CN115928021A - Vacuum coating device and method for plastic part - Google Patents

Abstract

The invention relates to the technical field of coating, and discloses a vacuum coating device and a vacuum coating method for plastic parts, which solve the problems that a double-sealing door is high in cost, suspension brackets are arranged on a sealing door, and a carrying disc is inconvenient to take from the suspension brackets; need not set up two sealing door, can improve work efficiency, be convenient for change the mounted frame, reduced manufacturing cost, the in-service use of being convenient for.

Description

Plastic part vacuum coating device and method

Technical Field

The invention belongs to the technical field of coating, and particularly relates to a vacuum coating device and method for plastic parts.

Background

In the multiple processing procedures of plastic parts, film coating is an important step in all procedures, the existing film coating mode can be roughly divided into two film coating processes of water electroplating and vacuum ion plating, the vacuum ion film coating procedure needs to use a high-pressure ion vacuum film coating machine, the film coating machine needs to manually take out and put in a carrying disc from a suspension frame every time when in use, the processing continuity is influenced, the suspension frames are respectively arranged on two sealing doors by adopting the mode of double sealing doors, the two sealing doors are alternately used, the processing continuity is improved, but the manufacturing cost of the double sealing doors is high, the suspension frames are arranged on the sealing doors, and the carrying disc is inconvenient to take from the suspension frames.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the plastic part vacuum coating device and the plastic part vacuum coating method, which effectively solve the problems that the double-sealing door in the background art is high in manufacturing cost, and the suspension bracket is arranged on the sealing door, so that the carrying disc is inconvenient to take from the suspension bracket.

In order to achieve the purpose, the invention provides the following technical scheme: a vacuum coating device for plastic parts comprises a coating machine body, a sealing door and two suspension frames, wherein two sides of the sealing door are respectively and fixedly connected with connecting plates, the top and the bottom of each connecting plate are respectively provided with a rotating shaft, each connecting plate is provided with a slot matched with the corresponding rotating shaft, one end of each rotating shaft is positioned in the corresponding slot, the other end of each rotating shaft is provided with a lifting plate, the rotating shafts and the lifting plates are connected through first bearings, two adjacent lifting plates are connected with the coating machine body through a heterodromous linear driving assembly, the top of the sealing door is provided with a first driving motor, the output end of the first driving motor is fixedly connected with a first gear positioned in the sealing door, two sides of the coating machine body are respectively and fixedly connected with first connecting parts, one end of each first connecting part, far away from the coating machine body, is fixedly connected with a supporting seat, be equipped with first slider on the supporting seat, first slider and supporting seat pass through horizontal drive mechanism and connect, the bottom of mounted frame is equipped with the sliding seat, mounted frame and sliding seat pass through the second bearing and connect, first spout has been seted up on the sliding seat, the top fixedly connected with second slider of first slider, the cross section of first spout and second slider is T shape structure, one of them mounted frame is located the sealing door, another mounted frame is located the top of one of them first slider, be equipped with on the sealing door with sliding seat matched with director, be equipped with respectively with sealing door and first slider matched with location locking piece on the sliding seat, the top fixedly connected with second gear of mounted frame, second gear and first gear looks adaptation.

Preferably, the dead piece of positioning lock is including setting up in the post of inserting of sliding seat one side, and the outside cover of inserting the post is equipped with first fixed plate, one side and the sliding seat fixed connection of first fixed plate, and the top fixedly connected with fixed disk of inserting the post, and the outside cover of inserting the post is equipped with first extension spring, first extension spring's both ends respectively with first fixed plate and fixed disk fixed connection, the first spacing ring of bottom inner wall fixedly connected with of sealing door, one side fixedly connected with second spacing ring of first slider, and first spacing ring and second spacing ring all with insert post looks adaptation.

Preferably, the guider includes two first curb plates fixed mounting in sealing door bottom inner wall, and the guide way has been seted up respectively to one side that two first curb plates are close to, and the both sides difference fixedly connected with guide block of sliding seat, guide block and guide way looks adaptation, the bottom of guide block are equipped with a plurality of first rolling posts of connecting that rotate, and the top of second slider is equipped with a plurality of second rolling posts of connecting that rotate.

Preferably, horizontal drive mechanism is including the lead screw that runs through first slider, be equipped with on the first slider with lead screw matched with screw, the second spout has been seted up on the supporting seat, the bottom of first slider is located the second spout, and the bottom inner wall of the bottom of first slider and second spout contacts, the supporting seat is run through respectively at the both ends of lead screw, the department of running through of lead screw and supporting seat is equipped with the third bearing, the first sprocket of one end fixedly connected with of lead screw, one side fixedly connected with second driving motor of supporting seat, second driving motor's output fixedly connected with second sprocket, first sprocket and second sprocket pass through the chain and connect.

Preferably, one side of the sealing door is fixedly connected with a sealing gasket, the cross section of the connecting plate is of an L-shaped structure, and two sides of the coating machine body are respectively fixedly connected with a supporting plate.

Preferably, the anisotropic linear driving assembly comprises a second fixed plate arranged on one side of the lifting plate far away from the rotating shaft, the second fixed plate is fixedly connected with the coating machine body, a first movable plate is fixedly connected to the lifting plate and penetrates through the second fixed plate, the lifting plate is connected with the second fixed plate through a plurality of second extension springs, one end of the first movable plate far away from the lifting plate is provided with a rolling piece, one side of the rolling piece far away from the lifting plate is provided with a push block, an inclined plane is arranged on the push block, one side of the push block is fixedly connected with a second connecting portion, two adjacent second connecting portions are connected through the second movable plate, one side of the second movable plate close to the rotating shaft is provided with a third fixed plate, the third fixed plate is fixedly connected with the coating machine body, the second movable plate is connected with the third fixed plate through a first hydraulic telescopic rod, and the second connecting portion penetrates through the third fixed plate.

Preferably, the rolling part comprises a third rolling column, the third rolling column is in contact with an inclined plane on the pushing block, second side plates are arranged on two sides of the third rolling column respectively, the second side plates are fixedly connected with the first movable plate, and the third rolling column is rotatably connected with the second side plates.

Preferably, one side of coating machine body is equipped with presses the clamp plate, and the outside cover that presses the clamp plate is equipped with the movable sleeve, and one side fixedly connected with second hydraulic stretching rod of movable sleeve, second hydraulic stretching rod and coating machine body pass through the support frame and connect, and second hydraulic stretching rod is located the below of sealing door, presses clamp plate and movable sleeve to pass through elastic stretching piece and connects.

Preferably, the elastic stretching piece comprises a first supporting part fixedly installed at the bottom end of the pressing plate, a second supporting part is arranged above the first supporting part and fixedly connected with the movable sleeve, and the first supporting part and the second supporting part are connected through a third stretching spring.

The invention also provides a vacuum coating method for the plastic part, which comprises the vacuum coating device for the plastic part, and comprises the following steps:

the method comprises the following steps: the loading disc with the plastic piece is hung on the suspension bracket, the first driving motor drives the first gear to rotate, the first gear drives the second gear to rotate, so that the suspension bracket drives the plastic piece to rotate, and the coating machine body carries out omnibearing coating on the plastic piece;

step two: after the coating is finished, the two lifting plates are driven to move away through the heterodromous linear driving assembly, so that the rotating shafts are separated from the corresponding slots, the limitation on the position of one connecting plate is removed, and the sealing door is manually driven to rotate by one hundred and eighty degrees by taking the other two rotating shafts as rotating shafts, so that the sealing door moves to the position above one supporting seat;

step three: the horizontal driving mechanism drives one of the first sliding blocks without the suspension bracket above to move so that the first sliding block moves to one side of the sealing door, the fixed disc is manually driven to move upwards, the first extension spring is in an extension state, the inserting column is separated from the first limiting ring, and the fixed relation between the movable seat and the sealing door is released;

step four: manually driving the movable seat to slide relative to the sealing door so as to enable the movable seat to move to the first sliding block, enabling the second sliding block to slide into the first sliding groove, enabling the inserting column to move to the position above the second limiting ring, loosening the fixed disc, driving the fixed disc and the inserting column to move downwards by the first extension spring, inserting the bottom end of the inserting column into the corresponding second limiting ring, and preventing the movable seat from shaking relative to the first sliding block so as to enable the movable seat to be fixed relative to the first sliding block;

step five: the horizontal driving mechanism drives the first sliding block to move away from the sealing door, so that the hanging frame is prevented from interfering the closing of the sealing door, the sealing door is manually driven to rotate by one hundred and eighty degrees, so that the sealing door is closed, when the sealing door is closed, the heterodromous linear driving assembly drives the two adjacent lifting plates to move close to each other, so that the rotating shaft is inserted into the corresponding slot, and the two connecting plates are fixed relative to the coating machine body;

step six: the other heterodromous linear driving assembly drives the two adjacent lifting plates to move away, the rotating shaft is separated from the slot to release the fixation of the other connecting plate, and the sealing door is manually driven to rotate by one hundred eighty degrees so as to move to the position above the other supporting seat;

step seven: the horizontal driving mechanism drives a first sliding block with a suspension bracket above to move to one side of the sealing door, a fixed disc corresponding to the horizontal driving mechanism is manually driven to move upwards, a first stretching spring is in a stretching state, one end of an inserted column is separated from a second limiting ring, the fixed relation between a movable seat and the first sliding block is released, the movable seat is manually driven to move into the sealing door, a second sliding block is separated from a first sliding groove, the inserted column moves to the upper side of the first limiting ring, the fixed disc is loosened, the first stretching spring drives the fixed disc and the inserted column to move downwards, so that one end of the inserted column is inserted into the first limiting ring, and the movable seat is fixed on the sealing door;

step eight: the horizontal driving mechanism drives the first sliding block to move away from the sealing door, the first sliding block is prevented from interfering the sealing door to rotate, and similarly, the sealing door is driven to move manually, so that the sealing door is closed relative to the coating machine body, and the replacement of the suspension bracket is completed.

Compared with the prior art, the invention has the beneficial effects that:

(1) The two lifting plates are driven to move away from each other through the heterodromous linear driving assembly, so that the rotating shafts are separated from the corresponding slots, the limitation on the position of one connecting plate is removed, the sealing door is manually driven to rotate by one hundred eighty degrees by taking the other two rotating shafts as rotating shafts, the sealing door is moved to the position above one supporting seat, the horizontal driving mechanism drives the first sliding block without a suspension frame above one supporting seat to move, so that the first sliding block moves to one side of the sealing door, the fixed disk is manually driven to move upwards, the first stretching spring is in a stretching state, the inserting column is separated from the first limiting ring, the fixed relation between the movable seat and the sealing door is removed, the movable seat is manually driven to slide relative to the sealing door, so that the movable seat moves to the first sliding block, the second sliding block slides into the first sliding groove, meanwhile, the inserting column moves to the position above the second limiting ring, and the fixed disk is loosened, the first extension spring drives the fixed disc and the inserting column to move downwards, the bottom end of the inserting column is inserted into the corresponding second limiting ring, the movable seat is prevented from shaking relative to the first sliding block, so that the movable seat is fixed relative to the first sliding block, the horizontal driving mechanism drives the first sliding block to move away from the sealing door, the hanging frame is prevented from interfering with the closing of the sealing door, the sealing door is manually driven to rotate by one hundred eighty degrees, so that the sealing door is closed, when the sealing door is closed, the heterodromous linear driving assembly drives the adjacent two lifting plates to move close to each other, so that the rotating shaft is inserted into the corresponding slot, the two connecting plates are fixed relative to the film coating machine body, similarly, the sealing door is reversely opened again, so that the hanging frame on the other first sliding block is installed on the sealing door, the replacement of the hanging frame can be completed, the double sealing doors are not required, the working efficiency can be improved, and the hanging frame can be conveniently replaced, the manufacturing cost is reduced, and the practical use is convenient;

(2) The movable seat can stably slide relative to the horizontal direction of the sealing door through the design of the first side plate, the guide groove and the guide block, the resistance of the guide block when the guide block slides in the guide groove is reduced through the design of the first rolling column, and the resistance of the second sliding block when the second sliding block slides into the first sliding groove is reduced through the design of the second rolling column;

(3) The second chain wheel is driven to rotate by the second driving motor, the first chain wheel is driven to rotate by the second chain wheel through the chain, and the lead screw is driven to rotate by the first chain wheel, so that the first sliding block slides in the second sliding groove, and the position of the first sliding block can be changed;

(4) Through the design of a second extension spring, the lifting plate and the first movable plate are elastically connected relative to the second fixed plate, so that the third rolling column can elastically press the inclined surface of the push block, when the push block moves in the horizontal direction, the third rolling column is always in contact with the inclined surface of the push block, the second movable plate is driven to move through the first hydraulic telescopic rod, so that the second connecting part drives the push block to move, the third rolling column slides on the inclined surface of the push block, the height of the first movable plate and the height of the lifting plate are changed, the rotating shaft can be moved in the vertical direction, and whether the rotating shaft is inserted into the slot or not is controlled;

(5) When closing sealing door, second hydraulic pressure telescopic link drive movable sleeve and press the clamp plate to remove, make to press the clamp plate to remove towards sealing door, press sealing door through pressing the clamp plate, sealed pad is hugged closely with one side of coating machine body, do not need the manual work to press down sealing door hard and just can realize sealing door's closure, when needing to open sealing door, second hydraulic pressure telescopic link drive movable sleeve and press the clamp plate to keep away from sealing door and remove, make to press the clamp plate no longer to press sealing door, the first supporting part of manual drive moves down, so that move down according to the clamp plate, third extension spring is in tensile state, can make to press the clamp plate no longer to interfere sealing door and open.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic structural view illustrating an opened state of the sealing door according to the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2A in accordance with the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 2 at B in accordance with the present invention;

FIG. 5 is a schematic structural view of the sealing door of the present invention;

FIG. 6 is a schematic structural diagram of a first slider according to the present invention;

FIG. 7 is a schematic view of the structure of the mobile sleeve of the present invention;

fig. 8 is a schematic structural diagram of the anisotropic linear driving assembly according to the present invention.

In the figure: 1. a film plating machine body; 2. a sealing door; 3. a connecting plate; 4. a slot; 5. a rotating shaft; 6. a first gear; 7. a first drive motor; 8. a supporting seat; 9. a first connection portion; 10. a first slider; 11. a movable seat; 12. a first chute; 13. a second slider; 14. a suspension bracket; 15. a first bearing; 16. inserting a column; 17. a first fixing plate; 18. fixing the disc; 19. a first extension spring; 20. a first limit ring; 21. a second stop collar; 22. a first side plate; 23. a guide groove; 24. a guide block; 25. a first rolling column; 26. a second rolling column; 27. a second chute; 28. a screw rod; 29. a second bearing; 30. a first sprocket; 31. a second drive motor; 32. a second sprocket; 33. a second fixing plate; 34. a lifting plate; 35. a third bearing; 36. a first movable plate; 37. a second extension spring; 38. a push block; 39. a third rolling column; 40. a second side plate; 41. a third fixing plate; 42. a second movable plate; 43. a second connecting portion; 44. a first hydraulic telescopic rod; 45. a pressing plate; 46. a movable sleeve; 47. a support frame; 48. a second hydraulic telescopic rod; 49. a first support section; 50. a second support portion; 51. a third extension spring; 52. a gasket; 53. a chain; 54. a second gear; 55. and (7) a supporting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

In the first embodiment, as shown in fig. 1 to 8, the invention includes a film plating machine body 1, a sealing door 2 and two suspension frames 14, two sides of the sealing door 2 are respectively and fixedly connected with a connection plate 3, the top and the bottom of the connection plate 3 are respectively provided with a rotation shaft 5, the connection plate 3 is provided with a slot 4 matched with the rotation shaft 5, one end of the rotation shaft 5 is located in the slot 4, the other end of the rotation shaft 5 is provided with a lifting plate 34, the rotation shaft 5 and the lifting plate 34 are connected through a first bearing 15, two adjacent lifting plates 34 are connected with the film plating machine body 1 through an anisotropic linear driving assembly, the top of the sealing door 2 is provided with a first driving motor 7, the output end of the first driving motor 7 is fixedly connected with a first gear 6 located in the sealing door 2, two sides of the film plating machine body 1 are respectively and fixedly connected with first connection parts 9, one end of the first connection part 9 far away from the film plating machine body 1 is fixedly connected with a support seat 8, be equipped with first slider 10 on the supporting seat 8, first slider 10 and supporting seat 8 are connected through horizontal drive mechanism, the bottom of mounted frame 14 is equipped with movable seat 11, mounted frame 14 and movable seat 11 pass through second bearing 29 and connect, first spout 12 has been seted up on the movable seat 11, the top fixedly connected with second slider 13 of first slider 10, the cross section of first spout 12 and second slider 13 is T shape structure, one of them mounted frame 14 is located sealing door 2, another mounted frame 14 is located the top of one of them first slider 10, be equipped with the director with movable seat 11 matched with on the sealing door 2, be equipped with respectively with sealing door 2 and first slider 10 matched with dead piece of location lock on the movable seat 11, the top fixedly connected with second gear 54 of mounted frame 14, second gear 54 and first gear 6 looks adaptation.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 2, 3, 5 and 6, the positioning locking member includes an insert column 16 disposed on one side of the movable seat 11, a first fixing plate 17 is sleeved outside the insert column 16, one side of the first fixing plate 17 is fixedly connected to the movable seat 11, a fixed plate 18 is fixedly connected to the top end of the insert column 16, a first extension spring 19 is sleeved outside the insert column 16, two ends of the first extension spring 19 are respectively fixedly connected to the first fixing plate 17 and the fixed plate 18, a first limit ring 20 is fixedly connected to the inner wall of the bottom of the sealing door 2, a second limit ring 21 is fixedly connected to one side of the first slider 10, and the first limit ring 20 and the second limit ring 21 are both adapted to the insert column 16;

the sealing door 2 moves to the position above one of the supporting seats 8, the horizontal driving mechanism drives one of the first sliding blocks 10 without the suspension frame 14 to move, so that the first sliding block 10 moves to one side of the sealing door 2, the fixed disc 18 is manually driven to move upwards, the first stretching spring 19 is in a stretching state, the inserting column 16 is separated from the first limiting ring 20, the fixing relation between the movable seat 11 and the sealing door 2 is released, the movable seat 11 is manually driven to slide relative to the sealing door 2, so that the movable seat 11 moves to the first sliding block 10, the second sliding block 13 slides into the first sliding groove 12, meanwhile, the inserting column 16 moves to the position above the second limiting ring 21, the fixed disc 18 is released, the first stretching spring 19 drives the fixed disc 18 and the inserting column 16 to move downwards, the bottom end of the inserting column 16 is inserted into the corresponding second limiting ring 21, the movable seat 11 is prevented from swinging relative to the first sliding block 10, so that the movable seat 11 is fixed relative to the first sliding block 10, the horizontal driving mechanism drives the first sliding block 10 to move away from the sealing door 2, and the suspension frame 14 is prevented from interfering with the closing of the sealing door 2.

Third embodiment, on the basis of the first embodiment, as shown in fig. 2, 3, 4, 5 and 6, the guide comprises two first side plates 22 fixedly mounted on the inner wall of the bottom of the sealing door 2, guide grooves 23 are respectively formed in the sides, close to the two first side plates 22, of the two first side plates, guide blocks 24 are respectively and fixedly connected to the two sides of the movable seat 11, the guide blocks 24 are adapted to the guide grooves 23, a plurality of first rolling columns 25 rotatably connected to the bottom ends of the guide blocks 24 are provided, a plurality of second rolling columns 26 rotatably connected to the top ends of the second sliders 13 are provided, the horizontal driving mechanism comprises a lead screw 28 penetrating through the first slider 10, a thread matched with the lead screw 28 is provided on the first slider 10, a second sliding groove 27 is provided on the support base 8, the bottom end of the first slider 10 is located in the second sliding groove 27, the bottom end of the first slider 10 is in contact with the inner wall of the bottom of the second sliding groove 27, the two ends of the lead screw 28 respectively penetrate through the support base 8, a third bearing 35 is provided at the penetrating through the support base 28, one side of the first slider 30, one side of the first slider 8 is fixedly connected to a second sprocket 31, and a second sprocket 32 connected to a second motor, and a second sprocket 32 connected to a second sprocket 32;

through the design of first side board 22, guide way 23 and guide block 24, make the steady slip of sliding block 11 relative sealing door 2 horizontal direction, through the design of first rolling post 25, reduce the resistance that guide block 24 received when sliding in guide way 23, through the design of second rolling post 26, reduce the resistance when second slider 13 slides into first spout 12, it is rotatory to drive second sprocket 32 through second driving motor 31, second sprocket 32 drives first sprocket 30 through chain 53 and rotates, first sprocket 30 drives lead screw 28 and rotates, so that first slider 10 slides in second spout 27, can change the position of first slider 10.

Fourth embodiment, on the basis of the first embodiment, as shown in fig. 1, 2, 5 and 7, a sealing gasket 52 is fixedly connected to one side of the sealing door 2, the cross section of the connecting plate 3 is an L-shaped structure, supporting plates 55 are respectively and fixedly connected to two sides of the coater body 1, a pressing plate 45 is arranged on one side of the coater body 1, a movable sleeve 46 is sleeved outside the pressing plate 45, a second hydraulic stretching rod 48 is fixedly connected to one side of the movable sleeve 46, the second hydraulic stretching rod 48 is connected to the coater body 1 through a supporting frame 47, the second hydraulic stretching rod 48 is located below the sealing door 2, the pressing plate 45 is connected to the movable sleeve 46 through an elastic stretching member, the elastic stretching member includes a first supporting portion 49 fixedly mounted at the bottom end of the pressing plate 45, a second supporting portion 50 is arranged above the first supporting portion 49, the second supporting portion 50 is fixedly connected to the movable sleeve 46, and the first supporting portion 49 is connected to the second supporting portion 50 through a third stretching spring 51;

through the design of sealed pad 52, the leakproofness of sealing door 2 and coating machine body 1 junction has been increased, design through layer board 55, when sealing door 2 rotates one hundred eighty degrees, connecting plate 3 contacts with layer board 55, layer board 55 supports connecting plate 3, when closing sealing door 2, second hydraulic stretching rod 48 drive movable sleeve 46 and press board 45 to move, make press board 45 move towards sealing door 2, press sealing door 2 through press board 45, sealed pad 52 is hugged closely with one side of coating machine body 1, need not the manual work hard to press sealing door 2 and just can realize sealing door 2's closure, when needing to open sealing door 2, second hydraulic stretching rod 48 drive movable sleeve 46 and press board 45 keep away from sealing door 2 and move, make press board 45 no longer press sealing door 2, first supporting part 49 of manual drive moves down, so that make sealing door 45 move down, third extension spring 51 is in tensile state, can make press board 45 no longer interfere sealing door 2 and open.

Fifth embodiment, on the basis of the first embodiment, as shown in fig. 2 and 8, the heterodromous linear driving assembly includes a second fixed plate 33 disposed on one side of the lifting plate 34 far away from the rotating shaft 5, the second fixed plate 33 is fixedly connected with the coating machine body 1, a first movable plate 36 is fixedly connected to the lifting plate 34, the first movable plate 36 penetrates through the second fixed plate 33, the lifting plate 34 and the second fixed plate 33 are connected through a plurality of second extension springs 37, a rolling member is disposed at one end of the first movable plate 36 far away from the lifting plate 34, a pushing block 38 is disposed on one side of the rolling member far away from the lifting plate 34, an inclined surface is disposed on the pushing block 38, a second connecting portion 43 is fixedly connected to one side of the pushing block 38, two adjacent second connecting portions 43 are connected through a second movable plate 42, a third fixed plate 41 is disposed on one side of the second movable plate 42 close to the rotating shaft 5, the third fixed plate 41 is fixedly connected with the coating machine body 1, the second movable plate 42 and the third fixed plate 41 are connected through a first hydraulic telescopic rod 44, and the second movable plate 43 penetrates through the third fixed plate 41, the rolling member includes a third rolling column 39, the third rolling column 39 is disposed on the pushing block 38, two sides of the second movable plate 40 are connected with the second side plate 36, and the second side plate 40, the second side of the second side plate 39, the second side plate 40 is connected with the second side plate 40;

through the design of the second extension spring 37, the lifting plate 34 and the first movable plate 36 are elastically connected with respect to the second fixed plate 33, so that the third rolling column 39 elastically presses the inclined surface of the pushing block 38, when the pushing block 38 moves in the horizontal direction, the third rolling column 39 is always in contact with the inclined surface of the pushing block 38, the second movable plate 42 is driven to move by the first hydraulic telescopic rod 44, so that the second connecting portion 43 drives the pushing block 38 to move, the third rolling column 39 slides on the inclined surface of the pushing block 38, and the heights of the first movable plate 36 and the lifting plate 34 are changed, so that the rotating shaft 5 can move in the vertical direction, and whether the rotating shaft 5 is inserted into the slot 4 or not is controlled.

The vacuum coating method for the plastic part comprises the above vacuum coating device for the plastic part, and comprises the following steps:

the method comprises the following steps: the loading disc with the plastic pieces is hung on the suspension bracket 14, the first driving motor 7 drives the first gear 6 to rotate, the first gear 6 drives the second gear 54 to rotate, so that the suspension bracket 14 drives the plastic pieces to rotate, and the coating machine body 1 carries out omnibearing coating on the plastic pieces;

step two: after the coating is finished, the two lifting plates 34 are driven to move away from each other by the heterodromous linear driving assembly, so that the rotating shafts 5 are separated from the corresponding slots 4, the limitation on the position of one connecting plate 3 is removed, and the sealing door 2 is manually driven to rotate by one hundred and eighty degrees by taking the other two rotating shafts 5 as rotating shafts, so that the sealing door 2 moves to the position above one supporting seat 8;

step three: the horizontal driving mechanism drives one of the first sliding blocks 10 without the suspension bracket 14 above to move, so that the first sliding block 10 moves to one side of the sealing door 2, the fixed disc 18 is driven to move upwards manually, the first extension spring 19 is in an extension state, the inserting column 16 is separated from the first limiting ring 20, and the fixed relation between the movable seat 11 and the sealing door 2 is released;

step four: manually driving the movable seat 11 to slide relative to the sealing door 2, so that the movable seat 11 moves to the first sliding block 10, the second sliding block 13 slides into the first sliding groove 12, meanwhile, the inserting column 16 moves to the upper part of the second limiting ring 21, loosening the fixed disk 18, driving the fixed disk 18 and the inserting column 16 to move downwards by the first tension spring 19, inserting the bottom end of the inserting column 16 into the corresponding second limiting ring 21, and avoiding the movable seat 11 from shaking relative to the first sliding block 10, so that the movable seat 11 is fixed relative to the first sliding block 10;

step five: the horizontal driving mechanism drives the first sliding block 10 to move away from the sealing door 2, so that the hanging frame 14 is prevented from interfering with the closing of the sealing door 2, the sealing door 2 is manually driven to rotate by one hundred eighty degrees, so that the sealing door 2 is closed, and when the sealing door 2 is closed, the heterodromous linear driving assembly drives the two adjacent lifting plates 34 to move close to each other, so that the rotating shaft 5 is inserted into the corresponding slot 4, and the two connecting plates 3 are fixed relative to the film plating machine body 1;

step six: the other heterodromous linear driving assembly drives the two adjacent lifting plates 34 to move away from each other, the rotating shaft 5 is separated from the slot 4, the other connecting plate 3 is released from being fixed, and the sealing door 2 is manually driven to rotate by one hundred eighty degrees so that the sealing door 2 moves to the position above the other supporting seat 8;

step seven: the horizontal driving mechanism drives the first sliding block 10 with the suspension bracket 14 above to move to one side of the sealing door 2, the corresponding fixed disc 18 is driven to move upwards manually, the first stretching spring 19 is in a stretching state, one end of the inserted column 16 is separated from the second limiting ring 21, the fixing relation between the movable seat 11 and the first sliding block 10 is removed, the movable seat 11 is driven to move into the sealing door 2 manually, the second sliding block 13 is separated from the first sliding groove 12, the inserted column 16 moves to the upper side of the first limiting ring 20, the fixed disc 18 is loosened, the first stretching spring 19 drives the fixed disc 18 and the inserted column 16 to move downwards, so that one end of the inserted column 16 is inserted into the first limiting ring 20, and the movable seat 11 is fixed on the sealing door 2;

step eight: horizontal drive mechanism drive first slider 10 is kept away from sealing door 2 and is removed, avoids first slider 10 to interfere sealing door 2 rotatory, and in the same way, manual drive sealing door 2 removes to make sealing door 2 closed relative coating machine body 1, accomplish the change of mounted frame 14.

It is noted that, herein, 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a working of plastics vacuum coating device, includes coating machine body (1), sealing door (2) and two mounted frames (14), its characterized in that: the two sides of the sealing door (2) are respectively fixedly connected with a connecting plate (3), the top and the bottom of the connecting plate (3) are respectively provided with a rotating shaft (5), the connecting plate (3) is provided with a slot (4) matched with the rotating shaft (5), one end of the rotating shaft (5) is positioned in the slot (4), the other end of the rotating shaft (5) is provided with a lifting plate (34), the rotating shaft (5) and the lifting plate (34) are connected through a first bearing (15), two adjacent lifting plates (34) are connected with a film coating machine body (1) through an anisotropic linear driving assembly, the top of the sealing door (2) is provided with a first driving motor (7), the output end of the first driving motor (7) is fixedly connected with a first gear (6) positioned in the sealing door (2), the two sides of the film coating machine body (1) are respectively and fixedly connected with a first connecting part (9), one end of the first connecting part (9) far away from the film coating machine body (1) is fixedly connected with a supporting seat (8), the supporting seat (8) is provided with a first sliding block (10), the first sliding block (10) and the supporting seat (8) are connected with a second sliding seat (11) through a sliding seat (14), a sliding groove (11) and a sliding seat (11) connected with a sliding seat (11) through a sliding seat (11), the top fixedly connected with second slider (13) of first slider (10), the cross section of first spout (12) and second slider (13) is T shape structure, one of them mounted frame (14) is located sealing door (2), another mounted frame (14) is located the top of one of them first slider (10), be equipped with the director with sliding seat (11) matched with on sealing door (2), be equipped with on sliding seat (11) respectively with sealing door (2) and first slider (10) matched with location locking piece, the top fixedly connected with second gear (54) of mounted frame (14), second gear (54) and first gear (6) looks adaptation.

2. A vacuum coating apparatus for plastic articles as claimed in claim 1, wherein: the dead piece of positioning lock is including setting up in inserting post (16) of sliding seat (11) one side, the outside cover of inserting post (16) is equipped with first fixed plate (17), one side and sliding seat (11) fixed connection of first fixed plate (17), the top fixedly connected with fixed disk (18) of inserting post (16), the outside cover of inserting post (16) is equipped with first extension spring (19), the both ends of first extension spring (19) respectively with first fixed plate (17) and fixed disk (18) fixed connection, the first spacing ring of bottom inner wall fixedly connected with (20) of sealing door (2), one side fixedly connected with second spacing ring (21) of first slider (10), and first spacing ring (20) and second spacing ring (21) all with insert post (16) looks adaptation.

3. A vacuum coating apparatus for plastic articles as claimed in claim 1, wherein: the guider comprises two first side plates (22) fixedly installed on the inner wall of the bottom of the sealing door (2), a guide groove (23) is formed in one side, close to each other, of the two first side plates (22), guide blocks (24) are fixedly connected to the two sides of the movable seat (11) respectively, the guide blocks (24) are matched with the guide grooves (23), a plurality of first rolling columns (25) connected in a rotating mode are arranged at the bottom end of each guide block (24), and a plurality of second rolling columns (26) connected in a rotating mode are arranged at the top end of each second sliding block (13).

4. A vacuum coating apparatus for plastic articles as claimed in claim 1, wherein: horizontal drive mechanism is including lead screw (28) that runs through first slider (10), be equipped with on first slider (10) with lead screw (28) matched with screw thread, second spout (27) have been seted up on supporting seat (8), the bottom of first slider (10) is located second spout (27), and the bottom inner wall of the bottom of first slider (10) and second spout (27) contacts, supporting seat (8) are run through respectively at the both ends of lead screw (28), the department of running through of lead screw (28) and supporting seat (8) is equipped with third bearing (35), the one end fixedly connected with first sprocket (30) of lead screw (28), one side fixedly connected with second driving motor (31) of supporting seat (8), the output fixedly connected with second sprocket (32) of second driving motor (31), first sprocket (30) and second sprocket (32) are connected through chain (53).

5. A vacuum coating apparatus for plastic articles as claimed in claim 1, wherein: one side of the sealing door (2) is fixedly connected with a sealing gasket (52), the cross section of the connecting plate (3) is of an L-shaped structure, and two sides of the coating machine body (1) are respectively and fixedly connected with a supporting plate (55).

6. A vacuum coating apparatus for plastic articles as claimed in claim 1, wherein: the anisotropic linear driving assembly comprises a second fixing plate (33) arranged on one side, far away from a rotating shaft (5), of a lifting plate (34), the second fixing plate (33) is fixedly connected with a film coating machine body (1), a first movable plate (36) is fixedly connected to the lifting plate (34), the first movable plate (36) penetrates through the second fixing plate (33), the lifting plate (34) is connected with the second fixing plate (33) through a plurality of second extension springs (37), a rolling piece is arranged at one end, far away from the lifting plate (34), of the first movable plate (36), a pushing block (38) is arranged on one side, far away from the lifting plate (34), of the rolling piece, an inclined surface is arranged on the pushing block (38), a second connecting portion (43) is fixedly connected to one side of the pushing block (38), two adjacent second connecting portions (43) are connected through a second movable plate (42), a third fixing plate (41) is arranged on one side, close to the rotating shaft (5), of the second movable plate (42), the third fixing plate (41) is fixedly connected with the film coating machine body (1), the second fixing plate (42) and the third fixing plate (41) is connected through a hydraulic connecting portion (44), and a telescopic rod (41).

7. A vacuum coating apparatus for plastic articles as claimed in claim 6, wherein: the rolling part comprises a third rolling column (39), the third rolling column (39) is in contact with the inclined surface of the pushing block (38), two sides of the third rolling column (39) are respectively provided with a second side plate (40), the second side plate (40) is fixedly connected with the first movable plate (36), and the third rolling column (39) is rotatably connected with the second side plate (40).

8. A vacuum coating apparatus for plastic articles as claimed in claim 1, wherein: one side of coating machine body (1) is equipped with press platen (45), and the outside cover of press platen (45) is equipped with movable sleeve (46), and one side fixedly connected with second hydraulic stretching pole (48) of movable sleeve (46), second hydraulic stretching pole (48) and coating machine body (1) are connected through support frame (47), and second hydraulic stretching pole (48) are located the below of sealing door (2), press platen (45) and movable sleeve (46) to pass through the connection of elastic stretching piece.

9. A vacuum coating apparatus for plastic articles as claimed in claim 8, wherein: the elastic stretching piece comprises a first supporting part (49) fixedly installed at the bottom end of the pressing plate (45), a second supporting part (50) is arranged above the first supporting part (49), the second supporting part (50) is fixedly connected with the movable sleeve (46), and the first supporting part (49) is connected with the second supporting part (50) through a third stretching spring (51).

10. A method of vacuum coating a plastic article comprising the apparatus of claim 2, wherein: the method comprises the following steps:

the method comprises the following steps: the loading disc with the plastic parts is hung on the suspension bracket (14), the first driving motor (7) drives the first gear (6) to rotate, the first gear (6) drives the second gear (54) to rotate, so that the suspension bracket (14) drives the plastic parts to rotate, and the film coating machine body (1) carries out omnibearing film coating on the plastic parts;

step two: after the film plating is finished, the two lifting plates (34) are driven to move away from each other through the heterodromous linear driving assembly, so that the rotating shafts (5) are separated from the corresponding slots (4), the limitation on the position of one connecting plate (3) is removed, the sealing door (2) is manually driven to rotate for one hundred and eighty degrees by taking the other two rotating shafts (5) as rotating shafts, and the sealing door (2) moves to the position above one supporting seat (8);

step three: the horizontal driving mechanism drives one first sliding block (10) without a suspension frame (14) above to move, so that the first sliding block (10) moves to one side of the sealing door (2), the fixed disc (18) is manually driven to move upwards, the first extension spring (19) is in an extension state, the inserting column (16) is separated from the first limiting ring (20), and the fixed relation between the movable seat (11) and the sealing door (2) is released;

step four: manually driving the movable seat (11) to slide relative to the sealing door (2) so that the movable seat (11) moves to the first sliding block (10), the second sliding block (13) slides into the first sliding groove (12), meanwhile, the inserting column (16) moves to the position above the second limiting ring (21), the fixed disc (18) is loosened, the first extension spring (19) drives the fixed disc (18) and the inserting column (16) to move downwards, the bottom end of the inserting column (16) is inserted into the corresponding second limiting ring (21), and the movable seat (11) is prevented from shaking relative to the first sliding block (10) so that the movable seat (11) is fixed relative to the first sliding block (10);

step five: the horizontal driving mechanism drives the first sliding block (10) to move away from the sealing door (2), the hanging frame (14) is prevented from interfering the closing of the sealing door (2), the sealing door (2) is manually driven to rotate by one hundred and eighty degrees, so that the sealing door (2) is closed, when the sealing door (2) is closed, the heterodromous linear driving assembly drives the two adjacent lifting plates (34) to move close to each other, the rotating shaft (5) is inserted into the corresponding slot (4), and the two connecting plates (3) are fixed relative to the coating machine body (1);

step six: the other heterodromous linear driving assembly drives the two adjacent lifting plates (34) to move away from each other, the rotating shaft (5) is separated from the slot (4), the other connecting plate (3) is released from being fixed, and the sealing door (2) is manually driven to rotate by one hundred and eighty degrees, so that the sealing door (2) moves to the position above the other supporting seat (8);

step seven: the horizontal driving mechanism drives a first sliding block (10) with a suspension frame (14) above to move to one side of a sealing door (2), a corresponding fixed disc (18) is manually driven to move upwards, a first stretching spring (19) is in a stretching state, one end of an inserted column (16) is separated from a second limiting ring (21), the fixing relation between a movable seat (11) and the first sliding block (10) is released, the movable seat (11) is manually driven to move into the sealing door (2), a second sliding block (13) is separated from a first sliding chute (12), the inserted column (16) moves to the upper side of the first limiting ring (20), the fixed disc (18) is loosened, the first stretching spring (19) drives the fixed disc (18) and the inserted column (16) to move downwards, so that one end of the inserted column (16) is inserted into the first limiting ring (20), and the movable seat (11) is fixed on the sealing door (2);

step eight: horizontal drive mechanism drive first slider (10) keep away from sealing door (2) and remove, avoid first slider (10) to interfere sealing door (2) rotatory, and in the same way, manual drive sealing door (2) remove to make sealing door (2) closed relative coating machine body (1), accomplish the change of mounted frame (14).

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