CN205237611U - Bent axle drilling frock clamp - Google Patents
Bent axle drilling frock clamp Download PDFInfo
- Publication number
- CN205237611U CN205237611U CN201521081512.1U CN201521081512U CN205237611U CN 205237611 U CN205237611 U CN 205237611U CN 201521081512 U CN201521081512 U CN 201521081512U CN 205237611 U CN205237611 U CN 205237611U
- Authority
- CN
- China
- Prior art keywords
- hemizonid
- bent axle
- frock clamp
- securing member
- drilling frock
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a bent axle drilling frock clamp has solved the in -process of bent axle in adorning work piece clamping device, operates the comparison complicacy to if the operating personnel misoperation causes the bent axle to bump against work piece clamping device easily and gets on, lead to the bent axle to receive the problem of damage, its technical scheme main points are bent axle drilling frock clamp, the large -scale motor assembly jig comprises an operation bench, be provided with the lower hemizonid that is used for placing rachis behind the bent axle on the operation panel, be provided with the hemizonid down on the hemizonid, it is connected with the one end rotation of lower hemizonid to go up the one end of hemizonid, the other end of hemizonid is gone up and fixed connection can be dismantled with the other end of lower hemizonid, upward be provided with the fastener of fastening bent axle and lower hemizonid on the hemizonid, the circumstances appearance of bent axle and anchor clamps friction collision is avoided on placing anchor clamps smoothly to messenger's bent axle, and the effect is decided in the fastening of improvement bent axle clamp.
Description
Technical field
The utility model relates to a kind of Crankshaft Machining fixture, and more particularly, it relates to a kind of crankshaft drilling frock clamp.
Background technology
Bent axle is very important parts on engine, its material is made up of carbon structural steels or spheroidal graphite cast-iron, general bent axle is all by front end axle, crank, rod journal, crankshaft journal, the part such as rear end axle forms, be fastened on the bent dead eye of cylinder by FE Tiler, bent axle bears the power that connecting rod transmits, and changed into torque and exported and drive other annex work on engine by bent axle, the rotation of bent axle is the power source of engine, also be the driving source of whole mechanical system, in bent axle manufacturing industry, need to bore flange screw and dowel hole to bent axle, the processing of flange screw and dowel hole need to realize by some boring grabs, and current existing drilling tool adopts workpiece to fix more, the mode of bit is carried out boring work, exist the not high problem of position, hole precision.
In order to address the above problem, be in one section of Chinese patent document of " 201320074337.8 " at number of patent application, record a kind of drilling tool, comprise operating desk, motor, rotating disc one, Workpiece clamping device, clamp, fastener hole, buffer solution pipe, drill bit adjusting device, drill bit, drill bit fixed block and capstan two, motor can regulate its position, left and right on operating desk by rotating disc one, can regulate the position of drill bit by rotating disc two, when drilling tool work, Workpiece clamping device is rotatable, drill bit does not rotate, precision and the concentricity of workpiece hole position are not only improved, also improve the operating efficiency of boring.
But, this drilling tool is in the time of clamping bent axle, because the volume ratio of bent axle is larger, need to will be lifted on fixture by lifting device, and level control is placed into the rear end axle of bent axle on Workpiece clamping device, in this process installing in Workpiece clamping device, more complicated operates, and if operating personnel's misoperation, easily causes bent axle to bump against Workpiece clamping device and get on, cause bent axle to be damaged.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide one steadily bent axle to be placed on fixture, avoids the situation that the friction of bent axle and fixture is bumped against to occur, the be fixedly clamped crankshaft drilling frock clamp of effect of raising bent axle.
For achieving the above object, the utility model provides following technical scheme: a kind of crankshaft drilling frock clamp, comprise operating desk, on described operating desk, be provided with the lower hemizonid for placing crankshaft rear end axle, on described lower hemizonid, be provided with hemizonid, one end of one end of described upper hemizonid and lower hemizonid is rotationally connected, and the other end of described upper hemizonid is detachably fixedly connected with the other end of lower hemizonid, is provided with the securing member of fastening bent axle and lower hemizonid on described upper hemizonid.
By adopting technique scheme, on operating desk, be provided with one for placing the lower hemizonid of crankshaft rear end axle, lower hemizonid is equivalent to a base, due to the semi-circular that is shaped as of lower hemizonid, can directly the bent axle of level be placed on lower hemizonid straight down by lifting device, in operating process, bent axle can not struck by fixture, therefore, can not produce breakage, can be by hemizonid under being put into stable bent axle, on lower hemizonid, be provided with a rotary upper hemizonid, the shape of upper hemizonid is identical with the shape of lower hemizonid, after bent axle is placed, can rotate hemizonid, be fixed on the upper surface of bent axle, rotating screw bolt, cover top nut, the rear end axle of bent axle is fixed in whole ring body, because upper hemizonid is semi-circular, even if it is different to be placed on bent axle diameter on lower hemizonid, upper hemizonid also can be better and the laminating of rear end axle outer wall, on upper hemizonid, be provided with the securing member of fastening bent axle and lower hemizonid, securing member can fasteningly be placed on the bent axle on lower hemizonid, avoid bent axle generation axial rotation.
Further, described upper hemizonid middle part is provided with the upper screwed hole running through for securing member, described securing member and upper screwed hole threaded engagement, and described securing member passes after upper screwed hole and bent axle butt.
By adopting technique scheme, upper hemizonid middle part is provided with the upper screwed hole running through for securing member, securing member and upper screwed hole are threaded engagement, securing member through after upper screwed hole with the surperficial butt of bent axle, bent axle butt is fixed on lower hemizonid, rotate in upper screwed hole by securing member, can regulate the clamping degree that clamps bent axle, the bent axle that can adapt to different-diameter is placed on lower hemizonid, fix by upper hemizonid, then by regulating securing member that this fixture is clamped bent axle, avoid upper hemizonid and lower hemizonid in the process of rotating, to produce the situation appearance of axial rotation with dynamic crankshaft, there is good clamping effect.
Further, the other end of described securing member and bent axle butt is provided with grip part.
By adopting technique scheme, one end of securing member is provided with the grip part of handle shapes, and operating personnel hold grip part rotation, thereby drives securing member to rotate in upper screwed hole, make securing member butt live bent axle or depart from butt with bent axle, operating convenient, simple.
Further, on described lower hemizonid, be provided with several clamps, clamp and bent axle butt described in each.
By adopting technique scheme, each clamp is positioned at the below of lower hemizonid, and from the below of lower ring body through lower ring body with rear end axle butt, by contacting of fitting and bent axle, can avoid lower ring body to contact with bent axle time, bent axle produces axial rotation, increases the frictional force of bent axle and lower ring body by the clamp at certain angle of inclination, bent axle is placed on lower ring body and is difficult for rotating.
Further, on described operating desk, be provided with the placement section of placing crankshaft front end axle.
By adopting technique scheme, because the length of bent axle is longer, on operating desk, be provided with the placement section that coordinates lower hemizonid to use, placement section, for placing the front end axle of bent axle, supports front end axle by placement section, makes be all the supported support of power of the two ends of bent axle.
Further, on described lower hemizonid, be provided with and the lower screwed hole of each clamp threaded engagement clamp slippage back and forth in lower screwed hole described in each.
By adopting technique scheme, on lower hemizonid, be provided with the lower screwed hole with each clamp threaded engagement, each clamp can be by rotating clamp, make clamp slippage back and forth in lower screwed hole, in slipping, can regulate the vertical height of rear end axle, the two ends of bent axle are placed on respectively on placement section and lower ring body, due to placement section and lower ring body not contour, it is tilted-putted easily causing bent axle, high one end, one end is low, can regulate the vertical height of rear end axle by clamp, make the two ends of bent axle keep level, be conducive to the carrying out of the work of holing.
Brief description of the drawings
Fig. 1 is the structural representation one of crankshaft drilling frock clamp;
Fig. 2 is the structural representation two of crankshaft drilling frock clamp;
Fig. 3 is A portion enlarged diagram in Fig. 2.
In figure: 1, operating desk; 201, lower hemizonid; 202, upper hemizonid; 203, screw rod; 204, nut; 205, securing member; 206, grip part; 207, clamp; 3, placement section; 4, bent axle; 41, front end axle; 42, rear end axle.
Detailed description of the invention
Referring to figs. 1 through Fig. 3, the embodiment of crankshaft drilling frock clamp is described further.
As shown in figures 1 and 3, a kind of bent axle 4 drilling tool fixtures, comprise operating desk 1, the motor that is provided with lower hemizonid 201 on operating desk 1 and drives lower hemizonid 201 to rotate, being shaped as of lower hemizonid 201 is semiorbicular, the rear end axle 42 of bent axle 4 is placed on lower hemizonid 201, on lower hemizonid 201, be provided with the upper hemizonid 202 identical with lower hemizonid 201 shapes, one end of semiorbicular upper hemizonid 202 one end and lower hemizonid 201 is rotationally connected, the other end is detachably fixedly connected with the other end of lower hemizonid 201, because being shaped as of rear end axle 42 on bent axle 4 is cylindrical, semiorbicular upper hemizonid 202 and lower hemizonid 201 are larger with the surperficial contact area of bent axle 4 rear end axles 42, can better fit together with the surface of rear end axle 42, the mode of being rotationally connected can be for hinged, clamping, also can be that rotating shaft connects, in the present embodiment, the mode that is preferably rotationally connected is that rotating shaft connects, on lower hemizonid 201, be provided with rotating shaft, realize down one end of hemizonid 201 and one end of upper hemizonid 202 is rotationally connected by rotating shaft, the other end of lower hemizonid 201 is provided with the groove that vertically prevents screw rod 203, the lower end of screw rod 203 and lower hemizonid 201 are hinged, on the other end of upper hemizonid 202, be provided with the U-shaped groove vertically passing for screw rod 203, on screw rod 203, be arranged with nut 204, fastening nut 204 downwards, nut 204 and upper hemizonid 202 butts, screw rod 203 is fixed in U-shaped groove, the lower hemizonid 201 of realization is detachably fixedly connected with upper hemizonid 202, dismounting lower nut 204, upper hemizonid 202 can rotate, make the state of lower hemizonid 201 in opening, can straight down bent axle 4 be placed on lower hemizonid 201 by suspension hook equipment, in operating process, bent axle 4 can not struck by fixture, therefore, can not produce breakage, can be by hemizonid 201 under being put into stable bent axle 4, place after bent axle 4, hemizonid 202 in rotation, by screw rod 203 and nut 204, upper hemizonid 202 is fixed together with lower hemizonid 201, the rear end axle 42 of bent axle 4 is fixed on lower hemizonid 201, on upper hemizonid 202, be provided with the securing member 205 of fastening bent axle 4 and lower hemizonid 201, upper hemizonid 202 middle parts are provided with the upper screwed hole running through for securing member 205, securing member 205 is threaded engagement with upper screwed hole, securing member 205 through after upper screwed hole with the surperficial butt of bent axle 4, bent axle 4 butts are fixed on lower hemizonid 201, rotate in upper screwed hole by securing member 205, can regulate the clamping degree that clamps bent axle 4, the bent axle 4 that can adapt to different-diameter is placed on lower hemizonid 201, fixing by upper hemizonid 202, then by regulating securing member 205 that this fixture is clamped bent axle 4, avoid upper hemizonid 202 and lower hemizonid 201 in the process of rotating, to produce the situation appearance of axial rotation with dynamic crankshaft 4, there is good clamping effect.
As shown in Figure 3, securing member 205 is provided with grip part 206 with the other end of bent axle 4 butts, grip part 206 is shaped as handle shapes, operating personnel hold grip part 206 and rotate, thereby drive securing member 205 to rotate in upper screwed hole, make securing member 205 butts live bent axle 4 or depart from butt with bent axle 4, operating convenient, simple.
As shown in Figure 3, on lower hemizonid 201, be provided with several clamps 207, each clamp 207 is positioned at the below of lower hemizonid 201, and from the below of lower ring body through lower ring body with rear end axle 42 butts, by contacting of fitting and bent axle 4, can avoid lower ring body to contact with bent axle 4 time, bent axle 4 produces axial rotation, increase the frictional force of bent axle 4 and lower ring body by the clamp 207 at certain angle of inclination, bent axle 4 is placed on lower ring body and is difficult for rotating.
As shown in Figure 1, on operating desk 1, be provided with the placement section 3 of placing bent axle 4 front end axles 41, by placement section 3, front end axle 41 is placed on operating desk 1, support front end axle 41, on lower hemizonid 201, be provided with the lower screwed hole with each clamp 207 threaded engagement, each clamp 207 can be by rotating clamp 207, make clamp 207 slippage back and forth in lower screwed hole, in slipping, can regulate the vertical height of rear end axle 42, the two ends of bent axle 4 are placed on respectively on placement section 3 and lower ring body, because placement section 3 and lower ring body are not contour, it is tilted-putted easily causing bent axle 4, high one end, one end is low, can regulate the vertical height of rear end axle 42 by clamp 207, make the two ends of bent axle 4 keep level, be conducive to the carrying out of the work of holing.
The above is only preferred embodiment of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection domain of the present utility model. It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a crankshaft drilling frock clamp, comprise operating desk, it is characterized in that: on described operating desk, be provided with the lower hemizonid for placing crankshaft rear end axle, on described lower hemizonid, be provided with hemizonid, one end of one end of described upper hemizonid and lower hemizonid is rotationally connected, the other end of described upper hemizonid is detachably fixedly connected with the other end of lower hemizonid, is provided with the securing member of fastening bent axle and lower hemizonid on described upper hemizonid.
2. crankshaft drilling frock clamp according to claim 1, it is characterized in that: described upper hemizonid middle part is provided with the upper screwed hole running through for securing member, described securing member and upper screwed hole threaded engagement, described securing member through after upper screwed hole with bent axle butt.
3. crankshaft drilling frock clamp according to claim 2, is characterized in that: the other end of described securing member and bent axle butt is provided with grip part.
4. crankshaft drilling frock clamp according to claim 3, is characterized in that: on described lower hemizonid, be provided with several clamps, clamp and bent axle butt described in each.
5. crankshaft drilling frock clamp according to claim 4, is characterized in that: on described operating desk, be provided with the placement section of placing crankshaft front end axle.
6. crankshaft drilling frock clamp according to claim 5, is characterized in that: on described lower hemizonid, be provided with and the lower screwed hole of each clamp threaded engagement clamp slippage back and forth in lower screwed hole described in each.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521081512.1U CN205237611U (en) | 2015-12-22 | 2015-12-22 | Bent axle drilling frock clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521081512.1U CN205237611U (en) | 2015-12-22 | 2015-12-22 | Bent axle drilling frock clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205237611U true CN205237611U (en) | 2016-05-18 |
Family
ID=55936690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521081512.1U Expired - Fee Related CN205237611U (en) | 2015-12-22 | 2015-12-22 | Bent axle drilling frock clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205237611U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106826686A (en) * | 2017-03-31 | 2017-06-13 | 上汽通用五菱汽车股份有限公司 | A kind of new type crank belt pulley bolt fixture and method |
-
2015
- 2015-12-22 CN CN201521081512.1U patent/CN205237611U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106826686A (en) * | 2017-03-31 | 2017-06-13 | 上汽通用五菱汽车股份有限公司 | A kind of new type crank belt pulley bolt fixture and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20171222 |