CN214975991U

CN214975991U - Metal workpiece hot-dip galvanizing pretreatment device

Info

Publication number: CN214975991U
Application number: CN202022386497.9U
Authority: CN
Inventors: 黄火良
Original assignee: Zhejiang Huigang Technology Development Co ltd
Current assignee: Zhejiang Huigang Technology Development Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-12-03
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a metal workpiece hot-dip galvanizing pretreatment device, which belongs to the technical field of metal surface treatment and comprises a base, wherein the top of the base is fixedly connected with a fixing frame A and a fixing frame B, a chute and a limit hole A are arranged inside the fixing frame A, mounting plates are arranged on two sides of the fixing frame A, a limit hole B corresponding to the position of the limit hole A is arranged inside the mounting plate, a bolt is inserted between the limit hole A and the limit hole B, a steel wire brush roller rotating at a high speed contacts with the surface of a workpiece to clean the surface, a water pump operates to pressurize a water body and then draws out the water body to spray out from a spray head to wash the surface of the workpiece at a high pressure, the surface cleanliness of the workpiece is further improved, heat generated by a heating wire heats exhaust air of a fan, hot air is blown out to carry out drying treatment, the dried workpiece can be subjected to hot-dip galvanizing treatment, so that a metal matrix can have a normal reaction with zinc liquid in a short time, so that the alloy phase layer is generated smoothly and the galvanizing quality is improved.

Description

Metal workpiece hot-dip galvanizing pretreatment device

Technical Field

The utility model relates to a metal surface treatment technical field especially relates to a metal work piece hot dipping zinc pretreatment device.

Background

The metal or other non-metal coating is coated on the metal surface, so that the corrosion of the base metal can be effectively prevented. The hot-dip plating process includes hot-dip galvanizing, hot-dip aluminizing, hot-dip galvanizing aluminum alloy and the like, and the metal to be plated is mostly immersed into a molten liquid metal bath by a solvent method, and a thin metal coating is formed on the surface of a work piece after the work piece is cooled, so that the corrosion resistance of the metal is greatly improved.

The method comprises the following steps that 1, the following defects exist before the surface of the traditional metal workpiece is treated by degreasing, acid washing, cleaning and other production processes, residual iron salt, residual acid and the like are still attached to the surface of the metal workpiece, the surface of a clean substrate of the workpiece can react with air to generate a thin oxidation film under the action of the residual dirt before the metal workpiece is immersed in zinc liquid, and the metal substrate directly immersed in zinc cannot normally react with the zinc liquid in a short time, so that an alloy phase layer cannot be generated smoothly, and the zinc plating quality is influenced; 2. when the surface of metal is pretreated, the surface attachments are generally removed by friction through a roller, the sizes and the specifications of workpieces are different, and the inconvenience exists in the actual operation, so that a hot-dip galvanizing pretreatment device for the metal workpieces is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a metal work piece hot dipping zinc pretreatment device aims at improving follow-up hot dipping zinc's quality through the processing to metal surface, can adjust in a flexible way simultaneously to the work piece homoenergetic to different specifications is cleaned to the convenience.

The utility model provides a specific technical scheme as follows:

the utility model provides a metal workpiece hot-dip galvanizing pretreatment device, which comprises a base, wherein the top of the base is fixedly connected with a fixing frame A and a fixing frame B, a chute and a limiting hole A are arranged inside the fixing frame A, mounting plates are arranged on both sides of the fixing frame A, a limiting hole B corresponding to the position of the limiting hole A is arranged inside the mounting plate, a bolt is inserted between the limiting hole A and the limiting hole B, a first motor and a second motor are respectively arranged on the top of the base and the top of the mounting plate, bearings are arranged inside the mounting plates, a steel wire brush roll is matched and connected between the bearings, the power output end of the first motor is connected with the power input end of the steel wire brush roll, a fan is arranged on the top of the fixing frame B, the air exhaust end of the fan is fixedly connected with an exhaust pipe extending to the bottom of the fixing frame B, and a heating wire is arranged inside the exhaust pipe, the utility model discloses a shower nozzle, including mount B, base, water tank, water pump, shower nozzle, mount B bottom surface mounting have the shower nozzle and the shower nozzle is a plurality ofly, the water tank is installed to the base bottom, water tank internally mounted has the water pump, water pump drainage end detachable connection has the drain pipe and is connected with the shower nozzle through the drain pipe.

Optionally, a plurality of drain holes are formed in the base, and the drain holes are located at the top of the water tank.

Optionally, a motor switch is installed on one side of the surface of the first motor, and the current input end of the first motor is electrically connected with an external power supply through the motor switch.

Optionally, a control switch is installed on one side of the surface of the fan, and the fan and the current input end of the heating wire are electrically connected with an external power supply through the control switch.

Optionally, a water pump switch is installed on one side of the surface of the water tank, and a current input end of the water pump is electrically connected with an external power supply through the water pump switch.

The utility model has the advantages as follows:

1. the top of the base is fixed with a fixing frame A and a fixing frame B, a steel wire brush roll is arranged in the fixing frame A through a bearing, before the workpiece is subjected to hot galvanizing, a motor is started, the output end of the motor rotates at a high speed and drives the steel wire brush roll to rotate, the workpiece to be processed passes through the steel wire brush roll, the steel wire brush roll rotating at the high speed can contact the surface of the workpiece to clean the surface, a surface oxide film is scraped, a water pump operates to pressurize and draw out water, the water is conveyed through a drain pipe and then is sprayed out from a spray head to wash the surface of the workpiece at a high pressure, the surface cleanliness of the workpiece is further improved, then a fan and an electric heating wire are started, the heat generated by the electric heating wire heats the exhaust air of the fan, hot air is blown to the surface of the workpiece to be dried, the dried workpiece can be subjected to hot galvanizing treatment, and the metal matrix can normally react with zinc liquid in a short time, so that the alloy phase layer is generated smoothly and the galvanizing quality is improved.

2. The motor and the steel brush roller position of mount A bottom keep motionless, the not co-altitude spacing hole A of same vertical direction is seted up on mount A surface, before the use, take the bolt out from spacing hole A and spacing hole B's inside, the disconnection mounting panel is connected with mount A, can carry out the regulation of vertical direction along the spout to the height of mounting panel, and then drive the position that changes motor and steel brush roller, reach the purpose of interval between the adjustment steel brush roller, insert the bolt to spacing hole A and spacing hole B inside after reaching suitable position, can accomplish the fixed of mounting panel position, through interval adjustable structure, the convenient work piece surface to not equidimension specification cleans, processing apparatus's suitability has been improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a metal workpiece hot-dip galvanizing pretreatment apparatus according to an embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of a fixing frame a of a metal workpiece hot-dip galvanizing pretreatment apparatus according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a joint between a fixing frame B and a nozzle of a metal workpiece hot-dip galvanizing pretreatment apparatus according to an embodiment of the present invention.

In the figure: 1. a base; 101. a drain hole; 2. a fixed mount A; 201. a chute; 202. a limiting hole A; 3. mounting a plate; 301. a limiting hole B; 302. a bolt; 303. a bearing; 4. a first motor; 401. a motor switch; 402. a wire brush roll; 5. a fixed mount B; 6. a fan; 601. a control switch; 602. an exhaust duct; 7. an electric heating wire; 8. a water tank; 9. a water pump; 901. a water pump switch; 902. a drain pipe; 903. a spray head; 10. a second motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A hot dip galvanizing pretreatment apparatus for a metal workpiece according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1, 2 and 3, an embodiment of the invention provides a metal workpiece hot-dip galvanizing pretreatment apparatus, which includes a base 1, a fixing frame A2 and a fixing frame B5 are fixedly connected to the top of the base 1, a chute 201 and a limiting hole a202 are formed in the fixing frame A2, mounting plates 3 are mounted on both sides of the fixing frame A2, a limiting hole B301 corresponding to the position of the limiting hole a202 is formed in the mounting plate 3, a plug pin 302 is inserted between the limiting hole a202 and the limiting hole B301, a first motor 4 and a second motor 10 are respectively mounted on the top of the base 1 and the top of the mounting plate 3, a bearing 303 is mounted in the mounting plate 3, a steel wire brush roller 402 is connected between the bearing 303 in a matching manner, a power output end of the first motor 4 is connected with a power input end of the steel wire brush roller 402, a fan 6 is mounted on the top of the fixing frame B5, fan 6 fixedly connected with exhaust pipe 602 that extends to mount B5 bottom of airing exhaust, exhaust pipe 602 internally mounted has heating wire 7, mount B5 bottom surface mounting has shower nozzle 903 and shower nozzle 903 to be a plurality of, water tank 8 is installed to base 1 bottom, 8 internally mounted of water tank has water pump 9, water pump 9 drainage end can be dismantled and be connected with drain pipe 902 and be connected with shower nozzle 903 through drain pipe 902.

Illustratively, the wire brush roller 402 rotating at high speed contacts the surface of the workpiece to clean the surface, the water pump 9 operates to pressurize the water and then pumps out the water to be sprayed out from the spray nozzle 903, the surface of the workpiece is washed at high pressure, the surface cleanliness is further improved, the heat generated by the electric heating wire 7 heats the exhaust air of the fan 6, so that hot air is blown out for drying treatment, the dried workpiece can be subjected to hot dip galvanizing treatment, thereby enabling the metal matrix to have normal reaction with the zinc liquid in a short time, enabling the alloy phase layer to be generated smoothly, improving the galvanizing quality, drawing out the bolt 302 from the inner parts of the limiting hole A202 and the limiting hole B301, adjusting the height of the mounting plate 3 along the chute 201 in the vertical direction, and then drive the position that changes first motor 4 and wire brush roll 402, through interval adjustable structure, conveniently clean the work piece surface of not equidimension specification.

Referring to fig. 1, a plurality of drainage holes 101 are formed in the base 1, and the drainage holes 101 are located at the top of the water tank 8.

For example, the water ejected from the head 903 can be discharged into the tank 8 and recycled through the drain hole 101 formed in the base 1.

Referring to fig. 1 and 2, a motor switch 401 is installed on one side of the surface of the first motor 4, and a current input end of the first motor 4 is electrically connected to an external power source through the motor switch 402.

For example, the connection between the first motor 4 and the external power source may be controlled by the motor switch 401, so as to control the start and stop of the first motor 4.

Referring to fig. 1, a control switch 601 is installed on one side of the surface of the fan 6, and the fan 6 and the current input end of the heating wire 7 are electrically connected to an external power supply through the control switch 601.

For example, the control switch 601 can control the power-on state of the fan 6 and the heating wire 7.

Referring to fig. 1, a water pump switch 901 is installed on one side of the surface of the water tank 8, and a current input end of the water pump 9 is electrically connected with an external power supply through the water pump switch 901.

Illustratively, the connection between the water pump 9 and the external power source can be controlled through the water pump switch 901, so as to control the start and stop of the water pump 9.

When the hot-dip galvanizing machine is used, a fixing frame A2 and a fixing frame B5 are fixed at the top of a base 1, a steel wire brush roll 402 is installed inside a fixing frame A2 through a bearing 303, before a workpiece is subjected to hot-dip galvanizing, a power supply is switched on through a motor switch 401 to turn on a first motor 4, the first motor 4 rotates at a high speed, an output end of the first motor 4 rotates to drive the steel wire brush roll 402 to rotate, the workpiece to be machined penetrates through the steel wire brush roll 402, the steel wire brush roll 402 rotating at the high speed contacts the surface of the workpiece to clean the surface, an oxide film on the surface is scraped, a water pump 9 operates to pressurize and pump out a water body, the water body is conveyed through a water drainage pipe 902 and then is sprayed out from a spray head 903, the surface of the workpiece is subjected to high-pressure washing, the surface cleanliness of the workpiece is further improved, then a fan 6 and an electric heating wire 7 are switched on, heat generated by the electric heating wire 7 to exhaust the air of the fan 6, so that hot air is blown out to be dried on the surface of the workpiece, and the dried workpiece can be subjected to hot-dip galvanizing treatment, therefore, the metal matrix can normally react with the zinc liquid in a short time, so that an alloy phase layer is smoothly generated, the galvanizing quality is improved, the electrifying state of the fan 6 and the heating wire 7 can be controlled through the control switch 601, the connection between the water pump 9 and an external power supply can be controlled through the water pump switch 901, the start and stop of the water pump 9 are further controlled, the water body sprayed by the spray head 903 can be discharged into the water tank 8 for recycling through the drain hole 101 arranged in the base 1, the positions of the first motor 4 and the steel wire brush roller 402 at the bottom of the fixing frame A2 are kept still, the surface of the fixing frame A2 is provided with the limiting holes A202 with different heights in the same vertical direction, before the use, the bolt 302 is drawn out from the insides of the limiting holes A202 and the limiting holes B301, the connection between the mounting plate 3 and the fixing frame A2 is disconnected, and the vertical direction adjustment can be carried out along the chute 201 on the height of the mounting plate 3, and then drive the position that changes first motor 4 and wire brush roll 402, reach the purpose of interval between the adjustment wire brush roll 402, reach inside inserting bolt 302 to spacing hole A202 and spacing hole B301 after the suitable position, can accomplish the fixed of mounting panel 3 position, through interval adjustable structure, conveniently clean the work piece surface of not equidimension specification, improved processing apparatus's suitability.

It should be noted that the utility model relates to a metal work piece hot dipping zinc pretreatment device, including base 1, wash port 101, mount A2, spout 201, spacing hole A202, mounting panel 3, spacing hole B301, bolt 302, bearing 303, first motor 4, motor switch 401, steel wire brush roll 402, mount B5, fan 6, control switch 601, exhaust pipe 602, heating wire 7, water tank 8, water pump 9, water pump switch 901, drain pipe 902, shower nozzle 903 and second motor 10, the part is general standard component or the part that technical staff in the field knows, its structure and principle all can learn through the technical manual or learn through conventional experimental method for this technical staff.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A metal workpiece hot-dip galvanizing pretreatment device comprises a base (1) and is characterized in that the top of the base (1) is fixedly connected with a fixing frame A (2) and a fixing frame B (5), a sliding groove (201) and a limiting hole A (202) are formed in the fixing frame A (2), mounting plates (3) are mounted on two sides of the fixing frame A (2), a limiting hole B (301) corresponding to the limiting hole A (202) is formed in the mounting plate (3), a bolt (302) is inserted between the limiting hole A (202) and the limiting hole B (301), a first motor (4) and a second motor (10) are mounted on the top of the base (1) and the top of the mounting plate (3) respectively, a bearing (303) is mounted in the mounting plate (3), a steel wire brush roller (402) is connected between the bearings (303) in a matching manner, and the power output end of the first motor (4) is connected with the power input end of the steel wire brush roller (402), fan (6) are installed at mount B (5) top, fan (6) the end fixedly connected with that airs exhaust pipe (602) that extend to mount B (5) bottom, exhaust pipe (602) internally mounted has heating wire (7), mount B (5) bottom surface mounting has shower nozzle (903) and shower nozzle (903) to be a plurality of, water tank (8) are installed to base (1) bottom, water tank (8) internally mounted has water pump (9), water pump (9) drainage end can be dismantled and be connected with drain pipe (902) and be connected with shower nozzle (903) through drain pipe (902).

2. The metal workpiece hot dip galvanizing pretreatment apparatus as claimed in claim 1, wherein a plurality of drain holes (101) are formed in the base (1), and the drain holes (101) are located at the top of the water tank (8).

3. A hot dip galvanizing pretreatment apparatus for metal workpieces as defined in claim 1, wherein a motor switch (401) is installed on one side of the surface of the first motor (4), and a current input end of the first motor (4) is electrically connected with an external power supply through the motor switch (401).

4. A hot dip galvanizing pretreatment apparatus for metal workpieces as defined in claim 1, wherein a control switch (601) is installed on one side of the surface of the fan (6), and the current input ends of the fan (6) and the heating wires (7) are electrically connected with an external power supply through the control switch (601).

5. A hot dip galvanizing pretreatment apparatus for metal workpieces as set forth in claim 1, characterized in that a water pump switch (901) is installed on one side of the surface of the water tank (8), and the current input end of the water pump (9) is electrically connected with an external power supply through the water pump switch (901).