CN104647079B - Processing method of pin hole of connecting rod bolt of air compressor - Google Patents
Processing method of pin hole of connecting rod bolt of air compressor Download PDFInfo
- Publication number
- CN104647079B CN104647079B CN201410263133.8A CN201410263133A CN104647079B CN 104647079 B CN104647079 B CN 104647079B CN 201410263133 A CN201410263133 A CN 201410263133A CN 104647079 B CN104647079 B CN 104647079B
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- China
- Prior art keywords
- connecting rod
- rod
- air compressor
- nut
- compressor machine
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Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compressor (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a processing method of a pin hole of a connecting rod bolt of an air compressor, and belongs to the technical field of workpiece clamps. A drilling clamp for the opening pin hole of the connecting rod bolt of the air compressor is used in the method. The method comprises the steps of A, mounting a workpiece; B, mounting the clamp on the workpiece; C, fixedly connecting the clamp; D, fixing the clamp on a workbench of a drilling machine, adjusting to be horizontal, and then drilling the opening pin hole in the connecting rod bolt at one end of a connecting rod of the air compressor through a drill bit; E, releasing fastening screws on supporting feet, and rotating adjusting nuts to enable the supporting feet to be separated from the workbench of the drilling machine; F, rotating the supporting frame in 180 degrees, and repeating step D to finish the processing of the opening pin hole of the connecting rod bolt at the other end; G, moving out the connecting rod of the air compressor to finish the processing of the opening pin hole of the connecting rod bolt of the air compressor. With the adoption of the method, the problem of difficult processing of the opening pin hole of the connecting rod bolt of the air compressor can be solved.
Description
Technical field
The present invention relates to technical field of tooling clamps, especially a kind of processing method of air compressor machine connecting-rod bolts pin-and-hole.
Background technology
Connecting rod is the important parts of piston type air compressor, is the connector between piston and bent axle, and during work, connecting rod is in reciprocal
Plus the compound motion waving.Air compressor machine connecting rod as shown in Figure 4 includes gonnecting rod body 15, and gonnecting rod body 15 side offers one and erects
Directly split groove c, its upper and lower ends respectively installs the connecting-rod bolts 14 that for clamping split groove c consistent with gonnecting rod body 15 direction, this
Offer on gonnecting rod body 15 between two connecting-rod bolts 14 and hold 13 bearings being connected with bent axle by having the rod shaft splitting groove
Hole a, offers, in the opposite side of gonnecting rod body 15, the dead eye b being connected by copper sheathing bearing 16 with piston rod；In connecting-rod bolts 14
One end is all set with connecting rod nut 12, offers cotter-pin hold 11 on the connecting-rod bolts 14 in connecting rod nut 12 outside.Due to
It is clearance fit that dead eye, rod shaft hold with bent axle, and the pretightning force of its connecting rod nut is excessive or excessively loose, can produce rod shaft and hold 13
Loosen or deformation clamping stagnation, cause bearing damage, therefore connecting rod nut can only be tightened with the moment of 140 to 180 Newton meters, tightens
Connecting rod nut afterwards is positioned with the split pin in insertion opening pin-and-hole and fastens, to prevent connecting rod nut in the mistake of link motion
Loosen in journey or come off, cause the damage of air compressor machine, so the processing of air compressor machine connecting-rod bolts cotter-pin hold is even more important, it will
Air compressor machine connecting rod just can be carried out after the completion of assembling connecting-rod bolts and connecting rod nut.Existing processing method, is to have assembled
The air compressor machine connecting rod becoming is placed on processing on drilling machine, can produce: 1, the perpendicularity between connecting rod nut open slot and linkage plane is difficult
Levelling；2nd, when the air compressor machine connecting rod having debugged perpendicularity puts compression boring on the table, easily connecting rod nut is damaged；'s
Problem.
Content of the invention
The technical problem to be solved is to provide a kind of processing method of air compressor machine connecting-rod bolts pin-and-hole, this side
Method can solve the unmanageable problem of air compressor machine connecting-rod bolts cotter-pin hold.
In order to solve the above problems, the technical solution adopted in the present invention is: air compressor machine connecting rod includes gonnecting rod body, described
The upper and lower ends of gonnecting rod body respectively install connecting-rod bolts consistent with described gonnecting rod body direction, between this 2 connecting-rod bolts
First axle bearing bore is offered on described gonnecting rod body, offers second bearing hole in the opposite side of described gonnecting rod body；Described connecting rod spiral shell
Bolt one end is all set with connecting rod nut, and the connecting-rod bolts outside described connecting rod nut offer cotter-pin hold；
Using a kind of air compressor machine connecting-rod bolts cotter-pin hold drill jig, this fixture has a working plate, and described work is put down
On plate, one end is provided with workpiece nut locating piece and the first workpiece locating dowel, and on described working plate, the other end is provided with second workpiece and determines
Position post, crimps one support-frame, has a cross bar offering axis hole in the middle part of support frame as described above under described working plate, described
Support bottom is provided with 4 support feets all adjusting its height by adjusting nut, and described cross bar bottom is worn by described axis hole
It is inserted with vertical shaft；
Described support feet includes the cylindrical portion being fixed on support frame as described above bottom, is fitted with leg in described cylindrical portion
Portion, described foot section bottom is provided with and support feet direction identical trip bolt, and described adjusting nut passes through described foot section
Upper end is abutted against with the lower end of described cylindrical portion；
Operating procedure includes:
A, described connecting rod nut is sleeved on described connecting-rod bolts and is tightened with the moment of 180 Newton meters；
B, the dead eye of described air compressor machine connecting rod and dead eye are set on described working plate simultaneously described in
In first workpiece locating dowel and described second workpiece locating dowel, and make described connecting rod nut outer wall and described nut locating piece inwall
Abut against；
C, the described attachment screw rotating on described working plate make working plate be fixedly connected with support frame as described above；
Support frame as described above is fixed on the workbench of drilling machine for d, the described trip bolt rotating in described support feet, rotation
Described adjusting nut, described working plate is adjusted to after level, using the connecting-rod bolts in described air compressor machine connecting rod one end for the drill bit
On carry out cotter-pin hold drilling processing；
E, the described trip bolt unclamping in described support feet, then rotate described adjusting nut, make support feet and drilling machine
Workbench separates；
F, by support frame as described above rotate 180 degree after, repeat step d complete the connecting-rod bolts cotter-pin hold of the other end plus
Work；
G, the described air compressor machine connecting rod of taking-up complete the processing of this air compressor machine connecting-rod bolts cotter-pin hold.
Due to employing technique scheme, the present invention compared with prior art has the advantages that
1st, due to workpiece nut locating piece, the first workpiece locating dowel and second workpiece locating dowel being provided with working plate simultaneously
And working plate can adjust level by the support feet of its lower bracing frame, only need to tighten connecting rod nut by dynamics requirement, just energy side
Just centering connecting rod nut open slot direction, convenient and reliable, high precision.
2nd, because the cross bar bottom of bracing frame is interspersed with vertical shaft by axis hole, after processing the cotter-pin hold of side, can
Bracing frame is rotated 180 degree together with working plate by Drilling machines bench, the cotter-pin hold of processing opposite side obtains final product, and is not required to up and down
Move air compressor machine connecting rod, alleviate labor intensity, improve work efficiency.
Brief description
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the top view of Fig. 1.
Fig. 4 is the structural representation of connecting rod of the present invention.
Fig. 5 is the schematic diagram of connecting rod clamping of the present invention.
Specific embodiment
The invention will be further described for embodiment below in conjunction with the accompanying drawings:
Air compressor machine connecting rod shown in Fig. 4 includes gonnecting rod body 15, and the upper and lower ends of gonnecting rod body 15 respectively install one and connecting rod
The consistent connecting-rod bolts in body 15 direction 14, the gonnecting rod body 15 between this 2 connecting-rod bolts 14 offer and hold 13 by rod shaft
First axle bearing bore a that is connected with bent axle, is offered in the opposite side of gonnecting rod body 15 and is connected with piston rod by copper sheathing bearing 16
Second bearing hole b；All it is set with connecting rod nut 12 2 connecting-rod bolts 14 one end, near the connecting rod spiral shell in connecting rod nut 12 outside
Cotter-pin hold 11 is offered on bolt 14；
Air compressor machine connecting-rod bolts cotter-pin hold drill jig shown in Fig. 1, Fig. 2, Fig. 3, Fig. 5, has a working plate 2, work
Make one end on flat board 2 and be respectively equipped with workpiece nut locating piece 8 corresponding to connecting-rod bolts 14 and nut 12, be interspersed in connecting rod first
The first workpiece locating dowel 1 that its outer wall in dead eye a is abutted against with connecting rod first axle bearing bore a inwall, another on working plate 2
End is provided with the second workpiece that its outer wall being interspersed in connecting rod second bearing hole b is abutted against with connecting rod second bearing hole b inwall
Locating dowel 3, working plate 2 passes through 4 attachment screws 7 and crimps a bracing frame 6, has one and offer axis hole in the middle part of bracing frame 6
Cross bar 6-1, bracing frame 6 bottom is provided with 4 support feets 4 adjusting its height by adjusting nut 4-3, and support feet 4 includes
It is fixed on cylindrical portion 4-1 of bracing frame 6 bottom, in cylindrical portion, is fitted with foot section 4-2, adjusting nut 4-3 passes through foot section 4-2
Upper end is abutted against with the lower end of cylindrical portion 4-1, and foot section 4-2 lower end is provided with the fastening spiral shell being fixedly connected with Drilling machines bench
Nail 4-4；Cross bar 6-1 bottom is interspersed with vertical shaft 5 by axis hole；
Operating procedure includes:
A, connecting rod nut 12 is sleeved on connecting-rod bolts 14 and is tightened with the moment of 180 Newton meters；
B, simultaneously first axle bearing bore a of air compressor machine connecting rod and second bearing hole b being set on working plate 2
In one workpiece locating dowel 1 and second workpiece locating dowel 3, and connecting rod nut 12 outer wall is made to abut against with nut locating piece 8 inwall；
Attachment screw 7 on c, rotary work flat board 2 makes working plate 2 be fixedly connected with bracing frame 6；
Bracing frame 6 is fixed on the workbench of drilling machine trip bolt 4-4 in d, rotation support feet 4, and rotation adjusts spiral shell
Female 4-3, working plate 2 is adjusted to after level, carries out split pin using drill bit on the connecting-rod bolts 14 of air compressor machine connecting rod one end
The drilling processing in hole；
E, the trip bolt 4-4 unclamping in support feet 4, then rotating adjusting nut 4-3, make the work of support feet 4 and drilling machine
Platform separates；
F, bracing frame 6 is rotated after 180 degree, repeat step d completes the processing of the connecting-rod bolts cotter-pin hold of the other end；
G, taking-up air compressor machine connecting rod complete the processing of this air compressor machine connecting-rod bolts cotter-pin hold.
Claims (1)
1. a kind of processing method of air compressor machine connecting-rod bolts pin-and-hole it is characterised in that: air compressor machine connecting rod includes gonnecting rod body (15),
The upper and lower ends of described gonnecting rod body (15) respectively install connecting-rod bolts (14) consistent with described gonnecting rod body (15) direction, and this 2
First axle bearing bore (a) is offered on described gonnecting rod body (15) between individual connecting-rod bolts (14), another in described gonnecting rod body (15)
Side offers second bearing hole (b)；Described connecting-rod bolts (14) one end is all set with connecting rod nut (12), described connecting rod nut
(12) offer cotter-pin hold (11) on the connecting-rod bolts (14) outside；
Using a kind of air compressor machine connecting-rod bolts cotter-pin hold drill jig, this fixture has a working plate (2), described working plate
(2) upper one end is provided with workpiece nut locating piece (8) and the first workpiece locating dowel (1), and the upper other end of described working plate (2) is provided with
Second workpiece locating dowel (3), crimps a bracing frame (6) under described working plate (2), support frame as described above has out in the middle part of (6)
It is provided with the cross bar (6-1) of axis hole, support frame as described above (6) bottom is provided with 4 and all adjusts its height by adjusting nut (4-3)
Support feet (4), described cross bar (6-1) bottom is interspersed with vertical shaft (5) by described axis hole；
Described support feet (4) includes the cylindrical portion (4-1) being fixed on support frame as described above (6) bottom, plug-in mounting in described cylindrical portion
There is foot section (4-2), described foot section (4-2) bottom is provided with and support feet (4) direction identical trip bolt (4-4), institute
State adjusting nut (4-3) to abut against through described foot section (4-2) upper end with the lower end of described cylindrical portion (4-1)；
Operating procedure includes:
A, that described connecting rod nut (12) is sleeved on described connecting-rod bolts (14) is upper and tightened with the moment of 180 Newton meters；
B, first axle bearing bore (a) of described air compressor machine connecting rod and second bearing hole (b) are set in described work simultaneously and put down
In described first workpiece locating dowel (1) and described second workpiece locating dowel (3) on plate (2), and make described connecting rod nut (12)
Outer wall is abutted against with described nut locating piece (8) inwall；
C, the attachment screw (7) rotating on described working plate (2) make working plate (2) be fixedly connected with support frame as described above (6)；
Support frame as described above (6) is fixed on the workbench of drilling machine by d, the described trip bolt (4-4) rotating in described support feet (4)
On, rotate described adjusting nut (4-3), described working plate (2) is adjusted to after level, using drill bit in described air compressor machine connecting rod
The drilling processing of cotter-pin hold is carried out on the connecting-rod bolts (14) of one end；
E, the described trip bolt (4-4) unclamping in described support feet (4), then rotate described adjusting nut (4-3), make support feet
(4) separate with the workbench of drilling machine；
F, by support frame as described above (6) rotate 180 degree after, repeat step d completes the processing of the connecting-rod bolts cotter-pin hold of the other end；
G, the described air compressor machine connecting rod of taking-up complete the processing of this air compressor machine connecting-rod bolts cotter-pin hold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410263133.8A CN104647079B (en) | 2014-06-14 | 2014-06-14 | Processing method of pin hole of connecting rod bolt of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410263133.8A CN104647079B (en) | 2014-06-14 | 2014-06-14 | Processing method of pin hole of connecting rod bolt of air compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104647079A CN104647079A (en) | 2015-05-27 |
| CN104647079B true CN104647079B (en) | 2017-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410263133.8A Active CN104647079B (en) | 2014-06-14 | 2014-06-14 | Processing method of pin hole of connecting rod bolt of air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104647079B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105458344B (en) * | 2015-12-05 | 2017-09-15 | 重庆市成吉思机械制造有限公司 | A kind of connecting rod positions drill jig |
| CN108222835A (en) * | 2017-11-20 | 2018-06-29 | 国网山东省电力公司乳山市供电公司 | A kind of Portable small-bore underground boring mole |
| CN111112682B (en) * | 2019-12-30 | 2020-12-08 | 绍兴市佳达机械制造有限公司 | Air compressor machine connecting rod oilhole processing equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4040763A (en) * | 1975-10-28 | 1977-08-09 | Gerhard Assenmacher | Method and fixture for reaming piston pin bushings in connecting rods |
| FI834733A (en) * | 1983-12-22 | 1985-06-23 | Jan Siwik | ANORDNING FOER ATT BEARBETA ETT VEVSTAKSHALVFABRIKAT. |
| CN201313255Y (en) * | 2008-10-09 | 2009-09-23 | 潍坊潍柴零部件机械有限公司 | Fixture used for processing bevel at small end of connecting rod |
| CN201313260Y (en) * | 2008-10-27 | 2009-09-23 | 潍坊潍柴零部件机械有限公司 | Fixture used for drilling holes on small end of connecting rod |
| CN102672485A (en) * | 2012-04-28 | 2012-09-19 | 苏州市邓尉喷胶棉厂 | Fixture for machining connecting rod hole |
| CN102896528A (en) * | 2011-07-29 | 2013-01-30 | 苏州日和缝制设备有限公司 | Special fixture for hole machining of link pin |
| CN203599900U (en) * | 2013-10-29 | 2014-05-21 | 溧阳市盛杰机械有限公司 | Boring tool for excavator connecting rod |
-
2014
- 2014-06-14 CN CN201410263133.8A patent/CN104647079B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4040763A (en) * | 1975-10-28 | 1977-08-09 | Gerhard Assenmacher | Method and fixture for reaming piston pin bushings in connecting rods |
| FI834733A (en) * | 1983-12-22 | 1985-06-23 | Jan Siwik | ANORDNING FOER ATT BEARBETA ETT VEVSTAKSHALVFABRIKAT. |
| CN201313255Y (en) * | 2008-10-09 | 2009-09-23 | 潍坊潍柴零部件机械有限公司 | Fixture used for processing bevel at small end of connecting rod |
| CN201313260Y (en) * | 2008-10-27 | 2009-09-23 | 潍坊潍柴零部件机械有限公司 | Fixture used for drilling holes on small end of connecting rod |
| CN102896528A (en) * | 2011-07-29 | 2013-01-30 | 苏州日和缝制设备有限公司 | Special fixture for hole machining of link pin |
| CN102672485A (en) * | 2012-04-28 | 2012-09-19 | 苏州市邓尉喷胶棉厂 | Fixture for machining connecting rod hole |
| CN203599900U (en) * | 2013-10-29 | 2014-05-21 | 溧阳市盛杰机械有限公司 | Boring tool for excavator connecting rod |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104647079A (en) | 2015-05-27 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20180914 Address after: 225300 28 Port Street, Chai Hui Jie, port area, Taizhou, Jiangsu Patentee after: Wei Deying Address before: 545000 5 pan new road, high tech Zone, Pangu Industrial Park, Liuzhou, the Guangxi Zhuang Autonomous Region Patentee before: Liuzhou Anlong Machinery Equipment Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191011 Address after: 215000 No.38, Beijing Road, Yangzijiang International Chemical Industrial Park, Suzhou, Jiangsu Province Patentee after: Zhangjiagang Yingde Gas Co., Ltd. Address before: 225300 28 Port Street, Chai Hui Jie, port area, Taizhou, Jiangsu Patentee before: Wei De Ying |
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| TR01 | Transfer of patent right |