CN2662275Y

CN2662275Y - Eyeglass processing machine

Info

Publication number: CN2662275Y
Application number: CNU200320124392XU
Authority: CN
Inventors: 闵文植
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-11-14
Filing date: 2003-12-15
Publication date: 2004-12-08
Anticipated expiration: 2013-12-15
Also published as: KR200342453Y1

Abstract

The utility model relates to an eyeglass processing machine, comprising a vertical conveying part, a conveying part, an induction part, two sensors, a conveying rod, a pair of guiding rods and a sensing pod. The vertical conveying part is arranged in the front part of the main body and enables a lifting guide apparatus to move a certain distance vertically according to the rotation angle put into a stepping motor; the conveying part moves horizontally along the conveying railway and moves vertically along with the vertical conveying of the lifting guide apparatus; the induction part is moveably arranged on the upper part of the conveying part; the sensors are arranged on the induction part and the conveying part and are clung and opposite to each other; the conveying pod is inserted into the induction part and passes through a support end and a conveying groove, and a pressing panel is arranged on the upper end of the conveying rod; the guiding rods pass through the induction part and the conveying part and is fixed on the support end; the sensing rod is arranged on one side of the horizontal conveying table. The utility model maintains the impermeability of the vertical displacement part for adjusting displacement and improves the rate of breakdown of the machine and the inferior processing rate caused by mistake working.

Description

Spectacle lens processing machine

Technical Field

The present invention relates to a spectacle lens processing machine, and more particularly, to a spectacle lens processing machine which does not require complicated operations for loading and unloading a sample plate, and which can automatically adjust the displacement of a spectacle lens to be processed along with a rotation angle by using data (displacement along with the rotation angle) obtained by a spectacle frame shape measuring instrument, immediately and rapidly and precisely process the spectacle lens, maintain the watertightness of a vertical transfer mechanism for adjusting the displacement, and greatly improve the occurrence rate of machine failure and the defective processing rate caused by malfunction.

Background

As a conventional spectacle lens processing machine, there is a prior registration application "utility model registration No. 221290 name spectacle lens processing machine" by the applicant of the present application.

The above-mentioned utility model that has logged in utilizes the model rotation lens with the spectacle frame the same shape after pressing from both sides the lens on the chuck, grinds the side with the grindstone simultaneously and makes it become the model shape, in order to press from both sides it to the spectacle frame, forms the V-arrangement in the lens outside and swells to when grinding the lens waterlogging caused by excessive rainfall, with the upper portion with transparent closing cap lid, prevent scattering of water.

However, in order to process eyeglass lenses by using all other eyeglass lens processing machines including the eyeglass lens processing machine proposed in the above registered utility model, the template must be processed in advance to have a shape suitable for eyeglass lenses of various shapes of eyeglass frames, and the eyeglass lenses can be processed by using the template.

Therefore, not only a separate mold blowing machine (mold blowing) is required for processing the template, but also various problems are caused such as a troublesome work for detaching the processed template from the mold blowing machine and then attaching and detaching the template to another eyeglass lens processing machine again, and a long time for processing the eyeglass lens is required.

And when the lens is processed according to the shape of the template, if the template is processed to be larger or smaller, the processed lens is not suitable for the spectacle frame.

Further, since the vertical transfer device for vertically moving the transfer bar provided with the sensing part provided for processing the eyeglass lens into the shape of the template and changing the size thereof is located at the lower part of the transfer long groove of the path along which the transfer bar provided with the sensing part moves, a trouble frequently occurring when water sprayed during the grinding process is introduced through the transfer groove causes a lot of difficulty in a/S, and a problem of a reduction in product quality due to a defective product processing is caused.

On the other hand, in order to solve the above-mentioned problems occurring in the template processing work and in the processing of lenses according to the template obtained by the processing by the lens processing machine, the applicant of the present application has proposed a patent application "edge shape measurement of spectacle frame and template processing apparatus" together with the application date of the present invention, and according to this application, the shape of the processed spectacle frame is precisely measured and provided as specific data.

Therefore, there is a need for an eyeglass lens processing machine that can receive the transmission of the shape measurement data and process eyeglass lenses quickly and accurately according to the data without processing a template.

SUMMERY OF THE UTILITY MODEL

The present invention is an improvement application proposed to solve the problems in the above-mentioned registered application, and its main object is to: the former common method of processing the spectacle lens by using the template is changed, and the displacement (L) along with the rotation angle (0-360 degrees) is measured by using a separately arranged spectacle frame shape measuring instrument, then the displacement is processed into data through calculation, and the data is transmitted to the spectacle lens processing machine, so that the spectacle lens processing machine can process the lens immediately, precisely and rapidly while automatically adjusting the displacement of the rotation angle; and, a vertical moving mechanism for adjusting the displacement is arranged at a position separated with a certain distance from a long conveying groove for water to enter, so as to solve the problem caused by water leakage.

In order to achieve the above object, the present invention provides an eyeglass lens processing machine, which is provided with a horizontal transfer table having a chuck for fixing eyeglass lenses inside a cover covering an upper portion of a main body of the processing machine, a cylindrical grinding stone on an upper side of the main body, a horizontal transfer device for horizontally moving a support frame combined with the horizontal transfer table, and a vertical transfer device for vertically moving a sensing part combined with the support frame, the eyeglass lens processing machine comprising: a vertical transfer means which is provided in front of the inside of the main body and vertically moves the elevation guide by a corresponding displacement according to a rotation angle inputted to the stepping motor; a transfer component which horizontally transfers along a transfer track arranged on the lifting guide and is linked to the vertical direction along the vertical transfer of the lifting guide; a sensing component which is rotatably arranged at the upper part of the transfer component and is elastically assembled by the transfer component and a spring at the other side of the rotating part; a contact sensor disposed on the sensing member and the transfer member in close proximity to each other and in opposition to each other; a transfer rod inserted into the induction part, penetrating the support end and the transfer long groove and provided with a pressure plate at the upper end; a pair of guide rods fixed to the support end portion through the sensor member and the transfer member; and a sensing rod arranged on one side surface of the horizontal transfer table and used for sensing the displacement along with the rotation angle.

Drawings

FIG. 1 is a perspective view of an embodiment of the present invention

FIG. 2 is a top view of the present invention showing the state of removing the cap

FIG. 3 is a side cross-sectional view of the present invention with the cap removed

FIG. 4 is a view showing a state of the lifting of the transfer member and the transfer bar by the lifting guide of the present invention

FIG. 5 is a side sectional view showing an operation state of the vertical transfer mechanism of the present invention

FIG. 6 is a state diagram of the sensing rod contacting on the pressing plate of the present invention

FIG. 7 is a longitudinal sectional view showing an operation state of the sensor unit according to the present invention

FIG. 8 is an enlarged perspective view of the installation state of the sensing rod of the present invention

Wherein,

6: horizontal transfer table 7: supporting frame

7 a: support end 7b, 31: supporting roller

7 c: support table 15: transfer long groove

20: vertical transfer mechanism 22: threaded shaft

24: the stepping motor 26: lifting guide

27, 70: the guide rod 30: transfer member

40: the sensing section 43: spring

50: close sensor 60: transfer rod

61: pressing plate 80: sensing rod

Detailed Description

The structure of the present invention will be described in more detail below with reference to the accompanying drawings.

Before explaining the structure of the present invention, a conventional spectacle lens processing machine (M) will be understood. A transparent cover 2 is coupled to an upper portion of the rectangular main body 1 so as to be openable and closable from the front to the rear, a control panel 3 is provided on an upper front side of the main body 1, and a power switch 4 is provided on a side of the main body 1.

A grinding stone 5 is rotatably provided on the upper part of the main body 1 in the transparent cover 2, a horizontal transfer table 6 is rotatably provided on one side of the upper part of the main body 1, and a support frame 7 coupled to the horizontal transfer table 6 is horizontally moved in the left-right direction along with a horizontal transfer device 8.

The horizontal transfer table 6 is provided with a chuck 10 for holding the eyeglass lens 9, the horizontal transfer table 6 moves left and right in a state of being fitted around a horizontal transfer shaft 11 to which a bearing is coupled, the support frame 7 is connected to a weight adjusting lever 12, and the weight of the horizontal transfer table is changed by changing the spring tension according to the position of the weight adjusting lever 12 fitted into an adjusting hole 13.

Further, a vertical transfer device is coupled to the support frame 7, and selectively vertically moves a transfer bar 60, which forms a sensing portion at an upper end thereof and horizontally moves along a transfer long groove 15 formed in the water tank 14.

The utility model is characterized in that, need not be at the numerous and diverse operation of above-mentioned spectacle lens processing machine M loading and unloading model, also can utilize the data of the spectacle frame shape measuring apparatu conveying of establishing in addition to process the lens rapidly and accurately to improve the machine trouble incidence and the product defective rate because leak and arouse greatly.

In order to achieve the above-described features of the present invention, a vertical transfer means 20 for vertically moving the elevation guide 26 by a certain displacement according to the rotation angle inputted to the stepping motor 24 is provided in front of the inside of the main body 1.

That is, the vertical transfer means 20 of the present invention is not disposed at the lower portion of the transfer long groove 15, which is a transfer path of the transfer bar 60, but is disposed at the front side of the main body 1 spaced apart from the transfer long groove 15 by a predetermined distance, and maintains a state of being separated from the transfer long groove 15, so that the screw shaft 22 and the like are not wetted by water even if water is introduced through the transfer long groove 15, and thus, there is little trouble due to water leakage, and there is almost no malfunction, and the yield of products can be improved.

The vertical transfer means 20 is provided with a fixing plate 21 on the front side chassis 1a inside the main body 1, and a screw shaft 22 is rotatably inserted into the fixing plate 21. The screw shaft 22 is rotatably supported by a bearing 23 so as to be smoothly rotated, and is connected to a stepping motor 24 and a timing belt 25 so as to be selectively rotated by receiving a rotational force transmitted from the stepping motor 24.

Further, a lifting guide 26 is screwed to the screw shaft 22, the lifting guide 26 moves vertically along with the rotation of the screw shaft 22 and moves up and down the transfer bar 60 by a distance corresponding to the rotation angle inputted to the stepping motor 24, and both sides of the lifting guide 26 are guided by a pair of guide rods 27 inserted into the fixed plate 21 during lifting and lowering, and the lifting guide 26 does not move left and right but smoothly moves up and down only in the vertical direction.

A transfer member 30 is provided on one side of the elevation guide 26 to be interlocked with the vertical movement of the elevation guide 26 in the vertical direction.

A support roller 31 is rotatably provided on the transfer member 30 side, and the support roller 31 is smoothly moved in the horizontal direction along the movement rail 26a in a state of being mounted on the movement rail 26a provided on the elevation guide 26 side, and is interlocked with the elevation guide 26 in the vertical direction in accordance with the driving of the elevation guide 26.

A sensing member 40 is rotatably provided above the transfer member 30. The rotating part 41 formed on one side of the sensing member 40 is coupled to the transfer member 30 by a hinge shaft 42 and rotates about the hinge shaft 42, and the sensing member 40 is elastically coupled to the transfer member 30 by a spring 43 on the other side of the rotating part 41 so that the sensing member 40 maintains a predetermined elastic force.

A pair of opposed, close contact sensors 50 are provided on the sensing member 40 and the transfer member 30 in the vicinity of the spring 43.

Therefore, when the eyeglass lens is machined to a displacement corresponding to a predetermined rotation angle, the sensing member 40 is rotated about the hinge shaft 42, the contact sensor 50 is contacted, and the eyeglass lens 9 is rotated by a predetermined angle, so that the elevation guide 26 is moved up and down by the displacement corresponding to the rotation angle of the rotation, thereby automatically adjusting the displacement. The sensing member 40 rotated at this time is restored by the restoring force of the spring 43.

A transfer bar 60 is inserted into one side of the sensing member 40, the transfer bar 60 penetrates a support end 7a of the front end of the support frame 7 and a transfer long groove 15 formed in the water tank 14, a pressing plate 61 is provided on the upper end of the transfer bar 60, the lower end penetrates the sensing member 40 and protrudes downward, and a spring 43 for providing a restoring force to the sensing member 40 is attached to the outer surface of the protruding portion, thereby preventing the spring 43 from being detached.

Further, the pair of guide rods 70 for guiding the transfer at the time of lifting and lowering the transfer bar 60 are fixed to the support end portion 7a from both sides of the transfer bar 60 on one side, and penetrate the sensing member 40 and the transfer member 30 on the other side as shown in fig. 7, so that the transfer bar 60, the sensing member 40, and the transfer member 30 are lifted and lowered more smoothly.

On the other hand, the utility model discloses do not use the model processing glasses lens, so need not set up the model fixing device who is used for fixed model on horizontal transfer platform 6, set up the perception pole 80 that is used for the perception to follow rotation angle's displacement on a side of horizontal transfer platform 6 on the contrary.

That is, the sensing lever 80 works the lens while transferring to the lower portion in a state of a certain rotation angle, and at this time, it functions as a pressing plate 61 which presses the transfer lever 60, and the transfer lever 60 is moved up and down by a displacement corresponding to the rotation angle inputted to the stepping motor 24 of the vertical transfer mechanism 20. In the above-described rotation angle state, the lens is moved to the next rotation angle without further processing, and continuous lens processing can be realized.

The utility model discloses have following function simultaneously: in order to more smoothly transfer the support 7, the sensing member 40, the transfer member 30, and the like in the horizontal direction, a support roller 7b is provided at the front end of the support end portion 7a, the support roller 7b easily moves along a guide groove 7d formed on a support base 7c coupled to the body frame and performs a function of preventing the support 7 from sinking.

The operation of the present invention having the above-described structure will be described below.

Firstly, the displacement (L) of the rotation angle (0-360 degrees) along with the edge of the processed spectacle frame (the edge part clamping the spectacle lens) is measured by using an additionally arranged spectacle frame shape measuring instrument, and the data obtained by calculating and processing the displacement L is transmitted to the lens processing machine (M).

The data thus transmitted are inputted to a stepping motor provided in the horizontal transfer stage 6 for rotating the chuck 10 for fixing the eyeglass lens 9 and a stepping motor 24 of the vertical transfer mechanism 20 for vertically transferring the elevation guide 26, and the displacement of the elevation guide 26 according to the rotation angle of the eyeglass lens 9 is automatically adjusted based on the data.

That is, when the stepping motor of the horizontal transfer table 6 is fed by a predetermined rotation angle, the stepping motor is transferred to the stepping motor 24 of the vertical transfer mechanism 20 in accordance with the displacement of the rotation angle, the elevation guide 26 is moved up and down by a distance corresponding to the displacement, and the transfer bar 60 is lifted up to a predetermined height by the transfer member 30 in conjunction with the elevation guide 26.

Accordingly, the spectacle lens 9 is processed, the horizontal transfer table 6 is automatically lowered, and the sensing lever 80 presses the pressing plate 61 in contact therewith, and the sensing member 40 rotates and comes into close contact with the sensor 50.

When the contact sensor 50 is contacted, the lens is processed to a displacement corresponding to the rotation angle, so that the machine does not perform any further processing, the lens is automatically rotated by a predetermined angle, and the transfer lever 60 is moved up and down to a displacement corresponding to the rotation angle, and then the lens is continuously processed at a suitable height, thereby rapidly processing the lens with high precision.

On the other hand, in order to reduce frictional noise and resistance generated when the sense bar 80 contacts the pressure plate 61 during rotation, a roller member 81 such as a bearing is provided on the sense bar 80.

Effect of the utility model

The utility model discloses need not carry out like the complicated operation of loading and unloading model in the past, but utilize the spectacle frame shape measuring apparatu of establishing in addition to measure the data after carrying out calculation processing along with displacement (L) of rotation angle (0 ~ 360 °) after the conveying to this displacement to according to the displacement of above-mentioned data automatically regulated along with the rotation angle, can process the lens rapidly and accurately immediately.

The utility model discloses still have the imperviousness of the vertical displacement mechanism who maintains the regulation displacement, improve the machine trouble incidence greatly and because of the bad machining rate that the malfunction arouses, improve product quality's effect.

Claims

1. A spectacle lens processing machine, wherein a horizontal transfer table (6) having a chuck (10) for fixing a spectacle lens (9) is provided on the inner side of a transparent cover (2) covering the upper part of a main body (1), a cylindrical grinding stone (5) is provided on the upper side of the main body, a horizontal transfer device (8) for horizontally moving a support frame (7) to which the horizontal transfer table (6) is coupled and a vertical transfer device for vertically moving a sensing part is coupled to the support frame (7), the spectacle lens processing machine comprising:

a vertical transfer mechanism (20) which is arranged in front of the interior of the main body (1) and vertically moves the lifting guide (26) for a certain displacement according to the rotation angle input to the stepping motor (24);

a transfer component (30) which horizontally transfers along a transfer track (26a) arranged on the lifting guide (26) and is linked in the vertical direction along with the vertical transfer of the lifting guide (26);

a sensing component (40) which is rotatably arranged at the upper part of the transfer component (30) and is elastically assembled by the transfer component (30) and a spring (43) at the other side of the rotating part;

a pair of contact sensors (50) provided on the sensing member (40) and the transfer member (30) in close proximity to each other and in opposition to each other;

a transfer rod (60) inserted into a transfer long groove (15) provided on the sensing component (40) and penetrating through a support end part (7a) at the front end of the support frame (7) and the water tank (14), and provided with a pressing plate (61) at the upper end;

a pair of guide rods (70) which penetrate the sensing member (40) and the transfer member (30) and are fixed to a support end portion (7a) at the front end of the support frame (7);

a sensing rod (80) arranged on one side surface of the horizontal transfer platform (6) and used for sensing the displacement along with the rotation angle.

2. The machine for processing eyeglass lenses according to claim 1, wherein: a displacement (L) according to a rotation angle (0 DEG to 360 DEG) of a spectacle frame to be processed is measured by a separate spectacle frame shape measuring instrument, and data subjected to arithmetic processing is transmitted to a stepping motor for rotating a chuck (10) for fixing a spectacle lens (9) and a stepping motor (24) for vertically moving a vertical transfer mechanism (20) of a lifting guide (26), and the displacement of the lifting guide (26) according to the rotation angle of the spectacle lens (9) is automatically adjusted according to the transmitted data.

3. The machine for processing eyeglass lenses according to claim 1, wherein: the vertical transfer mechanism (20) is provided with a fixed plate (21) on the inner front side chassis (1a) of the main body (1), a screw shaft (22) is rotatably inserted into the fixed plate (21), the screw shaft (22) receives the rotating force of a stepping motor (24) through a synchronous belt (25) and rotates, and the screw shaft (22) is combined with a lifting guide (26) with two sides guided by a pair of guide rods (27) inserted into the fixed plate (21).

4. The machine for processing eyeglass lenses according to claim 1, wherein: a support roller (31) is provided on one side of the transfer member (30) to smoothly perform horizontal transfer along the transfer rail (26 a).

5. The machine for processing eyeglass lenses according to claim 1, wherein: a support roller (7b) is provided at the front end of the support end (7a), and the support roller (7b) smoothly completes horizontal transfer along a guide groove (7d) formed on a support base (7c) coupled to the body frame.