CN214224488U

CN214224488U - Car light lens grading test fixture

Info

Publication number: CN214224488U
Application number: CN202120381034.5U
Authority: CN
Inventors: 程丽群
Original assignee: Nanjing Communications Institute of Technology
Current assignee: Nanjing Communications Institute of Technology
Priority date: 2021-02-20
Filing date: 2021-02-20
Publication date: 2021-09-17
Anticipated expiration: 2031-02-20

Abstract

The utility model relates to a grading test fixture field, concretely relates to car light lens grading test fixture, comprising a base plate, the top surface of bottom plate has linked firmly the fixed strip of two parallels, two the one end top surface sliding connection of fixed strip has sealed frame one, sealed frame two has been cup jointed in the one end slip of sealed frame one, the one end both sides of sealed frame two have all linked firmly the slide rail, the other end of sealed frame one is connected with through the hinge rotation and turns over the board, turn over a lateral wall of board and install the lamp stand. The utility model discloses in, through upwards pulling picture peg two, the distance between slip seal frame one adjustment light source and the lens to change the light source and pass the scope size on the lens projection curtain, conveniently survey the focus of different lenses, through the setting of seal frame one and seal frame two, avoid the light source to reveal from the place except lens, thereby make illumination scope and luminance on the curtain more clear accurate, convenient measurement.

Description

Car light lens grading test fixture

Technical Field

The utility model relates to a grading test fixture field, concretely relates to car light lens grading test fixture.

Background

In the car light, the light shape of lens lamp holder is the most standard, can have very obvious light and shade line of cut, the astigmatic problem has been solved, the xenon lamp is the standard and joins in marriage the lens and uses, the headlight that adopts the lens lamp holder compares the headlight that adopts traditional lamp holder to have, luminance is even, the penetrating power is strong, the light advantage such as little that loses, when the test, the light beam that sends the light source subassembly pierces through the lens and projects on the curtain wall, form an obvious illumination image, whether according to the luminance of image, the definition, the contrast of interface intersection standard sample is unanimous, judge whether car light lens is qualified.

The existing vehicle lamp lens light distribution test tool cannot adjust the distance between a light source and a lens, cannot be suitable for light distribution test of lenses with different focal lengths, and cannot be used for measuring the light distribution of the lenses with different focal lengths due to the fact that partial light beams are led to bypass the lens to continuously irradiate on a curtain wall under the condition that the partial light beams do not penetrate through the lens due to scattering of the light source when the test is conducted, and therefore illumination intensity and definition of the curtain wall are affected and inconvenient to measure.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problem, the utility model aims to provide a car light lens grading test fixture, through upwards spur picture peg two, the distance between sliding seal frame one adjustment light source and the lens to change the light source and pass the scope size on the lens projection to the curtain, conveniently survey the focus of different lenses, through the setting of sealed frame one and sealed frame two, avoid the light source to reveal from the place except lens, thereby make illumination scope and luminance on the curtain more clear accurate, convenient measurement.

The purpose of the utility model can be realized by the following technical scheme:

a light distribution test tool for a vehicle lamp lens comprises a bottom plate, wherein the top surface of the bottom plate is fixedly connected with two parallel fixing strips, the top surface of one end of each fixing strip is connected with a first sealing frame in a sliding manner, one end of the first sealing frame is sleeved with a second sealing frame in a sliding manner, two sliding rails are fixedly connected to two sides of one end of the second sealing frame, the other end of the first sealing frame is rotatably connected with a turning plate through a hinge, a lamp holder is installed on one side wall of the turning plate, one end of the outer top surface of the first sealing frame is fixedly connected with a fixing seat, the top end of the fixing seat is rotatably connected with a baffle plate, a limiting block is fixedly connected to the bottom surface of the first sealing frame corresponding to the outer side position of the fixing strip and is slidably connected with the corresponding fixing strip, the bottom end of each sliding rail is fixedly connected with the corresponding fixing strip, a first plug board is fixedly connected between the low degree of the two sliding rails, and a second plug board is slidably connected between the top ends of the two sliding rails, the side walls of one side of the second inserting plate and one side of the first inserting plate are both provided with semicircular grooves, the inner walls of the semicircular grooves are provided with clamping grooves, the top ends of the sliding rails are fixedly connected with fixed blocks, the top end of the fixed block is fixedly connected with a supporting plate, the two sides of the top end of the slide rail are fixedly connected with a round rod, the top end of the round rod upwards penetrates through the corresponding supporting plate, and the round bar is connected with the supporting plate in a sliding way, the annular outer side wall at the bottom end of the round bar is sleeved with a reset spring in a sliding way, the second inserting plate is pulled upwards, the lens is clamped into the upper semi-circular groove and the clamping groove of the first inserting plate, the second inserting plate is released, the second inserting plate downwards extrudes the north river inserting plate under the action of the reset spring to clamp and fix the lens, the turning plate is turned outwards to open the turning plate to install the light source lamp on the lamp holder, the turning plate is turned inwards, the baffle plate is rotated, and limiting and fixing the turning plate, opening the light source for testing, and sliding the first sealing frame to adjust the distance between the light source and the lens.

The inner side wall of one end of the first sealing frame is fixedly connected with a first limiting ring, the outer side wall of the other end of the second sealing frame is fixedly connected with a second limiting ring, and the profiles of the first limiting ring and the second limiting ring are the same, so that the first sealing frame is prevented from being separated from the second sealing frame.

The top end of the second plugboard is fixedly connected with a handle, so that the second plugboard can be conveniently lifted.

The length of the round rod is larger than the height of the fixing block, so that the round rod is always in sliding connection with the supporting plate.

The length of the return spring in a natural state is larger than that of the fixed block, so that the second inserting plate can conveniently and downwards extrude and clamp the lens all the time.

The lens is characterized in that the rubber layer is fixedly connected to the inner wall of the clamping groove, so that the contact area between the clamping groove and the lens is increased, and the lens is prevented from being damaged.

The utility model has the advantages that:

1. the first sealing frame is arranged, the second inserting plate is pulled upwards, the lens is clamped into the upper semicircular groove and the clamping groove of the first inserting plate, the second inserting plate is released, the second inserting plate downwards extrudes the north river inserting plate under the action of a reset spring to clamp and fix the lens, the turning plate is turned outwards to open the turning plate to mount the light source lamp on the lamp holder, the turning plate is turned inwards to rotate the baffle plate to limit and fix the turning plate, the light source is opened for testing, and the first sealing frame is slid to adjust the distance between the light source and the lens, so that the size of the range of the light source projected onto the curtain wall through the lens is changed, the light source meets the standard, and the focal lengths of different lenses are conveniently measured;

2. through the setting of sealed frame one and sealed frame two, avoid the light source to reveal from the place except lens to make illumination scope and luminance on the curtain more clear accurate, convenient measurement.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the overall explosion structure of the present invention;

FIG. 3 is a schematic structural view of a second middle sealing frame of the present invention;

fig. 4 is a structural schematic diagram of the middle sealing frame of the present invention.

In the figure: 1. a base plate; 2. a fixing strip; 3. a first sealing frame; 4. a first limiting ring; 5. a limiting block; 6. turning over a plate; 7. a lamp socket; 8. a fixed seat; 9. a baffle plate; 10. a second sealing frame; 11. a second limiting ring; 12. a slide rail; 13. a first plug board; 14. a clamping groove; 15. a semicircular groove; 16. a second plug board; 17. a fixed block; 18. a support plate; 19. a round bar; 20. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a vehicle lamp lens light distribution testing tool comprises a bottom plate 1, wherein two parallel fixing strips 2 are fixedly connected to the top surface of the bottom plate 1, a first sealing frame 3 is slidably connected to the top surface of one end of each fixing strip 2, a second sealing frame 10 is slidably sleeved at one end of the first sealing frame 3, slide rails 12 are fixedly connected to both sides of one end of the second sealing frame 10, the other end of the first sealing frame 3 is rotatably connected with a turning plate 6 through a hinge, a lamp holder 7 is mounted on one side wall of the turning plate 6, a fixing seat 8 is fixedly connected to one end of the outer top surface of the first sealing frame 3, a baffle 9 is rotatably connected to the top end of the fixing seat 8, a limiting block 5 is fixedly connected to the bottom surface of the first sealing frame 3 corresponding to the outer side position of the fixing strip 2, the limiting block 5 is slidably connected to the corresponding fixing strip 2, the bottom end of the slide rail 12 is fixedly connected to the corresponding fixing strip 2, and a first plug board 13 is fixedly connected between the two slide rails 12 within a low degree, an inserting plate II 16 is connected between the top ends of the two sliding rails 12 in a sliding manner, semicircular grooves 15 are formed in the side walls of the inserting plate II 16 and one side of the inserting plate I13, clamping grooves 14 are formed in the inner walls of the semicircular grooves 15, a fixed block 17 is fixedly connected to the top ends of the sliding rails 12, a supporting plate 18 is fixedly connected to the top end of the fixed block 17, round rods 19 are fixedly connected to the two sides of the top end of the sliding rails 12, the top ends of the round rods 19 upwards penetrate through the corresponding supporting plates 18, the round rods 19 are slidably connected with the supporting plates 18, a return spring 20 is slidably sleeved on the annular outer side wall at the bottom end of each round rod 19, the inserting plate II 16 is pulled upwards to clamp the lenses into the upper semicircular grooves 15 and the clamping grooves 14 of the inserting plate I13, the inserting plate II 16 is released, the inserting plate II 16 downwards extrudes the north river inserting plate I13 under the action of the return spring 20 to, the turning plate 6 is limited and fixed, the light source is opened for testing, and the first sealing frame 3 is slid to adjust the distance between the light source and the lens.

The inside wall of one end of the first sealing frame 3 is fixedly connected with a first limiting ring 4, the outside wall of the other end of the second sealing frame 10 is fixedly connected with a second limiting ring 11, the external profiles of the first limiting ring 4 and the second limiting ring 11 are the same, the first sealing frame 3 is prevented from being separated from the second sealing frame 10, the top end of the second plugboard 16 is fixedly connected with a handle, and the second plugboard 16 is convenient to lift.

The length of round bar 19 is greater than the height of fixed block 17, and the round bar 19 of being convenient for keeps sliding connection with backup pad 18 all the time, and reset spring 20 length under natural state is greater than the length of fixed block 17, makes things convenient for second 16 of picture peg to extrude centre gripping lens downwards all the time, and the inner wall in joint groove 14 has linked firmly the rubber layer, increases the area of contact between joint groove 14 and the lens, avoids lens impaired simultaneously.

The working principle is as follows: during the use, upwards stimulate picture peg two 16, with the first 13 first semicircle grooves 15 of picture peg and joint groove 14 of lens joint income, relieve picture peg two 16, picture peg two 16 is fixed to the lens centre gripping of extrusion north river picture peg 13 down under reset spring 20, outwards overturn and open and turn over board 6 and install the light source lamp to lamp stand 7 on, the board 6 is turned over in the upset, rotating barrier 9, it is spacing fixed to turning over board 6, open the light source and test, slide the distance between sealed frame 3 adjustment light source and the lens, thereby change the light source and pass the scope size of lens projection to the curtain on, through the setting of sealed frame 3 and sealed frame two 10, avoid the light source to reveal from the place except lens, thereby make the illumination scope on the curtain more clear accurate, convenient measurement.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims

1. The vehicle lamp lens light distribution test tool is characterized by comprising a bottom plate (1), wherein the top surface of the bottom plate (1) is fixedly connected with two parallel fixing strips (2), the top surface of one end of each fixing strip (2) is slidably connected with a first sealing frame (3), one end of each first sealing frame (3) is slidably sleeved with a second sealing frame (10), two sides of one end of each second sealing frame (10) are fixedly connected with sliding rails (12), the other end of each first sealing frame (3) is rotatably connected with a turning plate (6) through a hinge, a lamp holder (7) is installed on one side wall of each turning plate (6), one end of the outer top surface of each first sealing frame (3) is fixedly connected with a fixing seat (8), the top end of each fixing seat (8) is rotatably connected with a baffle (9), and a limiting block (5) is fixedly connected at the position, corresponding to the outer side of each fixing strip (2), of the bottom surface of each first sealing frame (3), the limiting blocks (5) are connected with the corresponding fixing strips (2) in a sliding manner, the bottom ends of the sliding rails (12) are fixedly connected with the corresponding fixing strips (2), a first plug board (13) is fixedly connected between the two sliding rails (12) within a low degree, a second plug board (16) is connected between the top ends of the two sliding rails (12) in a sliding manner, the side walls of one side of the second inserting plate (16) and one side of the first inserting plate (13) are both provided with a semicircular groove (15), the inner wall of the semicircular groove (15) is provided with a clamping groove (14), the top end of the sliding rail (12) is fixedly connected with a fixed block (17), and the top end of the fixed block (17) is fixedly connected with a supporting plate (18), the two sides of the top end of the sliding rail (12) are fixedly connected with a round rod (19), the top end of the round rod (19) upwards penetrates through the corresponding supporting plate (18), and round bar (19) and backup pad (18) sliding connection, the annular lateral wall of bottom of round bar (19) sliding sleeve has reset spring (20).

2. The vehicle lamp lens light distribution test tool according to claim 1, wherein a first limit ring (4) is fixedly connected to an inner side wall of one end of the first seal frame (3), a second limit ring (11) is fixedly connected to an outer side wall of the other end of the second seal frame (10), and the first limit ring (4) and the second limit ring (11) are identical in outer contour.

3. The vehicle lamp lens light distribution test tool according to claim 1, wherein a handle is fixedly connected to the top end of the second inserting plate (16).

4. The vehicle lamp lens light distribution test tool according to claim 1, wherein the length of the round rod (19) is larger than the height of the fixing block (17).

5. The vehicle lamp lens light distribution test tool according to claim 1, wherein the length of the return spring (20) in a natural state is larger than that of the fixed block (17).

6. The vehicle lamp lens light distribution test tool according to claim 1, wherein a rubber layer is fixedly connected to the inner wall of the clamping groove (14).