Production detection equipment for grinding ball screw

Abstract

A ball screw grinding production detection device disclosed by the present invention comprises a base, the base is internally provided with a cavity, the cavity is internally provided with a lifting mechanism, the lifting mechanism is provided with four rollers, the upper end of the base is fixedly provided with an operation table, the upper end of the operation table is provided with a pneumatic adjusting mechanism, and the upper end of the pneumatic adjusting mechanism is provided with a lifting mechanism. A bearing plate is installed on the pneumatic adjusting mechanism, a transverse moving mechanism is installed on the bearing plate, a moving block is installed on the transverse moving mechanism, and a longitudinal adjusting mechanism is installed on the moving block. According to the invention, not only can the automatic detection of the ball screw be realized, but also the accurate movement of the ball screw during automatic adjustment can be realized, meanwhile, the bearing requirements of the ball screws with different specifications can be met, all positions of parts can be fully detected according to the requirements, the combination of rapid detection, full adaptation and stable bearing is realized, and the working efficiency is improved. The ball screw detection efficiency is greatly improved, and the processing progress is accelerated.

Description

Technical Field

[0001] The invention relates to the technical field of ball screw processing, and in particular to production and testing equipment for grinding ball screws. Background Art

[0002] Ball screw is an ideal product for converting rotary motion into linear motion, or converting linear motion into rotary motion. Ball screw is the most commonly used transmission element in tool machinery and precision machinery. Its main function is to convert rotary motion into linear motion, or to convert torque into axial repetitive force, while having the characteristics of high precision, reversibility and high efficiency. Due to its small friction resistance, ball screw is widely used in various industrial equipment and precision instruments. Ball screw consists of screw, nut, steel ball, preload plate, reverser and dust collector. Its function is to convert rotary motion into linear motion, which is a further extension and development of Aikem screw. The important significance of this development is to change the bearing from sliding motion to rolling motion.

[0003] At present, with the trend of automation in production and processing, automatic monitoring mechanisms are usually used to automatically detect the texture, hardness and size of the surface of the ball screw after processing to ensure the quality of the product. However, when loading the ball screw, it is in a fixed form and cannot be adjusted according to different sizes. It cannot fully load ball screws of different thicknesses. For this reason, we propose a production detection equipment for grinding ball screws to solve the above problems. Summary of the invention

[0004] The purpose of the present invention is to solve the shortcomings in the prior art and to propose a production and testing device for grinding ball screws.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions: A production and detection equipment for grinding ball screws, comprising a base, a cavity is provided in the base, a lifting mechanism is installed in the cavity, four rollers are installed on the lifting mechanism, an operating table is fixed to the upper end of the base, a pneumatic adjustment mechanism is installed on the upper end of the operating table, a bearing plate is installed on the pneumatic adjustment mechanism, a lateral moving mechanism is installed on the bearing plate, a moving block is installed on the lateral moving mechanism, a longitudinal adjustment mechanism is installed on the moving block, two bearing boxes are installed on the longitudinal adjustment mechanism, an angle adjustment mechanism is provided in the bearing box, two supporting wheels are installed on the angle adjustment mechanism, a supporting frame is fixed to the upper end of the operating table, a moving mechanism is installed on the supporting frame, and a detection mechanism is installed on the moving mechanism.

[0006] Preferably, the lifting mechanism includes a protection box fixed to the bottom of the cavity, one side of the protection box and the bottom are rotatably sleeved with bevel gears, and the two bevel gears are meshed with each other, a rotating rod is fixed to one end of one of the bevel gears, one end of the rotating rod passes through the side wall of the base and extends to one side of the base, a first rotating wheel is fixed to one side of the rotating rod, and a first screw is fixed to the lower end of the other bevel gear, a cross plate is threadedly sleeved on the first screw, U-shaped mounting frames are fixed on both sides of the cross plate, four second guide rods are fixed to the bottom of the cavity, two second guide rods on the same side pass through a U-shaped mounting frame on the same side and extend to the lower end of a U-shaped mounting frame on the same side, and four rollers are rotatably connected to the two U-shaped mounting frames.

[0007] Preferably, mounting plates are fixed on both sides of the protection box, the mounting plates are fixed to the side walls of the base by screws, a fixing plate is fixed to one side of the bottom of the cavity, and the rotating rod passes through the fixing plate.

[0008] Preferably, the pneumatic adjustment mechanism includes a cylinder fixed to one side of the upper end of the operating table, a connecting block is fixed to the end of the piston rod of the cylinder, guide rails are fixed on both sides of the upper end of the operating table, two first sliders are installed on the guide rails, and the upper ends of the four first sliders are commonly fixed to the four corners of the lower end of the supporting plate.

[0009] Preferably, the lateral moving mechanism includes a second motor mounting support fixed on one side of the upper end of the supporting plate, a second servo motor is mounted on the second motor mounting support, the end of the output shaft of the second servo motor is connected to a third screw via a coupling, a mounting seat is fixed to the other side of the upper end of the supporting plate, one end of the third screw is rotatably connected to the mounting seat, the third screw is threadedly sleeved on the moving block, two moving rails are fixed between the mounting seat and the second motor mounting support, two connecting blocks are mounted on the moving rails, and the upper ends of the two connecting blocks are jointly fixed to the lower end of the moving block.

[0010] Preferably, the longitudinal adjustment mechanism includes a first motor mounting support fixed to one side of the upper end of the moving block, a first servo motor is mounted on the first motor mounting support, a vertical plate is fixed to the other side of the upper end of the moving block, the end of the output shaft of the first servo motor is connected to a fourth screw via a coupling, one end of the fourth screw is rotatably connected to one side of the vertical plate, a second slider is threadedly sleeved on the fourth screw, a supporting block is fixed to the upper end of the second slider, and both sides of the lower end of the supporting block are slidably connected to the moving block.

[0011] Preferably, the angle adjustment mechanism includes a partition fixed between opposite side walls in the carrying box, a second screw is rotatably sleeved on the partition, a third slider is threadedly sleeved on the second screw, pull rods are rotatably connected on both sides of the third slider, openings are provided on both sides of the carrying box, rotating rods are rotatably connected on both sides of the upper end of the carrying box, a fixing piece is fixed at one end of the rotating rod, a support wheel is rotatably connected to the fixing piece, a pull rod on the same side passes through an opening on the same side and is rotatably connected to one side of a rotating rod on the same side, a second rotating wheel is fixed at the lower end of the second screw, an operating port is provided on one side of the carrying box, and the operating port corresponds to the second rotating wheel.

[0012] Preferably, the moving mechanism includes a cylinder fixed to the upper end of the support frame, the piston rod of the cylinder penetrates the side wall of the support frame and extends into the support frame, a moving plate is fixed to the end of the piston rod of the cylinder, two first guide rods are sleeved on both sides of the moving plate, the upper end of the first guide rod is fixed to the upper end of the support frame, the lower end of the first guide rod is fixed to the upper end of the operating table, and the detection mechanism is installed at the lower end of the moving plate.

[0013] Compared with the prior art, the present invention has the following beneficial effects: In the present invention, when the ball screw needs to be tested, it is placed between the four support wheels, and the angle of the support wheel is adjusted in advance by the angle adjustment mechanism to fully adapt to ball screws of different specifications. Then, the load-bearing plate is driven to move to the lower end of the movable plate by the pneumatic adjustment mechanism, and the ball screw is driven to move accurately to the lower end of the detection mechanism through the operation of the longitudinal adjustment mechanism and the transverse adjustment mechanism. The moving mechanism drives the detection mechanism to descend, and the ball screw is automatically moved and adjusted by the longitudinal adjustment mechanism and the transverse adjustment mechanism. After the detection is completed, the detection result is fed back to the control end, and the operating mechanism is automatically reset.

[0014] The present invention can not only realize automatic detection of the ball screw, but also realize precise movement during automatic adjustment. At the same time, it can adapt to the load-bearing needs of ball screws of different specifications, and can fully detect each position of the component according to needs, thereby realizing the combination of rapid detection, full adaptation and stable load-bearing, greatly improving the efficiency of ball screw detection and improving processing progress. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural diagram of the pneumatic adjustment mechanism of the present invention; Figure 2 It is a structural diagram of the lifting mechanism of the present invention; Figure 3 It is a structural diagram of the lateral movement mechanism and the longitudinal adjustment mechanism of the present invention; Figure 4It is a structural diagram of the installation of the moving block and the bearing plate of the present invention; Figure 5 The internal structure diagram of the base of the present invention; Figure 6 It is a structural diagram of the angle adjustment mechanism of the present invention.

[0016] In the figure: 1 cylinder, 2 support frame, 3 moving plate, 4 first guide rod, 5 connecting block, 6 cylinder, 7 bearing plate, 8 base, 9 guide rail, 10 first slide block, 11 detection mechanism, 12 rotating rod, 13 mounting plate, 14 protection box, 15 second guide rod, 16 cross plate, 17 first screw rod, 18 roller, 19 U-shaped mounting frame, 20 bevel gear, 21 fixed plate, 22 first rotating wheel, 23 supporting wheel, 24 fixing member, 25 bearing box, 26 second screw rod, 27 second rotating wheel, 28 bearing block, 29 pull rod, 30 rotating rod, 31 opening, 32 first servo motor, 33 moving block, 34 third screw rod, 35 mounting seat, 36 connecting block, 37 third guide rod, 38 second servo motor, 39 fourth screw rod. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0018] Reference Figure 1-6 A production and testing device for grinding ball screws includes a base 8, a cavity is provided in the base 8, a lifting mechanism is installed in the cavity, the lifting mechanism includes a protection box 14 fixed to the bottom of the cavity, one side of the protection box 14 and the bottom are rotatably sleeved with a bevel gear 20, and the two bevel gears 20 are meshed with each other, one end of one of the bevel gears 20 is fixed with a rotating rod 12, one end of the rotating rod 12 passes through the side wall of the base 8 and extends to one side of the base 8, a first rotating wheel 22 is fixed to one side of the rotating rod 12, and a first screw 17 is fixed to the lower end of the other bevel gear 20, and a cross plate 16 is threadedly sleeved on the first screw 17, U-shaped mounting frames 19 are fixed on both sides of the transverse plate 16, and four second guide rods 15 are fixed at the bottom of the cavity. The two second guide rods 15 on the same side penetrate a U-shaped mounting frame 19 on the same side and extend to the lower end of a U-shaped mounting frame 19 on the same side. The four rollers 18 are rotatably connected to the two U-shaped mounting frames 19. The rotating rod 12 is driven to rotate by rotating the first rotating wheel 22, thereby realizing the rotation of the two bevel gears 20. With the rotation of the bevel gear 20, the first screw rod 17 is driven to rotate, thereby realizing the adjustment of the height of the transverse plate 16, and then realizing the adjustment of the height of the lower end roller 18, so as to facilitate the adjustment of the position of the base 8; The protective box 14 is fixed with mounting plates 13 on both sides, and the mounting plates 13 are fixed to the side walls of the base 8 by screws. A fixing plate 21 is fixed to one side of the bottom of the cavity, and the rotating rod 12 passes through the fixing plate 21. The fixing plate 21 can stably support the rotating rod 12 to ensure stability during rotation, thereby realizing stable adjustment of the height of the roller 18. Four rollers 18 are installed on the lifting mechanism, an operating table is fixed on the upper end of the base 8, a pneumatic adjustment mechanism is installed on the upper end of the operating table, the pneumatic adjustment mechanism includes a cylinder 6 fixed to one side of the upper end of the operating table, a connecting block 5 is fixed to the end of the piston rod of the cylinder 6, guide rails 9 are fixed on both sides of the upper end of the operating table, two first sliders 10 are installed on the guide rails 9, and the upper ends of the four first sliders 10 are fixed to the four corners of the lower end of the bearing plate 7. The cylinder 6 drives the connecting block 5 to move through the extension and contraction of the piston rod, and then drives the bearing plate 7 to move; A bearing plate 7 is mounted on the pneumatic adjustment mechanism, and a lateral movement mechanism is mounted on the bearing plate 7. The lateral movement mechanism includes a second motor mounting support fixed to one side of the upper end of the bearing plate 7, and a second servo motor 38 is mounted on the second motor mounting support. The end of the output shaft of the second servo motor 38 is connected to a third screw 34 through a coupling. A mounting seat 35 is fixed to the other side of the upper end of the bearing plate 7, and one end of the third screw 34 is rotatably connected to the mounting seat 35. The third screw 34 is threadedly sleeved on the moving block 33. Two moving rails 37 are fixed between the mounting seat 35 and the second motor mounting support. Two connecting blocks 36 are mounted on the moving rails 37. The upper ends of the two connecting blocks 36 are fixed to the lower end of the moving block 33. The third screw 34 is driven to rotate by the rotation of the second servo motor 38, thereby realizing the movement of the moving block 33, and then adjusting the lateral position of the ball screw. A moving block 33 is installed on the transverse moving mechanism, and a longitudinal adjustment mechanism is installed on the moving block 33. The longitudinal adjustment mechanism includes a first motor mounting support fixed to one side of the upper end of the moving block 33, and a first servo motor 32 is installed on the first motor mounting support. A vertical plate is fixed to the other side of the upper end of the moving block 33, and the end of the output shaft of the first servo motor 32 is connected to a fourth screw 39 through a coupling, and one end of the fourth screw 39 is rotatably connected to one side of the vertical plate. A second slider is threadedly sleeved on the fourth screw 39, and a bearing block 28 is fixed to the upper end of the second slider. Both sides of the lower end of the bearing block 28 are slidably connected to the moving block 33. The fourth screw 39 is driven to rotate by the rotation of the output shaft of the first servo motor 32, thereby realizing the reciprocating movement of the bearing block 28, and then realizing the longitudinal movement of the ball screw; Two carrying boxes 25 are installed on the longitudinal adjustment mechanism, and an angle adjustment mechanism is arranged in the carrying box 25. The angle adjustment mechanism includes a partition fixed between opposite side walls in the carrying box 25, a second screw 26 is rotatably sleeved on the partition, a third slider is threadedly sleeved on the second screw 26, and pull rods 29 are rotatably connected on both sides of the third slider. Openings 31 are arranged on both sides of the carrying box 25, and rotating rods 30 are rotatably connected on both sides of the upper end of the carrying box 25. A fixing member 24 is fixed at one end of the rotating rod 30, and a support wheel 23 is rotatably connected to the fixing member 24. A pull rod 29 on the side passes through an opening 31 on the same side and is rotatably connected to one side of a rotating rod 30 on the same side. A second rotating wheel 27 is fixed to the lower end of the second screw rod 26. An operating port is provided on one side of the carrying box 25, and the operating port corresponds to the second rotating wheel 27. By rotating the second rotating wheel 27 to drive the second screw rod 26 to rotate, the third slider can be driven to move, thereby realizing the movement of the pull rod 29, and then adjusting the inclination angle of the rotating rod 30, thereby realizing the adjustment of the position between the two supporting wheels 23, so as to adapt to the bearing of ball screws of different coarse and fine specifications; Two support wheels 23 are installed on the angle adjustment mechanism, a support frame 2 is fixed at the upper end of the operating table, and a moving mechanism is installed on the support frame 2. The moving mechanism includes a cylinder 1 fixed at the upper end of the support frame 2, and the piston rod of the cylinder 1 penetrates the side wall of the support frame 2 and extends into the support frame 2. A moving plate 3 is fixed to the end of the piston rod of the cylinder 1, and two first guide rods 4 are sleeved on both sides of the moving plate 3. The upper end of the first guide rod 4 is fixed to the upper end of the support frame 2, and the lower end of the first guide rod 4 is fixed to the upper end of the operating table. The detection mechanism 11 is installed at the lower end of the moving plate 3. The cylinder 1 drives the moving plate 3 to move by the extension and contraction of the piston rod, thereby realizing the lifting and lowering of the detection mechanism 11, so that different positions of the ball screw can be fully and accurately detected. The detection mechanism 11 is installed on the moving mechanism, and the texture, hardness and size of the surface of the ball screw can be automatically detected through infrared detection combined with laser recognition scanning.

[0019] In the present invention, when the ball screw needs to be tested, it is placed between the four support wheels 23, and the angle of support of the support wheel 23 is adjusted in advance by the angle adjustment mechanism to fully adapt to ball screws of different specifications. Then, the load-bearing plate 7 is driven to move to the lower end of the movable plate 3 by the pneumatic adjustment mechanism, and the ball screw is driven to move accurately to the lower end of the detection mechanism 11 by the operation of the longitudinal adjustment mechanism and the transverse adjustment mechanism. The moving mechanism drives the detection mechanism 11 to descend, and the ball screw is automatically moved and adjusted by the longitudinal adjustment mechanism and the transverse adjustment mechanism. After the detection is completed, the detection result is fed back to the control end, and the operating mechanism is automatically reset.

[0020] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A production and testing device for grinding ball screws, comprising a base (8), characterized in that: The base (8) is provided with a cavity, a lifting mechanism is installed in the cavity, four rollers (18) are installed on the lifting mechanism, an operating table is fixed at the upper end of the base (8), a pneumatic adjustment mechanism is installed at the upper end of the operating table, a bearing plate (7) is installed on the pneumatic adjustment mechanism, a lateral movement mechanism is installed on the bearing plate (7), a moving block (33) is installed on the lateral movement mechanism, a longitudinal adjustment mechanism is installed on the moving block (33), two bearing boxes (25) are installed on the longitudinal adjustment mechanism, an angle adjustment mechanism is provided in the bearing box (25), two supporting wheels (23) are installed on the angle adjustment mechanism, a supporting frame (2) is fixed at the upper end of the operating table, a moving mechanism is installed on the supporting frame (2), and a detection mechanism (11) is installed on the moving mechanism.

2. The production and testing equipment for grinding ball screws according to claim 1, characterized in that: The lifting mechanism comprises a protection box (14) fixed to the bottom of the cavity, one side of the protection box (14) and the bottom are rotatably sleeved with a bevel gear (20), and the two bevel gears (20) are meshed with each other, one end of one of the bevel gears (20) is fixed with a rotating rod (12), one end of the rotating rod (12) passes through the side wall of the base (8) and extends to one side of the base (8), one side of the rotating rod (12) is fixed with a first rotating wheel (22), and the other bevel gear (20) is fixed with a first rotating wheel (22). ) is fixed to the lower end of a first screw rod (17), a transverse plate (16) is threadedly sleeved on the first screw rod (17), U-shaped mounting frames (19) are fixed on both sides of the transverse plate (16), four second guide rods (15) are fixed to the bottom of the cavity, two second guide rods (15) on the same side penetrate a U-shaped mounting frame (19) on the same side and extend to the lower end of a U-shaped mounting frame (19) on the same side, and four rollers (18) are rotatably connected to the two U-shaped mounting frames (19).

3. The production and testing equipment for grinding ball screws according to claim 2, characterized in that: Mounting plates (13) are fixed on both sides of the protection box (14), the mounting plates (13) are fixed to the side walls of the base (8) by means of screws, a fixing plate (21) is fixed on one side of the bottom of the cavity, and the rotating rod (12) passes through the fixing plate (21).

4. The production and testing equipment for grinding ball screws according to claim 1, characterized in that: The pneumatic adjustment mechanism comprises a cylinder (6) fixed to one side of the upper end of the operating table, a connecting block (5) being fixed to the end of the piston rod of the cylinder (6), guide rails (9) being fixed to both sides of the upper end of the operating table, two first sliders (10) being mounted on the guide rails (9), and the upper ends of the four first sliders (10) being fixed together to the four corners of the lower end of the bearing plate (7).

5. The production and testing equipment for grinding ball screws according to claim 1, characterized in that: The lateral movement mechanism comprises a second motor mounting support fixed to one side of the upper end of the bearing plate (7); a second servo motor (38) is mounted on the second motor mounting support; the end of the output shaft of the second servo motor (38) is connected to a third screw (34) via a coupling; a mounting seat (35) is fixed to the other side of the upper end of the bearing plate (7); one end of the third screw (34) is rotatably connected to the mounting seat (35); the third screw (34) is threadedly sleeved on the moving block (33); two moving rails (37) are fixed between the mounting seat (35) and the second motor mounting support; two connecting blocks (36) are mounted on the moving rails (37); the upper ends of the two connecting blocks (36) are fixed to the lower end of the moving block (33).

6. The production and testing equipment for grinding ball screws according to claim 1, characterized in that: The longitudinal adjustment mechanism comprises a first motor mounting support fixed to one side of the upper end of the moving block (33), a first servo motor (32) being mounted on the first motor mounting support, a vertical plate being fixed to the other side of the upper end of the moving block (33), a fourth screw (39) being connected to the end of the output shaft of the first servo motor (32) via a coupling, one end of the fourth screw (39) being rotatably connected to one side of the vertical plate, a second slider being threadedly sleeved on the fourth screw (39), a bearing block (28) being fixed to the upper end of the second slider, and both sides of the lower end of the bearing block (28) being slidably connected to the moving block (33).

7. The production and testing equipment for grinding ball screws according to claim 1, characterized in that: The angle adjustment mechanism comprises a partition fixed between opposite side walls in the carrying box (25), a second screw rod (26) being rotatably sleeved on the partition, a third slider being threadedly sleeved on the second screw rod (26), and pull rods (29) being rotatably connected to both sides of the third slider, openings (31) being provided on both sides of the carrying box (25), rotating rods (30) being rotatably connected to both sides of the upper end of the carrying box (25), a fixing member (24) being fixed at one end of the rotating rod (30), and a supporting wheel (23) being rotatably connected to the fixing member (24), a pull rod (29) on the same side passing through an opening (31) on the same side and being rotatably connected to one side of a rotating rod (30) on the same side, a second rotating wheel (27) being fixed at the lower end of the second screw rod (26), and an operating port being provided on one side of the carrying box (25), and the operating port and the second rotating wheel (27) corresponding to each other.

8. The production and testing equipment for grinding ball screws according to claim 1, characterized in that: The moving mechanism comprises an oil cylinder (1) fixed to the upper end of the support frame (2), the piston rod of the oil cylinder (1) penetrates the side wall of the support frame (2) and extends into the support frame (2), a moving plate (3) is fixed to the end of the piston rod of the oil cylinder (1), two first guide rods (4) are sleeved on both sides of the moving plate (3), the upper end of the first guide rod (4) is fixed to the upper end of the support frame (2), the lower end of the first guide rod (4) is fixed to the upper end of the operating table, and the detection mechanism (11) is installed at the lower end of the moving plate (3).

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