CN114161588A - Device and method for rotary cutting and internally digging cylindrical material in graphite thermal field - Google Patents
Device and method for rotary cutting and internally digging cylindrical material in graphite thermal field Download PDFInfo
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- CN114161588A CN114161588A CN202111501657.2A CN202111501657A CN114161588A CN 114161588 A CN114161588 A CN 114161588A CN 202111501657 A CN202111501657 A CN 202111501657A CN 114161588 A CN114161588 A CN 114161588A
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- 238000005520 cutting process Methods 0.000 title claims abstract description 133
- 239000000463 material Substances 0.000 title claims abstract description 66
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 64
- 239000010439 graphite Substances 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 9
- 239000002184 metal Substances 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 10
- 238000003754 machining Methods 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000007770 graphite material Substances 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
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Abstract
The invention relates to a device and a method for rotary cutting and internally digging a graphite thermal field columnar material. It has solved the high technical problem of prior art cost. This device of drawing in graphite thermal field column material rotary-cut includes: the axis of the first circular cutter head is in a horizontal state; one end of the first circumferential surface rotary cutter is vertically connected with the first circular cutter head; the second circular cutter head is rotationally connected with the first circular cutter head; one end of the second circumferential surface rotary cutter is vertically connected with the second circular cutter head; the inner end face cutting line is a flexible metal cutting line; one end of the inner end face cutting line is fixed at one end, far away from the first circular cutter disc, of the first circumferential face rotary cutter, and the other end of the inner end face cutting line is fixed at one end, far away from the second circular cutter disc, of the second circumferential face rotary cutter. The application has the advantages that: the internal cutting rotary cutting and circular cutting modes can greatly reduce the waste rate of materials and greatly reduce the production input cost.
Description
Technical Field
The invention belongs to the technical field of cutting, and particularly relates to a device and a method for rotary cutting and internally digging a graphite thermal field columnar material.
Background
The graphite thermal field comprises a plurality of cylindrical components.
The existing cylindrical component is generally processed by cutting and processing a cylindrical raw material, and then combining the cylindrical raw material and the cylindrical raw material to obtain the cylindrical component.
Because the diameter of the graphite thermal field is large, for example, 50cm, the traditional mode has very large material waste, because the excessive material for forming the inner diameter needs to be cut after the single block is cut, the cost is high, the production efficiency is low, because the excessive material in the single block needs to be removed when the single block is finally combined to form a cylinder, and meanwhile, the single block and the single block need to be combined and spliced, the difficulty is high, and the efficiency is low.
Secondly, the cylindrical member of this type has a leakage risk, which makes it difficult to mass-produce, process and manufacture the cylindrical member.
Disclosure of Invention
The invention aims to solve the problems and provides a device and a method for rotary cutting and undercutting a graphite thermal field cylindrical material, which can solve the problems.
In order to achieve the purpose, the invention adopts the following technical scheme:
this device of cylindrical material rotary-cut undercut of graphite thermal field device the device is used for following the inside rotary-cut of a graphite cylindrical material and ring-cutting junction thereby obtains independent urceolus and undercut piece, the device includes:
the axis of the first circular cutter head is in a horizontal state;
one end of the first circumferential surface rotary cutter is vertically connected with the first circular cutter head;
the second circular cutter head is rotationally connected with the first circular cutter head;
one end of the second circumferential surface rotary cutter is vertically connected with the second circular cutter head;
the inner end face cutting line is a flexible metal cutting line;
one end of the inner end face cutting line is fixed at one end, far away from the first circular cutter disc, of the first circumferential face rotary cutter, and the other end of the inner end face cutting line is fixed at one end, far away from the second circular cutter disc, of the second circumferential face rotary cutter;
when the second circumferential surface rotary cutter is close to the first circumferential surface rotary cutter so that the cutting line of the inner end surface is bent and does not contact the graphite columnar material, the first circumferential surface rotary cutter and the second circumferential surface rotary cutter are driven by the axial external feeding force and the rotary external driving force together to cut the graphite columnar material from one axial end surface to the inside so as to obtain an independent outer cylinder and an independent inner drawing piece;
when the first circumferential surface rotary cutter and the second circumferential surface rotary cutter move oppositely under the driving of external action, the inner end surface cutting line is always tensioned, and the middle part of the inner end surface cutting line is contacted with the cylindrical surface of the internal drawing piece, so that the connecting part of the internal drawing piece and the graphite cylindrical material is radially and inwardly circularly cut.
In the device for rotary cutting and internally digging the graphite thermal field columnar material, the first circumferential surface rotary cutter and the second circumferential surface rotary cutter are distributed on the same circumferential line.
In the device for rotary cutting and internally drawing the graphite thermal field columnar material, the device further comprises a gear locking mechanism, and the gear locking mechanism is used for locking the circumferential direction of the first circular cutter disc and the circumferential direction of the second circular cutter disc when the inner end face cutting line is bent so as to prevent the inner end face cutting line from cutting the graphite columnar material and/or the internally drawn piece.
In the device for rotary cutting and internally digging the cylindrical material in the graphite thermal field, one end of the first circumferential surface rotary cutter is fixed on the circumferential direction of the first circular cutter disc.
In the device for rotary cutting and internally digging the cylindrical material in the graphite thermal field, one end of the rotary cutter with the second circumferential surface is fixed on the circumferential direction of the second circular cutter head.
In the device for rotary cutting and internally digging the cylindrical material in the graphite thermal field, the first circular cutter disc and the second circular cutter disc are connected through a bearing piece.
In the device for rotary cutting and internally drawing the columnar material in the graphite thermal field, the gear locking mechanism comprises at least one gear screw which is arranged in the circumferential direction of the first circular cutter disc in a penetrating manner and is in threaded connection with the first circular cutter disc, a plurality of threaded holes which are distributed in the circumferential direction are formed in the second circular cutter disc, the number of the threaded holes is more than that of the gear screws, and the gear screws are in threaded connection with the corresponding threaded holes.
In the device for rotary cutting and internally digging the cylindrical material in the graphite thermal field, a first fixing groove is formed in one end, away from the first circular cutter disc, of the rotary cutter of the first circumferential surface, and one end of the cutting line of the inner end surface is fixed in the first fixing groove.
In the device for rotary cutting and internally digging the cylindrical material in the graphite thermal field, one end of the second circumferential surface rotary cutter, which is far away from the second circular cutter disc, is provided with a second fixing groove, and the other end of the cutting line of the inner end surface is fixed in the second fixing groove.
The processing method for rotary cutting and internally digging the graphite thermal field columnar material comprises the following steps:
s1, cutting the circumferential surface, axially feeding and rotationally cutting, so that an annular cutting groove is formed in the graphite columnar material through cutting machining, and the graphite columnar material is cut into an outer cylinder and an inner digging piece through the annular cutting groove;
and S2, performing annular cutting on the joint, and performing radially inward annular cutting on the joint of the outer cylinder and the undercut piece to separate the undercut piece from the outer cylinder, namely, finishing the cutting processing to obtain the outer cylinder.
S3, the inner digging element repeats the steps S1 and S2 to obtain the outer cylinder with reduced outer diameter and the inner digging element with reduced outer diameter.
Compared with the prior art, the invention has the advantages that:
the first circumferential surface rotary cutter and the second circumferential surface rotary cutter can be used for cutting the circumferential surfaces, the inner end surface cutting line can be used for cutting off the circular cutting of the joint of the inner end surfaces, so that the inner cavity can be hollowed in the graphite columnar material to obtain the outer cylinder, and the waste rate of the material can be greatly reduced by adopting the inner cavity rotary cutting and circular cutting modes, and the production input cost is greatly reduced.
By utilizing the circumferential cutting and circular cutting modes, the production and processing efficiency can be greatly improved, and the final product quality can be ensured, namely, the product consistency and the product percent of pass can be ensured.
Drawings
Fig. 1 is a schematic view of the process of boring a graphite column material provided by the present invention.
FIG. 2 is a schematic diagram of a side view of the apparatus of the present invention.
FIG. 3 is a schematic view showing a state where the inner end surface cutting line provided by the present invention is bent.
FIG. 4 is a schematic view of the inner end face cut line circular cutting state provided by the present invention.
In the figure, a graphite columnar material 1, an outer cylinder 10, an undercut 11, an annular cutting groove 12, a first circular cutter disc 2, a first circumferential surface rotary cutter 20, a first fixing groove 21, a second circular cutter disc 3, a second circumferential surface rotary cutter 30, a second fixing groove 31, an inner end surface cutting line 4 and a gear screw 5.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, the outer cylinder 10 of the present embodiment is used for machining a graphite thermal field, that is, an outer cylinder 10 is manufactured by cutting an undercut 11 from the inside of a graphite columnar material 1.
When machining, the large lathe is used for clamping the graphite columnar material 1, and certainly, the graphite columnar material 1 can actively rotate or can be fixed.
Example one
As shown in fig. 1-4, the device for rotary cutting and undercutting a graphite thermal field cylindrical material comprises a first circular cutter disc 2, a first circumferential rotary cutter 20, a second circular cutter disc 3, a second circumferential rotary cutter 30, an inner end face cutting line 4 and a gear locking mechanism.
The axis of the first circular cutter head 2 is horizontal; that is, when mounted on a lathe, the first circular cutter head 2 is connected with the rotary power head so that the first circular cutter head 2 can actively rotate.
One end of the first circumferential surface rotary cutter 20 is vertically connected with the first circular cutter head 2; specifically, one end of the first circumferential surface rotary cutter 20 is fixed to the circumferential direction of the first circular cutter head 2. For example, a first arc-shaped cushion block is arranged on the circumferential surface of the first circular cutter disc 2, the transverse section of the first circumferential surface rotary cutter 20 is arc-shaped, for example, arch-shaped, the first circumferential surface rotary cutter 20 is fixed on the convex circular surface of the first arc-shaped cushion block, and the first arc-shaped cushion block and the convex circular surface of the first circular cutter disc 2 are fixed by a first fastening bolt, that is, the first fastening bolt penetrates through the first circumferential surface rotary cutter 20, penetrates through the first arc-shaped cushion block and is in threaded connection with a first bolt hole in the circumferential direction of the first circular cutter disc 2.
The two sides of the first circumferential surface rotary cutter 20 in the length direction are respectively provided with a first side cutting edge and a first end cutting edge which is arranged at one end part of the first circumferential surface rotary cutter 20 far away from the first circular cutter head 2. That is, the first circumferential surface rotary cutter 20 of the present embodiment can perform both clockwise and counterclockwise cutting processes.
The second circular cutter head 3 is rotationally connected with the first circular cutter head 2, for example, the first circular cutter head 2 and the second circular cutter head 3 are connected through a bearing piece; the circular blade disc 3 of second is the annular form, and the one end that is close to the circular blade disc 3 of second at first circular blade disc 2 has the extension section of thick bamboo that stretches into in the circular blade disc 3 of second, is equipped with the bearing spare between the inner wall that extends a section of thick bamboo outer wall and the circular blade disc 3 of second, for example, ball bearing, certainly also can be oilless bearing or self-lubricating bearing.
As shown in fig. 2-4, one end of the second circumferential rotary cutter 30 is vertically connected to the second circular cutter head 3; one end of the second circumferential surface rotary cutter 30 is fixed on the circumferential direction of the second circular cutter disc 3. The outer circumference of the second circular cutter disc 3 is provided with a second arc-shaped block, the transverse section of the second circumference rotary cutter 30 is arched, one end of the second circumference rotary cutter 30 is fixed on the outer arc surface of the second arc-shaped block, for example, the second circumference rotary cutter 30, the second arc-shaped block and the second circular cutter disc 3 are fixed together by a second bolt.
Secondly, two side edges of the second circumferential surface rotary cutter 30 in the length direction are respectively provided with a second side cutting edge, and a second end cutting edge is arranged at one end of the second circumferential surface rotary cutter 30 far away from the second circular cutter 3, that is, the second circumferential surface rotary cutter 30 of the embodiment can realize clockwise and counterclockwise cutting.
The inner end face cutting line 4 is a flexible metal cutting line; e.g. a diamond cutting wire, has a certain flexibility and has a very long service life.
One end of the inner end face cutting line 4 is fixed at one end of the first circumferential face rotary cutter 20 away from the first circular cutter disc 2, and the other end of the inner end face cutting line 4 is fixed at one end of the second circumferential face rotary cutter 30 away from the second circular cutter disc 3; specifically, a first fixing groove 21 is formed at an end of the first circumferential surface rotary cutter 20 away from the first circular cutter 2, and an end of the inner end surface cutting line 4 is fixed in the first fixing groove 21, for example, an anti-separation protrusion is formed at an end of the inner end surface cutting line 4, and the first fixing groove 21 is a T-shaped groove, and the diameter of the anti-separation protrusion is larger than the diameter of a notch of the first fixing groove 21 and larger than the diameter of a groove bottom of the first fixing groove 21, so as to prevent the inner end surface cutting line 4 from separating from the first circumferential surface rotary cutter 20.
As shown in fig. 2 to 4, one end of the second circumferential surface rotary cutter 30 away from the second circular cutter 3 is provided with a second fixing groove 31, and the other end of the inner end surface cutting line 4 is fixed in the second fixing groove 31. The other end of the inner end face cutting line 4 is fixed in the same manner as the one end described above.
Specifically, the gear locking mechanism of the embodiment is used for locking the circumferential direction of the first circular cutter disc 2 and the circumferential direction of the second circular cutter disc 3 when the inner end face cutting line 4 is bent, so as to prevent the inner end face cutting line 4 from cutting the graphite columnar material 1 and/or the undercut 11. Specifically, this keep off position locking mechanism includes and wears to establish in first circular blade disc 2 circumference and with the fender position screw 5 of first circular blade disc 2 threaded connection, is equipped with the screw hole on second circular blade disc 3, keeps off position screw 5 and screw hole threaded connection.
When the second circumferential surface rotary cutter 30 is close to the first circumferential surface rotary cutter 20 so that the inner end surface cutting line 4 is bent and does not contact the graphite columnar material 1, the first circumferential surface rotary cutter 20 and the second circumferential surface rotary cutter 30 are driven by the axial external feeding force and the rotational external driving force together to cut the graphite columnar material 1 from one axial end surface to the inside so as to obtain the independent outer cylinder 10 and the independent internal drawing piece 11;
when the first circumferential surface rotary cutter 20 and the second circumferential surface rotary cutter 30 are driven to move oppositely under the action of external force, the inner end surface cutting line 4 is always tensioned, and the middle part of the inner end surface cutting line 4 is contacted with the cylindrical surface of the undercut piece 11, so that the joint of the undercut piece 11 and the graphite columnar material 1 is annularly cut radially inwards.
In the present embodiment
When the second circumferential surface rotary cutter 30 is close to the first circumferential surface rotary cutter 20 so that the inner end surface cutting line 4 is bent and does not contact the graphite columnar material 1, the first circumferential surface rotary cutter 20 and the second circumferential surface rotary cutter 30 are driven by axial feeding force and rotary external driving force to cut from one axial end surface of the graphite columnar material 1 to perform internal rotation so as to obtain an independent outer cylinder 10 and an independent internal drawing piece 11;
certainly, the first circumferential surface rotary cutter 20 and the second circumferential surface rotary cutter 30 can only perform rotary cutting without axial feeding, and the graphite columnar material 1 can be continuously fed to the first circumferential surface rotary cutter 20 and the second circumferential surface rotary cutter 30, so that the first circumferential surface rotary cutter 20 and the second circumferential surface rotary cutter 30 are forced to contact with the graphite columnar material 1 for cutting, and the purpose of hollowing the graphite columnar material 1 is achieved.
When the first circumferential surface rotary cutter 20 and the second circumferential surface rotary cutter 30 are driven to move oppositely under the action of external force, the inner end surface cutting line 4 is always tensioned, and the middle part of the inner end surface cutting line 4 is contacted with the cylindrical surface of the undercut piece 11, so that the joint of the undercut piece 11 and the graphite columnar material 1 is annularly cut radially inwards. In this state, the middle part of the inner end face cutting line 4 is attached to the cylindrical surface of the internal digging part 11, the continuous opposite movement of the second circumferential surface rotary cutter 30 and the first circumferential surface rotary cutter 20 enables the inner end face cutting line 4 to gradually trend to a linear state from an arched state, and when the inner end face cutting line 4 trends to a linear state, the connection part of the internal digging part 11 and the graphite columnar material 1 is cut off in a circular cutting mode, and a thimble which is used for propping against the axis of the internal digging part 11 is arranged on a lathe, so that the internal digging part 11 is prevented from directly falling to cause damage to the outer barrel due to the fact that the internal digging part 11 is unsupported when the circular cutting is cut off.
Example two
As shown in fig. 1 to 4, based on the first embodiment, the present embodiment provides a method for machining a graphite thermal field cylindrical material by rotary cutting and undercutting, which uses the apparatus for rotary cutting and undercutting a graphite thermal field cylindrical material according to the first embodiment, and includes the following steps:
s1, cutting the circumferential surface, axially feeding and rotationally cutting, so that an annular cutting groove 12 is formed in the graphite columnar material 1 through cutting machining, and the annular cutting groove 12 enables the graphite columnar material 1 to be cut into the outer cylinder 10 and the inner digging piece 11;
and S2, performing annular cutting on the joint, and performing annular cutting radially inwards from the joint of the outer cylinder 10 and the undercut member 11 to separate the undercut member 11 from the outer cylinder 10, namely, finishing the cutting process to obtain the outer cylinder 10.
S3, the undercut 11 repeats the above steps S1 and S2 to obtain the outer cylinder with a reduced outer diameter and the undercut with a reduced outer diameter.
EXAMPLE III
The working principle and structure of the embodiment are basically the same as those of the first embodiment, and the different structures are as follows: keep off position locking mechanism including wearing to locate the spring catch of the 3 circumference of the circular blade disc of second, and the circumference of first circular blade disc 2 is equipped with and supplies spring catch male spring pinhole, utilizes the self elasticity of spring catch to realize the anticreep to and realize the circumference locking.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (10)
1. Device for rotary cutting and internally drawing cylindrical graphite material in thermal field, characterized in that, the device is used for rotary cutting and circular cutting a joint from the inside of a cylindrical graphite material (1) so as to obtain an independent outer cylinder (10) and an internally drawn part (11), the device comprises:
the axis of the first circular cutter head (2) is horizontal;
one end of the first circumferential surface rotary cutter (20) is vertically connected with the first circular cutter head (2);
the second circular cutter head (3) is rotationally connected with the first circular cutter head (2);
one end of the second circumferential surface rotary cutter (30) is vertically connected with the second circular cutter head (3);
the inner end face cutting line (4) is a flexible metal cutting line;
one end of the inner end face cutting line (4) is fixed at one end, far away from the first circular cutter disc (2), of the first circumferential face rotary cutter (20), and the other end of the inner end face cutting line (4) is fixed at one end, far away from the second circular cutter disc (3), of the second circumferential face rotary cutter (30);
when the second circumferential surface rotary cutter (30) is close to the first circumferential surface rotary cutter (20) so that the inner end surface cutting line (4) is bent and does not contact the graphite columnar material (1), the first circumferential surface rotary cutter (20) and the second circumferential surface rotary cutter (30) are driven by the rotary external driving force to cut from one axial end surface of the graphite columnar material (1) to rotate inwards, and thus an independent outer cylinder (10) and an independent inner drawing piece (11) are obtained;
when the first circumferential surface rotary cutter (20) and the second circumferential surface rotary cutter (30) are driven to move oppositely under the action of the outside, the inner end surface cutting line (4) is always tensioned, and the middle part of the inner end surface cutting line (4) is contacted with the cylindrical surface of the internal drawing piece (11), so that the connecting part of the internal drawing piece (11) and the graphite columnar material (1) is radially and inwardly annularly cut.
2. The device for rotary cutting and undercutting of the graphite thermal field cylindrical material according to claim 1, wherein the first circumferential rotary cutter (20) and the second circumferential rotary cutter (30) are distributed on the same circumferential line.
3. The device for rotary cutting and undercutting of a graphite thermal field cylindrical material according to claim 1, further comprising a gear locking mechanism, wherein the gear locking mechanism is used for locking the circumferential direction of the first circular cutter disc (2) and the circumferential direction of the second circular cutter disc (3) when the inner end surface cutting line (4) is bent so as to prevent the inner end surface cutting line (4) from cutting the graphite cylindrical material (1) and/or the undercut (11).
4. The device for rotary cutting and undercutting of the graphite thermal field cylindrical material according to claim 1, wherein one end of the first circumferential surface rotary cutter (20) is fixed on the circumferential direction of the first circular cutter disc (2).
5. The device for rotary cutting and undercutting of the graphite thermal field cylindrical material according to claim 1, wherein one end of the second circumferential surface rotary cutter (30) is fixed on the circumferential direction of the second circular cutter disc (3).
6. The graphite thermal field cylindrical material rotary-cut undercut device according to claim 1, characterized in that the first circular cutter (2) and the second circular cutter (3) are connected by a bearing member.
7. The device for rotary cutting and internally picking the cylindrical material in the graphite thermal field according to claim 3, wherein the gear locking mechanism comprises a gear screw (5) which is arranged in the circumferential direction of the first circular cutter (2) in a penetrating way and is in threaded connection with the first circular cutter (2), a threaded hole is arranged on the second circular cutter (3), and the gear screw (5) is in threaded connection with the threaded hole.
8. The device for rotary cutting and undercutting of the graphite thermal field cylindrical material according to claim 1, wherein a first fixing groove (21) is formed in one end, away from the first circular cutter disc (2), of the first circumferential surface rotary cutter (20), and one end of the inner end surface cutting line (4) is fixed in the first fixing groove (21).
9. The device for rotary cutting and undercutting of the graphite thermal field cylindrical material according to claim 1, wherein one end of the second circumferential surface rotary cutter (30) far away from the second circular cutter (3) is provided with a second fixing groove (31), and the other end of the inner end surface cutting line (4) is fixed in the second fixing groove (31).
10. A method for machining a graphite thermal field cylindrical material rotary cutting undercut, which adopts the device for the graphite thermal field cylindrical material rotary cutting undercut according to any one of claims 1 to 9, and is characterized by comprising the following steps:
s1, cutting the circumferential surface, axially feeding and rotationally cutting, so that an annular cutting groove (12) is formed in the graphite columnar material (1) in a cutting mode, and the graphite columnar material (1) is cut into an outer cylinder (10) and an inner digging piece (11) through the annular cutting groove (12);
s2, performing annular cutting on the joint, and performing radial inward annular cutting on the joint of the outer cylinder (10) and the undercut piece (11) to separate the undercut piece (11) from the outer cylinder (10), namely, finishing cutting to obtain the outer cylinder (10);
s3, the internally drawing piece (11) repeats the steps S1 and S2 to obtain the outer cylinder with reduced outer diameter and the internally drawing piece with reduced outer diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111501657.2A CN114161588A (en) | 2021-12-09 | 2021-12-09 | Device and method for rotary cutting and internally digging cylindrical material in graphite thermal field |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111501657.2A CN114161588A (en) | 2021-12-09 | 2021-12-09 | Device and method for rotary cutting and internally digging cylindrical material in graphite thermal field |
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