Steel powder recovery device for gear steel cutting

Abstract

The utility model is suitable for the technical field of gear steel machining, and provides a gear steel cutting steel powder recovery device which comprises a recovery box body, a negative pressure assembly and a magnetic attraction assembly. The negative pressure assembly comprises a motor, the output end of the motor is connected with a transmission shaft, the outer wall face of the transmission shaft is fixedly connected with a crankshaft connecting rod, the end face of the transmission shaft is connected with a fixed fan, and the outer wall face of the crankshaft connecting rod is provided with a pushing block. According to the gear steel cutting device, steel powder generated during gear steel cutting is adsorbed through negative pressure, large particle impurities are filtered and separated and prevented from being mixed with the steel powder, dust in air can be filtered through a filter element, and the dust is prevented from drifting away; through the arrangement of the magnetic attraction assembly, when the steel powder flows in a negative-pressure attraction mode, the steel powder is attracted through the acting force of strong magnetism, and therefore impurity removal can be conducted on the steel powder again, the number of impurities recycled from the steel powder is small, and subsequent machining treatment is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of gear steel processing, in particular to a steel powder recovery device for gear steel cutting. Background Art

[0002] Gear steel is a general term for steels that can be used to process and manufacture gears. Generally, there are low-carbon steels such as 20# steel, low-carbon alloy steels such as 20Cr, 20CrMnTi, etc., medium-carbon steels: 35# steel, 45# steel, etc., medium-carbon alloy steels: 40Cr, 42CrMo, 35CrMo, etc., all of which can be called gear steels. These steels usually have good strength, hardness and toughness after heat treatment according to the requirements of use, or have good wear resistance on the surface and good toughness and impact resistance inside. Gear steel is a type of steel used to manufacture gears and related components. It usually has good mechanical properties and heat treatment properties. This type of steel plays a key role in mechanical transmission and is widely used in automobiles, aviation, mechanical equipment and other fields. A large amount of steel powder will be generated during the cutting and processing of gear steel.

[0003] The gear steel in the existing technology has high tensile strength and yield strength, and can withstand large loads and impact forces. The steel powder generated by cutting can be recycled and reused.

[0004] The steel powder generated by gear steel cutting is adsorbed by negative pressure and filtered to separate and recover the steel powder. This easily leaves impurities in the recovered steel powder, which is not conducive to the reprocessing and utilization of the steel powder. Utility Model Content

[0005] The purpose of the utility model is to provide a steel powder recovery device for gear steel cutting, aiming to solve the problem that impurities easily remain in the recovered steel powder, which is not conducive to the reuse of the steel powder, by negative pressure adsorption of the steel powder generated by gear steel cutting and filtering and separating the recovered steel powder.

[0006] The utility model is realized in this way: a steel powder recovery device for gear steel cutting, the device comprises a recovery box, a negative pressure component and a magnetic attraction component; the negative pressure component comprises a motor, the output end of the motor is connected to a transmission shaft, the outer wall surface of the transmission shaft is fixedly connected to a crankshaft connecting rod, the end surface of the transmission shaft is fixedly connected to a fixed fan, a pushing block is installed on the outer wall surface of the crankshaft connecting rod, the inner wall surface of the recovery box is fixedly connected to a collecting hopper, the lower end surface of the collecting hopper is fixedly connected to a conveying pipe, the outer wall surface of the conveying pipe is rotatably connected to a filter element, the inner wall surface of the recovery box away from the upper end of the collecting hopper is rotatably connected to a filter plate, the magnetic attraction component comprises a storage box, the storage box The inner wall surface is fixedly connected to an electromagnet structure, the end face of the electromagnet structure is fixedly connected to a soft magnetic plate structure, the outer wall surface of the soft magnetic plate structure is fixedly connected to the recovery box, the inner wall surface of the recovery box close to the collecting hopper is fixedly connected to a first fixed plate, the first fixed plate is T-shaped, the outer wall surface of the first fixed plate is provided with a fixed hole for moving the crankshaft connecting rod, the upper end face of the first fixed plate is fixedly connected to the second fixed plate, the shape of the second fixed plate is triangular, the inner wall surface of the first fixed plate is provided with a receiving hole groove, the outer wall surface of the limiting plate is slidably connected to the first fixed plate through the receiving hole groove, and the end face of the limiting plate is fixedly connected to the filter plate.

[0007] Preferably, a first sealing plate is connected to the end face of the recovery box, a second sealing plate is connected to the outer wall face of the recovery box, the outer walls of the first sealing plate and the second sealing plate are both provided with handle grooves for disassembly, an exhaust hole for discharging air is provided at the free end of the recovery box, and the upper end face of the recovery box is fixedly connected to a recovery pipe for air intake.

[0008] Preferably, the inner wall surface of the recovery box close to the filter plate is fixedly connected to a first protective plate, the outer wall surface of the filter plate is slidingly connected to the two groups of the first protective plates, and the side wall surface of the recovery box is fixedly connected to a second protective plate.

[0009] Preferably, the motor is fixedly mounted on the end face of the recycling box, the end face of the storage box is fixedly connected to the recycling box, the end face of the filter plate is provided with filter holes, and the inclination angle of the two groups of soft magnetic plate structures is sixty degrees.

[0010] Preferably, the inner wall surface of the recovery box body close to the first fixed plate is fixedly connected to a support plate, the inner wall surface of the support plate is provided with a limiting sliding groove, and the outer wall surface of the pushing block is slidably connected to the support plate through the limiting sliding groove.

[0011] The utility model provides a steel powder recovery device for gear steel cutting. The device, through the arrangement of a negative pressure component, a collecting hopper, a conveying pipe, a filter core and a filter plate, can achieve the adsorption of steel powder generated during gear steel cutting by negative pressure, and filter and separate large particulate impurities to avoid mixing with the steel powder. The filter core can also filter and process dust in the air to prevent dust from floating. The magnetic attraction component is arranged to achieve the adsorption of steel powder under negative pressure and the adsorption of steel powder by the strong magnetic force when the steel powder flows, so that the steel powder can be removed again, so that the impurities in the recovered steel powder are less, which is convenient for subsequent processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 A three-dimensional schematic diagram of a steel powder recovery device for gear steel cutting provided by an embodiment of the present utility model;

[0013] Figure 2 A front perspective view of a steel powder recovery device for gear steel cutting provided by an embodiment of the present utility model;

[0014] Figure 3 A top view of a steel powder recovery device for gear steel cutting provided by an embodiment of the present utility model;

[0015] Figure 4 A front cross-sectional view of a steel powder recovery device for gear steel cutting provided by an embodiment of the present utility model;

[0016] Figure 5 A top sectional view of a portion of a magnetic component of a steel powder recovery device for gear steel cutting provided in an embodiment of the present invention.

[0017] In the accompanying drawings: 1. Recovery box; 11. Recovery pipe; 12. First protective plate; 13. Second protective plate; 14. First fixed plate; 15. Fixed hole; 16. Storage hole groove; 17. Limit plate; 18. Second fixed plate; 101. First sealing plate; 102. Second sealing plate; 103. Exhaust hole; 2. Negative pressure component; 21. Motor; 22. Drive shaft; 23. Crankshaft connecting rod; 24. Fixed fan; 25. Push block; 3. Collecting hopper; 4. Conveying pipe; 5. Filter element; 6. Filter plate; 7. Magnetic suction component; 71. Storage box; 72. Electromagnet structure; 73. Soft magnetic plate structure; 8. Support plate. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0019] The specific implementation of the present invention is described in detail below with reference to specific embodiments.

[0020] like Figures 1 to 5 As shown, a steel powder recovery device for gear steel cutting is provided by an embodiment of the present invention, the device includes a recovery box 1, a negative pressure component 2 and a magnetic attraction component 7; the negative pressure component 2 includes a motor 21, the output end of the motor 21 is connected to a transmission shaft 22, the outer wall surface of the transmission shaft 22 is fixedly connected to a crankshaft connecting rod 23, the end surface of the transmission shaft 22 is fixedly connected to a fixed fan 24, the outer wall surface of the crankshaft connecting rod 23 is installed with a pushing block 25, the inner wall surface of the recovery box 1 is fixedly connected to a collecting hopper 3, the lower end surface of the collecting hopper 3 is fixedly connected to a conveying pipe 4, the outer wall surface of the conveying pipe 4 is rotatably connected to a filter element 5, the inner wall surface of the recovery box 1 away from the upper end of the collecting hopper 3 is rotatably connected to a filter plate 6, the magnetic attraction component 7 includes a storage box 71, the inner surface of the storage box 71 The wall is fixedly connected to an electromagnet structure 72, the end face of the electromagnet structure 72 is fixedly connected to a soft magnetic plate structure 73, the outer wall surface of the soft magnetic plate structure 73 is fixedly connected to the recovery box 1, and the inner wall surface of the recovery box 1 close to the collecting hopper 3 is fixedly connected to a first fixed plate 14, the shape of the first fixed plate 14 is T-shaped, and the outer wall surface of the first fixed plate 14 is provided with a fixed hole 15 for the movement of the crankshaft connecting rod 23, the upper end face of the first fixed plate 14 is fixedly connected to the second fixed plate 18, the shape of the second fixed plate 18 is triangular, and the inner wall surface of the first fixed plate 14 is provided with a receiving hole groove 16, the outer wall surface of the limiting plate 17 is slidably connected to the first fixed plate 14 through the receiving hole groove 16, and the end face of the limiting plate 17 is fixedly connected to the filter plate 6.

[0021] The utility model provides a steel powder recovery device for gear steel cutting. The negative pressure component 2, the collecting hopper 3, the conveying pipe 4, the filter core 5 and the filter plate 6 are arranged to achieve the adsorption of steel powder generated during the gear steel cutting by negative pressure, and filter and separate large particulate impurities to avoid mixing with the steel powder. The filter core 5 can also filter and process dust in the air to prevent dust from floating. The magnetic attraction component 7 is arranged to achieve the adsorption of steel powder by negative pressure when the steel powder flows. The strong magnetic force can adsorb the steel powder, thereby removing impurities from the steel powder again, reducing the impurities in the recovered steel powder and facilitating subsequent processing.

[0022] In the embodiment of the present invention, when in use, the recovery pipe 11 is installed next to the gear steel cutting equipment through the connecting pipe, the motor 21 is powered on and started, the drive shaft 22 is driven to rotate, and the fixed fan 24 is rotated to generate negative pressure in the recovery box 1, and the air and steel powder are sucked from the recovery pipe 11. Since the crankshaft connecting rod 23 and the push block 25 are synchronously driven by the drive shaft 22, the push block 25 will push the filter plate 6 back and forth, and the filter plate 6 will be affected by the gravity of the limit plate 17 and move downward to reset, causing the filter plate 6 to continuously move up and down and produce The steel powder is shaken to separate large particles of impurities in the steel powder, and the electromagnet structure 72 is energized. The soft magnetic plate structure 73 is affected by the electromagnet structure 72 to generate magnetic force. When the steel powder slides, it is magnetically adsorbed and the steel powder is removed again. The remaining impurities are filtered and collected by the filter core 5. Finally, the first sealing plate 101 and the second sealing plate 102 are removed respectively, and the filter core 5 is removed to clean the collected impurities. The electromagnet structure 72 is powered off and the soft magnetic plate structure 73 is demagnetized, so that the steel powder slides and falls under the influence of gravity and can be collected from the conveying pipe 4.

[0023] like Figure 1 and Figure 2 As shown, as a preferred embodiment of the present invention, the end surface of the recovery box 1 is plugged with a first sealing plate 101, and the outer wall surface of the recovery box 1 is plugged with a second sealing plate 102. The outer walls of the first sealing plate 101 and the second sealing plate 102 are both provided with handle grooves for disassembly, and the free end of the recovery box 1 is provided with an exhaust hole 103 for discharging air. The upper end surface of the recovery box 1 is fixedly connected to the recovery pipe 11 for air intake;

[0024] The negative pressure force can be used to accelerate the air flow, thereby recovering the steel powder generated by cutting the gear steel, and it is convenient to open the recovery box 1 to clean the collected steel powder and filtered impurities.

[0025] like Figure 4 As shown, as a preferred embodiment of the present invention, the inner wall surface of the recovery box 1 close to the filter plate 6 is fixedly connected to the first protective plate 12, the outer wall surface of the filter plate 6 is slidably connected to the two groups of first protective plates 12, and the side wall surface of the recovery box 1 is fixedly connected to the second protective plate 13;

[0026] When the steel powder is recovered, the steel powder can be blocked so that it can pass through the force of the filter plate 6 to filter and separate the impurities. The impurities separated from the steel powder can be stored, and the force of the limit plate 17 can make the filter plate 6 move downward and reset under the force of gravity after moving.

[0027] like Figure 4As shown, as a preferred embodiment of the present invention, the motor 21 is fixedly mounted on the end face of the recovery box 1, the end face of the storage box 71 is fixedly connected to the recovery box 1, the end face of the filter plate 6 is provided with a filter hole, and the inclination angle of the two sets of soft magnetic plate structures 73 is 60 degrees;

[0028] Through the strong magnetic force, the steel powder is adsorbed and separated from other impurities, which has a good recovery effect, reduces the time of subsequent processing and reduces labor intensity.

[0029] like Figure 4 As shown, as a preferred embodiment of the present invention, the inner wall surface of the recovery box 1 close to the first fixed plate 14 is fixedly connected to the support plate 8, the inner wall surface of the support plate 8 is provided with a limiting groove, and the outer wall surface of the push block 25 is slidably connected to the support plate 8 through the limiting groove;

[0030] The crankshaft connecting rod 23 is driven to rotate by the transmission shaft 22, so that the pushing block 25 moves back and forth, and the filter plate 6 is continuously pushed, so that the shaking effect is good and impurities are avoided.

[0031] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A steel powder recovery device for gear steel cutting, characterized in that: The device comprises a recovery box (1), a negative pressure component (2) and a magnetic attraction component (7); the negative pressure component (2) comprises a motor (21), the output end of the motor (21) is connected to a transmission shaft (22), the outer wall surface of the transmission shaft (22) is fixedly connected to a crankshaft connecting rod (23), the end surface of the transmission shaft (22) is fixedly connected to a fixed fan (24), the outer wall surface of the crankshaft connecting rod (23) is installed with a push block (25), the inner wall surface of the recovery box (1) is fixedly connected to a collecting hopper (3), the lower end surface of the collecting hopper (3) is fixedly connected to a conveying pipe (4), the outer wall surface of the conveying pipe (4) is rotatably connected to a filter core (5), the inner wall surface of the recovery box (1) away from the upper end of the collecting hopper (3) is rotatably connected to a filter plate (6), the magnetic attraction component (7) comprises a receiving box (71), the inner wall surface of the receiving box (71) is fixedly connected to an electromagnet Structure (72), the end face of the electromagnet structure (72) is fixedly connected to a soft magnetic plate structure (73), the outer wall surface of the soft magnetic plate structure (73) is fixedly connected to the recovery box (1), the inner wall surface of the recovery box (1) close to the collecting hopper (3) is fixedly connected to a first fixed plate (14), the first fixed plate (14) is in a T-shape, the outer wall surface of the first fixed plate (14) is provided with a fixed hole (15) for moving the crankshaft connecting rod (23), the upper end face of the first fixed plate (14) is fixedly connected to a second fixed plate (18), the second fixed plate (18) is in a triangular shape, the inner wall surface of the first fixed plate (14) is provided with a receiving hole groove (16), the outer wall surface of the limiting plate (17) is slidably connected to the first fixed plate (14) through the receiving hole groove (16), and the end face of the limiting plate (17) is fixedly connected to the filter plate (6).

2. The steel powder recovery device for gear steel cutting according to claim 1, characterized in that: The end surface of the recovery box (1) is plugged with a first sealing plate (101), and the outer wall surface of the recovery box (1) is plugged with a second sealing plate (102). The outer walls of the first sealing plate (101) and the second sealing plate (102) are both provided with handle grooves for disassembly. The free end of the recovery box (1) is provided with an exhaust hole (103) for discharging air. The upper end surface of the recovery box (1) is fixedly connected to a recovery pipe (11) for air intake.

3. The steel powder recovery device for gear steel cutting according to claim 1, characterized in that: The inner wall surface of the recovery box (1) close to the filter plate (6) is fixedly connected to a first protective plate (12), the outer wall surface of the filter plate (6) is slidably connected to two groups of the first protective plates (12), and the side wall surface of the recovery box (1) is fixedly connected to a second protective plate (13).

4. The steel powder recovery device for gear steel cutting according to claim 1, characterized in that: The motor (21) is fixedly mounted on the end face of the recycling box (1), the end face of the storage box (71) is fixedly connected to the recycling box (1), the end face of the filter plate (6) is provided with a filter hole, and the inclination angle of the two groups of soft magnetic plate structures (73) is sixty degrees.

5. The steel powder recovery device for gear steel cutting according to claim 1, characterized in that: The inner wall surface of the recovery box (1) close to the first fixed plate (14) is fixedly connected to a support plate (8), and a limiting sliding groove is provided on the inner wall surface of the support plate (8). The outer wall surface of the push block (25) is slidably connected to the support plate (8) through the limiting sliding groove.

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