CN201316920Y - Drill crank shaft flange eccentric hole clamp - Google Patents
Drill crank shaft flange eccentric hole clamp Download PDFInfo
- Publication number
- CN201316920Y CN201316920Y CNU2008202245094U CN200820224509U CN201316920Y CN 201316920 Y CN201316920 Y CN 201316920Y CN U2008202245094 U CNU2008202245094 U CN U2008202245094U CN 200820224509 U CN200820224509 U CN 200820224509U CN 201316920 Y CN201316920 Y CN 201316920Y
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- CN
- China
- Prior art keywords
- tailstock
- clamp body
- headstock
- piston rod
- flange
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a drill crank shaft flange eccentric hole clamp, which comprises a clamp body, a locating post, a headstock mechanism and a tailstock mechanism. A headstock oil cylinder in the headstock mechanism is fixed on a fixed support holder through a bolt and a locating pin, the fixed support holder is fixed on the clamp body, a guide sleeve is arranged on the headstock oil cylinder, one end of a piston rod is provided with a piston, the other end of the piston rod passes through the guide sleeve and is mounted in a hole arranged on the headstock oil cylinder, a conic portion at the front end of the piston rod is jacked up into a central hole at a big end of a crank shaft, a finial guide sleeve in the tailstock mechanism is arranged on a tail holder, the tail holder connected through keys is mounted on a backing board, the backing board connected through axial keys is disposed on the clamp body, one end of a tail holder piston rod is provided with a piston, the other end is mounted in a hole arranged on the tail holder through a fixed flange, a connecting flange and the finial guide sleeve, and a conic portion at the front end is jacked up into a central hole at a small end of the crank shaft. The utility model is reasonable in structure, convenient in assembly, low in manufacturing costs, good in commonality, high in oil hole drilling efficiency and applicable to processing of various crank shaft flange eccentric holes.
Description
Technical field
The utility model relates to a kind of anchor clamps, specifically a kind of crankshaft flange eccentric hole clamp for drill.
Background technology
We know, at present, need to bore eccentric locating hole on the end face of flange of crankshaft two end, and generally in the majority at large end face, small end is less.Boring generally all is chosen on the radial drill, utilizes the trunnion of the cover clamp bent axle vertical with drill bit, and with a cover drill jig, the big end column part of clamping, every clamping once need the location once again.And, just need a sleeve clamp to different bent axles.Wide in variety because of bent axle, the anchor clamps that manufacture and design are also many, cause frock cost height, production cycle long, operate time-consuming.Particularly use above-mentioned boring grab, locate time-consumingly, clamping is frequent, labour intensity is big, and versatility is poor, and the clamping position easily forms scar, causes Part Surface Roughness poor, and working (machining) efficiency is low.
Summary of the invention
Technical problem to be solved in the utility model is to overcome above-mentioned the deficiencies in the prior art, provides a kind of rational in infrastructure, easy to assembly, low cost of manufacture, guarantee crudy, the drilling efficiency height is suitable for the crankshaft flange eccentric hole clamp for drill that various types of crankshaft flange eccentric holes are processed.
The technical scheme in the invention for solving the above technical problem is: a kind of crankshaft flange eccentric hole clamp for drill, it comprises clamp body, reference column, headstock mechanism, tailstock mechanism, clamp body is installed on the horizontal drilling machine, it is characterized in that: described headstock mechanism is provided with fairlead, headstock oil cylinder, piston rod, piston, bolt, alignment pin, adjusting pad, hold-down support, drill bushing, headstock oil cylinder one side links to each other with adjusting pad, be fixed on the hold-down support with bolt and alignment pin, drill bushing also is installed on the hold-down support, be used for the boring guiding, hold-down support is fixed on the clamp body, fairlead is installed on the headstock oil cylinder, piston rod one end is installed piston, the other end passes fairlead and is installed in the set hole of headstock oil cylinder, and piston rod front end tapering heads into the crankshaft big end centre bore, can move back and forth by hydraulic oil apply piston bar; Described tailstock mechanism comprises top fairlead, tailstock, the tailstock piston rod, the tailstock piston, adpting flange, mounting flange, oil cylinder, key, clamp body, backing plate, top fairlead is installed on the tailstock, adpting flange is connected and fixed flange and is fixedly mounted on the oil cylinder, mounting flange is installed on the tailstock again, tailstock is mounted on the backing plate with key, backing plate is mounted on the clamp body with axial bond, tailstock piston rod one end is installed piston, the other end passes through mounting flange, adpting flange and top fairlead are installed in the set hole of tailstock, the front end tapering heads into bent axle small end centre bore, can move back and forth by hydraulic oil effect tailstock piston rod, a whole set of anchor clamps are installed on the horizontal drilling machine.
The said clamp body of the utility model is provided with T-slot, and the reference column bottom is removable to be installed on the clamp body, compresses with nut, and the upper surface is positioned the connecting rod neck, circumferentially rotates as the restriction bent axle.
The said clamp body of the utility model is provided with keyway, and clamp body is connected with axial bond by keyway with backing plate, the axial bond located lateral.
The said clamp body of the utility model is provided with T-slot, and backing plate can move axially along T-slot, moves to desired location, is fixed with screw and nut.
Adjusting pad in the said headstock of the utility model mechanism is provided with and alignment pin, bolt corresponding opening elongate slots, is convenient to install change.Alignment pin is to play the role of positioning.
The said tailstock of the utility model is provided with an elongated hole, adjusts tailstock by elongated hole and laterally moves.In-oil cylinder piston rod of the headstock and tailstock piston rod and bent axle are remained on the same axis.
The utility model adopts above-mentioned headstock mechanism, tailstock mechanism, and it is changed adjusting pad and adjust the tailstock lateral separation according to different eccentric orfice distances, determines the drilling hole transverse position.According to different bent axle axial dimensions, adjust tailstock mechanism along the clamp body T-slot, determine axial location.Against existing technologies, the utility model is rational in infrastructure, and is easy to assembly, low cost of manufacture, and highly versatile, crudy is good, and the efficient height has shortened the manufacturing cycle greatly, is a kind of desirable boring grab, is applicable to various crankshaft flange end face eccentric orfice processing.
Description of drawings
The utility model will be further described below in conjunction with accompanying drawing.
Fig. 1 is the assembly structure schematic diagram of the utility model and bent axle.
Fig. 2 is that the A of headstock mechanism among Fig. 1 is to schematic diagram.
Fig. 3 is that the B of tailstock mechanism among Fig. 1 is to schematic diagram.
Among the figure 1, headstock oil cylinder, 2, piston, 3, bolt, 4, piston rod, 5, fairlead, 6, top fairlead, 7, the tailstock piston rod, 8, link flange, 9, mounting flange, 10, oil cylinder, 11 tailstock pistons, 12, tailstock, 13, key, 14, backing plate, 15, clamp body, 16, reference column, 17, alignment pin, 18, hold-down support, 19, drill bushing, 20, adjusting pad, 21, axial bond, 22, screw, 23, nut.
The specific embodiment
From Fig. 1, Fig. 2 as can be seen, a kind of crankshaft flange eccentric hole clamp for drill, it comprises clamp body 16, reference column 17, headstock mechanism, tailstock mechanism, clamp body 16 is installed on the horizontal drilling machine.
The headstock described in the utility model mechanism is provided with fairlead 5, headstock oil cylinder 1, piston rod 4, piston 2, bolt 3, alignment pin 17, adjusting pad 20, hold-down support 18, drill bushing 19.Headstock oil cylinder 1 one sides link to each other with adjusting pad 20, are fixed on the hold-down support 18 with bolt 3 and alignment pin 17.Drill bushing 19 also is installed on the hold-down support 18, is used for the boring guiding.Hold-down support 18 is fixed on the clamp body 15.Fairlead 5 is installed on the headstock oil cylinder 1.Piston rod 4 one ends are installed piston 4, and the other end passes fairlead 5, is installed in the headstock oil cylinder 1 set hole, and the front end tapering heads into the crankshaft big end centre bore, can move back and forth by hydraulic oil apply piston bar 5.
From Fig. 1, Fig. 3 as can be seen, tailstock described in the utility model mechanism comprises top fairlead 5, tailstock 12, tailstock piston rod 7, tailstock piston 11, adpting flange 8, mounting flange 9, oil cylinder 10, key 13, clamp body 15, backing plate 14, and top fairlead 6 is installed on the tailstock 12.Adpting flange 8 is connected and fixed flange 9 and is fixedly mounted on the oil cylinder 10, and mounting flange 8 is installed in again on the tailstock 12, and tailstock 12 usefulness keys 13 are mounted on the backing plate 14, and backing plate 14 usefulness axial bonds 21 are mounted on the clamp body 15.Tailstock piston rod 7 one end mounted tailstock pistons 11, the other end is installed in the tailstock 12 set holes by mounting flange 9, adpting flange 8 and top fairlead 6, the front end tapering heads into bent axle small end centre bore, can move back and forth by hydraulic oil effect tailstock piston rod 11.
The a whole set of anchor clamps of the utility model are installed on the horizontal drilling machine.
The said clamp body 15 of the utility model is provided with keyway, and clamp body 15 is connected with axial bond 21 by keyway with backing plate 14, and axial bond 21 can be made located lateral.
The said clamp body 15 of the utility model is provided with T-slot, and backing plate 14 can move axially along T-slot, moves to desired location, is fixed with screw 22 and nut 23.
The said tailstock 12 of the utility model is provided with an elongated hole, adjusts tailstock by elongated hole and laterally moves.The in-oil cylinder piston rod 4 of the headstock is remained on the same axis with tailstock piston rod 7 and bent axle.
Said piston rod 4 one ends of the utility model are installed piston 2, and the other end passes fairlead 5, is installed in the headstock oil cylinder 1 set endoporus, and the front end tapering heads into the crankshaft big end centre bore, by hydraulic oil apply piston bar 4, can hold out against the centre bore of the different depths all the time.
The utility model is said to be installed in in-oil cylinder tailstock piston rod 7, by the hydraulic oil effect, makes tailstock piston rod 7 stressed all the time greater than the piston rod 4 in the headstock oil cylinder 1, and is that the bent axle big end surface is adjacent to fairlead 5 end faces.
The utility model adopts above-mentioned headstock mechanism, tailstock mechanism, and it is changed adjusting pad 20 and adjust the tailstock lateral separation according to different eccentric orfice distances, determines the drilling hole transverse position.According to different bent axle axial dimensions, adjust tailstock mechanism along the T-slot of clamp body 15, determine axial location.
During use, be example, bent axle with picking-up second of special-purpose holder tool and four main neck, made the piston rod in the big end central aperture headstock oil cylinder 1, the tailstock piston rod 7 in the oil cylinder 10 of small end central aperture tailstock mechanism with four cylinder crankshafts.One connecting rod neck is adjacent to reference column 16 upper surfaces, and the primer fluid press mechanism just can hold out against bent axle, and makes big end end face be close to fairlead 5 end faces all the time, and drill bit enters the brill eccentric orfice and gets final product.
Claims (6)
1. crankshaft flange eccentric hole clamp for drill, it comprises clamp body, reference column, headstock mechanism, tailstock mechanism, clamp body is installed on the horizontal drilling machine, it is characterized in that:
Described headstock mechanism is provided with fairlead, headstock oil cylinder, piston rod, piston, bolt, alignment pin, adjusting pad, hold-down support, drill bushing, headstock oil cylinder one side links to each other with adjusting pad, be fixed on the hold-down support with bolt and alignment pin, drill bushing also is installed on the hold-down support, hold-down support is fixed on the clamp body, fairlead is installed on the headstock oil cylinder, piston rod one end is installed piston, the other end passes fairlead and is installed in the set hole of headstock oil cylinder, piston rod front end tapering heads into the crankshaft big end centre bore, moves back and forth by hydraulic oil apply piston bar;
Described tailstock mechanism comprises top fairlead, tailstock, the tailstock piston rod, the tailstock piston, adpting flange, mounting flange, oil cylinder, key, clamp body, backing plate, top fairlead is installed on the tailstock, adpting flange is connected and fixed flange and is fixedly mounted on the oil cylinder, mounting flange is installed on the tailstock again, tailstock is mounted on the backing plate with key, backing plate is mounted on the clamp body with axial bond, tailstock piston rod one end is installed piston, the other end passes through mounting flange, adpting flange and top fairlead are installed in the set hole of tailstock, the front end tapering heads into bent axle small end centre bore, moves back and forth by hydraulic oil effect tailstock piston rod.
2. crankshaft flange eccentric hole clamp for drill according to claim 1 is characterized in that: said clamp body is provided with T-slot, and the reference column bottom is removable to be installed on the clamp body, compresses with nut, and the upper surface is positioned the connecting rod neck, and the restriction bent axle circumferentially rotates.
3. crankshaft flange eccentric hole clamp for drill according to claim 1 is characterized in that: said clamp body is provided with keyway, and clamp body is connected with axial bond by keyway with backing plate, the axial bond located lateral.
4. crankshaft flange eccentric hole clamp for drill according to claim 1 is characterized in that: said clamp body is provided with T-slot, and backing plate moves axially along T-slot, is fixed by screw and nut.
5. crankshaft flange eccentric hole clamp for drill according to claim 1 is characterized in that: the adjusting pad in the said headstock mechanism is provided with and alignment pin, bolt corresponding opening elongate slots.
6. crankshaft flange eccentric hole clamp for drill according to claim 1 is characterized in that: said tailstock is provided with an elongated hole, adjusts tailstock by elongated hole and laterally moves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202245094U CN201316920Y (en) | 2008-11-28 | 2008-11-28 | Drill crank shaft flange eccentric hole clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202245094U CN201316920Y (en) | 2008-11-28 | 2008-11-28 | Drill crank shaft flange eccentric hole clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201316920Y true CN201316920Y (en) | 2009-09-30 |
Family
ID=41195690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202245094U Expired - Fee Related CN201316920Y (en) | 2008-11-28 | 2008-11-28 | Drill crank shaft flange eccentric hole clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201316920Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101585156B (en) * | 2009-06-26 | 2011-05-04 | 上海大学 | Eccentricity adjusting method and device for vertical numerically controlled grinder to process eccentric orifice |
| CN101786242B (en) * | 2010-02-23 | 2011-09-07 | 林素伟 | Drilling jig for drilling oblique oil hole on crankshaft |
| CN102773537A (en) * | 2012-07-31 | 2012-11-14 | 重庆歇马机械曲轴有限公司 | Crank shaft crank lever keyway processing device and processing method |
| CN103192259A (en) * | 2013-03-14 | 2013-07-10 | 中国有色（沈阳）冶金机械有限公司 | Crankshaft subassembling jig |
| CN103659371A (en) * | 2013-12-09 | 2014-03-26 | 乔登卫浴(江门)有限公司 | Tool for fast positioning square workpiece |
| CN103737352A (en) * | 2013-12-17 | 2014-04-23 | 柳州瑞明威罗动力机械有限公司 | Camshaft keyseat clamp |
| CN105415042A (en) * | 2015-12-03 | 2016-03-23 | 无锡市晨源建筑器材有限公司 | Welded steel tube machining clamping device |
| CN107160206A (en) * | 2017-07-14 | 2017-09-15 | 辽宁五八内燃机配件有限公司 | Main bearing journal machining of oil hole fixture |
-
2008
- 2008-11-28 CN CNU2008202245094U patent/CN201316920Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101585156B (en) * | 2009-06-26 | 2011-05-04 | 上海大学 | Eccentricity adjusting method and device for vertical numerically controlled grinder to process eccentric orifice |
| CN101786242B (en) * | 2010-02-23 | 2011-09-07 | 林素伟 | Drilling jig for drilling oblique oil hole on crankshaft |
| CN102773537A (en) * | 2012-07-31 | 2012-11-14 | 重庆歇马机械曲轴有限公司 | Crank shaft crank lever keyway processing device and processing method |
| CN103192259A (en) * | 2013-03-14 | 2013-07-10 | 中国有色（沈阳）冶金机械有限公司 | Crankshaft subassembling jig |
| CN103192259B (en) * | 2013-03-14 | 2015-04-22 | 中国有色（沈阳）冶金机械有限公司 | Crankshaft subassembling jig |
| CN103659371A (en) * | 2013-12-09 | 2014-03-26 | 乔登卫浴(江门)有限公司 | Tool for fast positioning square workpiece |
| CN103737352A (en) * | 2013-12-17 | 2014-04-23 | 柳州瑞明威罗动力机械有限公司 | Camshaft keyseat clamp |
| CN105415042A (en) * | 2015-12-03 | 2016-03-23 | 无锡市晨源建筑器材有限公司 | Welded steel tube machining clamping device |
| CN107160206A (en) * | 2017-07-14 | 2017-09-15 | 辽宁五八内燃机配件有限公司 | Main bearing journal machining of oil hole fixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090930 Termination date: 20131128 |