CN205209717U - Vibration testing appearance - Google Patents
Vibration testing appearance Download PDFInfo
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- CN205209717U CN205209717U CN201520934845.8U CN201520934845U CN205209717U CN 205209717 U CN205209717 U CN 205209717U CN 201520934845 U CN201520934845 U CN 201520934845U CN 205209717 U CN205209717 U CN 205209717U
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- vibrating motor
- measurement instrument
- objective table
- vibration measurement
- spring
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Abstract
The embodiment of the utility model discloses vibration testing appearance. This vibration testing appearance includes: objective table, vibrating motor, two at least spring, chassis and converters. Wherein, vibrating motor and every the first end of spring with the lower extreme fixed connection of objective table, vibrating motor connects the lower extreme middle position of objective table, every the second end of spring and the upper end fixed connection on chassis, the converter with the vibrating motor electricity is connected. Because the embodiment of the utility model provides an in pass through converter control the vibrating motor oscillation generation, vibrating motor's vibration frequency is higher with the vibration frequency goodness of fit in product circulation or the use, consequently can improve the reliable degree of producing quality control and looking into through this vibration testing appearance to effectively inspect out the defective products before the product dispatches from the factory, this equipment structure is simple simultaneously, and stability is high, and easy operation is convenient, low in production cost.
Description
Technical field
The utility model relates to detecting instrument field, particularly a kind of vibration measurement instrument.
Background technology
Nowadays, the circulation of product is frequent, by there being the vibration of different conditions to produce in the process of circulation, causes product damage in various degree.The vibration produced in the process of circulation is inevitable, in order to reduce the damage of product in the process of circulation, the packing cost of product can be increased, if just improve packing cost simply, unnecessary waste can be brought, on the contrary fragility be packaged in bring high cost while also can affect the image of product.
Therefore in order to improve the quality of product, reducing the cost, vibration-testing being carried out to product and seems particularly important.Vibration-testing refers to make in test a succession of controllable vibration simulation, and whether test products can bear the test of the vibration factor in the vibration of circulation environment or environment for use in life cycle.
Vibration-testing is carried out to product and can adopt vibration measurement instrument, existing vibration measurement instrument mostly is electromagnetism adhesive and produces vibration, the vibration goodness of fit in this vibration measurement instrument and actual environment is not high, and what have may deviate from mutually with actual environment, the fiduciary level of test products that can not be authentic and valid.
Utility model content
For solving the problem, the utility model embodiment discloses a kind of vibration measurement instrument.
Technical scheme is as follows: the utility model embodiment discloses a kind of vibration measurement instrument, comprise: objective table, vibrating motor, at least two springs, chassis and frequency converters, wherein, described vibrating motor is fixedly connected with the lower end of described objective table with the first end of each described spring; Described vibrating motor is connected to the lower end middle position of described objective table; Second end of each described spring is fixedly connected with the upper end on described chassis; Described frequency converter is electrically connected with described vibrating motor.
Alternatively, described vibrating motor comprises: motor and uneven pouring weight;
Described uneven pouring weight is fixedly connected on one end of the armature spindle of described motor.
Alternatively, each described spring is equal with the distance of described vibrating motor.
Alternatively, also comprise: counterweigh iron; The upper end of described counterweigh iron is fixedly connected with the lower end of described objective table; The lower end of described counterweigh iron is fixedly connected with the first end of each described spring and vibrating motor.
Alternatively, the point-symmetric entity in described counterweigh Tie Weiyiqi center.
Alternatively, described frequency converter comprises: low frequency frequency converter and high-frequency converter.
Alternatively, also comprise: at least three legs; Described leg is fixedly connected with the bottom on described chassis.
Alternatively, described objective table is with the point-symmetric entity in its center.
Alternatively, the specifications and models of described each spring are all identical.
Alternatively, the number of described spring is 4.
The utility model embodiment discloses a kind of vibration measurement instrument.This vibration measurement instrument comprises: objective table, vibrating motor, at least two springs, chassis and frequency converters, wherein, described vibrating motor is fixedly connected with the lower end of described objective table with the first end of each described spring, described vibrating motor is connected to the lower end middle position of described objective table, second end of each described spring is fixedly connected with the upper end on described chassis, and described frequency converter is electrically connected with described vibrating motor.Because being produced by vibrating motor described in described Frequency Converter Control in the utility model embodiment is vibrated, the vibration frequency goodness of fit in the vibration frequency of described vibrating motor and products in circulation or use procedure is higher, therefore the fiduciary level of product examination can be improved by this vibration measurement instrument, and effectively defective products is checked out before product export, this vibration measurement instrument structure is simple simultaneously, stability is high, simple to operation, and production cost is low.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the vibration measurement instrument that the utility model embodiment provides;
Fig. 2 is a kind of structural representation of the frequency converter that the utility model embodiment provides.
Embodiment
Technical scheme in the utility model embodiment is understood better in order to make those skilled in the art, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Shown in Figure 1, be the structural representation of a kind of vibration measurement instrument that the utility model embodiment provides.This vibration measurement instrument comprises: objective table 1, vibrating motor 2, at least two springs 3, chassis 4 and frequency converters 7;
Wherein, vibrating motor 2 is fixedly connected with the lower end of objective table 1 with the first end of each spring 3; Vibrating motor 2 is fixedly connected on the lower end middle position of objective table 1; Second end of each spring 3 is fixedly connected with the upper end on chassis 4; Frequency converter 7 is electrically connected with vibrating motor 2.
The vibration measurement instrument that the utility model embodiment provides can be divided into following a few part, is respectively: objective table 1, vibrating motor 2, at least two springs 3, chassis 4 and frequency converters 7.Objective table 1 is for carrying to be detected, the vibration that vibrating motor 2 is vibration measurement instrument provides power, each spring 3 is connected between objective table 1 and chassis 4, for cushioning and absorb the vibration force that vibrating motor 2 produces, frequency converter 7 is for changing working power frequency to control the Oscillation Amplitude of vibrating motor 21.
In actual applications, each spring 3 and the concrete connected mode between objective table 1 and chassis 7 can be that bolt is connected, welds or rivets, and the utility model embodiment does not limit this.In actual applications, preferably connected mode is that bolt connects.
In above-described embodiment of the present utility model, the spring 3 be connected between objective table 1 and chassis 4 can be plural any amount, such as, can be 3,4 etc.Vibrating motor 2 can be existing disposable type.And in above-described embodiment of the present utility model, the shape of objective table 1 is not also limited, as long as the product for testing can be placed in its upper end.
The vibrating motor 2 that an embodiment of the present utility model provides comprises: motor 21 and uneven pouring weight 22.As shown in Figure 1, uneven pouring weight 22 is fixedly connected on one end of the armature spindle of motor 21.Wherein, the center of gravity of described uneven pouring weight 22 does not overlap with the axle center of the armature spindle of described motor 21.
Because the center of gravity of uneven pouring weight 22 does not overlap with the axle center of the armature spindle of described motor 21, when uneven pouring weight 22 is with motor 21 synchronous axial system, uneven pouring weight 22 can produce centrifugal force, thus drive motor 21 vibrates.Because motor 21 is fixedly connected on objective table 1, objective table 1 is fixedly connected with each spring 3, and therefore the vibration of motor 21 also can drive objective table 1 jointly to vibrate.
Adopt motor 21 and uneven pouring weight 22 to produce vibration, cause the structure of vibration measurement instrument comparatively simple, stability is high, easy to operate.
In a kind of embodiment of the present utility model, each spring 3 is equal with the distance of vibrating motor 2, and then ensures that the stressing conditions of each spring 3 is identical, produces identical amplitude, thus ensures the accuracy of detection.
In a kind of embodiment of the present utility model, this vibration measurement instrument can also comprise: counterweigh iron 5.As shown in Figure 1, the upper end of counterweigh iron 5 is fixedly connected with the lower end of objective table 1; The lower end of counterweigh iron 5 is fixedly connected with the first end of each spring 3 and vibrating motor 2.
In a kind of embodiment of the present utility model, counterweigh iron 5 is with the point-symmetric entity in its center, and counterweigh iron 5 is for keeping the balance and stability of objective table.
In a kind of embodiment of the present utility model, shown in Figure 2, frequency converter 7 comprises: low frequency frequency converter and high-frequency converter.The adjustment of frequency adopts two frequency converters to carry out combination and controls, objective table 1 can at the frequency range of 5Hz ~ 100Hz, maximum displacement is 6mm, peak acceleration is about 10g, and can carry out random vibration, exciting force changes with the quality of test product, this shaking table is in lower frequency region, when exciting force is large, very large displacement can be realized, as 100mm.Frequency converter is electrically connected with described vibrating motor, and frequency converter can be positioned at optional position, and preferably, the distance between this frequency converter and described vibrating motor is positioned at the distance range of setting.
In a kind of embodiment of the present utility model, this vibration measurement instrument also comprises: at least three legs 6, and as shown in Figure 1, each leg 6 is fixedly connected with the bottom on chassis 4.Concrete connected mode can be welding or riveted joint, and the utility model embodiment does not limit this.In actual applications, preferably connected mode is welding, and each leg 6 is to its supporting role of this device.
Preferably, objective table 1 is with the point-symmetric entity in its center.Now when objective table 1 vibrates, on objective table 1, the amplitude of each position is identical.
In a kind of embodiment of the present utility model, the number of spring 3 is 4, and then when vibrating, plays good buffering absorbing and supporting role to objective table 1.
The utility model embodiment discloses a kind of vibration measurement instrument.This vibration test instrument comprises: objective table 1, vibrating motor 2, at least two springs 3, chassis 4 and frequency converters 7, wherein, vibrating motor 2 is fixedly connected with the lower end of objective table 1 with the first end of each spring 3, vibrating motor 2 is connected to the lower end middle position of objective table 1, second end of each spring 3 is fixedly connected with the upper end on chassis 4, and frequency converter 7 is electrically connected with vibrating motor 2.Due in the utility model embodiment by frequency converter 7 control vibrating motor 2 produce vibration, the vibration frequency domain goodness of fit in the vibration frequency domain of vibrating motor 2 and products in circulation or use procedure is higher, therefore the fiduciary level of product examination can be improved by this vibration measurement instrument, and effectively defective products is checked out before product export, this vibration measurement instrument structure is simple simultaneously, stability is high, simple to operation, and production cost is low.
It should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.
Each embodiment in this instructions all adopts relevant mode to describe, between each embodiment identical similar part mutually see, what each embodiment stressed is the difference with other embodiments.
The foregoing is only preferred embodiment of the present utility model, be not intended to limit protection domain of the present utility model.All do within spirit of the present utility model and principle any amendment, equivalent replacement, improvement etc., be all included in protection domain of the present utility model.
Claims (10)
1. a vibration measurement instrument, is characterized in that, comprising: objective table, vibrating motor, at least two springs, chassis and frequency converters, wherein,
Described vibrating motor is fixedly connected with the lower end of described objective table with the first end of each described spring;
Described vibrating motor is fixedly connected on the lower end middle position of described objective table;
Second end of each described spring is fixedly connected with the upper end on described chassis;
Described frequency converter is electrically connected with described vibrating motor.
2. vibration measurement instrument according to claim 1, is characterized in that, described vibrating motor comprises: motor and uneven pouring weight;
Described uneven pouring weight is fixedly connected on one end of the armature spindle of described motor.
3. vibration measurement instrument according to claim 1 and 2, is characterized in that, each described spring is equal with the distance of described vibrating motor.
4. vibration measurement instrument according to claim 1 and 2, is characterized in that, described vibration measurement instrument also comprises: counterweigh iron;
The upper end of described counterweigh iron is fixedly connected with the lower end of described objective table;
The lower end of described counterweigh iron is fixedly connected with the first end of each described spring and vibrating motor.
5. vibration measurement instrument according to claim 4, is characterized in that, the point-symmetric entity in described counterweigh Tie Weiyiqi center.
6. vibration measurement instrument according to claim 1, is characterized in that, described frequency converter comprises: low frequency frequency converter and high-frequency converter.
7. vibration measurement instrument according to claim 1, is characterized in that, described vibration measurement instrument also comprises: at least three legs;
Each described leg is fixedly connected with the bottom on described chassis.
8. vibration measurement instrument according to claim 1, is characterized in that, described objective table is with the point-symmetric entity in its center.
9. vibration measurement instrument according to claim 1, is characterized in that, the specifications and models of each described spring are all identical.
10. vibration measurement instrument according to claim 1, is characterized in that, the number of described spring is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520934845.8U CN205209717U (en) | 2015-11-20 | 2015-11-20 | Vibration testing appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520934845.8U CN205209717U (en) | 2015-11-20 | 2015-11-20 | Vibration testing appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205209717U true CN205209717U (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201520934845.8U Active CN205209717U (en) | 2015-11-20 | 2015-11-20 | Vibration testing appearance |
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| CN (1) | CN205209717U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353678A (en) * | 2016-08-31 | 2017-01-25 | 杭州威衡科技有限公司 | Motor quality control data monitoring system |
| CN107014608A (en) * | 2017-05-03 | 2017-08-04 | 江苏昊科汽车空调有限公司 | A kind of automobile air conditioner compressor electromagnetic clutch test device |
| CN110398334A (en) * | 2019-08-12 | 2019-11-01 | 重庆丰川硬质合金有限责任公司 | A kind of batteries of electric automobile vibration experiment fixture and experimental provision |
-
2015
- 2015-11-20 CN CN201520934845.8U patent/CN205209717U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353678A (en) * | 2016-08-31 | 2017-01-25 | 杭州威衡科技有限公司 | Motor quality control data monitoring system |
| CN107014608A (en) * | 2017-05-03 | 2017-08-04 | 江苏昊科汽车空调有限公司 | A kind of automobile air conditioner compressor electromagnetic clutch test device |
| CN110398334A (en) * | 2019-08-12 | 2019-11-01 | 重庆丰川硬质合金有限责任公司 | A kind of batteries of electric automobile vibration experiment fixture and experimental provision |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171229 Address after: 117004 Liaoning city of Benxi province Cladrastis Road Economic Development Zone No. 122 Patentee after: Liaoning Creation Technology Co., Ltd. Address before: 117004 Liaoning city of Benxi province Cladrastis Road Economic Development Zone No. 122 Patentee before: Liaoning Upcera Biomaterial Co., Ltd. |