Rotary alignment mechanism of electronic throttle valve
By designing a rotary alignment mechanism that includes a platform, movable sleeve, guide rod, connecting plate, servo motor, and lifting cylinder, the problem of manually adjusting the shaft position during the riveting process of electronic throttle valve was solved, realizing an automated and efficient riveting process.
Patent Information
- Application Number
- CN202423318495.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2034-12-31
AI Technical Summary
In the existing technology, the riveting process of electronic throttle valves requires manual adjustment of the shaft position, resulting in high labor intensity and low work efficiency.
Design a rotary alignment mechanism that includes components such as a platform, movable sleeve, guide rod, connecting plate, servo motor, and lifting cylinder. Through the cooperation of the servo motor and the lifting cylinder, the position of the electronic throttle shaft is automatically adjusted to achieve automated riveting.
It enables automatic alignment of the electronic throttle body shaft, reducing manual labor and improving riveting efficiency.
Smart Images
Figure CN223848528U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to installation equipment field, concretely relates to a kind of electronic throttle valve rotary alignment mechanism. BACKGROUND
[0002] Electronic throttle valve (electronic throttle) is the important control component of automobile engine. It is composed of engine, speed sensor, throttle valve, throttle valve position sensor, etc. The throttle opening can be accurately controlled by using electronic throttle control system. The position sensor of electronic throttle valve is installed on the mounting seat by heat forming resin or hot riveting or heat-conducting gap filling. In the prior art, two processes of press fitting and hot riveting are required. During the riveting process, the riveting column needs to be aligned with the hot riveting mechanism. Therefore, before the workpiece is loaded, the worker needs to manually rotate the rotating shaft of the electronic throttle valve to the initial position to ensure the smooth progress of hot riveting. However, this method requires a lot of labor and has low work efficiency. SUMMARY
[0003] In view of the above shortcomings of the prior art, the utility model provides an electronic throttle valve rotary alignment mechanism, which is installed on an electronic throttle valve hot riveting or cold riveting device, and is used for automatically adjusting the position of the rotating shaft of the electronic throttle valve to ensure smooth riveting and improve work efficiency.
[0004] To achieve the above purpose, the utility model adopts the following technical scheme:
[0005] An electronic throttle valve rotary alignment mechanism, characterized by comprising a table plate, a movable sleeve, guide rods, a connecting plate, a servo motor and a jacking cylinder. The guide rods are arranged in pairs and spaced apart on the bottom of the table plate. The lower end of each guide rod is connected to a cylinder mounting plate. The jacking cylinder is arranged on the cylinder mounting plate. The connecting plate is slidably arranged on the guide rods via guide sleeves at both ends. The movable sleeve is fixedly arranged on the connecting plate. The servo motor is suspended below the connecting plate. The output shaft of the servo motor is connected to a rotating shaft via a coupling. The rotating shaft is rotatably connected to the movable sleeve. The piston rod of the jacking cylinder is connected to the servo motor. The upper end of the rotating shaft is floatingly provided with a rotary joint. The rotary joint has a bit corresponding to the groove on the electronic throttle valve at the upper end. A sensor is arranged on the table plate to sense the rotational position of the rotary joint.
[0006] Further, the table plate has a through hole for the movable sleeve to extend out of.
[0007] Further, a motor fixing seat is arranged below the connecting plate. The motor fixing seat is connected to the bottom surface of the connecting plate via four support rods arranged at the corners. The servo motor is mounted on the bottom surface of the motor fixing seat.
[0008] Furthermore, a pull rod is connected to the bottom surface of the motor mounting base, and a U-shaped connecting plate is connected to the lower end of the pull rod. The U-shaped connecting plate is limitedly connected to the cylinder connector installed on the piston rod of the lifting cylinder.
[0009] Furthermore, a deep groove ball bearing is provided inside the movable sleeve, and the rotating shaft mates with the inner ring of the deep groove ball bearing.
[0010] Furthermore, the lower end of the rotary joint is sleeved on the upper end of the rotating shaft, and a spring is provided between the rotary joint and the end face of the rotating shaft. The upper part of the rotating shaft has a vertical waist-shaped hole, and a pin is provided on the rotary joint to limit the movement within the waist-shaped hole.
[0011] The advantages of this utility model include: simple structure, automatic alignment, and the ability to rotate the electronic throttle body shaft back to its initial position, thereby providing conditions for the smooth progress of the electronic throttle body riveting process, saving manpower, and improving work efficiency. Attached Figure Description
[0012] Figure 1 This is a schematic diagram of the structure of this utility model;
[0013] Figure 2 This is a cross-sectional structural diagram of the present invention. Detailed Implementation
[0014] The present invention will be further described in detail below with reference to specific embodiments and accompanying drawings.
[0015] One such Figures 1-2 The electronic throttle rotation alignment mechanism shown includes a platform 1, a movable sleeve 2, guide rods 3, a connecting plate 4, a servo motor 5, and a lifting cylinder 6. There are two guide rods 3, spaced apart at the bottom of the platform 1, with a cylinder mounting plate 7 connected to the lower ends of the two guide rods 3. The lifting cylinder 6 is mounted on the cylinder mounting plate 7. The connecting plate 4 is slidably mounted on the guide rods 3 at both ends via guide sleeves 8. The movable sleeve 2 is fixedly mounted on the top surface of the connecting plate 4, and the servo motor 5 is suspended below the connecting plate 4. The output shaft of the servo motor 5 is connected to a rotating shaft 10 via a coupling 9, and this rotating shaft 10 rotatably engages with the movable sleeve 2. The piston rod of the lifting cylinder 6 is connected to the servo motor 5, and the extension and retraction of the lifting cylinder 6 controls the raising and lowering of the servo motor and the connecting plate 4. A rotary joint 11 is floatingly mounted on the upper end of the rotating shaft 10. The upper end of the rotary joint 11 has a bit corresponding to the groove on the electronic throttle valve. The bit is inserted into the groove of the rotating shaft on the electronic throttle valve and drives it to rotate to the initial position. A sensor 12 is provided on the platform 1 to sense the rotation position of the rotary joint 11. The sensor 12 senses whether the rotary joint 11 has reached the predetermined position.
[0016] In order to ensure the lifting of the movable sleeve 2 is not blocked, the platform 1 has a through hole for the movable sleeve 2 to extend out.
[0017] As Figure 1 The lower part of the connecting plate 4 is provided with a motor fixing base 13, the motor fixing base 13 is connected with the bottom surface of the connecting plate 4 through four corner arranged supporting rods 14, the servo motor 5 is installed on the bottom surface of the motor fixing base 13, the structure is convenient for the installation of the servo motor 5 and the shaft coupling. The bottom surface of the motor fixing base 13 is further connected with a pull rod 15, the lower end of the pull rod 15 is connected with a U-shaped connecting plate 16, the U-shaped connecting plate 16 is limitingly connected with a cylinder joint 17 installed on the piston rod of the jacking cylinder 6, the structure makes the piston rod of the jacking cylinder 6 can be quickly connected with the servo motor 5.
[0018] In order to make the position rotation accuracy of the rotating shaft 10 high, the movable sleeve 2 is provided with a deep groove ball bearing, the rotating shaft 10 is matched with the inner ring of the deep groove ball bearing.
[0019] As Figure 2 The lower end of the rotary joint 11 is sleeved on the upper end of the rotating shaft 10, and a spring 18 is arranged between the rotary joint 11 and the end surface of the rotating shaft 10, the upper part of the rotating shaft 10 has a vertical waist-shaped hole, and the rotary joint 11 is provided with a pin shaft 19 which is limited in the waist-shaped hole.
[0020] The use method of the utility model is that when the workpiece is clamped and rotated to the upper part of the device, the piston rod of the jacking cylinder 6 is extended to drive the rotary joint 11 to rise, after rising to the position, the servo motor 5 drives the rotating shaft 10 to rotate, so that the upper end of the rotary joint 11 can be automatically and smoothly inserted into the groove on the rotating shaft of the electronic throttle valve through the action of rotation and floating spring, then the pin shaft 19 on the rotary joint 11 triggers the sensor 12, so as to judge that the rotating shaft of the electronic throttle valve rotates to the initial position, and then the servo motor 5 stops working, and the jacking cylinder 6 is retracted.
[0021] The technical scheme provided by the utility model embodiment is introduced in detail above, the principle and implementation mode of the utility model embodiment are described by applying specific examples in the paper, the above embodiment description is only applicable to help understanding the principle of the utility model embodiment; meanwhile, for the general technical personnel in the field, according to the utility model embodiment, the specific implementation mode and application range will be changed, and according to the above, the content of the specification should not be understood as the limitation of the utility model.
Claims
1. An electronic throttle valve rotation alignment mechanism, characterized in that: The utility model provides a lifting device for electronic throttle valve, including platform (1), movable sleeve (2), guide rod (3), connecting plate (4), servo motor (5), jacking cylinder (6), the number of guide rod (3) is two, and interval setting is in the bottom of platform (1), the lower end of guide rod (3) is connected with cylinder mounting plate (7), jacking cylinder (6) is set up on cylinder mounting plate (7), the both ends of connecting plate (4) are slidably arranged on guide rod (3) through guide sleeve (8), movable sleeve (2) is fixedly arranged on connecting plate (4), servo motor (5) is suspendedly arranged below connecting plate (4), the output shaft of servo motor (5) is connected with rotating shaft (10) through shaft coupling (9), rotating shaft (10) is rotatably connected with movable sleeve (2), the piston rod of jacking cylinder (6) is connected with servo motor (5), the upper end of rotating shaft (10) is floatingly provided with rotary joint (11), the upper end of rotary joint (11) has the head of batch corresponding with the recess of electronic throttle valve, the sensor (12) of the platform (1) is provided with the sensor (12) of the platform (1) and is provided with the sensor (12) of the platform (1) and is provided with the sensor (12) of the platform (1) and is provided with the sensor (12) of the platform (1) and is provided with the sensor (12) of the platform (1) and is provided with the sensor (12) of the platform (1) and is provided with the sensor (12) of the platform (1) and is provided with the sensor (12) of the platform (1) and is provided with the sensor (12) of the platform (1) and is provided with the sensor (12) of the platform (1) and is provided with the sensor (12) of the platform (1) and is provided with the sensor (12) of the platform (1) and is provided with the sensor (12) of the platform (1) and is provided with the sensor (12) 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of the platform (1 2. The electronic throttle valve rotation alignment mechanism according to claim 1, characterized by: 3. The electronic throttle valve rotation alignment mechanism according to claim 1, characterized by: 4. The electronic throttle valve rotation alignment mechanism according to claim 3, characterized by: 5. The electronic throttle valve rotation alignment mechanism according to claim 1, characterized by: 6. The electronic throttle valve rotation alignment mechanism according to claim 1, characterized by: