Miniature ball screw module device

Abstract

The utility model provides a miniature ball screw module device, which relates to the technical field of ball screw modules and comprises a base, a linear guide rail arranged at the top of the base, a slider arranged at the top of the linear guide rail, a baffle arranged at one end of the top of the base, a screw arranged on the inner side of the baffle, a nut arranged on the outer side of the screw, and a nut seat arranged on the back of the nut. A control system is arranged on one side of the nut seat, an oil storage barrel is arranged on the other side of the nut seat, a bearing seat is arranged at the tail end of the screw, a coupler is arranged at the other end of the bearing seat, a motor is arranged at the other end of the coupler, a vibration sensor is arranged on one side of the bearing seat, and a temperature sensor is arranged in the nut. Through the arrangement of the oil pipe, the oil storage cylinder made of the transparent material and the controller, automatic adding and uniform distribution of lubricating oil are achieved, and long-term efficient operation of the lead screw is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to ball screw module technical field especially relates to micro ball screw module device. BACKGROUND

[0002] According to the Z axis ball screw module rotating device of Chinese patent No. CN218829453U, including box body, outer shell, bottom plate and cylinder, the inside right end of box body is rotatably connected with the one end of threaded rod, the other end of threaded rod penetrates the left end of box body and is fixedly connected with the output end of motor, threaded rod is screw thread connection with sliding block, the top of sliding block is fixedly connected with the one end of rotating column, the other end of rotating column is rotatably connected with the inside of rotating groove, rotating groove is fixedly connected in the middle part of cylinder, the right end of cylinder is fixedly connected with the one end of connecting rod, the other end of connecting rod is fixedly connected with the cylinder bottom of electric telescopic rod.

[0003] The above-mentioned comparative document and prior art have the following technical problems: the existing ball screw module device is a kind of precision mechanical transmission device, it is widely used in the occasion needing high precision, high rigidity and high efficiency, such as automation equipment, robot, semiconductor manufacturing equipment, medical equipment etc., but there are some problems, traditional ball screw module is deficient in lubrication and sealing, dust is easy to enter and lubrication is poor, affect service life and operating efficiency, lubrication is deficient or lubricating oil is contaminated, lead to ball screw wear, noise increase, operation is not smooth, and ball screw module may be burnt or damaged in operation due to overload or lubrication deficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and provides a micro ball screw module device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: micro ball screw module device, including base, the top of base is equipped with linear guide rail, the top of linear guide rail is equipped with sliding block, the top one end of base is equipped with baffle, the inside of baffle is equipped with screw rod, the outside of screw rod is equipped with nut, the back of nut is equipped with nut seat, the side of nut seat is equipped with control system, the other side of nut seat is equipped with oil storage cylinder, the tail end of screw rod is equipped with bearing seat, the other end of bearing seat is equipped with shaft coupling, the other end of shaft coupling is equipped with motor, the side of bearing seat is equipped with vibration sensor, the inside of nut is equipped with temperature sensor.

[0006] Preferably, the top of the sliding block is provided with a nut seat, a control system and an oil storage cylinder, and the size of the sliding block is consistent with the size of the nut seat, the control system and the oil storage cylinder.

[0007] Preferably, the inside of the nut is provided with balls, the port of the nut is provided with a cleaning sponge, and the inner wall of the nut is provided with a dust ring.

[0008] Preferably, the control system is provided with a protective shell on the outside, the protective shell is connected with the nut seat through welding, the control system is electrically connected with the vibration sensor and the temperature sensor, and the inside of the motor is provided with a temperature sensor.

[0009] Preferably, the oil storage cylinder is connected with the nut seat through welding, the top of the oil storage cylinder is provided with a cylinder cover, and one side of the oil storage cylinder is provided with an oil pipe.

[0010] Preferably, the oil storage cylinder is made of transparent material, the oil pipe is connected with the nut, the oil pipe penetrates the inside of the nut, the inside of the oil storage cylinder is provided with a controller, and the controller is electrically connected with the control system.

[0011] Preferably, the inside of the bearing seat is provided with a bearing, the bearing is connected with the screw rod and the coupling, and the motor is connected with the screw rod through the coupling.

[0012] Beneficial effects

[0013] In the utility model, the oil storage cylinder is adopted, the oil pipe, the oil storage cylinder made of transparent material and the controller are arranged, automatic addition and uniform distribution of lubricating oil are realized, long-term efficient operation of the ball screw is ensured, the oil storage cylinder made of transparent material is convenient for observing the use condition of the lubricating oil and timely supplementing.

[0014] In the utility model, the dust ring and the cleaning sponge are adopted, the dust ring and the cleaning sponge structure are adopted, external dust is prevented from entering the inside of the ball screw, dust and the like during the movement of the screw rod is wiped and absorbed through the cleaning sponge, and the cleaning sponge can be regularly replaced, so that the surface of the screw rod is kept clean.

[0015] In the utility model, the sensor and the control system are adopted, the running state of the ball screw is monitored in real time through the sensor and the control system, and the equipment is prevented from being damaged through automatic shutdown or alarm under abnormal conditions, the temperature sensor monitors the temperature of the ball screw, the nut and the motor, lubrication failure or component damage caused by overheating is prevented, and the vibration sensor detects the vibration frequency and amplitude during the operation of the ball screw, and judges whether abnormal vibration exists. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is an isometric view of the utility model;

[0017] Figure 2 It is a front view of the utility model;

[0018] Figure 3 is a top view of the utility model;

[0019] Figure 4 is a structure diagram of the nut seat of the utility model;

[0020] Figure 5 is a structure diagram of the internal structure of the nut seat of the utility model.

[0021] Legend:

[0022] 1, base; 2, linear guide rail; 3, sliding block; 4, baffle; 5, screw rod; 6, nut; 601, ball; 602, cleaning sponge; 603, dust ring; 7, nut seat; 8, control system; 9, oil storage cylinder; 901, cylinder cover; 902, oil pipe; 10, bearing seat; 11, shaft coupling; 12, motor; 13, vibration sensor; 14, temperature sensor. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, purposes and effects realized by the utility model easy to understand, the following further describes the utility model in combination with specific embodiments and drawings, but the following embodiments are only preferred embodiments of the utility model, not all. Based on the embodiments in the embodiments, other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0024] The specific embodiments of the utility model are described below in combination with the drawings. Specific embodiment one:

[0026] Reference Figures 1-5The utility model provides a micro ball screw module device, including base 1, the top of base 1 is equipped with linear guide rail 2, the top of linear guide rail 2 is equipped with sliding block 3, and the top one end of base 1 is equipped with baffle 4, the inboard of baffle 4 is equipped with screw 5, the outside of screw 5 is equipped with nut 6, the inside of nut 6 is equipped with ball 601, and the port of nut 6 is equipped with cleaning sponge 602, and the inner wall of nut 6 is equipped with dustproof ring 603, the back of nut 6 is equipped with nut seat 7, one side of nut seat 7 is equipped with control system 8, the other side of nut seat 7 is equipped with oil storage cylinder 9, the top of sliding block 3 is equipped with nut seat 7, control system 8 and oil storage cylinder 9, and the size of sliding block 3 is consistent with the size of nut seat 7, control system 8 and oil storage cylinder 9, and oil storage cylinder 9 and nut seat 7 are connected through welding, the top of oil storage cylinder 9 is equipped with cylinder cover 901, one side of oil storage cylinder 9 is equipped with oil pipe 902, oil storage cylinder 9 is made of transparent material, oil pipe 902 is connected between nut 6, oil pipe 902 penetrates the inside of nut 6, the inside of oil storage cylinder 9 is equipped with controller, and the electric connection between controller and control system 8, the tail end of screw 5 is equipped with bearing seat 10, the other end of bearing seat 10 is equipped with shaft coupling 11, the other end of shaft coupling 11 is equipped with motor 12, the inside of bearing seat 10 is equipped with bearing, and bearing and screw 5 are connected, and bearing and shaft coupling 11 are connected, and motor 12 is connected with screw 5 through shaft coupling 11, one side of bearing seat 10 is equipped with vibration sensor 13, the inside of nut 6 is equipped with temperature sensor 14, the outside of control system 8 is equipped with protective housing, and the electric connection between control system 8 and vibration sensor 13 and between control system 8 and temperature sensor 14, the inside of motor 12 is equipped with temperature sensor 14, adopts sensor and control system 8, and through sensor and control system 8, the running state of ball screw is monitored in real time, and stops or alarms automatically under abnormal condition, prevents equipment damage, temperature sensor 14 monitors the temperature of ball screw, nut 6 and motor 12, prevents the lubrication failure or component damage caused by overheating, and vibration sensor 13 detects the vibration frequency and amplitude in the running of ball screw, judges whether there is abnormal vibration. Specific embodiment two:

[0028] Refer to Figure 1 Ball screw is prone to vibration and noise when running at high speed, which influences equipment precision and stability, and through optimizing the support structure of ball screw and increasing damping material, the vibration and noise in running are reduced, and the protective film and graphite layer are arranged on the inner surface of nut 6, which reduces the friction between ball 601 and nut 6 and reduces wear and noise.

[0029] In summary:

[0030] 1. The oil storage cylinder 9 is adopted, the oil pipe 902, the transparent material oil storage cylinder 9 and the controller are set, the automatic addition and uniform distribution of lubricating oil are realized, and the long-term efficient operation of the screw rod is ensured;

[0031] 2. The dust ring 603 and the cleaning sponge 602 are adopted, the dust ring 603 and the cleaning sponge 602 structure are adopted, the external dust is prevented from entering the inside of the ball screw, and the cleaning sponge 602 can be replaced regularly, and the surface of the screw rod is kept clean;

[0032] 3. The sensor and the control system 8 are adopted, the running state of the ball screw is monitored in real time by the sensor, and the equipment is prevented from being damaged by automatic shutdown or alarm under abnormal conditions.

[0033] In the utility model, unless another definite provision and limitation, first feature is in second feature " on " or " below " can include that first and second features are directly contacted, also can include that first and second features are not directly contacted and is contacted through additional feature between them. Moreover, first feature is in second feature " on ", " above " and " on " include that first feature is in second feature vertical above and oblique above, or only indicate that first feature horizontal height is higher than second feature. First feature is in second feature " below ", " below " and " below " include that first feature is in second feature vertical below and oblique below, or only indicate that first feature horizontal height is less than second feature.

[0034] The basic principle, main features and advantages of the utility model are shown and described above. The skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only preferred examples of the utility model and are not used to limit the utility model, various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A micro ball screw module device comprising a base (1), characterized in that: The top of the base (1) is provided with a linear guide rail (2), the top of the linear guide rail (2) is provided with a sliding block (3), one end of the top of the base (1) is provided with a baffle (4), the inner side of the baffle (4) is provided with a screw rod (5), the outer side of the screw rod (5) is provided with a nut (6), the back of the nut (6) is provided with a nut seat (7), one side of the nut seat (7) is provided with a control system (8), the other side of the nut seat (7) is provided with an oil storage cylinder (9), the end of the screw rod (5) is provided with a bearing seat (10), the other end of the bearing seat (10) is provided with a shaft coupling (11), the other end of the shaft coupling (11) is provided with a motor (12), one side of the bearing seat (10) is provided with a vibration sensor (13), the inside of the nut (6) is provided with a temperature sensor (14).

2. The micro ball screw module device according to claim 1, wherein: The top of the sliding block (3) is provided with a nut seat (7), a control system (8) and an oil storage cylinder (9), and the size of the sliding block (3) is consistent with the size of the nut seat (7), the control system (8) and the oil storage cylinder (9).

3. The micro ball screw module device of claim 1, wherein: The inside of the nut (6) is provided with a ball (601), the port of the nut (6) is provided with a cleaning sponge (602), and the inner wall of the nut (6) is provided with a dustproof ring (603).

4. The micro ball screw module device of claim 1, wherein: The outer side of the control system (8) is provided with a protective shell, the protective shell and the nut seat (7) are connected by welding, the control system (8) and the vibration sensor (13) are electrically connected, and the control system (8) and the temperature sensor (14) are electrically connected, the inside of the motor (12) is provided with a temperature sensor (14).

5. The micro ball screw module device of claim 1, wherein: The oil storage cylinder (9) and the nut seat (7) are connected by welding, the top of the oil storage cylinder (9) is provided with a cylinder cover (901), and one side of the oil storage cylinder (9) is provided with an oil pipe (902).

6. The micro ball screw module device of claim 5, wherein: The oil storage cylinder (9) is made of transparent material, the oil pipe (902) is connected with the nut (6), the oil pipe (902) penetrates the inside of the nut (6), the inside of the oil storage cylinder (9) is provided with a controller, and the controller and the control system (8) are electrically connected.

7. The micro ball screw module device of claim 1, wherein: The inside of the bearing seat (10) is provided with a bearing, the bearing and the screw rod (5) are connected, and the bearing and the shaft coupling (11) are connected, the motor (12) is connected with the screw rod (5) through the shaft coupling (11).

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