CN215094794U - Cutting tool is used in processing of germanium single crystal piece - Google Patents

Abstract

The utility model discloses a cutting tool is used in processing of germanium single crystal piece relates to germanium wafer processing technology field. The utility model discloses a handle of a knife, knife rest, knife tip, flexible clutch blocks, the top connecting end fixedly connected with knife rest of handle of a knife, the inside fixed connection knife tip of top end of knife rest, the flexible clutch blocks of the inside fixedly connected with in knife rest one side, the one end of flexible clutch blocks is inside to pass through the pivot and connect inside the corresponding rectangular channel at the knife rest. The utility model discloses a cooling bath is seted up in the inside of knife tip to pass through the cooling tube connection and fix at the other end of cooling bath, when the knife tip is sliced germanium crystal, because germanium crystal's hardness is great, and the texture is more fragile, so the knife tip will produce higher temperature, through the high-efficient cooling of the surface of the accurate tool setting tip of coolant liquid, prevent that the knife tip is overheated and lead to the edge of no, be convenient for polish the border of the single crystal piece after the germanium wafer cutting at the flexible clutch blocks of opposite side fixed connection of knife rest simultaneously.

Description

Cutting tool is used in processing of germanium single crystal piece

Technical Field

The utility model belongs to the technical field of germanium wafer processing, especially, relate to a cutting tool is used in processing of germanium single crystal piece.

Background

With the development of the times, the production level of people is continuously improved, the use of semiconductor elements is also continuously improved, germanium is one of the elements, in order to meet the requirements of different products, germanium single crystal wafers are required to be processed in different specifications, but the existing cutter still has the following defects when being cut:

when the existing germanium single-crystal-wafer cutting tool is used for cutting, because the germanium lens is high in hardness and crisp in texture, the temperature of a tool tip is high easily during processing, the temperature of the tool tip of the existing cutting tool is not convenient to accurately reduce, the tool tip is easy to break when the existing cutting tool is used for a long time, and the service life is shortened;

when the existing cutter is used, the wafer can only be cut according to the specified thickness through single function, the side wall of the cut wafer is not convenient to polish, and therefore the function is single.

Therefore, the existing cutting tools for processing germanium single crystal wafers cannot meet the requirements in practical use, so that improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a germanium single crystal wafer processing is with cutting tool, through the flexible clutch blocks of being convenient for flexible at knife rest one side fixed connection of cutter, set up the cooling bath in the inside of knife tip simultaneously, through the injection of cooling bath with the coolant liquid is accurate at the knife tip, solved current cutter function singleness when cutting germanium single crystal wafer, and the relatively poor problem of cooling effect of knife tip.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a cutting tool is used in processing of germanium single crystal piece, including handle of a knife, knife rest, knife tip, flexible clutch blocks, the top connecting end fixedly connected with knife rest of handle of a knife, the inside fixed connection knife tip of top end of knife rest, the flexible clutch blocks of the inside fixed connection of knife rest one side, the one end of flexible clutch blocks is inside to be passed through the pivot and to be connected inside the corresponding rectangular channel at the knife rest.

Further, the top link of handle of a knife passes through the bottom link of weld fixture connection knife rest, the week side of handle of a knife is pressed from both sides tight fixedly through cutting means's anchor clamps, and the stupefied department in side of handle of a knife sets up corresponding chamfer, the handle of a knife is comparatively hard metal, and the top link passes through weld fixture connection knife rest, the knife rest is the long and thin metal knife rest of rectangle.

Furthermore, a corresponding clamping groove is correspondingly formed in the position of the top connecting end of the tool rest, a tool nose is fixed in the clamping groove, the tool nose penetrates through the bolt and is fixed at the top connecting end corresponding to the tool rest, the external connecting end of the bolt is in threaded connection with a nut, the clamping groove formed in the top of the tool rest is slightly larger than the width of the tool nose, the tool nose is tightly clamped and fixed in the clamping groove when the tool nose is installed, and finally the tool nose penetrates through the top connecting end fixed on the tool rest.

Furthermore, an arc-shaped cooling groove is formed in the tool nose, a connecting pipe is fixedly connected to an inlet corresponding to one end of the cooling groove, the other end of the cooling groove is a cooling hole, an inner sleeve is fixedly connected to the inside of the connecting pipe, the inner sleeve is fixedly connected to one side of the rectangular connecting plate, a rectangular cavity is formed in the rectangular connecting plate, the two cooling grooves are formed in the tool nose, the shape of each cooling groove is arc-shaped, and the cooling grooves penetrate through the inside of the tool nose.

Furthermore, the other end of the rectangular connecting plate is fixedly connected with a cooling pipe, the middle of the pipe body of the cooling pipe is fixed on the corresponding side wall of the tool rest through a fixing clamp, the fixing clamp is fixedly connected on the side wall of the tool rest, an inner sleeve is fixedly connected to one side of the inside of the rectangular connecting plate, and the inner sleeve is sleeved inside the connecting pipe.

Further, be equipped with evenly distributed's friction arch on the outside lateral wall of flexible clutch blocks, the inside one end of flexible clutch blocks passes through the pivot to be fixed inside the knife rest, fixedly connected with fixed plate on the other end of flexible clutch blocks corresponds the inner wall, pass fixedly connected with axle sleeve through the axle between the fixed plate, the outer lane of bearing has been cup jointed to the inside of axle sleeve, the inner circle fixedly connected with regulating spindle of bearing, one side of flexible clutch blocks is surperficial to go up the linear array distribution of fixedly connected's friction arch on the rectangular surface.

The utility model discloses following beneficial effect has:

the utility model discloses a set up the cooling bath that runs through in the inside of knife tip to with the rectangle connecting plate of one side fixed connection convenient to install of cooling bath, connect the cooling tube of opposite side through the rectangle connecting plate simultaneously, through the position department that the cooling tube was accurate with the coolant liquid transportation to the knife tip, the knife tip of being convenient for cools down when the cutting, prevents simultaneously that the knife tip from not throwing the sword because high temperature causes.

The utility model discloses a flexible clutch blocks of the shrink of being convenient for of one side fixed connection at the knife rest can be certain angle with flexible clutch blocks through manual rotatory certain angle with the regulating spindle, stretches out and draws back one side flexible clutch blocks, satisfies the demand of polishing to the border of wafer after cutting germanium wafer, uses in a flexible way simultaneously, is convenient for adjust.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

FIG. 3 is an internal structure view of the tool nose of the present invention;

fig. 4 is an internal structure view of the telescopic friction block of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a knife handle; 2. a tool holder; 21. a nut; 22. a bolt; 3. a knife tip; 31. a cooling hole; 32. a cooling tube; 33. a fixing clip; 34. a rectangular connecting plate; 35. an inner sleeve; 36. a connecting pipe; 37. a cooling tank; 4. a telescopic friction block; 41. a friction projection; 42. a rotating shaft; 43. an adjustment shaft; 44. a bearing; 45. a shaft sleeve; 46. and (7) fixing the plate.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Please refer to fig. 1-4, the utility model relates to a cutting tool is used in processing of germanium single crystal piece, including handle of a knife 1, knife rest 2, knife tip 3, flexible clutch blocks 4, the top connecting end fixedly connected with knife rest 2 of handle of a knife 1, the inside fixed connection knife tip 3 of top end of knife rest 2, the inside fixed connection of knife rest 2 one side has flexible clutch blocks 4, and the one end of flexible clutch blocks 4 is inside to pass through the corresponding rectangular channel of connection at knife rest 2 through pivot 42.

Wherein as shown in fig. 1, the top connecting end of the knife handle 1 is fixedly connected with the bottom connecting end of the knife rest 2 by welding, the periphery of the knife handle 1 is clamped and fixed by a fixture of a cutting tool, a corresponding chamfer is arranged at the edge of the side of the knife handle 1, a corresponding clamping groove is correspondingly arranged at the position of the top connecting end of the knife rest 2, a knife tip 3 is fixed inside the clamping groove, the inside of the knife tip 3 passes through a bolt 22 to be fixed at the top connecting end corresponding to the knife rest 2, and the external connecting end of the bolt 22 is in threaded connection with a nut 21, when the knife is installed, the knife handle 1 is fixedly inserted into the fixture of the cutting mechanism, then the knife tip 3 is inserted into the opening at the top of the knife rest 2, and finally the knife tip 3 passes through the bolt 22 to be fixed on the knife rest 2.

As shown in fig. 2 and 3, an arc-shaped cooling groove 37 is formed in the interior of the tool nose 3, a connecting pipe 36 is fixedly connected to an inlet corresponding to one end of the cooling groove 37, a cooling hole 31 is formed at the other end of the cooling groove 37, an inner sleeve 35 is fixedly connected to the interior of the connecting pipe 36, the inner sleeve 35 is fixedly connected to one side of the rectangular connecting plate 34, a rectangular cavity is arranged in the rectangular connecting plate 34, the other end of the rectangular connecting plate 34 is fixedly connected with the cooling pipe 32, the middle part of the pipe body of the cooling pipe 32 is fixed on the corresponding side wall of the tool rest 2 through a fixing clamp 33, the fixing clamp 33 is fixedly connected on the side wall of the tool rest 2, during operation, cooling liquid flows in through the external cooling pipe 32, then is transported to the inside of the cooling groove 37 through the positions of the cooling pipe 32 and the inner sleeve 35, finally flows to the surface of the cutter tip 3 through the cooling hole 31, and further reduces the temperature on the surface of the cutter tip 3.

Wherein, as shown in fig. 4, the outer side wall of the telescopic friction block 4 is provided with friction protrusions 41 which are uniformly distributed, one end of the inner part of the telescopic friction block 4 is fixed in the tool holder 2 through a rotating shaft 42, the other end of the telescopic friction block 4 is fixedly connected with a fixed plate 46 corresponding to the inner wall, a shaft sleeve 45 is fixedly connected between the fixed plates 46 through a shaft, the inner part of the shaft sleeve 45 is sleeved with the outer ring of a bearing 44, the inner ring of the bearing 44 is fixedly connected with an adjusting shaft 43, during operation, the adjusting shaft 43 is firstly screwed by an external tool, then the shaft side of the adjusting shaft 43 can realize expansion and contraction in the threaded hole through a thread line, the shaft sleeve 45 fixedly connected with the bottom of the adjusting shaft 43 through the bearing 44 can push one end of the telescopic friction block 4 to extend out, then after the germanium wafer is cut, under the clamping and fixing of the device, the edge position of the germanium wafer is rubbed by the friction lug 41 of the telescopic friction block 4.

One specific application of this embodiment is: firstly, clamping and fixing a tool shank 1 through a clamp of a cutting device, then clamping and fixing the top of a tool nose 3 corresponding to a tool rest 2, finally, penetrating through a bolt 22 and connecting the tool shank with a nut 21 in a threaded manner, secondly, screwing an adjusting shaft 43 corresponding to one end of a telescopic friction block 4 for a certain angle, then moving the adjusting shaft 43 in a threaded hole, thirdly, pushing one end of the telescopic friction block 4 through a shaft sleeve 45 connected with the adjusting shaft 43 through a bearing 44, fourthly, cutting a germanium wafer through the tool nose 3 after the adjustment is finished, then, cooling liquid flows into a cooling groove 37 through a cooling pipe 32 to cool during cutting, fifthly, clamping the wafer through a clamping mechanism after the cutting is finished, and rubbing through a friction bulge 41.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solutions recorded in the foregoing embodiments are modified, and some technical features thereof are replaced with equivalent ones, and any modification, equivalent replacement, and improvement made thereby all belong to the protection scope of the present invention.

Claims (6)

1. The utility model provides a germanium single crystal wafer processing is with cutting tool, includes handle of a knife (1), knife rest (2), knife tip (3), flexible clutch blocks (4), its characterized in that: the tool holder is characterized in that the tool holder (2) is fixedly connected to the top connecting end of the tool holder (1), the tool nose (3) is fixedly connected to the inside of the top end of the tool holder (2), the telescopic friction block (4) is fixedly connected to the inside of one side of the tool holder (2), and the corresponding rectangular groove connected to the tool holder (2) is penetrated through the rotating shaft (42) inside one end of the telescopic friction block (4).

2. The cutting tool for processing the germanium single crystal wafer as claimed in claim 1, wherein the top connecting end of the tool holder (1) is fixedly connected with the bottom connecting end of the tool rest (2) through welding, the peripheral side of the tool holder (1) is clamped and fixed through a clamp of a cutting tool, and a corresponding chamfer is formed at the side edge of the tool holder (1).

3. The cutting tool for processing the germanium single crystal wafer as claimed in claim 1, wherein a corresponding clamping groove is correspondingly formed at the position of the top connecting end of the tool rest (2), the tool tip (3) is fixed inside the clamping groove, the inner part of the tool tip (3) penetrates through the corresponding top connecting end of the tool rest (2) through a bolt (22), and the outer connecting end of the bolt (22) is in threaded connection with a nut (21).

4. The cutting tool for processing the germanium single crystal wafer as claimed in claim 1, wherein an arc-shaped cooling groove (37) is formed in the tool tip (3), a connecting pipe (36) is fixedly connected to an inlet corresponding to one end of the cooling groove (37), a cooling hole (31) is formed in the other end of the cooling groove (37), an inner sleeve (35) is fixedly connected to the inside of the connecting pipe (36), the inner sleeve (35) is fixedly connected to one side of the rectangular connecting plate (34), and a rectangular cavity is formed in the rectangular connecting plate (34).

5. The cutting tool for processing the germanium single crystal wafer as claimed in claim 4, wherein the other end of the rectangular connecting plate (34) is fixedly connected with a cooling pipe (32), the middle part of the pipe body of the cooling pipe (32) is fixed on the corresponding side wall of the tool rest (2) through a fixing clamp (33), and the fixing clamp (33) is fixedly connected on the side wall of the tool rest (2).

6. The cutting tool for processing the germanium single crystal wafer as claimed in claim 1, wherein friction protrusions (41) are uniformly distributed on the outer side wall of the telescopic friction block (4), one end of the inner portion of the telescopic friction block (4) penetrates through a rotating shaft (42) and is fixed in the tool rest (2), a fixing plate (46) is fixedly connected to the corresponding inner wall of the other end of the telescopic friction block (4), a shaft sleeve (45) penetrates through the fixing plate (46) through a shaft, the outer ring of the bearing (44) is sleeved in the shaft sleeve (45), and an adjusting shaft (43) is fixedly connected to the inner ring of the bearing (44).

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