CN111609914A - A vibration detection device for equipment used in the research and development of precision electromechanical products - Google Patents

Abstract

The invention discloses a vibration detection device for equipment for research and development of precise electromechanical products, which comprises a base, wherein a shell is fixedly connected to the middle position of the top of the base, an inner box is arranged inside the shell, a clamping mechanism is fixedly connected to the inner wall of the top of the inner box, a push rod is welded in the middle of the outer wall of one side of the inner box, a sleeve is welded in the middle of the outer wall of one side of the shell, one end of the push rod is inserted into the sleeve, a threaded column is connected to one end of the sleeve in a threaded mode, a cover plate is welded on the outer side of the threaded column, and a pressure sensor is fixedly connected to the middle of one. The invention detects the pressure formed by the push rod during the displacement through the pressure sensor, compares the vibration amplitudes of different electromechanical devices by measuring the pressure, converts the vibration of the device into a measurable physical quantity, and detects the physical quantity, thereby being convenient for mastering the vibration change of the electromechanical devices in different research and development stages.

Description

A vibration detection device for equipment used in the research and development of precision electromechanical products

technical field

The invention relates to the technical field of electromechanical detection, in particular to a vibration detection device for equipment used in the research and development of precision electromechanical products.

Background technique

At present, electromechanical products refer to various types of agricultural machinery, electrical appliances, and electronic performance production equipment and household appliances produced by using machinery, electrical appliances, and electronic equipment. Generally, it includes mechanical equipment, electrical equipment, means of transportation, electronic products, electrical products, instruments and meters, metal products, etc., as well as their parts and components.

For motor-driven electromechanical products, in order to ensure their stable operation, the vibration amplitude needs to be regulated during the research and development process. To compare the vibration amplitudes in different R&D stages, it is urgent to design a vibration detection device for precision electromechanical product R&D equipment to solve the above problems.

SUMMARY OF THE INVENTION

The purpose of the present invention is to propose a vibration detection device for the research and development of precision electromechanical products in order to solve the shortcomings of the prior art.

In order to achieve the above object, the present invention adopts the following technical solutions:

A vibration detection device for precision electromechanical product research and development equipment, comprising a base, a shell is fixedly connected to a middle position of the top of the base, an inner box is arranged inside the shell, and a clamping mechanism is fixedly connected to an inner wall of the top of the inner box, And the middle part of the outer wall of the inner box side is welded with a push rod, the middle part of the outer wall of the outer casing side is welded with a sleeve, and one end of the push rod is inserted into the inside of the sleeve, and one end of the sleeve is threadedly connected with a threaded column. , and the outer side of the threaded column is welded with a cover plate, the middle part of the cover plate close to one side of the push rod is fixedly connected with a pressure sensor, and the pressure sensitive element of the pressure sensor is in contact with the push rod, and the cover plate is far away from one side of the pressure sensor. Handles are welded on the side.

As a further solution of the present invention: the clamping mechanism includes a push rod motor, a clamping plate and a rubber pad, and the two push rod motors are fixedly connected to the inner wall of the top of the inner box, and the clamping plate is fixedly connected to the two push rods At the bottom of the motor, the rubber pad is evenly bonded to the bottom of the clamping plate.

As a further solution of the present invention, a groove is formed on the top of the base near the inner box side, and the inner wall of the groove is rotatably connected with first rollers distributed at equal distances through bearings.

As a further solution of the present invention, a threaded sleeve is welded to the bottom of the casing near the sleeve side, and a first screw is threadedly connected to the inside of the threaded sleeve, and one end of the first screw extends into the inner box.

As a further solution of the present invention, one end of the first screw rod extending inside the inner box is rotatably connected with a push plate through a bearing, and the other end of the first screw rod is welded with a turning handle.

As a further solution of the present invention: the middle position of the top of the casing is threadedly connected with a second screw, and the top key of the second screw is connected with a crank handle, the bottom of the second screw is rotatably connected with a fixed plate, and the bottom of the fixed plate rotates A second roller is connected, and the bottom of the second roller is in contact with the outer wall of the top of the inner box.

As a further solution of the present invention, a plug sleeve is welded on one side of the outer wall of the top of the inner box, and a plug is inserted into the plug sleeve. The top of the plug extends to the top of the shell, and the plug is made of steel.

As a further scheme of the present invention: the top of the outer wall of one side of the casing is connected with a bracket by bolts, and the inner wall of the top of the bracket is bonded with a permanent magnet, the permanent magnet is located directly above the latch, and the top of the latch and the bottom of the permanent magnet are The spacing is equal to the height of the inner wall of the socket.

As a further solution of the present invention, an observation window is arranged in the middle of one side of the casing.

As a further solution of the present invention: a spring is welded on one side of the push plate, a buffer plate is welded on the side of the spring away from the push plate, a limit rod is welded on the bottom of the buffer plate close to the push plate, and the limit rod is inserted connected to the bottom of the push plate.

The beneficial effects of the present invention are:

1. By setting the push rod, pressure sensor and threaded column, the electromechanical equipment drives the inner box to vibrate during operation, and the vibration of the inner box drives the push rod to move. The pressure formed by the push rod during displacement is detected by the pressure sensor to measure the pressure. Compare the vibration amplitude of different electromechanical equipment, convert the vibration of the equipment into a measurable physical quantity, and detect it, so as to grasp the change of vibration formed by the electromechanical equipment in different development stages. The column and the pressure sensor are taken out from the sleeve, which is convenient for the maintenance and debugging of the device;

2. By setting the plug, bracket and permanent magnet, when the device is in an idle state, the plug is inserted into the socket, the inner box is positioned, the contact state between the push rod and the pressure sensor is maintained, and the accuracy of the test results is ensured, and the mechanical and electrical equipment is clamped. After completion, before testing begins, pull the pin out of the socket;

3. By setting the spring and the limit rod, when the push plate is pushed out to the inner box, the buffer plate first contacts the inner box, and the spring is compressed during the pushing process to buffer the pressure on the inner box. During this process, the limit rod Slide along the insertion point between itself and the push plate to limit the stroke of the buffer plate to avoid offset.

Description of drawings

1 is a cross-sectional view of the structure of a vibration detection device for equipment used in the research and development of precision electromechanical products proposed in Embodiment 1;

2 is a schematic structural diagram of a vibration detection device for equipment used in the research and development of precision electromechanical products proposed in Embodiment 1;

3 is a schematic structural diagram of an inner box of a vibration detection device for equipment used in the research and development of precision electromechanical products proposed in Embodiment 1;

FIG. 4 is a schematic structural diagram of a first screw of a vibration detection device for equipment used in the research and development of precision electromechanical products proposed in Embodiment 2. FIG.

In the picture: 1 base, 2 push plate, 3 first roller, 4 thread sleeve, 5 first screw, 6 handle, 7 handle, 8 cover plate, 9 thread column, 10 pressure sensor, 11 sleeve, 12 pusher Rod, 13 shell, 14 inner box, 15 fixed plate, 16 second screw, 17 crank, 18 second roller, 19 bracket, 20 permanent magnet, 21 latch, 22 insert, 23 push rod motor, 24 rubber pad , 25 clamping plate, 26 observation window, 27 spring, 28 buffer plate, 29 limit rod.

Detailed ways

The technical solution of the present patent will be described in further detail below in conjunction with specific embodiments.

Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present patent, but should not be construed as a limitation on the present patent.

In the description of this patent, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", The orientation or positional relationship indicated by "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present patent and simplifying the description, rather than indicating or implying The device or element referred to must have, be constructed, and operate in a particular orientation and is not to be construed as a limitation of this patent.

In the description of this patent, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected" and "arranged" should be understood in a broad sense. , it can also be detachably connected and set, or integrally connected and set. For those of ordinary skill in the art, the specific meanings of the above terms in this patent can be understood according to specific situations.

Example 1

1-3, a vibration detection device for precision electromechanical product research and development equipment, including a base 1, the middle position of the top of the base 1 is fixedly connected with an outer casing 13, and the inner casing 13 is provided with an inner box 14, and the top of the inner box 14 is provided with an inner box 14. A clamping mechanism is fixedly connected to the inner wall, a push rod 12 is welded to the middle of the outer wall of the inner box 14 , a sleeve 11 is welded to the middle of the outer wall of the outer casing 13 , and one end of the push rod 12 is inserted into the inside of the sleeve 11 . One end of the sleeve 11 is threadedly connected with a threaded column 9, and the outer side of the threaded column 9 is welded with a cover plate 8. The middle of the cover plate 8 close to the push rod 12 is fixedly connected with a pressure sensor 10, and the pressure of the pressure sensor 10 is sensitive. The element is in contact with the push rod 12 , and the handle 7 is welded on the side of the cover plate 8 away from the pressure sensor 10 .

The clamping mechanism includes a push rod motor 23 , a clamping plate 25 and a rubber pad 24 , and the two push rod motors 23 are fixedly connected to the inner wall of the top of the inner box 14 , and the clamping plate 25 is fixedly connected to the two push rod motors 23 The rubber pad 24 is evenly bonded to the bottom of the clamping plate 25.

Wherein, the top of the base 1 close to the inner box 14 is provided with a groove, and the inner wall of the groove is connected with the first rollers 3 distributed at equal distances through the bearing rotation, and the first rollers 3 are supported on the bottom of the inner box 14. The sliding friction between the inner box 14 and the base 1 is converted into rolling friction, and during detection, the relative movement process between the inner box 14 and the base 1 can be guaranteed to be smooth.

A threaded sleeve 4 is welded to the bottom of the casing 13 near the sleeve 11 , and a first screw 5 is threadedly connected to the inside of the threaded sleeve 4 , and one end of the first screw 5 extends into the inner box 14 .

Wherein, one end of the first screw 5 extending inside the inner box 14 is connected to the push plate 2 through a bearing, and the other end of the first screw 5 is welded with a turning handle 6. After detection, the push rod motor 23 pushes the clamping plate 25 upward. Lift, rotate the first screw 5 through the handle 6, and push the push plate 2 toward the electromechanical device, which can assist the process of moving the electromechanical device out of the inner box 14 and make the operation of the device more convenient.

The middle position of the top of the housing 13 is threadedly connected with a second screw 16, and the top of the second screw 16 is keyed with a crank handle 17, the bottom of the second screw 16 is rotatably connected with a fixed plate 15, and the bottom of the fixed plate 15 is rotatably connected There is a second roller 18 whose bottom is in contact with the outer wall of the top of the inner box 14 .

One side of the outer wall of the top of the inner box 14 is welded with a plug 22 , and a plug 21 is inserted into the plug 22 .

Wherein, the top of the outer wall of the casing 13 is connected with a bracket 19 by bolts, and the inner wall of the top of the bracket 19 is bonded with a permanent magnet 20, the permanent magnet 20 is located directly above the latch 21, and the top of the latch 21 and the bottom of the permanent magnet 20. The spacing is equal to the height of the inner wall of the socket 22 .

An observation window 26 is provided in the middle of one side of the outer casing 13 , and the condition of the electromechanical equipment in the inner box 14 is monitored through the observation window 26 .

Working principle: The electromechanical equipment to be tested is put into the inner box 14, the push rod motor 23 pushes the clamping plate 25 downward to clamp and fix the electromechanical equipment, and the second screw 16 is rotated downward by the crank handle 17, so that the second The roller 18 presses the top of the inner box 14, and starts the electromechanical equipment. The electromechanical equipment drives the inner box 14 to vibrate during operation, and the vibration of the inner box 14 drives the push rod 12 to move. The pressure is measured to compare the vibration amplitude of different electromechanical equipment. After the detection, the push rod motor 23 lifts the clamping plate 25 upward, and the first screw 5 is rotated by the rotary handle 6 to push the push plate 2 to the electromechanical equipment. When the device is in an idle state, the plug 21 is inserted into the plug sleeve 22 to position the inner case 14 and keep the push rod 12 and the pressure sensor 10 in place. To ensure the accuracy of the detection results, after the mechanical and electrical equipment is clamped and before the detection starts, the plug 21 is pulled out of the socket 22, and the permanent magnet 20 is used to adsorb and fix the plug 21.

Example 2

Referring to FIG. 4 , a vibration detection device for equipment used in the research and development of precision electromechanical products. Compared with the first embodiment, a spring 27 is welded on one side of the push plate 2 , and a buffer is welded on the side of the spring 27 away from the push plate 2 The bottom of the buffer plate 28 near the push plate 2 is welded with a limit rod 29 , and the limit rod 29 is inserted into the bottom of the push plate 2 .

Working principle: When the push plate 2 is pushed out to the inner box 14, the buffer plate 28 first contacts the inner box 14, and compresses the spring 27 during the pushing process to buffer the pressure on the inner box 14. During this process, the limit rod 29 It slides along the insertion point between itself and the push plate 2 to limit the stroke of the buffer plate 28 to avoid deviation.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (10)

1. The vibration detection device for the equipment for the research and development of the precise electromechanical products comprises a base (1) and is characterized in that a shell (13) is fixedly connected to the middle position of the top of the base (1), an inner box (14) is arranged inside the shell (13), a clamping mechanism is fixedly connected to the inner wall of the top of the inner box (14), a push rod (12) is welded to the middle of the outer wall of one side of the inner box (14), a sleeve (11) is welded to the middle of the outer wall of one side of the shell (13), one end of the push rod (12) is inserted into the sleeve (11), a threaded column (9) is in threaded connection with one end of the sleeve (11), a cover plate (8) is welded to the outer side of the threaded column (9), a pressure sensor (10) is fixedly connected to the middle of the cover plate (8) close to one side of the push rod (12), and a pressure sensitive element of the pressure sensor, and a handle (7) is welded on one side of the cover plate (8) far away from the pressure sensor (10).

2. The vibration detection device for the precision electromechanical product research equipment according to claim 1, wherein the clamping mechanism comprises a push rod motor (23), a clamping plate (25) and a rubber pad (24), the two push rod motors (23) are fixedly connected to the inner wall of the top of the inner box (14), the clamping plate (25) is fixedly connected to the bottoms of the two push rod motors (23), and the rubber pad (24) is uniformly adhered to the bottom of the clamping plate (25).

3. The vibration detection device of the precision electromechanical product research equipment according to any one of claims 1-2, characterized in that the base (1) is provided with a groove at the top of one side close to the inner box (14), and the inner wall of the groove is rotatably connected with the first rollers (3) which are distributed equidistantly through a bearing.

4. The vibration detecting device for the precise electromechanical product research and development equipment according to claim 1, characterized in that the threaded sleeve (4) is welded at the bottom of one side of the outer shell (13) close to the sleeve (11), the first screw (5) is connected with the internal thread of the threaded sleeve (4), and one end of the first screw (5) extends to the inside of the inner box (14).

5. The vibration detection device for the precision electromechanical product research equipment according to claim 4, characterized in that one end of the first screw rod (5) extending inside the inner box (14) is rotatably connected with the push plate (2) through a bearing, and the other end of the first screw rod (5) is welded with the rotating handle (6).

6. The vibration detecting device for the precision electromechanical product research equipment according to claim 1, wherein a second screw (16) is threadedly connected to a middle position of the top of the housing (13), a crank (17) is keyed to the top of the second screw (16), a fixing plate (15) is rotatably connected to the bottom of the second screw (16), a second roller (18) is rotatably connected to the bottom of the fixing plate (15), and the bottom of the second roller (18) is in contact with the outer wall of the top of the inner box (14).

7. The vibration detection device for the precision electromechanical product research and development equipment is characterized in that an inserting sleeve (22) is welded on one side of the outer wall of the top of the inner box (14), a plug pin (21) is inserted into the inserting sleeve (22), the top of the plug pin (21) extends to the upper part of the outer shell (13), and the plug pin (21) is made of steel materials.

8. The vibration detection device for the precision electromechanical product research and development equipment according to claim 7, wherein a bracket (19) is connected to the top of the outer wall of one side of the housing (13) through a bolt, a permanent magnet (20) is bonded to the inner wall of the top of the bracket (19), the permanent magnet (20) is located right above the plug pin (21), and the distance between the top of the plug pin (21) and the bottom of the permanent magnet (20) is equal to the height of the inner wall of the plug bush (22).

9. The vibration detecting apparatus for precision electromechanical product development equipment according to claim 1, wherein a viewing window (26) is provided in a middle portion of one side of said housing (13).

10. The vibration detection device for the precision electromechanical product research and development equipment is characterized in that a spring (27) is welded on one side of the push plate (2), a buffer plate (28) is welded on one side, away from the push plate (2), of the spring (27), a limiting rod (29) is welded on the bottom of one side, close to the push plate (2), of the buffer plate (28), and the limiting rod (29) is inserted into the bottom of the push plate (2).

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