CN106346038A - Piston pin hole seat hole processing device - Google Patents
Piston pin hole seat hole processing device Download PDFInfo
- Publication number
- CN106346038A CN106346038A CN201610965681.4A CN201610965681A CN106346038A CN 106346038 A CN106346038 A CN 106346038A CN 201610965681 A CN201610965681 A CN 201610965681A CN 106346038 A CN106346038 A CN 106346038A
- Authority
- CN
- China
- Prior art keywords
- hole
- piston
- guide
- nut
- horizontal plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
- B23B39/161—Drilling machines with a plurality of working-spindles; Drilling automatons with parallel work spindles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
- B23B47/28—Drill jigs for workpieces
-
- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
Abstract
The invention discloses a piston pin hole seat hole processing device, which comprises a double-drill-bit drilling machine. A support seat is vertical to a horizontal plate and is arranged on the horizontal plate; an upper guide block and a lower installing rod are arranged at the same side of the support seat; one end of the upper guide block is connected with the upper end of the side surface of the support seat; the other end of the upper guide block outwards extends in a horizontal state; the lower installing rod is used for installing a piston; one end of the lower installing rod is connected with the lower end of the side surface of the support seat; the other end of the lower installing rod outwards extends in the horizontal state; a first direction guide through hole and a second direction guide through hole which are penetrated from top to bottom are formed in the upper guide block; a third direction guide through hole corresponding to the first direction guide through hole and a fourth direction guide through hole corresponding to the second direction guide through hole are formed in the lower installing rod and are penetrated from top to bottom; a telescopic clamping assembly comprises a telescopic device and a clamping element; the telescopic end of the telescopic device is connected with the clamping element; the clamping element is used for clamping a piston. The piston pin hole seat hole processing device has the advantages that the occurrence of an oval hole during the hole drilling can be avoided; the clamping is stable; the product quality is improved; the rejection product rate is reduced.
Description
Technical field
The present invention relates to piston technical field, more particularly, to a kind of piston-pin boss eye processing unit (plant).
Background technology
Piston can be largely classified into piston top, piston head and three parts of piston skirt.The Main Function of piston is subject to vapour
Combustion pressure in cylinder, and this power is passed to bent axle by piston pin and connecting rod.
Piston top is the ingredient of combustor, thus often makes different shapes, and piston of gasoline engine adopts flat-top at most
Or concave crown, to make chamber structure compact, area of dissipation is little, and manufacturing process is simple.Piston crown is more than piston boss
Part, piston crown ring installation, to prevent high temperature, high-pressure gas from scurrying into crankcase, stop machine oil from scurrying into combustor simultaneously.
All parts below piston ring groove are referred to as piston skirt.Its effect is to guide piston reciprocating in the cylinder and bear side pressure
Power.
Piston, after preliminary working, according to the requirement of client, needs to carry out jewel hole process to pin-and-hole seat.Traditional jewel hole side
Formula mostly manually jewel hole (naked eyes direct-view method), but if occurring requiring point-device piston kind, using existing plus
Work mode can lead to positioning datum to be difficult to determine, leads to two pin-and-hole seat eye distances from being difficult to control to, the long amplitude of fluctuation of drill bit is larger, from
And oval defect occurs, affect appearance surfaces and the normal quality of production and efficiency.
Content of the invention
The present invention is directed to the deficiencies in the prior art, provide a kind of avoid during jewel hole the appearance of oval eyelet, clamping stable,
Improve product quality, the piston-pin boss eye processing unit (plant) of minimizing percent defective.
The present invention realizes solving a kind of above-mentioned technical problem: piston-pin boss eye processing dress by following technological means
Put, including double drill bit drilling machines, the horizontal plate that also includes being arranged on described Drilling machines bench, bearing, upper guide pad, lower installation
Rod, flexible clamp assemblies；Described bearing perpendicular to described horizontal plate and is arranged on described horizontal plate；Described upper guide pad and institute
The homonymy stating lower mounting bar in described bearing is arranged；One end of described upper guide pad is connected with the upper end of described bearing side, institute
The other end stating guide pad horizontal stretches out；Described lower mounting bar is in order to install piston, its one end and described bearing
The lower end of side connects, and the other end of described lower mounting bar is horizontal to stretch out；Described guiding on offer from and
First guide through hole of lower insertion, the second guide through hole；Insertion from top to bottom is provided with described lower mounting bar with described
Corresponding 3rd guide through hole of first guide through hole fourth guide through hole corresponding with described second guide through hole；Described flexible
Clamp assemblies include retractor device, holder；The telescopic end of described retractor device is connected with described holder, and described holder is used
With clamp piston.
Preferably: described holder includes the first grip block, the second grip block；Described first grip block, the second grip block
It is oppositely arranged on the both sides of described lower mounting bar；Wherein, described first grip block, the relative mask of the second grip block are to tilt
Face.
Preferably: in described inclined plane, be provided with nylon rod.
Preferably: described retractor device is cylinder, is connected by female part between described cylinder and described holder；Described
First grip block, the second grip block are connected on described female part, and the tailpiece of the piston rod of cylinder is connected with guiding screw mandrel, described guiding
Screw mandrel stretches out the sunk area of described female part, is set in the first clamp nut, the second clamp nut on described guiding screw mandrel,
Described first clamp nut, the second clamp nut are divided into the both sides positioned at described sunk area.
Preferably: guide rail, the end of described female part and described slide cooperation are additionally provided with described horizontal plate.
Preferably: in described first guide through hole, the second guide through hole, the 3rd guide through hole, the 4th guide through hole all
It is arranged with fairlead.
Preferably: the upper and lower ends of described bearing side offer upper installing hole, lower installing hole respectively；Described upper guide pad
In the end of one end that is connected with described bearing side be provided with upper screw rod, be connected with described bearing side in described lower mounting bar
The end of one end be provided with lower screw rod；Described upper screw rod stretches out described upper installing hole, and is arranged with screw rod on described
First nut, upper second nut；Described upper first nut, upper second nut are located at the both sides of described upper installing hole respectively；Described
Lower screw rod stretches out described lower installing hole, and is arranged with lower first nut, lower second nut on described lower screw rod；Described lower first
Nut, lower second nut are located at the both sides of described lower installing hole respectively.
Preferably: the bottom of described horizontal plate is provided with substrate；Described horizontal plate is provided with and runs through from top to bottom
Horizontal plate pilot hole, the guide direction of described horizontal plate pilot hole is radial parallel with described lower mounting bar；On the substrate
It is provided with screw thread slotted eye, the screw rod end of bolt stretches in described screw thread slotted eye through described horizontal plate pilot hole.
Preferably: described horizontal plate pilot hole is kidney-shaped counterbore.
It is an advantage of the current invention that: the present invention, by piston to be processed is placed in mounting bar with by way of interting, rises
To the convenient effect installed.Due to open up on upper guide pad the first guide through hole, the second guide through hole, on lower mounting bar on
Open up the 3rd guide through hole, the 4th guide through hole, by the guide effect of guide through hole, facilitate the be aligned of drill bit, improve processing
Precision, compared to existing technology, it is to avoid due to bit vibration, swing produced processing tilt, oval pin-and-hole seat eye
Appearance.By the clamping action of flexible clamp assemblies, improve the piston to be processed stationarity in jewel hole, prevent because of machinery
Shake the piston displacement leading to and lead to the phenomenon of the pin-and-hole seat eye position deviation of processing.
Further, because piston is cylindrical shape, its cross section is circle, and traditional holder is such as with two pieces of symmetric design
Flat board de-clamping piston, in real work, can cause to clamp unstable phenomenon.And carry the holder of inclined plane, can be in eight
Font clamping piston to be processed is so that clamping effect more fastens.
Further, nylon rod can produce deformation, it is to avoid in clamping, contact, living between grip block and piston
Extruding trace is produced on the outer wall of plug or due to rigid contact it is difficult to fasten piston.
Further, all sheathed in the first guide through hole, the second guide through hole, the 3rd guide through hole, the 4th guide through hole
There is fairlead.Fairlead is preferably rubber sleeve.When so using drill bit, would not occur swinging larger, prevent further
The phenomenon of oval pin-and-hole seat eye.
Further, by promoting horizontal plate, enable in the guide range of horizontal plate pilot hole along lower mounting bar
Radially slide, thus realizing the adjustment of horizontal Board position.
Brief description
Fig. 1 is the topology example figure of the present invention.
Fig. 2 is guide locating device provided axonometric chart in the present invention.
Fig. 3 is guide locating device provided side structure schematic diagram in the present invention.
Fig. 4 is guide locating device provided structural representation under vertical view state in the present invention.
Specific embodiment
For further describing the present invention, with reference to embodiment, it is described further.
As Figure 1-4, the present embodiment includes double drill bit drilling machines, also includes guide locating device provided, guide locating device provided bag
Include the horizontal plate 2 on Drilling machines bench, bearing 3, on guide pad 4, lower mounting bar 5, flexible clamp assemblies.Bearing 3 perpendicular to
Horizontal plate 2 and being arranged on horizontal plate 2.Upper guide pad 4 is arranged in the homonymy of bearing 3 with lower mounting bar 5.The one of upper guide pad 4
End is connected with the upper end of bearing 3 side, and the other end of upper guide pad 4 is horizontal to stretch out.Lower mounting bar 5 is in order to install work
Plug, lower mounting bar 5 one end is connected with the lower end of bearing 3 side, and the other end of lower mounting bar 5 is horizontal to stretch out.Leading
First guide through hole 61, second guide through hole 62 of insertion from top to bottom are offered on block 4.Lower mounting bar 5 is provided with
Insertion from top to bottom with corresponding 3rd guide through hole 71 of the first guide through hole 61 and the second guide through hole 62 the corresponding 4th
Guide through hole 72.Flexible clamp assemblies include retractor device 81, holder.The telescopic end of retractor device 81 is connected with holder,
Holder is in order to clamp piston.
In order to ensure the accurate realization of jewel hole, one of two drill bits of present invention drill bit 11 and the first guide through hole 61,
3rd guide through hole 71 correspondence, another drill bit 12 and the second guide through hole 62, the 4th guide through hole 72.
The present invention is by penetrating two pin-and-holes of piston 100 to be processed to lower mounting bar 5, and ensures opening of piston
Mouthful end upward, top down.Thus being placed in piston to be processed in lower mounting bar 5, in order to improve the flat of arrangement further
Stability, can make piston 100 top of processing contact with horizontal plate 2.Adjust the position of piston 100 to be processed it is ensured that the 3rd
Guide through hole 71 is corresponding with the center of one of piston 100 to be processed pin-and-hole seat, the 4th guide through hole 72 with to be processed
The center of another pin-and-hole seat in piston 100 corresponds to.Now, start retractor device 81 so as to telescopic end elongation, drive clamping
Part elongation is until holder clamps the side of piston 100 to be processed.Start double drill bit drilling machines it is ensured that two drill bits are worn respectively
Cross the first guide through hole 61, the second guide through hole 62, respectively the top of two pin-and-hole seats of piston 100 to be processed is bored
Eye, after the completion of jewel hole, two drill bits are each passed through the 3rd guide through hole 71, the 4th guide through hole 72, then to piston to be processed
The bottom of 100 two pin-and-hole seats carries out jewel hole, completes jewel hole technique.
The present invention, by piston to be processed is placed in mounting bar 5 with by way of interting, plays the effect of convenient installation.
Due to open up on upper guide pad 4 first guide through hole 61, the second guide through hole 62, on lower mounting bar 5 on open up the 3rd and lead
To through hole 71, the 4th guide through hole 72, by the guide effect of guide through hole, facilitate the be aligned of drill bit, improve the accurate of processing
Degree, compared to existing technology, it is to avoid due to bit vibration, swing produced processing tilt, the appearance of oval pin-and-hole seat eye.
By the clamping action of flexible clamp assemblies, improve the piston to be processed stationarity in jewel hole, prevent from leading because of mechanical shock
Cause piston displacement and lead to process pin-and-hole seat eye position deviation phenomenon.
In some embodiments: holder includes the first grip block 821, the second grip block 822.First grip block 821,
Two grip blocks 822 are oppositely arranged on the both sides of lower mounting bar 5.Wherein, the first grip block 821, the opposite face of the second grip block 822
Have for inclined plane.
Because piston is cylindrical shape, its cross section is circle, and traditional holder is as gone with two pieces of flat boards of symmetric design
Clamp piston, in real work, can cause to clamp unstable phenomenon.And carry the holder of inclined plane, can in splayed folder
Hold piston to be processed so that clamping effect more fastens.
In some embodiments: nylon rod 83 or rubber bar are provided with inclined plane.
Nylon rod, plastic rod can produce certain deformation, it is to avoid in clamping, contact, living between grip block and piston
Extruding trace is produced on the outer wall of plug；Or due to rigid contact it is difficult to fasten piston.
In some embodiments: retractor device 81 is cylinder, is connected by female part 89 between cylinder and holder.First
Grip block 821, the second grip block 822 are connected on female part 89, and the tailpiece of the piston rod of cylinder is connected with guiding screw mandrel 84, guide wire
Bar 84 stretches out the sunk area of female part 89, guiding screw mandrel 84 is set in the first clamp nut (in figure does not indicate), the
Two clamp nuts (in figure does not indicate), the first clamp nut, the second clamp nut are located at the both sides of sunk area respectively.
By tightening the first clamp nut, the second clamp nut so that the first clamp nut, the second clamp nut are pressed respectively
The two sides of tight sunk area, thus realize guiding screw mandrel 84 be fastened on female part 89.The piston rod movement of cylinder drives and leads
Move to screw mandrel 84, guiding screw mandrel 84 motion drives female part 89 to move, female part 89 motion drive the first grip block 821, the
Two grip blocks 822 move.Using the connected mode of the present invention, on the basis of meeting being detachably connected of holder and cylinder,
Enable the elaboration that holder is combined with cylinder.
In some embodiments: guide rail 9 is additionally provided with horizontal plate 2, slided with guide rail 9 and join in the end of female part 89
Close.The setting of guide rail 9, can meet the concordance of each movement locus of female part 89, guard against deviations.
In some embodiments: lead in the first guide through hole 61, the second guide through hole 62, the 3rd guide through hole the 71, the 4th
All it is arranged with fairlead 10 in through hole 72.Fairlead 10 is preferably rubber sleeve.When so using drill bit, would not occur swinging
Larger, prevent the phenomenon of oval pin-and-hole seat eye further.
In some embodiments: the upper and lower ends of bearing 3 side offer upper installing hole, lower installing hole respectively.Upper guiding
The end of the one end being connected with bearing 3 side in block 4 is provided with upper screw rod 101, is connected with bearing 3 side in lower mounting bar 5
The end of one end is provided with lower screw rod 102.Upper screw rod 101 stretches out upper installing hole, and is arranged with the first spiral shell on upper screw rod 101
Female 103, upper second nut 104.Upper first nut 103, upper second nut 104 are located at the both sides of upper installing hole respectively.Lower screw rod
102 stretch out lower installing hole, and are arranged with lower first nut 105, lower second nut 106 on lower screw rod 102.Lower first nut
105th, lower second nut 106 is located at the both sides of lower installing hole respectively.
Upper first nut 103 of the present invention, the upper screw rod 101 of upper second nut 104 cooperation are used to fasten guide pad 4,
Lower first nut 105, the lower screw rod 102 of lower second nut 106 cooperation are used to fasten lower mounting bar 5.Due to the present invention first
Nut, the upper screw rod 101 of upper second nut 104 cooperation and lower first nut 105, lower second nut 106 coordinate the work of lower screw rod 102
Identical with, principle, the first nut that the present invention is directed to, the upper screw rod 101 of upper second nut 104 cooperation are introduced.
The present invention is by tightening upper first nut 103, upper second nut 104 so that upper first nut 103, upper second spiral shell
Female 104 both sides being pressed on upper installing hole, increase the friction effect between upper first nut 103, upper second nut 104 and bearing 3
Really, thus by upper guide pad 4 Quick fastening on bearing 3.
In some embodiments: the bottom of horizontal plate 2 is provided with substrate 107.Horizontal plate 2 is provided with from top to bottom
The horizontal plate pilot hole 109 running through, the guide direction of horizontal plate pilot hole 109 is radial parallel with lower mounting bar 5.In substrate 107
On be provided with screw thread slotted eye, the screw rod end of bolt 108 stretches in screw thread slotted eye through horizontal plate pilot hole 109.
By tighten bolt 108 so that bolt 108 head level of compression plate pilot hole 109 two ends, realize horizontal plate
Fastening between 2 and substrate 107.By unscrewing bolt 108 so that the head of bolt 108 departs from the two of horizontal plate pilot hole 109
End, realizes the relative motion between horizontal plate 2 energy and substrate 107.By promoting horizontal plate 2, enable in horizontal plate pilot hole
Radially sliding along lower mounting bar 5 in 109 guide range, thus realize the adjustment of horizontal plate 2 position.
In some embodiments: horizontal plate pilot hole 109 is kidney-shaped counterbore.The head that counterbore can meet bolt 108 is abundant
Embedment is wherein.
These are only the preferred embodiment of the invention, not in order to limit the invention, all in the present invention
Any modification, equivalent and improvement made within the spirit created and principle etc., should be included in the guarantor of the invention
Within the scope of shield.
Claims (9)
1. a kind of piston-pin boss eye processing unit (plant), including double drill bit drilling machines it is characterised in that: also include being arranged on described drilling machine
Horizontal plate on workbench, bearing, upper guide pad, lower mounting bar, flexible clamp assemblies；Described bearing is perpendicular to described horizontal plate
And be arranged on described horizontal plate；Described upper guide pad is arranged in the homonymy of described bearing with described lower mounting bar；Lead on described
It is connected to one end of block with the upper end of described bearing side, the other end of described upper guide pad is horizontal to stretch out；Described
Lower mounting bar is connected with the lower end of described bearing side in order to install piston, its one end, and the other end of described lower mounting bar is in water
Flat-shaped stretch out；First guide through hole, second guide through hole of insertion from top to bottom are offered on described guiding；Described
Threeth guide through hole corresponding with described first guide through hole and described second of insertion from top to bottom is provided with lower mounting bar
Corresponding 4th guide through hole of guide through hole；Described flexible clamp assemblies include retractor device, holder；Described retractor device
Telescopic end is connected with described holder, and described holder is in order to clamp piston.
2. a kind of piston-pin boss eye processing unit (plant) according to claim 1 it is characterised in that: described holder includes
One grip block, the second grip block；Described first grip block, the second grip block are oppositely arranged on the both sides of described lower mounting bar；Its
In, described first grip block, the relative mask of the second grip block are inclined plane.
3. a kind of piston-pin boss eye processing unit (plant) according to claim 2 it is characterised in that: in described inclined plane arrange
There is nylon rod.
4. a kind of piston-pin boss eye processing unit (plant) according to claim 1 it is characterised in that: described retractor device be gas
Cylinder, is connected by female part between described cylinder and described holder；Described first grip block, the second grip block are connected to described
On female part, the tailpiece of the piston rod of cylinder is connected with guiding screw mandrel, and described guiding screw mandrel stretches out the sunk area of described female part,
First clamp nut, the second clamp nut are set on described guiding screw mandrel, described first clamp nut, the second clamp nut divide
It is the both sides positioned at described sunk area.
5. a kind of piston-pin boss eye processing unit (plant) according to claim 4 it is characterised in that: on described horizontal plate also
It is provided with guide rail, the end of described female part and described slide cooperation.
6. a kind of piston-pin boss eye processing unit (plant) according to claim 1 it is characterised in that: logical in the described first guiding
Hole, the second guide through hole, the 3rd guide through hole, all it is arranged with fairlead in the 4th guide through hole.
7. a kind of piston-pin boss eye processing unit (plant) according to claim 1 it is characterised in that: described bearing side upper
Lower two ends offer upper installing hole, lower installing hole respectively；The end of the one end being connected with described bearing side in described upper guide pad
Portion is provided with screw rod, and the end of the one end being connected with described bearing side in described lower mounting bar is provided with lower screw rod；Described
Upper screw rod stretches out described upper installing hole, and be arranged with screw rod on described first nut, on the second nut；Described upper first
Nut, upper second nut are located at the both sides of described upper installing hole respectively；Described lower screw rod stretches out described lower installing hole, and described
First nut, lower second nut are arranged with down on lower screw rod；Described lower first nut, lower second nut are located at described lower peace respectively
The both sides in dress hole.
8. a kind of piston-pin boss eye processing unit (plant) according to claim 1 it is characterised in that: at the bottom of described horizontal plate
Portion is provided with substrate；It is provided with the horizontal plate pilot hole running through from top to bottom, described horizontal plate pilot hole in described horizontal plate
Guide direction radial parallel with described lower mounting bar；It is provided with screw thread slotted eye on the substrate, the screw rod end of bolt passes through
Described horizontal plate pilot hole stretches in described screw thread slotted eye.
9. a kind of piston-pin boss eye processing unit (plant) according to claim 8 it is characterised in that: described horizontal plate pilot hole
For kidney-shaped counterbore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610965681.4A CN106346038B (en) | 2016-10-28 | 2016-10-28 | A kind of piston-pin boss eye processing unit (plant) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610965681.4A CN106346038B (en) | 2016-10-28 | 2016-10-28 | A kind of piston-pin boss eye processing unit (plant) |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106346038A true CN106346038A (en) | 2017-01-25 |
| CN106346038B CN106346038B (en) | 2018-08-17 |
Family
ID=57863925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610965681.4A Active CN106346038B (en) | 2016-10-28 | 2016-10-28 | A kind of piston-pin boss eye processing unit (plant) |
Country Status (1)
| Country | Link |
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| CN (1) | CN106346038B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06190655A (en) * | 1992-12-25 | 1994-07-12 | Honda Motor Co Ltd | Positioning device for pressing-in of piston pin |
| JP2000317743A (en) * | 1999-05-07 | 2000-11-21 | Honda Motor Co Ltd | Piston pin clip fitting-in device |
| KR100730783B1 (en) * | 2006-08-29 | 2007-06-20 | 동양피스톤 주식회사 | Finishing machine for pinhole of piston |
| CN201931293U (en) * | 2010-12-24 | 2011-08-17 | 湖南江滨机器（集团）有限责任公司 | Clamp for processing piston |
| CN202701439U (en) * | 2012-08-12 | 2013-01-30 | 宁波恒力汽配轴承有限公司 | Double-drill-head digital controlled drill |
| CN103949690A (en) * | 2014-04-14 | 2014-07-30 | 宁波狮球通风机电有限公司 | Housing drill |
| CN204524781U (en) * | 2015-03-10 | 2015-08-05 | 重庆奥秘活塞有限公司 | A kind of piston in combination machining tool |
| CN105436552A (en) * | 2015-12-16 | 2016-03-30 | 宁国市嘉翔机械有限公司 | Drilling device for U-shaped connector |
| US20160199952A1 (en) * | 2012-09-18 | 2016-07-14 | Federal-Mogul Corporation | Steel piston with counter-bore design |
| CN205496976U (en) * | 2016-04-21 | 2016-08-24 | 瑞安市永飞摩擦材料有限公司 | Compound processing equipment of piston body |
-
2016
- 2016-10-28 CN CN201610965681.4A patent/CN106346038B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06190655A (en) * | 1992-12-25 | 1994-07-12 | Honda Motor Co Ltd | Positioning device for pressing-in of piston pin |
| JP2000317743A (en) * | 1999-05-07 | 2000-11-21 | Honda Motor Co Ltd | Piston pin clip fitting-in device |
| KR100730783B1 (en) * | 2006-08-29 | 2007-06-20 | 동양피스톤 주식회사 | Finishing machine for pinhole of piston |
| CN201931293U (en) * | 2010-12-24 | 2011-08-17 | 湖南江滨机器（集团）有限责任公司 | Clamp for processing piston |
| CN202701439U (en) * | 2012-08-12 | 2013-01-30 | 宁波恒力汽配轴承有限公司 | Double-drill-head digital controlled drill |
| US20160199952A1 (en) * | 2012-09-18 | 2016-07-14 | Federal-Mogul Corporation | Steel piston with counter-bore design |
| CN103949690A (en) * | 2014-04-14 | 2014-07-30 | 宁波狮球通风机电有限公司 | Housing drill |
| CN204524781U (en) * | 2015-03-10 | 2015-08-05 | 重庆奥秘活塞有限公司 | A kind of piston in combination machining tool |
| CN105436552A (en) * | 2015-12-16 | 2016-03-30 | 宁国市嘉翔机械有限公司 | Drilling device for U-shaped connector |
| CN205496976U (en) * | 2016-04-21 | 2016-08-24 | 瑞安市永飞摩擦材料有限公司 | Compound processing equipment of piston body |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106346038B (en) | 2018-08-17 |
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