CN212497221U

CN212497221U - Clamping tool for processing optical glass streak degree test sample

Info

Publication number: CN212497221U
Application number: CN202021217710.7U
Authority: CN
Inventors: 李晓辉; 盛卫中
Original assignee: CDGM Glass Co Ltd
Current assignee: CDGM Glass Co Ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-02-09
Anticipated expiration: 2030-06-28

Abstract

The utility model belongs to the technical field of the glass clamping, a clamping frock is used in convenient and better optical glass stripe degree test sample processing of fixed effect of clamping is specifically disclosed. This optical glass stripe degree test clamping frock for sample processing, including clamping base plate, set up the location connecting portion at clamping base plate upside and set up the anchor clamps framework in clamping base plate downside, be equipped with the sample chamber in the anchor clamps framework, be provided with two at least sample mounting on the lateral wall in sample chamber. The clamping tool can be matched and connected with processing equipment through a positioning connecting part arranged on the upper side of a clamping base plate; through setting up the anchor clamps framework in clamping base disc downside, utilize the sample chamber of anchor clamps framework to pack into one or more stripe degree sample blank to press from both sides tightly fixedly by the sample mounting, the clamping is swift, convenient, and fixed effect is better, does benefit to reduction operator's intensity of labour, and improves production efficiency.

Description

Clamping tool for processing optical glass streak degree test sample

Technical Field

The utility model belongs to the technical field of the glass clamping, concretely relates to clamping frock is used in processing of optical glass stripe degree test sample.

Background

The striae is an important technical index of optical glass, which must be monitored in daily production to ensure the quality of optical glass products, and the grade of the striae directly affects the value of the products. Thus, the optical glass cord test sample is a type of sample that must be processed every day for each production line; according to the sampling rule at present, each production line needs to process at least 12 streak-degree test samples per day. The optical glass streak degree test sample specification is: the width multiplied by the thickness multiplied by the height multiplied by 120-160 mm multiplied by 8-60 mm multiplied by 50mm, and the processing requirements are as follows: and (5) polishing two end faces.

At present, an optical glass streak degree test sample is limited by the sample specification and the processing requirement, and is always processed in a manner of grinding and polishing on a ring polishing machine after being adhered with a disc by paraffin wax at the initial stage; the specific process is as follows: cutting block materials to be processed into a strip sample blank, milling and grinding two end faces of the blank to ensure that the end faces of the blank are neat and the heights of the blank are basically consistent, then bonding the blank on an aluminum plate for heating, sticking the blank on one plate with similar performance according to the class system of the product by paraffin, cooling to room temperature, carrying out coarse grinding, fine grinding and polishing on one end face of the blank on a ring polishing machine, heating, degumming and turning over after the blank is qualified, processing the other end of the blank in the same way, degumming and cleaning after the blank is qualified, and finishing the whole processing procedure.

However, the above processing method clamps the strip sample blank by bonding the paraffin wax, which is very inconvenient, has low efficiency and general fixing effect, and generally requires 6 hours for completing the processing of two end faces of a batch of blanks, and the number of the strip test samples to be processed is large, so that the processing of the strip test samples on the same day often requires overtime, the labor intensity is very high, the strip detection cannot be basically completed on the same day, and the requirement of a production line for monitoring the strip degree of the product in time cannot be met.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a clamping frock is used in the processing of convenient and fixed better optical glass stripe degree test sample of effect of clamping.

The utility model provides a technical scheme that its technical problem adopted is: clamping frock is used in processing of optical glass stripe degree test sample, including clamping base plate, setting at the location connecting portion of clamping base plate upside and set up the anchor clamps framework in clamping base plate downside, be equipped with the sample chamber in the anchor clamps framework, be provided with two at least sample mountings on the lateral wall in sample chamber.

Further, the clamping base plate is made of hard aluminum material.

Further, the sample cavity is rectangular, and sample fixing pieces are arranged on four side walls of the sample cavity.

Further, the sample fixing piece is a fixing screw which is installed on the clamp frame body in a threaded mode, and the end portion of the fixing screw extends into the sample cavity.

Furthermore, a reinforcing piece is arranged between the outer wall surface of the clamp frame body and the bottom surface of the clamping base plate.

Further, the cross section of the reinforcing member is in an inverted L shape.

Further, the sample clamping device further comprises a protection pad, wherein the protection pad is arranged on the bottom surface of the clamping base plate and is positioned on the upper side of the sample cavity.

Further, the protection pad is made of rubber.

Further, the upper portion of clamping base plate is equipped with the dead eye, location connecting portion including set up bearing in the dead eye, cover on the outer lane of bearing and with clamping base plate fixed connection's bearing frame and have the connector of upper portion cooperation groove and lower part connecting axle, the lower part connecting axle of connector is connected with it cooperation in the inner circle of embedding bearing.

Further, the bearing is a thrust bearing.

The utility model has the advantages that: the clamping tool can be matched and connected with processing equipment through a positioning connecting part arranged on the upper side of a clamping base plate; through setting up the anchor clamps framework in clamping base disc downside, utilize the sample chamber of anchor clamps framework to pack into one or more stripe degree sample blank to press from both sides tightly fixedly by the sample mounting, the clamping is swift, convenient, and fixed effect is better, does benefit to reduction operator's intensity of labour, and improves production efficiency.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention;

labeled as: the jig base 100, the bearing hole 110, the jig frame 200, the sample chamber 210, the sample holder 220, the reinforcement 230, the protection pad 300, the bearing 410, the bearing seat 420, the connector 430, the upper fitting groove 431, and the lower connecting shaft 432.

Detailed Description

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

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description, and do not indicate or imply that the device or component in question must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, the clamping tool for processing an optical glass streak test sample comprises a clamping base plate 100, a positioning connection portion arranged on the upper side of the clamping base plate 100, and a clamp frame 200 arranged on the lower side of the clamping base plate 100, wherein a sample cavity 210 is arranged in the clamp frame 200, and at least two sample fixing members 220 are arranged on the side wall of the sample cavity 210.

One or more strip-degree sample blanks can be loaded by using the clamping tool, the strip-degree sample blanks are loaded in the sample cavity 210, and the processed end parts of the strip-degree sample blanks extend out of the lower side of the clamp frame body 200 and are clamped and fixed by the sample fixing piece 220; when a plurality of strip-degree sample blanks are clamped, a flexible or elastic spacer is usually arranged between two adjacent strip-degree sample blanks and used for preventing the adjacent strip-degree sample blanks from being squeezed by pretightening force.

The clamping base disc 100 is a base part of the clamping tool and is mainly used for laying other parts and connecting the parts with processing equipment in a matching manner; the clamping base 100 may have a variety of configurations, such as: a square, polygonal disk, disc-shaped, etc., preferably a centrosymmetric structure; the clamping base plate 100 is generally designed according to the specifications of processing equipment and optical glass streak degree test samples, and the outer contour of the clamping base plate is smaller than that of a polishing plate of the processing equipment; the clamping base 100 may be made of a variety of materials, preferably a duralumin material; the duralumin is an existing material, and refers to an aluminum alloy taking Cu as a main alloy element in the aluminum alloy, and contains 2.2% -4.9% of Cu, 0.2% -1.8% of Mg, 0.3% -0.9% of Mn, a small amount of silicon, and the balance of aluminum.

The fixture frame body 200 is a frame-shaped structure and is mainly used for clamping and fixing a strip degree sample blank, and is usually designed according to the number of the clamped blanks and the specification of an optical glass strip degree test sample; the sample cavity 210 is used for accommodating a strip-degree sample blank, and the depth of the sample cavity is smaller than the height of an optical glass strip-degree test sample; the sample chamber 210 can be filled with different widths of strip-scale sample blanks at the same time; the structure of the sample chamber 210 may be various, preferably rectangular, and the sample holder 220 is disposed on four sidewalls of the sample chamber 210; the sample holder 220 is mainly used for clamping and fixing the stripe-scale sample blank placed in the sample cavity 210, and may be various, for example: a wedge, a jacking cylinder, a buckle and the like.

Preferably, the sample holder 220 is a fixing screw threadedly mounted on the jig frame 200, and an end of the fixing screw protrudes into the sample chamber 210. The strip-degree sample blanks are placed in the sample cavity 210, and after two adjacent strip-degree sample blanks are separated by a spacer, the sample cavity 210 can be tightly pushed and fixed by screwing a fixing screw. In order to avoid damaging the striation sample blank, a protective cap, which may be made of a flexible or elastic material, is typically provided on the end of the set screw.

In order to make the stress of the clamped sample blank uniform and not be clamped, as shown in fig. 1, it is preferable to arrange a plurality of rows of sample holders 220 distributed up and down, and to make the sample holders 220 in two adjacent rows offset from each other. Usually, according to the specification of the optical glass streak degree test sample, a fixing screw with proper screw hole spacing and proper size and length is selected.

In order to improve the overall structural strength and stability of the clamping tool, as shown in fig. 1, a reinforcement member 230 is provided between the outer wall surface of the jig frame 200 and the bottom surface of the clamping base 100. The stiffener 230 may be of various configurations, for example: the cross section is triangular or the cross section is inverted L-shaped. The reinforcing member 230 is connected to the clamping base 100 and the clamp frame 200, and is generally fixed by welding or screwing.

In order to prevent the streak sample blank from being squeezed out by directly contacting the bottom surface of the clamping base plate 100 in the clamping process, as shown in fig. 1, the clamping tool further comprises a protection pad 300, wherein the protection pad 300 is arranged on the bottom surface of the clamping base plate 100 and is located on the upper side of the sample cavity 210. The protection pad 300 may be made of a flexible material or an elastic material, preferably rubber.

The positioning connecting part is mainly used for being matched and connected with processing equipment and is usually designed according to the clamping matching part of the processing equipment; for example: when the pressure-bearing groove structure is matched with a pen point structure or a pressure shaft, a stress groove structure is needed, and the stress groove is preferably positioned at the geometric center of the clamping base disc 100.

Preferably, as shown in fig. 1 again, the upper portion of the clamping base plate 100 is provided with a bearing hole 110, the positioning connection portion includes a bearing 410 disposed in the bearing hole 110, a bearing seat 420 sleeved on an outer ring of the bearing 410 and fixedly connected with the clamping base plate 100, and a connection head 430 having an upper mating groove 431 and a lower connection shaft 432, and the lower connection shaft 432 of the connection head 430 is embedded in an inner ring of the bearing 410 and is in mating connection therewith.

The bearing seat 420 is mainly used for fixing the bearing 410 and is embedded in the clamping base plate 100, so that the height of the whole clamping tool can be reduced, the stress point is reduced, the tilting moment is reduced, and the stability of the stripe sample blank in the machining process is facilitated. The connector 430 is mainly used for matching with the bearing 410 and matching and connecting with processing equipment; the bearing 410 is mainly used for enabling the connector 430 to rotate, so that the clamping tool and the processing equipment are matched to form rotatable connection, and the stripe sample blank moves on a grinding disc or a polishing disc in the processing process; the bearing 410 may be of various types, preferably a thrust bearing; the lower connecting shaft 432 of the connecting head 430 is embedded into an inner ring of a thrust bearing, vertical pressure is applied to a processing surface of a stripe-degree sample blank through the transmission of the connecting head 430, and the clamping tool can stably rotate under the connection of the thrust bearing through the pressure action and swing together with a swing arm of processing equipment, so that stable and high-speed processing is realized.

The clamping fixture is used for clamping a strip degree sample blank, and the process of processing the strip degree sample blank into an optical glass strip degree test sample is as follows:

firstly, cutting a sample subjected to hot cutting in a production line into the height of a stripe sample blank by a saw blade type cutting machine, and clamping products with the same grade or similar abrasion degree and consistent width specification on a clamping tool.

Then, enabling the strip-degree sample blanks to be tightly attached to one side of the clamp frame body 200, and padding a spacer between every two adjacent strip-degree sample blanks; according to the actual clamping condition, the sample cavity 210 can be filled with the strip-degree sample blanks with different thicknesses; after the sample cavity 210 is filled, the sample blank with the stripe degree is clamped and fixed through the sample fixing piece 220 on the side wall of the sample cavity 210, the force in the fastening process is moderate, and the fastening force at each position is uniform; placing the special base plate on the surface of the strip-degree sample blank, knocking the base plate by using a wooden hammer, and pressing down the strip-degree sample blank jacked up in the fastening process; after the tapping is completed, the sample holder 220 is adjusted again for clamping.

Then, placing the clamped strip degree sample blank on a workbench of a surface grinding machine, fixing a clamping tool, milling one end face of the strip degree sample blank, taking out the clamping tool after milling to a corresponding height, placing the clamping tool on a grinding disc of a high-speed refiner after washing, pressing a pressure shaft of the high-speed refiner down and against an upper matching groove 431, starting the high-speed refiner, carrying out fine grinding through the rotation of a main shaft and the swinging of the pressure shaft, and carrying out fine grinding twice in sequence (the first time is fine grinding by a pellet disc with the granularity W20, and the second time is fine grinding by a pellet disc with the granularity W14); after finishing the fine grinding, taking out the clamping tool, washing the clamping tool, placing the washed clamping tool on a grinding disc of a high-speed polishing machine, and polishing by adopting polyurethane, wherein the operation of the polishing process is the same as the fine grinding operation; after polishing is finished and the test is qualified, taking out the clamping tool, and cleaning the clamping tool, so that one end face of the stripe sample blank is processed;

finally, taking off the stripe degree sample blank and changing the direction, clamping the stripe degree sample blank into the sample cavity 210, and milling, finely grinding, polishing and cleaning the other end of the stripe degree sample blank by the same method; and obtaining a required optical glass fringe degree test sample after the optical glass is qualified.

The clamping tool is used for clamping and processing the stripe-degree sample blank, so that the clamping tool is very convenient, high in efficiency and good in fixing effect; by using the clamping tool for auxiliary processing, the processing of two end faces of a batch of blanks can be shortened from original 6 hours to current 3 hours, the processing efficiency is improved by about 50%, required optical glass stripe degree test samples can be processed on the same day, stripe degree detection is completed, timely detection of the optical glass stripe degree test samples of a production line is guaranteed, and monitoring of the stripe degree of an optical glass product by the production line is facilitated.

Claims

1. Clamping frock is used in processing of optical glass stripe degree test sample, its characterized in that: including clamping base plate (100), set up at the location connecting portion of clamping base plate (100) upside and set up anchor clamps framework (200) in clamping base plate (100) downside, be equipped with sample chamber (210) in anchor clamps framework (200), be provided with two at least sample mounting (220) on the lateral wall in sample chamber (210).

2. The clamping tool for processing the optical glass streak test sample according to claim 1, wherein the clamping tool comprises: the clamping base plate (100) is made of hard aluminum materials.

3. The clamping tool for processing the optical glass streak test sample according to claim 1, wherein the clamping tool comprises: the sample cavity (210) is rectangular, and four side walls of the sample cavity are provided with sample fixing pieces (220).

4. The clamping tool for processing the optical glass streak test sample according to claim 3, wherein the clamping tool comprises: the sample fixing piece (220) is a fixing screw which is installed on the clamp frame body (200) in a threaded mode, and the end portion of the fixing screw extends into the sample cavity (210).

5. The clamping tool for processing the optical glass streak test sample according to claim 1, wherein the clamping tool comprises: and a reinforcing piece (230) is arranged between the outer wall surface of the clamp frame body (200) and the bottom surface of the clamping base disc (100).

6. The clamping tool for processing the optical glass streak degree test sample according to claim 5, characterized in that: the cross section of the reinforcing piece (230) is in an inverted L shape.

7. The clamping tool for processing the optical glass streak test sample according to claim 1, wherein the clamping tool comprises: the sample clamping device further comprises a protection pad (300), wherein the protection pad (300) is arranged on the bottom surface of the clamping base plate (100) and is positioned on the upper side of the sample cavity (210).

8. The clamping tool for processing the optical glass streak degree test sample according to claim 7, wherein the clamping tool comprises: the protection pad (300) is made of rubber.

9. The clamping tool for processing the optical glass streak test sample according to any one of claims 1 to 8, wherein: the upper portion of clamping base plate (100) is equipped with dead eye (110), location connecting portion including setting up bearing (410) in dead eye (110), cover on the outer lane of bearing (410) and with clamping base plate (100) fixed connection's bearing frame (420) and have connector (430) of upper portion cooperation groove (431) and lower part connecting axle (432), the lower part connecting axle (432) of connector (430) are connected with it in the cooperation of embedding the inner circle of bearing (410).

10. The clamping tool for processing the optical glass streak test sample according to claim 9, wherein the clamping tool comprises: the bearing (410) is a thrust bearing.