CN213645182U

CN213645182U - Product testing device

Info

Publication number: CN213645182U
Application number: CN202022104638.3U
Authority: CN
Inventors: 莫右
Original assignee: Suzhou Tongfu Chaowei Semiconductor Co ltd
Current assignee: Suzhou Tongfu Chaowei Semiconductor Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-07-09
Anticipated expiration: 2030-09-23

Abstract

The application provides a product testing device, includes: the dust cover is covered on the conveying device, a blowing assembly located above the conveying device is arranged inside the dust cover, and the blowing assembly comprises a first blowing opening with a downward opening; the dust blowing device also comprises at least one air outlet used for discharging dust blown up by the air blowing assembly; the application provides a product surface cleaning device blows off the dust on product surface through the subassembly of blowing to discharge the dust through the gas outlet, guarantee the cleanliness on product surface, and can not pollute the surrounding environment.

Description

Product testing device

Technical Field

The present invention relates generally to semiconductor test equipment, and more particularly to a product testing apparatus.

Background

Because semiconductor test workshop is not dustless workshop, the foreign matter falls on CPU surface inevitable, and the risk that the foreign matter falls on CPU also can exist in preceding test or machine itself, falls on CPU pin or surface when the foreign matter, can cause test failure and appearance defect.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned deficiencies or inadequacies in the prior art, it would be desirable to provide a product testing device.

In a first aspect, the present invention provides a product testing device, including:

a conveying device for conveying a product to be tested;

the dust cover is covered on the conveying device, a blowing assembly located above the conveying device is arranged inside the dust cover, and the blowing assembly comprises a first blowing opening with a downward opening;

the dust cover is also provided with at least one air outlet for discharging dust blown by the blowing assembly.

Further, the blowing assembly further comprises a second blowing opening with an upward opening, and a carrying device capable of sliding to the position above the second blowing opening in the vertical direction is arranged in the dust cover.

Further, the carrying device comprises a sucker mounting seat, and at least one sucker with a downward opening is arranged below the sucker mounting seat.

Furthermore, the product positioning device comprises a positioning device which is arranged corresponding to the sucker mounting seat, and the positioning device can position a product under the sucker mounting seat.

Further, the positioning device is a sensor arranged on one side of the conveying device, the sensor corresponds to the projection position of the sucker mounting seat on the conveying device, and the sensor comprises any one of a correlation sensor, a travel switch and a proximity switch.

Further, the blowing assembly comprises at least two air knives, the at least two air knives are horizontally and rotatably arranged, at least one air knife is provided with the first blowing opening, and at least one air knife is provided with the second blowing opening.

Furthermore, the air knives are arranged side by side in the conveying direction of the conveying device, and the two air knives are respectively arranged on two sides of the sucking disc.

Further, the air outlet comprises a first air outlet with a downward opening, a dust hood with an upward opening is further arranged below the conveying device, and the dust hood is communicated with the dust cover through the first air outlet.

Furthermore, a second air outlet is formed in the dust collection cover, the dust collection cover is of a funnel shape gradually reduced from the opening position to the second air outlet, and the second air outlet is communicated with a first dust collector.

Further, the air outlet also comprises a third air outlet arranged on the side wall of the dust cover, and the third air outlet is communicated with a second dust collector.

Advantageous effects

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

fig. 1 is a schematic structural diagram of a testing apparatus according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a carrying device according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a blowing assembly according to an embodiment of the present invention;

fig. 4 is a perspective view illustrating an internal structure of a dust cover according to an embodiment of the present invention;

fig. 5 is a schematic side view of the internal structure of the dust cover according to the embodiment of the present invention;

fig. 6 is a schematic structural diagram of an embodiment of the conveying device of the present invention.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

In a first aspect, referring to fig. 1-6, the present invention provides a product testing device, comprising: a conveying device 60 for conveying the products to be tested;

the dust cover 10 is covered on the conveying device, a blowing assembly 30 positioned above the conveying device is arranged inside the dust cover 10, and the blowing assembly 30 comprises a first blowing opening with a downward opening;

the dust cover 10 is further provided with at least one air outlet for discharging dust blown by the blowing assembly 30.

Specifically, referring to fig. 1, 4-6, the dust cover 10 is configured to cover the support frame 40 with an opening facing downward, the support frame 40 includes two beams 42 arranged in parallel at an interval, the conveying device 60 is arranged between the two beams 42 to convey the product to be tested along the length direction of the beams 42, referring to fig. 6, as an implementation manner, the conveying device may include a conveyor belt 62, a clamping device 61 is fixedly arranged on the conveyor belt 62 to clamp the magazine containing the product to be tested, and the conveyor belt 62 is driven by a first servo motor 63. The air outlet can be understood as a downward opening of the dust cover 10, dust blown up by the blowing assembly 30 can be discharged from the downward opening of the dust cover 10, and the blowing assembly 30 can be fixedly arranged on the side wall of the dust cover 10 or fixed on the supporting frame 40; specifically, referring to fig. 4 and 5, two fixing plates 41 fixedly connected to the two cross beams 42 are disposed in the dust hood 10, and a passage is disposed between the two fixing plates 41 for the conveying device 60 to pass through; the blowing assembly 30 may be fixedly disposed on the fixing plate 41.

As an achievable embodiment, a dust hood 110 with an upward opening may be further provided below the conveying device, the dust hood 110 is communicated with the dust cover 110 through the downward opening of the dust cover 10, a second air outlet 111 is provided on the dust hood 110, a first dust collector is connected to the second air outlet, and in operation, dust in the dust cover 10 is sucked out from the second air outlet 111 by the first dust collector; in a preferred embodiment, the dust hood 110 is a funnel shape gradually decreasing from the opening position to the second air outlet 110, and the dust hood 110 is arranged in a funnel shape to facilitate the suction of dust.

Referring to FIG. 5, as another preferred mode, the dust cover 10 may further have a third air outlet 102 at the side wall or the top, and the third air outlet 102 may be communicated with a second dust collector; dust in the dust cover 10 can be discharged in time by arranging the third air outlet 102 above or on the side wall of the dust cover 10, the cleaning effect of the product is ensured, dust falling to the dust hood 110 under the action of gravity is discharged through the second air outlet 111, and in addition, the dust can be adsorbed and recovered by arranging the first and second dust collectors, so that the pollution to the environment is avoided.

It will be appreciated that in some embodiments, the third air outlet 102 may be provided only in the dust cap 10, with the second dust collector communicating with the third air outlet 102.

Further, referring to fig. 1 and 2, the blowing assembly 30 further includes a second blowing port with an upward opening, and the dust cover 10 is provided therein with a carrying device 20 that is slidable in a vertical direction above the second blowing port.

Specifically, by arranging the conveying device 20, after the front surface of the product is cleaned, the product is conveyed to the position above the second air blowing port through the conveying device, and the lower surface of the product is cleaned through the second air blowing port, so that the cleaning effect of the product is ensured; the specific structure of the carrying device is that the carrying device comprises a vertically arranged guide part 212 and a sliding part 211 in sliding fit with the guide part, the sliding part 211 can vertically slide on the guide part 212 through the driving of a second servo motor 210, the carrying device further comprises a sucker mounting seat 21 fixedly arranged with the sliding part 211, a plurality of suckers 22 with downward openings are arranged below the sucker mounting seat 21, when the carrying device works, a product is conveyed to the position right below the sucker mounting seat 21 by a conveying device 60, at the moment, a first servo motor 63 stops working, the sucker mounting seat 21 is driven by the second servo motor 210 to move downwards, the product is adsorbed by the suckers 22, the sucker mounting seat 21 is driven by the second servo motor 210 to move upwards, and the lower surface of the product is cleaned through a second air blowing port. Wherein a specific structure of the blowing assembly 20 is explained below.

Further, in order to ensure that the suction cup 22 can accurately suck the product, a positioning device 50 corresponding to the suction cup mounting seat 21 may be provided, the positioning device 50 may position the product directly under the suction cup mounting seat 21, and specifically, as an embodiment, the positioning device 50 may be a sensor disposed at one side of the conveying device 60, the sensor corresponds to the projection position of the sucker mounting seat 21 on the conveying device, the sensor is arranged on the cross beam 42, the sensor can be a correlation sensor, a proximity switch or a travel switch, and the sensor is electrically connected with a control device of the product testing device, when the conveyor 60 conveys the product directly under the suction cup mount 21, the sensor can be triggered, therefore, the control device controls the first servo motor 63 to stop working, and positioning of the product is achieved. It will be appreciated that the control device may also be used to control the number of revolutions of the first servomotor 63 to position the product.

Further, referring to fig. 3 to 5, the blowing assembly 30 includes at least two

air knives

32, 33, and the two

air knives

32, 33 are horizontally and rotatably disposed, wherein one of the air knives is disposed with an opening upward and the other is disposed with an opening downward.

Specifically, the blowing assembly 30 has a specific structure that the blowing assembly includes four bases 31, the bases 31 are fixed on the fixing plate 41, four air knives are rotatably arranged between the four bases 41, the product can pass through the lower part of the four air knives by the conveying device 60, and the directions of the blowing openings can be adjusted by rotating the four air knives as required, so that the effect of cleaning the surface of the product from multiple angles is realized; specifically, the openings of two air knives may be downward, and the openings of the other two air knives may be upward.

Further, in order to ensure the cleaning effect on the product, the

air knives

32, 33 are arranged side by side in the conveying direction of the conveying device 60, and the two

air knives

32, 33 are respectively arranged at two sides of the suction cup 22. Specifically, referring to fig. 4, the blowing assembly 30 may only have two air knives 31 arranged in parallel, or only have two air knives 32 arranged in parallel, or have one air knife 31 and one air knife 32, the air knife 31 and the air knife 32 are rotatably arranged through the base 41, the blowing assembly 30 is provided with four bases 41 for ensuring the cleaning effect, the four bases 41 are respectively arranged on two bottom plates 41, four air knives are provided, the four air knives are arranged around the orthographic projection position of the suction cup mounting seat 21 on the conveying device 60, the air knives can be selected from ion air knives, the ion wind can eliminate static electricity generated by air flow, and the static electricity protection is performed on the semiconductor product.

The product testing device has the following work of cleaning the product: the magazine with the product is placed on the clamping device 61 of the conveying device 60, the conveying device 60 conveys the product into the dust cover 10 through the feeding hole 102, the blowing assembly 30 and the first dust collector and the second dust collector can be triggered to work at the moment, dust on the surface of the product is blown up through the blowing assembly 30, and the first dust collector and the second dust collector can suck the dust cover 10 out to be recycled, so that the cleaning effect is guaranteed, and the environment is not polluted. The upper surface of the product is cleaned in the conveying process, in order to guarantee the cleaning effect on the surface of the product, the conveying device can reciprocate in the dust cover 10 for multiple times, after the upper surface of the product is cleaned, the product is stopped under the carrying device 20 by means of the positioning device 50, the product is adsorbed by the sucking disc 22, the second servo motor 210 drives the sucking disc fixing seat 21 to rise, the lower surface of the product is cleaned through the upward second air blowing port of the air blowing component 30, the sucking disc fixing seat 21 can be controlled to reciprocate up and down for multiple times in the cleaning process, the cleaning effect is guaranteed, the product is placed in the material box again, the product is sent out through the discharge port 101 through the conveying device 60, and the cleaning of the product is completed.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention herein disclosed is not limited to the particular combination of features described above, but also encompasses other arrangements formed by any combination of features described above or equivalents thereof without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. A product testing device, comprising:

a conveying device for conveying a product to be tested;

the dust cover also comprises at least one air outlet used for discharging the dust blown by the blowing assembly.

2. The product testing apparatus of claim 1, wherein the blowing assembly further includes a second air blowing port opening upward, and the dust cover is provided therein with a carrying device slidable in a vertical direction above the second air blowing port.

3. The product testing device of claim 2, wherein the handling device includes a suction cup mount having at least one downwardly opening suction cup disposed therebelow.

4. The product testing apparatus of claim 3, further comprising a positioning device disposed in correspondence with the suction cup mounting seat, the positioning device being capable of positioning a product directly below the suction cup mounting seat.

5. The product testing apparatus of claim 4, wherein the positioning means is a sensor provided at one side of the transfer means, the sensor corresponding to a projected position of the suction cup mount on the transfer means, the sensor including any one of a correlation sensor, a stroke switch, and a proximity switch.

6. The product testing device of claim 3, wherein the blowing assembly comprises at least two air knives, the two air knives are horizontally and rotatably arranged, one of the air knives is provided with the first blowing opening, and the other air knife is provided with the second blowing opening.

7. The product testing device of claim 6, wherein the two air knives are arranged side by side in the conveying direction of the conveying device, and the two air knives are respectively arranged on two sides of the suction cup.

8. The product testing device of claim 7, wherein the air outlet comprises a first air outlet with a downward opening, and a dust hood with an upward opening is further disposed below the conveying device, and the dust hood is communicated with the dust cover through the first air outlet.

9. The product testing device as claimed in claim 8, wherein the dust hood is provided with a second air outlet, the dust hood is of a funnel shape gradually reduced from an opening position to the second air outlet, and the second air outlet is communicated with a first dust collector.

10. The product testing device of claim 7, wherein the air outlet further comprises a third air outlet disposed on the side wall of the dust cover, the third air outlet being in communication with a second dust collector.