CN218917022U - Length and width adjustable falling ball test jig - Google Patents

Abstract

The utility model discloses a falling ball test fixture with adjustable length and width, which comprises a frame body, wherein the frame body consists of four rod bodies, a plugboard is horizontally and fixedly arranged at the end part of each rod body, a round jack is vertically arranged in the middle of each plugboard and is provided with the plugboard, an upper strip hole is horizontally arranged at the upper side of each rod body, a lower strip hole is horizontally arranged at the bottom side of each rod body, the upper strip hole and the lower strip hole are equal in length and penetrate up and down, insertion grooves are horizontally arranged on the surfaces, close to each other, of the four rod bodies, each insertion groove is communicated with the upper strip hole, and limiting components are arranged in the upper strip hole and the lower strip hole. According to the falling ball test fixture with the adjustable length and width, the four rod bodies can move relatively to form the mounting grooves with different sizes, the cover plates with various specifications are placed and tested, and the falling ball test fixture is convenient to store after being detached.

Description

Length and width adjustable falling ball test jig

Technical Field

The utility model relates to the technical field of test jigs, in particular to a falling ball test jig with adjustable length and width.

Background

The ball drop impact test (falling ball impact test) is a test in which balls with a specified mass are dropped from different heights or balls with different masses are dropped at a specified height to measure the energy required by a sample to generate cracks under the impact of the ball drop, and the strength reliability of a cover plate is inspected by a steel ball drop test through a mobile phone display module.

For example, chinese patent (CN 212301108U) discloses a fixing jig for ball falling test of large-sized glass cover plate, which comprises a fixing frame composed of a front fixing rod, a rear fixing rod and a side fixing rod; a free movable gear lever shaft is arranged in the fixed frame, and the free movable gear lever and the front and rear movable gear lever are respectively sleeved on the two free movable gear lever shafts at two ends of the free movable gear lever and the front and rear movable gear lever; the side surfaces of the front and rear movable baffle rods are fixed with nuts, and a screw rod is arranged to pass through the front fixed rod, the front and rear movable baffle rods, the nuts, the free movable baffle rods and the rear fixed rod; the front fixed rod and the rear fixed rod are provided with a side movable gear rod shaft and a movable gear measuring rod with two ends respectively sleeved on the side movable gear rod shaft; the surfaces of the front and rear movable baffle rods are provided with holes, and a triangular baffle plate is arranged below the front and rear movable baffle rods and extends out of the holes. According to the utility model, the glass cover plates with different sizes are clamped by adjusting the free movable baffle rods, the front and rear movable baffle rods and the side movable baffle rods, and a plurality of jigs with different sizes are not needed to fix the glass cover plates during the falling ball test.

The existing test fixture is of a fixed frame structure as in the scheme, is inconvenient to store, is different in length and width dimensions of cover plates developed by various mobile phone manufacturers at present, generally can only be adapted to one cover plate shape at a time, and needs to be redesigned and manufactured each time in new projects, so that the cost and development period of a module factory are increased.

Disclosure of Invention

Based on the above, it is necessary to provide a ball falling test fixture with adjustable length and width, which is convenient to store the fixture after use, and is applicable to cover plates with different specifications, so as to reduce production cost and shorten development period.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a length and width adjustable falling ball test tool, it includes the framework, the framework comprises four body of rod, body of rod tip horizontal fixed mounting has the picture peg, circular shape jack has been seted up perpendicularly with the picture peg in the picture peg middle part, upper strip hole has been seted up to body of rod upside level, lower strip hole has been seted up to body of rod bottom side level, upper strip hole is isometric with lower strip hole, and runs through from top to bottom, four the insertion groove has all been seted up to the equal level of the one side that the body of rod is close to each other, the insertion groove switches on with upper strip hole, upper strip hole is equipped with spacing part with down in the strip hole.

As a preferred implementation mode of the falling ball test fixture with the adjustable length and width, provided by the utility model, the limiting parts are four groups and are respectively arranged in four rod bodies, the limiting parts comprise bolts and nuts, the bolts are vertically inserted into the upper strip holes and penetrate through the insertion holes on the insertion plate, and the nuts are positioned in the lower strip holes and are in threaded connection with the bolts.

As a preferred implementation mode of the falling ball test fixture with the adjustable length and width, clamping grooves are formed in the side, close to each other, of the top end of the rod body horizontally, and four clamping grooves are formed in the clamping grooves and used for installing the cover plate.

As a preferred embodiment of the falling ball test jig with adjustable length and width, the upper surface of the clamping groove is horizontally provided with a sliding groove, and the sliding groove is internally provided with a supporting plate.

As a preferred implementation mode of the falling ball test jig with the adjustable length and width, both sides of the supporting plate are provided with the anti-slip layers, and the anti-slip layers are contacted with the chute walls.

As a preferred implementation mode of the falling ball test fixture with the adjustable length and width, fluorescent strips are horizontally and fixedly arranged in the rod body, and irradiation lamps are fixedly embedded in the upper side of the end face of the rod body mounting plugboard and can enable the fluorescent strips to emit light from the vertically irradiated strip sections.

As a preferred implementation mode of the falling ball test fixture with adjustable length and width, the cross section of the end part of the fluorescent strip is L-shaped, the end surface of the upper vertical section is flush with the upper surface of the rod body, and the end surface of the lower horizontal section of the fluorescent strip is flush with the side wall of the clamping groove.

As a preferred embodiment of the length and width adjustable falling ball test jig provided by the utility model, the upper surface of the top end of the fluorescent strip is provided with scale values.

As a preferred embodiment of the falling ball test jig with adjustable length and width, a clamping groove is formed in the middle of the inserting plate, and a clamping plate is embedded in the clamping groove.

As a preferable implementation mode of the length-width adjustable falling ball test jig, the clamping plate is connected with the inserting plate through a plurality of screws.

Compared with the prior art, the utility model has the following beneficial effects:

1) The four rod bodies can relatively move to form frame bodies with different specifications, mounting grooves with different sizes are obtained, cover plates with various specifications are placed and tested, and compared with the situation that only one cover plate shape can be adapted, the practicability is greatly improved, new project redesign and new adapting clamps are not required to be manufactured each time, the development period is shortened, the production cost of a module factory is reduced, the frame bodies are formed by four independent rod bodies, and the frame bodies are convenient to store after being detached;

2) In the adjustment process, the fluorescent strip is irradiated by the irradiation lamp, so that the strip section of the fluorescent strip which is perpendicularly irradiated emits light, the position of the rod body can be more accurately adjusted through the scale value on the light-emitting section, and the frame body can be conveniently adjusted;

3) After the clamping plate is used, the screw can be unscrewed, the bolt is unscrewed, and the clamping plate is ejected by using the tool, so that the clamping groove is free, the plugboard is conveniently pulled out, and the rod body is conveniently detached.

Drawings

In order to more clearly illustrate the solution of the present utility model, a brief description will be given below of the drawings required for the description of the embodiments, it being obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a perspective structure of a falling ball test fixture provided by the utility model;

fig. 2 is a schematic perspective view of a rod body in the falling ball test fixture provided by the utility model;

FIG. 3 is a schematic elevational partial cross-sectional structure of FIG. 2;

FIG. 4 is a schematic side cross-sectional structure of FIG. 3;

fig. 5 is a schematic side cross-sectional view of the insert plate of fig. 3.

The labels in the figures are illustrated below:

1. a frame; 2. a rod body; 3. inserting plate; 4. a jack; 5. an upper strip hole; 6. a lower elongated hole; 7. an insertion groove; 8. a bolt; 9. a screw cap; 10. a clamping groove; 11. a fluorescent strip; 12. a radiation lamp; 13. a chute; 14. a supporting plate; 15. a clamping groove; 16. a clamping plate; 17. and (5) a screw.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

As described in the background art, most of the existing test jigs are fixed frame structures, which is inconvenient to store, and the cover plate developed by the manufacturers of the mobile phones is different in shape, length, width and size, and generally only one cover plate shape can be adapted at a time, and each new project needs to redesign and manufacture a new adapting jig, which increases the cost and development period of the module factories.

In order to solve the technical problem, the utility model provides a falling ball test fixture with adjustable length and width, which is applied to falling ball tests of cover plates.

Specifically, please refer to fig. 1-4, a ball falling test fixture with adjustable length and width, which comprises a frame body 1, wherein the frame body 1 is composed of four rod bodies 2, a plugboard 3 is horizontally and fixedly installed at the end part of each rod body 2, a circular jack 4 is vertically arranged between the middle part of each plugboard 3 and each plugboard 3, an upper strip hole 5 is horizontally arranged at the upper side of each rod body 2, a lower strip hole 6 is horizontally arranged at the bottom side of each rod body 2, the upper strip hole 5 and the lower strip hole 6 are equal in length and vertically penetrate through, insertion grooves 7 are horizontally arranged at the surfaces, close to each other, of the four rod bodies 2, the insertion grooves 7 are communicated with the upper strip holes 5, and limiting components are arranged in the upper strip holes 5 and the lower strip holes 6.

The four rod bodies 2 are relatively moved, so that frame bodies 1 with different specifications are formed, mounting grooves with different sizes are obtained, cover plates with various specifications are placed and tested, the practicability is improved to a great extent compared with the fact that only one cover plate shape can be adapted, new project redesign and new adapting clamp manufacturing are not needed each time, the development period is shortened, and the production cost of a module factory is reduced.

In order to make the person skilled in the art better understand the solution of the present utility model, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings.

It should be noted that, under the condition of no conflict, the embodiments of the present utility model and the features and technical solutions in the embodiments may be combined with each other.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

Example 1

Referring to fig. 1-4, a ball falling test fixture with adjustable length and width comprises a frame body 1, wherein the frame body 1 is composed of four rod bodies 2, a plugboard 3 is horizontally and fixedly installed at the end part of each rod body 2, a circular jack 4 is vertically arranged between the middle part of each plugboard 3 and each plugboard 3, an upper strip hole 5 is horizontally arranged at the upper side of each rod body 2, a lower strip hole 6 is horizontally arranged at the bottom side of each rod body 2, the upper strip hole 5 and the lower strip hole 6 are equal in length and vertically penetrate through, insertion grooves 7 are horizontally arranged on the surfaces, close to each other, of the four rod bodies 2, the insertion grooves 7 are communicated with the upper strip holes 5, and limiting components are arranged in the upper strip holes 5 and the lower strip holes 6.

The limiting components are four groups and are respectively arranged in the four rod bodies 2, the limiting components comprise bolts 8 and nuts 9, the bolts 8 are vertically inserted into the upper strip holes 5 and penetrate through the insertion holes 4 on the insertion plate 3, and the nuts 9 are located in the lower strip holes 6 and are in threaded connection with the bolts 8.

Clamping grooves 10 are horizontally formed in the sides, close to each other, of the top ends of the rod bodies 2, and the four clamping grooves 10 form mounting grooves for mounting the cover plates.

The chute 13 has been seted up to draw-in groove 10 upper surface level, and the chute 13 is embedded to be equipped with fagging 14, and fagging 14 is removable part, after many times measurement, if fagging 14 wearing and tearing, can in time change, need not to change whole body of rod 2, saves the cost, is convenient for maintain.

The two sides of the supporting plate 14 are respectively provided with an anti-slip layer, the anti-slip layers are contacted with the groove walls of the sliding grooves 13, and the supporting plate 14 is ensured to be stable in the use process while being convenient to replace.

When the device is used for installing a cover plate to be detected, the plugboard 3 is matched with the insertion groove 7, the four rod bodies 2 are assembled into the frame body 1, then the positions of the four rod bodies 2 are adjusted according to the size of the cover plate to be tested, the size of the installation groove formed by the four clamping grooves 10 is consistent with the size of the cover plate, after the positions of the four rod bodies 2 are adjusted, the bolts 8 can be inserted into the upper strip holes 5 and pass through the jacks 4, then the nuts 9 are placed into the lower strip holes 6 and are in threaded connection with the bolts 8, the plugboard 3 is fixed with the relative positions of the nuts 9 through the matching of the bolts 8 and the nuts 9, so that the fixing of the rod bodies 2 is realized, the four rod bodies 2 are sequentially fixed with the nuts 9 through the bolts 8, the combination of the frame body 1 is realized, the four rod bodies 2 can be relatively moved in such a way, the installation grooves with different sizes are formed, the cover plates with different sizes are placed and tested, the cover plate with different sizes can only be matched with the appearance of the cover plate, the practicality is improved, the new project is not required to be redesigned each time, the new project is designed, the manufacturing fixture is newly, the manufacturing period is shortened, the manufacturing period of the frame body is shortened, and the frame body is convenient to manufacture, and the frame body is convenient to use is manufactured, and the frame is divided, and the frame is convenient to take up and has a manufacturing period to be reduced.

Example 2

The adjustable falling ball test fixture provided in embodiment 1 is further optimized, specifically, as shown in fig. 2-3, fluorescent strips 11 are horizontally and fixedly installed in the rod body 2, irradiation lamps 12 are fixedly embedded in the upper side of the end face of the rod body 2, where the insertion plate 3 is installed, and the irradiation lamps 12 enable the fluorescent strips 11 to emit light by the vertically irradiated strip sections.

The end section of the fluorescent strip 11 is L-shaped, the end face of the upper vertical section is flush with the upper surface of the rod body 2, and the end face of the lower horizontal section of the fluorescent strip 11 is flush with the side wall of the clamping groove 10.

The upper surface of the top end of the fluorescent strip 11 is provided with scale values.

When adjusting the size specification of framework 1, open shot-light 12, promote body of rod 2 slip, slip in-process, shot-light 12 shines fluorescent strip 11 for fluorescent strip 11 is luminous by the strip section of perpendicular illumination, and the position of the adjustment body of rod 2 that can be more accurate through the scale value on the luminous section can initially detect out simultaneously and whether shift after the experiment takes place for the position of body of rod 2, guarantees the overall stability of framework 1 in the experimentation.

Example 3

Further optimizing the adjustable falling ball test fixture provided in embodiment 1 or 2, as shown in fig. 3-5, a clamping groove 15 is formed in the middle of the plugboard 3, and a clamping plate 16 is embedded in the clamping groove 15.

The clamping plate 16 is connected with the plugboard 3 through a plurality of screws 17, and the middle part of the clamping plate 16 is provided with a through hole which penetrates through the jack 4.

After the use, when needing to maintain the change, unpacking body of rod 2, owing to fall ball experiment, under the repeated action of impact force, insert groove 7 warp easily, presss from both sides the picture peg 3 tightly, leads to dismantling comparatively difficultly, at this moment, can unscrew screw 17, unscrew bolt 8 simultaneously, use the instrument to push out splint 16 for insert groove 15 vacates, the pull-out of picture peg 3 of being convenient for.

The use principle is as follows: when installing the apron is detected to the area, at first insert four picture peg 3 respectively in the insertion groove 7 in four body of rod 2, then adjust the interval between four body of rod 2 according to waiting to detect the lid size, when adjusting, the shot-light 12 shines fluorescent strip 11, fluorescent strip 11 is the strip section of penetrating, through the scale that is illuminated, but the position of accurate control body of rod 2, after the position adjustment, insert rectangular hole 5 on with bolt 8, jack 4 at picture peg 3 middle part is run through to bolt 8 bottom, insert rectangular hole 6 down, then screw up nut 9 to bolt 8 downside, realize the fixed in position of body of rod 2 and picture peg 3, thereby realize the holistic fixed in position of framework 1, the mounting groove that four draw-in grooves 10 formed can support spacingly to the apron, then carry out ball falling test, through adjusting the position of four body of rod 2, and lock through bolt 8 and nut 9, realize the tool of different specification size, test is carried out to the apron of multiple size, the practicality of equipment has been promoted.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It is apparent that the above-described embodiments are only some embodiments of the present utility model, but not all embodiments, and the preferred embodiments of the present utility model are shown in the drawings, which do not limit the scope of the patent claims. This utility model may be embodied in many different forms, but rather, embodiments are provided in order to provide a thorough and complete understanding of the present disclosure. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing description, or equivalents may be substituted for elements thereof. All equivalent structures made by the content of the specification and the drawings of the utility model are directly or indirectly applied to other related technical fields, and are also within the scope of the utility model.

Claims (10)

1. The utility model provides a length and width adjustable falling ball test tool, its characterized in that includes framework (1), framework (1) comprises four body of rod (2), body of rod (2) tip horizontal fixed mounting has picture peg (3), circular shape jack (4) have been seted up perpendicularly with picture peg (3) in picture peg (3) middle part, body of rod (2) upside level has been seted up rectangular hole (5), body of rod (2) bottom side level has been seted up down rectangular hole (6), it is isometric with rectangular hole (6) down to go up rectangular hole (5), and run through from top to bottom, four the equal level of the one side that body of rod (2) are close to each other has seted up insert groove (7), insert groove (7) and last rectangular hole (5) switch on, be equipped with spacing part in going up rectangular hole (5) and the rectangular hole (6) down.

2. The falling ball test fixture with adjustable length and width according to claim 1, wherein the limiting parts are four groups and are respectively arranged in four rod bodies (2), the limiting parts comprise bolts (8) and nuts (9), the bolts (8) are vertically inserted into the upper strip holes (5) and penetrate through the insertion holes (4) on the insertion plate (3), and the nuts (9) are located in the lower strip holes (6) and are in threaded connection with the bolts (8).

3. The falling ball test fixture with adjustable length and width according to claim 1, wherein clamping grooves (10) are horizontally formed in the sides, close to each other, of the top ends of the rod bodies (2), and four clamping grooves (10) form mounting grooves for mounting the cover plates.

4. The falling ball test fixture with adjustable length and width according to claim 3, wherein a chute (13) is horizontally arranged on the upper surface of the clamping groove (10), and a supporting plate (14) is embedded in the chute (13).

5. The falling ball test fixture with adjustable length and width according to claim 4, wherein anti-slip layers are arranged on two sides of the supporting plate (14), and the anti-slip layers are in contact with the groove walls of the sliding groove (13).

6. The falling ball test fixture with adjustable length and width according to claim 3, wherein fluorescent strips (11) are horizontally and fixedly installed in the rod body (2), an irradiation lamp (12) is fixedly embedded in the upper side of the end face of the installation plugboard (3) of the rod body (2), and the irradiation lamp (12) can enable the fluorescent strips (11) to emit light by the vertically irradiated strip sections.

7. The falling ball test fixture with adjustable length and width according to claim 6, wherein the end section of the fluorescent strip (11) is L-shaped, the end face of the upper vertical section is flush with the upper surface of the rod body (2), and the end face of the lower horizontal section of the fluorescent strip (11) is flush with the side wall of the clamping groove (10).

8. The falling ball test fixture with adjustable length and width according to claim 6, wherein the upper surface of the top end of the fluorescent strip (11) is provided with scale values.

9. The falling ball test fixture with adjustable length and width according to claim 1, wherein a clamping groove (15) is formed in the middle of the inserting plate (3), and a clamping plate (16) is embedded in the clamping groove (15).

10. The ball drop test fixture with adjustable length and width according to claim 9, wherein the clamping plate (16) is connected with the plugboard (3) through a plurality of screws (17).

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