CN216484420U

CN216484420U - Pressure resistance testing device for sheet glass

Info

Publication number: CN216484420U
Application number: CN202122475274.4U
Authority: CN
Inventors: 管建波
Original assignee: Dongguan Super Glass Optical Technology Co ltd
Current assignee: Dongguan Super Glass Optical Technology Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-05-10
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses a device for testing the pressure resistance of sheet glass, which belongs to the technical field of glass testing and comprises a base, wherein the upper end of the base is fixedly connected with a longitudinal supporting plate, the right end wall of the longitudinal supporting plate is provided with a chute, a transverse supporting plate is slidably connected in the chute, a distance sensor is arranged at the inner top end of the chute, an electric telescopic rod is arranged at the inner bottom end of the chute, the other end of the electric telescopic rod is fixedly connected with the transverse supporting plate, the lower end of the transverse supporting plate is provided with a laser emitter and an electromagnet sucker, the lower end of the electromagnet sucker adsorbs an impact steel ball, the upper end of the base is provided with a placing groove, the falling height of the impact steel ball can be conveniently adjusted when the maximum value of the impact resistance of a glass sample is tested, and the impact steel ball can slide into the taking and placing groove through a preset slide way after the impact test is carried out on the steel ball, the ball body is prevented from being picked up frequently by the personnel, time and labor are saved, and the workload of the personnel can be greatly reduced.

Description

Pressure resistance testing device for sheet glass

Technical Field

The utility model relates to the technical field of glass testing, in particular to a thin plate glass pressure resistance testing device.

Background

The glass is formed by fusing silicon dioxide and other chemical substances (the main production raw materials are soda ash, limestone and quartz), the chemical composition of common glass is Na2SiO3, CaSiO3, SiO2 or Na2O, CaO6, SiO2 and the like, the main component is silicate double salt, and the glass is an amorphous solid with a random structure. The glass has special performances of light transmission, perspective, sound insulation and heat insulation, more glass products produced on the market are generally glass plates or glass bottles, the flexible sheet glass with the micron-sized thickness becomes a competitive development hotspot at home and abroad along with the increasing popularization and the lightening and thinning development of liquid crystal displays, smart phones, tablet computers and the like, the new opportunity is brought to the development and the application of novel glass-sheet glass, the demand of the international market for the sheet glass is increased at the speed of 20 percent per year in the past years, the demand of the sheet glass in China is increased day by day, and the annual demand of the sheet glass in China currently exceeds 6000 ten thousand square meters according to estimation.

In the application of thin glass materials and components, the thin glass materials and the components are often subjected to external impact vibration, or the thin glass is subjected to impact action when the components fall, for example, when a mobile phone frequently used by people falls, the cover thin glass is subjected to impact action, and if the thin glass has poor impact resistance, the thin glass is more easily damaged and broken in the application process. Therefore, the measurement of the external force dynamic impact resistance and the vibration resistance of the thin plate glass is one of the important parameters for evaluating the damage resistance of the thin plate glass, and also provides an important reference basis for the selection of the thin plate glass.

At present, a falling ball impact method is generally adopted for testing the resistance of sheet glass, but when relevant testing equipment on the market is used for testing the maximum value of the shock resistance of a glass sample, the falling height of an impact steel ball is inconvenient to adjust, meanwhile, the impact steel ball is easy to roll to the ground after being tested, so that ground ceramic chips or plates are damaged, when the glass samples with various parameters are tested continuously, personnel need to pick up the ball frequently, time and labor are wasted, and the workload of the personnel is increased greatly.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide a sheet glass compressive strength testing device which can conveniently adjust the falling height of an impact steel ball when the maximum value of the impact resistance of a glass sample is tested, and can slide into a taking and placing groove through a preset slide way after the impact test is carried out on the steel ball, so that the ball body is prevented from being frequently picked up by personnel, time and labor are saved, and the workload of the personnel can be greatly reduced.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The sheet glass compressive strength testing device comprises a base, wherein a longitudinal supporting plate is fixedly connected to the upper end of the base, a chute is formed in the right end wall of the longitudinal supporting plate, a transverse supporting plate is slidably connected to the chute, a distance sensor is installed at the top end of the chute, an electric telescopic rod is installed at the inner bottom end of the chute, the other end of the electric telescopic rod is fixedly connected with the transverse supporting plate, a laser emitter and an electromagnet sucker are installed at the lower end of the transverse supporting plate, an impact steel ball is adsorbed at the lower end of the electromagnet sucker, a placing groove is formed in the upper end of the base, a test base plate is placed in the placing groove, glass to be tested is placed at the upper end of the test base plate and is located on the lower side of the impact steel ball, a fence is fixedly connected to the upper end of the base and is located on the outer side of the test base plate, the upper end of base has still been seted up and has been got the groove of putting, and gets to put the trench and lie in experimental backing plate and enclose between the fender, can realize when the maximum value of test glass sample shock resistance, be convenient for adjust the height that strikes the steel ball and fall, and the slide that the accessible was predetermine after the steel ball carries out the impact test simultaneously slides to getting and puts the inslot, has avoided personnel frequently to pick up and gets the spheroid, and labour saving and time saving can alleviate personnel's work burden greatly.

Further, the four sides of the upper surface end of the base are all set to be towards the slide way of putting the groove department slope, it is the hemisphere cell body to put the groove, is convenient for strike the steel ball and roll to the position that makes things convenient for personnel to take after experimental.

Furthermore, the chute is a T-shaped chute, and the shape of the transverse supporting plate is matched with that of the chute, so that the transverse supporting plate is prevented from being separated from the chute when sliding, and the stability of the device is greatly improved.

Furthermore, be carved with the graduation apparatus on the lateral wall of vertical backup pad, the graduation apparatus is located the left side of spout, and the graduation apparatus value of carving and the high phase-match of spout, and the personnel of being convenient for record the data of impact test at every turn.

Furthermore, the test backing plate is made of bakelite plates, the thickness of the test backing plate is 5mm +/-0.1 mm, the hardness of the test backing plate is 5GPa +/-0.5 GPa, the elastic modulus of the test backing plate is 50GPa +/-1 GPa, and errors caused by different constraints of the glass to be tested in the impact process are eliminated by specifying a standard test backing plate.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) this scheme can realize when the maximum value of test glass sample shock resistance, is convenient for adjust the height that strikes the steel ball and fall, and the slide that the accessible was predetermine after the steel ball carries out the impact test simultaneously slides to getting gets puts the inslot, has avoided personnel frequently to pick up and gets the spheroid, and labour saving and time saving can alleviate personnel's work burden greatly.

(2) The four sides of the upper surface end of the base are all set to be towards the slide way of putting the groove department slope, and it is the hemisphere cell body to put the groove, is convenient for strike the steel ball and roll to the position that makes things convenient for personnel to take after experimental.

(3) The spout is "T" type spout, and the shape of horizontal backup pad matches with it, prevents that horizontal backup pad from breaking away from in the spout when sliding, greatly increased the stability of device.

(4) Be carved with the graduation apparatus on the lateral wall of vertical backup pad, the graduation apparatus is located the left side of spout, and the graduation apparatus numerical value of carving and the high phase-match of spout, and the personnel of being convenient for carry out the record to the data of at every turn impact test.

(5) The test backing plate is made of bakelite plates, the thickness of the test backing plate is 5mm +/-0.1 mm, the hardness of the test backing plate is 5GPa +/-0.5 GPa, and the elastic modulus of the test backing plate is 50GPa +/-1 GPa, so that errors caused by different constraints of the glass to be tested in the impact process are eliminated by specifying the standard test backing plate.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a cross-sectional view of the longitudinal support plate and the transverse support plate portions;

FIG. 3 is a top view of the longitudinal support plates and the transverse support plate portions;

fig. 4 is a schematic view of the structure of the base portion.

The reference numbers in the figures illustrate:

the device comprises a base 1, a placing groove 101, a taking and placing groove 102, a longitudinal supporting plate 2, a sliding groove 201, a dial gauge 202, a transverse supporting plate 3, a distance sensor 4, an electric telescopic rod 5, a laser emitter 6, an electromagnet sucker 7, an impact steel ball 8, a test base plate 9, glass to be tested 10 and a surrounding baffle 11.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-4, the device for testing the pressure resistance of thin plate glass comprises a base 1, a longitudinal support plate 2 is fixedly connected to the upper end of the base 1, a sliding groove 201 is formed in the right end wall of the longitudinal support plate 2, a transverse support plate 3 is slidably connected to the sliding groove 201, a distance sensor 4 is installed at the inner top end of the sliding groove 201, an electric telescopic rod 5 is installed at the inner bottom end of the sliding groove 201, the other end of the electric telescopic rod 5 is fixedly connected with the transverse support plate 3, the specific position of the transverse support plate 3 in the sliding groove 201 is controlled in real time through the distance sensor 4 and the electric telescopic rod 5, the height of an impact steel ball 8 is conveniently adjusted to test the maximum value of the impact resistance of the glass 10 to be tested, a laser emitter 6 and an electromagnet chuck 7 are installed at the lower end of the transverse support plate 3, the laser emitter 6 is convenient for personnel to position the position to be tested of the glass 10 to be tested, if the four corners and the center of the glass 10 to be tested are controlled by external terminal equipment (this is a technology known by technicians in the industry and is not described herein), the laser emitter 4, the electric telescopic rod 5, the laser emitter 6 and the electromagnet sucker 7 are all controlled by external terminal equipment (the lower end of the electromagnet sucker 7 adsorbs the impact steel ball 8), the electromagnet sucker 7 is broken and controls whether the impact steel ball 8 falls or not through electrification, a placing groove 101 is formed in the upper end of the base 1, a test base plate 9 is placed in the placing groove 101, the glass 10 to be tested is placed on the upper end of the test base plate 9, the glass 10 to be tested is located on the lower side of the impact steel ball 8, a surrounding baffle 11 is fixedly connected to the upper end of the base 1, the surrounding baffle 11 is located on the outer side of the test base plate 9, a taking and placing groove 102 is further formed in the upper end of the base 1, and the taking and placing groove 102 is located between the test base plate 9 and the surrounding baffle 11.

Referring to fig. 4, four sides of the upper end of the base 1 are provided with slideways inclined toward the picking and placing groove 102, and the picking and placing groove 102 is a hemispherical groove body, so that the impact steel ball 8 can roll to a position convenient for a person to pick after the test.

Referring to fig. 3, the sliding slot 201 is a "T" shaped sliding slot, and the shape of the transverse support plate 3 is matched with that of the sliding slot, so as to prevent the transverse support plate 3 from separating from the sliding slot 201 during sliding, thereby greatly increasing the stability of the device.

Referring to fig. 1, a scale 202 is engraved on the side wall of the longitudinal support plate 2, the scale 202 is located on the left side of the chute 201, and the engraved value of the scale 202 matches the height of the chute 201, so that personnel can record data of each impact test.

Referring to fig. 1, the test pad 9 is a bakelite plate, the thickness of the test pad 9 is 5mm ± 0.1mm, the hardness of the test pad 9 is 5GPa ± 0.5GPa, and the elastic modulus of the test pad 9 is 50GPa ± 1GPa, so that errors caused by different constraints of the glass 10 to be tested in the impact process are eliminated by specifying the standard test pad 9.

When the testing device is used, firstly, glass 10 to be tested is placed on a testing base plate 9, the testing position of the glass 10 to be tested is positioned through a laser emitter 6, then, an external terminal device controls an electromagnet sucker 7 to be powered off, so that an impact steel ball 8 vertically falls downwards, if the glass 10 to be tested is not cracked in the test, the position of a transverse supporting plate 3 is heightened through an electric telescopic rod 5, other testing positions of the glass 10 to be tested are positioned again, the electromagnet sucker 7 is powered off again until the glass 10 to be tested is cracked, after each test, the glass 10 to be tested can slide into a taking and placing groove 102 through a preset slide rail on a base 1, compared with the prior art, the utility model can realize that the falling height of the impact steel ball is convenient to adjust when the maximum value of the impact resistance of a glass sample is tested, and can slide into the taking and placing groove through a preset slide rail after the steel ball is subjected to impact test, the ball body is prevented from being picked up frequently by the personnel, time and labor are saved, and the workload of the personnel can be greatly reduced.

The above are only preferred embodiments of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. Sheet glass compressive resistance testing arrangement, including base (1), its characterized in that: the upper end fixedly connected with longitudinal support plate (2) of base (1), spout (201) have been seted up on the right-hand member wall of longitudinal support plate (2), sliding connection has horizontal backup pad (3) in spout (201), distance sensor (4) are installed to the interior top of spout (201), electric telescopic handle (5) are installed to the interior bottom end of spout (201), and the other end and horizontal backup pad (3) fixed connection of electric telescopic handle (5), laser emitter (6) and electromagnet suction cup (7) are installed to the lower extreme of horizontal backup pad (3), the lower extreme of electromagnet suction cup (7) adsorbs impact steel ball (8), standing groove (101) have been seted up to the upper end of base (1), place experimental backing plate (9) in standing groove (101), the examination glass (10) of awaiting measuring has been placed to the upper end of experimental backing plate (9), and the glass (10) that awaits measuring is located the downside that strikes steel ball (8), the upper end fixedly connected with of base (1) encloses fender (11), enclose the outside that fender (11) are located experimental backing plate (9), the upper end of base (1) has still been seted up and has been got and put groove (102), and gets and put groove (102) and be located experimental backing plate (9) and enclose between fender (11).

2. The thin-sheet glass compressive resistance test device of claim 1, wherein: the four sides of the upper surface of the base (1) are all provided with slideways which incline towards the picking and placing groove (102), and the picking and placing groove (102) is a hemispherical groove body.

3. The thin-sheet glass compressive resistance test device of claim 1, wherein: the sliding groove (201) is a T-shaped sliding groove, and the shape of the transverse supporting plate (3) is matched with that of the sliding groove.

4. The thin-sheet glass compressive resistance test device of claim 1, wherein: be carved with graduation apparatus (202) on the lateral wall of vertical backup pad (2), graduation apparatus (202) are located the left side of spout (201), and the numerical value that graduation apparatus (202) is carved matches with the height of spout (201).

5. The thin-sheet glass compressive resistance test device of claim 1, wherein: the test backing plate (9) is a bakelite plate, the thickness of the test backing plate (9) is 5mm +/-0.1 mm, the hardness of the test backing plate (9) is 5GPa +/-0.5 GPa, and the elastic modulus of the test backing plate (9) is 50GPa +/-1 GPa.