CN104551800A - Lathe clamp used for machining bent axle connecting rod neck - Google Patents
Lathe clamp used for machining bent axle connecting rod neck Download PDFInfo
- Publication number
- CN104551800A CN104551800A CN201510031577.3A CN201510031577A CN104551800A CN 104551800 A CN104551800 A CN 104551800A CN 201510031577 A CN201510031577 A CN 201510031577A CN 104551800 A CN104551800 A CN 104551800A
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- main bearing
- bearing journal
- index dial
- clamp body
- bent axle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q16/00—Equipment for precise positioning of tool or work into particular locations not otherwise provided for
- B23Q16/02—Indexing equipment
- B23Q16/04—Indexing equipment having intermediate members, e.g. pawls, for locking the relatively movable parts in the indexed position
- B23Q16/06—Rotary indexing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turning (AREA)
Abstract
The invention provides a lathe clamp used for machining a bent axle connecting rod neck. The lathe clamp comprises a first clamp body and a second clamp body, wherein the first clamp body is provided with a counter weight block, a clamping mechanism and an indexing mechanism; the second clamp body is provided with a counter weight block, a clamping mechanism and an axial positioning mechanism; each clamping mechanism comprises a bent axle main shaft neck support and a pressing claw; the indexing mechanism comprises an indexing disc, a mechanism for locking and unlocking a rotary position, relative to the first clamp body, of the indexing disc, and a mechanism for relatively positioning a bent axle and the indexing disc in the peripheral direction; when the bent axle and the indexing disc are relatively positioned in the peripheral direction and a bent axle main shaft neck is pressed on the bent axle main shaft neck support, the central line of the bent axle main shaft neck is overlapped with the rotary axis of the indexing disc; the axial positioning mechanism is used for applying pre-tightening force toward the first clamp body to the bent axle; the maximum indexing of the indexing mechanism meets the requirements that all-phase connecting rod necks of the bent axle are rotated to be on the same straight line of a lathe main shaft respectively under the rotation of the indexing disc, and the indexing disc is locked on the positions.
Description
Technical field
The invention belongs to Crankshaft Machining technical field, be specifically related to a kind of turning attachment for crank-shaft link neck processing.
Background technology
Bent axle is the load that withstands shocks in engine, transmit the strength member of power, therefore the selection of bent axle material, process technology, precision, surface roughness, heat treatment and surface peening, dynamic balancing etc. require all very strict, in the mechanical processing industry be growing more intense, should improve that machining accuracy reduces costs again is problem faced by we have to, therefore the process equipment accorded with the demands of the market with developing direction will be developed, suitable blank to be selected as requested, select rational process equipment and cutter, special fixture, measurer and measuring method, in processing technology, special fixture reasonable in design is wanted in part processing.Along with the development of crankshaft processing technology, processing method is updated, so Crankshaft clamp reasonable in design, not only can improve machining accuracy, can also enhance productivity, thus reduces production cost, to improving the competitiveness of product.
Multiplex manual eccentric fixture during conventional crankshafts processing connecting rod neck, this mechanism wastes time and energy, labor strength is large, clamping force is little, crudy is unstable, dimensional uniformity difference and there is larger potential safety hazard, by manually carrying out axis, angle location and clamping work pieces, completely with the experience adjustments coupling mechanism force of workman, and often there is workpiece variation, distortion, just can complete after needing repeatedly pine folder adjustment several times, and need to stay larger surplus, ensure required precision by grinding machine, production efficiency is low, is difficult to realize automated production.So conventional crankshafts process equipment and technique constrain development that is high-new in China's industrial production, sophisticated product.
Current industrial development is very rapid, along with the development of various new material, new technology, new technology, the user of pursuit efficiency, precision gets more and more, bent axle is as one of part most important in engine components, its machining accuracy, efficiency seem particularly important, bent axle is owing to being subject to the restriction of cost, benefit, sizable differentiation is all experienced by design, material and processing, what require emphasis environmental protection, performance, reduction manufacturing cost along with people increases, and this evolution process also will continue.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of turning attachment for crank-shaft link neck processing, can improve machining accuracy, enhance productivity by it, reduces production cost.
In order to solve the problems of the technologies described above, technical scheme of the present invention is:
For a turning attachment for crank-shaft link neck processing, comprise the first clamp body and the second clamp body that are fixedly installed in two spindle Lathe two main shaft respectively,
First clamp body is arranged balancing weight, clamp system and indexing mechanism, the second clamp body is arranged balancing weight, clamp system and axial positioning mechanism,
Each clamp system main bearing journal included for supporting main bearing journal supports and is pressed in by main bearing journal the paw that main bearing journal supports,
Indexing mechanism comprise relative to the first clamp body rotate arrange index dial, realize the relative first clamp body turned position locking of index dial and the mechanism that unlocks and the mechanism realizing relative positioning in bent axle and index dial circumference, index dial rotation and lathe spindle axis being parallel and both vertical range equal the vertical range of main bearing journal center line and crank-shaft link neck center line, relative positioning in bent axle and index dial circumference and main bearing journal are crushed on main bearing journal when supporting, main bearing journal center line and index dial rotation axis coincident
Axial positioning mechanism applies towards the pressure of the first clamp body to bent axle,
The minimum calibration of indexing mechanism meets: under the rotation of index dial, and bent axle whole phase place connecting rod neck forwards to respectively and to be in lathe spindle on same straight line and in the requirement of these locking position index dials.
The above-mentioned turning attachment for crank-shaft link neck processing, main bearing journal supports and comprises half-watt and half-watt holder, and half-watt has the inner peripheral surface identical with main bearing journal side face to receive main bearing journal, and half-watt holder is fixed on the first clamp body.
The above-mentioned turning attachment for crank-shaft link neck processing, each clamp system comprises two paws, each paw be parallel to the paw driving shaft that lathe spindle arranges and fix, paw drive shaft turns is arranged on corresponding clamp body, driving cylinder via force-increasing mechanism for paw driving shaft provide moment of torsion with realize paw away from near main bearing journal support, main bearing journal is pressed in main bearing journal and supports by paw when main bearing journal supports
Two paws of each clamp system are on same straight line centrifugal force suffered by bent axle when driving making a concerted effort of exerting a force of main bearing journal and lathe spindle crankshaft rotating.
The above-mentioned turning attachment for crank-shaft link neck processing, index dial rotates and is arranged on index dial axle, index dial axle is relative fixing with the first clamp body, or, index dial is relative with index dial axle fixing, and index dial axle rotates and is arranged on the first clamp body, or, index dial rotates and is arranged on index dial axle, and index dial axle rotates and is arranged on the first clamp body.
The above-mentioned turning attachment for crank-shaft link neck processing, realize the relative first clamp body turned position locking of index dial and the mechanism that unlocks comprises index pin and index pin straight line movement driving mechanism, index pin and index dial be close to be contacted cooperation and realizes index dial turned position and lock.
The above-mentioned turning attachment for crank-shaft link neck processing, realize bent axle and comprise the relative keeper be fixedly installed and the keeper be fixed on main bearing journal with index dial with the mechanism of relative positioning in index dial circumference, the spacer pin two keepers being arranged respectively stopper slot and coordinate with stopper slot, the cooperation of stopper slot and spacer pin realizes relative positioning in two keeper circumferences.
The above-mentioned turning attachment for crank-shaft link neck processing, axial positioning mechanism comprises the telescoping mechanism flexible along lathe spindle direction, and telescoping mechanism has the top splenium pushing up axle axle head of buckling.
The above-mentioned turning attachment for crank-shaft link neck processing, telescoping mechanism comprises the hydraulic cylinder that parallel lathe spindle is arranged, the cylinder body of hydraulic cylinder is fixed on the second clamp body, and top splenium is hydraulic cylinder piston rod end portion or the top briquetting being fixed on hydraulic cylinder piston rod end portion.
The above-mentioned turning attachment for crank-shaft link neck processing, balancing weight and the first clamp body surround the cylindrical body extended along lathe spindle direction jointly, cylindrical body there is cavity and opening towards the second clamp body, main bearing journal supports and is fixed on the end face of cylindrical body openend, for main bearing journal by being opened in cylindrical body openend with the breach entering cavity, breach and main bearing journal support positioned opposite, and paw is between breach and main bearing journal support;
Balancing weight and the second clamp body surround the cylindrical body extended along lathe spindle direction jointly, cylindrical body there is cavity and opening towards the first clamp body, main bearing journal supports and is fixed on the end face of cylindrical body openend, for main bearing journal by being opened in cylindrical body openend with the breach entering cavity, breach and main bearing journal support positioned opposite, and paw is between breach and main bearing journal support.
The above-mentioned turning attachment for crank-shaft link neck processing, the minimum calibration of indexing mechanism is 30 °, 60 °, 90 °, 120 °, 150 ° or 180 °.
Relative positioning in bent axle and index dial circumference and main bearing journal are pressed in main bearing journal when supporting, main bearing journal center line and index dial rotation axis coincident, index dial rotation and lathe spindle axis being parallel and both vertical range equal the vertical range of main bearing journal center line and crank-shaft link neck center line, when processing a phase place crank-shaft link neck, rotate index dial until this crank-shaft link neck and lathe spindle are in same straight line locks calibration dish, axial positioning mechanism applies pressure to bent axle, realize the axial location of bent axle, main bearing journal is pressed in main bearing journal and supports by paw, realize the clamping and positioning of bent axle, then can process this crank-shaft link neck.When processing the crank-shaft link neck of another phase place, index dial unlocks and rotates until crank-shaft link neck and lathe spindle are on same straight line, and locking index dial, then realizes bent axle axial location and clamping and positioning, can process.
The present invention, compared with conventional brace, only need change indexing position, then after axial location and clamping and positioning, can realize the processing of out of phase crank-shaft link neck, reduce the labour intensity of operator, shorten piece handling time.This fixture can complete the processing of all crank-shaft link necks, and eccentric throw, phase angle, circularity and dimensional accuracy are higher, can realize, with car generation mill (corase grind) operation, improve the machining accuracy of bent axle.The machining accuracy that the development of this fixture greatly reduces labour intensity and equipment cost, shortens non-cutting time, effectively improves bent axle.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described in more detail:
Fig. 1 is the installation diagram of fixture on lathe.
Fig. 2 is bent axle clamping schematic diagram.
Fig. 3 is installed on the holder part on lathe one main shaft.
Fig. 4 is installed on the holder part on another main shaft of lathe.
Fig. 5 is the schematic diagram of indexing mechanism.
Fig. 6 is the right view of Fig. 5.
Fig. 7 is the schematic diagram of axial positioning mechanism.
In figure: 1 first clamp body, 2 half-watt holders, 3 half-watts, 4 paws, 5 balancing weights, 6 keepers, 7 keepers, 10 index dials, 11 index pin straight line movement driving mechanisms, 13 index pins, 15 second clamp bodies, 16 paws, 17 balancing weights, 18 half-watts, 20 bent axles, 21 top briquettings, 22 hydraulic cylinders, 25 piston rods.
Detailed description of the invention
As shown in Figures 1 to 7, the turning attachment for the processing of bent axle 20 connecting rod neck comprises the first clamp body 1 and the second clamp body 15 being fixedly installed in two spindle Lathe two main shafts respectively.
First clamp body is arranged balancing weight 5, clamp system and indexing mechanism, the second clamp body is arranged balancing weight 17, clamp system and axial positioning mechanism.Balancing weight plays the effect of the concrete and workpiece eccentric weight of balance clamp.
Each clamp system main bearing journal included for supporting main bearing journal supports and is pressed in by main bearing journal the paw (4 and 16) that main bearing journal supports.
Indexing mechanism comprise relative to the first clamp body rotate arrange index dial 10, realize the relative first clamp body turned position locking of index dial and the mechanism that unlocks and the mechanism realizing relative positioning in bent axle and index dial circumference.Index dial rotation and lathe spindle axis being parallel and both vertical range equal the vertical range of main bearing journal center line and crank-shaft link neck center line, relative positioning in bent axle and index dial circumference and main bearing journal are crushed on main bearing journal when supporting, main bearing journal center line and index dial rotation axis coincident.When processing a phase place crank-shaft link neck, rotate index dial until this crank-shaft link neck and lathe spindle are in same straight line locks calibration dish, axial positioning mechanism applies pressure to bent axle, realize the axial location of bent axle, main bearing journal is pressed in main bearing journal and supports by paw, realize the clamping and positioning of bent axle, then can process this crank-shaft link neck.When processing the crank-shaft link neck of another phase place, index dial unlocks and rotates until crank-shaft link neck and lathe spindle are on same straight line, and locking index dial, then realizes bent axle axial location and clamping and positioning, can process.
Axial positioning mechanism applies towards the pressure of the first clamp body bent axle.
The minimum calibration of indexing mechanism meets: under the rotation of index dial, and bent axle whole phase place connecting rod neck forwards to respectively and to be in lathe spindle on same straight line and in the requirement of these locking position index dials.The minimum calibration of indexing mechanism is the integral multiple of 30 ° or 30 °, such as 60 °, 90 °, 120 °, 150 ° or 180 °, and these needs are determined according to bent axle having how many phase place crank-shaft link necks.
Main bearing journal supports and comprises half-watt (3 and 18) and half-watt holder 2, and half-watt has the inner peripheral surface identical with main bearing journal side face to receive main bearing journal, and half-watt holder is fixed on the first clamp body.Suitable adjustment half tilt sickness, plays the effect of fine setting eccentric throw.
Each clamp system comprises two paws, each paw be parallel to the paw driving shaft that lathe spindle arranges and fix, paw drive shaft turns is arranged on corresponding clamp body, driving cylinder is via force-increasing mechanism for paw driving shaft provides moment of torsion to support away from near main bearing journal to realize paw, and main bearing journal is pressed in main bearing journal and supports by paw when main bearing journal supports.Two paws of each clamp system are on same straight line centrifugal force suffered by bent axle when driving making a concerted effort of exerting a force of main bearing journal and lathe spindle crankshaft rotating
Index dial rotates and is arranged on index dial axle, index dial axle is relative fixing with the first clamp body, or, index dial is relative with index dial axle fixing, index dial axle rotates and is arranged on the first clamp body, or index dial rotates and is arranged on index dial axle, and index dial axle rotates and is arranged on the first clamp body.
Realize the relative first clamp body turned position locking of index dial and the mechanism that unlocks comprises index pin 13 and index pin straight line movement driving mechanism 11, index pin and index dial be close to be contacted cooperation and realizes index dial turned position and lock.In Fig. 5 and Fig. 6, index pin straight line movement driving mechanism is driving cylinder, on the piston rod that index pin is installed in driving cylinder or index pin be a part for piston rod.
Realize bent axle and comprise the relative keeper 7 be fixedly installed and the keeper 6 be fixed on main bearing journal with index dial with the mechanism of relative positioning in index dial circumference, the spacer pin two keepers being arranged respectively stopper slot and coordinate with stopper slot, the cooperation of stopper slot and spacer pin realizes relative positioning in two keeper circumferences.
Axial positioning mechanism comprises the telescoping mechanism flexible along lathe spindle direction, and telescoping mechanism has the top splenium pushing up axle axle head of buckling.As shown in Figure 7, telescoping mechanism comprises the hydraulic cylinder 22 that parallel lathe spindle is arranged, and the cylinder body of hydraulic cylinder is fixed on the second clamp body, and top splenium is hydraulic cylinder piston rod 25 end or the top briquetting 21 being fixed on hydraulic cylinder piston rod end portion.
Balancing weight and the first clamp body surround the cylindrical body extended along lathe spindle direction jointly, cylindrical body there is cavity and opening towards the second clamp body, main bearing journal supports and is fixed on the end face of cylindrical body openend, for main bearing journal by being opened in cylindrical body openend with the breach entering cavity, breach and main bearing journal support positioned opposite, and paw is between breach and main bearing journal support;
Balancing weight and the second clamp body surround the cylindrical body extended along lathe spindle direction jointly, cylindrical body there is cavity and opening towards the first clamp body, main bearing journal supports and is fixed on the end face of cylindrical body openend, for main bearing journal by being opened in cylindrical body openend with the breach entering cavity, breach and main bearing journal support positioned opposite, and paw is between breach and main bearing journal support.
Indexing mechanism and axial positioning mechanism are positioned at cavity.
The present invention reduces equipment cost 30%-40%, and the 2-3 that enhances productivity doubly.In a word, the machining accuracy that development of the present invention greatly reduces labour intensity and equipment cost, shortens non-cutting time, effectively improves bent axle, is particularly suitable for batch machining and the production line automation processing of three cylinders, four cylinders and six-cylinder crankshaft.
Claims (10)
1. for a turning attachment for crank-shaft link neck processing, it is characterized in that: comprise the first clamp body and the second clamp body that are fixedly installed in two spindle Lathe two main shaft respectively,
First clamp body is arranged balancing weight, clamp system and indexing mechanism, the second clamp body is arranged balancing weight, clamp system and axial positioning mechanism,
Each clamp system main bearing journal included for supporting main bearing journal supports and is pressed in by main bearing journal the paw that main bearing journal supports,
Indexing mechanism comprise relative to the first clamp body rotate arrange index dial, realize the relative first clamp body turned position locking of index dial and the mechanism that unlocks and the mechanism realizing relative positioning in bent axle and index dial circumference, index dial rotation and lathe spindle axis being parallel and both vertical range equal the vertical range of main bearing journal center line and crank-shaft link neck center line, relative positioning in bent axle and index dial circumference and main bearing journal are crushed on main bearing journal when supporting, main bearing journal center line and index dial rotation axis coincident
Axial positioning mechanism applies towards the pressure of the first clamp body to bent axle,
The minimum calibration of indexing mechanism meets: under the rotation of index dial, and bent axle whole phase place connecting rod neck forwards to respectively and to be in lathe spindle on same straight line and in the requirement of these locking position index dials.
2. the turning attachment for crank-shaft link neck processing according to claim 1, it is characterized in that: main bearing journal supports and comprises half-watt and half-watt holder, half-watt has the inner peripheral surface identical with main bearing journal side face to receive main bearing journal, and half-watt holder is fixed on the first clamp body.
3. the turning attachment for crank-shaft link neck processing according to claim 1 and 2, it is characterized in that: each clamp system comprises two paws, each paw be parallel to the paw driving shaft that lathe spindle arranges and fix, paw drive shaft turns is arranged on corresponding clamp body, driving cylinder via force-increasing mechanism for paw driving shaft provide moment of torsion with realize paw away from near main bearing journal support, main bearing journal is pressed in main bearing journal and supports by paw when main bearing journal supports
Two paws of each clamp system are on same straight line centrifugal force suffered by bent axle when driving making a concerted effort of exerting a force of main bearing journal and lathe spindle crankshaft rotating.
4. the turning attachment for crank-shaft link neck processing according to claim 1, it is characterized in that: index dial rotates and is arranged on index dial axle, index dial axle is relative fixing with the first clamp body, or, index dial is relative with index dial axle fixing, and index dial axle rotates and is arranged on the first clamp body, or, index dial rotates and is arranged on index dial axle, and index dial axle rotates and is arranged on the first clamp body.
5. the turning attachment for crank-shaft link neck processing according to claim 1 or 4, it is characterized in that: realize the relative first clamp body turned position locking of index dial and the mechanism that unlocks comprises index pin and index pin straight line movement driving mechanism, index pin and index dial be close to be contacted cooperation and realizes index dial turned position and lock.
6. the turning attachment for crank-shaft link neck processing according to claim 1, it is characterized in that: realize bent axle and comprise the relative keeper be fixedly installed and the keeper be fixed on main bearing journal with index dial with the mechanism of relative positioning in index dial circumference, the spacer pin two keepers being arranged respectively stopper slot and coordinate with stopper slot, the cooperation of stopper slot and spacer pin realizes relative positioning in two keeper circumferences.
7. the turning attachment for crank-shaft link neck processing according to claim 1, it is characterized in that: axial positioning mechanism comprises the telescoping mechanism flexible along lathe spindle direction, telescoping mechanism has the top splenium pushing up axle axle head of buckling.
8. the turning attachment for crank-shaft link neck processing according to claim 8, it is characterized in that: telescoping mechanism comprises the hydraulic cylinder that parallel lathe spindle is arranged, the cylinder body of hydraulic cylinder is fixed on the second clamp body, and top splenium is hydraulic cylinder piston rod end portion or the top briquetting being fixed on hydraulic cylinder piston rod end portion.
9. the turning attachment for crank-shaft link neck processing according to claim 1, it is characterized in that: balancing weight and the first clamp body surround the cylindrical body extended along lathe spindle direction jointly, cylindrical body there is cavity and opening towards the second clamp body, main bearing journal supports and is fixed on the end face of cylindrical body openend, for main bearing journal by being opened in cylindrical body openend with the breach entering cavity, breach and main bearing journal support positioned opposite, and paw is between breach and main bearing journal support;
Balancing weight and the second clamp body surround the cylindrical body extended along lathe spindle direction jointly, cylindrical body there is cavity and opening towards the first clamp body, main bearing journal supports and is fixed on the end face of cylindrical body openend, for main bearing journal by being opened in cylindrical body openend with the breach entering cavity, breach and main bearing journal support positioned opposite, and paw is between breach and main bearing journal support.
10. the turning attachment for crank-shaft link neck processing according to claim 1, is characterized in that: the minimum calibration of indexing mechanism is 30 °, 60 °, 90 °, 120 °, 150 ° or 180 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510031577.3A CN104551800A (en) | 2015-01-22 | 2015-01-22 | Lathe clamp used for machining bent axle connecting rod neck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510031577.3A CN104551800A (en) | 2015-01-22 | 2015-01-22 | Lathe clamp used for machining bent axle connecting rod neck |
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| CN104551800A true CN104551800A (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510031577.3A Pending CN104551800A (en) | 2015-01-22 | 2015-01-22 | Lathe clamp used for machining bent axle connecting rod neck |
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Cited By (19)
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| CN105234721A (en) * | 2015-10-22 | 2016-01-13 | 重庆颖泉标准件有限公司 | Locating device for machining of spherical end of gear shift oscillating bar on automobile transmission |
| CN105234715A (en) * | 2015-10-22 | 2016-01-13 | 重庆颖泉标准件有限公司 | Clamp for machining of bulb head of gear shifting oscillating bar |
| CN105458803A (en) * | 2016-01-04 | 2016-04-06 | 德州德隆(集团)机床有限责任公司 | Crankshaft automatic indexing hydraulic clamp |
| CN105922045A (en) * | 2016-06-08 | 2016-09-07 | 湖北三环汽车方向机有限公司 | Rotating mechanism of autorotation eccentric fixture |
| CN106735577A (en) * | 2016-11-09 | 2017-05-31 | 广州博研智能科技有限公司 | A kind of bent axle flash trimmer |
| CN108311716A (en) * | 2018-04-12 | 2018-07-24 | 宁波海天精工股份有限公司 | A kind of automatic eccentric clamping device of crank-shaft link neck processing hydraulic pressure |
| CN108436678A (en) * | 2018-05-28 | 2018-08-24 | 河南华洋发动机制造有限公司 | Crankshaft connecting rod journal grinding tool for processing |
| CN108890356A (en) * | 2018-07-17 | 2018-11-27 | 青岛海西重工有限责任公司 | Crankshaft of diesel engine special purpose lathe |
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| CN109277589A (en) * | 2018-12-07 | 2019-01-29 | 四川飞亚动力科技股份有限公司 | A kind of Crankshaft clamp group |
| CN109333191A (en) * | 2018-11-30 | 2019-02-15 | 卓弢机器人盐城有限公司 | A kind of multidirectional machining production line of crankshaft and its processing technology |
| CN109365913A (en) * | 2018-12-07 | 2019-02-22 | 四川飞亚动力科技股份有限公司 | A kind of machining crankshafts connecting rod neck special purpose machine tool |
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| CN111872615A (en) * | 2020-08-04 | 2020-11-03 | 四川皇龙智能破碎技术股份有限公司 | Roller insert welding device and method thereof |
| CN112453134A (en) * | 2020-09-17 | 2021-03-09 | 上海发那科机器人有限公司 | Pipe fitting rotating clamp holder and robot pipe bending workstation comprising same |
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| CN201493698U (en) * | 2009-08-20 | 2010-06-02 | 天润曲轴股份有限公司 | Automatic indexing clamping device |
| CN203031328U (en) * | 2012-12-27 | 2013-07-03 | 北京奇朔科贸有限公司 | Automatic hydraulic jig for crankshaft connecting rod journal lathe |
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| CN114986251A (en) * | 2022-06-07 | 2022-09-02 | 中船动力镇江有限公司 | Method for processing connecting rod neck and crank arm of diesel engine crankshaft |
| CN114986251B (en) * | 2022-06-07 | 2024-01-30 | 中船动力镇江有限公司 | Method for processing connecting rod neck and crank arm of diesel engine crankshaft |
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