CN216891188U

CN216891188U - Vacuum coating device

Info

Publication number: CN216891188U
Application number: CN202220403869.0U
Authority: CN
Inventors: 唐春梅
Original assignee: Shenzhen Yongle Jewelry Co ltd
Current assignee: Shenzhen Yongle Jewelry Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-07-05
Anticipated expiration: 2032-02-25

Abstract

The application relates to a vacuum coating device, which comprises a coating box, a metal excitation mechanism, a driving motor and a bracket mechanism, wherein the coating box is provided with a placing cavity and a taking and placing opening communicated with the placing cavity, and comprises a box door arranged at the taking and placing opening and a vacuumizing tube communicated with the placing cavity; the support mechanism is arranged in a placing cavity of the plating box and comprises a central shaft, two mounting plates, a plurality of rotating shafts, a plurality of placing frames and a transmission assembly, wherein the plurality of rotating shafts are rotatably arranged between the two mounting plates and are arranged in an annular array around the central shaft; the placing racks are respectively arranged on the rotating shafts and used for placing the pieces to be plated; the transmission assembly is arranged in the placing cavity of the plating box, so that the rotating shafts rotate around the central shaft, the uniformity of the thickness of the coating on the surface of the jewelry can be improved, and the practicability is improved.

Description

Vacuum coating device

Technical Field

The application relates to the technical field of jewelry, in particular to a vacuum coating device.

Background

When the surface of the jewelry is processed, the existing vacuum coating technology is applied to the jewelry, and a layer of compact film is coated on the outer surface of the jewelry, thereby playing the roles of beautifying and protecting the jewelry. The existing vacuum coating device generally comprises a coating box with a placing cavity, a placing rack and a metal excitation mechanism which are arranged in the placing cavity, and a vacuum generation mechanism communicated with the coating box. However, the existing vacuum coating device is found to have low practicability because the thickness of the coating on the surface of the jewelry is not uniform due to the uneven concentration of the metal vapor flow in the placing cavity.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a vacuum coating device, this vacuum coating device can improve the homogeneity of jewelry surface coating thickness, improves the practicality.

To this end, an embodiment of the present application provides a vacuum coating apparatus, including: the plating box is provided with a placing cavity and a taking and placing port communicated with the placing cavity, and comprises a box door arranged at the taking and placing port and a vacuumizing tube communicated with the placing cavity; the metal excitation mechanism is arranged in the placing cavity of the plating box; the driving motor is arranged on the plating box; the gimbal mechanism set up in plate the case place the intracavity, just gimbal mechanism includes: the central shaft is rotatably arranged in the placing cavity of the plating box along a first direction and is connected with the power output end of the driving motor; the two mounting plates are arranged on the central shaft and are oppositely arranged along the first direction; the rotating shafts are rotatably arranged between the two mounting plates and are arranged around the central shaft in an annular array; the placing racks are respectively arranged on the rotating shafts and used for placing the pieces to be plated; and the transmission assembly is arranged in the placing cavity of the plating box so as to enable the plurality of rotating shafts to rotate around the central shaft.

In one possible implementation, the rack includes: the first support plates are uniformly arranged on the outer side of the rotating shaft in an annular array, and first clamping grooves are formed in the first support plates; the second support plates are uniformly arranged on the outer side of the rotating shaft in an annular array, the second support plates are respectively opposite to the first support plates along the first direction, and second clamping grooves are respectively formed in the second support plates; and the mounting rod is clamped at the first clamping groove of the first support plate and the second clamping groove of the second support plate, and a plurality of hooks for hanging the to-be-plated part are arranged on the mounting rod.

In a possible implementation manner, a limiting block is arranged on the mounting rod and is overlapped on the top of the first support plate.

In a possible implementation manner, the first support plate is provided with at least two first clamping grooves, and the second support plate is provided with at least two second clamping grooves.

In a possible implementation manner, the mounting rod is located at the first clamping groove and/or the second clamping groove, and a positioning block is arranged at the position of the mounting rod, and the positioning block is of a cuboid or square structure.

In a possible implementation manner, the transmission assembly includes a gear ring disposed in the placing cavity and a transmission gear disposed at an end of the rotating shaft, and an outer ring of the gear ring is provided with a toothed structure meshed with the transmission gear.

In a possible implementation manner, the toothed structure of the toothed ring is provided with a notch, and the notch corresponds to the access opening.

In one possible implementation, the metal excitation mechanism includes an evaporation pan disposed on the mounting plate below and a heating assembly for heating the evaporation pan.

In a possible implementation manner, a sealing ring for sealing the taking and placing opening is arranged on the box door.

In a possible implementation manner, a pressure sensor for detecting the pressure inside the placing cavity and a temperature sensor for detecting the temperature of the evaporating dish are arranged on the plating box.

According to the vacuum coating device that this application embodiment provided, this vacuum coating device is through will treating to plate on arranging the rack in, through driving motor drive central axis rotate so that the rack carries out the revolution around the center pin, make the pivot carry out the rotation when rotating around the center pin through drive assembly to make and wait to plate the piece and put the intracavity and carry out the revolution around the center pin on one side and around the pivot rotation, thereby improve the homogeneity of jewelry surface coating thickness, improve the practicality.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts. In addition, in the drawings, like parts are denoted by like reference numerals, and the drawings are not drawn to actual scale.

Fig. 1 is a schematic perspective view illustrating a vacuum deposition apparatus according to an embodiment of the present disclosure;

fig. 2 is a schematic perspective view illustrating a bracket mechanism provided in an embodiment of the present application;

FIG. 3 shows a schematic perspective view of the support mechanism shown in FIG. 2 at another angle;

fig. 4 shows a schematic perspective structure of a rack and a rotating shaft provided in an embodiment of the present application;

fig. 5 is a schematic perspective view illustrating a toothed ring provided in an embodiment of the present application;

fig. 6 shows a schematic perspective view of a metal excitation mechanism and a temperature sensor provided in an embodiment of the present application.

Description of reference numerals:

x, a first direction;

1. plating a box; 11. a box door; 111. a seal ring; 12. vacuumizing a tube; 13. a pressure sensor; 14. a temperature sensor;

2. a metal excitation mechanism; 21. an evaporating dish; 22. a heating assembly;

3. a drive motor;

4. a support mechanism; 41. a central shaft; 42. mounting a plate; 43. a rotating shaft; 44. placing a rack; 441. a first support plate; 4411. a first card slot; 442. a second support plate; 4421. a second card slot; 443. mounting a rod; 4431. hooking; 4432. a limiting block; 4433. positioning blocks; 45. a transmission assembly; 451. a toothed ring; 4511. a tooth-shaped structure; 4512. a notch; 452. a transmission gear.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Fig. 1 is a schematic perspective view illustrating a vacuum deposition apparatus according to an embodiment of the present disclosure; fig. 2 is a schematic perspective view illustrating a bracket mechanism provided in an embodiment of the present application; FIG. 3 shows a schematic perspective view of the support mechanism shown in FIG. 2 at another angle; fig. 4 shows a schematic perspective structure of a rack and a rotating shaft provided in an embodiment of the present application; fig. 5 is a schematic perspective view illustrating a toothed ring provided in an embodiment of the present application; fig. 6 shows a schematic perspective view of a metal excitation mechanism and a temperature sensor provided in an embodiment of the present application.

As shown in fig. 1 to 6, an embodiment of the present application provides a vacuum coating apparatus, including: the device comprises a plating box 1, a metal excitation mechanism 2, a driving motor 3 and a support mechanism 4.

Plate case 1 and have place the chamber and with place getting of chamber intercommunication and put the mouth, and plate case 1 including set up in get the chamber door 11 of putting mouth department and with place the evacuation pipe 12 of chamber intercommunication, evacuation pipe 12 is used for connecting outside vacuum apparatus, for plating case 1 evacuation, plate the inside chamber of placing of case 1 and be cylindrical, make things convenient for gimbal mechanism 4 to rotate placing the intracavity, guarantee moreover that metal steam can be placing intracavity evenly distributed.

The metal excitation mechanism 2 is arranged in the placing cavity of the plating box 1.

Driving motor 3 sets up on plating case 1, and driving motor 3 adopts inverter motor, can the accurate slew velocity who controls gimbal mechanism 4.

As shown in fig. 2 and 3, the support mechanism 4 is disposed in the placing cavity of the plating tank 1, and the support mechanism 4 includes: the center shaft 41, two mounting plates 42, a plurality of rotating shafts 43, a plurality of placing frames 44 and a transmission assembly 45.

The central shaft 41 is rotatably disposed in the placing cavity of the plating box 1 along the first direction X, and the central shaft 41 is connected with the power output end of the driving motor 3.

The two mounting plates 42 are disposed on the central shaft 41, and the two mounting plates 42 are disposed opposite to each other along the first direction X.

A plurality of shafts 43 are rotatably disposed between the two mounting plates 42, and the plurality of shafts 43 are disposed in an annular array about the central axis 41.

A plurality of racks 44 set up respectively on a plurality of pivots 43 for place and wait to plate the piece, wait to plate in this application and be jewelry.

The transmission assembly 45 is disposed in the placing cavity of the plating box 1 so that the plurality of rotating shafts 43 rotate when rotating around the central shaft 41.

In this application, through will treating to plate on arranging rack 44 in, drive center pin 41 through driving motor 3 and rotate so that rack 44 revolves around center pin 41, make pivot 43 revolve around center pin 41 pivoted while through drive assembly 45 to make and wait to plate the piece and revolve around center pin 41 on one side and revolve around pivot 43 rotation placing the intracavity, thereby improve the homogeneity of jewelry surface coating thickness, improve the practicality.

As shown in fig. 4, in the embodiment of the present application, the placing rack 44 includes: a plurality of first struts 441, a plurality of second struts 442, and a mounting rod 443.

The plurality of first supporting plates 441 are uniformly arranged on the outer side of the rotating shaft 43 in an annular array, and first slots 4411 are formed in the first supporting plates 441.

The plurality of second support plates 442 are uniformly disposed outside the rotating shaft 43 in an annular array, the plurality of second support plates 442 are respectively disposed opposite to the plurality of first support plates 441 along the first direction X, and the second support plates 442 are respectively provided with second locking slots 4421.

The mounting rod 443 is clamped in the first clamping groove 4411 of the first support plate 441 and the second clamping groove 4421 of the second support plate 442, a plurality of hooks 4431 used for hanging a to-be-plated part are arranged on the mounting rod 443, specifically, clamping protrusions are arranged at the first clamping groove 4411 and the second clamping groove 4421, the mounting rod 443 can be automatically limited after being clamped in the first clamping groove 4411 and the second clamping groove 4421, and the mounting rod 443 is prevented from being separated from the first clamping groove 4411 and the second clamping groove 4421.

In the application, the part to be plated is hung on the hook 4431, the mounting rod 443 is clamped at the first clamping groove 4411 and the second clamping groove 4421, and the mounting rod 443 is conveniently disassembled and assembled, so that the part to be plated is hung on the mounting rod 443 and the part to be plated after the film plating is completed is integrally taken out, the time for taking and placing the part to be plated is saved, and the working efficiency is improved.

As shown in fig. 4, a limiting block 4432 is further disposed on the mounting rod 443, and the limiting block 4432 is overlapped on the top of the first supporting plate 441.

In the present embodiment, the first support plate 441 is positioned above the second support plate 442, and the mounting rod 443 is fixed by placing the first support plate 441 on the stopper 4432 of the mounting rod 443.

In the embodiment of the present application, the first support plate 441 has at least two first locking slots 4411, and the second support plate 442 has at least two second locking slots 4421.

In the present application, at least two mounting rods 443 are mounted on each pair of the first and

second support plates

441, 442, and the number of the mounting rods 443 can be set according to production needs.

As shown in fig. 4, a positioning block 4433 is disposed on the mounting rod 443 at the position of the first slot 4411 and/or the second slot 4421, and the positioning block 4433 is a rectangular or square structure.

In an embodiment of the application, the first slot 4411 and the second slot 4421 are both U-shaped slots, and the positioning block 4433 on the mounting rod 443 is clamped into the first slot 4411, so that the mounting rod 443 can be ensured to have a consistent angle after being mounted.

In another embodiment of the present application, the positioning block 4433 on the mounting rod 443 is clamped into the second slot 4421, so as to ensure that the mounting rod 443 has a consistent angle after being mounted.

In another embodiment of the present application, the mounting rod 443 is provided with two positioning blocks 4433, and the two positioning blocks 4433 are respectively clamped into the first slot 4411 and the second slot 4421, so as to ensure that the mounting rod 443 has the same angle after being mounted.

In the embodiment of the present application, the transmission assembly 45 includes a toothed ring 451 disposed in the placing cavity and a transmission gear 452 disposed at an end portion of the rotating shaft 43, and an outer ring of the toothed ring 451 is provided with a toothed structure 4511 engaged with the transmission gear 452.

Specifically, the gear ring 451 is fixedly arranged on the inner bottom wall of the placing cavity, the transmission gear 452 is mounted at the end part of the rotating shaft 43, when the rotating shaft 43 rotates around the central shaft 41, the transmission gear 452 is meshed with the toothed structure 4511, so that the rotating shaft 43 rotates around the central shaft 41 and rotates at the same time, a part to be plated on the support mechanism 4 can move fully in the placing cavity, the influence of uneven metal vapor concentration on a plated film is reduced, and the uniform thickness of a plated layer on the surface of the part to be plated is ensured.

In the embodiment of the present application, the toothed structure 4511 of the toothed ring 451 is provided with a notch 4512, and the notch 4512 corresponds to the access opening.

In the application, when the rotating shaft 43 rotates to the position of the notch 4512, the transmission gear 452 is separated from the toothed structure 4511 of the toothed ring 451, so that the rotating shaft 43 can rotate freely, the rotating shaft 43 can be rotated conveniently at the access opening to disassemble and assemble the mounting rod 443, and after the rotating shaft 43 leaves the notch 4512, the transmission gear 452 is meshed with the toothed structure 4511 of the toothed ring 451 again, so that the rotating shaft 43 can rotate around the central shaft 41.

As shown in fig. 6, in the embodiment of the present application, the metal excitation mechanism 2 includes an evaporation pan 21 disposed on the lower mounting plate 42 and a heating assembly 22 for heating the evaporation pan 21, the heating assembly 22 is a silicon carbide rod for heating, and the metal excitation mechanism belongs to the prior art and is not described herein in detail.

In the application, a metal target is placed on the evaporating dish 21, atoms or molecules of the metal target are gasified and escaped from the surface by heating to form steam flow, and the steam flow is injected to the surface of a piece to be plated, and the plating layer is condensed to form a solid film to finish the film plating.

In the embodiment of the present application, the box door 11 is provided with a sealing ring 111 for sealing the opening.

In this application, get through sealing washer 111 on chamber door 11 and plate the laminating of putting the mouth with plating case 1, guarantee to get the leakproofness of putting mouth department after chamber door 11 closes to guarantee to plate the inside vacuum of case 1.

In the embodiment of the present application, the plating tank 1 is provided with a pressure sensor 13 for detecting the pressure inside the placing chamber and a temperature sensor 14 for detecting the temperature of the evaporating dish 21.

Specifically, the pressure sensor 13 is used for detecting the air pressure inside the plating tank 1, the temperature sensor 14 is used for detecting the heating condition of the evaporation pan 21 in the plating tank 1, and the detected information is transmitted to an external central control processor, so that the vacuum degree inside the plating tank 1 and the metal target can be effectively excited during operation.

This vacuum coating device is when using, through will treating to plate a (jewelry) and hang and put on couple 4431 of rack 44, for plating case 1 evacuation through vacuum tube 12, produce metal steam through metal excitation mechanism 2 to the heating of metal target, drive center pin 41 through driving motor 3 and rotate so that rack 44 revolves around center pin 41, make pivot 43 carry out the rotation around center pin 41 pivoted while through drive assembly 45, thereby make and treat that to plate a round of center pin 41 revolution and around pivot 43 rotation on one side in placing the intracavity, avoid treating to plate a fixed position two that stops in plating case 1 and cause and treat the inhomogeneous condition of a piece surface coating thickness, thereby improve the homogeneity of jewelry surface coating thickness, improve the practicality.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest sense such that "on … …" means not only "directly on something", but also includes the meaning of "on something" with intervening features or layers therebetween, and "above … …" or "above … …" includes not only the meaning of "above something" or "above" but also includes the meaning of "above something" or "above" with no intervening features or layers therebetween (i.e., directly on something).

Furthermore, spatially relative terms, such as "below," "lower," "above," "upper," and the like, may be used herein for ease of description to describe one element or feature's illustrated relationship to another element or feature. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly as well.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A vacuum coating apparatus, comprising:

the plating box is provided with a placing cavity and a taking and placing port communicated with the placing cavity, and comprises a box door arranged at the taking and placing port and a vacuumizing tube communicated with the placing cavity;

the metal excitation mechanism is arranged in the placing cavity of the plating box;

the driving motor is arranged on the plating box; and

the gimbal mechanism set up in plate the case place the intracavity, just gimbal mechanism includes:

the central shaft is rotatably arranged in the placing cavity of the plating box along a first direction and is connected with the power output end of the driving motor;

the two mounting plates are arranged on the central shaft and are oppositely arranged along the first direction;

the rotating shafts are rotatably arranged between the two mounting plates and are arranged around the central shaft in an annular array;

the placing racks are respectively arranged on the rotating shafts and used for placing the pieces to be plated; and

and the transmission assembly is arranged in the placing cavity of the plating box so as to enable the plurality of rotating shafts to rotate around the central shaft.

2. The vacuum plating apparatus according to claim 1, wherein the rack includes:

the first support plates are uniformly arranged on the outer side of the rotating shaft in an annular array, and first clamping grooves are formed in the first support plates;

the second support plates are uniformly arranged on the outer side of the rotating shaft in an annular array, the second support plates are respectively opposite to the first support plates along the first direction, and second clamping grooves are respectively formed in the second support plates; and

and the mounting rod is clamped at the first clamping groove of the first support plate and the second clamping groove of the second support plate, and a plurality of hooks for hanging the to-be-plated part are arranged on the mounting rod.

3. The vacuum coating device according to claim 2, wherein the mounting rod is provided with a limiting block, and the limiting block is overlapped on the top of the first support plate.

4. The vacuum coating apparatus according to claim 2, wherein the first support plate has at least two first locking grooves and the second support plate has at least two second locking grooves.

5. The vacuum coating device according to claim 2, wherein a positioning block is arranged on the mounting rod at a position of the first clamping groove and/or the second clamping groove, and the positioning block is of a cuboid or cube structure.

6. The vacuum coating device according to claim 1, wherein the transmission assembly comprises a toothed ring disposed in the placing chamber and a transmission gear disposed at an end of the rotating shaft, and an outer ring of the toothed ring is provided with a toothed structure engaged with the transmission gear.

7. The vacuum coating apparatus according to claim 6, wherein the teeth of the toothed ring are provided with notches corresponding to the access openings.

8. The vacuum coating apparatus according to claim 1, wherein the metal excitation mechanism includes an evaporation pan provided on the lower mounting plate and a heating unit for heating the evaporation pan.

9. The vacuum coating apparatus according to claim 1, wherein a sealing ring for sealing the access opening is provided on the chamber door.

10. The vacuum coating apparatus according to claim 8, wherein the coating chamber is provided with a pressure sensor for detecting the pressure inside the accommodating chamber and a temperature sensor for detecting the temperature of the evaporation pan.