CN212904315U

CN212904315U - Impact testing device

Info

Publication number: CN212904315U
Application number: CN202022124998.XU
Authority: CN
Inventors: 赵江涛; 张鸽; 张善亚
Original assignee: Luxshare Intelligent Manufacture Zhejiang Co Ltd
Current assignee: Luxshare Intelligent Manufacture Zhejiang Co Ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-04-06
Anticipated expiration: 2030-09-24

Abstract

The utility model belongs to the technical field of the electronic product test, a shock-testing device is disclosed, it includes that frame, impact piece and product place the seat, impact the piece include with frame swing joint fall board, a plurality of impact needle and a plurality of pressure sensor, the impact needle sets up in the bottom of fall board, the impact needle is connected with pressure sensor, the product is placed the seat and is set up in the frame and be located the below of impact needle. The arrangement of the plurality of the impact pins enables the impact piece to impact once to test a plurality of different parts of a product to be tested, so that the testing steps can be simplified, the detection efficiency is improved, and the workload of testing personnel is reduced.

Description

Impact testing device

Technical Field

The utility model belongs to the technical field of the electronic product test, especially, relate to an impact testing device.

Background

There is a need in the electronics industry for various tests, among which is an impact test that is primarily used to determine the ability of electrical and electronic components, devices, etc. to withstand mechanical impact during use and transportation, to evaluate their suitability to impact environments and structural integrity, and secondly for internal strength testing of microelectronic devices.

Aiming at the same product to be tested, the impact test needs to be carried out on a plurality of different parts of the product, and when the existing impact test device is used for testing, only one part can be detected by one impact. Therefore, the whole product to be tested needs to be impacted for many times, so that the operation is complex, the testing period is long, and the workload is increased.

Therefore, a shock testing device is needed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an impact testing device can simplify the test procedure, improves detection efficiency to reduce tester's work load.

To achieve the purpose, the utility model adopts the following technical proposal:

an impact testing apparatus comprising:

a frame;

the impact piece comprises a falling plate movably connected with the rack, a plurality of impact pins and a plurality of pressure sensors, wherein the impact pins are arranged at the bottom of the falling plate and connected with the pressure sensors;

and the product placing seat is arranged on the rack and is positioned below the impact pin.

Preferably, the falling plate is horizontally installed on the rack so that the falling plate can fall downwards along the vertical direction according to the self gravity.

Preferably, the interior of the striker pin is a hollow structure, and the pressure sensor is disposed in the striker pin.

Preferably, the method further comprises the following steps:

the electromagnetic block bearing frame is movably connected with the rack;

the electromagnetic block is installed on the electromagnetic block bearing frame, the falling plate is capable of being attracted by the electromagnetic block.

Preferably, the electromagnetic block further comprises a magnet passing wire, and the magnet passing wire is connected to the electromagnetic block.

Preferably, the electromagnetic block falling device further comprises a sliding rail and a sliding block, the sliding rail is arranged on the rack along the falling direction of the falling plate, the sliding block is connected to the sliding rail in a sliding mode, and the electromagnetic block bearing frame is connected to the sliding block.

Preferably, the electromagnetic pole is arranged on the electromagnetic block bearing frame in a penetrating mode, one end of the electromagnetic pole is connected to the electromagnetic block, and the other end of the electromagnetic pole protrudes out of the electromagnetic block bearing frame to enable the electromagnetic pole to be magnetically connected with the magnetic attraction plate.

Preferably, the electromagnet block bearing frame includes a support portion and a holding portion, the support portion is connected to the slider, the holding portion is connected to the support portion, and the electromagnet block is mounted on the support portion.

Preferably, the product placing seat is provided with a product placing groove.

Preferably, the product placing seat comprises a plurality of positioning columns, a plurality of positioning holes are formed in the falling plate, and the positioning columns can be inserted into the positioning holes in a one-to-one correspondence manner.

The utility model has the advantages that:

the utility model provides an impact testing device, the frame is used for bearing and strikes a piece and the seat is placed to the product, the product is placed the seat and is used for placing the product that awaits measuring, fall a plurality of impact needles on the board and can be used for detecting simultaneously the different positions that await measuring on the product that awaits measuring, pressure sensor is used for detecting the impact force that the impact needle place position received, therefore, the setting up of a plurality of impact needles makes to strike a plurality of positions that just can test the product that awaits measuring of once impacting, can simplify the test procedure, and the detection efficiency is improved, thereby reduce tester's work load.

Drawings

Fig. 1 is a front view of an impact testing apparatus according to an embodiment of the present invention;

fig. 2 is a schematic view illustrating an impact state between the impact member and the product holder in the impact testing apparatus according to another embodiment of the present invention;

fig. 3 is a schematic view of the impact testing apparatus of fig. 2 in a state where the impact member is separated from the product placement seat.

In the figure:

1. a frame; 2. an impact member; 3. a product placing seat; 5. a slide rail; 6. a slider;

11. a base plate; 12. a vertical plate; 21. a drop plate; 211. positioning holes; 22. a striker pin; 23. an iron plate; 31. a product placement groove; 32. a positioning column; 33. positioning the clamping strip; 41. an electromagnetic block; 42. an electromagnetic block bearing frame; 43. an electromagnetic column; 44. a flux line; 421. a grip portion.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar parts throughout, or parts having the same or similar functions. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "mounted" are to be construed broadly and can include, for example, a mounted connection, a removable connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediary, a connection between two elements, or an interaction between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include both the first and second features being in direct contact, and may also include the first and second features being in contact, not in direct contact, but with another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1, the present embodiment provides an impact testing apparatus, which includes a rack 1, an impact piece 2 and a product placing seat 3, where the impact piece 2 includes a drop plate 21 movably connected to the rack 1, a plurality of impact pins 22 and a plurality of pressure sensors, the impact pins 22 are disposed at the bottom of the drop plate 21, and the impact pins 22 are connected to the pressure sensors; the product placement seat 3 is provided on the machine frame 1 below the striker pin 22.

In the impact testing device that this embodiment provided, frame 1 is used for bearing impact piece 2 and product and places seat 3, and the product is placed seat 3 and is used for placing the test product that awaits measuring, and impact piece 2 can move down and strike the test product that awaits measuring to carry out the impact test to the test product that awaits measuring, can understand, the type of the test product that awaits measuring does not do too much restriction, can be for electronic product such as cell-phone, panel computer. A plurality of striker pins 22 on the drop plate 21 can strike different positions on the product to be tested simultaneously, and the test pressure that produces after the striking passes through pressure sensor and reaches the sense terminal and obtains pressure parameter, and this kind of setting up of a plurality of striker pins 22 makes 2 impact just can test a plurality of different positions of the product to be tested once, can simplify the test procedure, improves detection efficiency to reduce tester's work load. Furthermore, a plurality of impacting pins 22 are uniformly distributed on the whole bottom of the drop-off plate 21, and correspondingly impact a plurality of parts of the product to be tested.

Optionally, the drop plate 21 may be driven by the driving mechanism to move toward the product placing seat 3 to perform an impact test on the product to be tested, or the product to be tested may be impacted by the self-gravity of the drop plate 21. In the present embodiment, the falling plate 21 is horizontally installed on the frame 1 so that the falling plate 21 can fall downward in the vertical direction by its own weight. Further, drop plate 21 is located the level of product and places seat 3 directly over, guarantees that a plurality of striker pins 22 can strike the product under test simultaneously.

Alternatively, the striker pin 22 has a hollow structure inside, and the pressure sensor is disposed inside the striker pin 22. The function of protecting the pressure sensor is achieved.

As shown in fig. 2, the impact testing apparatus provided in this embodiment further includes an electromagnetic block carrier 42 and an electromagnetic block 41, wherein the electromagnetic block carrier 42 is movably connected to the rack 1; the magnet block 41 is mounted on the magnet block carrier 42, and the drop plate 21 is a magnetic attraction plate that can be attracted by the magnet block 41. A magnet line 44 is connected to the magnet block 41, and the magnet line 44 is used to energize the magnet block 41. First, when electromagnetism piece 41 circular telegram, electromagnetism piece 41 produces magnetic force, can inhale the board of inhaling of magnetism, then, electromagnetism piece 41 bears the drive of frame 42 at the electromagnetism piece, moves to the position department of placing the seat 3 apart from the product and setting for the distance, later, cuts off the power supply to electromagnetism piece 41, and magnetic force disappears, and drop board 21 places the product that awaits measuring on the seat 3 and carry out the impact test to the product under the effect of gravity. When another product to be tested is tested, the electromagnetic block 41 is electrified again, the electromagnetic block bearing frame 42 is moved to enable the electromagnetic block 41 to suck the falling plate 21 to the preset position, and the impact test is carried out again.

The impact testing device provided by the embodiment further comprises a sliding rail 5 and a sliding block 6, wherein the sliding rail 5 is arranged on the rack 1 along the falling direction of the falling plate 21, one end of the sliding block 6 is connected to the sliding rail 5 in a sliding manner, and the other end of the sliding block 6 is connected to the electromagnetic block bearing frame 42. In this embodiment, slide rail 5 is along vertical extension, guarantees that fall board 21 is located the product and places seat 3 directly over all the time to guarantee that fall board 21 accurately strikes the product that awaits measuring.

Specifically, the magnet block carrier 42 includes a support portion connected to the slider 6 and a grip portion 421 connected to the support portion, to which the magnet block 41 is mounted. As shown in fig. 2, the support portion is an L-shaped plate formed by a horizontal plate and a vertical plate, the electromagnetic block 41 is disposed on the horizontal plate and supports the electromagnetic block 41, one side of the vertical plate is connected to the slider 6, and the other side is connected to the horizontal plate. The holding portion 421 is connected to the vertical plate, and the holding portion 421 is used for holding by hand, and can drive the electromagnetic block 41 to move up and down along the sliding rail 5.

The impact testing device provided by the embodiment further comprises an electromagnetic column 43, the electromagnetic column 43 penetrates through the electromagnetic block bearing frame 42, one end of the electromagnetic column 43 is connected to the electromagnetic block 41, and the other end of the electromagnetic column 43 protrudes out of the electromagnetic block bearing frame 42 so that the electromagnetic column 43 is magnetically connected with the magnetic drop plate 21. In this embodiment, the electromagnetic pillar 43 is disposed through the horizontal plate, and the lower end thereof protrudes out of the horizontal plate, so that the lower end surface can adsorb the falling plate 21. The purpose of setting up electromagnetism post 43 between electromagnetism piece 41 and falling board 21 reduces electromagnetism piece 41 and falls the magnetic attraction between the board 21 the two, avoids falling board 21 to the sunken deformation of electromagnetism piece 41 one side owing to the too big messenger of magnetic attraction, can lead to like this when the striking test, the product atress that awaits measuring is uneven.

In this embodiment, the striking element 2 further includes an iron plate 23, the iron plate 23 is fixedly connected to the top of the falling plate 21, and the top surface of the iron plate 23 is the same as the lower end surface of the electromagnetic column 43 in shape and size, which is more favorable for aligning the falling plate 21 with the product placing seat 3.

Specifically, frame 1 includes bottom plate 11 and riser 12, and riser 12 is connected with bottom plate 11 is perpendicular, and the product is placed seat 3 and is set up on bottom plate 11, and slide rail 5 connects in riser 12.

As shown in fig. 3, the product placing seat 3 is opened with a product placing groove 31. The product placing groove 31 is located at the center of the top surface of the product placing seat 3 and used for placing a product to be tested, and the product to be tested can be accurately positioned.

Specifically, the product placing seat 3 includes a base and two positioning clip strips 33 disposed on the base, the product placing groove 31 is opened on the base, and the two positioning clip strips 33 are respectively located at two sides of the product placing groove 31.

Further, the product placing base 3 further includes a plurality of positioning posts 32, the falling plate 21 is provided with a plurality of positioning holes 211, and the positioning posts 32 can be inserted into the positioning holes 211 in a one-to-one correspondence manner. The positioning posts 32 are disposed on the positioning clip strips 33, and the arrangement of the positioning posts 32 and the positioning holes 211 ensures that the falling plate 21 vertically and accurately impacts the product to be tested.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. An impact testing apparatus, comprising:

a frame (1);

the impact piece (2) comprises a drop plate (21) movably connected with the rack (1), a plurality of impact pins (22) and a plurality of pressure sensors, the impact pins (22) are arranged at the bottom of the drop plate (21), and the impact pins (22) are connected with the pressure sensors;

the product placing seat (3) is arranged on the rack (1) and is positioned below the impact pin (22).

2. The impact testing device according to claim 1, characterized in that the drop plate (21) is mounted horizontally on the frame (1) so that the drop plate (21) can drop down in a vertical direction under its own weight.

3. The impact testing device according to claim 1, wherein the interior of the striker pin (22) is a hollow structure, and the pressure sensor is disposed in the interior of the striker pin (22).

4. The impact testing apparatus according to claim 1, further comprising:

the electromagnetic block bearing frame (42), the electromagnetic block bearing frame (42) is movably connected with the rack (1);

the electromagnetic block (41), the electromagnetic block (41) is installed on the electromagnetic block bearing frame (42), and the falling plate (21) is a magnetic absorption plate capable of being absorbed by the electromagnetic block (41).

5. The impact testing device according to claim 4, further comprising a through-magnet wire (44), said through-magnet wire (44) being connected to said electromagnet block (41).

6. The impact testing device according to claim 4, further comprising a slide rail (5) and a slide block (6), wherein the slide rail (5) is arranged on the machine frame (1) along a falling direction of the fall plate (21), the slide block (6) is slidably connected to the slide rail (5), and the electromagnetic block carrier (42) is connected to the slide block (6).

7. The impact testing device according to claim 4, further comprising an electromagnetic post (43), wherein the electromagnetic post (43) is inserted into the electromagnetic block carrier (42), one end of the electromagnetic post (43) is connected to the electromagnetic block (41), and the other end of the electromagnetic post (43) protrudes out of the electromagnetic block carrier (42) so that the electromagnetic post (43) is magnetically connected with the magnetic attraction plate.

8. The impact testing device according to claim 6, characterized in that the magnet block carrier (42) comprises a support portion and a grip portion (421), the support portion being connected to the slide (6), the grip portion (421) being connected to the support portion, the magnet block (41) being mounted to the support portion.

9. The impact testing device according to any of the claims 1-8, wherein the product placement seat (3) is provided with a product placement slot (31).

10. The impact testing device according to any one of claims 1 to 8, wherein the product placement base (3) comprises a plurality of positioning posts (32), the drop plate (21) is provided with a plurality of positioning holes (211), and the positioning posts (32) can be inserted into the positioning holes (211) in a one-to-one correspondence.