CN202539964U - Special clamp for milling tile grooves and heavily boring semicircular holes on connecting rod bodies and covers - Google Patents
Special clamp for milling tile grooves and heavily boring semicircular holes on connecting rod bodies and covers Download PDFInfo
- Publication number
- CN202539964U CN202539964U CN2011205659303U CN201120565930U CN202539964U CN 202539964 U CN202539964 U CN 202539964U CN 2011205659303 U CN2011205659303 U CN 2011205659303U CN 201120565930 U CN201120565930 U CN 201120565930U CN 202539964 U CN202539964 U CN 202539964U
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- connecting rod
- hydraulic cylinder
- big end
- upper plate
- pressure plate
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Abstract
The utility model discloses a special clamp for milling tile grooves and heavily boring semicircular holes in connecting rod bodies and covers. The large ends of connecting rods are positioned by adopting a positioning block and a pressing pressure plate in a pressing manner; the side surfaces of the connecting rods are positioned by adopting side-surface positioning blocks and positioning pins, and the small ends of the connecting rods are positioned by adopting positioning pins; the pressing pressure plate is pressed by a hydraulic cylinder; a large-end pressure plate and a large-end floating pressure plate are connected between a pull rod of the hydraulic cylinder and the pressing pressure plate; the large-end pressure plate is supported by a hydraulic cylinder support fixed on a large-end upper plate; the hydraulic cylinder support is positioned by a positioning support fixed on the large-end upper plate; upper plates are provided with two sets of clamps in a side-by-side and bilateral-symmetry manner; and the pressing surface of the pressing pressure plate is in a copper brazing structure. The special clamp disclosed by the utility model has the beneficial effects that the structure is simple, the up-down movement is convenient, and the machining efficiency is improved; and when the connecting rods with different specifications are machined, the adjustment is convenient, the use is reliable and the cost of tooling is saved.
Description
Technical field
The utility model relates to Machining of Connecting Rod anchor clamps field, is specifically related to a kind of heavy boring connecting rod shank lid semicircle orifice and mills a watt groove special fixture.
Background technology
The heavy boring of connecting rod shank lid semicircle orifice adopts special boring mill to carry out, and connecting rod shank semicircle orifice heavy boring adopts small end mandrel location, big end location end face and side-locating face location; The locate mode of lid adopts location end face, lid parting plane and side-locating face location; Putting of connecting rod shank lid is a body, a lid; A body, a lid also is the semicircle orifice that comes boring body lid with this order successively.And in the current production process, the anchor clamps cost that the processing of connecting rod shank semicircle orifice heavy boring is adopted is higher, and complex structure; Operation link is more, and clamping inconvenience is during the processing products of different specifications; Need carry out complicated adjustment, cause production efficiency low, and can not mill a watt groove.
The utility model content
The utility model provides a kind of heavy boring connecting rod shank lid semicircle orifice to mill a watt groove special fixture, and is simple in structure, easy to adjust when changing products of different specifications; And be added to this procedure to the operation of milling watt groove; Not only use reliably, and can simplify technological process, practice thrift the frock expense.
For realizing above-mentioned purpose, adopt following technical scheme:
A kind of heavy boring connecting rod shank lid semicircle orifice mills a watt groove special fixture, comprises connecting rod, base plate, side gripper shoe and two upper plates, and hydraulic cylinder and positioning element, compacting part; Said base plate is provided with and is used for the counter sink that is connected with machine tool guideway, and two side gripper shoes support two upper plates, and the other end of small end upper plate is fixedly connected with base plate; Said hydraulic cylinder is installed in the place, space between base plate and the upper plate, holds greatly and is fixed with big end locating piece and small end locating piece on upper plate and the small end upper plate respectively, and said connecting rod shank is placed on the big end locating piece; Wrist-pin hole is through on the small end alignment pin that is fixed on the small end upper plate; Connecting rod cap is placed on the locating surface of big end locating piece, and there is nail location, side location the side of connecting rod shank lid, and the another side of connecting rod shank lid is an auxiliary clamping device; The pressure-bearing surface place of connecting rod shank lid also is provided with auxiliary clamping device; There are two protruding location of big end locating piece the parting plane location of connecting rod cap, and hydraulic cylinder compresses the clamping platen that is positioned on the connecting rod tip, and then compresses connecting rod.
As a preferred version; Be connected with big end clamp plate and big end floating platen between the pull bar of said hydraulic cylinder and the clamping platen; Said big end clamp plate has the hydraulic cylinder seat supports that is fixed on the big end upper plate, and said hydraulic cylinder bearing is through being fixed in the positioning support location on the big end upper plate.
As further preferred version, said one the cover upper plate on side by side left-right symmetric two sleeve clamps are installed; The seal face of said clamping platen is the bit copper structure.
The beneficial effect of the utility model is that the body of connecting rod covers the processing of putting together, and just the body of connecting rod lid is placed on same locating surface, and same hold down gag is simple in structure, and it is convenient to live up and down, and the traveling time of cutter reduces, and has improved working (machining) efficiency; Because watt groove of connecting rod is respectively on connecting rod shank and connecting rod cap, and misplaces, so employing machining center and present new frock just can be milled a watt groove after heavy boring, economized and milled a watt groove operation together separately, practiced thrift cost; And during the connecting rod of processing different size, easy to adjust, use reliably, practiced thrift the frock expense.
Description of drawings
According to embodiment and accompanying drawing the utility model is done further explain below.
Fig. 1 is the front view of the utility model embodiment;
Fig. 2 is that cutaway view is looked on the left side of Fig. 1.
Among the figure:
1, base plate; 2, side gripper shoe; 3, left positioner piece; 4, side alignment pin; 5, right positioner piece; 6, hold upper plate greatly; 7, small end upper plate; 8, location support pin; 9, small end alignment pin; 10, hold cushion block greatly; 11, hold locating piece greatly; 12, clamping platen; 13, hold floating platen greatly; 14, positioning support; 15, big end clamp plate; 16, hydraulic cylinder hinge plate; 17, hydraulic cylinder bearing; 18, hydraulic cylinder pull bar; 19, copper sheathing; 20, hydraulic cylinder.
The specific embodiment
Shown in Fig. 1 to 2, provided a specific embodiment of the utility model.
As shown in Figure 1, at two upper plates: hold greatly on upper plate 6, the small end upper plate 7, adopt position, the left and right sides, the anchor clamps of two cover the utility model are installed, a clamping, the heavy boring semicircle orifice that can accomplish two connecting rod shanks lids with mill a watt groove.
Mill a watt groove special fixture like Fig. 1, a kind of heavy boring connecting rod shank lid semicircle orifice shown in 2; Comprise base plate 1, side gripper shoe 2, greatly hold upper plate 6, small end upper plate 7, be contained in the hydraulic cylinder 20 at big end upper plate 6 back sides; Big end positioning compression device, and be contained in the small end alignment pin 9 on the small end upper plate 7.
Said big end positioning device comprises: hold locating piece 11 and the big end cushion block under it greatly; There are left positioner piece 3 and side alignment pin 4 and side location nail in the location of side-locating face, and the auxiliary clamping device of opposite side locating surface has side alignment pin 4, right positioner piece 5 and spring and plug; Connecting rod shank lid pressure-bearing surface place auxiliary clamping device has positioning support 14 and locatees support pin and spring accordingly.
Said big end hold down gag comprises: the hydraulic cylinder pull bar 18 that copper sheathing 19, hydraulic cylinder 20 and hydraulic cylinder 20 connect, hydraulic cylinder bearing 17, big end clamp plate 15, hold floating platen 13, clamping platen 12 and hydraulic cylinder hinge plate 16 greatly.
A whole set of anchor clamps are an integral body; There is counter sink to be used for being connected fixing on the base plate 1 with machine tool guideway; And two side gripper shoes 2 support two upper plates 6,7, and the other end of side gripper shoe 2 is connected fixingly with base plate 1, and certain spatial altitude is just arranged between base plate 1 and the upper plate like this; Be used for installing hydraulic cylinder 20, other positioning compression device all is installed on two upper plates 6,7.
Connecting rod shank is placed on the big end locating piece 11; Wrist-pin hole is through on the small end alignment pin 9; The height such as locating surface height of the locating surface height of small end alignment pin 9 and big end locating piece 11; Below the big end locating piece 11 big end cushion block is arranged, hold locating piece 11 greatly and hold cushion block greatly through being bolted on the upper plate; Connecting rod cap is put into big end locating piece 11; When putting in; Two pressure-bearing surfaces of connecting rod cap head on two location support pins 8 some connecting rod caps of drawing back and better are put into the position; Because there is convexity the middle part at big end locating piece 11 near connecting rod cap parting plane place, be the convexity that the parting plane location of connecting rod cap is designed, between positioning support 14 and the location support pin 8 spring is arranged; The side-locating face location of connecting rod shank lid adopts fixing side location nail to locate, and bind on left positioner piece 3 the side location, and left positioner piece 3 is installed in the side of big end cushion block; The opposite side locating surface of connecting rod shank lid adopts to float and compresses a little, and right positioner piece 5 is contained in the opposite side of big end cushion block, and side alignment pin 4 and spring and plug are housed on right positioner piece 5; After the body of connecting rod lid all had good positioning; The piston rod of hydraulic cylinder 20 drives hydraulic cylinder pull bar 18 and rises, and the top of hydraulic cylinder pull bar 18 is connecting big end clamp plate 15, and big end clamp plate 15 is connected with big end floating platen 13 again; For the balance thrust; Big end floating platen 13 can not directly compress the connecting rod shank lid, but has adorned the body lid that mobilizable clamping platen 12 compresses connecting rod, and the seal face of clamping platen 12 is bit coppers; Be the both ends of the surface for the connecting rod shank lid of not colliding with, hydraulic cylinder bearing 17, hydraulic cylinder hinge plate 16 are unclamping and compress for auxiliary big end clamp plate 15.
In fact, on same clamp body, arrange about can adopting; Design two the utility model; Body lid to two connecting rods positions, clamps and unclamps respectively, also can design two above the utility model, the lid of the connecting rod shank more than two is carried out heavy boring processing mill a watt groove.
The beneficial effect of the utility model is that the body of connecting rod covers the processing of putting together, and just the body of connecting rod lid is placed on same locating surface, and same hold down gag is simple in structure, and it is convenient to live up and down, and the traveling time of cutter reduces, and has improved working (machining) efficiency; Because watt groove of connecting rod is respectively on connecting rod shank and connecting rod cap, and misplaces, so employing machining center and present new frock just can be milled a watt groove after heavy boring, economized and milled a watt groove operation together separately, practiced thrift cost; And during the connecting rod of processing different size, easy to adjust, use reliably, practiced thrift the frock expense.
Claims (4)
1. heavy boring connecting rod shank lid semicircle orifice mills a watt groove special fixture, comprises connecting rod, base plate, side gripper shoe and two upper plates, and hydraulic cylinder and positioning element, compacting part; It is characterized in that said base plate is provided with and is used for the counter sink that is connected with machine tool guideway, two side gripper shoes support two upper plates; And the other end of small end upper plate is fixedly connected with base plate; Said hydraulic cylinder is installed in the place, space between base plate and the upper plate, holds greatly and is fixed with big end locating piece and small end locating piece on upper plate and the small end upper plate respectively, and said connecting rod shank is placed on the big end locating piece; Wrist-pin hole is through on the small end alignment pin that is fixed on the small end upper plate; Connecting rod cap is placed on the locating surface of big end locating piece, and there is nail location, side location the side of connecting rod shank lid, and the another side of connecting rod shank lid is an auxiliary clamping device; The pressure-bearing surface place of connecting rod shank lid is provided with auxiliary clamping device; There are two protruding location of big end locating piece the parting plane location of connecting rod cap, and hydraulic cylinder compresses the clamping platen that is positioned on the connecting rod tip, and then compresses connecting rod.
2. a kind of heavy boring connecting rod shank lid semicircle orifice according to claim 1 mills a watt groove special fixture; It is characterized in that; Be connected with big end clamp plate and big end floating platen between the pull bar of said hydraulic cylinder and the clamping platen; Said big end clamp plate has the hydraulic cylinder seat supports that is fixed on the big end upper plate, and said hydraulic cylinder bearing is through being fixed in the positioning support location on the big end upper plate.
3. a kind of heavy boring connecting rod shank lid semicircle orifice according to claim 2 mills a watt groove special fixture, it is characterized in that, on the said cover upper plate side by side left-right symmetric two sleeve clamps are installed.
4. a kind of heavy boring connecting rod shank lid semicircle orifice according to claim 2 mills a watt groove special fixture, it is characterized in that the seal face of said clamping platen is the bit copper structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205659303U CN202539964U (en) | 2011-12-30 | 2011-12-30 | Special clamp for milling tile grooves and heavily boring semicircular holes on connecting rod bodies and covers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205659303U CN202539964U (en) | 2011-12-30 | 2011-12-30 | Special clamp for milling tile grooves and heavily boring semicircular holes on connecting rod bodies and covers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202539964U true CN202539964U (en) | 2012-11-21 |
Family
ID=47160653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205659303U Expired - Lifetime CN202539964U (en) | 2011-12-30 | 2011-12-30 | Special clamp for milling tile grooves and heavily boring semicircular holes on connecting rod bodies and covers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202539964U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103624564A (en) * | 2013-09-13 | 2014-03-12 | 安阳工学院 | Clamp for simultaneously machining three sets of connecting rod bodies and connecting rod covers |
| CN104924121A (en) * | 2013-07-03 | 2015-09-23 | 芜湖航天汽车连杆有限公司 | Clamping method of clamp for processing of milling drop surfaces of engine connecting rod caps |
-
2011
- 2011-12-30 CN CN2011205659303U patent/CN202539964U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104924121A (en) * | 2013-07-03 | 2015-09-23 | 芜湖航天汽车连杆有限公司 | Clamping method of clamp for processing of milling drop surfaces of engine connecting rod caps |
| CN104924121B (en) * | 2013-07-03 | 2017-03-01 | 芜湖航天汽车连杆有限公司 | A kind of clamping method of connection rod cap for engine milling drop face fixture for processing |
| CN103624564A (en) * | 2013-09-13 | 2014-03-12 | 安阳工学院 | Clamp for simultaneously machining three sets of connecting rod bodies and connecting rod covers |
| CN103624564B (en) * | 2013-09-13 | 2016-03-09 | 安阳工学院 | A kind of fixture simultaneously processing 3 cover gonnecting rod bodies and connecting rod cap |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 067000 East Chengde Industrial Park, Hebei Patentee after: Chengde Ken Galaxy link Co., Ltd. Address before: 067000 Chengde high tech Industrial Development Zone, Hebei Patentee before: Chengde Suken Yinhe Connecting Rod Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |