CN112894695B

CN112894695B - Assembling device for optical filter on optical lamp holder

Info

Publication number: CN112894695B
Application number: CN202011602417.7A
Authority: CN
Inventors: 骆晟; 熊蔚风; 马孟鸿
Original assignee: Ningbo Ming Sing Optical R & D Co ltd
Current assignee: Ningbo Ming Sing Optical R & D Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-11-26
Anticipated expiration: 2040-12-29
Also published as: CN112894695A

Abstract

The invention discloses an optical filter assembling mechanism, which comprises a base and a guide seat, wherein a plurality of thimbles are fixedly arranged on the base, the number and the positions of the thimbles correspond to round holes on an optical lamp holder, guide holes are arranged on the guide seat, the positions and the numbers of the guide holes correspond to the thimbles one by one, the thimbles penetrate into the guide holes upwards and are in up-and-down sliding fit with the guide holes, an elastic resetting mechanism and a sliding limiting mechanism are arranged between the base and the guide seat, the upper end surface of the guide seat is provided with a sliding groove, all the guide holes are positioned in the sliding groove, the upper end of each guide hole is provided with a counter bore, the height of each counter bore is equal to the thickness of an optical filter, the upper end surface of the guide seat is provided with a chip storage groove, the chip storage groove is communicated with the sliding groove, and the upper end of the guide seat is fixedly provided with a positioning pin used for being matched with the optical lamp holder; the advantage is that can realize the quick partial shipment of light filter, has improved pressure equipment efficiency greatly, and can pinpoint, prevents that assembly error from appearing.

Description

Assembling device for optical filter on optical lamp holder

Technical Field

The invention relates to the field of assembly of optical instruments, in particular to an assembly device of an optical filter on an optical lamp holder.

Background

An optical lamp holder is an important component of an optical instrument, and usually, a plurality of uniformly distributed circular holes are formed in one optical lamp holder, and a translucent plastic sheet is required to be arranged in each circular hole to serve as an optical filter and is extruded in an interference fit mode. Currently, two methods of operation are used for installing filters: 1. the optical filter is clamped by tweezers, one piece of optical filter is placed on the corresponding round hole of the lamp holder, and the optical filter is extruded into the lamp holder by the round rod, so that the operation needs to be carried out for a plurality of times and then for a corresponding number of times, and the efficiency is very low; 2. and manufacturing a punch with eight ejector pins, clamping the punch on a press, putting the lamp holder on a platform with the reverse side facing upwards, putting the optical filters on the eight round holes one by one, pressing down the press, and pressing the optical filters into the lamp holder by using the eight ejector pins. However, in the actual operation process, the thimble is only slightly smaller than the circular hole, so that the filter is difficult to be aligned at the same time, the filter cannot be pressed down due to slight deviation, even if the alignment is realized, the thimble is easy to deform because the diameter of the thimble is small and long, the operation cannot be realized only when one thimble deforms, and the filter is placed on the eight circular holes one by one, so that the efficiency is low.

Disclosure of Invention

The technical problem to be solved by the invention is to provide the assembling device of the optical filter on the optical lamp holder, the mechanism can realize the quick split charging of the optical filter, greatly improve the press mounting efficiency, and can accurately position and prevent the assembling error.

The technical scheme adopted by the invention for solving the technical problems is as follows: an assembling device of an optical filter on an optical lamp holder comprises a base and a guide seat, wherein a plurality of thimbles with the quantity and the positions corresponding to the round holes on the optical lamp holder are fixedly arranged on the base, the guide seat is provided with guide holes corresponding to the thimbles in position and quantity one by one, the thimbles penetrate the guide holes upwards and are in sliding fit with the guide holes up and down, an elastic reset mechanism and a sliding limit mechanism are arranged between the base and the guide seat, the upper end surface of the guide seat is provided with a sliding chute, all guide holes are positioned in the sliding chute, the upper end of each guide hole is provided with a counter bore, the height of the counter bore is equal to the thickness of the optical filter, the upper end surface of the guide seat is provided with a chip storage groove, the slide groove is communicated with the slide groove, and the upper end of the guide seat is fixedly provided with a positioning pin matched with the optical lamp holder.

Preferably, the sliding limiting mechanism comprises a limiting plate and a limiting pin, the limiting plate is fixedly arranged on the side edge of the guide seat, the limiting pin is fixedly arranged on the side edge of the base, a limiting groove is formed in the limiting plate, and the limiting pin is inserted into the limiting groove and is in vertical sliding fit with the limiting groove.

Preferably, the elastic reset mechanism comprises a spring sleeved on the thimble, and the spring is abutted between the base and the guide seat.

Preferably, the guide seat is provided with spring cavities, the positions and the number of which correspond to the springs one to one.

Preferably, the positioning pins are two and arranged diagonally.

Preferably, the width of the sliding groove is equal to or slightly larger than the diameter of the optical filter. The structure can accurately scratch the optical filter into the corresponding counter bore when the optical filter is separately assembled.

Compared with the prior art, the assembling device has the advantages that the assembling device can realize the quick assembly of the optical filter, so that the assembling efficiency is improved, the optical lamp holder and the guide seat are accurately positioned by the matching of the positioning pin, the optical filter can be accurately ejected to the circular hole of the optical lamp holder by the ejector pin, and the assembling error is prevented.

Drawings

FIG. 1 is a partially exploded view of the present invention;

FIG. 2 is an assembled view of the present invention;

FIG. 3 is a schematic diagram of the assembly of the optical filter of the present invention;

fig. 4 is a sectional view showing a press-fitted state of the optical filter of the present invention.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

As shown in fig. 1-4, an assembling device for an optical filter on an optical lamp holder comprises a base 1 and a guide seat 2, wherein a plurality of thimbles 11 are fixedly arranged on the base 1, the number and the positions of the thimbles 11 correspond to the round holes 31 on the optical lamp holder 3, guide holes 21 are arranged on the guide seat 2, the number and the positions of the thimbles 21 correspond to those of the thimbles 11 one by one, the thimbles 11 upwardly penetrate into the guide holes 21 and are in up-and-down sliding fit with the guide holes 21, springs 12 are sleeved on the thimbles 11, the springs 12 are abutted between the base 1 and the guide seat 2, spring cavities 26 are arranged on the guide seat 2, the number and the positions of the spring cavities correspond to those of the springs 12 one by one, a sliding limiting mechanism is arranged between the base 1 and the guide seat 2, the sliding limiting mechanism comprises a limiting plate 41 and a limiting pin 42, the limiting plate 41 is fixedly arranged on the side of the guide seat 2, the limiting pin 42 is fixedly arranged on the side of the base 1, a limiting groove 43 is arranged on the limiting plate 41, the limiting pin 42 is inserted into the limiting groove 43 and is in up-and-down sliding fit with the limiting groove 43, the upper end face of the guide seat 2 is provided with the sliding groove 22, all the guide holes 21 are located in the sliding groove 22, the width of the sliding groove 22 is equal to or slightly larger than the diameter of the optical filter 5, the upper end of the guide hole 21 is provided with the counter bore 23, the height of the counter bore 23 is equal to the thickness of the optical filter 5, the diameter of the counter bore 23 is equal to or slightly larger than the diameter of the optical filter 5, the upper end face of the guide seat 2 is provided with the chip storage groove 24, the chip storage groove 24 is communicated with the sliding groove 22, the upper end of the guide seat 2 is fixedly provided with the positioning pin 25 used for being matched with the optical lamp holder 3, and the positioning pins 25 are arranged in two diagonal lines.

The process of assembling the optical filter by the assembling device of the invention is as follows: placing a plurality of optical filters 5 in a sheet storage groove 24, pressing the optical filters 5 with fingers and dragging along a sliding groove 22, when the optical filters 5 pass through the counter bores 23, dropping the lowermost optical filter 5 into the counter bore 23 and filling up, continuously dragging the rest of the optical filters 5 forward by the fingers, filling up all the counter bores 23 one by the optical filters 5 after one circle, finally sliding the rest of the optical filters 5 back into the sheet storage groove 24 for next use, placing the optical lamp holder 3 on a guide seat 2 and positioning by a positioning pin 25, at the moment, the thimbles 11 are coaxial with the round holes 31 on the optical lamp holder 3 one by one, pressing down the optical lamp holder 3, moving down together with the guide seat 2 and attaching with the base 1, the springs 12 are compressed, meanwhile, the thimbles 11 push the optical filters 5 into the round holes 31 of the optical lamp holder 3 one by one, and the optical filters 5 are fixed in the round holes 31 of the optical lamp holder 3 in an interference fit manner, then the optical lamp holder 3 is released, the spring 12 pushes the guide holder 2 and the optical lamp holder 3 to move upwards, the thimble 11 is drawn back from the optical lamp holder 3, the optical filter 5 is left in the optical lamp holder 3, and the optical lamp holder 3 is taken down from the guide holder 2, so that the operation is completed.

The scope of the present invention includes, but is not limited to, the above embodiments, and the present invention is defined by the appended claims, and any alterations, modifications, and improvements that may occur to those skilled in the art are all within the scope of the present invention.

Claims

1. The utility model provides an assembly quality of light filter on optical lamp stand, includes base and guide holder, the base on the fixed thimble that is provided with many quantity and position and all corresponds with the round hole on the optical lamp stand, the guide holder on set up position and quantity and thimble one-to-one's guiding hole, the thimble upwards penetrate the guiding hole and with the guiding hole about sliding fit, the base with the guide holder between be provided with elasticity canceling release mechanical system, the upper end of guide holder fixed be provided with be used for with optical lamp stand matched with locating pin, its characterized in that: the upper end face of the guide seat is provided with a sliding groove, all the guide holes are located in the sliding groove, the upper end of each guide hole is provided with a counter bore, the height of each counter bore is equal to the thickness of the optical filter, the upper end face of the guide seat is provided with a sheet storage groove, the sheet storage groove is communicated with the sliding groove, and a sliding limiting mechanism is arranged between the base and the guide seat.

2. The assembly device of claim 1, wherein: the sliding limiting mechanism comprises a limiting plate and a limiting pin, the limiting plate is fixedly arranged on the side edge of the guide seat, the limiting pin is fixedly arranged on the side edge of the base, a limiting groove is formed in the limiting plate, and the limiting pin is inserted into the limiting groove and is in sliding fit with the limiting groove from top to bottom.

3. The assembly device of claim 1, wherein: the elastic reset mechanism comprises a spring sleeved on the thimble, and the spring is abutted between the base and the guide seat.

4. A mounting apparatus for an optical filter on a lamp socket as claimed in claim 3, wherein: the guide seat is provided with spring cavities, the positions and the number of which correspond to the springs one to one.

5. The assembly device of claim 1, wherein: the locating pin be two and diagonal setting.

6. The assembly device of claim 1, wherein: the width of the sliding groove is equal to or slightly larger than the diameter of the optical filter.