecting block 31 is arranged in the mounting groove. In the process that driving piece 22 drives door 23 that opens and shuts and remove, connecting piece 21 can float, can solve door 23 that opens and shuts like this and remove the depth of parallelism problem of in-process and guide part 11, avoids door 23 that opens and shuts to appear the phenomenon of card pause at the in-process that opens and shuts to guarantee production efficiency.

Further, referring to fig. 1 and 2, the bar hole 213 and the mounting groove have a first inner wall 2131 and a second inner wall 2132, an extension line of the first inner wall 2131 intersects with a moving direction of the opening/closing door 23, and an extension line of the second inner wall 2132 is the same as the moving direction of the opening/closing door 23. The side of the floating connection block 31 is engaged with the first inner wall 2131 of the bar hole 213, and the end of the floating connection block 3131 is spaced apart from the second inner wall 2132 of the bar hole 213. In the process that the driving piece 22 drives the opening and closing door 23 to move, the connecting piece 21 can float, for example, the connecting piece 21 floats up, down, left and right, the phenomenon that the opening and closing door 23 is blocked is avoided, and therefore the production efficiency is guaranteed.

In the embodiment, the floating connection block 31 is a square block, and the bar hole 213 is a square hole. Of course, in other embodiments, the floating connection block 31 and the bar hole 213 may have other shapes, but not limited thereto.

Further, referring to fig. 1 and 2, one connecting member 21 is provided with at least two bar holes 213, and the bar holes 213 are spaced apart. Therefore, the problem of parallelism of the opening and closing door 23 and the guide part 11 in the moving process can be better solved, and the phenomenon that the opening and closing door 23 is blocked in the opening and closing process is avoided, so that the production efficiency is ensured.

In another embodiment, at least two floating connection blocks 31 are provided, the floating connection blocks 31 are oppositely disposed on the opening and closing door 23, and both sides of the connection member 21 are connected to the floating connection blocks 31. So, in the in-process that driving piece 22 drove door 23 that opens and shuts and remove, connecting piece 21 can float, and for example connecting piece 21 floats about upper and lower, avoids door 23 that opens and shuts to appear the phenomenon of card pause to guarantee production efficiency.

In one embodiment, referring to fig. 1 and 3, the pre-cooling plate opening and closing device further includes a guide 40, the guide 40 is disposed along the moving direction of the opening and closing door 23, and the connection member 21 is slidably connected to the guide 40. By arranging the guide member 40 along the moving direction of the opening/closing door 23, the problem of parallelism between the opening/closing door 23 and the driving member 22 during movement can be solved, thereby ensuring the stability of the operation of the opening/closing door 23.

Alternatively, the guide 40 is a linear guide provided along the moving direction of the opening and closing door 23. One end of the connecting piece 21 is provided with a slide block which is slidably arranged on the linear guide rail. Alternatively, the guide 40 is a guide groove, and the slide block is slidably provided in the guide groove.

In one embodiment, referring to fig. 1 and 3, the guide portion 11 is provided with a plurality of guide grooves 111, and the guide grooves 111 are spaced apart in a height direction of the socket 10. The opening/closing door 23 includes an opening/closing cover 233 and a movable cover 234, an end of the movable cover 234 and an end of the opening/closing cover 233 are slidably provided in the different guide grooves 111, respectively, and the opening/closing cover 233 is slidably provided on the movable cover 234. The opening and closing door 23 adopts the 'stacked' opening and closing mode, the whole size of the opening and closing device of the precooling plate can be reduced, the integratability is increased, meanwhile, the opening and closing door can be used in a modularized mode, and the application range is enlarged.

It should be noted that the number of the movable cover plates 234 can be set according to the size of the device to be tested. If the size of the element to be measured is smaller, one movable cover plate 234 can be arranged, and the opening and closing cover plate 233 can be movably arranged on the movable cover plate 234, so that the whole size of the opening and closing device of the pre-cooling disc can be reduced while the manipulator takes and puts the material. Specifically, in the present embodiment, there are two movable cover plates 234, two movable cover plates 234 and two openable cover plates 233 are sequentially stacked, and two adjacent cover plates are slidably connected.

Specifically, in the present embodiment, referring to fig. 1 and 3, the floating connection block 31 is disposed on the open/close cover plate 233, and the connection member 21 is connected to the open/close cover plate 233 through the floating connection block 31. The driving member 22 is started, the driving member 22 drives the connecting member 21 to move, and the connecting member 21 drives the opening and closing cover plate 233 to move in the moving process, so as to drive the movable cover plate 234 to move, thereby opening and closing the opening and closing door 23.

In one embodiment, referring to fig. 1 and 3, there are two opening and closing mechanisms 20. Specifically, the connecting member 21 includes a first connecting member 211 and a second connecting member 212, the driving member 22 includes a first driving member 221 and a second driving member 222, and the opening/closing door 23 includes a first opening/closing door 231 and a second opening/closing door 232. The first connecting member 211 is connected to the first opening/closing door 231 and the first driving member 221. The second driving member 222 is disposed on the first connecting member 211; the second connecting member 212 is connected to the power output shaft of the second driving member 222 and to the second opening/closing door 232. Through setting up first door 231 and the second door 232 that opens and shuts, first driving piece 221 drives first door 231 and the second door 232 that opens and shuts and moves to the below of manipulator, second driving piece 222 redrives second door 232 that opens and shuts and moves, and then opens door 23 that opens and shuts, can reduce the drive stroke like this, reduce the door time that opens and shuts, the influence of outside environment to the inside dew point of precooling dish opening and shutting device, and then provide comparatively stable test environment.

Specifically, referring to fig. 1 and 3, the first driving member 221 includes a driving motor 2214, a timing belt 2212, and a timing belt 2213 drivingly connected to the timing belt 2212. The timing pulleys 2212 are arranged at intervals along the moving direction of the opening/closing door 23, one timing pulley 2212 is connected to an output shaft of the driving motor 2214, and the first opening/closing door 231 is connected to the timing belt 2213 through the first connecting member 211. The driving motor 2214 is started, the driving motor 2214 drives the synchronous belt wheel 2212 to rotate, and then the first opening and closing door 231, the second driving piece 222 and the second opening and closing door 232 are driven to move, so that the first opening and closing door 231 and the second opening and closing door 232 move to the lower part of the manipulator.

Specifically, the second driving member 222 is an air cylinder, a cylinder body of the air cylinder is disposed on the first connecting member 211, and a power output shaft of the air cylinder is connected to the second connecting member 212. Specifically, the second driving member 222 further includes a cylinder connecting block, which is provided at the second connecting member 212 for connecting a power output shaft of the cylinder. After the first driving member 221 drives the first opening/closing door 231 and the second opening/closing door 232 to move to the lower side of the manipulator, the cylinder is started, and the cylinder drives the second opening/closing door 232 to move, so as to open the opening/closing door 23.

The structures of the first driving element 221 and the second driving element 222 are not limited to the two structures of the air cylinder and the synchronous pulley assembly, as long as the first driving element 221 and the second driving element 222 can drive the opening/closing door 23 to move. In other embodiments, the first driving member 221 and the second driving member 222 may also have several structures, for example, the first driving member 221 and the second driving member 222 may include a servo motor, a lead screw connected to an output shaft of the servo motor, and a lead screw nut threadedly connected to the lead screw. Alternatively, the first driving member 221 and the second driving member 222 include a servo motor, a gear and a rack, and the opening/closing door 23 is driven to move by the gear and the rack, so as to open and close the opening/closing door 23.

In another embodiment, the driving member 22 of the opening and closing mechanism 20 may also be provided with one, and the opening and closing of the opening and closing door 23 is realized by one driving member 22 simultaneously driving the opening and closing door 23 to move in the opposite direction. Specifically, the driving member 22 includes a driving wheel and a transmission belt in transmission connection with the driving wheel, and two opening and closing doors 23 are respectively connected with the transmission belts on two sides of the driving wheel. Through connecting the drive belt of drive wheel both sides respectively with two door 23 that open and shut, the drive belt can drive two door 23 that open and shut and move to opposite direction simultaneously, realizes opening and shutting of door 23.

In one embodiment, referring to fig. 1 and 3, when the second driving element 222 is an air cylinder, the pre-cooling plate opening and closing device further includes a guide groove 111 and a drag chain 50, the drag chain 50 is movably disposed in the guide groove 111, and an air pipe of the air cylinder is disposed on the drag chain 50. By placing the gas pipe in the drag chain 50, the cylinder can be prevented from rubbing against other parts during the movement of the opening and closing door 23. It should be noted that the guiding groove 111 is disposed along the extending or retracting direction of the power output shaft of the cylinder. By movably arranging the drag chain 50 in the guide groove 111, the guide groove 111 guides the drag chain 50, and the drag chain 50 is prevented from influencing the stability of the cylinder due to the deviation of the moving direction.

In one embodiment, the pre-cooling disc opening and closing device further includes a mounting plate 80 and a buffering stopper 90, the mounting plate 80 is disposed on the first connecting member 211, and the buffering stopper 90 and the second driving member 222 are disposed on the mounting plate 80, so as to facilitate installation. It should be noted that the buffer limiting block 90 is made of an elastic material. Through setting up the buffering stopper 90, the noise that hits the production when the door 23 that opens and shuts is closed can be reduced to buffering stopper 90.

In one embodiment, the pre-cooling disc opening and closing device further comprises a heating assembly disposed on the tray 10 for heating the tray 10. Through setting up heating element, heating element heats bearing seat 10, makes the outside temperature of bearing seat 10 keep at normal atmospheric temperature state, avoids bearing seat 10 because of the phenomenon of the interior external surface dewfall that the temperature is low excessively causes.

Optionally, the heating assembly comprises a plurality of silica gel heating sheets, and the plurality of silica gel heating sheets are arranged on the lateral part of the bearing seat 10, so that the phenomenon that the lateral part of the bearing seat 10 is dewed due to too low temperature can be avoided. Specifically, in the present embodiment, the plurality of silicone heating sheets are respectively disposed at the outer sides of the lateral portions of the socket 10.

In one embodiment, the pre-cooling disc opening and closing device further includes a temperature detector for detecting the temperature of the socket 10, so that the tester can know the temperature of the socket 10 in real time, and thus adjust the heating temperature of the heating assembly.

Furthermore, the precooling disc opening and closing device further comprises a controller, and the controller is electrically connected with the heating assembly and the temperature detector respectively. A temperature value is preset in the controller, which may be a minimum temperature value for preventing the dew condensation phenomenon of the socket 10. When the temperature detector detects that the temperature value of the bearing seat 10 is less than the preset temperature value, the controller controls the heating assembly to increase the heating power; when the temperature detector detects that the temperature of the bearing seat 10 is higher than the preset temperature value, the controller controls the heating assembly to reduce the heating power or not to heat, so that the electric energy can be saved.

In one embodiment, referring to fig. 1, the pre-cooling disk opening and closing device further includes an air connector 60, and the air connector 60 is disposed at a side portion of the socket 10. Dry gas may be added to the socket 10 through the gas joint 60 for the purpose of controlling the dew point.

Further, referring to fig. 1, the pre-cooling plate opening and closing device further includes an air distribution plate 70, the air distribution plate 70 is provided with a plurality of vent holes, the air distribution plate 70 is disposed in the accommodating space, and the air distribution plate 70 is disposed corresponding to the air connectors 60. When in use, dry gas is filled into the bearing seat 10 through the gas connector 60, and the gas-filled plate blows the dry gas into the accommodating space uniformly under the action of the gas-filled plate 70, thereby effectively controlling the dew point.

Specifically, in the present embodiment, a plurality of air connectors 60 are provided, and the plurality of air connectors 60 are respectively provided at two sides of the socket 10. The number of the gas distribution plates 70 is two, and the two gas distribution plates 70 are disposed at two sides of the bearing seat 10 and are disposed corresponding to the position of the gas joint 60.

Referring to fig. 1, the working process of the pre-cooling plate opening and closing device in the embodiment is as follows:

when the manipulator moves above the pre-cooling disc opening and closing device, the driving motor 2214 is started, the driving motor 2214 drives the synchronous belt 2213 to move, and then the opening and closing cover plate 233 is driven to move; when the cover plate 233 is moved to the lower side corresponding to the manipulator, the cylinder is started to drive one of the cover plates 233 to move, so that the door 23 can be opened, and the manipulator can place the component to be tested in the accommodating space of the socket 10 or take out the component to be tested in the accommodating space. After the material is taken and put, the cylinder drives the opening and closing cover plate 233 to move reversely, so as to shield the opening 12 of the bearing seat 10.

When the pre-cooling disc is pre-cooled, the heating assembly starts to heat, so that the temperature of the outer side of the bearing seat 10 is kept at the normal temperature, and the bearing seat 10 is prevented from dewing. During the heating process, the temperature sensor detects the temperature of the socket 10 in real time. Meanwhile, the air connector 60 is opened, dry air is filled into the accommodating space of the socket 10, and the dry air is uniformly blown into the accommodating space through the air-separating plate 70, so that the accommodating space of the socket 10 is ensured to be in a stable low dew point environment.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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 defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A pre-chilled disk opening and closing device, comprising:

2. The pre-chilled tray opening and closing device of claim 1, wherein the connector is provided with a bar hole; one end of the floating connecting block is connected with the opening and closing door, and the floating connecting block is arranged in a strip hole of the connecting piece;

3. The pre-cooling tray opening and closing device according to claim 2, wherein the bar hole and the mounting groove each have a first inner wall and a second inner wall, an extension line of the first inner wall intersects with a moving direction of the opening and closing door, and an extension line of the second inner wall is the same as the moving direction of the opening and closing door; the lateral part of the floating connecting block is clamped with the first inner wall of the bar hole, and the end part of the floating connecting block is spaced from the second inner wall of the bar hole.

4. The pre-cooling disc opening and closing device according to claim 1, wherein at least two floating connection blocks are provided, the floating connection blocks are disposed opposite to each other, and both sides of the connection member are connected to the floating connection blocks.

5. The pre-cooling disc opening and closing device according to claim 1, further comprising a guide member disposed along a moving direction of the opening and closing door, wherein the connecting member is slidably connected to the guide member.

6. The pre-cooling disk opening and closing device according to claim 1, wherein the guide portion is provided with a plurality of guide grooves, and the guide grooves are arranged at intervals in a height direction of the holder;

7. The pre-cooling disc opening and closing device of claim 1, further comprising a heating assembly disposed on the seat for heating the seat.

8. The pre-cooling disc opening and closing device of claim 1, further comprising an air connector provided at a side portion of the seat;

9. The pre-chill plate opening and closing device of any one of claims 1 to 8, wherein the connecting member comprises a first connecting member and a second connecting member, the driving member comprises a first driving member and a second driving member, and the opening and closing door comprises a first opening and closing door and a second opening and closing door;

10. The pre-cooling disc opening and closing device according to claim 9, wherein the first driving member includes a driving motor, synchronous pulleys and a synchronous belt in transmission connection with the synchronous pulleys, the synchronous pulleys are arranged at intervals along a moving direction of the opening and closing door, one of the synchronous pulleys is connected to an output shaft of the driving motor, and the first opening and closing door is connected to the synchronous belt through the first connecting member;