CN219342255U

CN219342255U - Zinc plating device

Info

Publication number: CN219342255U
Application number: CN202320305850.7U
Authority: CN
Inventors: 许继方
Original assignee: Shanghai Yuji Metal Products Co ltd
Current assignee: Shanghai Yuji Metal Products Co ltd
Priority date: 2023-02-23
Filing date: 2023-02-23
Publication date: 2023-07-14
Anticipated expiration: 2033-02-23

Abstract

The application relates to a galvanization device belongs to the zinc-plating field, and it is including being used for depositing the heating furnace of liquid zinc, is equipped with the clearance frame on the heating furnace, and the clearance frame is equipped with first clearance board and second clearance board along self length direction, and first clearance board and second clearance board dislocation set are close to one side of heating furnace at the clearance frame, have the coincidence space between first clearance board and the second clearance board, are equipped with the drive assembly who is used for driving clearance frame along heating furnace length direction reciprocating motion on the heating furnace. The impurity and the film on liquid zinc surface are put together the clearance simultaneously to first clearance board and second clearance board, have reduced the possibility that the clearance dead angle appears under the effect in coincidence space this moment, have improved the clearance effect of first clearance board and second clearance board to the possibility that impurity and film attached to the work piece after the galvanization is accomplished has been reduced.

Description

Zinc plating device

Technical Field

The present application relates to the field of galvanization, and in particular to a galvanization apparatus.

Background

The galvanization is a surface treatment technology for plating a layer of zinc on the surface of metal, alloy or other materials to play roles of beautiful appearance, rust prevention and the like, and mainly adopts hot galvanizing.

In the related art, the galvanizing device mainly comprises a heating furnace and a lifting frame for placing a workpiece, wherein the lifting frame is controlled by a crane. And an operator places the workpiece on the lifting frame, and then starts the crane to simultaneously place the lifting frame and the workpiece into the heating furnace filled with liquid zinc, so that the zinc plating function of the workpiece is realized. In the galvanizing process, part of impurities on the workpiece are easy to float on the surface of liquid zinc, and the surface of the liquid zinc is easy to form a film when being contacted with air. After galvanization is completed, two operators are required to clean impurities and films on the surface at the same time, so that the impurities and the films are not easy to adhere to a workpiece.

Aiming at the related technology, the inventor finds that the efficiency of manual salvage is lower and dead angles are easy to appear, thereby influencing the galvanization effect of the workpiece, and the improvement is needed.

Disclosure of Invention

In order to improve the above problems, the present application provides a galvanization apparatus.

The application provides a galvanization device adopts following technical scheme:

the utility model provides a zinc plating device, includes the heating furnace that is used for depositing liquid zinc, be equipped with the clearance frame on the heating furnace, the clearance frame is equipped with first clearance board and second clearance board along self length direction, first clearance board and second clearance board dislocation set are close to one side of heating furnace at the clearance frame, there is the coincidence space between first clearance board and the second clearance board, be equipped with the drive assembly who is used for driving clearance frame along heating furnace length direction reciprocating motion on the heating furnace.

Through adopting above-mentioned technical scheme, after the work piece galvanizing is accomplished, operating personnel starts drive assembly, and drive assembly control clearance frame removes along the length direction of heating furnace, and the clearance frame drives first clearance board and second clearance board and removes along the length direction of heating furnace simultaneously, and first clearance board and second clearance board contact with liquid zinc's surface and put together impurity and the film on liquid zinc surface for impurity and film are difficult for adhering on the work piece. Meanwhile, due to the overlapping space existing between the first cleaning plate and the second cleaning plate which are arranged in a staggered mode, the possibility of dead angle cleaning is reduced, and the cleaning effect on impurities and films is improved.

Preferably, the first cleaning plate and the second cleaning plate are provided with cleaning cambered surfaces.

Through adopting above-mentioned technical scheme, when first clearance board and second clearance board clear up impurity and film, impurity and film all pile up on the clearance cambered surface to first clearance board and second clearance board collect impurity and film, thereby have further improved the clearance effect of first clearance board and second clearance board to impurity and film.

Preferably, the heating furnace is provided with a driving groove and a guide groove along the length direction of the heating furnace, and the driving groove and the guide groove are oppositely arranged on the heating furnace;

the driving assembly comprises a screw and a motor, the screw is arranged in the driving groove along the length direction of the heating furnace, the screw is rotationally connected with the inner wall of the driving groove, the motor is arranged on the heating furnace, the output end of the motor extends into the driving groove and is coaxially connected with the screw, one side of the cleaning frame, which is close to the heating furnace, is provided with a driving block and a guide block, the driving block is slidably connected in the driving groove, the driving block is in threaded connection with the screw, and the guide block is slidably connected in the guide groove.

Through adopting above-mentioned technical scheme, when needs control first clearance board and second clearance board, operating personnel starts the motor, and the motor drives the screw rod and rotates, under the cooperation of driving piece and drive groove and the cooperation of guide piece and guide groove, the driving piece removes along the drive groove, and the guide piece removes along the guide groove to drive the clearance frame and remove along the length direction of heating furnace, the clearance frame drives first clearance board and second clearance board again and removes, first clearance board and second clearance board can clear up impurity and film this moment.

Preferably, a first corrugated plate is arranged between the driving block and the inner wall of the driving groove, and a second corrugated plate is arranged between the guiding block and the inner wall of the guiding groove.

Through adopting above-mentioned technical scheme, when the drive piece removes, first buckled plate removes thereupon, and when the guide block removed, the second buckled plate removes thereupon, and under the effect of blockking of first buckled plate and second buckled plate this moment, reduced the possibility that liquid zinc got into in guide way and the drive groove to drive piece and guide piece comparatively stably drive the clearance frame and remove, thereby for first clearance board and second clearance board clearance impurity and film comparatively stably provide convenience.

Preferably, the cleaning frame comprises a base and a supporting plate, the guide block and the driving block are arranged on one side, close to the heating furnace, of the base, a sleeve is arranged on one side, far away from the heating furnace, of the base along the vertical direction, a lifting column is connected in the sleeve in a sliding mode, the supporting plate is arranged on one side, far away from the sleeve, of the lifting column, the first cleaning plate and the second cleaning plate are arranged on one side, close to the heating furnace, of the supporting plate, a guide plate is arranged on the heating furnace along the length direction of the supporting plate, a first guide hole and a second guide hole are formed in the guide plate, the first guide hole and the second guide hole are communicated through a connecting hole, a guide column matched with the first guide hole and the second guide hole is arranged on the supporting plate, the first cleaning plate and the second cleaning plate are located above a liquid level when the guide column is in butt joint with the inner wall of the first guide hole, and one end, far away from the supporting plate, of the first cleaning plate and the second cleaning plate are partially immersed into the liquid level.

Through adopting above-mentioned technical scheme, drive piece and guide block drive the base simultaneously and remove along the length direction of heating furnace, and the base drives sleeve, lifting column and backup pad and removes, and the backup pad drives the guide column again and removes along first guiding hole, and first clearance board and second clearance board are located the liquid level more this moment. When the guide post moves to the connecting hole, the supporting plate, the first cleaning plate, the second cleaning plate and the lifting post gradually move towards the base, and when the guide post moves to the second guide hole, the first cleaning plate and the second cleaning plate are partially immersed into liquid zinc so that the first cleaning plate and the second cleaning plate clean impurities and films. Under the effect of first guiding hole, lifting column, guide post and backup pad for first clearance board and second clearance board and liquid zinc separation have reduced the liquid zinc and have sputtered the possibility on first clearance board and the second clearance board, so that first clearance board and second clearance board are cleared up impurity and film comparatively steadily.

Preferably, the support plate is provided with a first abdicating hole and a second abdicating hole, the first abdicating hole is rotationally connected with a first connecting column, the second abdicating hole is rotationally connected with a second connecting column, the first connecting column is connected with the first cleaning plate, the second connecting column is connected with the second cleaning plate, a first locking piece for locking the first connecting column is arranged in the first abdicating hole, and a second locking piece for locking the second connecting column is arranged in the second abdicating hole.

Through adopting above-mentioned technical scheme, when the backup pad drives first clearance board and second clearance board and clear up impurity and film, first locking piece locks first spliced pole, and second locking piece locks the second spliced pole to first clearance board and second clearance board are cleared up impurity and film comparatively steadily. When the first cleaning plate and the second cleaning plate reset, the operator rotates the first connecting rod and the second connecting rod, and at the moment, the first cleaning plate and the second cleaning plate can clean impurities and films again, so that the possibility that the impurities and the films adhere to the workpiece is further reduced.

Preferably, the first locking piece and the second locking piece all include locking piece and spring, the locking groove has all been seted up to the inner wall in first hole and the second hole of stepping down, locking piece and spring all set up in the locking groove, locking piece and locking groove's inner wall sliding connection, the one end of spring is connected with locking piece, the other end is connected with locking groove's tank bottom, first fixed slot and second fixed slot with locking piece matched with have all been seted up on first spliced pole and the second spliced pole, works as when the backup pad forward removes, locking piece card is gone into first fixed slot, works as when the backup pad reverse removal, locking piece card is gone into in the second fixed slot.

Through adopting above-mentioned technical scheme, when the clearance board removes, in the first fixed slot that corresponds is gone into to the locking piece card that corresponds with first spliced pole, in the first fixed slot that corresponds is gone into to the locking piece card that corresponds with the second spliced pole to form spacing to first spliced pole and second spliced pole, so that first clearance board and second clearance board clear up impurity and surface comparatively steadily. When the first cleaning plate and the second cleaning plate are required to be controlled to change direction, an operator rotates the first connecting column and the second connecting column, so that the locking blocks are separated from the corresponding first fixing grooves, at the moment, the locking blocks corresponding to the first connecting column are in butt joint with the first connecting column, the locking blocks corresponding to the second connecting column are in butt joint with the second connecting column, all springs are in compression states, when the locking blocks are opposite to the corresponding second fixing grooves, the locking blocks are clamped into the corresponding second fixing grooves under the action of spring resilience force, and at the moment, the change direction of the first cleaning plate and the second cleaning plate can be completed, so that the first cleaning plate and the second cleaning plate can continue to clean impurities and films in the resetting process.

Preferably, a slideway is arranged on the heating furnace along the length direction of the heating furnace, and a protective cover is connected to the slideway in a sliding manner.

Through adopting above-mentioned technical scheme, after operating personnel put into the heating furnace that is equipped with liquid zinc with the work piece, operating personnel removes anti-skidding cover, and the protection casing slides along the slide, after the protection casing shelters from the heating furnace, can start the heating furnace and carry out galvanization to the work piece, under the effect of protection casing for liquid zinc is difficult for sputtering out the heating furnace at the in-process of work.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through setting up the first clearance board and the second clearance board of drive assembly and dislocation setting, realized the function of automatic clearance impurity and film, coincidence space between first clearance board and the second clearance board has reduced the possibility that appears clearing up the dead angle simultaneously to it is convenient to galvanize on the work piece for operating personnel;

2. through setting up backup pad, lifting column and sleeve for the work piece is in the galvanized in-process, and first clearance board and second clearance board separate with liquid zinc, reduced impurity and film and directly adhered the possibility on first clearance board and second clearance board, so that first clearance board and second clearance board are comparatively steadily cleared up impurity and film afterwards;

3. through setting up the protection casing, the protection casing makes the work piece be in the in-process of galvanizing, and liquid zinc is difficult for sputtering out the heating furnace, provides the guarantee for operating personnel's safety.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present application;

FIG. 2 is a schematic diagram of a structure for embodying the positional relationship of a driving slot and a guiding slot according to an embodiment of the present application;

fig. 3 is an enlarged schematic view of the portion a in fig. 2.

Reference numerals illustrate: 1. a heating furnace; 11. a guide plate; 111. a first guide hole; 112. a second guide hole; 113. a connection hole; 13. a slideway; 14. a protective cover; 15. a driving groove; 151. a driving block; 152. a first corrugated plate; 16. a guide groove; 161. a guide block; 162. a second corrugated plate; 2. a cleaning frame; 21. a first cleaning plate; 22. a second cleaning plate; 23. overlapping space; 24. cleaning an arc surface; 25. a base; 251. a sleeve; 26. a support plate; 261. lifting columns; 262. a guide post; 263. a first relief hole; 264. a second relief hole; 265. a locking groove; 27. a first locking member; 271. a locking block; 272. a spring; 28. a second locking member; 3. a drive assembly; 31. a screw; 32. a motor; 4. a first connection post; 41. a first fixing groove; 42. a second fixing groove; 5. and a second connecting column.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses zinc plating device references figure 1, a zinc plating device, including the heating furnace 1 that is equipped with liquid zinc, be equipped with clearance frame 2 on the heating furnace 1, one side that clearance frame 2 is close to heating furnace 1 is equipped with first clearance board 21 and second clearance board 22 along self length direction, first clearance board 21 and second clearance board 22 dislocation set, and there is coincidence space 23 between first clearance board 21 and the second clearance board 22, be equipped with on the heating furnace 1 and be used for driving clearance frame 2 along heating furnace 1 length direction reciprocating motion's drive assembly 3.

The operator uses the crane to hoist the workpiece into the furnace 1 so that the workpiece is immersed in the liquid zinc. The operator restarts the furnace 1 so that the liquid zinc adheres more quickly to the work pieces. At this time, part of the impurities on the workpiece float on the surface of the liquid zinc, and a film is formed on the surface of the liquid zinc. When the workpiece is required to be taken out, an operator starts the driving assembly 3 firstly, the driving assembly 3 drives the cleaning frame 2 to move along the length direction of the heating furnace 1, the cleaning frame 2 drives the first cleaning plate 21 and the second cleaning plate 22 to move, and the first cleaning plate 21 and the second cleaning plate 22 are in contact with impurities and films and gather the impurities and the films. At this time, the overlapping space 23 of the first cleaning plate 21 and the second cleaning plate 22 repeatedly scrapes the surface of the liquid zinc, so that the possibility of cleaning dead angles is reduced, and impurities and films are not easy to influence the workpiece.

Referring to fig. 1, in order to improve the cleaning effect of the first cleaning plate 21 and the second cleaning plate 22, the cleaning cambered surfaces 24 are formed on the first cleaning plate 21 and the second cleaning plate 22, and the cleaning cambered surfaces 24 facilitate the accumulation of impurities and films on the first cleaning plate 21 and the second cleaning plate 22, so that the impurities and films are not easy to remain on the surface of the liquid zinc, and the possibility that the impurities and films adhere to the processed workpiece is further reduced.

Referring to fig. 1, in order to reduce the possibility that liquid zinc is sputtered onto the first cleaning plate 21 and the second cleaning plate 22 during the galvanization of the workpiece, the cleaning frame 2 includes a base 25 and a support plate 26, the driving assembly 3 is connected with the base 25, a sleeve 251 is fixed to a side of the base 25 away from the heating furnace 1 in a vertical direction, a lifting column 261 is slidably connected to the sleeve 251, an end of the lifting column 261 away from the base 25 is fixed to the support plate 26, and the first cleaning plate 21 and the second cleaning plate 22 are disposed on a side of the support plate 26 close to the heating furnace 1.

The heating furnace 1 is fixedly provided with a guide plate 11 along the length direction of the heating furnace 1, the guide plate 11 is provided with a first guide hole 111 and a second guide hole 112, the first guide hole 111 and the second guide hole 112 are communicated through a connecting hole 113, and the connecting hole 113 is obliquely arranged. The support plate 26 is fixed with guide posts 262 cooperating with the first guide holes 111, the connection holes 113 and the second guide holes 112 in a horizontal direction. When the guide post 262 is positioned in the first guide hole 111, the first cleaning plate 21 and the second cleaning plate 22 are positioned on the liquid surface, and when the guide post 262 is positioned in the second guide hole 112, the first cleaning plate 21 and the second cleaning plate 22 are partially immersed in the liquid zinc, and at this time, the first cleaning plate 21 and the second cleaning plate 22 can clean impurities and films.

When the operator places the workpiece in the heating furnace 1, the positioning column is located at the first guide hole 111, and the first cleaning plate 21 and the second cleaning plate 22 are located above the liquid surface. In the process of galvanizing the workpiece, the liquid zinc is not easy to sputter onto the first cleaning plate 21 and the second cleaning plate 22, so that the liquid zinc is not easy to directly adhere to the first cleaning plate 21 and the second cleaning plate 22, the possibility of reducing the cleaning range of the first cleaning plate 21 and the second cleaning plate 22 is reduced, and convenience is provided for stably cleaning impurities and films of the first cleaning plate 21 and the second cleaning plate 22. When the impurities and the thin films need to be cleaned, an operator starts the driving assembly 3, the driving assembly 3 controls the base 25 to move along the length direction of the heating furnace 1, and the supporting plate 26 drives the sleeve 251, the lifting column 261, the supporting plate 26, the first cleaning plate 21, the second cleaning plate 22 and the positioning column to move. The positioning column moves along the first positioning hole, when the positioning column moves into the connecting hole 113, the supporting plate 26, the first cleaning plate 21, the second cleaning plate 22 and the lifting column 261 gradually move towards the heating furnace 1, and when the positioning column moves into the second positioning hole, the first cleaning plate 21 and the second cleaning plate 22 are partially immersed in liquid zinc, and at the moment, the first cleaning plate 21 and the second cleaning plate 22 can clean impurities and films.

Referring to fig. 1, in the embodiment of the present application, the first guide holes 111 and the connecting holes 113 are two sets that are oppositely disposed, after the surface cleaning of the liquid zinc on the first cleaning plate 21 and the second cleaning plate 22 is completed, the guide posts 262 enter the first guide holes 111 on the other side through the connecting holes 113 on the other side, so that the first cleaning plate 21 and the second cleaning plate 22 are separated from the liquid zinc, and an operator can clean the first cleaning plate 21 and the second cleaning plate 22, and at the same time, the operator can take out the galvanized workpiece to complete the galvanization of the workpiece.

Referring to fig. 2 and 3, in order to facilitate the cleaning of the surface of the liquid zinc by the first cleaning plate 21 and the second cleaning plate 22 during the resetting process, a first yielding hole 263 and a second yielding hole 264 are formed in the supporting plate 26 along the vertical direction, the first yielding hole 263 is rotatably connected with the first connecting column 4, and the second yielding hole 264 is rotatably connected with the second connecting column 5. The first connecting column 4 is fixed with the first cleaning plate 21, and the second connecting column 5 is fixed with the second cleaning plate 22. The first relief hole 263 is provided with a first locking member 27 for locking the first connecting column 4, and the second relief hole 264 is provided with a second locking member 28 for locking the second connecting column 5.

The first locking piece 27 and the second locking piece 28 comprise a locking block 271 and a spring 272, the inner walls of the first yielding hole 263 and the second yielding hole 264 are provided with a locking groove 265, the locking block 271 is arranged in the locking groove 265 and is in sliding connection with the inner wall of the locking groove 265, the spring 272 is arranged in the locking groove 265, one end of the spring 272 is fixed with the locking block 271, and the other end of the spring 272 is fixed with the inner wall of the locking groove 265. The first connecting column 4 and the second connecting column 5 are respectively provided with a first fixing groove 41 and a second fixing groove 42 which are matched with the locking block 271. In order to facilitate the separation of the locking block 271 from the corresponding first and second connection posts 4 and 5, the end of the locking block 271 is provided in a circular arc shape.

When the driving assembly 3 controls the supporting plate 26 to move forward, namely, when the galvanized workpiece needs to be taken out, the locking blocks 271 are clamped into the corresponding first fixing grooves 41 under the elastic force of the springs 272. When it is necessary to control the reset of the support plate 26, the operator rotates the first and second connection posts 4 and 5 so that the locking blocks 271 are separated from the corresponding first fixing grooves 41. The locking blocks 271 corresponding to the first connecting columns 4 are abutted against the first connecting columns 4, the locking blocks 271 corresponding to the second connecting columns 5 are abutted against the second connecting columns 5, the springs 272 are in a compressed state, when the locking blocks 271 are opposite to the corresponding second fixing grooves 42, under the action of resilience force of the springs 272, the locking blocks 271 are clamped into the corresponding locking blocks 271, and at the moment, the turning of the first cleaning plate 21 and the second cleaning plate 22 can be completed, so that the surfaces of liquid zinc are cleaned again by the first cleaning plate 21 and the second cleaning plate 22 in the resetting process, the possibility of impurities and surfaces attached to the surfaces of subsequent workpieces in the galvanizing process is reduced, and the galvanizing effect of the workpieces is improved.

Referring to fig. 2, in order to reduce the possibility that liquid zinc is sputtered out of the heating furnace 1 during the galvanizing process of a workpiece, the heating furnace 1 is fixed with a slide 13 along the length direction of the heating furnace 1, a protective cover 14 is slidably connected to the slide 13, and the protective cover 14 provides a barrier for an opening of the heating furnace 1, so that the function of blocking the liquid zinc is realized, and the liquid zinc is not easy to influence an operator.

Referring to fig. 2, the heating furnace 1 is provided with a driving groove 15 and a guide groove 16 along the length direction thereof, a driving block 151 is slidably connected to the driving groove 15, and a guide block 161 is slidably connected to the guide groove 16. The driving block 151 and the guide block 161 are fixed to the base 25. The driving assembly 3 comprises a screw rod 31 and a motor 32, the screw rod 31 is arranged in the driving groove 15 along the length direction of the heating furnace 1, the screw rod 31 is rotationally connected with the inner wall of the driving groove 15, the driving block 151 is in threaded connection with the screw rod 31, the motor 32 is fixed on the heating furnace 1, and the output end of the motor 32 extends into the driving groove 15 and is coaxially fixed with the screw rod 31.

In order to reduce the possibility of liquid zinc being sputtered to the driving groove 15 and the guide groove 16, a first corrugated plate 152 is fixed between the driving block 151 and the inner wall of the driving groove 15, and a second corrugated plate 162 is fixed between the guide block 161 and the guide groove 16.

When the first cleaning plate 21 and the second cleaning plate 22 are required to be used for cleaning impurities and films on the surface of the liquid zinc, an operator starts the motor 32, the motor 32 drives the screw 31 to rotate, and under the cooperation of the driving block 151 and the driving groove 15 and the cooperation of the guide block 161 and the guide groove 16, the driving block 151 and the guide block 161 drive the base 25 to move, so that the first cleaning plate 21 and the second cleaning plate 22 can clean impurities and films.

The implementation principle of the galvanization device in the embodiment of the application is as follows: the operator uses the loop wheel machine to submerge the work piece into liquid zinc, and heating furnace 1 heats liquid zinc for liquid zinc adheres to the work piece surface to accomplish the galvanizing work of work piece. When the galvanized workpiece is required to be taken out, an operator starts the driving assembly 3, the driving assembly 3 controls the cleaning frame 2 to move, the cleaning frame 2 drives the first cleaning plate 21 and the second cleaning plate 22 to move, the first cleaning plate 21 and the second cleaning plate 22 are in contact with the surface of the liquid zinc and gather impurities and films on the surface of the liquid zinc, at the moment, the overlapping space 23 between the first cleaning plate 21 and the second cleaning plate 22 reduces the possibility of cleaning dead angles, and the cleaning effect of the first cleaning plate 21 and the second cleaning plate 22 is improved, so that impurities and films are not easy to adhere to the galvanized workpiece.

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

1. A galvanization device, characterized in that: including being used for depositing heating furnace (1) of liquid zinc, be equipped with clearance frame (2) on heating furnace (1), clearance frame (2) are equipped with first clearance board (21) and second clearance board (22) along self length direction, first clearance board (21) and second clearance board (22) dislocation set are close to one side of heating furnace (1) in clearance frame (2), coincidence space (23) have been deposited between first clearance board (21) and second clearance board (22), be equipped with on heating furnace (1) and be used for driving clearance frame (2) along heating furnace (1) length direction reciprocating motion's drive assembly (3).

2. A galvanising apparatus as claimed in claim 1, wherein: the first cleaning plate (21) and the second cleaning plate (22) are provided with cleaning cambered surfaces (24).

3. A galvanising apparatus as claimed in claim 1, wherein: a driving groove (15) and a guide groove (16) are formed in the heating furnace (1) along the length direction of the heating furnace, and the driving groove (15) and the guide groove (16) are oppositely arranged on the heating furnace (1);

the utility model provides a cleaning device, including drive assembly (3), including screw rod (31) and motor (32), screw rod (31) set up in drive groove (15) along the length direction of heating furnace (1), screw rod (31) are connected with the inner wall rotation of drive groove (15), motor (32) set up on heating furnace (1), the output of motor (32) extends to in drive groove (15) and with screw rod (31) coaxial coupling, one side that cleaning rack (2) is close to heating furnace (1) is equipped with drive piece (151) and guide block (161), drive piece (151) sliding connection is in drive groove (15), drive piece (151) and screw rod (31) threaded connection, guide block (161) sliding connection is in guide groove (16).

4. A galvanising apparatus according to claim 3, characterised in that: a first corrugated plate (152) is arranged between the driving block (151) and the inner wall of the driving groove (15), and a second corrugated plate (162) is arranged between the guiding block (161) and the inner wall of the guiding groove (16).

5. A galvanising apparatus according to claim 3, characterised in that: the cleaning frame (2) comprises a base (25) and a supporting plate (26), the guide blocks (161) and the driving blocks (151) are arranged on one side, close to the heating furnace (1), of the base (25), a sleeve (251) is arranged on one side, far away from the heating furnace (1), of the base (25), a lifting column (261) is connected in the sleeve (251) in a sliding mode, the supporting plate (26) is arranged on one side, far away from the sleeve (251), of the lifting column (261), the first cleaning plate (21) and the second cleaning plate (22) are arranged on one side, close to the heating furnace (1), of the supporting plate (26), a guide plate (11) is arranged on the heating furnace (1) along the length direction of the heating furnace, a first guide hole (111) and a second guide hole (112) are arranged on the guide plate (11), the first guide hole (111) and the second guide hole (112) are communicated through a connecting hole (113), a guide column (262) matched with the first guide hole (111) and the second guide hole (262) is arranged on the supporting plate (26), when the first guide plate (262) and the second guide plate (262) are abutted against the first guide column (111), when the guide post (262) is abutted with the inner wall of the second guide hole (112), one end of the first cleaning plate (21) and one end of the second cleaning plate (22) far away from the supporting plate (26) are partially immersed into the liquid level.

6. A galvanising apparatus as claimed in claim 5, wherein: offer first hole (263) and the second hole (264) of stepping down on backup pad (26), first hole (263) of stepping down is rotated and is connected with first spliced pole (4), second hole (264) of stepping down is rotated and is connected with second spliced pole (5), first spliced pole (4) are connected with first clearance board (21), second spliced pole (5) are connected with second clearance board (22), be equipped with first locking piece (27) that are used for locking first spliced pole (4) in first hole (263) of stepping down, be equipped with second locking piece (28) that are used for locking second spliced pole (5) in second hole (264) of stepping down.

7. A galvanising apparatus as claimed in claim 6, wherein: the first locking piece (27) and the second locking piece (28) all include locking piece (271) and spring (272), locking groove (265) have all been seted up to the inner wall in first hole (263) and second hole (264) of stepping down, locking piece (271) and spring (272) all set up in locking groove (265), locking piece (271) and the inner wall sliding connection of locking groove (265), one end of spring (272) is connected with locking piece (271), and the other end is connected with the tank bottom of locking groove (265), first fixed slot (41) and second fixed slot (42) with locking piece (271) matched with have all been seted up on first spliced pole (4) and second spliced pole (5), when backup pad (26) forward movement, locking piece (271) card is gone into in first fixed slot (41), when backup pad (26) reverse movement, locking piece (271) card is gone into in second fixed slot (42).

8. A galvanising apparatus as claimed in claim 7, wherein: the heating furnace (1) is provided with a slideway (13) along the length direction of the heating furnace, and the slideway (13) is connected with a protective cover (14) in a sliding way.