CN114086165B - Galvanized layer chromium-free passivation treatment device - Google Patents
Galvanized layer chromium-free passivation treatment device Download PDFInfo
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- CN114086165B CN114086165B CN202111389951.9A CN202111389951A CN114086165B CN 114086165 B CN114086165 B CN 114086165B CN 202111389951 A CN202111389951 A CN 202111389951A CN 114086165 B CN114086165 B CN 114086165B
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- 238000002161 passivation Methods 0.000 title claims abstract description 89
- 230000002093 peripheral effect Effects 0.000 claims description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 239000011651 chromium Substances 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 210000001503 joint Anatomy 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 3
- 238000005246 galvanizing Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910001430 chromium ion Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000010959 steel 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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The application discloses a galvanized layer chromium-free passivation treatment device, which relates to the technical field of hot galvanizing processing and solves the problem that the contact time between two ends of a galvanized piece and chromium-free passivation liquid is inconsistent, and the galvanized layer chromium-free passivation treatment device comprises a passivation pool, wherein a lifting hook and a lifting plate arranged on the lifting hook are arranged above the passivation pool, a first lifting rope is fixedly connected to the lifting plate, a second lifting rope is arranged on the lifting plate, and an adjusting component for adjusting the length of the second lifting rope, the second lifting rope is fixedly provided with a first abutting block, the galvanized piece is arranged on the first lifting rope and the second lifting rope, and the length of the second lifting rope below the lifting plate is smaller than that of the first lifting rope below the lifting plate; the second lifting rope is fixedly connected with a second abutting block, and when the second abutting block is abutted with the upper surface of the lifting plate, the length of the second lifting rope below the lifting plate is larger than that of the first lifting rope below the lifting plate. The application can make the contact time of each part of the galvanized part and the chromium-free passivation solution basically the same.
Description
Technical Field
The application relates to the technical field of hot galvanizing processing, in particular to a galvanized layer chromium-free passivation treatment device.
Background
A dense oxide protective layer is generated on the surface of metal such as steel aluminum and the like, so that the phenomenon that air and the metal react further is prevented from being called passivation phenomenon. The product after passivation is treated by the passivation solution process and does not contain chromium and chromium ions, so that the product becomes chromium-free passivation.
When the galvanized part is subjected to a chromium-free passivation process in the passivation pool, as shown in fig. 5, a lifting mechanism is arranged above the passivation pool 1, the lifting mechanism comprises a lifting hook 2 and an electric hoist (not shown in the drawing) for controlling the lifting hook 2, the lifting hook 2 is fixedly connected with a lifting plate 3, a lifting rope 20 is arranged on the lifting plate 3, after the lifting rope 20 is connected with the galvanized part 10, the lifted galvanized part 10 is required to enter the passivation pool 1 downwards, the galvanized part 10 is passivated by the chromium-free passivation solution for about one minute, and then the galvanized part 10 is lifted upwards to leave the passivation pool 1. In order to prevent the galvanized part 10 from carrying chromium-free passivation solution when leaving the passivation pool 1, the galvanized part 10 is typically tilted into the passivation pool 1.
In view of the above-mentioned related art, the inventors consider that when the galvanized part 10 in an inclined state enters the passivation pool 1 to be passivated, the lowest inclined end of the galvanized part 10 enters the passivation pool 1 at the earliest and comes out of the passivation pool 1 at the latest, so that the contact time between the two ends of the galvanized part 10 and the chromium-free passivation solution is inconsistent.
Disclosure of Invention
In order to enable the contact time of each part of the galvanized part and the chromium-free passivation solution to be basically the same, the application provides a galvanized layer chromium-free passivation treatment device.
The application provides a galvanized layer chromium-free passivation treatment device, which adopts the following technical scheme:
The galvanized layer chromium-free passivation treatment device comprises a passivation pool, wherein a lifting hook and a lifting plate arranged on the lifting hook are arranged above the passivation pool, a first lifting rope is fixedly connected to the lifting plate, a second lifting rope and an adjusting component for adjusting the length of the second lifting rope are arranged on the lifting plate, the lifting plate is provided with a first through hole for the second lifting rope to pass through, the adjusting component comprises two clamping blocks for clamping the second lifting rope, the clamping blocks are positioned in the first through hole, one end of each clamping block is fixedly connected with a sliding block, a sliding groove for the sliding of the sliding block is formed in the inner wall of each first through hole, the adjusting component further comprises an inserting rod for fixing the sliding block, the inserting rod is inserted into the lifting plate from top to bottom, a jack for inserting the inserting rod is formed in the bottom wall of each sliding groove, the sliding block is provided with a second through hole for the inserting rod to pass through, the second lifting rope is fixedly provided with a first abutting block, and when the inserting rod passes through the sliding block and is inserted into the jack, the first abutting block is positioned on the upper surface of the first lifting rope and the length of the lifting plate is smaller than the first lifting rope;
The second lifting rope is provided with a driving component for driving the inserted link to leave the sliding block, the driving component comprises a floating plate and a driving rod arranged on the upper surface of the floating plate, the floating plate is located below the lifting plate, the floating plate vertically slides on the second lifting rope, the lower surface of the lifting plate is provided with a through hole for the driving rod to enter the jack, the through hole penetrates through to be communicated with the jack, a gap is reserved between the driving rod and the through hole, when the driving rod enters the second through hole through the through hole, the driving rod and the inner wall of the second through hole leave a gap, when a galvanized part enters the passivation pool, the floating plate upwards floats on the upper surface of the chromium-free passivation solution, the driving rod is inserted into the through hole to drive the inserted link to leave the sliding block, when the lifting hook upwards drops off the lifting plate, the first abutting block and the clamping block form a sliding connection relation, the clamping block slides along with the sliding block, one end of the second lifting rope, which is far away from the second abutting block and is used for being abutted with the lifting plate, and the length of the second abutting block is located on the lower surface of the lifting rope when the first abutting block and the lifting rope is located on the lower surface of the lifting rope.
By adopting the technical scheme, when the galvanized part does not enter the passivation pool yet, the first abutting block abuts against the clamping block, the length of the second lifting rope below the lifting plate is smaller than that of the first lifting rope below the lifting plate, so that when the galvanized part is arranged on the first lifting rope and the second lifting rope, the lower part of the galvanized part is close to the first lifting rope, the galvanized part enters the passivation pool in an inclined state, and the part of the galvanized part close to the first lifting rope enters the passivation pool first;
When a galvanized part enters a passivation pool, a floating plate floats on the surface of a chromium-free passivation solution due to buoyancy, the distance between the floating plate and a lifting plate is continuously close, when a driving rod of the floating plate drives an inserting rod to leave a sliding block, a gap is reserved between the inner wall of a second perforation on the sliding block and the driving rod, when the lifting plate pulls the galvanized part upwards to leave the passivation pool, the clamping block is pressed downwards when the first clamping block is subjected to the gravity of the galvanized part, the clamping block can slide through the sliding block, so that a channel for the first clamping block to pass through is formed between the two clamping blocks, when the lifting plate is continuously upwards, the first lifting rope moves upwards with the galvanized part, the first clamping block is downwards separated from the clamping block, and when one end of the first lifting rope, which is carried with the galvanized part, leaves the passivation pool, the second clamping block is abutted against the lifting plate, and the second lifting rope can form a connection relation with the lifting plate through the cooperation of the second clamping block, and the length of the second lifting rope is larger than the length of the first lifting rope positioned under the lifting plate, so that the lifting rope can be enabled to move upwards with the first lifting rope to leave the passivation pool, and the passivation pool is enabled to leave the passivation pool after the first end and the first end is basically equal to leave the passivation pool, and the first end is enabled to leave the passivation pool, and the passivation pool is basically free after the first end is moved upwards, and the first end and the passivation solution is left and the passivation pool, and the passivation solution is left;
The process of adjusting the length of the second lifting rope mainly depends on the contact of the floating plate and the chromium-free passivation solution, so that the inclined direction of the galvanized part above the passivation pool and the inclined direction entering the passivation pool can be changed in time, and the process of changing the inclined direction of the galvanized part does not need to be changed manually or by external force, thereby being convenient to operate.
Optionally, the first stopper of actuating lever upper end fixedly connected with, fixedly connected with limits first stopper to break away from the second stopper of through-hole on the hanger plate.
Through adopting above-mentioned technical scheme, make the actuating lever can be located the through-hole all the time, make things convenient for the actuating lever to get into in the jack accurately.
Optionally, the clamping block is of a cylindrical structure, and the first abutting block abuts against the outer peripheral side of the clamping block.
Through adopting above-mentioned technical scheme, the grip block is cylindrical structure, so the periphery side of grip block is the arc surface structure, and when the inserted bar left the slider, first butt piece can extrude the grip block downwards better, makes the grip block be close to the actuating lever.
Optionally, one end of the first abutting block, which is close to the clamping block, is inclined from the middle part to two sides.
Through adopting above-mentioned technical scheme, when adding cylindric grip block in the structure of first butt piece, needs extension second lifting rope, can make first butt piece break away from the grip block more smoothly.
Optionally, install the guide bar on the hanger plate, second butt piece slidable mounting is on the guide bar, the third perforation that is used for supplying the guide bar to pass is offered to the second butt piece, install the elastic component on the second butt piece, the elastic component is installed in the third perforation, the second butt piece passes through the elastic component butt on the guide bar outer wall.
Through adopting above-mentioned technical scheme, when first butt piece butt on the grip block, the second butt piece passes through the elastic component butt on the pole, makes the second lifting rope between first butt piece and the second butt piece keep vertical state, and when the inserted bar left slider and the hanger plate upwards moved, the elastic component can suitably warp to make the guide bar follow the hanger plate and upwards move, the second butt piece is close to the hanger plate gradually.
Optionally, the elastic component is the elasticity arc board, the both ends fixed mounting of elasticity arc board is on the inner wall of third perforation, the arc mouth of elasticity arc board is dorsad guide bar, and the outer wall of elasticity arc board back of the body arc mouth supports tightly on the outer wall of guide bar.
Through adopting above-mentioned technical scheme, when the deflector rod accompanies the hanger plate and upwards moves, the second butt piece can slide along the deflector rod through the elasticity arc board to make the second lifting rope can keep vertical state betterly.
Optionally, the first lifting rope interval distribution has a plurality of, second lifting rope and first lifting rope one-to-one, adjusting part and second lifting rope one-to-one, the second lifting rope is all installed on same kickboard, actuating lever and inserted bar one-to-one on the kickboard.
Through adopting above-mentioned technical scheme, the kickboard uses same, and a plurality of second lifting ropes can play the positioning action to the kickboard to make the kickboard reciprocate along the second lifting rope better, and can order about the actuating lever and order about the inserted bar simultaneously and leave the slider.
Optionally, the upper end of actuating lever installs magnet, the magnet is also installed to the one end of inserted bar and actuating lever butt, and the magnet of actuating lever and inserted bar attracts each other.
Through adopting above-mentioned technical scheme, when actuating lever and inserted bar contact time mutual attraction, the actuating lever drives the inserted bar and leaves the slider, and the inserted bar also is difficult for breaking away from the hanger plate completely.
In summary, the present application includes at least one of the following beneficial effects:
1. One end of the galvanized part firstly goes out of the passivation pool, and the galvanized part enters one end of the passivation pool and then goes out of the passivation pool, so that the contact time of the galvanized part and the chromium-free passivation solution is basically equal;
2. The length of the second lifting rope positioned below the lifting plate is adjusted to be longer, and the length adjustment is mainly realized automatically through the floating plate and the driving rod, so that the length adjustment process of the second lifting rope is more convenient.
Drawings
FIG. 1 is a schematic cross-sectional view of the overall structure of an embodiment of the present application;
FIG. 2 is an enlarged schematic view of the application at A of FIG. 1;
FIG. 3 is a schematic view of a structure in which two clamping blocks are separated from each other;
FIG. 4 is a schematic overall structure of an embodiment of the present application;
Fig. 5 is a schematic diagram of the overall structure of the related art.
Reference numerals illustrate: 1. a passivation pool; 2. a lifting hook; 3. a hanger plate; 31. a first perforation; 32. a chute; 33. a jack; 34. a through hole; 35. a second limiting block; 4. a first sling; 41. a first abutment block; 42. a second abutment block; 421. a third perforation; 5. a second sling; 6. an adjustment assembly; 61. a clamping block; 611. a slide block; 612. a second perforation; 62. a rod; 7. a drive assembly; 71. a floating plate; 72. a driving rod; 721. a first limiting block; 8. a guide rod; 9. an elastic arc plate; 10. a galvanized part; 20. a lifting rope.
Detailed Description
The application is described in further detail below with reference to fig. 1-4.
The embodiment of the application discloses a chromium-free passivation treatment device for a galvanized layer. Referring to fig. 1 and 2, a galvanized layer chromium-free passivation treatment device comprises a passivation pool 1, wherein a lifting hook 2 and a lifting plate 3 arranged on the lifting hook 2 are arranged on the passivation pool 1, a first lifting rope 4 is fixedly connected to the lifting plate 3, and a second lifting rope 5 and an adjusting component 6 for adjusting the length of the second lifting rope 5 are slidably arranged on the lifting plate 3. The total length of the first lifting rope 4 is smaller than the total length of the second lifting rope 5, and the total length of the first lifting rope 4 is longer than half the length of the second lifting rope 5. One end of the zinc plating member 10 is mounted on the first hoist rope 4, and the other end of the zinc plating member 10 is mounted on the second hoist rope 5.
Referring to fig. 1 and 2, the hanger plate 3 is provided with a first through hole 31 through which the second hanger rope 5 passes, the adjusting component 6 includes two clamping blocks 61 for clamping the second hanger rope 5, the two clamping blocks 61 are located in the first through hole 31, one side of the clamping blocks 61 away from each other is fixedly connected with a sliding block 611, the inner wall of the first through hole 31 is provided with a sliding groove 32 for sliding the sliding block 611, the adjusting component 6 further includes an inserting rod 62 for fixing the sliding block 611, the inserting rod 62 passes through the sliding block 611 after being inserted into the hanger plate 3 from top to bottom, the sliding block 611 is provided with a second through hole 612 through which the inserting rod 62 passes, and the inner wall of the sliding groove 32 is provided with a jack 33 for inserting the inserting rod 62. When the inserting rod 62 is inserted into the insertion hole 33 through the sliding block 611, the sliding block 611 is fixed on the hanger plate 3, and the clamping block 61 plays a clamping role on the second hanger rope 5. The first abutting block 41 is fixedly installed at the middle position of the second lifting rope 5, and when the inserting rod 62 is inserted into the sliding block 611, the first abutting block 41 abuts against the clamping block 61. At this time, the length of the second lifting rope 5 below the lifting plate 3 is smaller than that of the first lifting rope 4 below the lifting plate 3, the galvanized part 10 is installed on the first lifting rope 4 and the second lifting rope 5, the galvanized part 10 is in an inclined state, and the lower end of the galvanized part 10 is close to the first lifting rope 4.
Referring to fig. 1 and 3, a second abutment block 42 is fixedly connected to an end of the second hanger rope 5 remote from the galvanized part 10, and the second abutment block 42 may form an abutment with the upper surface of the hanger plate 3. The hanger plate 3 is provided with the driving component 7 for driving the inserting rod 62 to leave the sliding block 611, when the inserting rod 62 leaves the sliding block 611, the sliding block 611 can continuously slide into the sliding groove 32, so that the two clamping blocks 61 are far away from the second hanger rope 5, a channel for the first abutting block 41 to pass through can be formed between the two clamping blocks 61, when the hanger plate 3 is lifted upwards, the second hanger rope 5 abuts against the upper surface of the hanger plate 3 through the second abutting block 42, and the length of the second hanger rope 5 below the hanger plate 3 can be larger than the length of the first hanger rope 4 below the hanger plate 3, so that the inclined direction of the galvanized part 10 is changed.
Referring to fig. 2 and 3, the driving assembly 7 includes a floating plate 71 and a driving rod 72 fixedly installed on an upper surface of the floating plate 71, the floating plate 71 is positioned below the hanger plate 3, and the floating plate 71 is slidably installed on the second hanger rope 5 up and down. A through hole 34 for inserting the driving rod 72 into the jack 33 is formed below the hanger plate 3, and a gap is reserved between the driving rod 72 and the through hole 34. The through hole 34 penetrates to communicate with the insertion hole 33, and an inner diameter of the through hole 34 is smaller than an inner diameter of the insertion hole 33. The upper end of the driving rod 72 is fixedly connected with a first limiting block 721, the first limiting block 721 is in sliding connection with the inner wall of the through hole 34, and the lower surface of the hanger plate 3 is fixedly connected with a second limiting block 35 for limiting the first limiting block 721 to leave the through hole 34. When the floating plate 71 contacts with the chromium-free passivation solution, the floating plate 71 floats on the upper surface of the chromium-free passivation solution, and when the hanger plate 3 continuously moves downwards, the driving rod 72 can continuously move upwards along the through hole 34, and the driving rod 72 can drive the insert rod 62 to leave the sliding block 611. A magnet (not shown) is mounted at one end of the driving rod 72 close to the inserting rod 62, a magnet is mounted at one end of the inserting rod 62 close to the driving rod 72, the magnets of the driving rod 72 and the inserting rod 62 attract each other, the driving rod 72 can take in the inserting rod 62 after being contacted with the inserting rod 62, when the driving rod 72 enters the second through hole 612, a gap is reserved between the driving rod 72 and the inner wall of the second through hole 612, and the clamping block 61 is not limited by the inserting rod 62 any more to clamp the second lifting rope 5.
Referring to fig. 1 and 3, when the hanger plate 3 is lifted up to lift up the galvanized part 10, the first hanger rope 4 firstly moves away from the passivation pool 1 with the galvanized part 10, the two clamping blocks 61 can form a passage for the first abutting block 41 to pass through, the first abutting block 41 does not move up along with the movement of the hanger plate 3, the second abutting block 42 can gradually approach the upper surface of the hanger plate 3, and when the second abutting block 42 abuts against the hanger plate 3, the second hanger rope 5 can continue to form a connection relationship with the hanger plate 3, and the hanger plate 3 can move away from the passivation pool 1 with the galvanized part 10 on the second hanger rope 5. Because the length of the second lifting rope 5 below the lifting plate 3 is greater than the length of the first lifting rope 4 when the second abutting block 42 of the second lifting rope 5 abuts against the lifting plate 3, the tilting direction of the galvanized part 10 before entering the passivation pool 1 and the tilting direction of the galvanized part 10 after exiting the passivation pool 1 are different, and the galvanized part 10 on the second lifting rope 5 can be separated from the passivation pool 1 later, so that the contact time of the galvanized part 10 and the chromium-free passivation liquid is basically the same.
Referring to fig. 2, the upper surface of the hanger plate 3 is provided with a guide rod 8 guiding the second abutting block 42 to move up and down, the second abutting block 42 is provided with a third through hole 421 for the guide rod 8 to pass through, the inner wall of the third through hole 421 is provided with an elastic piece, the elastic piece is an elastic arc plate 9, and the elastic arc plate 9 is made of metal material. The arc opening of the elastic arc plate 9 is back to the guide rod 8, and the outer wall of the elastic arc plate 9, which is away from the arc opening, is abutted against the guide rod 8. The two ends of the elastic arc plate 9 are fixedly connected to the inner wall of the third through hole 421. When the first abutment block 41 abuts on the clamping block 61, the second abutment block 42 is mounted on the guide rod 8 by an elastic member so that the second hanger rope 5 is in a vertical state. When the hanger plate 3 moves upward, the hanger plate 3 can move upward with the guide bar 8, and the second abutment block 42 gradually approaches the hanger plate 3 along the guide bar 8 by the elastic member.
Referring to fig. 2 and 3, when the hanger plate 3 moves upward, the first abutment block 41 has a pressing force on the clamping block 61, the first abutment block 41 is slidably connected with the clamping block 61, and the clamping block 61 drives the slider 611 to move into the chute 32, so that the two clamping blocks 61 are separated from each other. In order to make the first abutting block 41 better force the clamping block 61, the clamping block 61 has a cylindrical structure, and when the insert rod 62 is inserted into the slider 611, the outer peripheral sides of the two clamping blocks 61 are tangent. One end of the first abutment block 41 near the clamping block 61 is inclined from the middle to both sides, and the first abutment block 41 has a triangular prism-like structure. The inclined surface of the first abutment block 41 slides on the outer peripheral side of the clamping block 61, so that the first abutment block 41 can better apply force to the clamping block 61.
Referring to fig. 4, the first lifting ropes 4 mounted on the lifting plate 3 are several, the second lifting ropes 5 are in one-to-one correspondence with the first lifting ropes 4, and the adjusting assemblies 6 are in one-to-one correspondence with the second lifting ropes 5. In this embodiment, three first suspension ropes 4 and three second suspension ropes 5 are all installed on the same floating plate 71, and driving rods 72 on the floating plate 71 are in one-to-one correspondence with the inserting rods 62. The drive rod 72 on the floating plate 71 can synchronously drive the plunger 62 away from the slide 611.
The implementation principle of the chromium-free passivation treatment device for the galvanized layer provided by the embodiment of the application is as follows:
When the galvanized part 10 does not enter the passivation pool 1, the length of the first lifting rope 4 below the lifting plate 3 is longer than the length of the second lifting rope 5 below the lifting plate 3, so that the galvanized part 10 inclines downwards towards the direction of the first lifting rope 4, and one end of the galvanized part 10, which is close to the first lifting rope 4, enters the passivation pool 1 first; when the galvanized part 10 enters the passivation pool 1, the driving rod 72 drives the inserting rod 62 to leave the sliding block 611, and then the hanging plate 3 is lifted upwards, the first abutting block 41 does not move upwards along with the hanging plate 3, so that the length of the second hanging rope 5 below the hanging plate 3 is gradually prolonged, when the second abutting block 42 abuts on the hanging plate 3, the length of the second hanging rope 5 below the hanging plate 3 is larger than the length of the first hanging rope 4 below the hanging plate 3, the downward inclined direction of the galvanized part 10 is changed, one end of the galvanized part 10 close to the first hanging rope 4 firstly leaves the passivation pool 1, one end of the galvanized part 10 close to the second hanging rope 5 leaves the passivation pool 1, and the contact time of the two ends of the galvanized part 10 and the chromium-free passivation liquid is basically the same.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (8)
1. The utility model provides a galvanized coating does not have chromium passivation processing apparatus, includes passivation pond (1), lifting hook (2) and hanger plate (3) of installing on lifting hook (2) are installed to passivation pond (1) top, fixedly connected with first lifting rope (4), its characterized in that on hanger plate (3): install second lifting rope (5) on hanger plate (3) to and be used for adjusting the regulation subassembly (6) of second lifting rope (5) length, hanger plate (3) are offered and are used for supplying first perforation (31) that second lifting rope (5) passed, regulation subassembly (6) are including two grip blocks (61) that are used for centre gripping second lifting rope (5), grip blocks (61) are located first perforation (31), one end fixedly connected with slider (611) of grip blocks (61), spout (32) that are used for supplying slider (611) to slide are offered to the inner wall of first perforation (31), regulation subassembly (6) still include be used for fixed slider (611) inserted bar (62) from top to bottom, jack (33) that are used for supplying plug bar (62) to peg graft are offered to the diapire of spout (32), slider (611) are offered and are used for supplying plug bar (62) to pass second perforation (612), when second lifting rope (31) inner wall is offered and are used for supplying slider (611) to slide, plug bar (41) are passed in first jack (41) when butt joint (41) are installed in the jack (41), the galvanized part (10) is arranged on the first lifting rope (4) and the second lifting rope (5), and the length of the second lifting rope (5) positioned below the lifting plate (3) is smaller than that of the first lifting rope (4) positioned below the lifting plate (3);
The second lifting rope (5) is provided with a driving component (7) for driving the inserting rod (62) to leave the sliding block (611), the driving component (7) comprises a floating plate (71) and a driving rod (72) arranged on the upper surface of the floating plate (71), the floating plate (71) is positioned below the lifting plate (3), the floating plate (71) slides up and down on the second lifting rope (5), the lower surface of the lifting plate (3) is provided with a through hole (34) for the driving rod (72) to enter the inserting hole (33), the through hole (34) penetrates through to be communicated with the inserting hole (33), the driving rod (72) and the through hole (34) leave a gap, the driving rod (72) and the inner wall of the second through hole (612) leave a gap when the driving rod (72) enters the second through hole (612), when the galvanized part (10) enters the passivation pool (1), the floating plate (71) is positioned on the upper surface of a chromium-free passivation solution, the driving rod (72) is inserted into the inserting hole (34) to be communicated with the inserting hole (33), the sliding block (41) is formed in an upward manner when the sliding block (61) and the sliding block (41) is clamped by the lifting rod (61), form the passageway that supplies first butt piece (41) to pass through between two grip blocks (61), the one end fixedly connected with that galvanized part (10) was kept away from to second lifting rope (5) is used for with hanger plate (3) butt second butt piece (42), after grip block (61) were left to first butt piece (41), and when second butt piece (42) formed the butt with hanger plate (3) upper surface, second lifting rope (5) length that are located under hanger plate (3) was greater than first lifting rope (4) length that are located under hanger plate (3).
2. The galvanized layer chromium-free passivation treatment device according to claim 1, characterized in that: the upper end of the driving rod (72) is fixedly connected with a first limiting block (721), and the hanging plate (3) is fixedly connected with a second limiting block (35) which limits the first limiting block (721) to be separated from the through hole (34).
3. The galvanized layer chromium-free passivation treatment device according to claim 1, characterized in that: the clamping block (61) has a cylindrical structure, and the first abutting block (41) abuts on the outer peripheral side of the clamping block (61).
4. A galvanized layer chromium-free passivation treatment device according to claim 3, characterized in that: one end of the first abutting block (41) close to the clamping block (61) is inclined from the middle to two sides.
5. The galvanized layer chromium-free passivation treatment device according to claim 1, characterized in that: install guide bar (8) on hanger plate (3), second butt piece (42) slidable mounting is on guide bar (8), third perforation (421) that are used for supplying guide bar (8) to pass are seted up to second butt piece (42), install the elastic component on second butt piece (42), the elastic component is installed in third perforation (421), second butt piece (42) are through the elastic component butt on guide bar (8) outer wall.
6. The galvanized layer chromium-free passivation treatment device according to claim 5, wherein: the elastic piece is an elastic arc plate (9), two ends of the elastic arc plate (9) are fixedly arranged on the inner wall of the third perforation (421), an arc opening of the elastic arc plate (9) is opposite to the guide rod (8), and the outer wall of the elastic arc plate (9) deviating from the arc opening is abutted against the outer wall of the guide rod (8).
7. The galvanized layer chromium-free passivation treatment device according to claim 2, characterized in that: the first lifting ropes (4) are distributed at intervals, the second lifting ropes (5) are in one-to-one correspondence with the first lifting ropes (4), the adjusting assemblies (6) are in one-to-one correspondence with the second lifting ropes (5), the second lifting ropes (5) are all installed on the same floating plate (71), and driving rods (72) on the floating plate (71) are in one-to-one correspondence with the inserting rods (62).
8. The galvanized layer chromium-free passivation treatment device according to claim 1, characterized in that: a magnet is mounted at the upper end of the driving rod (72), a magnet is mounted at one end of the inserting rod (62) which is abutted against the driving rod (72), and the magnets of the driving rod (72) and the inserting rod (62) are attracted to each other.
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| CN202111389951.9A CN114086165B (en) | 2021-11-22 | 2021-11-22 | Galvanized layer chromium-free passivation treatment device |
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| CN211079334U (en) * | 2019-09-09 | 2020-07-24 | 溧阳市中大电力交通装备有限公司 | Galvanized part surface passivation pond |
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