CN214977450U - Rotary spraying device for bar extrusion lubricant - Google Patents

Abstract

The utility model discloses a bar extrusion lubricant rotary spraying device, relating to the technical field of machining; the device comprises a rotating frame, wherein a guide rail is paved in the rotating frame, and a blank is placed on the guide rail; a mould is arranged at one end of the rotating frame, an ejector rod is arranged at the other end of the rotating frame, and the radial central lines of the ejector rod, the rotating frame and the mould are positioned on the same horizontal virtual straight line; a plurality of cylinder bodies are evenly arranged on the side wall of the rotating frame, and the inner sides of the cylinder bodies are connected with nozzles which are used for spraying lubricant. The utility model discloses can improve the lubricated condition of rod extrusion in-process, improve extrusion efficiency, promote product quality.

Description

Rotary spraying device for bar extrusion lubricant

Technical Field

The utility model relates to the technical field of machining, especially, relate to a rotatory spraying device of bar extrusion emollient.

Background

The metal forging industry powerfully supports and drives the development of related industries, social employment is promoted, bar materials in the forging industry are widely applied, all industries are covered from automobiles, aviation and water conservancy, the materials are from steel, magnesium alloy and aluminum alloy to titanium alloy, and the forging of the bar materials is related to the aspects of industrial production. Has gained the most widespread use in the aerospace industry. In recent years, the demand of titanium alloy in China increases year by year, and partial design requirements put forward that the length of a titanium alloy bar is more than 5 m. The length of the titanium alloy which is freely forged is generally 3-4m, and the surface of a blank is quickly cooled in the forging process, the surface is easy to crack, and the titanium alloy can not be heated and forged by multiple times of remelting; the blank is freely forged, and the surface grinding treatment is carried out on the blank by cooling every fire, so that the production efficiency is low, and the energy consumption is high due to repeated cooling and heating. Therefore, research on the radial forging production process of the titanium alloy bar needs to be carried out to meet the domestic demand on the titanium alloy bar (the length is more than 5m) and improve the product quality level.

The problems can be well solved by cold heading forming of the titanium alloy material, and a lubricant needs to be coated before the titanium alloy material is processed; the utility model discloses a titanium alloy stick cold-heading shaping emollient coating device that utility model patent CN201310296942.4 is the equipment of applying the emollient to cold-worked titanium alloy. The lubricant coating device for the cold heading forming of the titanium alloy rod mainly utilizes a spraying and air-drying mode to complete the coating of the lubricant, is suitable for titanium alloy cold working, and provides a lubricant coating device for the cold heading forming of the titanium alloy rod, which has good uniformity, good firmness and little waste, however, the equipment is complicated, and has some inconvenience in the treatment of hot-forged workpieces, especially in the aspect of extrusion and forging of long-shaft parts, and the equipment is only suitable for titanium alloy processing, and the extrusion process can involve various metal materials, so the application range of the equipment is still to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rotatory spraying device of rod extrusion emollient to solve the problem that above-mentioned prior art exists, can improve the lubricated condition of rod extrusion in-process, improve extrusion efficiency, promote product quality.

In order to achieve the above object, the utility model provides a following scheme:

the utility model provides a bar extrusion lubricant rotary spraying device, which comprises a rotary frame, wherein a guide rail is laid in the rotary frame, and a blank is placed on the guide rail; a mould is arranged at one end of the rotating frame, an ejector rod is arranged at the other end of the rotating frame, and the radial central lines of the ejector rod, the rotating frame and the mould are positioned on the same horizontal virtual straight line; a plurality of cylinder bodies are evenly arranged on the side wall of the rotating frame, and the inner sides of the cylinder bodies are connected with nozzles which are used for spraying lubricant.

Optionally, the rotating frame is a cylindrical structure; the outer side of the rotating frame is in transmission connection with a rubber roller, and the rubber roller is connected with a driving motor; the rubber roller can drive the rotating frame to rotate by 90 degrees or 180 degrees in a reciprocating mode through the driving motor.

Optionally, evenly install four on the revolving frame lateral wall the cylinder body, be used for holding in the cylinder body the emollient, the cylinder body is connected with pneumatic mechanism, pneumatic mechanism be used for with the emollient in the cylinder body is through the nozzle blowout. Each group of rotary spraying devices can be independently controlled, each cylinder body of each group of rotary spraying devices can also be independently controlled, the speed of the lubricant sprayed out of the nozzle is controlled by controlling the existence and the size of air pressure, and the coating density of the lubricant can also be controlled by controlling the rotating speed and the rotating angle of the rotating frame.

Optionally, the guide rail includes two tracks of cylindrical structure, two the tracks symmetry lay in revolving frame inside both sides, the track is located ejector pin below, the effect is for bearing the blank, carries out the coating of lubricant with sufficient space for the blank.

Optionally, one end of the mold, which is far away from the rotating frame, is provided with a pneumatic dephosphorization device.

The utility model discloses for prior art gain following technological effect:

the utility model discloses practiced thrift the cost, improved efficiency, convenient operation and use, flexibility, security performance height. The blank which needs to be subjected to extrusion forging is coated with the lubricant fully, so that the efficiency is higher, the forming quality is better, and the service life of the die can be greatly prolonged.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in 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 for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of a rotary bar extrusion lubricant spraying apparatus according to the present invention;

FIG. 2 is a schematic view of a partial radial direction of a bar extrusion lubricant spin coating apparatus according to the present invention;

wherein: 100. a bar extrusion lubricant rotary spraying device comprises a bar extrusion lubricant rotary spraying device 1, an ejector rod 2, a guide rail 3, a rotary frame 4, a rubber roller 5, a cylinder body 6, a nozzle 7, a die 8, an air pressure phosphorus removal device 9 and a blank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.

The utility model aims at providing a rotatory spraying device of rod extrusion emollient to solve the problem that above-mentioned prior art exists, can improve the lubricated condition of rod extrusion in-process, improve extrusion efficiency, promote product quality.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 and 2, the present invention provides a rod extrusion lubricant rotary spraying device 100, wherein a top rod 1, a rotary spraying part, a mold 7, and a pneumatic phosphorus removal device 8 are arranged on the same straight line; the rotary spraying part comprises a rotary frame 3, a cylinder body 5 used for containing a lubricant is arranged on the outer side of the rotary frame 3, a nozzle 6 is arranged on the inner side of the cylinder body 5, and the rotary frame 3 is rotated by a rubber roller 4 connected with a driving motor. During the extrusion process, a blank 9 is pushed into a die 7 through a guide rail 2 by a push rod 1, and during the process of passing through the guide rail 2, a rotary spraying part is used for spraying a lubricant on the surface of the blank, one or more rotary spraying parts can be provided, and a single type of lubricant can be sprayed, or multiple types of lubricants can be sprayed, because the extrusion generally adopts a hot extrusion or warm extrusion mode, an air pressure dephosphorization device 8 is arranged at the tail end of the device, and oxide skin formed on the surface of the bar is removed by high-pressure air flow; each production line can be provided with one or more rotary spraying parts, each rotary spraying part is provided with four cylinder bodies 5, lubricating agents are stored in the cylinder bodies 5, pistons are driven to pressurize through air pressure, then the lubricating agents are coated through the nozzles 6, in the spraying process, the rotary frame 3 is driven by the rubber roller 4 to rotate, and 90-degree or 180-degree reciprocating rotation of the device can be achieved to avoid winding of lines. After the apparatus is ready, extrusion of the rod can take place. In the extrusion process, the blank 9 is slowly ejected out by the ejector rod 1 and passes through the guide rail 2, in the process, the rotary lubricant spraying device works, the type and the density of lubricant coating are controlled by adjusting the filling of the lubricant, the size of air pressure and the rotating speed and the rotating angle of the rotary frame 3, each rotary frame 3 and each cylinder body 5 can be independently controlled, after the lubricant coating is finished, the blank 9 enters the die 7 to start the extrusion process, and after the extrusion is finished, the formed bar is dephosphorized by the air pressure dephosphorization device 8 behind the die 7. Through the form of extrusion forging, not only the bar can meet the required forming requirement, but also the crystal grains can be more fully crushed, the size is smaller, and the grain size is increased, thereby being beneficial to improving the flaw detection level. The general manufacturer production is in a flow line form, and the equipment also works in the flow line form.

In the diagram shown in fig. 1, the ejector rod 1 is driven by hydraulic pressure to complete the propelling and extrusion of the blank 9; the guide rail 2 is composed of two cylindrical guide rails and is used for bearing the blank 9 and coating the blank 9 with sufficient space for a lubricant; the rotating frame 3 is a cylindrical frame, four cylinder bodies 5 are arranged at the mounting positions on the rotating frame, the rotating action of the rotating frame is driven by a rubber roller 4, the rubber roller 4 is driven by a motor and can drive the rotating frame 3 to rotate at 90 degrees or 180 degrees in a reciprocating way, a nozzle 6 is arranged on each cylinder body 5, and a lubricant is sprayed out from the nozzle 6 under the action of air pressure; after the high-temperature bar comes out of the die 7, the high-pressure airflow ejected by the air pressure dephosphorization device 8 is used for dephosphorization. In the radial schematic view of the bar extrusion lubricant rotary spraying device shown in fig. 2, the rotary coating process of the lubricant can be clearly and intuitively seen, the rotary spraying frame can realize uniform coating of the lubricant through 90-degree or 180-degree reciprocating rotation, and the problem of line winding can be prevented.

The working process of the utility model is roughly as follows: after the blank 9 is heated, the ejector rod 1 pushes the blank to advance along the guide rail 2, in the advancing process, the rotary lubricant spraying device works to coat lubricant on the surface of the blank 9, each group of rotary spraying parts can be independently controlled, each cylinder 5 of each group of rotary spraying parts can also be independently controlled, the speed of the lubricant sprayed by the nozzle 6 is controlled by controlling the existence and the size of air pressure, the coating density of the lubricant can also be controlled by controlling the rotating speed and the rotating angle of the rotating frame 3, and different groups of rotary spraying parts and different cylinders 5 can also be filled with different types of lubricant, so that more complex working conditions are met. The billet 9 is then fed into a die 7 for extrusion forging, during which the ram 1 is also powered. After the bar is extruded and forged, the high-pressure airflow sprayed by the air pressure dephosphorization device 8 is used for dephosphorization.

In the description of the present invention, it should be noted that the terms "center", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.

Claims (5)

1. The utility model provides a bar extrusion emollient rotary spraying device which characterized in that: the device comprises a rotating frame, wherein a guide rail is paved in the rotating frame, and a blank is placed on the guide rail; a mould is arranged at one end of the rotating frame, an ejector rod is arranged at the other end of the rotating frame, and the radial central lines of the ejector rod, the rotating frame and the mould are positioned on the same horizontal virtual straight line; a plurality of cylinder bodies are evenly arranged on the side wall of the rotating frame, and the inner sides of the cylinder bodies are connected with nozzles which are used for spraying lubricant.

2. The bar extrusion lubricant spin coating apparatus of claim 1, wherein: the rotating frame is of a cylindrical structure; the outer side of the rotating frame is in transmission connection with a rubber roller, and the rubber roller is connected with a driving motor; the rubber roller can drive the rotating frame to rotate by 90 degrees or 180 degrees in a reciprocating mode through the driving motor.

3. The bar extrusion lubricant spin coating apparatus of claim 1, wherein: the rotary frame is characterized in that four cylinder bodies are uniformly arranged on the side wall of the rotary frame, the lubricant is held in the cylinder bodies, the cylinder bodies are connected with a pneumatic mechanism, and the pneumatic mechanism is used for spraying the lubricant in the cylinder bodies through nozzles.

4. The bar extrusion lubricant spin coating apparatus of claim 1, wherein: the guide rail comprises two rails with cylindrical structures, the two rails are symmetrically laid on two sides inside the rotating frame, and the rails are located below the ejector rods.

5. The bar extrusion lubricant spin coating apparatus of claim 1, wherein: and one end of the mold, which is far away from the rotating frame, is provided with an air pressure dephosphorization device.

Images