CN117249330A - Electromagnetic valve sealing type external oil supply shielding oil pipe - Google Patents
Electromagnetic valve sealing type external oil supply shielding oil pipe Download PDFInfo
- Publication number
- CN117249330A CN117249330A CN202311517404.3A CN202311517404A CN117249330A CN 117249330 A CN117249330 A CN 117249330A CN 202311517404 A CN202311517404 A CN 202311517404A CN 117249330 A CN117249330 A CN 117249330A
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- oil pipe
- oil
- shielding
- groove
- fixedly connected
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- 238000007789 sealing Methods 0.000 title abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 238000010438 heat treatment Methods 0.000 claims abstract description 32
- 230000008020 evaporation Effects 0.000 claims abstract description 14
- 238000001704 evaporation Methods 0.000 claims abstract description 14
- 230000006835 compression Effects 0.000 claims description 34
- 238000007906 compression Methods 0.000 claims description 34
- 230000000903 blocking effect Effects 0.000 claims description 22
- 230000002457 bidirectional effect Effects 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 16
- 238000001771 vacuum deposition Methods 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 230000007774 longterm Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
- F16L53/30—Heating of pipes or pipe systems
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/04—Coating on selected surface areas, e.g. using masks
- C23C14/042—Coating on selected surface areas, e.g. using masks using masks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/06—Check valves with guided rigid valve members with guided stems
- F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0655—Lift valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Details Of Valves (AREA)
Abstract
The application discloses a sealed type external oil supply shielding oil pipe of electromagnetic valve, which belongs to the technical field of vacuum coating and comprises a shielding oil pipe arranged in a vacuum chamber, wherein a pipeline for oil transportation is arranged in the shielding oil pipe, a central evaporation box is arranged on the shielding oil pipe, an oil supply mechanism is arranged on one side of the shielding oil pipe, the oil supply mechanism is positioned outside the vacuum chamber and can transport oil for the shielding oil pipe, the central evaporation box can heat oil in the shielding oil pipe, so that oil vapor is generated in the pipeline, a plurality of groups of control mechanisms are further arranged on the shielding oil pipe, and the control mechanisms can prevent the oil vapor from being discharged out of the shielding oil pipe; the central evaporation box comprises a first electromagnetic valve, a one-way valve and a heating rod, a mounting groove communicated with a pipeline is formed in the shielding oil pipe, a mounting seat is fixedly connected to the shielding oil pipe, the first electromagnetic valve is mounted on the mounting seat, the one-way valve is fixedly connected to the mounting seat, and the one-way valve is located in the mounting groove. The application improves the sealing effect of the external oil supply type shielding oil pipe.
Description
Technical Field
The application relates to the technical field of vacuum coating, in particular to a solenoid valve sealing type external oil supply shielding oil pipe.
Background
In the vacuum coating industry, the shielding oil pipe heats the internal shielding oil through the oil shielding pipe before the base film is not metallized to form oil vapor so that the oil vapor passes through the reserved holes on the fixed die plate, thereby forming a continuous strip-shaped oil film (called a screen belt for short) on the base film to control the coating area of the base film.
The existing external oil supply type shielding oil pipe is sealed only by virtue of a one-way valve, and the traditional one-way valve is reversely sealed in a vacuum negative pressure state, namely, the one-way valve is jacked up by the oil pressure of an oil pump in the working process, and the one-way valve needs to overcome the pressure difference in a connecting pipeline, so that the shielding oil in the connecting pipeline cannot leak.
For the related art in the above, there are the following drawbacks: in the long-term use process, the one-way valve generates friction with the inner wall of the pipeline, so that the sealing effect is reduced, and long-term sealing cannot be realized only by using the one-way valve.
Disclosure of Invention
In order to improve the sealing effect of the outer oil supply type shielding oil pipe, the application provides an electromagnetic valve sealing type outer oil supply type shielding oil pipe.
The electromagnetic valve sealing type external oil supply shielding oil pipe adopts the following technical scheme:
the electromagnetic valve sealing type external oil supply shielding oil pipe comprises a shielding oil pipe arranged in a vacuum chamber, a pipeline for oil transportation is arranged in the shielding oil pipe, a central evaporation box is arranged on the shielding oil pipe, an oil supply mechanism is arranged on one side of the shielding oil pipe and is positioned outside the vacuum chamber, the oil supply mechanism can transport oil to the shielding oil pipe, the central evaporation box can heat oil in the shielding oil pipe, so that oil vapor is generated in the pipeline, a plurality of groups of control mechanisms are further arranged on the shielding oil pipe, and the control mechanisms can prevent the oil vapor from being discharged out of the shielding oil pipe;
the center evaporation box includes first solenoid valve, check valve and heating rod, shielding oil pipe offer with the mounting groove that the pipeline is linked together, fixedly connected with mount pad on the shielding oil pipe, first solenoid valve install in on the mount pad, check valve fixed connection in on the mount pad, just the check valve is located in the mounting groove, first solenoid valve can control the opening and close of check valve, heating rod fixed connection in on the mount pad, just the one end of heating rod is located in the mounting groove oil feed mechanism makes oil get into through first solenoid valve and check valve after in the shielding oil pipe, the heating rod can be to getting into oil heating in the shielding oil pipe.
Through adopting above-mentioned technical scheme, in order to improve the sealed effect of outer oil supply formula shielding oil pipe, utilize first solenoid valve to make the check valve open earlier, reuse oil supply mechanism, make oil loop through first solenoid valve and check valve, get into in the pipeline at last, then utilize the heating rod to make the oil in the pipeline become the oil steam, and utilize control mechanism to make the oil steam can circulate outside shielding oil pipe, afterwards utilize first solenoid valve to make the check valve close, thereby the possibility that the oil in the pipeline flows back in the check valve has been reduced, and can utilize control mechanism to prevent outside oil steam discharge shielding oil pipe, and then improved the sealed effect of outer oil supply formula shielding oil pipe.
Preferably, the first solenoid valve includes first disk seat, first outer core, first inner core and first compression spring, first disk seat fixed connection in on the mount pad, set up first logical groove on the first disk seat, first outer core fixed connection in on the inner wall in first logical groove, and part first outer core is located outside the first logical groove, set up on the mount pad with the first groove of leading to aligns pass the groove, first inner core slidable mounting in first logical inslot, and part first inner core with pass the inner wall sliding connection in groove, first outer core and all set up the through hole on the first inner core, set up first groove of stepping down on the first inner core, first position groove with the through hole on the first inner core is linked together, one end fixed connection of first compression spring stepping down on the first outer core, the other end fixed connection of first compression spring is in on the first inner wall in groove of stepping down.
Through adopting above-mentioned technical scheme, first compression spring promotes first inner core for first inner core moves to the one side of keeping away from first outer core, after first solenoid valve circular telegram, makes first inner core move to the one side that is close to first outer core.
Preferably, the check valve comprises a fixing seat, a valve core and a second compression spring, wherein the fixing seat is fixedly connected to the mounting seat, the fixing seat is located in the mounting groove, a communication hole aligned with a through hole in the first inner core is formed in the fixing seat, a sliding groove and a sliding hole which are communicated with each other are formed in the fixing seat, the valve core is in sliding connection with the inner wall of the sliding groove, the valve core can enable the sliding hole to be sealed, the sliding groove is communicated with the communication hole, one end of the second compression spring is fixedly connected to the inner wall of the sliding groove, and the other end of the second compression spring is fixedly connected to the valve core.
Through adopting above-mentioned technical scheme, when first inner core moves to the one side of keeping away from first outer core, make the atmospheric pressure increase in the groove that slides, under the effect of pressure differential, promote the case, make the fixing base open, thereby oil can get into the groove that slides along the through hole, finally follow the hole that slides and discharge, in the admission line, and then the purpose to shielding oil pipe oil delivery has been led, when first inner core moves to the one side that is close to first outer core, make the atmospheric pressure in the groove that slides reduce, under the effect of pressure differential and second compression spring, the check valve is closed, thereby the possibility that oil in the pipeline flows back to the fixing base is supplied with oil, and then this outer shielding oil pipe's sealed effect has been improved.
Preferably, the control mechanism comprises a second electromagnetic valve, an inclined groove and a moving groove which are communicated with the pipeline are formed in the shielding oil pipe, a through groove is formed in the inner wall of the moving groove, the second electromagnetic valve is installed on the shielding oil pipe, and the second electromagnetic valve can enable the inclined groove to be separated from the through groove.
Through adopting above-mentioned technical scheme, after the heating rod heats the oil in the pipeline, the oil steam gets into the removal groove along the slope groove, and outside the last shielding oil pipe of follow through groove discharge, when needing to prevent oil steam discharge shielding oil pipe, utilize the second solenoid valve for the slope groove separates with through the groove, thereby has reduced the outer possibility of oil steam discharge shielding oil pipe, and then has improved this outer oil supply type shielding oil pipe's sealed effect.
Preferably, the second electromagnetic valve comprises a second valve seat, a second outer core, a second inner core and a third compression spring, wherein the second valve seat is fixedly connected to the shielding oil pipe, a second through groove is formed in the second valve seat, the second outer core is fixedly connected to the second through groove, the second inner core is slidably mounted in the second through groove, part of the second inner core is slidably connected with the inner wall of the movable groove, the second inner core can block the inclined groove, a second yielding groove is formed in the second inner core, one end of the third compression spring is fixedly connected to the second outer core, and the other end of the third compression spring is fixedly connected to the inner wall of the second yielding groove.
Through adopting above-mentioned technical scheme, third compression spring promotes the second inner core to the one side of keeping away from the second outer core and removes along the removal groove when the second inner core to when plugging up the inclined groove, make inclined groove and pass through the groove and separate.
Preferably, the shielding oil pipe is further provided with an adjusting mechanism, the adjusting mechanism comprises two moving balls, the moving balls are in sliding connection with the inner wall of the pipeline, the heating rod is positioned in the middle of the two moving balls, and the moving balls are provided with through holes;
the adjustment mechanism further includes a drive assembly for controlling movement of the moving ball.
Through adopting above-mentioned technical scheme, according to the work piece size of different needs coating films, utilize drive assembly adjustment to remove the ball position, and make the removal ball rotate, after the removal ball rotates, make the lateral wall that passes hole alignment pipeline, thereby reduce the possibility that oil in the pipeline passes through the removal ball, utilize two removal balls, make form one section inclosed space in the pipeline, and this space length is the distance between two removal balls, the heating rod sets up in the middle of removing the ball simultaneously, utilize two removal balls to cooperate and form one section sealed space, because this space is less than whole pipeline, therefore the oil in this space of heating rod heating of being convenient for, and then improved the efficiency of producing oil vapor, further, the efficiency to the work piece coating film has been improved.
Preferably, the driving assembly comprises a driving motor, a bidirectional screw rod and a guide rod, wherein the driving motor is fixedly connected to the shielding oil pipe, a supporting frame and a fixing plate are fixedly connected to the shielding oil pipe, one end of the bidirectional screw rod is rotatably connected to the fixing plate, the bidirectional screw rod penetrates through the supporting frame, an output shaft of the driving motor is fixedly connected with the other end of the bidirectional screw rod, one end of the guide rod is fixedly connected to the fixing plate, the other end of the guide rod is fixedly connected to the supporting frame, a moving part is arranged on the bidirectional screw rod corresponding to each moving ball, the bidirectional screw rod can be rotated to drive the moving part to move, the moving part can drive the moving ball to move, and the moving ball is made of iron materials.
By adopting the technical scheme, the driving motor is started, so that the bidirectional screw rod rotates, the moving part is driven to move, and the moving ball is driven to move after the moving part moves, so that the position of the moving ball is adjusted.
Preferably, the moving part comprises a moving plate and a magnetic block, a threaded hole is formed in the moving plate, the bidirectional screw rod is in threaded fit with the threaded hole, the guide rod penetrates through the moving plate, and the magnetic block is arranged on the moving plate;
the moving plate is provided with a rotating component used for enabling the magnetic block to rotate.
Through adopting above-mentioned technical scheme, after two-way lead screw rotates, drive the movable plate and remove, the movable plate removes and drives the magnetic path and remove, under the suction effect of magnetic path, drives the movable ball and removes, and can utilize rotating assembly to make the movable ball rotate.
Preferably, the rotating assembly comprises a servo motor, a rotating block, a first blocking block and a second blocking block, wherein the servo motor is fixedly connected to the moving plate, an output shaft of the servo motor is fixedly connected with the magnetic block, the rotating block is fixedly connected to the magnetic block, the first blocking block and the second blocking block are fixedly connected to the moving plate, the rotating block abuts against the first blocking block, and when the rotating block abuts against the second blocking block, the magnetic block can rotate by 90 degrees.
Through adopting above-mentioned technical scheme, start servo motor, servo motor drives the magnet and rotates, and the magnet rotates and drives the rotor and rotate, and when rotor and second stop the piece contact, the magnet just rotates 90 degrees, and drives the movable ball and rotate when the magnet rotates to can make the movable ball rotate 90 degrees.
Preferably, the shielding oil pipe is fixedly connected with an oil shielding specification plate, a plurality of oil outlet holes are formed in the oil shielding specification plate, the oil outlet holes correspond to the passing grooves one by one, and the oil outlet holes are aligned to the passing grooves.
Through adopting above-mentioned technical scheme, when the vacuum chamber resumes the normal pressure, there is partial oil vapor to fall down, utilizes oil shielding specification board to block the oil pearl that falls down.
In summary, the present application includes at least one of the following beneficial technical effects:
in order to improve the sealing effect of the external oil supply type shielding oil pipe, the first electromagnetic valve is utilized to open the one-way valve, the oil supply mechanism is utilized to enable oil to sequentially pass through the first electromagnetic valve and the one-way valve and finally enter the pipeline, then the heating rod is utilized to enable oil in the pipeline to become oil vapor, the control mechanism is utilized to enable the oil vapor to circulate outside the shielding oil pipe, and then the first electromagnetic valve is utilized to enable the one-way valve to close, so that the possibility that oil in the pipeline flows back into the one-way valve is reduced, the control mechanism can be utilized to prevent the oil vapor from being discharged outside the shielding oil pipe, and the sealing effect of the external oil supply type shielding oil pipe is further improved;
after the heating rod heats the oil in the pipeline, the oil vapor enters the moving groove along the inclined groove, and finally is discharged out of the shielding oil pipe from the passing groove, and when the oil vapor is required to be prevented from being discharged out of the shielding oil pipe, the inclined groove is separated from the passing groove by the second electromagnetic valve, so that the possibility that the oil vapor is discharged out of the shielding oil pipe is reduced, and the sealing effect of the external oil supply type shielding oil pipe is improved;
according to the work piece size of different needs coating film, utilize drive assembly adjustment to remove the ball to make the removal ball rotate, after the removal ball rotates, make the lateral wall that passes hole alignment pipeline, thereby reduce the possibility that oil in the pipeline passes through the removal ball, utilize two removal balls, make one section inclosed space in the pipeline, and this space length is the distance between two removal balls, the heating rod sets up in the middle of removing the ball simultaneously, utilize two removal balls to cooperate and form one section sealed space, because this space is less than whole pipeline, consequently, the oil in this space of heating rod heating of being convenient for, and then improved the efficiency of producing oil vapor, further, the efficiency to the work piece coating film has been improved.
Drawings
Fig. 1 is a schematic structural diagram of the whole embodiment of the present application.
Fig. 2 is a schematic view showing the structure of the center evaporation cartridge of the present application.
Fig. 3 is a schematic view showing the structure of the check valve according to the present application.
Fig. 4 is a schematic view showing the structure of the highlighting control mechanism of the present application.
Fig. 5 is a schematic view showing the structure of the adjusting mechanism of the present application.
Fig. 6 is a schematic view showing the structure of the moving member and the rotating member.
Reference numerals: 1. shielding the oil pipe; 11. a pipeline; 12. a mounting groove; 13. an inclined groove; 14. a moving groove; 15. a pass through slot; 2. a central evaporation box; 21. a mounting base; 211. pass through the slot; 22. a heating rod; 3. a first electromagnetic valve; 31. a first valve seat; 311. a first through groove; 32. a first outer core; 33. a first core; 331. a through hole; 332. a first relief groove; 34. a first compression spring; 4. a one-way valve; 41. a fixing seat; 411. a communication hole; 412. a slip groove; 413. a slip hole; 42. a valve core; 421. a sealing part; 422. a moving part; 423. a protruding portion; 43. a second compression spring; 5. an oil supply mechanism; 51. an oil pump; 52. an oil supply pipe; 53. an oil drum; 6. a control mechanism; 61. a second electromagnetic valve; 62. a second valve seat; 621. a second through slot; 63. a second outer core; 64. a second core; 641. a second relief groove; 65. a third compression spring; 7. an adjusting mechanism; 71. moving the ball; 711. a through hole; 72. a drive assembly; 721. a support frame; 722. a fixing plate; 73. a driving motor; 74. a two-way screw rod; 75. a guide rod; 76. a moving member; 77. a moving plate; 771. a threaded hole; 78. a magnetic block; 8. a rotating assembly; 81. a servo motor; 82. a rotating block; 83. a first blocking piece; 84. a second blocking piece; 9. an oil shield gauge plate; 91. and an oil outlet.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-6.
The embodiment of the application discloses a solenoid valve sealed type external oil supply shielding oil pipe. Referring to fig. 1, the electromagnetic valve sealed type external oil supply shielding oil pipe comprises a shielding oil pipe 1 arranged in a vacuum chamber, a pipeline 11 for oil transportation is arranged in the shielding oil pipe 1, a central evaporation box 2 is arranged on the shielding oil pipe 1, an oil supply mechanism 5 is arranged on one side of the shielding oil pipe 1, the oil supply mechanism 5 is positioned outside the vacuum chamber, the oil supply mechanism 5 can transport oil for the shielding oil pipe 1, the central evaporation box 2 can heat oil in the shielding oil pipe 1, oil vapor is generated in the pipeline 11, four groups of control mechanisms 6 are further arranged on the shielding oil pipe 1, the control mechanisms 6 can prevent the oil vapor from being discharged out of the shielding oil pipe 1, an adjusting mechanism 7 is further arranged on the shielding oil pipe 1, and the adjusting mechanism 7 can adjust the efficiency of generating the oil vapor.
Referring to fig. 1 and 2, the central evaporation box 2 includes a first electromagnetic valve 3, a one-way valve 4 and a heating rod 22, a mounting groove 12 communicated with a pipeline 11 is formed in a shielding oil pipe 1, a mounting seat 21 is fixedly connected to the shielding oil pipe 1, the first electromagnetic valve 3 is mounted on the mounting seat 21, the one-way valve 4 is fixedly connected to the mounting seat 21, the one-way valve 4 is located in the mounting groove 12, the first electromagnetic valve 3 can control opening and closing of the one-way valve 4, the heating rod 22 is fixedly connected to the mounting seat 21, one end of the heating rod 22 is located in the mounting groove 12, and after oil enters the shielding oil pipe 1 through the first electromagnetic valve 3 and the one-way valve 4 by an oil supply mechanism 5, the heating rod 22 can heat the oil in the shielding oil pipe 1.
Referring to fig. 2 and 3, the first solenoid valve 3 includes a first valve seat 31, a first outer core 32, a first inner core 33, and a first compression spring 34, where the first valve seat 31 is fixedly connected to the mounting seat 21, a first through slot 311 is formed on the first valve seat 31, the first outer core 32 is fixedly connected to an inner side wall of the first through slot 311, a portion of the first outer core 32 is located outside the first through slot 311, a through slot 211 aligned with the first through slot 311 is formed on the mounting seat 21, the first inner core 33 slides on an inner side wall of the first through slot 311, a portion of the first inner core 33 slides on an inner side wall of the through slot 211, a through hole 331 is formed on the first outer core 32 and the first inner core 33, a first position-keeping slot 332 is formed on the first inner core 33, one end of the first compression spring 34 is fixedly connected to the first outer core 32, and the other end of the first compression spring 34 is fixedly connected to an inner side wall of the first position-keeping slot 332.
The check valve 4 includes a fixed seat 41, a valve core 42 and a second compression spring 43, the fixed seat 41 is fixedly connected to the mounting seat 21, the fixed seat 41 is located in the mounting groove 12, a communication hole 411 aligned with the through hole 331 on the first inner core 33 is formed in the fixed seat 41, a sliding groove 412 and a sliding hole 413 which are communicated are formed in the fixed seat 41, the sliding groove 412 is communicated with the communication hole 411, the valve core 42 includes a sealing portion 421, a moving portion 422 and a protruding portion 423, the protruding portion 423 is attached to the inner side wall of the sliding groove 412 and slides, the moving portion 422 is fixedly connected to the protruding portion 423, the sealing portion 421 is fixedly connected to the top end of the moving portion 422, the sealing portion 421, the moving portion 422 and the protruding portion 423 are integrally formed, the sealing portion 421 can abut against the fixed seat 41, one end of the second compression spring 43 is fixedly connected to the inner side wall of the sliding groove 412, the other end of the second compression spring 43 is fixedly connected to the protruding portion 423, and the diameter of the moving portion 422 is smaller than that of the sliding hole 413.
Referring to fig. 1, the oil supply mechanism 5 includes an oil pump 51, an oil supply pipe 52 and an oil tank 53, the oil tank 53 is disposed outside the vacuum chamber, the oil pump 51 is installed in the oil tank 53, one end of the oil supply pipe 52 is fixedly connected to the oil pump 51, the other end of the oil supply pipe 52 is fixedly connected to the inner side wall of the through hole 331 on the first outer core 32, when oil is required to be supplied to the shielding oil pipe 1, the oil pump 51 is started to convey the oil in the oil tank 53 into the oil supply pipe 52, then under the action of the oil pressure, the oil enters the through hole 331 on the first outer core 32, flows out of the through hole 331 on the first inner core 33 and then enters the communication hole 411, and when the sealing portion 421 is not abutted on the fixing seat 41, the oil can enter the pipeline 11 from the sliding hole 413, thereby completing oil supply to the shielding oil pipe 1.
Referring to fig. 1 and 4, the control mechanism 6 includes a second electromagnetic valve 61, an inclined slot 13 and a moving slot 14 which are communicated with the pipeline 11 are formed on the shielding oil pipe 1, a through slot 15 is formed on the inner side wall of the moving slot 14, the second electromagnetic valve 61 is mounted on the shielding oil pipe 1, the second electromagnetic valve 61 includes a second valve seat 62, a second outer core 63, a second inner core 64 and a third compression spring 65, the second valve seat 62 is fixedly connected on the shielding oil pipe 1, a second through slot 621 is formed on the second valve seat 62, the second outer core 63 is fixedly connected on the inner side wall of the second through slot 621, the second inner core 64 is attached to the inner side wall of the second through slot 621 and slides, part of the second inner core 64 is attached to the inner side wall of the moving slot 14 and slides, the second inner core 64 can block the inclined slot 13, a second yielding slot 641 is formed on the second inner core 64, one end of the third compression spring 65 is fixedly connected on the second outer core 63, and the other end of the third compression spring 65 is fixedly connected on the inner side wall of the second yielding slot 641.
Referring to fig. 1 and 5, the adjusting mechanism 7 includes two moving balls 71, a driving assembly 72 and a rotating assembly 8, each moving ball 71 slides against the inner side wall of the pipeline 11, the heating rod 22 is located in the middle of the two moving balls 71, and the moving balls 71 are provided with through holes 711 through which oil is supplied.
Referring to fig. 5 and 6, the driving assembly 72 includes a driving motor 73, a bi-directional screw rod 74 and a guiding rod 75, the driving motor 73 is fixedly connected to the shielding oil pipe 1, a supporting frame 721 and a fixing plate 722 are fixedly connected to the shielding oil pipe 1, one end of the bi-directional screw rod 74 is rotatably connected to the fixing plate 722, the bi-directional screw rod 74 passes through the supporting frame 721, an output shaft of the driving motor 73 is fixedly connected with the other end of the bi-directional screw rod 74, one end of the guiding rod 75 is fixedly connected to the fixing plate 722, the other end of the guiding rod 75 is fixedly connected to the supporting frame 721, a moving member 76 is arranged on the bi-directional screw rod 74 corresponding to each moving ball 71, the moving member 76 includes a moving plate 77 and a magnetic block 78, a threaded hole 771 is formed in the moving plate 77, the bi-directional screw rod 74 is in threaded fit with the threaded hole 771, the guiding rod 75 passes through the moving plate 77, the magnetic block 78 is arranged on the moving plate 77, the driving motor 73 rotates the bi-directional screw rod 74, the moving plate 77 moves, the magnetic block 78 moves, and the moving ball 71 is made of iron material, and the magnetic block 78 moves.
The rotating assembly 8 comprises a servo motor 81, a rotating block 82, a first blocking block 83 and a second blocking block 84, wherein the servo motor 81 is fixedly connected to the moving plate 77, an output shaft of the servo motor 81 is fixedly connected with the magnetic block 78, the rotating block 82 is fixedly connected to the magnetic block 78, the first blocking block 83 and the second blocking block 84 are fixedly connected to the moving plate 77, the rotating block 82 abuts against the first blocking block 83, the servo motor 81 is started, the magnetic block 78 rotates to drive the rotating block 82 to move to the side far away from the first blocking block 83, and when the rotating block 82 contacts the second blocking block 84, the magnetic block 78 just rotates by 90 degrees.
Referring to fig. 1 and 4, the top of the shielding oil pipe 1 is fixedly connected with an oil shielding specification plate 9 through a plurality of screws, oil outlet holes 91 are formed in the oil shielding specification plate 9, the number of the oil outlet holes 91 is four, the oil outlet holes 91 are in one-to-one correspondence with the through grooves 15, and the oil outlet holes 91 are aligned with the through grooves 15, when the vacuum chamber is restored to normal pressure, the oil shielding specification plate 9 is utilized to block the falling oil droplets, so that the influence of the falling oil droplets on the external oil supply shielding oil pipe 1 is reduced.
In order to improve the sealing effect of the external supply type shielded oil pipe 1, after the oil pump 51 delivers the oil in the oil tank 53 into the pipe 11 in the shielded oil pipe 1, the first solenoid valve 3 is energized so that the first inner core 33 moves to a side close to the first outer core 32, and thus the pressure in the fixing seat 41 decreases, and at the same time, the second compression spring 43 pushes the protrusion 423 so that the moving part 422 and the sealing part 421 move, so that the sealing part 421 can be abutted on the fixing seat 41, thereby reducing the possibility of oil in the pipe 11 flowing back into the fixing seat 41, after the oil in the pipe 11 is heated into the oil vapor by the heating rod 22, the oil vapor enters the moving groove 14 along the inclined groove 13, and is discharged from the outside of the shielded oil pipe 1 through the groove 15, and when the oil vapor does not need to be discharged outwards, the third compression spring 65 pushes the second inner core 64 to a side far away from the second outer core 63, and after the second inner core 64 completely blocks the inclined groove 13, the inclined groove 13 is separated from the through the groove 15, thereby reducing the possibility of the oil vapor overflowing into the shielded oil pipe 1, and improving the sealing effect of the shielded oil pipe 1.
When a smaller workpiece needs to be coated, the driving motor 73 is started, the bidirectional screw rod 74 rotates to drive the moving plate 77 to move, the magnetic block 78 moves, the moving ball 71 is driven to move by the movement of the magnetic block 78 because the moving ball 71 is made of iron, the position of the moving ball 71 is adjusted according to the size of the workpiece, when the moving ball 71 moves to a proper position, the driving motor 73 is closed, the servo motor 81 is started, the magnetic block 78 rotates to drive the rotating block 82 to rotate, after the rotating block 82 contacts with the second blocking piece 84, the magnetic block 78 rotates for 90 degrees, and the moving ball 71 rotates for 90 degrees, so that the through hole 711 is closed, the possibility of oil passing is reduced, the heating rod 22 is convenient for heating oil between the two moving balls 71, and the efficiency of oil vapor generation is effectively improved.
The implementation principle of the electromagnetic valve sealing type outer oil supply shielding oil pipe of the embodiment of the application is as follows: the first electromagnetic valve 3 is matched with the one-way valve 4, the possibility of oil backflow is reduced, the second electromagnetic valve 61 is utilized, the possibility that oil vapor overflows out of the shielding oil pipe 1 is reduced, the speed of generating the oil vapor is improved by the adjusting mechanism 7, and then the efficiency of coating the workpiece is improved.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (10)
1. Electromagnetic valve sealed type outer oil supply shielding oil pipe, its characterized in that: the oil supply device comprises a shielding oil pipe (1) arranged in a vacuum chamber, a pipeline (11) for oil transportation is arranged in the shielding oil pipe (1), a central evaporation box (2) is arranged on the shielding oil pipe (1), an oil supply mechanism (5) is arranged on one side of the shielding oil pipe (1), the oil supply mechanism (5) is positioned outside the vacuum chamber, the oil supply mechanism (5) can transport oil for the shielding oil pipe (1), the central evaporation box (2) can heat oil in the shielding oil pipe (1) so as to enable oil vapor to be generated in the pipeline (11), a plurality of groups of control mechanisms (6) are further arranged on the shielding oil pipe (1), and the control mechanisms (6) can prevent the oil vapor from being discharged out of the shielding oil pipe (1);
the center evaporation box (2) includes first solenoid valve (3), check valve (4) and heating rod (22), shield oil pipe (1) offered with mounting groove (12) that pipeline (11) are linked together, fixedly connected with mount pad (21) on shield oil pipe (1), first solenoid valve (3) install in on mount pad (21), check valve (4) fixed connection in on mount pad (21), just check valve (4) are located in mounting groove (12), first solenoid valve (3) can control opening and close of check valve (4), heating rod (22) fixed connection in on mount pad (21), just one end of heating rod (22) is located in mounting groove (12) after oil feed mechanism (5) make oil get into in shield oil pipe (1) through first solenoid valve (3) and check valve (4), heating rod (22) can be to entering oil pipe (1) in the heating.
2. The solenoid valve sealed external oil supply shielding oil pipe according to claim 1, wherein: the first electromagnetic valve (3) comprises a first valve seat (31), a first outer core (32), a first inner core (33) and a first compression spring (34), wherein the first valve seat (31) is fixedly connected to the mounting seat (21), a first through groove (311) is formed in the first valve seat (31), the first outer core (32) is fixedly connected to the inner wall of the first through groove (311), part of the first outer core (32) is located outside the first through groove (311), a through groove (211) which is aligned with the first through groove (311) is formed in the mounting seat (21), the first inner core (33) is slidably mounted in the first through groove (311), part of the first inner core (33) is slidably connected with the inner wall of the through groove (211), through holes (33) are formed in the first outer core (32) and the first inner core (33), the first inner core (33) is arranged outside the first through groove (332), and the first inner core (33) is fixedly connected with the first compression spring (332) and the other end (332) is fixedly connected with the first inner core (33).
3. The solenoid valve sealed external oil supply shielding oil pipe according to claim 2, wherein: the check valve (4) comprises a fixed seat (41), a valve core (42) and a second compression spring (43), wherein the fixed seat (41) is fixedly connected to the mounting seat (21), the fixed seat (41) is located in the mounting groove (12), a communication hole (411) which is aligned with a through hole (331) in the first inner core (33) is formed in the fixed seat (41), a sliding groove (412) and a sliding hole (413) which are communicated are formed in the fixed seat (41), the valve core (42) is in sliding connection with the inner wall of the sliding groove (412), the valve core (42) can enable the sliding hole (413) to be sealed, the sliding groove (412) is communicated with the communication hole (411), one end of the second compression spring (43) is fixedly connected to the inner wall of the sliding groove (412), and the other end of the second compression spring (43) is fixedly connected to the valve core (42).
4. The solenoid valve sealed external oil supply shielding oil pipe according to claim 2, wherein: the control mechanism (6) comprises a second electromagnetic valve (61), an inclined groove (13) and a movable groove (14) which are communicated with the pipeline (11) are formed in the shielding oil pipe (1), a through groove (15) is formed in the inner wall of the movable groove (14), the second electromagnetic valve (61) is mounted on the shielding oil pipe (1), and the inclined groove (13) can be separated from the through groove (15) by the second electromagnetic valve (61).
5. The solenoid valve sealed external oil supply shielding oil pipe according to claim 4, wherein: the second electromagnetic valve (61) comprises a second valve seat (62), a second outer core (63), a second inner core (64) and a third compression spring (65), the second valve seat (62) is fixedly connected to the shielding oil pipe (1), a second through groove (621) is formed in the second valve seat (62), the second outer core (63) is fixedly connected to the second through groove (621), the second inner core (64) is slidably mounted in the second through groove (621), part of the second inner core (64) is slidably connected with the inner wall of the movable groove (14), the second inner core (64) can block the inclined groove (13), a second yielding groove (641) is formed in the second inner core (64), one end of the third compression spring (65) is fixedly connected to the second outer core (63), and the other end of the third compression spring (65) is fixedly connected to the inner wall of the second yielding groove (641).
6. The solenoid valve sealed external oil supply shielding oil pipe according to claim 1, wherein: the shielding oil pipe (1) is further provided with an adjusting mechanism (7), the adjusting mechanism (7) comprises two moving balls (71), the moving balls (71) are in sliding connection with the inner wall of the pipeline (11), the heating rod (22) is positioned in the middle of the two moving balls (71), and the moving balls (71) are provided with through holes (711);
the adjustment mechanism (7) further comprises a drive assembly (72) for controlling the movement of the moving ball (71).
7. The solenoid valve sealed external oil supply shielding oil pipe according to claim 6, wherein: the driving assembly (72) comprises a driving motor (73), a bidirectional screw rod (74) and a guide rod (75), wherein the driving motor (73) is fixedly connected to the shielding oil pipe (1), a supporting frame (721) and a fixing plate (722) are fixedly connected to the shielding oil pipe (1), one end of the bidirectional screw rod (74) is rotationally connected to the fixing plate (722), the bidirectional screw rod (74) penetrates through the supporting frame (721), an output shaft of the driving motor (73) is fixedly connected with the other end of the bidirectional screw rod (74), one end of the guide rod (75) is fixedly connected to the fixing plate (722), the other end of the guide rod (75) is fixedly connected to the supporting frame (721), moving pieces (76) are arranged on the bidirectional screw rod (74) corresponding to each moving ball (71), the moving pieces (76) can be driven to move through rotation, and the moving pieces (76) can drive the moving balls (71) to move, and the moving balls (71) are made of iron materials.
8. The solenoid valve sealed external oil supply shielding oil pipe according to claim 7, wherein: the moving piece (76) comprises a moving plate (77) and a magnetic block (78), a threaded hole (771) is formed in the moving plate (77), the bidirectional screw rod (74) is in threaded fit with the threaded hole (771), the guide rod (75) penetrates through the moving plate (77), and the magnetic block (78) is arranged on the moving plate (77);
the moving plate (77) is provided with a rotating assembly (8) for rotating the magnetic block (78).
9. The solenoid valve sealed external oil supply shielding oil pipe according to claim 8, wherein: the rotating assembly (8) comprises a servo motor (81), a rotating block (82), a first blocking block (83) and a second blocking block (84), wherein the servo motor (81) is fixedly connected to the moving plate (77), an output shaft of the servo motor (81) is fixedly connected with the magnetic block (78), the rotating block (82) is fixedly connected to the magnetic block (78), the first blocking block (83) and the second blocking block (84) are fixedly connected to the moving plate (77), the rotating block (82) is propped against the first blocking block (83), and the magnetic block (78) can rotate for 90 degrees when the rotating block (82) is propped against the second blocking block (84).
10. The solenoid valve sealed external oil supply shielding oil pipe according to claim 4, wherein: the oil shielding device is characterized in that an oil shielding specification plate (9) is fixedly connected to the shielding oil pipe (1), a plurality of oil outlet holes (91) are formed in the oil shielding specification plate (9), the oil outlet holes (91) correspond to the passing grooves (15) one by one, and the oil outlet holes (91) are aligned with the passing grooves (15).
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| CN202311517404.3A CN117249330B (en) | 2023-11-15 | 2023-11-15 | Electromagnetic valve sealing type external oil supply shielding oil pipe |
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| CN202311517404.3A CN117249330B (en) | 2023-11-15 | 2023-11-15 | Electromagnetic valve sealing type external oil supply shielding oil pipe |
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| CN117249330B (en) | 2024-02-09 |
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