Quenching and tempering spraying device for low-carbon steel spring steel wire production

Abstract

The utility model relates to the technical field of spring steel wire processing, and discloses a quenching and tempering spraying device for low-carbon steel spring steel wire production, which comprises a box body, sealing doors are hinged to the left side and the right side of the box body, and a transmission block is mounted in the middle of the top of a mounting table through a bearing; and the motor is arranged on the right side of the mounting table through a foot stool, a rotor of the motor is coaxially connected with a lead screw, first spraying frames are arranged on the tops of bottom blocks, and the front side and the rear side of the top of a transmission block are connected with hinge rods through bearings. According to the quenching and tempering spraying device for production of the low-carbon steel spring steel wire, a motor drives a lead screw to rotate, so that a main sliding block can be driven to move left and right, a mounting plate and a bottom block can move left and right in a reciprocating mode under the cooperation of a hinge rod, and then the spring steel wire can shake during spraying; shaking can help to break a boundary layer on the surface of the steel wire, so that a cooling medium can permeate into the steel wire more easily, and a more uniform cooling effect is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to spring steel wire processing technical field, concretely is a kind of low carbon steel spring steel wire production quenching and tempering spraying device. BACKGROUND

[0002] Low carbon steel spring steel wire is a kind of metal wire, mainly made of low carbon steel, with good elasticity and certain strength. It is usually used to make dynamic spring working in medium and high stress state, and other application occasions requiring high elastic limit and good toughness index. The characteristics of low carbon steel spring steel wire are relatively low plasticity, but strong elasticity, and also have certain stress resistance, good corrosion resistance and heat resistance, and spring steel wire quenching and tempering spraying device is specially used for the equipment in the process of spring steel wire heat treatment, which uniformly and quickly cools the steel wire by controlling cooling medium (usually water) to achieve the purpose of quenching.

[0003] Common spring steel wire production quenching and tempering spraying device includes box, spray head and bearing plate, when using, by placing spring steel wire on the surface of bearing plate, then the surface of spring steel wire is sprayed by spray head, but this way, because spring steel wire is in static state when being sprayed, the liquid of spraying cannot break the boundary layer on the surface of steel wire, so that the cooling medium cannot penetrate into the inside of steel wire, thereby reducing the cooling effect, cannot meet the working requirements of spring steel wire processing, therefore, a kind of low carbon steel spring steel wire production quenching and tempering spraying device is proposed. UTILITY MODEL CONTENTS

[0004] (I) technical problem solved

[0005] In view of the deficiencies of prior art, the utility model provides a kind of low carbon steel spring steel wire production quenching and tempering spraying device to solve the technical problem that the liquid of spraying cannot break the boundary layer on the surface of steel wire, thereby reducing the cooling effect because spring steel wire is in static state when being sprayed.

[0006] (II) technical scheme

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of low carbon steel spring steel wire production quenching and tempering spraying device, comprising:

[0008] Box, the left and right sides of the box are hinged with sealing door, the left and right sides of the inner chamber of the box are installed with connecting plate, the inner end of the connecting plate is connected with mounting table, the top middle position of the mounting table is installed with transmission block by bearing;

[0009] The motor is arranged on the right side of the mounting table through the support, the right upper corner and the left lower corner of the inner portion of the mounting table are provided with main sliding grooves, the rotor of the motor penetrates the inner portion of the corresponding side main sliding groove, and the rotor of the motor is coaxially connected with a lead screw;

[0010] The main sliding blocks are inserted into the inner portions of the main sliding grooves, the top portions of the main sliding blocks are connected with mounting plates, the top portions of the mounting plates are provided with bottom blocks, the top portions of the bottom blocks are provided with first spraying frames, the top portions of the transmission blocks are provided with hinged rods through bearings on the front and rear sides, the outer ends of the hinged rods are connected with the top portions of the mounting plates through bearings at the corresponding positions, the inner cavity of the box body is provided with a second sieve plate at the lower portion, and the top portions of the box body are provided with air holes on the left and right sides.

[0011] Preferably, the lead screw penetrates the inner portions of the corresponding main sliding blocks, and the inner ends of the lead screw are connected with the inner cavities of the corresponding main sliding grooves at the corresponding positions through ball bearings, so that the stability of the lead screw during rotation is improved.

[0012] Preferably, the outer sides of the first spraying frames are provided with second spraying frames, and the top portions of the box body are provided with spraying heads at the positions corresponding to the first spraying frames and the second spraying frames, so that spraying is facilitated.

[0013] Preferably, the top left corner and the right lower corner of the top portion of the mounting table are provided with auxiliary sliding grooves, the inner portions of the auxiliary sliding grooves are inserted with auxiliary sliding blocks, and the top ends of the auxiliary sliding blocks are connected with the bottom portions of the second spraying frames at the corresponding positions, so that the stability of the second spraying frame during movement is improved.

[0014] Preferably, the inner cavities of the first spraying frame and the second spraying frame are inserted with first sieve plates at the middle portions, the inner cavities of the first spraying frame and the second spraying frame are provided with through grooves at the bottom portions, and the top surfaces of the through grooves are inclined, so that water drainage is facilitated.

[0015] Preferably, the inner cavity of the box body is inserted with plug rods at the positions on the front and rear sides of the second sieve plate at the lower portion, the right inner portions of the plug rods are connected with scrapers, and the left inner portions of the plug rods are connected with handles, so that the movement of the plug plate and the scraper can be pulled through the handle, and thus the impurities on the surface of the second sieve plate can be cleaned.

[0016] (Three) beneficial effects

[0017] Compared with the prior art, the low-carbon steel spring steel wire production quenching and tempering spraying device has the following beneficial effects:

[0018] The low-carbon spring steel wire production quenching and tempering spraying device drives the rotation of the lead screw through the motor, thereby driving the left and right movement of the main sliding block, so that the mounting plate and the bottom block reciprocate left and right under the cooperation of the hinged rod, and the spring steel wire is shaken during spraying, which can help break the boundary layer on the surface of the steel wire, so that the cooling medium can penetrate into the steel wire more easily, thereby realizing more uniform cooling effect, and through the shaking, the contact area of the steel wire surface and the cooling medium can be increased, the heat transfer is accelerated, the quenching efficiency is improved, and the uniform cooling can help reduce the quenching stress caused by temperature difference, reduce the risk of quenching cracking, improve the mechanical properties and reliability of the product, and the shaking can reduce the oxidation and scaling on the surface of the steel wire, which helps to obtain better surface quality and improve the use quality of the spring steel wire production quenching and tempering spraying device. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structure schematic view of the utility model;

[0020] Figure 2 It is a structure schematic view of the utility model box longitudinal section;

[0021] Figure 3 It is a structure schematic view of the utility model mounting table top;

[0022] Figure 4 It is a structure schematic view of the utility model main sliding groove section;

[0023] Figure 5 It is a structure schematic view of the utility model auxiliary sliding groove and auxiliary sliding block;

[0024] Figure 6 It is a structure schematic view of the utility model second spraying frame section;

[0025] Figure 7 It is a structure schematic view of the utility model box transverse section.

[0026] In the drawing: 1, box; 2, sealing door; 3, connecting plate; 4, mounting table; 5, transmission block; 6, motor; 7, main sliding groove; 8, main sliding block; 9, lead screw; 10, mounting plate; 11, bottom block; 12, first spraying frame; 13, hinged rod; 14, second spraying frame; 15, auxiliary sliding groove; 16, auxiliary sliding block; 17, first sieve plate; 18, through groove; 19, second sieve plate; 20, insertion rod; 21, scraper; 22, air hole; 23, spraying head. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present utility model.

[0028] The utility model provides a technical scheme, a low carbon steel spring steel wire production quenching and tempering spraying device, including box 1, sealing door 2, connecting plate 3, installation platform 4, transmission block 5, motor 6, main runner 7, main sliding block 8, lead screw 9, mounting plate 10, bottom block 11, first spraying frame 12, hinged rod 13, second spraying frame 14, sub runner 15, sub sliding block 16, first sieve plate 17, through slot 18, second sieve plate 19, plug rod 20, scraper 21, air hole 22 and spraying head 23:

[0029] Please refer to Figure 1 , the left and right sides of box 1 are hinged with sealing door 2, please refer to Figure 2 , the left and right sides of the inner cavity of box 1 are provided with connecting plate 3, please refer to Figure 3 , the inner end of connecting plate 3 is connected with installation platform 4, and the top middle position of installation platform 4 is provided with transmission block 5 through bearing;

[0030] Please refer to Figure 4 , motor 6 is installed on the right side of installation platform 4 through foot support, and the right upper corner and left lower corner in the inside of installation platform 4 are provided with main runner 7, the rotor of motor 6 penetrates the inside of the main runner 7 of the corresponding side, and the rotor of motor 6 is coaxially connected with lead screw 9;

[0031] Main sliding block 8 is inserted in the inside of main runner 7, the top of main sliding block 8 is connected with mounting plate 10, the top of mounting plate 10 is provided with bottom block 11, the top of bottom block 11 is provided with first spraying frame 12, the top of transmission block 5 is connected with hinged rod 13 through bearing on the front and back sides, and the outer end of hinged rod 13 is connected with the top of mounting plate 10 through bearing at the corresponding position, please refer to Figure 2 , the inner cavity of box 1 is provided with second sieve plate 19 in the lower part, please refer to Figure 1 , the top of box 1 is provided with air hole 22 on the left and right sides, please refer to Figure 4The inner end of the lead screw 9 is connected with the corresponding position of the inner cavity of the main sliding groove 7 on the corresponding side through a ball bearing. The outer side of the first spraying frame 12 is installed with a second spraying frame 14. The top of the box body 1 is installed with a spraying head 23 at the corresponding position of the first spraying frame 12 and the second spraying frame 14. The rotation of the lead screw 9 driven by the motor 6 can drive the left and right movement of the main sliding block 8, so that the mounting plate 10 and the bottom block 11 can reciprocate left and right under the cooperation of the hinged rod 13, and then the spring steel wire can be shaken during spraying. The shaking can help break the boundary layer on the surface of the steel wire, so that the cooling medium can penetrate into the steel wire more easily, thereby realizing more uniform cooling effect. Through the shaking, the contact area of the steel wire surface and the cooling medium can be increased, the heat transfer can be accelerated, the quenching efficiency can be improved, the uniform cooling can help reduce the quenching stress caused by temperature difference, reduce the risk of quenching cracking, improve the mechanical properties and reliability of the product, and the shaking can reduce the oxidation and scaling on the surface of the steel wire, which is helpful to obtain better surface quality and improve the use quality of the spring steel wire production quenching and tempering spraying device.

[0032] Please refer to Figure 5 The top left corner and the right bottom corner of the mounting table 4 are provided with a secondary sliding groove 15. The secondary sliding groove 15 is provided with a secondary sliding block 16. The top end of the secondary sliding block 16 is connected with the bottom of the second spraying frame 14 at the corresponding position. Please refer to Figure 6 The inner cavity of the first spraying frame 12 and the second spraying frame 14 is provided with a first sieve plate 17. The inner cavity of the first spraying frame 12 and the second spraying frame 14 is provided with a through groove 18. The top surface of the through groove 18 is inclined. Please refer to Figure 7 The inner cavity of the box body 1 is provided with an insertion rod 20 at the position between the front and rear sides of the second sieve plate 19. The right side of the insertion rod 20 is connected with a scraper 21. The left side of the insertion rod 20 is connected with a handle.

[0033] The rotation of the lead screw 9 driven by the motor 6 can drive the left and right movement of the main sliding block 8, so that the mounting plate 10 and the bottom block 11 can reciprocate left and right under the cooperation of the hinged rod 13, and then the spring steel wire can be shaken during spraying. The shaking can help break the boundary layer on the surface of the steel wire, so that the cooling medium can penetrate into the steel wire more easily, thereby realizing more uniform cooling effect. Through the shaking, the contact area of the steel wire surface and the cooling medium can be increased, the heat transfer can be accelerated, the quenching efficiency can be improved, the uniform cooling can help reduce the quenching stress caused by temperature difference, reduce the risk of quenching cracking, improve the mechanical properties and reliability of the product, and the shaking can reduce the oxidation and scaling on the surface of the steel wire, which is helpful to obtain better surface quality and improve the use quality of the spring steel wire production quenching and tempering spraying device.

[0034] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0035] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A low carbon spring steel wire production quench and temper spray device characterized by, Include: Box (1), both sides of the box (1) are hinged with sealed door (2), the inner cavity of the box (1) is installed with connecting plate (3) on both sides, the inner end of the connecting plate (3) is connected with mounting table (4), the top middle position of the mounting table (4) is installed with transmission block (5) through bearing; Motor (6) is installed on the right side of the mounting table (4) through the foot support, the right upper corner and the left lower corner of the inside of the mounting table (4) are provided with main sliding groove (7), the rotor of the motor (6) penetrates the inside of the main sliding groove (7) of the corresponding side, and the rotor of the motor (6) is connected with lead screw (9) coaxially; Main sliding block (8) is inserted into the inside of the main sliding groove (7), the top of the main sliding block (8) is connected with mounting plate (10), the top of the mounting plate (10) is installed with bottom block (11), the top of the bottom block (11) is installed with first spraying frame (12), the top of the transmission block (5) is connected with hinged rod (13) through bearing on both sides, and the outer end of the hinged rod (13) is connected with the top of the mounting plate (10) through bearing, the inside of the box (1) is installed with second sieve plate (19), and the top of the box (1) is provided with air hole (22) on both sides.

2. A quench and temper spray device for the production of low carbon spring steel wire according to claim 1, characterized in that: The lead screw (9) penetrates the inside of the corresponding main sliding block (8), and the inner end of the lead screw (9) is connected with the corresponding position of the inner cavity of the main sliding groove (7) through the ball bearing.

3. A quench and temper spray device for producing low carbon spring steel wire as claimed in claim 1, wherein: The outer side of the first spraying frame (12) is installed with second spraying frame (14), and the top of the box (1) is installed with spraying head (23) at the position corresponding to the first spraying frame (12) and the second spraying frame (14).

4. A quench and temper spray device for the production of low carbon spring steel wire according to claim 3, characterized in that: The top left corner and the right corner of the mounting table (4) are provided with auxiliary sliding groove (15), the inside of the auxiliary sliding groove (15) is inserted with auxiliary sliding block (16), and the top end of the auxiliary sliding block (16) is connected with the corresponding position of the bottom of the second spraying frame (14).

5. A quench and temper spray device for the production of low carbon spring steel wire according to claim 4, characterized in that: The inner cavity of the first spraying frame (12) and the second spraying frame (14) is inserted with first sieve plate (17) in the middle, and the inner cavity of the first spraying frame (12) and the second spraying frame (14) is provided with through groove (18) at the bottom, and the top surface of the through groove (18) is inclined.

6. A quench and temper spray device for the production of low carbon spring steel wire according to claim 1, characterized in that: The inside of the box (1) is inserted with plug rod (20) at the position of the second sieve plate (19) on both sides, the right side of the plug rod (20) is connected with scraper (21) inside, and the left side of the plug rod (20) is connected with handle.

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