Servo-driven automatic valve opening device

Abstract

The utility model discloses a servo drive automatic valve opening device which comprises a first rotating disc, a second rotating disc and a motor used for driving the second rotating disc to rotate, a second gear is arranged on the second rotating disc, and a first gear meshed with the second gear is arranged at the position, corresponding to the second gear, of the motor. A thin film is connected between the first rotating disc and the second rotating disc, one end of the thin film is connected with the first rotating disc, the other end of the thin film is connected with the second rotating disc in a clamped mode, and the valve opening device is convenient to operate, simple in structure and long in service life, and the thin film is convenient to disassemble and assemble and not prone to damage.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve opening device technical field, concretely is a kind of servo drive automatic valve opening device. BACKGROUND

[0002] In the field of industrial automation, the control of valves is crucial for various production processes. Traditional valve control devices, such as manual valves, require a lot of manpower to operate, which is not only inefficient but also heavily dependent on the experience and skills of the operator, making it difficult to ensure consistency. Traditional manual valves do not have an automated structure and cannot be controlled by precise programs. An existing valve opening device with valve cloth connects the valve cloth and the turntable by setting them. By rotating the turntable, the valve cloth can also rotate. When the turntable is rotated to a set angle, the middle part of the valve cloth can be closed after twisting, preventing the material from being output through the valve cloth. However, the service life of the traditional valve opening device with valve cloth is short, and the valve cloth can deform and relax after long-term use, causing material leakage. It is difficult for manual operation to close the middle part of the valve cloth by rotating the turntable, and the operation is complex. SUMMARY

[0003] To address the shortcomings of existing technology, the utility model aims to provide a servo drive automatic valve opening device to solve the problems of traditional manual valve opening device operation inconvenience, valve cloth and turntable disassembly inconvenience, low transmission efficiency, and traditional valve opening device valve cloth relaxation causing powder leakage.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a servo drive automatic valve opening device, comprising a first turntable, a second turntable, and a motor for driving the second turntable to rotate. The second turntable is provided with a second gear, and the motor is provided with a first gear meshing with the second gear at the position corresponding to the second gear. The first turntable and the second turntable are connected by a film, one end of which is connected to the first turntable and the other end is connected to the second turntable.

[0005] As a further improvement of the utility model, the second turntable is coaxially provided with a base at its lower end, and the second turntable can rotate on the base. The outer peripheral wall of the second turntable is provided with a convex edge, and the step surface and the convex edge form a limiting gap. The first gear is partially embedded in the limiting gap.

[0006] As a further improvement of the utility model, the convex edge is provided with a positioning ring, and the base is provided with a positioning rod. The positioning rod is provided with a positioning wheel, and the positioning wheel and the positioning ring are in sliding cooperation.

[0007] As a further improvement of the utility model, the positioning ring is provided with an upper inclined surface and a lower inclined surface corresponding to the position of the slide rail, the upper inclined surface abuts against the upper wheel, and the lower inclined surface abuts against the lower wheel.

[0008] As a further improvement of the utility model, the positioning ring is provided with an upper inclined surface and a lower inclined surface corresponding to the position of the slide rail, the upper inclined surface abuts against the upper wheel, and the lower inclined surface abuts against the lower wheel.

[0009] As a further improvement of the utility model, the base is provided with a rotary sealing ring between the base and the second turntable.

[0010] As a further improvement of the utility model, the motor is a servo motor.

[0011] Compared with the prior art, the utility model provides a servo drive automatic valve opening device, has the following beneficial effects: the servo drive automatic valve opening device can drive the turntable to rotate through the motor, so that the film on the turntable can be controlled in opening valve speed and opening valve angle through rotation, the motor is convenient and fast to drive, the film is convenient to disassemble and assemble with the turntable, is convenient for cleaning, and is not prone to deformation after long time use, is not prone to affecting the separation effect of the film on materials, has simple structure and is convenient to operate. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the front view of the utility model;

[0013] Figure 2 It is the top view of the utility model;

[0014] Figure 3 It is the separation state diagram of the first turntable and the second turntable of the utility model;

[0015] Figure 4 It is the A part structure enlarged view of the drawings of the utility model specification; Figure 1

[0016] Figure 5 It is the local structure section view of the utility model.

[0017] Reference signs: 1, first turntable; 2, second turntable; 3, servo motor; 4, first gear; 5, second gear; 6, film; 7, base; 8, step surface; 9, convex edge; 10, limit gap; 11, positioning ring; 12, positioning rod; 13, upper wheel; 14, lower wheel; 15, slide rail; 16, upper inclined surface; 17, lower inclined surface; 18, rotary sealing ring; DETAILED DESCRIPTION

[0018] ​The utility model discloses a servo drive automatic valve opening device, including first carousel 1, second carousel 2 and the motor for driving second carousel 2 rotation, be provided with second gear 5 on second carousel 2, the motor is provided with the first gear 4 of meshing with second gear 5 in the position corresponding second gear 5, be connected with membrane 6 between first carousel 1 and second carousel 2, one end of membrane 6 is connected with first carousel 1, and the other end is connected with second carousel 2.

[0019] When the motor starts, the rotation of the first gear 4 can drive the second gear 5 to rotate, and then the second carousel 2 rotates. At this time, when the first carousel 1 is held by hand, the person skilled in the art can control the first carousel 1 not to rotate, and after the second carousel 2 rotates, the membrane 6 between the first carousel 1 and the second carousel 2 can be twisted and form a closed state in the middle. At this time, the material in the barrel cannot be poured out, and when the second carousel 2 reversely rotates, the membrane 6 returns to its original state, and at this time, the material in the barrel can be poured out with the membrane 6. In the process from the membrane 6 being twisted tightly to the membrane 6 returning to its original state, the membrane 6 will relax with the rotation of the second carousel 2. This relaxation gradually appears a gap in the middle of the membrane 6, and this gap is used to pass the material. At this time, under the condition that the membrane 6 is continuously relaxed, the material can also be continuously poured out from the membrane 6. When the first carousel 1 is fixed on the external device, the person skilled in the art can control the external device to make the first carousel 1 fixed and not rotating, so as to form a closed state in the middle of the membrane 6 by cooperating with the rotation of the second carousel 2. The utility model adopts one end of the membrane 6 being connected with the second carousel 2, which is more convenient to disassemble and assemble, and the membrane 6 is not easy to be damaged or deformed when being twisted tightly or relaxed, so the service life is long. Moreover, the gear transmission has higher precision, and the transmission efficiency can be adjusted according to the density of the teeth of the gear. In the utility model, the motor can be a servo motor 3 or a stepping motor.

[0020] The lower end of the second carousel 2 is coaxially provided with a base 7, the second carousel 2 can rotate on the base 7, the outer peripheral wall of the base 7 towards one end of the second carousel 2 is annularly provided with a stepped surface 8, the outer peripheral wall of the second carousel 2 is provided with a convex edge 9, a limiting gap 10 is formed between the stepped surface 8 and the convex edge 9, and the first gear 4 is partially embedded in the limiting gap 10.

[0021] In the implementation of the scheme, the base 7 can be fixedly connected with an external device, the second turntable 2 is placed corresponding to the base 7 and rotates with the base 7, and in the scheme, the rotation of the second turntable 2 is driven by the motor to drive the first gear 4 to rotate, thereby driving the second gear 5 to rotate, and further driving the second turntable 2 to rotate. The stepped surface 8 is arranged on the base 7, and the stepped surface 8 in the scheme can support the second gear 5. The protruding edge 9 is arranged on the outer circumferential wall of the second turntable 2, and the protruding edge 9 can form cooperation with the stepped surface 8 to limit the second gear 5 upward and downward. The second gear 5 is installed in the limiting gap 10 between the protruding edge 9 and the stepped surface 8, and the gear is more stable after installation.

[0022] The outer end of the protruding edge 9 extends circumferentially to be provided with a positioning ring 11, the base 7 is provided with a positioning rod 12, the positioning rod 12 is provided with a positioning wheel, and the positioning wheel is in sliding cooperation with the outer side wall of the positioning ring 11.

[0023] The protruding edge 9 extends to be provided with the positioning ring 11 at the outer end, the base 7 is provided with the positioning rod 12, one positioning rod 12 is provided with one positioning wheel, in the implementation of the scheme, the number of the positioning wheels can be set to one or more according to the demand of the person skilled in the art, and preferably, three positioning wheels are set, which are arranged at three different positions on the outer circumferential wall of the positioning ring 11 and are in contact with the positioning ring 11. The positioning wheel can rotate on the positioning rod 12, so that when the second turntable 2 rotates, the positioning wheel can rotate in cooperation and limit the positioning ring 11, so that the second turntable 2 can also be limited, and the rotation is more stable and not easy to deviate from the original position.

[0024] The positioning wheel includes an upper wheel 13 and a lower wheel 14, a sliding rail 15 is formed between the upper wheel 13 and the lower wheel 14, the positioning ring 11 is in abutment with the upper wheel 13 and the lower wheel 14 upward and downward respectively, and the positioning ring 11 is in sliding cooperation with the sliding rail 15.

[0025] In the implementation of the scheme, the positioning wheel is combined into the upper wheel 13 and the lower wheel 14, the upper wheel 13 can be in abutment with the upper end of the positioning ring 11, the lower wheel 14 can be in abutment with the lower end of the positioning ring 11, and the sliding rail 15 formed between the upper wheel 13 and the lower wheel 14 is arranged corresponding to the position of the positioning ring 11. After the positioning ring 11 is clamped in the sliding rail 15, the second turntable 2 drives the positioning ring 11 to rotate, at this time, the upper wheel 13 and the lower wheel 14 can rotate together with the positioning ring 11 and can limit the positioning ring 11 upward and downward, the sliding mode is simple, the positioning effect is good, and the surface in contact with the positioning ring 11 can be an arc surface, an inclined surface or other surfaces that can be adapted to the upper wheel 13 and the lower wheel 14.

[0026] The positioning ring 11 is provided with an upper inclined surface 16 and a lower inclined surface 17 corresponding to the position of the slide rail 15, the upper inclined surface 16 is in abutment with the upper wheel 13, and the lower inclined surface 17 is in abutment with the lower wheel 14.

[0027] In the implementation of the scheme, preferably, the surfaces of the positioning ring 11 in contact with the upper wheel 13 and the lower wheel 14 are respectively set as the upper inclined surface 16 and the lower inclined surface 17, which are more suitable for the upper wheel 13 with an inclined surface and the lower wheel 14 with an inclined surface adopted in the scheme, and the rotation is more smooth and stable.

[0028] The base 7 is provided with a rotary sealing ring 18 between the base 7 and the second turntable 2.

[0029] In the implementation of the scheme, the rotary sealing ring 18 is adopted, which can keep a sealed state when the second turntable 2 and the base 7 cooperate to rotate, so as to avoid the leakage of materials from between the second turntable 2 and the base 7.

[0030] The motor is a servo motor 3.

[0031] The servo motor 3 is preferably adopted in the scheme, and the servo motor 3 has the advantages of high control precision, fast response speed, good torque characteristics, stable operation, wide speed regulation range, and the like, and has higher driving efficiency, and is more suitable for the automatic valve opening device with the automatic compensation function.

[0032] The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited to the above-mentioned embodiments, and any technical scheme belonging to the idea of the utility model belongs to the protection scope of the utility model. It should be noted that, for ordinary technical personnel in the technical field, some improvements and decorations without departing from the principle of the utility model are also regarded as the protection scope of the utility model.

Claims

1. A servo-driven automatic valve opening device characterized by comprising: The utility model discloses a first rotating disc, second rotating disc and motor for driving second rotating disc rotation are included, second gear is arranged on the second rotating disc, the first gear that is engaged with second gear is arranged on the motor corresponding second gear position, the membrane is connected between the first rotating disc and the second rotating disc, one end of the membrane is connected with the first rotating disc, and the other end is connected with the second rotating disc.

2. The servo-driven automatic valve opening device according to claim 1, characterized in that The lower end of the second rotating disc is coaxially provided with a base, the second rotating disc can rotate on the base, the outer peripheral wall of the base towards the one end of the second rotating disc is annularly provided with a stepped surface, the outer peripheral wall of the second rotating disc is provided with a convex edge, the stepped surface and the convex edge form a limiting gap, and the first gear is partially embedded in the limiting gap.

3. The servo-driven automatic valve opening device according to claim 2, wherein The outer end of the convex edge is circumferentially extended to be provided with a positioning ring, the base is provided with a positioning rod, the positioning rod is provided with a positioning wheel, and the positioning wheel and the outer side wall of the positioning ring are in sliding fit.

4. The servo-driven automatic valve opening device according to claim 3, wherein The positioning wheel comprises an upper wheel and a lower wheel, a sliding rail is formed between the upper wheel and the lower wheel, the positioning ring is in abutment with the upper wheel and the lower wheel respectively, and the positioning ring and the sliding rail are in sliding fit.

5. The servo-driven automatic valve opening device according to claim 4, wherein The positioning ring is provided with an upper inclined surface and a lower inclined surface corresponding to the position of the sliding rail, the upper inclined surface is in abutment with the upper wheel, and the lower inclined surface is in abutment with the lower wheel.

6. A servo-driven automatic valve opening device according to claim 2 or 3 or 4 or 5, characterized in that A rotary sealing ring is arranged between the base and the second rotating disc.

7. The servo-driven automatic valve opening device according to claim 1 or 2 or 3 or 4 or 5, characterized in that, The motor is a servo motor.

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