CN215217804U

CN215217804U - Motor vibration test fixture

Info

Publication number: CN215217804U
Application number: CN202120616956.XU
Authority: CN
Inventors: 谢时雨; 冯慧锦; 杨先昭; 刘康
Original assignee: Intelligent Automation Equipment Zhuhai Co Ltd
Current assignee: Intelligent Automation Equipment Zhuhai Co Ltd; Intelligent Automation Zhuhai Co Ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-12-17
Anticipated expiration: 2031-03-26

Abstract

The utility model aims at providing a compatible strong, convenient to use just does benefit to the motor vibration test fixture who improves detection quality. The utility model discloses a base, probe module, compress tightly module and a plurality of locking piece, be equipped with the product mounting groove on the base, the probe module compress tightly module and a plurality of the locking piece all sets up in the product mounting groove, still be equipped with first logical light groove and second logical light groove on the base, first logical light groove with the second logical light groove all with the product mounting groove intercommunication, second logical light groove perpendicular to first logical light groove sets up, the probe module switches on with the connector cooperation of product, compress tightly the module with the probe module cooperation compresses tightly fixedly with the connector of product, and the product that awaits measuring passes through the screw and is a plurality of locking piece fixed connection. The utility model discloses be applied to test fixture's technical field.

Description

Motor vibration test fixture

Technical Field

The utility model discloses be applied to test fixture's technical field, in particular to motor vibration test fixture.

Background

With the continuous popularization of mobile phones, the technology is changing day by day, the requirements on the functions and the service life of the mobile phones are increasing day by day, vibration is one of the common information feedback effects of the mobile phones, such as touch feedback, alarm clock ring, vibration prompt and the like, and therefore, the aging test of the semi-finished products of the vibration type of the keys of the mobile phone motor is more and more important. Generally, when a product is in a development stage, various properties of the product are not stable. In order to detect the vibration performance of the product more objectively and accurately, two detection modes are adopted and compared. Firstly, fixing a product on a jig, and outputting a vibration test result by the product; secondly, fixing the product on a jig, and erecting a laser Doppler vibration meter outside the jig to carry out non-contact vibration measurement on the product. The existing vibration test fixture only satisfies one vibration detection mode under the common condition.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art not enough, provide a compatible strong, convenient to use and do benefit to the motor vibration test fixture who improves detection quality.

The utility model adopts the technical proposal that: the utility model discloses a base, probe module, compress tightly module and a plurality of locking piece, be equipped with the product mounting groove on the base, the probe module compress tightly module and a plurality of the locking piece all sets up in the product mounting groove, still be equipped with first logical light groove and second logical light groove on the base, first logical light groove with the second logical light groove all with the product mounting groove intercommunication, second logical light groove perpendicular to first logical light groove sets up, the probe module switches on with the connector cooperation of product, compress tightly the module with the probe module cooperation compresses tightly fixedly with the connector of product, and the product that awaits measuring passes through the screw and is a plurality of locking piece fixed connection.

As can be seen from the above, the base is used to support the overall structure. Through the probe module with compress tightly the module cooperation and realize leading-in with the connector of the motor that awaits measuring and outside host computer, and then realize supplying power and opening and stop control for the motor that awaits measuring. The fixing structure of the motor to be tested is fixedly connected with the plurality of locking blocks through screws, so that the motor to be tested can be effectively and reliably fixed on the base during testing. Through setting up first logical light groove with the second leads to the light groove and ensures that laser test instrument can effectually detect two faces of the motor that awaits measuring. And then realize can through when base output vibration also can carry out laser detection, verification testing result that can be better improves detection quality.

Preferably, the base is further provided with a magnetic connector and a connecting circuit board, and the probe module is conducted with the magnetic connector through the connecting circuit board.

According to the scheme, the magnetic connector is adopted to realize butt joint and communication with the connector of the upper computer, so that the connector cannot be damaged in the impact force in the testing process.

Further preferred scheme is, probe module includes faller, needle piece and last faller down, the faller passes through down connecting circuit board with base fixed connection, the needle piece is fixed down on the faller and with connecting circuit board contact switches on, it floats to set up to go up the faller down on the faller, go up be equipped with on the faller a plurality of with needle piece complex pinhole.

According to the scheme, the upper needle plate which is arranged in a floating mode is adopted, and therefore the probes on the needle block are prevented from being pressed in a non-use state. The upper needle plate is connected with the lower needle plate through an equal-height screw, and a spring is sleeved on the equal-height screw and provides a reset force through the spring.

According to a preferable scheme, the pressing module comprises a pressing arm, a limiting bolt and a pressing head, the pressing head is arranged at the bottom of the pressing arm in a floating mode, the pressing arm is in butt joint with the base through a guide pillar, an external thread structure is arranged at the tail end, far away from a nut, of the limiting bolt, a threaded hole matched with the external thread structure is formed in the base, a floating spring is arranged between the nut of the limiting bolt and the pressing arm, a through hole matched with the limiting bolt is formed in the pressing arm, and an internal thread structure matched with the external thread structure is arranged in the middle section of the through hole.

According to the scheme, the guide post arranged on the pressing arm is matched with the guide hole arranged on the base, so that the pressing arm is butted with the base, and the pressing arm can slide on the base in the vertical direction or be separated from the base. Through spacing bolt with floating spring cooperation realizes will the pressure arm is pressed downwards, and then drives the pressure head is pressed the connector of the product that awaits measuring on the probe module. The press arm is positioned by matching the external thread structure with the threaded hole. Through set up in the through-hole internal thread structure is guaranteeing stop bolt can pass through in the through-hole, prevent the external thread structure with when the screw hole separates stop bolt is in break away from under floating spring's the spring action press the arm, improve the security performance, prevent the accidental injury. The floating spring can provide buffer when being installed, and prevents damage to products.

One preferred scheme is, the pressure head is floated through spacing pivot and pressure spring and is set up in the pressure arm, spacing pivot sliding fit is in the pressure arm, the pressure head is fixed the tip of spacing pivot, be provided with the bayonet lock in the spacing pivot, be equipped with on the pressure arm with bayonet lock complex waist type hole, the pressure spring cover is established spacing pivot is kept away from the pressure head with the one end of bayonet lock.

According to the scheme, the stroke of the pressure head is limited by the matching of the clamping pin and the kidney-shaped hole. The pressing force is provided by the pressing spring during installation to ensure that the connector is reliably connected and conducted with the probe module, and the pressing spring is used as a buffer structure during installation. The length of the kidney-shaped hole is the stroke of the pressure head.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the exploded structure of the present invention;

FIG. 3 is a schematic perspective view of the locking block;

FIG. 4 is an exploded view of the probe module;

FIG. 5 is a schematic perspective view of the compression module;

fig. 6 is a cross-sectional view of the compression module.

Detailed Description

As shown in fig. 1 to 6, in this embodiment, the utility model discloses a base 1, probe module, compress tightly module and a plurality of locking piece 2, be equipped with product mounting groove 3 on the base 1, the probe module compress tightly module and a plurality of locking piece 2 all sets up in the product mounting groove 3, still be equipped with first logical light groove 4 and second logical light groove 5 on the base 1, first logical light groove 4 with second logical light groove 5 all with product mounting groove 3 intercommunication, second logical light groove 5 perpendicular to first logical light groove 4 sets up, the probe module switches on with the connector cooperation of product, compress tightly the module with the probe module cooperation compresses tightly the connector of product fixedly, and the product that awaits measuring passes through screw and a plurality of locking piece 2 fixed connection.

In this embodiment, the base 1 is further provided with a magnetic connector 6 and a connection circuit board 7, and the probe module is conducted with the magnetic connector 6 through the connection circuit board 7.

In this embodiment, the probe module includes faller 8, needle piece 9 and last faller 10 down, faller 8 passes through down connecting circuit board 7 with base 1 fixed connection, needle piece 9 is fixed down on the faller 8 and with connecting circuit board 7 contact switches on, it floats to set up to go up faller 10 on the faller 8 down, go up be equipped with on the faller 10 a plurality of with needle piece 9 complex pinhole. The needle block 9 is provided with a plurality of probes.

In this embodiment, the pressing module includes a pressing arm 11, a limit bolt 12 and a pressing head 13, the pressing head 13 is floatingly disposed at the bottom of the pressing arm 11, the pressing arm 11 is butted on the base 1 through a guide pillar, an external thread structure 14 is disposed at the end of the limit bolt 12 away from the nut, a threaded hole matched with the external thread structure 14 is disposed on the base 1, a floating spring is disposed between the nut of the limit bolt 12 and the pressing arm 11, a through hole matched with the limit bolt 12 is disposed on the pressing arm 11, and an internal thread structure 15 matched with the external thread structure 14 is disposed in the middle section of the through hole. The pressure head 13 is made of flexible materials, and the products to be detected are prevented from being damaged through the flexible materials. The limiting bolt 12 is sleeved with a gasket, and the gasket is located between the nut of the limiting bolt 12 and the floating spring.

In this embodiment, pressure head 13 floats through spacing pivot 16 and pressure spring 17 and sets up in pressing arm 11, spacing pivot 16 sliding fit is in pressing arm 11, pressure head 13 is fixed the tip of spacing pivot 16, be provided with the bayonet lock on the spacing pivot 16, be equipped with on pressing arm 11 with bayonet lock complex waist type hole, pressure spring 17 cover is established spacing pivot 16 is kept away from pressure head 13 with the one end of bayonet lock.

The utility model discloses a clamping:

firstly, an operator fixes a motor to be tested on the plurality of locking blocks 2 through screw connection, the connector of the motor to be tested is butted with the upper needle plate 10 after the fixation is finished, the pressing arm 11 is butted on the base 1, then the limiting bolt 12 is screwed up to be matched with the threaded hole, and the floating spring is compressed under stress. In the screwing process, the pressure head 13 is contacted with a connector of a motor to be tested and applies pressure on the connector, and then the spring of the floating structure of the upper needle plate 10 is compressed to enable the probe to be exposed and butted with the connector, so that conduction is realized.

When the laser test is carried out, the laser emitted by the laser test instrument irradiates on a product through the first light passing groove 4 and the second light passing groove 5 for detection.

Claims

1. The utility model provides a motor vibration test fixture which characterized in that: it includes base (1), probe module, compresses tightly module and a plurality of locking piece (2), be equipped with product mounting groove (3) on base (1), the probe module compress tightly module and a plurality of locking piece (2) all set up in product mounting groove (3), still be equipped with first logical light groove (4) and second logical light groove (5) on base (1), first logical light groove (4) with second logical light groove (5) all with product mounting groove (3) intercommunication, second logical light groove (5) perpendicular to first logical light groove (4) set up, the probe module switches on with the connector cooperation of product, compress tightly the module with the probe module cooperation compresses tightly fixedly with the connector of product, and the product that awaits measuring passes through screw and a plurality of locking piece (2) fixed connection.

2. The motor vibration test fixture of claim 1, wherein: the probe module is characterized in that a magnetic connector (6) and a connecting circuit board (7) are further arranged on the base (1), and the probe module is conducted with the magnetic connector (6) through the connecting circuit board (7).

3. The motor vibration test fixture of claim 2, wherein: the probe module includes faller (8), needle piece (9) and last faller (10) down, faller (8) pass through down connecting circuit board (7) with base (1) fixed connection, needle piece (9) are fixed down on faller (8) and with connecting circuit board (7) contact switches on, it floats to set up to go up faller (10) down on faller (8), go up be equipped with on faller (10) a plurality of with needle piece (9) complex pinhole.

4. The motor vibration test fixture of claim 1, wherein: the pressing module comprises a pressing arm (11), a limiting bolt (12) and a pressing head (13), wherein the pressing head (13) is arranged at the bottom of the pressing arm (11) in a floating mode, the pressing arm (11) is connected to the base (1) in a butt mode through a guide pillar, an external thread structure (14) is arranged at the tail end, away from a nut, of the limiting bolt (12), a threaded hole matched with the external thread structure (14) is formed in the base (1), a floating spring is arranged between the nut of the limiting bolt (12) and the pressing arm (11), a through hole matched with the limiting bolt (12) is formed in the pressing arm (11), and an internal thread structure (15) matched with the external thread structure (14) is arranged in the middle section of the through hole.

5. The motor vibration test fixture of claim 4, wherein: pressure head (13) float through spacing pivot (16) and pressure spring (17) and set up in pressing arm (11), spacing pivot (16) sliding fit is in pressing arm (11), pressure head (13) are fixed the tip of spacing pivot (16), be provided with the bayonet lock on spacing pivot (16), be equipped with on pressing arm (11) with bayonet lock complex waist type hole, pressure spring (17) cover is established spacing pivot (16) are kept away from pressure head (13) with the one end of bayonet lock.