CN216965227U

CN216965227U - Cooling device and vacuum dispenser with same

Info

Publication number: CN216965227U
Application number: CN202220687861.1U
Authority: CN
Inventors: 姜鹏; 陈鹏; 王洪兵; 陈星�
Original assignee: Changzhou Mingseal Robotic Technology Co Ltd
Current assignee: Changzhou Mingseal Robotic Technology Co Ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-07-15
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses a cooling device of a vacuum dispenser, wherein the vacuum dispenser comprises a vacuum chamber, and a visual positioning device and a curing device are arranged in the vacuum chamber; the cooling device includes: the first switching assembly is arranged on the upper cavity wall of the vacuum cavity, the second switching assembly is arranged on the upper cavity wall of the vacuum cavity, and the visual cooling mechanism penetrates through the first switching assembly to be connected with the visual positioning device so as to cool the visual positioning device; and the solidification cooling mechanism passes through the second switching assembly and is connected with the solidification device so as to cool the solidification device. The visual positioning device and the curing device can be cooled and radiated respectively through the visual cooling mechanism and the curing cooling mechanism, and the sealing performance of the vacuum cavity chamber and the vacuum degree in the vacuum cavity chamber can be ensured through the first switching assembly and the second switching assembly.

Description

Cooling device and vacuum glue dispenser with same

Technical Field

The utility model relates to the technical field of vacuum dispensing, in particular to a cooling device and a vacuum dispensing machine with the same.

Background

The vacuum glue dispenser is equipment for dispensing glue on a workpiece in a vacuum environment. At present, in order to improve the working efficiency, a dispenser integrating a dispensing process, a pressing process and a curing process into a vacuum chamber is proposed, however, a light source is required to be used in the dispensing process and the curing process, and the light source can generate heat under a long-time working state, however, the vacuum chamber is a closed space, and the light source cannot effectively dissipate heat, which affects the processing quality of workpieces.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art.

Therefore, the cooling device and the vacuum glue dispenser with the same are provided, so that the temperature of a light source in the vacuum glue dispenser can be reduced and the heat dissipation can be realized, and the processing quality of workpieces can be improved.

According to the cooling device of the vacuum dispenser, the vacuum dispenser comprises a vacuum chamber, and a visual positioning device and a curing device are arranged in the vacuum chamber; the cooling device includes: the first switching assembly is mounted on the upper cavity wall of the vacuum cavity, the second switching assembly is mounted on the upper cavity wall of the vacuum cavity, and the visual cooling mechanism penetrates through the first switching assembly to be connected with the visual positioning device so as to cool the visual positioning device; and the solidification cooling mechanism penetrates through the second switching assembly to be connected with the solidification device so as to cool the solidification device.

The utility model has the advantages that the visual positioning device and the curing device can be cooled and radiated respectively through the visual cooling mechanism and the curing cooling mechanism, and the sealing performance of the vacuum cavity chamber and the vacuum degree in the vacuum cavity chamber can be ensured through the first switching assembly and the second switching assembly.

According to one embodiment of the utility model, the visual cooling mechanism comprises:

a gas source located outside the vacuum chamber;

one end of the visual cooling inlet pipeline is connected with the air source, and the other end of the visual cooling inlet pipeline is connected with the visual positioning device;

and one end of the visual cooling loop pipeline is connected with the air source, and the other end of the visual cooling loop pipeline is connected with the visual positioning device.

According to one embodiment of the present invention, a solidification cooling mechanism includes:

a water-cooled tank located outside the vacuum chamber;

one end of the solidification cooling inlet pipeline is connected with the water cooling tank, and the other end of the solidification cooling inlet pipeline is connected with the solidification device;

and one end of the solidification cooling loop pipeline is connected with the water cooling tank, and the other end of the solidification cooling loop pipeline is connected with the solidification device.

According to one embodiment of the utility model, a first through hole, a second through hole, a third through hole and a fourth through hole are formed in the upper cavity wall of the vacuum cavity, the other end of the visual cooling inlet pipeline penetrates through the first through hole to be connected with the visual positioning device, the other end of the visual cooling loop pipeline penetrates through the second through hole to be connected with the visual positioning device, the other end of the solidification cooling inlet pipeline penetrates through the third through hole to be connected with the solidification device, and the other end of the solidification cooling loop pipeline penetrates through the fourth through hole to be connected with the solidification device.

According to one embodiment of the utility model, the first adapter assembly comprises:

the first upper rotating joint is arranged on the outer surface of the upper cavity wall of the vacuum chamber and is communicated with the first through hole;

the first lower adapter is arranged on the inner surface of the upper cavity wall of the vacuum chamber and communicated with the first through hole;

the other end of the vision cooling access pipeline sequentially penetrates through the first upper adapter, the first through hole and the first lower adapter to be connected with the vision positioning device.

According to one embodiment of the utility model, the first junction assembly further comprises:

the second upper connector is arranged on the outer surface of the upper cavity wall of the vacuum cavity and is communicated with the second through hole;

a second lower swivel mounted on an inner surface of the upper chamber wall of the vacuum chamber, the second lower swivel in communication with the second through-hole;

and the other end of the visual cooling loop pipeline sequentially penetrates through the second upper rotary joint, the second through hole and the second lower rotary joint to be connected with the visual positioning device.

According to one embodiment of the utility model, the second adapter assembly comprises:

the third upper connector is arranged on the outer surface of the upper cavity wall of the vacuum cavity and communicated with the third through hole;

a third lower swivel mounted on an inner surface of the upper chamber wall of the vacuum chamber, the third lower swivel in communication with the third through hole;

and the other end of the solidification and cooling inlet pipeline sequentially passes through a third upper rotary joint, a third through hole and a third lower rotary joint and is connected with the solidification device.

According to an embodiment of the present invention, the second adapter assembly further comprises:

the fourth upper rotary joint is arranged on the outer surface of the upper cavity wall of the vacuum chamber and is communicated with the fourth through hole;

a fourth lower swivel mounted on an inner surface of the upper chamber wall of the vacuum chamber, the fourth lower swivel in communication with the fourth through-bore;

and the other end of the solidification cooling loop pipeline sequentially penetrates through the fourth upper rotary joint, the fourth through hole and the fourth lower rotary joint to be connected with the solidification device.

According to an embodiment of the present invention, the first upper joint, the first lower joint, the second upper joint, the second lower joint, the third upper joint, the third lower joint, the fourth upper joint, and the fourth lower joint have the same structure.

The vacuum dispenser according to the embodiment of the utility model comprises the cooling device of the vacuum dispenser.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic view of the structure of the cooling device of the present invention.

Fig. 2 is a top view of the cooling device of the present invention.

Fig. 3 is a cross-sectional view of the cooling device of the present invention.

FIG. 4 is a cross-sectional view of the upper chamber wall of the vacuum chamber of the present invention.

Fig. 5 is a schematic structural diagram of the first and second adapter assemblies of the present invention.

Fig. 6 is a schematic structural diagram of the visual positioning apparatus of the present invention.

Fig. 7 is a cross-sectional view of a curing apparatus of the present invention.

Fig. 8 is a perspective view of the curing apparatus of the present invention.

Figure 9 is a schematic structural view of an adapter of the present invention.

Figure 10 is a cross-sectional view of an adapter of the present invention.

In the figure: 100. a cooling device; 1. a vacuum chamber; 2. a visual positioning device; 3. a curing device; 4. a first transfer assembly; 5. a second adapter component; 6. a visual cooling mechanism; 7. a solidification cooling mechanism; 11. a first through hole; 12. a second through hole; 13. a third through hole; 14. a fourth via hole; 21. a vacuum camera; 22. a visual light source; 221. a first interface; 222. a second interface; 31. a housing; 32. an ultraviolet light source; 33. an accommodating chamber; 34. a third interface; 35. a fourth interface; 41. a first upper adapter; 42. a first lower adapter; 43. a second upper adapter; 44. a second down-turning joint; 51. a third upper adapter; 52. a third down-turning joint; 53. a fourth upper adapter; 54. a fourth lower swivel joint; 61. a gas source; 62. a vision cooling access conduit; 63. a vision cooling loop conduit; 71. a water cooling tank; 72. solidifying and cooling the inlet pipeline; 73. solidifying the cooling circuit pipe; 81. a copper pad; 82. an adapter; 83. a centering ring; 84. a seal ring; 85. and (5) hooping.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams each illustrating the basic structure of the present invention only in a schematic manner, and thus show only the constitution related to the present invention.

In the description of the present invention, it is to be understood that the terms "central," "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 are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

As shown in fig. 1 to 10, the cooling device of a vacuum dispenser according to the present invention comprises a vacuum chamber 1, wherein a visual positioning device 2 and a curing device 3 are disposed in the vacuum chamber 1. The cooling device includes: first switching subassembly 4, second switching subassembly 5, vision cooling mechanism 6 and solidification cooling mechanism 7, first switching subassembly 4 is installed on the upper chamber wall of vacuum chamber 1, and second switching subassembly 5 is installed on the upper chamber wall of vacuum chamber 1, and vision cooling mechanism 6 passes first switching subassembly 4 and is connected with vision positioner 2 to lower the temperature to vision positioner 2, and solidification cooling mechanism 7 passes second switching subassembly 5 and is connected with solidification equipment 3, in order to lower the temperature to solidification equipment 3.

The utility model has simple structure and convenient operation, can respectively cool and radiate the visual positioning device 2 and the curing device 3 through the visual cooling mechanism 6 and the curing cooling mechanism 7, and can ensure the sealing performance of the vacuum cavity chamber and the vacuum degree in the vacuum cavity chamber through the first switching assembly 4 and the second switching assembly 5.

According to an embodiment of the present invention, the visual cooling mechanism 6 comprises: air supply 61, vision cooling inlet line pipeline 62 and vision cooling circuit pipeline 63, air supply 61 are located vacuum chamber 1 outside, and vision cooling inlet line pipeline 62 one end is connected with air supply 61, and the other end of vision cooling inlet line pipeline 62 is connected with vision positioner 2, and the one end of vision cooling circuit pipeline 63 is connected with air supply 61, and the other end of vision cooling circuit pipeline 63 is connected with vision positioner 2. The solidification cooling mechanism 7 includes: a water cooling tank 71, a solidification cooling inlet pipeline 72 and a solidification cooling loop pipeline 73, wherein the water cooling tank 71 is positioned outside the vacuum chamber 1, one end of the solidification cooling inlet pipeline 72 is connected with the water cooling tank 71, the other end of the solidification cooling inlet pipeline 72 is connected with the solidification device 3, one end of the solidification cooling loop pipeline 73 is connected with the water cooling tank 71, and the other end of the solidification cooling loop pipeline 73 is connected with the solidification device 3. In other words, the air source 61 can introduce air into the interior of the visual positioning apparatus 2 through the visual cooling circuit conduit 62, and then the air can return to the air source 61 through the visual cooling circuit conduit 63, and during this cycle, the air can carry away heat generated by the visual positioning apparatus 2, and reduce the temperature of the visual positioning apparatus 2. The inside coolant liquid that is equipped with of water-cooling tank 71, the coolant liquid can get into solidification equipment 3 inside through solidification cooling inlet pipeline 72, then, the coolant liquid rethread solidification cooling return circuit pipeline 73 gets back to water-cooling tank 71, and at this circulation in-process, the heat that solidification equipment 3 produced can be taken away to the coolant liquid, reduces solidification equipment 3's temperature.

Specifically, the visual positioning device 2 includes a vacuum camera 21 and a visual light source 22, and the visual light source 22 is connected to the vacuum camera 21. The visual light source 22 is provided with a first interface 221 and a second interface 222, the other end of the visual cooling inlet channel 62 can be connected with the first interface 221, and the other end of the visual cooling loop channel 63 can be connected with the second interface 222. The curing device 3 comprises a shell 31 and an ultraviolet light source 32, wherein the ultraviolet light source 32 is fixedly connected with the shell 31, an accommodating cavity 33 can be formed between the ultraviolet light source 32 and the shell 31, and the light-emitting surface of the ultraviolet light source 32 faces away from the accommodating cavity 33. The shell 31 is provided with a third interface 34 and a fourth interface 35, the other end of the solidification cooling inlet pipeline 72 can be connected with the third interface 34, the other end of the solidification cooling loop pipeline 73 can be connected with the fourth interface 35, and the third interface 34 and the fourth interface 35 are both communicated with the accommodating cavity 33.

According to an embodiment of the present invention, the upper chamber wall of the vacuum chamber 1 is provided with a first through hole 11, a second through hole 12, a third through hole 13 and a fourth through hole 14, the other end of the visual cooling inlet pipeline 62 passes through the first through hole 11 to be connected to the visual positioning device 2, the other end of the visual cooling loop pipeline 63 passes through the second through hole 12 to be connected to the visual positioning device 2, the other end of the solidification cooling inlet pipeline 72 passes through the third through hole 13 to be connected to the solidification device 3, and the other end of the solidification cooling loop pipeline 73 passes through the fourth through hole 14 to be connected to the solidification device 3. The first adaptor assembly 4 is mounted on the first and second through

holes

11 and 12 to seal the first and second through

holes

11 and 12. The second adaptor assembly 5 is mounted on the third and fourth through

holes

13 and 14 to seal the third and fourth through

holes

13 and 14.

Specifically, the first junction component 4 includes: first upper adapter 41, first adapter 42, second upper adapter 43 and second lower adapter 44, first upper adapter 41 is installed at the surface of the upper chamber wall of vacuum chamber 1, first upper adapter 41 is linked together with first through-hole 11, first adapter 42 is installed at the internal surface of the upper chamber wall of vacuum chamber 1, first lower adapter 42 is linked together with first through-hole 11, the other end of vision cooling inlet pipeline 62 passes first upper adapter 41, first through-hole 11 and first adapter 42 in proper order and is connected with vision positioner 2. The second upper joint 43 is installed on the outer surface of the upper cavity wall of the vacuum chamber 1, the second upper joint 43 is communicated with the second through hole 12, the second lower joint 44 is installed on the inner surface of the upper cavity wall of the vacuum chamber 1, the second lower joint 44 is communicated with the second through hole 12, and the other end of the visual cooling loop pipeline 63 sequentially passes through the second upper joint 43, the second through hole 12 and the second lower joint 44 to be connected with the visual positioning device 2.

Specifically, the second adapter assembly 5 includes: the third upper adapter 51 is installed on the outer surface of the upper cavity wall of the vacuum chamber 1, the third upper adapter 51 is communicated with the third through hole 13, the third lower adapter 52 is installed on the inner surface of the upper cavity wall of the vacuum chamber 1, the third lower adapter 52 is communicated with the third through hole 13, and the other end of the solidification cooling inlet pipeline 72 sequentially penetrates through the third upper adapter 51, the third through hole 13 and the third lower adapter 52 to be connected with the solidification device 3. The fourth upper adapter 53 is installed on the outer surface of the upper chamber wall of the vacuum chamber 1, the fourth upper adapter 53 is communicated with the fourth through hole 14, the fourth lower adapter 54 is installed on the inner surface of the upper chamber wall of the vacuum chamber 1, the fourth lower adapter 54 is communicated with the fourth through hole 14, and the other end of the curing cooling loop pipeline 73 sequentially passes through the fourth upper adapter 53, the fourth through hole 14 and the fourth lower adapter 54 to be connected with the curing device 3.

In other words, the first upper adapter 41 and the first lower adapter 42 seal the inner and outer surfaces at the first through hole 11, and seal the joint of the visual cooling intake duct 62; the second upper and

lower joints

43 and 44 seal the inner and outer surfaces at the second through hole 12 and seal the joint of the visual cooling circuit duct 63; the third upper and

lower joints

51 and 52 seal the inner and outer surfaces at the third through hole 13 and the joint of the solidification cooling intake duct 72; the fourth upper adapter 53 and the fourth lower adapter 54 seal the inner and outer surfaces of the fourth through hole 14 and the joint of the solidification cooling circuit pipe 73, so that the sealing performance of the vacuum chamber 1 can be ensured, air leakage can be prevented, and the vacuum degree in the vacuum chamber 1 can be ensured not to be affected.

According to an embodiment of the present invention, the first upper joint 41, the first lower joint 42, the second upper joint 43, the second lower joint 44, the third upper joint 51, the third lower joint 52, the fourth upper joint 53 and the fourth lower joint 54 are identical in structure. For example, each of the eight adapters includes: the vacuum cavity sealing device comprises a copper pad 81, an adapter 82, a centering ring 83, a sealing ring 84 and a hoop 85, wherein one end of the adapter 82 is fixedly connected with the upper cavity wall of the vacuum cavity 1, the copper pad 81 is positioned between the upper cavity wall and the adapter 82, and the copper pad 81 can deform to a certain extent by the extrusion force between the upper cavity wall and the adapter 82, so that a gap between the upper cavity wall and the adapter 82 is sealed, and leakage is prevented. The copper pad has better ductility than the sealing washer, and is more excellent than the sealed effect of sealing washer, and need not set up extra recess on the upper chamber wall and be used for placing the sealing washer, and the structure is simpler. The centering ring 83 and the sealing ring 84 are arranged at the other end of the adapter 82, the pipeline can be sleeved on the centering ring 83, the sealing ring 84 is sleeved on the periphery of the pipeline so that the pipeline and the centering ring 83 can be tightly attached, the hoop 85 can be sleeved on the periphery of the sealing ring 84, the hoop 85 can seal the pipeline and the centering ring 83 after being screwed, air leakage is prevented, and the vacuum degree in the vacuum chamber 1 is not influenced.

The utility model also discloses a vacuum dispenser, which comprises the cooling device 100. The cooling device 100 can cool and dissipate the visual positioning device 2 and the curing device 3 inside the vacuum dispenser.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean 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 utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In light of the foregoing description of the preferred embodiments of the present invention, it is intended that the present invention cover modifications and variations of this invention provided they fall within the scope of the following claims. The technical scope of the present invention is not limited to the content of the specification, and must be determined by the scope of the claims.

Claims

1. The cooling device of the vacuum dispenser is characterized in that the vacuum dispenser comprises a vacuum chamber (1), and a visual positioning device (2) and a curing device (3) are arranged in the vacuum chamber (1); the cooling device includes:

a first adaptor assembly (4), the first adaptor assembly (4) being mounted on an upper chamber wall of the vacuum chamber (1),

a second adapter module (5), wherein the second adapter module (5) is installed on the upper cavity wall of the vacuum chamber (1),

the visual cooling mechanism (6) penetrates through the first adapter assembly (4) to be connected with the visual positioning device (2) so as to cool the visual positioning device (2);

and the solidification cooling mechanism (7) penetrates through the second switching assembly (5) to be connected with the solidification device (3) so as to cool the solidification device (3).

2. The cooling device of a vacuum dispenser according to claim 1, wherein the visual cooling mechanism (6) comprises:

a gas source (61), the gas source (61) being located outside the vacuum chamber (1);

a visual cooling inlet pipeline (62), wherein one end of the visual cooling inlet pipeline (62) is connected with the air source (61), and the other end of the visual cooling inlet pipeline (62) is connected with the visual positioning device (2);

a visual cooling circuit pipeline (63), one end of the visual cooling circuit pipeline (63) is connected with the air source (61), and the other end of the visual cooling circuit pipeline (63) is connected with the visual positioning device (2).

3. The cooling apparatus of the vacuum dispenser according to claim 2, wherein the solidification cooling mechanism (7) comprises:

a water-cooled tank (71), the water-cooled tank (71) being located outside the vacuum chamber (1);

a solidification cooling inlet pipeline (72), wherein one end of the solidification cooling inlet pipeline (72) is connected with the water cooling tank (71), and the other end of the solidification cooling inlet pipeline (72) is connected with the solidification device (3);

a solidification cooling loop pipeline (73), wherein one end of the solidification cooling loop pipeline (73) is connected with the water cooling tank (71), and the other end of the solidification cooling loop pipeline (73) is connected with the solidification device (3).

4. The cooling device of the vacuum dispenser according to claim 3, wherein the upper cavity wall of the vacuum chamber (1) is provided with a first through hole (11), a second through hole (12), a third through hole (13) and a fourth through hole (14), the other end of the visual cooling inlet pipeline (62) passes through the first through hole (11) and is connected with the visual positioning device (2), the other end of the visual cooling loop pipeline (63) passes through the second through hole (12) and is connected with the visual positioning device (2), the other end of the solidification cooling inlet pipeline (72) passes through the third through hole (13) and is connected with the solidification device (3), and the other end of the solidification cooling loop pipeline (73) passes through the fourth through hole (14) and is connected with the solidification device (3).

5. Cooling device of a vacuum dispenser according to claim 4, characterized in that the first adapter assembly (4) comprises:

a first upper rotating joint (41), wherein the first upper rotating joint (41) is installed on the outer surface of the upper cavity wall of the vacuum chamber (1), and the first upper rotating joint (41) is communicated with the first through hole (11);

a first lower adapter (42), said first lower adapter (42) being mounted on an inner surface of an upper cavity wall of the vacuum chamber (1), said first lower adapter (42) being in communication with the first through hole (11);

the other end of the visual cooling inlet pipeline (62) sequentially penetrates through the first upper adapter (41), the first through hole (11) and the first lower adapter (42) to be connected with the visual positioning device (2).

6. The cooling device of the vacuum dispenser according to claim 5, wherein the first adapter assembly (4) further comprises:

a second upper rotating joint (43), wherein the second upper rotating joint (43) is installed on the outer surface of the upper cavity wall of the vacuum chamber (1), and the second upper rotating joint (43) is communicated with the second through hole (12);

a second lower rotary joint (44), the second lower rotary joint (44) being mounted on an inner surface of an upper chamber wall of the vacuum chamber (1), the second lower rotary joint (44) being in communication with the second through hole (12);

the other end of the visual cooling loop pipeline (63) sequentially penetrates through the second upper rotary joint (43), the second through hole (12) and the second lower rotary joint (44) to be connected with the visual positioning device (2).

7. The cooling device of the vacuum dispenser according to claim 6, wherein the second adapter assembly (5) comprises:

a third upper joint (51), wherein the third upper joint (51) is installed on the outer surface of the upper cavity wall of the vacuum chamber (1), and the third upper joint (51) is communicated with the third through hole (13);

a third lower joint (52), the third lower joint (52) being mounted on an inner surface of an upper cavity wall of the vacuum chamber (1), the third lower joint (52) being in communication with the third through hole (13);

the other end of the solidification cooling inlet pipeline (72) sequentially penetrates through a third upper rotary joint (51), a third through hole (13) and a third lower rotary joint (52) to be connected with the solidification device (3).

8. The cooling device of the vacuum dispenser according to claim 7, wherein the second adapter assembly (5) further comprises:

a fourth upper joint (53), wherein the fourth upper joint (53) is installed on the outer surface of the upper cavity wall of the vacuum chamber (1), and the fourth upper joint (53) is communicated with the fourth through hole (14);

a fourth lower rotary joint (54), the fourth lower rotary joint (54) being installed on an inner surface of an upper cavity wall of the vacuum chamber (1), the fourth lower rotary joint (54) being in communication with the fourth through hole (14);

the other end of the solidification cooling loop pipeline (73) sequentially penetrates through the fourth upper rotary joint (53), the fourth through hole (14) and the fourth lower rotary joint (54) to be connected with the solidification device (3).

9. The cooling device of the vacuum dispenser according to claim 8, wherein the first upper joint (41), the first lower joint (42), the second upper joint (43), the second lower joint (44), the third upper joint (51), the third lower joint (52), the fourth upper joint (53) and the fourth lower joint (54) are identical in structure.

10. A vacuum dispenser comprising a cooling device of a vacuum dispenser according to any one of claims 1 to 9.