CN117470635A - Detection device for PVD coating of color steel needle and PVD coating process - Google Patents
Detection device for PVD coating of color steel needle and PVD coating process Download PDFInfo
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- CN117470635A CN117470635A CN202311513467.1A CN202311513467A CN117470635A CN 117470635 A CN117470635 A CN 117470635A CN 202311513467 A CN202311513467 A CN 202311513467A CN 117470635 A CN117470635 A CN 117470635A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 50
- 239000010959 steel Substances 0.000 title claims abstract description 50
- 238000000576 coating method Methods 0.000 title claims abstract description 45
- 238000001514 detection method Methods 0.000 title claims abstract description 41
- 239000011248 coating agent Substances 0.000 title claims abstract description 34
- 238000005240 physical vapour deposition Methods 0.000 claims abstract description 51
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000000151 deposition Methods 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 238000012360 testing method Methods 0.000 claims abstract description 12
- 239000012495 reaction gas Substances 0.000 claims abstract description 9
- 238000001467 acupuncture Methods 0.000 claims abstract description 7
- 238000010891 electric arc Methods 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 238000005137 deposition process Methods 0.000 claims abstract description 6
- 238000005546 reactive sputtering Methods 0.000 claims abstract description 6
- 239000010953 base metal Substances 0.000 claims abstract description 5
- 238000013508 migration Methods 0.000 claims description 4
- 230000005012 migration Effects 0.000 claims description 4
- 239000007888 film coating Substances 0.000 abstract description 3
- 238000009501 film coating Methods 0.000 abstract description 3
- 239000010408 film Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 239000010936 titanium Substances 0.000 description 6
- 230000008021 deposition Effects 0.000 description 5
- 238000013459 approach Methods 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000000670 limiting effect Effects 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- 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
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/24—Vacuum evaporation
- C23C14/32—Vacuum evaporation by explosion; by evaporation and subsequent ionisation of the vapours, e.g. ion-plating
- C23C14/325—Electric arc evaporation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
- G01N3/068—Special adaptations of indicating or recording means with optical indicating or recording means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
- G01N3/42—Investigating hardness or rebound hardness by performing impressions under a steady load by indentors, e.g. sphere, pyramid
- G01N3/46—Investigating hardness or rebound hardness by performing impressions under a steady load by indentors, e.g. sphere, pyramid the indentors performing a scratching movement
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- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Immunology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Metallurgy (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Adornments (AREA)
Abstract
The utility model discloses a detection device for PVD coating of color steel needles and a PVD coating process, comprising a base, wherein a driven groove is formed in the middle of the upper end of the base, a driven plate is connected in a sliding manner in the driven groove, a detection assembly is arranged on one side, far away from the driven plate, of the upper end of the base, and a feeding bin for placing the color steel needles is fixedly connected to the upper end of the base; the PVD coating process comprises the following steps: s1: firstly, placing the assembled acupuncture spring into a cavity of equipment, setting the heating temperature in a furnace, and vacuumizing to the pressure required by a base material; s2, starting to enter a film coating deposition process, charging reaction gas, starting pulse bias, generating electric arc on the surface to generate plasma, depositing on the surface of the base metal, and continuously and stably performing reactive sputtering; s3: and after the film forming time is up, turning off the power supply and the bias voltage, discharging the film after the temperature is reduced, and testing the color value of the test piece by using a color difference meter after discharging the film.
Description
Technical Field
The utility model relates to the technical field of PVD coating detection, in particular to a detection device for PVD coating of a color steel needle and a PVD coating process.
Background
PVD is an abbreviation of English (Physical Vapor Deposition), chinese meaning "physical vapor deposition" refers to a thin film preparation technique in which materials are physically deposited on the surface of a workpiece to be plated under vacuum conditions, PVD is a technique in which physical materials to be deposited are transferred to the surface of a substrate by direct mass transfer, sputtering deposition refers to glow discharge on the surface of a target under certain vacuum conditions, and high-energy ions or neutral atoms are generated to collide with the target, and some materials are sputtered from the surface of the target by transfer of kinetic energy.
The utility model relates to the technical field of PVD coating detection devices, and particularly discloses an adjusting structure and a die PVD coating strength detection device, wherein a first supporting plate and a second supporting plate are fixedly arranged on a workbench, a rotating shaft penetrates through the first supporting plate, a plug shaft is inserted into the second supporting plate, one end of the rotating shaft is fixedly arranged on one side of a frame body, the plug shaft is fixedly arranged on the other side of the frame body, telescopic control rods are symmetrically and fixedly arranged on the inner side wall of the frame body, and clamping plates are fixedly arranged at one end of the telescopic control rods.
After the workpiece is fixed through the telescopic control rod and the clamping plate in the scheme, the strength of the PVD coating on the surface of the workpiece is detected, the clamping plate is matched with the telescopic control rod to adapt to the workpieces with multiple sizes, but the coating on one surface of the workpiece can be detected at one time, and the cylindrical workpiece or the polyhedral workpiece can be completely detected only by adjusting and fixing for multiple times, so that the operation steps are complicated.
Disclosure of Invention
The utility model aims to provide a detection device for PVD coating of a color steel needle and a PVD coating process, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a detection device for various steel needle PVD coating, includes the base, the driven groove has been seted up at base upper end middle part, sliding connection has the driven plate in the driven groove, one side that the driven plate was kept away from to the base upper end is provided with detection component, base upper end fixedly connected with is used for placing the feeding storehouse of various steel needle, the feeding storehouse sets up between driven plate and detection component, one side fixedly connected with push rod that the driven plate is close to the feeding storehouse, base inner chamber middle part is provided with the driving piece that is used for driving driven plate horizontal migration, works as when the output of driving piece anticlockwise rotates, can drive driven plate towards detection component place direction horizontal migration.
As a further scheme of the utility model: the utility model discloses a detection subassembly, including the feeding storehouse, the follower plate is "T" style of calligraphy, the follower plate lower part is kept away from the one side of detection subassembly with the follower groove and is passed through first spring elastic connection, follower plate upper end one side fixedly connected with second baffle, one side that the feeding storehouse is close to the follower groove is provided with first baffle, first baffle lower extreme and base fixed connection.
As a further scheme of the utility model: the driving piece comprises a driving motor, a cavity for installing the driving piece is formed in the base, the lower end of the driving motor is fixedly connected to the bottom of the cavity, the output end of the driving motor is rotationally connected with the side wall of the cavity, an incomplete gear is fixedly connected to the outer wall of the output end of the driving motor, a roll shaft is arranged on one side, close to a feeding bin, of the incomplete gear, the roll shaft is rotationally connected with the side wall of the cavity, a driven gear is fixedly connected to the outer wall of the roll shaft, the driven gear is meshed with the incomplete gear, a rope is wound on the outer wall of the roll shaft, and one end, away from the roll shaft, of the rope is fixedly connected to one side, close to the feeding bin, of the lower portion of the driven plate.
As a further scheme of the utility model: the detection assembly comprises a shell, L-shaped rods with a plurality of symmetries are fixedly connected to the side wall of the inner cavity of the shell, each L-shaped rod consists of a horizontal plate and a vertical plate, one side, close to the feeding bin, of each vertical plate is far away from each horizontal plate is fixedly connected with a T-shaped block, one side, far away from each vertical plate, of each horizontal plate is fixedly connected with a balance rod, each balance rod and each vertical plate are far away from each horizontal plate, each U-shaped plate is provided with a T-shaped groove matched with the corresponding T-shaped block, each U-shaped plate is close to one side of each vertical plate, each U-shaped plate is fixedly connected with a second symmetrical spring, one side, close to the feeding bin, of each U-shaped plate outer wall is provided with a first inclined surface, and the length of each push rod is larger than the width of each U-shaped plate.
As a further scheme of the utility model: the outer wall of the shell is provided with an adjusting mechanism for adjusting the distance between the U-shaped plate and the L-shaped rod, the adjusting mechanism comprises symmetrical lantern rings, a plurality of fixing rods are fixedly connected between the symmetrical lantern rings, the symmetrical lantern rings are rotationally connected with the shell, the outer wall of the shell is provided with annular grooves matched with the lantern rings, the horizontal plate lower extreme middle part sliding connection has the shell, the one end and the U template fixed connection of horizontal plate are kept away from to the shell, the symmetrical chute has been seted up to the one end lateral wall that the U template was kept away from to the shell, one side fixedly connected with symmetrical driven lever near the feeding storehouse between the lantern ring of symmetry.
As a further scheme of the utility model: the casing outer wall is seted up flutedly, the size phase-match of recess and shell, shell sliding connection is in the recess, shell inner chamber lower part fixedly connected with mounting panel near the feeding storehouse, mounting panel lower extreme fixedly connected with a plurality of swash plates, the swash plate inclines towards the direction at U template place, the plane at swash plate lower extreme place coincides with the plane at shell lower extreme place, the spout has been seted up to the recess below, sliding connection has the slide in the spout.
As a further scheme of the utility model: the sliding plate is elastically connected with one side, close to the U-shaped plate, of the inner cavity of the sliding groove through a third spring, a moving groove is formed between the sliding groove and the groove, a moving block is vertically and slidably connected in the moving groove, a second inclined surface is formed in one side, close to the sleeve ring, of the lower portion of the moving block, a third inclined surface is formed in one side, close to the U-shaped plate, of the sliding plate, the second inclined surface is attached to the third inclined surface, an arc-shaped groove is formed in the inner cavity of the sleeve ring, and one end, away from the moving block, of the sliding plate is attached to the bottom of the inner cavity of the arc-shaped groove in a sliding mode.
As a further scheme of the utility model: the utility model discloses a feeding bin, including movable block inner chamber, clamping key, pull ring, clamping key lateral wall middle part fixedly connected with stay cord, the one side that is close to L type pole on movable block inner chamber upper portion is rotated and is connected with the clamping key, clamping key passes through third spring elastic connection with one side that is close to the slide in movable block inner chamber, one side fixedly connected with third baffle that is close to L type pole on movable block inner chamber upper end is located be close to clamping key lateral wall middle part fixedly connected with stay cord of feeding bin place direction, the one end that clamping key was kept away from to the stay cord passes movable block middle part and fixedly connected with pull ring.
As a further scheme of the utility model: the vertical distance between the driven rod and the shell is greater than the vertical distance between the driven rod and the inner cavity of the arc-shaped groove, the plane of the lower end of the inclined plate coincides with the plane of the lower end of the shell, and the vertical distance from the top end of the clamping key to the bottom end of the moving block is less than the height of the moving groove.
A PVD coating process for color steel needles, comprising the steps of: firstly, placing the assembled acupuncture spring into a cavity of equipment every time, setting the heating temperature in a furnace, vacuumizing to the pressure required by a base material, starting to enter a coating deposition process, charging reaction gas, opening pulse bias voltage, generating electric arc on the surface to generate power, generating plasma, depositing on the surface of a base metal, stably performing reactive sputtering, closing a power supply and bias voltage after the film forming time is up, discharging air after waiting for the temperature to be reduced, and testing the color value comparison of a test piece by using a color difference meter after discharging.
Compared with the prior art, the utility model has the beneficial effects that:
when the color steel needle is pushed to the PVD coating on the surface of the detection assembly through the driving piece, the second baffle and the push rod to detect the strength, the follow-up color steel needle in the feeding bin can be prevented from rolling to the upper part of the driven groove to block the reset of the driven plate, the U-shaped plate and the L-shaped plate which are elastically connected are arranged, certain pressure can be given to the color steel needle surface coating when the color steel needle with different sizes is adapted, the color steel needle surface coating can be fully tested, whether the strength is qualified can be judged by observing whether the surface coating of the color steel needle is scratched or not after the color steel needle completely passes through the U-shaped plate, and when the sample which is not overlapped with the center position of the needle point and the color steel needle is faced, the shell is driven to move horizontally through the driven rod and the chute, so that the U-shaped plate is close to the L-shaped rod and is timely limited through the clamping key and the sloping plate, and the needle point can be prevented from being inserted into the U-shaped plate to cause the color steel needle to bend.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic structural view of a base in the present utility model.
Fig. 3 is a schematic structural view of a driving member in the present utility model.
FIG. 4 is a schematic diagram of a detecting component according to the present utility model.
Fig. 5 is a schematic structural view of a U-shaped board in the present utility model.
Fig. 6 is a schematic structural view of a housing according to the present utility model.
Fig. 7 is a schematic view of the structure of the area a in fig. 6 according to the present utility model.
Fig. 8 is a schematic structural view of the housing in the present utility model.
Fig. 9 is a schematic structural view of a collar in the present utility model.
Fig. 10 is a schematic view of the structure of the B region in fig. 9 according to the present utility model.
Fig. 11 is a schematic view of the internal structure of the moving block according to the present utility model.
In the figure: 1. a base; 2. a feeding bin; 3. a first baffle; 4. a second baffle; 5. a driven plate; 6. a push rod; 7. a slide plate; 8. a detection assembly; 81. a housing; 82. a U-shaped plate; 83. an L-shaped rod; 84. a balance bar; 85. a T-shaped block; 86. a T-shaped groove; 9. an adjusting mechanism; 91. a collar; 92. a housing; 93. a chute; 94. a mounting plate; 95. a sloping plate; 10. a driving member; 101. a drive motor; 102. an incomplete gear; 103. a driven gear; 104. a rope; 105. a roll shaft; 11. a driven groove; 12. a driven rod; 13. a fixed rod; 14. a groove; 15. a chute; 16. an arc-shaped groove; 17. a moving block; 18. a clamping key; 19. a third baffle; 20. and (5) pulling the rope.
Detailed Description
Referring to fig. 1-2, in the embodiment of the utility model, a detection device for PVD coating of color steel needles comprises a base 1, a driven groove 11 is provided in the middle of the upper end of the base 1, a driven plate 5 is slidably connected in the driven groove 11, a detection component 8 is provided on one side of the upper end of the base 1 far away from the driven plate 5, the driven plate 5 is in a T shape, the lower part of the driven plate 5 is elastically connected with one side of the driven groove 11 far away from the detection component 8 through a first spring, a second baffle 4 is fixedly connected on one side of the upper end of the driven plate 5, a feeding bin 2 for placing color steel needles is fixedly connected with the upper end of the base 1, the color steel needles are placed in the feeding bin 2 after PVD coating, and waiting for detecting the strength of the film, PVD is an abbreviation of english (Physical Vapor Deposition), and the meaning "physical weather deposition" of chinese means under vacuum condition, the film preparation technology for depositing materials on the surface of a workpiece to be plated by a physical method comprises the steps that a feeding bin 2 is arranged between a driven plate 5 and a detection component 8, the feeding bin 2 is in an inclined state, namely, an included angle exists between the feeding bin 2 and the upper end face of a base 1, the included angle is an acute angle, a first baffle 3 is arranged on one side, close to a driven groove 11, of the feeding bin 2, the lower end of the first baffle 3 is fixedly connected with the base 1, color steel needles can roll towards the direction of the first baffle 3 and contact the first baffle 3 through the inclined feeding bin 2, a push rod 6 is fixedly connected to one side, close to the feeding bin 2, of the driven plate 5, a driving piece 10 for driving the driven plate 5 to horizontally move is arranged in the middle of an inner cavity of the base 1, and when the output end of the driving piece 10 anticlockwise rotates, the driven plate 5 is driven to horizontally move towards the direction of the detection component 8.
Referring to fig. 3, the driving member 10 includes a driving motor 101, a cavity for installing the driving member 10 is formed in the base 1, the lower end of the driving motor 101 is fixedly connected to the bottom of the cavity, the output end of the driving motor 101 is rotationally connected with the side wall of the cavity, an incomplete gear 102 is fixedly connected to the outer wall of the output end of the driving motor 101, a roller shaft 105 is arranged on one side of the incomplete gear 102 close to the feeding bin 2, the roller shaft 105 is rotationally connected with the side wall of the cavity, a driven gear 103 is fixedly connected to the outer wall of the roller shaft 105, the driven gear 103 is meshed with the incomplete gear 102, a rope 104 is wound on the outer wall of the roller shaft 105, one end of the rope 104 far from the roller shaft 105 is fixedly connected to one side of the lower portion of the driven plate 5 close to the feeding bin 2, when the driving motor 101 drives the incomplete gear 102 to rotate anticlockwise, the incomplete gear 102 drives the driven gear 103 to rotate clockwise so as to drive the roller shaft 105 to rotate clockwise synchronously, the rope 104 is continuously wound on the outer wall of the roller shaft 105, the driven plate 5 is pulled to horizontally move along the driven groove 11 continuously towards the direction of the detection assembly 8, the color steel needle is pushed by the push rod 6 to continuously approach the detection assembly 8, the strength of the PVD coating on the outer wall of the color steel needle is detected, along with the rotation of the incomplete gear 102, when a notch of the incomplete gear 102 is contacted with the driven gear 103, the incomplete gear 102 loses the capability of driving the driven gear 103, the driven plate 5 automatically moves away from the detection assembly 8 to return to the initial position under the action of the first spring, the position of the color steel needle and the push rod 6 are located on the same vertical plane, the situation that the push rod 6 is reset along with the driven plate 5 can be avoided by arranging the second baffle 4, the color steel needle in the feeding bin 2 rolls down and moves to the upper part of the driven groove 11 to influence the reset of the driven plate 5, the incomplete gear 102 is arranged to enable the driven plate 5 to be quickly reset, and a worker can also have enough time to timely adjust the position of the color steel needle inclined in the rolling process, so that the color steel needle in the feeding bin 2 can be continuously replenished, and continuous operation can be completed.
Referring to fig. 4-7, the detection component 8 includes casing 81, casing 81 inner chamber lateral wall fixedly connected with a plurality of symmetrical L type poles 83, L type pole 83 comprises horizontal plate and perpendicular board, one side fixedly connected with T type piece 85 that the one end that the horizontal plate was kept away from to the perpendicular board is close to feeding storehouse 2, one side fixedly connected with balancing pole 84 that the vertical plate was kept away from to the horizontal plate, balancing pole 84 and the one end that the horizontal plate was kept away from to the perpendicular board have U type board 82 by common sliding connection, the T type groove 86 that cooperation T type piece 85 used has been seted up to one side that the U type board 82 is close to the perpendicular board, the second spring of symmetry has been commonly fixedly connected with between U type board 82 and the L type pole 83, first inclined plane has been seted up to one side that the U type board 82 outer wall is close to feeding storehouse 2, first inclined plane is the face that inclines towards L type pole 83 place direction, when various steel needle is pushed towards U type board 82 and contacts with it by push rod 6, then can avoid the needle tip of various steel needle to insert the lateral wall of U82 to U type board 82 through seting up first inclined plane, thereby lead to the various needle atress to take place to crooked, both set up with the first inclined plane and the various looks like that the color needle 82 that cooperates with the one side of perpendicular board, thereby can guarantee that various color needle size of various color needle PVD can be passed through the outer wall of the color steel needle 82 can not be passed through the PVD completely and the outer wall of certain steel coating, thereby can be satisfied the intensity of the outer wall of the steel coating can be completely and the outer wall of the PVD, and thereby can be guaranteed.
Referring to fig. 8-10, since the color steel needle has a size that varies, the needle tip of some color steel needles are not located in the same vertical plane as the central position of the needle cylinder, but are located at the side wall of the needle cylinder, after the color steel needle contacts with the second baffle 4, the needle tip of the color steel needle cannot coincide with the center position of the housing 81, even if the U-shaped plate 82 is provided with a first inclined plane, the condition that the needle tip is inserted into the side wall of the U-shaped plate 82 and bends is unavoidable, in order to avoid this, an adjusting mechanism 9 for adjusting the distance between the U-shaped plate 82 and the L-shaped rod 83 is provided on the outer wall of the housing 81, the adjusting mechanism 9 includes symmetrical collars 91, a plurality of fixing rods 13 are fixedly connected between the symmetrical collars 91, the symmetrical collars 91 can be fixedly connected through the fixing rods 13, the symmetrical collars 91 are all rotationally connected with the housing 81, the outer wall of the shell 81 is provided with a ring groove matched with the lantern ring 91, the middle part of the lower end of the horizontal plate is connected with a shell 92 in a sliding way, one end of the shell 92 away from the horizontal plate is fixedly connected with a U-shaped plate 82, the side wall of one end of the shell 92 away from the U-shaped plate 82 is provided with a symmetrical chute 93, the chute 93 is a chute inclined towards the direction of the lantern ring 91, symmetrical driven rods 12 are fixedly connected between the symmetrical lantern rings 91, the distance from the center position of the driven rods 12 to the center position of the shell 81 is equal to the distance from the center position of one end of the chute 93 away from the U-shaped plate 82 to the center position of the shell 81, the outer wall of the shell 81 is provided with a groove 14, the groove 14 is matched with the size of the shell 92, the shell 92 is connected in the groove 14 in a sliding way, the lower part of the cavity of the shell 92 close to the feeding bin 2 is fixedly connected with a mounting plate 94, the lower end of the mounting plate 94 is fixedly connected with a plurality of sloping plates 95, when the position of the shell 92 is kept fixed, if the driven rod 12 rotates anticlockwise along with the lantern ring 91, the driven rod 12 gradually approaches the shell 92, the driven rod 12 also can enter the lantern groove 93 from one end of the lantern groove 93, which is far away from the inclined U-shaped plate 82, thereby the shell 92 is driven to move horizontally through the lantern groove 93, and then the U-shaped plate 82 is driven to approach the L-shaped rod 83, the inclined plate 95 is a plate inclined towards the direction of the U-shaped plate 82, the plane of the lower end of the inclined plate 95 coincides with the plane of the lower end of the shell 92, the chute 15 is arranged below the groove 14, the sliding plate 7 is connected with the sliding plate 7 in a sliding manner in the chute 15, one side of the sliding plate 7, which is close to the U-shaped plate 82, is elastically connected with a third spring, a moving groove is arranged between the chute 15 and the groove 14, a moving block 17 is vertically connected in the moving groove, a second inclined surface is arranged on one side of the lower part of the moving block 17, which is close to the lantern ring 91, a third inclined surface is arranged on one side of the sliding plate 7, which is close to the U-shaped plate 82, the second inclined surface is jointed with the third inclined surface, the inner cavity of the lantern ring 91 is arranged, one end of the sliding plate 7, which is far away from the moving block 17 is jointed with the bottom of the inner cavity of the arc groove 16 in a sliding manner, when the lantern ring 91 rotates clockwise, the chute 15 is pushed by sliding, and the moving block 16, the moving block 7 moves horizontally through the third inclined surface 17.
Referring to fig. 11, a latch 18 is rotatably connected to one side of the upper portion of the inner cavity of the moving block 17, which is close to the L-shaped rod 83, the latch 18 is elastically connected to one side of the inner cavity of the moving block 17, which is close to the slide plate 7, by a third spring, a third baffle 19 is fixedly connected to one side of the upper end of the inner cavity of the moving block 17, which is close to the L-shaped rod 83, the third baffle 19 can limit the inclination angle of the latch 18, when the lower end surface of the moving block 17 is attached to the bottom of the inner cavity of the chute 15, the plane of the top end of the latch 18 is lower than the plane of the bottom of the inner cavity of the groove 14, i.e. the latch 18 is not contacted with the inclined plate 95, the horizontal movement of the housing 92 is not limited, the vertical distance between the driven rod 12 and the housing 92 is greater than the vertical distance of the inner cavity of the arc-shaped groove 16, i.e. after the slide plate 7 is completely jacked up, i.e. the latch 18 is located between the adjacent inclined plates 95, the driven rod 12 contacts the inclined groove 93 to drive the U-shaped plate 82 to be close to the L-shaped rod 83, in the process, the inclined plate 95 moves horizontally along with the shell 92, at the moment, when the clamping key 18 contacts with the inclined plate 95, the clamping key 18 rotates clockwise so as not to obstruct the movement of the inclined plate 95, when the clamping key 18 rebounds and rotates to an initial position, at the moment, under the blocking effect of the third baffle 19, the clamping key 18 cannot continue to rotate anticlockwise so as to limit and fix the position of the shell 92 by limiting the horizontal movement of the inclined plate 95, the middle part of the side wall of the clamping key 18, which is positioned near the feeding bin 2, is fixedly connected with a pull rope 20, one end of the pull rope 20, which is far away from the clamping key 18, passes through the middle part of the moving block 17 and is fixedly connected with a pull ring, when the limiting of the shell 92 by the clamping key 18 is required to be contacted, the clamping key 18 is only required to rotate clockwise by pulling the pull rope 20, so that the limiting effect on the inclined plate 95 can be contacted by the distance from the inclined plate 95, under the resilience effect of the second spring, the U-shaped plate 82 can drive the shell 92 to reset, the chute 93 horizontally moves and can also drive the lantern ring 91 to rotate anticlockwise through the driven rod 12, the arc-shaped groove 16 is gradually close to the sliding plate 7 in the anticlockwise rotating process of the lantern ring 91 until the lower end of the sliding plate 7 is attached to the bottom of the inner cavity of the arc-shaped groove 16 again, and at the moment, the moving block 17 and the clamping key 18 synchronously move downwards to the bottom of the chute 15.
A PVD coating process for color steel needle includes such steps as putting the installed acupuncture spring in cavity of equipment, setting the heating temp in furnace, vacuumizing to the pressure needed by substrate, loading reactive gas, opening pulse bias, generating electric arc, generating electric power, depositing on the surface of metal substrate, sputtering, turning off power supply and bias, discharging gas, and comparing the color values of test pieces.
When a black PVD coating is required to be obtained, a chromium target (Cr) is selected, firstly, the assembled acupuncture spring is hung in a cavity of equipment, the heating temperature in the furnace is set to 120 ℃, when the pressure required by a base material is 10-2 Pa in 35 minutes, the plating deposition process is started, and Ar and C are filled proportionally 2 H 2 (i.e., when 200-260cc of Ar is filled, 450cc of C is required to be filled) 2 H 2 ) As reaction gas, the reaction gas and the material Cr in the equipment perform physical reaction, the deposition time is 2.5-3h, the pulse bias voltage is 50-120V, the pulse bias voltage is adjusted back by 20-75% according to the proportion, the current is 22/25A, and the proportion is 50-80% adjustable; generating electric arc on the surface to generate plasma, depositing on the surface of the base metal, stably performing reactive sputtering, turning off a power supply and a bias voltage after the film forming time is up, discharging air from a furnace after the temperature is reduced to 80 ℃, and comparing color values of test pieces by using a color difference meter after discharging the furnace, wherein the PVD film thickness by adopting a black film coating process is 0.2-0.5 mu m.
When the gold PVD coating is required to be obtained, a titanium target (Ti) is selected, the assembled acupuncture spring is hung in a cavity of equipment, the heating temperature in the furnace is set to 120 ℃, when the pressure required by the base material is pumped in vacuum for 25 minutes to be 10-2 Pa, a coating deposition process is started, and Ar and N are filled proportionally 2 (i.e., when 200-250cc of Ar is charged, 660cc of N is required to be charged) 2 ) As a reaction gas, the reaction gas physically reacts with the material Ti in the equipment, the deposition time is 6-10 minutes, the pulse bias voltage is 50-100V, and the materials are returned in proportionRegulating the temperature to 20-75%, generating electric arc on the surface to generate plasma, depositing on the surface of the base metal, performing reactive sputtering stably, turning off a power supply and biasing after the film forming time is up to 80 ℃, discharging air, discharging, testing the color value of a test piece by using a color difference meter after discharging, and comparing the color value of the test piece, wherein the PVD film thickness adopting a gold film coating process is normally 0.2-0.3 mu m.
When the color PVD coating is needed, titanium targets (Ti) are selected, firstly, the assembled acupuncture springs are hung in the cavity of the equipment, the heating temperature we in the furnace is set to 120 ℃, when the pressure required by the base material is pumped in vacuum for 20 minutes, the plating deposition process is started, and Ar and O are filled in proportion 2 (i.e., when 200-250cc of Ar is filled, 450cc of O is required to be filled) 2 ) As a reaction gas, the reaction gas and a material Ti in the equipment are subjected to physical reaction, the deposition time is 8-16 minutes, the pulse bias voltage is 50-100V, the pulse bias voltage is adjusted back to 20-75% in proportion, electric arc power generation is generated on the surface to generate plasma, the plasma is deposited on the surface of a matrix metal, reactive sputtering is stably carried out, the power supply and the bias voltage are turned off after the film forming time is up until the temperature is reduced to 80 ℃, the gas is discharged, the color value of a test piece is compared by using a color difference meter after the discharge, and the PVD film thickness adopting the multicolor film plating process is 0.2-0.3 mu m.
Claims (10)
1. The utility model provides a detection device for various steel needle PVD coating, includes the base, its characterized in that, the driven groove has been seted up at base upper end middle part, sliding connection has the driven plate in the driven groove, one side that the driven plate was kept away from to the base upper end is provided with the detection component, base upper end fixedly connected with is used for placing the feeding storehouse of various steel needle, the feeding storehouse sets up between driven plate and detection component, one side fixedly connected with push rod that the driven plate is close to the feeding storehouse, base inner chamber middle part is provided with the driving piece that is used for driving driven plate horizontal migration, works as when the output of driving piece anticlockwise rotates, can drive driven plate towards detection component place direction horizontal migration.
2. The detection device for PVD (physical vapor deposition) coating of the color steel needle according to claim 1, wherein the driven plate is in a T shape, the lower part of the driven plate is elastically connected with one side of the driven groove far away from the detection assembly through a first spring, a second baffle is fixedly connected with one side of the upper end of the driven plate, a first baffle is arranged on one side of the feeding bin close to the driven groove, and the lower end of the first baffle is fixedly connected with the base.
3. The detection device for PVD coatings of color steel needles according to claim 1, wherein the driving piece comprises a driving motor, a cavity for installing the driving piece is formed in the base, the lower end of the driving motor is fixedly connected to the bottom of the cavity, the output end of the driving motor is rotationally connected with the side wall of the cavity, an incomplete gear is fixedly connected to the outer wall of the output end of the driving motor, a roller shaft is arranged on one side, close to the feeding bin, of the incomplete gear, the roller shaft is rotationally connected with the side wall of the cavity, a driven gear is fixedly connected to the outer wall of the roller shaft, the driven gear is meshed with the incomplete gear, a rope is wound on the outer wall of the roller shaft, and one end, far away from the roller shaft, of the rope is fixedly connected to one side, close to the feeding bin, of the lower portion of the driven plate.
4. The detection device for the PVD coating of the color steel needle according to claim 1, wherein the detection assembly comprises a shell, a plurality of symmetrical L-shaped rods are fixedly connected to the side wall of an inner cavity of the shell, each L-shaped rod consists of a horizontal plate and a vertical plate, a T-shaped block is fixedly connected to one side, close to the feeding bin, of one end, far away from the horizontal plate, of each vertical plate, a balance rod is fixedly connected to one side, far away from the vertical plate, of each horizontal plate, a U-shaped plate is fixedly connected to one side, close to the vertical plate, of each U-shaped plate, a T-shaped groove matched with the T-shaped block is formed, symmetrical second springs are fixedly connected between the U-shaped plate and the L-shaped rods, a first inclined surface is formed in one side, close to the feeding bin, of the outer wall of each U-shaped plate, and the length of each push rod is larger than the width of each U-shaped plate.
5. The detection device for PVD (physical vapor deposition) coating of color steel needle according to claim 4, wherein the outer wall of the shell is provided with an adjusting mechanism for adjusting the distance between the U-shaped plate and the L-shaped rod, the adjusting mechanism comprises symmetrical lantern rings, a plurality of fixing rods are fixedly connected between the lantern rings, the symmetrical lantern rings are rotationally connected with the shell, annular grooves matched with the lantern rings are formed in the outer wall of the shell, a shell is slidably connected with the middle part of the lower end of the horizontal plate, one end of the shell, far away from the horizontal plate, is fixedly connected with the U-shaped plate, symmetrical inclined grooves are formed in the side wall of one end of the shell, far away from the U-shaped plate, of the symmetrical lantern rings, and symmetrical driven rods are fixedly connected to one side, close to the feeding bin, of the symmetrical lantern rings.
6. The detection device for PVD (physical vapor deposition) coating of color steel needle according to claim 5, wherein the outer wall of the shell is provided with a groove, the groove is matched with the size of the shell, the shell is slidably connected in the groove, a mounting plate is fixedly connected to the lower part of the inner cavity of the shell close to the feeding bin, a plurality of inclined plates are fixedly connected to the lower end of the mounting plate, the inclined plates incline towards the direction of the U-shaped plate, the plane of the lower end of the inclined plates coincides with the plane of the lower end of the shell, a sliding groove is formed below the groove, and a sliding plate is slidably connected to the sliding groove.
7. The detection device for PVD (physical vapor deposition) coating of color steel needle according to claim 6, wherein the sliding plate is elastically connected with one side, close to the U-shaped plate, of the inner cavity of the sliding groove through a third spring, a moving groove is formed between the sliding groove and the groove, a moving block is vertically and slidably connected in the moving groove, a second inclined plane is formed at one side, close to the lantern ring, of the lower part of the moving block, a third inclined plane is formed at one side, close to the U-shaped plate, of the sliding plate, the second inclined plane is jointed with the third inclined plane, an arc-shaped groove is formed in the inner cavity of the lantern ring, and one end, far away from the moving block, of the sliding plate is slidingly jointed with the bottom of the inner cavity of the arc-shaped groove.
8. The detection device for PVD (physical vapor deposition) coatings of color steel needles according to claim 7, wherein a clamping key is rotatably connected to one side, close to the L-shaped rod, of the upper portion of the inner cavity of the moving block, the clamping key is elastically connected with one side, close to the sliding plate, of the inner cavity of the moving block through a third spring, a third baffle is fixedly connected to one side, close to the L-shaped rod, of the upper end of the inner cavity of the moving block, a pull rope is fixedly connected to the middle of the side wall of the clamping key, close to the direction where the feeding bin is located, and one end, away from the clamping key, of the pull rope penetrates through the middle of the moving block and is fixedly connected with a pull ring.
9. The device for detecting the PVD coating of the color steel needle according to claim 5 or 8, wherein the vertical distance from the driven rod to the shell is larger than the vertical distance from the inner cavity of the arc-shaped groove, the plane of the lower end of the inclined plate coincides with the plane of the lower end of the shell, and the vertical distance from the top end of the clamping key to the bottom end of the moving block is smaller than the height of the moving groove.
10. PVD coating process for color steel needles, using a detection device for PVD coating of color steel needles according to any of claims 1-9, characterized by comprising the steps of: firstly, placing the assembled acupuncture spring into a cavity of equipment, setting the heating temperature in a furnace, vacuumizing to the pressure required by a base material, starting to enter a coating deposition process, charging reaction gas, opening pulse bias voltage, generating electric arc on the surface to generate power, generating plasma, depositing on the surface of a base metal, stably performing reactive sputtering, closing a power supply and bias voltage after the film forming time is up, discharging air after waiting for the temperature to be reduced, and testing the color value comparison of a test piece by using a color difference meter after discharging.
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