CN210981704U

CN210981704U - Engine vibration simulation device

Info

Publication number: CN210981704U
Application number: CN201922081632.6U
Authority: CN
Inventors: 闫志旺
Original assignee: Tianjin Zhi Zhen Automatic Equipment Co ltd
Current assignee: Tianjin Zhi Zhen Automatic Equipment Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-07-10
Anticipated expiration: 2029-11-27

Abstract

The utility model provides a simulated engine vibration device, which comprises a cam structure, a connecting plate, a knocking hammer structure and a driving device capable of driving the cam structure to rotate; the output end of the driving device is connected with the round wheel part of the cam structure, the knocking hammer structure is arranged at the top end of the connecting plate, and the cam part of the cam structure is connected with the connecting plate. The utility model discloses create a simulation engine vibrator, solved because lack the check out test set's of simulation engine vibrations technical problem among the prior art.

Description

Engine vibration simulation device

Technical Field

The invention belongs to the field of element detection, and particularly relates to a device for simulating vibration of an engine.

Background

The work piece is in accomplishing the processing back, need carry out operating mode simulation to the work piece and detect, lacks the check out test set that simulation engine shakes among the prior art, and then all adopts the manual work to detect the work piece among the prior art, and is inefficient among the testing process to the defective rate that the result that detects appears is higher, leads to final product quality poor stability scheduling problem.

Disclosure of Invention

In view of the above, the present invention provides a device for simulating engine vibration, which solves the technical problem of lack of a detection device for simulating engine vibration in the prior art;

and further solve traditional artifical in to the testing process of work piece inefficiency to the defective rate that the result of detection appears is higher, leads to final product quality poor stability scheduling problem.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

a device for simulating the vibration of an engine comprises a cam structure, a connecting plate, a knocking hammer structure and a driving device capable of driving the cam structure to rotate;

the output end of the driving device is connected with the round wheel part of the cam structure, the knocking hammer structure is arranged at the top end of the connecting plate, and the cam part of the cam structure is connected with the connecting plate;

the vibration device further comprises a fixed shaft rotating mechanism, the fixed shaft rotating mechanism comprises a rotating shaft, two fixing blocks and two positioning blocks, the two fixing blocks are symmetrically arranged on the front side and the rear side of the connecting plate, the front end part and the rear end part of the rotating shaft are rotatably connected with one fixing block, and each fixing block tightly presses the connecting plate through one positioning block;

the connecting plate is provided with a through hole, the rotating shaft penetrates through the through hole, and the difference between the diameter of the through hole and the diameter of the rotating shaft is larger than or equal to the distance between the circle center of the circular wheel part of the cam structure and the circle center of the cam part of the cam structure.

Further, the knocking hammer structure comprises a knocking block, a bolt and a connecting block, the knocking block is connected with the knocking block through the bolt, the knocking block is connected with the bolt through a nut, and the connecting block is connected with the connecting plate.

Further, the vibrating device further comprises a workbench, and the two fixing blocks are arranged on the upper end face of the workbench.

Furthermore, drive arrangement includes servo motor and motor base, servo motor pass through motor base with the workstation is connected.

Furthermore, the vibration device also comprises a pull-back mechanism, wherein the pull-back mechanism comprises a positioning column, a baffle, a supporting column and an elastic device which can be connected with a workpiece working table to be tested;

the positioning column is arranged on the upper end face of the workbench, the positioning column is arranged on the opposite side of the knocking direction of the knocking hammer structure, the baffle is detachably connected with the positioning column, and the baffle is connected with the elastic device through the supporting column.

Furthermore, the elastic device comprises one or more tension springs, and when the elastic device comprises a plurality of tension springs, each tension spring is connected with the baffle through one strut.

Further, the knocking block is a nylon block.

Compared with the prior art, the engine vibration simulating device has the following advantages:

the device for simulating the vibration of the engine overcomes the defects of instability of judgment of manual knocking converted into vibration in the existing production, difficulty in adjustment of simple machinery, poor processing quality and the like, and completely realizes closed processing of a full process and full-automatic vibration detection production by using the device, so that unmanned production conditions can be met.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. In the drawings:

FIG. 1 is a schematic structural diagram of a device for simulating engine vibration according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of another embodiment of a device for simulating engine vibration according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a rapping hammer in a device for simulating the vibration of an engine according to an embodiment of the present invention.

Description of reference numerals:

101-a servo motor; 201-cam configuration; 301-connecting plate; 302-knocking block; 401-fixed block; 402-a rotating shaft; 403-positioning block; 501-a positioning column; 502-a baffle; 503-elastic means.

Detailed Description

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be described in detail with reference to the following embodiments with reference to the attached drawings.

A simulation engine vibration device is shown in figure 1 and comprises a cam structure 201, a connecting plate 301, a knocking hammer structure and a driving device capable of driving the cam structure 201 to rotate;

the output end of the driving device is connected with the round wheel part of the cam structure 201, the knocking hammer structure is arranged at the top end of the connecting plate 301, and the cam part of the cam structure 201 is connected with the connecting plate 301; the device automatically controls the knocking hammer structure through the driving device, so that the instability of judging that manual knocking is converted into vibration in the existing production is overcome, the problems of difficulty in adjustment, poor processing quality and the like of simple machinery are solved, the device is utilized to completely realize closed processing of the whole process, full-automatic vibration detection production is realized, and unmanned production conditions can be met.

In this embodiment, the cam structure 201 is a curved profile formed by combining two circles (a large circle and a small circle) with different diameters, the circular wheel portion is a large circle, and the cam portion is a small circle;

the vibrating device further comprises a fixed shaft rotating mechanism, the fixed shaft rotating mechanism comprises a rotating shaft 402, two fixing blocks 401 and two positioning blocks 403, the two fixing blocks 401 are symmetrically arranged on the front side and the rear side of the connecting plate 301, the front end part and the rear end part of the rotating shaft 402 are rotatably connected with one fixing block 401, each fixing block 401 compresses the connecting plate 301 through one positioning block 403, and the stability of the connecting plate 301 in the transmission process can be improved through the fixed shaft rotating mechanism;

the connecting plate 301 is provided with a through hole, the rotating shaft 402 penetrates through the through hole, and the difference between the diameter of the through hole and the diameter of the rotating shaft 402 is larger than or equal to the distance between the circle center of the circular wheel part of the cam structure 201 and the circle center of the cam part of the cam structure 201.

Strike the hammer structure including strikeing piece 302, bolt and connecting block, strike piece 302 and pass through the bolt and strike piece 302 and be connected, strike piece 302 and pass through nut and bolted connection, the connecting block is connected with connecting plate 301, in this embodiment, strikes piece 302 and is the nylon piece.

The vibrating device further comprises a workbench, and the two fixing blocks 401 are arranged on the upper end face of the workbench. The driving device comprises a servo motor 101 and a motor base, and the servo motor 101 is connected with the workbench through the motor base.

The vibration device also comprises a pull-back mechanism, wherein the pull-back mechanism comprises a positioning column 501, a baffle plate 502, a support column and an elastic device 503 which can be connected with a workpiece worktable to be tested; reference column 501 sets up the up end at the workstation, and reference column 501 sets up and strikes the different sides of direction at the hammer structure, and baffle 502 can dismantle with reference column 501 and be connected, and in this example, baffle 502 and reference column 501 threaded connection, baffle 502 pass through the pillar to be connected with resilient means 503, can provide the stability of being tested the vibrations of work piece workstation through pull-back mechanism.

The resilient means 503 comprises one or more tension springs, and when the resilient means 503 comprises a plurality of tension springs, each tension spring is connected to the stop 502 by a strut, in this embodiment the resilient means 503 comprises one tension spring.

Working mode of the example

Firstly, a plurality of workpieces to be tested are placed on a workpiece workbench to be tested, one end of a tension spring is connected with the workpiece workbench to be tested, the other end of the tension spring is connected with a baffle 502, then the servo motor 101 is started, and the knocking block 302 continuously knocks the workpiece workbench to be tested along with the continuous rotation of the cam structure 201.

The invention is not limited to the specific embodiments described above, but rather should be construed as broadly as possible, and all changes, equivalents, and improvements that fall within the spirit and scope of the invention are intended to be embraced therein.

Claims

1. A device for simulating vibration of an engine is characterized in that: the device comprises a cam structure (201), a connecting plate (301), a knocking hammer structure and a driving device capable of driving the cam structure (201) to rotate;

the output end of the driving device is connected with the round wheel part of the cam structure (201), the knocking hammer structure is arranged at the top end of the connecting plate (301), and the cam part of the cam structure (201) is connected with the connecting plate (301);

the vibration device further comprises a fixed shaft rotating mechanism, the fixed shaft rotating mechanism comprises a rotating shaft (402), two fixing blocks (401) and two positioning blocks (403), the two fixing blocks (401) are symmetrically arranged on the front side and the rear side of the connecting plate (301), the front end part and the rear end part of the rotating shaft (402) are rotatably connected with one fixing block (401), and each fixing block (401) compresses the connecting plate (301) through one positioning block (403);

the connecting plate (301) is provided with a through hole, the rotating shaft (402) penetrates through the through hole, and the difference between the diameter of the through hole and the diameter of the rotating shaft (402) is larger than or equal to the distance between the circle center of the circular wheel part of the cam structure (201) and the circle center of the cam part of the cam structure (201).

2. A simulated engine shock apparatus as claimed in claim 1, wherein: the knocking hammer structure comprises a knocking block (302), a bolt and a connecting block, the knocking block (302) is connected with the knocking block (302) through the bolt, the knocking block (302) is connected with the bolt through a nut, and the connecting block is connected with the connecting plate (301).

3. A simulated engine shock apparatus as claimed in claim 2, wherein: the vibrating device further comprises a workbench, and the two fixing blocks (401) are arranged on the upper end face of the workbench.

4. A simulated engine shock apparatus as claimed in claim 3, wherein: the driving device comprises a servo motor (101) and a motor base, and the servo motor (101) is connected with the workbench through the motor base.

5. A simulated engine shock device as claimed in claim 4, wherein: the vibration device also comprises a pull-back mechanism, wherein the pull-back mechanism comprises a positioning column (501), a baffle (502), a support column and an elastic device (503) which can be connected with a workpiece working table to be tested;

the positioning column (501) is arranged on the upper end face of the workbench, the positioning column (501) is arranged on the opposite side of the knocking direction of the knocking hammer structure, the baffle (502) is detachably connected with the positioning column (501), and the baffle (502) is connected with the elastic device (503) through the supporting column.

6. A simulated engine shock device as claimed in claim 5, wherein: the elastic device (503) comprises one or more tension springs, and when the elastic device (503) comprises a plurality of tension springs, each tension spring is connected with the baffle (502) through one strut.

7. A simulated engine shock device as claimed in any one of claims 2 to 6, wherein: the knocking block (302) is a nylon block.