CN208450730U - A kind of cutter for machining crankshafts flange center hole - Google Patents
A kind of cutter for machining crankshafts flange center hole Download PDFInfo
- Publication number
- CN208450730U CN208450730U CN201820665235.6U CN201820665235U CN208450730U CN 208450730 U CN208450730 U CN 208450730U CN 201820665235 U CN201820665235 U CN 201820665235U CN 208450730 U CN208450730 U CN 208450730U
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- Prior art keywords
- flange disk
- bolt hole
- knife handle
- flange
- cutter
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Abstract
The utility model provides a kind of cutter for machining crankshafts flange center hole, including hydraulic clamping knife handle and connection knife handle, hydraulic clamping knife handle one end is equipped with first flange disk, connection knife handle one end is equipped with the second flange disk connecting with first flange disk, the hydraulic clamping handle other end is equipped with knife bar, it connects the knife handle other end and is equipped with lathe interconnecting piece, first flange disk and second flange disk connecting pin are additionally provided with adjusting rod, the counterbore with adjusting rod clearance fit is equipped in the middle part of second flange disk, the first flange disk of knife bar side is along the circumferential direction evenly distributed there are four fixed bolt hole, first flange disk is adjusted axially bolt hole there are four being along the circumferential direction also evenly distributed, second flange disk is equipped with the link bolt hole being adapted to fixed bolt hole, second flange disk along the circumferential direction goes back average mark and is furnished with eight radiai adjustment bolts hole, radiai adjustment Bolt hole is connected with counterbore.
Description
Technical field
The utility model relates to automobile engine manufacture fields more particularly to a kind of for machining crankshafts flange center hole
Cutter.
Background technique
The flange center hole cutter of industry intrinsic motivation factory crankshaft production line finishing at present mainly uses Normal hydraulic knife
Spindle clamp holds conducting bar formula Single-blade reamer, and the program is primarily present following defect:
1) cutter clamps conducting bar formula Single-blade reamer using Normal hydraulic knife handle, the bounce of unadjustable its cutter, and when tool changing is easy
Cause processing dimension unstable.
2) cutter theory machining tolerance is greater than processing dimension requirement tolerance.The tolerance of B15 flange center hole is H6 grades, is added
It is 13um that Chinese musical scale cun requirement, which is Φ 20.976mm ~ Φ 20.989mm(tolerance), but run-out tolerance+cutter of Normal hydraulic knife handle
Tolerance+machine tool chief axis bounce > 13um is adjusted, cannot be met the requirements.
3) when processing, cutter heat dissipation is bad, and tool wear is serious, also will affect machining accuracy.
Utility model content
In order to solve the problems in the prior art, the utility model provides a kind of for machining crankshafts flange center hole
Cutter.
The utility model provides a kind of cutter for machining crankshafts flange center hole, including hydraulic clamping knife handle and company
Knife handle is connect, hydraulic clamping knife handle one end is equipped with first flange disk, and described connection knife handle one end is equipped with and the first flange
The second flange disk of disk connection, the hydraulic clamping handle other end are equipped with knife bar, and the connection knife handle other end is equipped with machine
Bed interconnecting piece, the first flange disk and second flange disk connecting pin are additionally provided with adjusting rod, the second flange disk middle part
Equipped with the counterbore with the adjusting rod clearance fit, along the circumferential direction average mark is furnished with four to the first flange disk of the knife bar side
A fixed bolt hole, the first flange disk are along the circumferential direction also evenly distributed there are four being adjusted axially bolt hole, and described second
Ring flange is equipped with the link bolt hole being adapted to the fixed bolt hole, and the second flange disk is along the circumferential direction also evenly distributed
Have eight radiai adjustment bolts hole, the radiai adjustment bolt hole is connected with the counterbore, the first flange disk with it is described
It is additionally provided with rubber seal between second flange disk, the hydraulic clamping knife handle, connection knife handle and knife bar, which are equipped with, to be connected
Oil duct.
It is to replace that bolt hole is adjusted axially described in as a further improvement of the utility model, with the fixed bolt hole
Even setting.
The radiai adjustment bolt hole is that dislocation is set with the fixed bolt hole as a further improvement of the utility model,
It sets.
The lathe interconnecting piece is equipped with oil inlet as a further improvement of the utility model,.
Radial adjusting screw, institute are installed in the radiai adjustment bolt hole as a further improvement of the utility model,
It states to be adjusted axially in bolt hole to be equipped with and is adjusted axially screw, fixing bolt is installed in the fixed bolt hole.
The beneficial effects of the utility model are: connection eight radiai adjustment screws of knife handle, integrally beat after guarantee adjustment
Stability is finally reached whole bounce less than 5 μ；It, can be by being raised in machine tool chief axis due to using adjustable flange cutter holder scheme
Cutter bounce is saved, avoids the influence of main axis jerking, tooling system error to bore dia, and by the way that oil duct is arranged in inside,
It can effectively be radiated to cutter.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the utility model for the cutter of machining crankshafts flange center hole.
Appended drawing reference: 1- hydraulic clamping knife handle；2- connection knife handle；3- knife bar；4- first flange disk；5- second flange disk；
41- fixed bolt hole；42- is adjusted axially bolt hole；43- adjusting rod；51- radiai adjustment bolt hole；52- counterbore.
Specific embodiment
As shown in Figure 1, the utility model discloses a kind of cutter for machining crankshafts flange center hole, including hydraulic clip
It holds knife handle 1 and connection knife handle 2, described 1 one end of hydraulic clamping knife handle is equipped with first flange disk 4, described 2 one end of connection knife handle is equipped with
The second flange disk 5 connecting with the first flange disk 4, the hydraulic clamping handle other end are equipped with knife bar 3, the connection
2 other end of knife handle is equipped with lathe interconnecting piece, and the first flange disk 4 is additionally provided with adjusting rod with 5 connecting pin of second flange disk
43, it is equipped with the counterbore 52 with 43 clearance fit of adjusting rod in the middle part of the second flange disk 5, the first of 3 side of knife bar
Ring flange 4 is along the circumferential direction evenly distributed there are four fixed bolt hole 41, and the first flange disk 4 along the circumferential direction goes back average mark
Cloth is equipped with the connection bolt being adapted to the fixed bolt hole 41 there are four bolt hole 42, the second flange disk 5 is adjusted axially
Hole, the second flange disk 5 along the circumferential direction go back average mark and are furnished with eight radiai adjustment bolts hole 51, the radiai adjustment bolt
Hole 51 is connected with the counterbore 52, is additionally provided with rubber seal between the first flange disk 4 and the second flange disk 5,
The hydraulic clamping knife handle 1, connection knife handle 2 and knife bar 3 are equipped with the oil duct being connected, peace in the radiai adjustment bolt hole 51
Equipped with radial adjusting screw, it is described be adjusted axially to be equipped in bolt hole 42 be adjusted axially screw, in the fixed bolt hole 41
Fixing bolt is installed, is fixed between the first flange disk 4 and second flange disk 5 by fixing bolt and is not exclusively tightened,
There are certain interval, axially adjustable bolt is passed through to be adjusted axially in bolt hole 42 and be peaked on second flange disk 5, can play support
Effect, guarantees effectively limit, can carry out axially adjustable by the elastic of four axially adjustable screws in this way, can adjust to cutter
Section axial runout can also compensate cutter, and eight radial adjusting screws pass through radiai adjustment bolt hole 51 and are pressed on described
, in this way can be by adjusting the elastic circular runout to adjust cutter of radial adjusting screw on adjusting rod 43, and the cutter
Hydraulic clamping knife handle 1, connection knife handle 2 and knife bar 3 be equipped with the oil duct being connected, can effectively be radiated, be prolonged to cutter head
Long life can also ensure that machining accuracy.
Bolt hole 42 and the fixed bolt hole 41 of being adjusted axially is replace to be uniformly arranged, and adjusting is more evenly.
The radiai adjustment bolt hole 51 is to shift to install with the fixed bolt hole 41, prevents from interfering with each other.
The lathe interconnecting piece is equipped with oil inlet.
The utility model structure is simple, connects 2 eight radiai adjustment screws of knife handle, guarantees the stabilization integrally beated after adjustment
Property, whole bounce is finally reached less than 5 μ；It, can be by adjusting knife on machine tool chief axis due to using adjustable flange cutter holder scheme
Tool bounce avoids the influence of main axis jerking, tooling system error to bore dia, and by the way that oil duct is arranged in inside, can
It is effectively radiated to cutter.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the protection scope of the utility model.
Claims (5)
1. a kind of cutter for machining crankshafts flange center hole, it is characterised in that: including hydraulic clamping knife handle and knife handle is connected,
Hydraulic clamping knife handle one end is equipped with first flange disk, and described connection knife handle one end, which is equipped with, to be connect with the first flange disk
Second flange disk, the hydraulic clamping handle other end are equipped with knife bar, and the connection knife handle other end is equipped with lathe interconnecting piece,
The first flange disk and second flange disk connecting pin are additionally provided with adjusting rod, be equipped in the middle part of the second flange disk with it is described
The counterbore of adjusting rod clearance fit, the first flange disk of the knife bar side are along the circumferential direction evenly distributed there are four fixing bolt
Hole, the first flange disk are along the circumferential direction also evenly distributed there are four bolt hole is adjusted axially, and the second flange disk is equipped with
The link bolt hole being adapted to the fixed bolt hole, the second flange disk along the circumferential direction go back average mark and are furnished with eight radial directions
Bolt hole is adjusted, the radiai adjustment bolt hole is connected with the counterbore, the first flange disk and the second flange disk
Between be additionally provided with rubber seal, the hydraulic clamping knife handle, connection knife handle and knife bar are equipped with the oil duct being connected.
2. cutter according to claim 1, it is characterised in that: described to be adjusted axially bolt hole with the fixed bolt hole and be
Alternating is uniformly arranged.
3. cutter according to claim 1, it is characterised in that: the radiai adjustment bolt hole is with the fixed bolt hole
It shifts to install.
4. cutter according to claim 1, it is characterised in that: the lathe interconnecting piece is equipped with oil inlet.
5. cutter according to claim 1, it is characterised in that: be equipped with radial adjustment spiral shell in the radiai adjustment bolt hole
Nail, described be adjusted axially in bolt hole are equipped with axially adjustable screw, are equipped with fixing bolt in the fixed bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820665235.6U CN208450730U (en) | 2018-05-04 | 2018-05-04 | A kind of cutter for machining crankshafts flange center hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820665235.6U CN208450730U (en) | 2018-05-04 | 2018-05-04 | A kind of cutter for machining crankshafts flange center hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208450730U true CN208450730U (en) | 2019-02-01 |
Family
ID=65151092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820665235.6U Active CN208450730U (en) | 2018-05-04 | 2018-05-04 | A kind of cutter for machining crankshafts flange center hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208450730U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110695743A (en) * | 2019-09-25 | 2020-01-17 | 一汽解放大连柴油机有限公司 | Adjusting method of flange connection cutter |
| CN111730388A (en) * | 2020-06-19 | 2020-10-02 | 广州市昊志机电股份有限公司 | Hydraulic tool handle and machine tool |
| CN113385703A (en) * | 2021-06-22 | 2021-09-14 | 深圳市海洲数控机械刀具有限公司 | Flange type movable knife handle for correcting equipment main shaft error |
| CN111570915B (en) * | 2020-04-21 | 2022-04-22 | 湖北三环锻造有限公司 | Reamer special for steering knuckle and machining method of steering knuckle |
-
2018
- 2018-05-04 CN CN201820665235.6U patent/CN208450730U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110695743A (en) * | 2019-09-25 | 2020-01-17 | 一汽解放大连柴油机有限公司 | Adjusting method of flange connection cutter |
| CN110695743B (en) * | 2019-09-25 | 2021-02-09 | 一汽解放大连柴油机有限公司 | Adjusting method of flange connection cutter |
| CN111570915B (en) * | 2020-04-21 | 2022-04-22 | 湖北三环锻造有限公司 | Reamer special for steering knuckle and machining method of steering knuckle |
| CN111730388A (en) * | 2020-06-19 | 2020-10-02 | 广州市昊志机电股份有限公司 | Hydraulic tool handle and machine tool |
| CN113385703A (en) * | 2021-06-22 | 2021-09-14 | 深圳市海洲数控机械刀具有限公司 | Flange type movable knife handle for correcting equipment main shaft error |
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| GR01 | Patent grant |