Quenching equipment and method for improving performance of drill bit

Abstract

The quenching equipment comprises a bottom plate, side baffles are fixedly connected to the positions, close to the edges of the two sides, of the top of the bottom plate, and connecting transverse plates are fixedly connected to the positions, close to the edges of the front side and the rear side, between the tops of the outer surfaces of the opposite sides of the two side baffles; first sliding grooves are formed in the positions, close to the centers, of the outer surfaces of the opposite sides of the two connecting transverse plates. The quenching equipment solves the problems that existing quenching equipment is generally heated in a high-temperature furnace and then manually clamped into a quenching pool for quenching through locking pliers, great potential safety hazards exist in the process, the device is inconvenient to effectively use, and the quenching efficiency is low. The problems that in existing calcination, a device needs to be continuously kept at the high temperature for a certain time, then effective quenching forging can be conducted to obtain objects with better performance, existing quenching equipment lacks the needed environment, and the quenching use effect of the device is reduced are solved.

Description

Technical Field

[0001] The invention relates to the technical field of quenching equipment, and in particular to a quenching equipment and method for improving drill bit performance. Background Art

[0002] Quenching equipment and heat treatment process equipment refer to equipment for solution treatment of materials or heat treatment processes with rapid cooling processes. It is mainly divided into medium frequency quenching furnace, high frequency quenching furnace, industrial frequency quenching furnace, CNC quenching machine tool, and integrated quenching machine tool. The quenching equipment itself is mainly composed of three parts: quenching machine tool, medium and high frequency power supply, and cooling device. It transforms the supercooled austenite into martensite or bainite to obtain martensite or bainite structure, and then tempers at different temperatures to greatly improve the strength, hardness, wear resistance, fatigue strength and toughness of the steel, so as to meet the different use requirements of various mechanical parts and tools. Quenching can also be used to meet the special physical and chemical properties of certain special steels such as ferromagnetism and corrosion resistance.

[0003] In the prior art, when the quenching equipment is used, the existing quenching equipment is generally heated in a high-temperature furnace and then manually clamped into a quenching pool with pliers for quenching. There are great safety hazards in this process, making the device inconvenient to use effectively. In the existing calcination, the device needs to be maintained at a high temperature for a certain period of time before it can be effectively quenched and forged into items with better performance. The existing quenching equipment lacks the required environment, which reduces the quenching effect of the device.

[0004] Therefore, we propose a quenching device and method for improving drill bit performance in order to solve the above-mentioned problems. Summary of the invention

[0005] The object of the present invention is to provide a quenching device and method for improving the performance of a drill bit, so as to solve the problem that the existing quenching equipment proposed in the above background technology is generally heated in a high-temperature furnace and then manually clamped into a quenching pool with pliers for quenching. There are great safety hazards in this process, making the device inconvenient to use effectively. In the existing calcination, the device needs to be maintained at a high temperature for a certain period of time before it can be effectively quenched and forged into items with better performance. The existing quenching equipment lacks the required environment, which reduces the use effect of the quenching device.

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a quenching device and method for improving drill bit performance, comprising a base plate, side baffles are fixedly connected to the edges of the top of the base plate near both sides, a connecting cross plate is fixedly connected between the tops of the outer surfaces of the opposite sides of the two side baffles at the edges near the front and rear sides, a first sliding groove is provided near the center of the outer surfaces of the opposite sides of the two connecting cross plates, a sliding plate is slidably connected between the insides of the two first sliding grooves, a buffer block is fixedly connected to the edge of the outer surface of one side of one of the side baffles near the top, a stepper motor is fixedly installed on the top of the buffer block near the center, a threaded rod is fixedly welded to the output shaft of the stepper motor, and the threaded rod is rotatably connected to the other side baffle via a bearing, and the outer surface of the threaded rod is connected to the outer surface of one side of the sliding plate via a threaded penetration.

[0007] Preferably, a fixed top plate is fixedly connected to the bottom of the sliding plate near the center, an electric telescopic rod is fixedly installed to the bottom of the fixed top plate near the center, and a fixed base is fixedly connected to the bottom end of the electric telescopic rod.

[0008] Preferably, a groove is provided near the center of the bottom of the fixed base, and a transmission shaft is rotatably connected to the edges between the inner walls on both sides of the groove through bearings, and a clamping block is fixedly sleeved near the center on the outer surfaces of the two transmission shafts.

[0009] Preferably, an anti-slip plate is fixedly provided on the outer surfaces of the two clamping blocks on one side opposite to each other, and a plurality of anti-slip grooves are equidistantly provided on the outer surfaces of the two anti-slip plates on one side opposite to each other in the vertical direction.

[0010] Preferably, a support frame is fixedly connected to the top of the base plate near the edge of one side, a quenching shield is fixedly connected to the top of the support frame, an opening hole is provided near the center of the top of the quenching shield, a liquid outlet joint is fixedly provided near the center of the bottom of the quenching shield, a liquid inlet pipe is penetrated and connected to the front end of the liquid inlet pipe, a connecting joint is fixedly provided, and a guide pipe is fixedly connected to the rear end of the liquid inlet pipe, and the guide pipes are connected from head to tail.

[0011] Preferably, the outer surface of the guide tube is fixedly connected with multiple injection pressure tubes at equal intervals in the circumferential direction, and an injection head is fixedly provided at one end of each of the multiple injection pressure tubes. An injection nozzle is provided near the center of the outer surface of one side of each of the multiple injection heads. The outer surface of the guide tube is symmetrically fixedly connected with fixing rods near the four corners, and one end of the fixing rod is fixedly welded to the inner surface wall of the quenching protective cover.

[0012] Preferably, four supporting bases are fixedly connected to the top of the bottom plate near the edge of the other side, a calcining box is fixedly connected between the tops of the four supporting bases, a heating furnace is fixedly installed inside the calcining box, and a plurality of baking openings are equidistantly opened in the circumferential direction on the inner surface wall of the heating furnace near the edge of the top.

[0013] Preferably, the top of the calcining box is provided with second sliding grooves near the edges on both sides, and the insides of the two second sliding grooves near the edges on the front and rear sides are slidably connected with sliding blocks, and a top cover plate is fixedly connected between the tops of the two sliding blocks.

[0014] Preferably, buffer circular plates are fixedly connected to the bottom of the base plate near the four corners, and support rods are fixedly connected to the bottom of the four buffer circular plates near the center.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. The tail of the drill bit is clamped by the clamping block. The anti-slip groove on the anti-slip plate makes the clamping block more stable during the clamping process, thereby effectively preventing the drill bit from falling off. Then, the stepper motor is started to drive the threaded rod to rotate, and the threaded rod drives the sliding plate to move inside the first sliding groove, so that the drill bit can move in a horizontal position and then heat up inside the calcining box. The drill bit can be effectively adjusted in the vertical direction through the telescopic effect of the electric telescopic rod, so that the device only needs to be operated on the clamping block during the calcining and quenching process, thereby reducing the safety hazards of the device;

[0017] 2. The calcination effect is carried out inside the calcination box through the heating furnace, the drill bit is continuously heated and roasted through the baking port, and the sliding block slides inside the second sliding groove, so that the top cover plate is easy to move. When the device is roasting, it is sealed by the top cover plate to maintain the temperature inside the calcination box and reduce the loss of residual temperature, so that the calcination effect is better and the calcination effect of the device is improved;

[0018] 3. After calcining for a certain period of time inside the calcining box, the drill bit is moved to the inside of the quenching protective cover through the clamping block and placed at the center of the guide tube. Then, the water pipe joint is connected through the connecting joint so that the inside of the guide tube can be filled with water liquid, which is effectively pressurized and sprayed out through the injection pressure pipe. The injection nozzle on the injection head is used to concentrate the injection to quench the drill bit, so that the drill bit is cooled instantly, so that the drill bit can be quenched all around, so that the device is easy to use effectively and the quenching effect of the device is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the main perspective structure of a quenching device and method for improving drill bit performance according to the present invention;

[0020] Figure 2 It is a side view stereoscopic structural schematic diagram of a quenching device and method for improving drill bit performance of the present invention;

[0021] Figure 3 It is a top view of a three-dimensional structure schematic diagram of a quenching device and method for improving drill bit performance according to the present invention;

[0022] Figure 4 It is a three-dimensional diagram of the structure of the calcining box part of a quenching device and method for improving the performance of a drill bit of the present invention;

[0023] Figure 5 This is a perspective view of the main structure of the guide tube portion of a quenching device and method for improving drill bit performance of the present invention;

[0024] Figure 6 A side structural stereogram of a guide tube portion of a quenching device and method for improving drill bit performance according to the present invention;

[0025] Figure 7 The present invention is a quenching device and method for improving drill bit performance Figure 2 Schematic diagram of the structure at A in the middle;

[0026] Figure 8 The present invention is a quenching device and method for improving drill bit performance Figure 4 Schematic diagram of the structure at point B in the middle.

[0027] In the figure:

[0028] 1. Bottom plate; 2. Side baffle; 3. Connecting cross plate; 4. First sliding groove; 5. Buffer block; 6. Stepping motor; 7. Threaded rod; 8. Sliding plate; 9. Fixed top plate; 10. Electric telescopic rod; 11. Fixed base; 12. Groove; 13. Transmission shaft; 14. Clamping block; 15. Anti-slip plate; 16. Anti-slip groove; 17. Support frame; 18. Quenching protective cover; 19. Liquid inlet pipe; 20. Connecting joint; 21. Guide pipe; 22. Fixed rod; 23. Injection pressure pipe; 24. Injection head; 25. Injection nozzle; 26. Support base; 27. Calcination box; 28. Heating furnace; 29. ​​Baking port; 30. Second sliding groove; 31. Sliding block; 32. Top cover plate; 33. Buffer circular plate; 34. Support rod; 35. Liquid outlet joint; 36. Opening hole. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the implementation regulations described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] See also Figure 1-8 The present invention provides a technical solution: a quenching device and method for improving the performance of a drill bit, comprising a bottom plate 1, a side baffle plate 2 is fixedly connected to the edges of the top of the bottom plate 1 near both sides, a connecting cross plate 3 is fixedly connected between the tops of the outer surfaces of the opposite sides of the two side baffle plates 2 near the edges of the front and rear sides, a first sliding groove 4 is opened near the center of the outer surfaces of the opposite sides of the two connecting cross plates 3, a sliding plate 8 is slidably connected between the insides of the two first sliding grooves 4, a buffer block 5 is fixedly connected to the edge of the outer surface of one side of one side baffle plate 2 near the top, and the buffer block 5 is fixed to make The stepper motor 6 can reduce vibration and improve work efficiency when working. The stepper motor 6 is fixedly installed near the center of the top of the buffer block 5. The output shaft of the stepper motor 6 is fixedly welded with a threaded rod 7, and the threaded rod 7 is rotatably connected to the other side baffle 2 through a bearing, and the outer surface of the threaded rod 7 is connected to the outer surface of one side of the sliding plate 8 through a thread. The stepper motor 6 is started to drive the threaded rod 7 to rotate, and the threaded rod 7 drives the sliding plate 8 to move inside the first sliding groove 4, so that the drill bit can move in a horizontal position.

[0031] The bottom of the sliding plate 8 is fixedly connected to a fixed top plate 9 near the center, the bottom of the fixed top plate 9 is fixedly installed with an electric telescopic rod 10 near the center, and the bottom end of the electric telescopic rod 10 is fixedly connected to a fixed base 11. Through the telescopic effect of the electric telescopic rod 10, the drill bit can be effectively adjusted in the vertical direction.

[0032] A groove 12 is provided near the center of the bottom of the fixed base 11, and a transmission shaft 13 is rotatably connected to the edges of the inner walls on both sides of the groove 12 through bearings. A clamping block 14 is fixedly sleeved near the center on the outer surfaces of the two transmission shafts 13. The clamping block 14 is rotated by the transmission shaft 13, so that it is easy to tighten and loosen the clamping block 14, making it easy to control the device during clamping.

[0033] An anti-skid plate 15 is fixedly provided on the outer surface of the opposite side of the two clamping blocks 14, and a plurality of anti-skid grooves 16 are equidistantly provided on the outer surface of the opposite side of the two anti-skid plates 15 in the vertical direction. The tail of the drill bit is clamped by the clamping block 14, and the anti-skid grooves 16 on the anti-skid plate 15 make the clamping block 14 more stable during the clamping process, thereby effectively preventing the drill bit from falling off.

[0034] A support frame 17 is fixedly connected to the edge of one side of the top of the base plate 1, and a quenching protective cover 18 is fixedly connected to the top of the support frame 17. An opening hole 36 is provided near the center of the top of the quenching protective cover 18, and the drill bit is conveniently inserted through the opening hole 36. A liquid outlet joint 35 is fixedly provided near the center of the bottom of the quenching protective cover 18, and the water liquid can be effectively recycled through the liquid outlet joint 35. A liquid inlet pipe 19 is connected through the front outer surface of the quenching protective cover 18, and a connecting joint 20 is fixedly provided at the front end of the liquid inlet pipe 19. A guide pipe 21 is fixedly connected to the rear end of the liquid inlet pipe 19, and the guide pipe 21 is connected at its head and tail. The water pipe joint is connected through the connecting joint 20, so that the inside of the guide pipe 21 can be filled with water liquid, which is effectively pressurized and sprayed out through the injection pressure pipe 23.

[0035] The outer surface of the guide tube 21 is fixedly connected with multiple injection pressure tubes 23 at equal intervals in the circumferential direction, and one end of each of the multiple injection pressure tubes 23 is fixedly provided with an injection head 24, and one side of the outer surface of each of the multiple injection heads 24 is provided with an injection nozzle 25 near the center. The outer surface of the guide tube 21 is symmetrically fixedly connected with a fixing rod 22 near the four corners, and one end of the fixing rod 22 is fixedly welded to the inner surface wall of the quenching protective cover 18, and the injection nozzle 25 on the injection head 24 is used to concentrate the injection to quench the drill bit, so that the drill bit is cooled instantly, so that the drill bit can be quenched all around.

[0036] Four supporting bases 26 are fixedly connected to the top of the base plate 1 near the edge of the other side, a calcining box 27 is fixedly connected between the tops of the four supporting bases 26, a heating furnace 28 is fixedly installed inside the calcining box 27, and a plurality of baking openings 29 are equidistantly opened along the circumferential direction on the inner surface wall of the heating furnace 28 near the edge of the top. The calcination effect is performed inside the calcining box 27 by the heating furnace 28, and the drill bit is continuously heated and roasted through the baking openings 29.

[0037] Second sliding grooves 30 are provided at the top of the calcining box 27 near the edges on both sides, and sliding blocks 31 are slidably connected to the edges near the front and rear sides of the two second sliding grooves 30, and a top cover plate 32 is fixedly connected between the tops of the two sliding blocks 31. The sliding blocks 31 slide inside the second sliding grooves 30, so that the top cover plate 32 is easy to move. When the device is roasting, it is sealed by the top cover plate 32 to maintain the temperature inside the calcining box 27 and reduce the loss of residual heat.

[0038] The bottom of the base plate 1 is fixedly connected with buffer circular plates 33 near the four corners, and the bottom of the four buffer circular plates 33 is fixedly connected with support rods 34 near the center. By fixing the buffer circular plates 33, the support rods 34 can effectively reduce pressure when providing support.

[0039] The working principle of this embodiment is as follows: when the device is used, the tail of the drill bit is first clamped by the clamping block 14, and the anti-slip groove 16 on the anti-slip plate 15 is set to make the clamping block 14 more stable during the clamping process, thereby effectively preventing the drill bit from falling off, and then the stepping motor 6 is started, so that the stepping motor 6 drives the threaded rod 7 to rotate, and the threaded rod 7 drives the sliding plate 8 to move inside the first sliding groove 4, so that the drill bit can move in a horizontal position, and then heat the inside of the calcining box 27, and the drill bit can be effectively adjusted in the vertical direction through the telescopic effect of the electric telescopic rod 10, so that the device only needs to be operated on the clamping block 14 during the calcining and quenching process, thereby reducing the safety hazards of the device, so that the device does not need manual operation during the entire calcining process, so that the device is easy to use effectively, and further rotated by the transmission shaft 13, so that the clamping block 14 is easy to tighten and loosen, so that the device is easy to control during clamping;

[0040] according to Figure 4 and Figure 8 As shown, the heating furnace 28 is used to perform calcination in the calcination box 27, the drill bit is continuously heated and roasted through the roasting port 29, and the sliding block 31 is slid in the second sliding groove 30, so that the top cover plate 32 is easy to move. When the device is roasting, the top cover plate 32 is used to seal the top cover plate 32, so that the temperature inside the calcination box 27 is maintained, and the loss of residual temperature is reduced, so that the calcination effect is better, and the calcination effect of the device is improved;

[0041] according to Figure 5-6 and Figure 8As shown, after the drill bit is calcined for a certain period of time inside the calcination box 27, the drill bit is moved to the inside of the quenching protective cover 18 by the clamping block 14, and is placed at the center of the guide tube 21. Subsequently, the water pipe joint is connected through the connecting joint 20, so that the inside of the guide tube 21 can be filled with water liquid, and the water liquid is effectively pressurized and sprayed out through the injection pressure pipe 23. This injection pressure pipe 23 imitates the existing pressure gun nozzle for existing technology and is not explained in detail. The injection nozzle 25 on the injection head 24 is used to concentrate the injection to quench the drill bit, so that the drill bit is cooled instantly, so that the drill bit can be quenched all around, so that the device is easy to use effectively and the quenching effect of the device is improved.

[0042] In this technical solution, the stepper motor 6, the electric telescopic rod 10 and the transmission shaft 13 are all existing technologies and will not be elaborated in detail here.

[0043] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A quenching device and method for improving drill bit performance, comprising a base plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected to the edges near both sides; the tops of the outer surfaces of the opposite sides of the two side baffles (2) are fixedly connected to the connecting transverse plate (3) near the edges of the front and rear sides; the outer surfaces of the opposite sides of the two connecting transverse plates (3) are provided with a first sliding groove (4) near the center; a sliding plate (8) is slidably connected between the insides of the two first sliding grooves (4); a buffer block (5) is fixedly connected to the edge of the outer surface of one side of the side baffle (2) near the top; a stepping motor (6) is fixedly installed on the top of the buffer block (5) near the center; a threaded rod (7) is fixedly welded to the output shaft of the stepping motor (6); the threaded rod (7) is rotatably connected to the other side baffle (2) via a bearing; and the outer surface of the threaded rod (7) is connected to the outer surface of one side of the sliding plate (8) via a threaded penetration.

2. A quenching device and method for improving drill bit performance according to claim 1, characterized in that: A fixed top plate (9) is fixedly connected to the bottom of the sliding plate (8) near the center, an electric telescopic rod (10) is fixedly installed to the bottom of the fixed top plate (9) near the center, and a fixed base (11) is fixedly connected to the bottom end of the electric telescopic rod (10).

3. A quenching device and method for improving drill bit performance according to claim 2, characterized in that: A groove (12) is provided at the bottom of the fixed base (11) near the center, and a transmission shaft (13) is rotatably connected to the edges of the inner walls on both sides of the groove (12) through bearings, and a clamping block (14) is fixedly sleeved on the outer surfaces of the two transmission shafts (13) near the center.

4. A quenching device and method for improving drill bit performance according to claim 3, characterized in that: An anti-slip plate (15) is fixedly provided on the outer surfaces of the opposite sides of the two clamping blocks (14), and a plurality of anti-slip grooves (16) are equidistantly provided on the outer surfaces of the opposite sides of the two anti-slip plates (15) along the vertical direction.

5. A quenching device and method for improving drill bit performance according to claim 1, characterized in that: A support frame (17) is fixedly connected to the edge of one side of the top of the bottom plate (1), a quenching protection cover (18) is fixedly connected to the top of the support frame (17), an opening hole (36) is provided at the top of the quenching protection cover (18) near the center, a liquid outlet joint (35) is fixedly provided at the bottom of the quenching protection cover (18) near the center, a liquid inlet pipe (19) is connected through the front outer surface of the quenching protection cover (18), a connecting joint (20) is fixedly provided at the front end of the liquid inlet pipe (19), and a guide pipe (21) is fixedly connected to the rear end of the liquid inlet pipe (19), and the guide pipe (21) is connected at both ends.

6. A quenching device and method for improving drill bit performance according to claim 5, characterized in that: The outer surface of the guide tube (21) is fixedly connected to a plurality of injection pressure tubes (23) at equal intervals in the circumferential direction, one end of each of the plurality of injection pressure tubes (23) is fixedly provided with an injection head (24), and one side of the outer surface of each of the plurality of injection heads (24) is provided with an injection nozzle (25) near the center, and the outer surface of the guide tube (21) is symmetrically fixedly connected to a fixing rod (22) near four corners, and one end of the fixing rod (22) is fixedly welded to the inner surface wall of the quenching protective cover (18).

7. A quenching device and method for improving drill bit performance according to claim 1, characterized in that: Four support bases (26) are fixedly connected to the top of the bottom plate (1) near the edge of the other side, a calcination box (27) is fixedly connected between the tops of the four support bases (26), a heating furnace (28) is fixedly installed inside the calcination box (27), and a plurality of baking openings (29) are equidistantly provided on the inner wall of the heating furnace (28) near the edge of the top along the circumferential direction.

8. A quenching device and method for improving drill bit performance according to claim 7, characterized in that: The top of the calcining box (27) is provided with second sliding grooves (30) near the edges on both sides, and the insides of the two second sliding grooves (30) are slidably connected with sliding blocks (31) near the edges on the front and rear sides, and a top cover plate (32) is fixedly connected between the tops of the two sliding blocks (31).

9. A quenching device and method for improving drill bit performance according to claim 1, characterized in that: The bottom of the base plate (1) is fixedly connected to buffer circular plates (33) near the four corners, and the bottoms of the four buffer circular plates (33) are fixedly connected to support rods (34) near the center.

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