CN212858821U

CN212858821U - Lifting tool for cylindrical grinding machine

Info

Publication number: CN212858821U
Application number: CN202020883441.1U
Authority: CN
Inventors: 刘晓慧; 刘胜利; 曲骏; 马会超
Original assignee: Grinm Electro Optic Materials Co ltd
Current assignee: GRINM GUOJING ADVANCED MATERIALS Co.,Ltd.
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-04-02
Anticipated expiration: 2030-05-22

Abstract

The utility model relates to a semiconductor processing technology field, concretely relates to lift frock for cylindrical grinder, include: the base comprises a bottom plate and a vertical rod vertically connected with the bottom plate, and the bottom plate is used for fixing the base on a track of the cylindrical grinding machine; the supporting seat is used for placing a single crystal and is movably connected with the vertical rod and can move towards the direction close to or far away from the track along the vertical rod. The technical scheme of the utility model can freely adjust the height of single crystal, has practiced thrift the manpower, has improved work efficiency.

Description

Lifting tool for cylindrical grinding machine

Technical Field

The utility model relates to a semiconductor processing technology field, concretely relates to a lift frock for cylindrical grinder.

Background

Germanium crystal is an optical lens material commonly used in infrared band, along with the popularization of infrared optical application, the demand of the germanium crystal is necessarily increased greatly, a rapid and convenient processing method is necessarily followed, the processing process of the germanium crystal almost starts with Czochralski crystal, but the surface of the original crystal is smooth, the diameters of all parts are not uniform, and the original crystal cannot be directly used for subsequent processing. Therefore, if a bar with a smooth surface and less total run-out is to be processed, the bar needs to be subjected to the barreling of a cylindrical grinding machine, a tailstock thimble and a cushion block are matched to clamp a crystal in the barreling process, the operation step often faces an original bar with a large diameter and a large weight, the clamping is difficult to be completed while the single crystal is held by a support due to the weight, one person is often required to hold the single crystal and the other person is required to clamp the single crystal, and time and labor are wasted.

Disclosure of Invention

The present invention aims to solve the above technical problems in the related art at least to some extent. Therefore, the utility model provides a lift for cylindrical grinder practices thrift the manpower, has improved work efficiency.

In order to achieve the above object, the utility model discloses a first aspect provides a lift frock for cylindrical grinder, include:

the base comprises a bottom plate and a vertical rod vertically connected with the bottom plate, and the bottom plate is used for fixing the base on a track of the cylindrical grinding machine;

the supporting seat is used for placing a single crystal, is movably connected with the upright rod and can move along the direction of the upright rod towards or away from the bottom plate.

Additionally, according to the utility model discloses an above-mentioned lift frock for cylindrical grinder can also have following additional technical characterstic:

according to the utility model discloses an embodiment still includes: the first bolt is used for detachably connecting the supporting seat to the upright rod.

According to one embodiment of the utility model, the supporting seat is internally provided with a gear,

and part of the upright rods are provided with racks meshed with the gears.

According to the utility model discloses an embodiment still includes:

and the adjusting button is connected with the gear and is used for driving the gear to roll on the rack. According to one embodiment of the utility model, the support seat is internally provided with a sliding groove with an L-shaped section,

one side of the vertical rod without the rack is arranged in one side of the L shape in a sliding manner;

the rack side and the gear are located in the other side of the L-shape, with the vertical rod rack side surface being lower than the non-rack side surface.

According to the utility model discloses an embodiment, the material of first bolt, adjusting knob, gear is selected from cast iron, the material of supporting seat is selected from duralumin.

According to an embodiment of the utility model, the arc-shaped single crystal installing opening is arranged on the supporting seat.

According to the utility model discloses an embodiment, install magnetic means in the bottom plate, be used for with the bottom plate is fixed on cylindrical grinder's the track.

According to the utility model discloses an embodiment, be provided with the magnetic control switch on the base, be used for control opening and closing of magnetic means.

According to the utility model discloses an embodiment, the base is the cast iron base, magnetic device includes permanent magnet, two non-magnetizers and two arc electrician's soft irons, wherein, the bottom plate quilt first portion and second portion are cut apart into to magnetic device, first portion and second portion butt joint are formed with cylindrical cavity, and are equipped with non-magnetizer between the butt joint terminal surface of first portion and second portion, electrician's soft iron is followed cylindrical cavity's face of cylinder establishes, just non-magnetizer's one end clamp is located two between the electrician's soft iron butt joint terminal surface, the permanent magnet embedding in the cylindrical cavity, and with cylindrical cavity swing joint, magnetic control switch is used for changing the rotation direction of permanent magnet.

Compared with the prior art, the technical scheme of the utility model can freely adjust the height of single crystal, has practiced thrift the manpower, has improved work efficiency.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a perspective view of a lifting tool in some embodiments of the present invention;

FIG. 2 is a side view of the support base of FIG. 1;

FIG. 3 is a cross-sectional view of the base of FIG. 1;

FIG. 4 is a cross-sectional view of the gear of FIG. 1;

FIG. 5 is a cross-sectional view of the first bolt of FIG. 1;

FIG. 6 is a schematic structural diagram of the magnetic device when the magnetic control switch is in the off state;

fig. 7 is a schematic structural diagram of the magnetic device when the magnetic control switch is in an on state.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, elements, and/or components, but do not preclude the presence or addition of one or more other features, elements, components, and/or groups thereof.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first", "second", may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

For convenience of description, spatially relative terms, such as "bottom," "front," "upper," "oblique," "lower," "top," "inner," "horizontal," "outer," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. This spatially relative relationship is intended to encompass different orientations of the mechanism in use or operation in addition to the orientation depicted in the figures. For example, if the mechanism in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" can include both an orientation of above and below.

As shown in fig. 1-5, some embodiments of the present invention provide a lifting tool 100 for a cylindrical grinding machine, comprising: the base 10 comprises a bottom plate 101 and a vertical rod 102 vertically connected with the bottom plate 101, and the bottom plate 101 is used for fixing the base 10 on a track of the cylindrical grinding machine;

the supporting seat 11 is used for placing a single crystal, and the supporting seat 11 is movably connected with the upright rod 102 and can move towards the direction close to or far away from the bottom plate 101 along the upright rod 102. Specifically, in this embodiment, the supporting seat 11 can reciprocate up and down along the vertical rod 102.

A first bolt 12 for detachably connecting the support 11 to the upright 102.

In some embodiments of the present invention, a gear 13 is installed in the supporting seat 11, a part of the vertical rod 102 is provided with a rack engaged with the gear 13, the gear 13 is coaxially fixed on the adjusting knob 14, and the first bolt 12 has the same structure as the adjusting knob 14. When the adjusting button 14 is rotated, the adjusting button 14 can drive the gear 13 to roll, and further drive the supporting base 11 to move up and down along the vertical rod 102.

It should be noted that, with reference to fig. 2, a sliding groove 110 with an L-shaped cross section is formed in the supporting seat 11, and one side of the vertical rod 102 without the rack is slidably disposed in one side of the L-shape; the rack side and gear 13 are located in the other side of the L-shape, with the rack side surface of the upright 102 being lower than the non-rack side surface.

In order to better clamp the single crystal, the support base 11 is provided with an arc-shaped single crystal mounting opening 111.

Preferably, in this embodiment, magnetic means (described in detail below) are mounted in the base plate 101 for fixing the base plate 101 to the rails of the cylindrical grinding machine. In addition, a magnetic control switch 15 is disposed on the base 10 for controlling the on/off of the magnetic device.

Specifically, referring to fig. 6-7, the base 10 is a cast iron base, the magnetic device includes a permanent magnet 16, two non-conductive magnets 17 and two arc-shaped electrical soft irons 18, wherein the non-conductive magnets 17 may be preferably brass, the bottom plate 101 is divided into a first portion 1011 and a second portion 1012 by the magnetic device, the first portion 1011 and the second portion 1012 are butted to form a cylindrical cavity, the non-conductive magnets 17 are arranged between the butted end faces of the first portion 1011 and the second portion 1012, the electrical soft irons 18 are arranged along the cylindrical surface of the cylindrical cavity, one end of the non-conductive magnets 17 is clamped between the butted end faces of the two electrical soft irons 18, the permanent magnet 16 is embedded in the cylindrical cavity and is movably connected with the cylindrical cavity, and the magnetic control switch 15 is used for changing the rotation direction of the permanent magnet 16.

Specifically, with continued reference to fig. 6, when the permanent magnet 16 rotates to be parallel to the non-magnetizer 17, the magnetic lines of force of the permanent magnet 16 do not pass through the bottom plate 101, the magnetic lines of force of the permanent magnet 16 directly form a loop in the bottom plate 101, and the bottom plate 101 does not generate magnetic attraction to the track of the cylindrical grinder; with continued reference to fig. 7, when the permanent magnet 16 rotates to be perpendicular to the non-magnetizer 17, the magnetic force lines pass through the bottom plate 101 and then return to the permanent magnet 16 to form a closed loop, and the bottom plate 101 generates an adsorption action to tightly attract the track of the cylindrical grinding machine.

It should be noted that the first bolt, the adjusting knob and the gear may be made of cast iron, and the supporting seat may be made of duralumin.

The lifting tool is placed on the track of the grinding machine before the cylindrical grinding machine is used for barreling, and then the magnetic control switch 15 is started, so that the lifting tool is tightly attached to the track of the cylindrical grinding machine, and the situation that the lifting machine is inclined due to overweight of single crystals is prevented. At this time, the first bolt 12 is loosened and the adjusting knob 14 is rotated to rotate the gear to adjust the position of the supporting seat 11. And when the height meets the requirements of the tumbling mill, screwing the first bolt 12 to fix the supporting seat 11, then placing the single crystal, and if the central axis of the single crystal is not superposed with the two thimbles, continuing to finely adjust the height of the supporting seat 11 until the central axis of the single crystal is superposed with the two thimbles.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a lift frock for cylindrical grinder which characterized in that includes:

2. The lifting tool for the cylindrical grinding machine according to claim 1, further comprising: the first bolt is used for detachably connecting the supporting seat to the upright rod.

3. The lifting tool for the cylindrical grinding machine as claimed in claim 2, wherein a gear is mounted in the supporting seat, and a rack meshed with the gear is arranged on part of the vertical rods.

4. The lifting tool for the cylindrical grinding machine according to claim 3, characterized by further comprising: and the adjusting button is connected with the gear and is used for driving the gear to roll on the rack.

5. The lifting tool for the cylindrical grinding machine as claimed in claim 4, wherein a sliding groove with an L-shaped cross section is formed in the supporting seat, and one side of the vertical rod without the rack is slidably arranged in one side of the L shape;

6. The lifting tool for the cylindrical grinding machine according to claim 5, wherein the first bolt, the adjusting knob and the gear are made of cast iron, and the supporting seat is made of hard aluminum.

7. The lifting tool for a cylindrical grinding machine according to claim 1, characterized in that,

the supporting seat is provided with an arc-shaped single crystal mounting opening.

8. The lifting tool for a cylindrical grinding machine according to claim 1, characterized in that,

and a magnetic device is arranged in the bottom plate and used for fixing the bottom plate on the track of the cylindrical grinding machine.

9. The lifting tool for the cylindrical grinding machine according to claim 8, wherein a magnetic control switch is arranged on the base and used for controlling the magnetic device to be turned on and off.

10. The lifting tool for the cylindrical grinding machine according to claim 9, wherein the base is a cast iron base, the magnetic device comprises a permanent magnet, two non-magnetic conductive bodies and two arc-shaped electrical soft irons, wherein the bottom plate is divided into a first part and a second part by the magnetic device, the first part and the second part are butted to form a cylindrical cavity, the non-magnetic conductive bodies are arranged between butted end surfaces of the first part and the second part, the electrical soft irons are arranged along a cylindrical surface of the cylindrical cavity, one end of each non-magnetic conductive body is clamped between the butted end surfaces of the two electrical soft irons, the permanent magnet is embedded in the cylindrical cavity and is movably connected with the cylindrical cavity, and the magnetic control switch is used for changing the rotation direction of the permanent magnet.