CN205237642U - Bent axle flange drilling anchor clamps - Google Patents
Bent axle flange drilling anchor clamps Download PDFInfo
- Publication number
- CN205237642U CN205237642U CN201521082763.1U CN201521082763U CN205237642U CN 205237642 U CN205237642 U CN 205237642U CN 201521082763 U CN201521082763 U CN 201521082763U CN 205237642 U CN205237642 U CN 205237642U
- Authority
- CN
- China
- Prior art keywords
- bent axle
- operating desk
- axle
- base
- placement section
- 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 flange drilling anchor clamps has solved among the prior art bent axle and has been driven by the drill bit easily and produce the axial and rotate, makes the fixed unstability of bent axle to influence the problem of the drilling quality of bent axle, its technical scheme main points are bent axle flange drilling anchor clamps, the large -scale motor assembly jig comprises an operation bench, be provided with on the operation panel and place the go forward base of rachis of bent axle, be provided with the connecting piece on the base, the one end of connecting piece is rotated with the base and is connected, fixed connection can be dismantled to the other end and the base of connecting piece, it compresses tightly the driving piece that the piece reciprocated with the drive to be provided with the piece that compresses tightly that pushes down preceding rachis on the connecting piece, driving piece and connecting piece fixed connection, it is better to have reached fixed bent axle effect, avoids the bent axle to produce axial pivoted effect in drilling process.
Description
Technical field
The utility model relates to a kind of Crankshaft Machining fixture, and more particularly, it relates to a kind of crankshaft flange boring grab.
Background technology
Bent axle, most important parts in engine, it bears the power that connecting rod transmits, and changed into torque and exported and drive other annex work on engine by bent axle, the structure of bent axle is by trunnion, rod journal, balance weight, the part such as front end axle and rear end axle composition, in Crankshaft Machining manufacturing industry, the location that some special fixture equipment are applied to Crankshaft Machining clamps, clamping quality and efficiency are greatly improved, current existing boring grab adopts workpiece to fix more, the mode of bit is carried out boring work, the installing/dismounting of fixture operates more loaded down with trivial details, change the outfit time of product workpiece is longer, production efficiency is lower.
In order to address the above problem, be in one section of Chinese patent document of " 201420080324.6 " at number of patent application, record a kind of crankshaft flange boring grab, comprise the V-block assembly being arranged in clamp base, adjusting screw(rod), clamping screw and pressing plate, adjusting screw(rod) passes through two nut fixing and lockings on V-block assembly, its extension elongation regulates by rotating two nuts, pressing plate is fixed on one end of adjusting screw(rod) by round pin and nut, can rotate around round pin junction, when crankshaft flange boring needs clamping work pieces, unclamp nut, clamping screw is clockwise rotated around bearing pin, pressing plate departs from clamping screw from U-shaped groove, bent axle to be holed is placed on V-block assembly, cover top board and clamping screw, fastening nut, bent axle can be fixed on the processing base of drilling machine.
But, the weak point of this crankshaft flange boring grab is that when bent axle is placed on V-block assembly, pressing plate compresses bent axle downwards, due to pressing plate horizontal positioned, the rear surface of pressing plate and bent axle Surface Contact face are less, the frictional force producing between pressing plate and bent axle is less, and bent axle surface speckles with cooling fluid conventionally, makes bent axle smooth surface, in boring procedure, the raw axial rotation of the easy drilled headband movable property of bent axle, makes fixing unstable of bent axle, thereby affects the drilling quality of bent axle.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of fixed crankshaft effect better, avoids bent axle in boring procedure, to produce the crankshaft flange boring grab of axial rotation.
For achieving the above object, the utility model provides following technical scheme: a kind of crankshaft flange boring grab, comprise operating desk, on described operating desk, be provided with the base of placing front end axle on bent axle, on described base, be provided with connector, one end and the base of described connector are rotationally connected, the other end of described connector is detachably fixedly connected with base, on described connector, be provided with and press down the compressing member of front end axle and the actuator that drives compressing member to move up and down, described actuator is fixedly connected with connector.
By adopting technique scheme, on connector, be provided with actuator and compressing member, actuator drives compressing member to move up and down, when compressing member moves down, compressing member and base be the front end shaft compression of bent axle, and in the process that front end axle is holed at drill bit, compressing member is to the vertically pressure under mutually of one, bent axle, make bent axle there is good fixed effect, avoid bent axle to produce axial rotation in the process of boring.
Further, described actuator is cylinder, offers the through hole vertically running through for the piston rod of cylinder on described connector, and the piston rod of described cylinder is fixedly connected with compressing member through after through hole.
By adopting technique scheme, drive as cylinder, on connector, be provided with a through hole straight down, the piston rod of cylinder is fixedly connected with compressing member after vertically running through through hole, after connector and base are fixing, move straight down by air cylinder driven piston rod, bent axle is compressed, and air cylinder driven piston rod moves straight up, and compressing member and bent axle depart from butt, facilitate bent axle to take out from base, get up by cylinder operation fairly simple, convenient.
Further, described compressing member be shaped as semi-circular.
By adopting technique scheme, compressing member is hold-down ring, hold-down ring be shaped as semi-circular, hold-down ring and front end axle and concentric setting, make the outer wall of hold-down ring can be fully and the laminating of front end axle, increase the lifting surface area of front end axle, hold-down ring is had and press down preferably effect.
Further, on described operating desk, be provided with the clamping device for clamping rear end axle on bent axle.
By adopting technique scheme, by the rear end axis clamping of bent axle, coordinate the two ends of common fixed crankshaft by clamping device with the hold-down ring on base, make the state of bent axle maintenance level, there is good fixed effect.
Further, described clamping device comprises the placement section of horizontal positioned rear end axle, described placement section is recessed to form downwards, the surface laminating of described placement section and rear end axle, on described placement section, be provided with rear end axle is fixed on to the fixture in placement section, one end and the placement section of described fixture are rotationally connected, and the other end of described fixture is detachably fixedly connected with placement section.
By adopting technique scheme, live the rear end axle of bent axle by the clamp butt on fixture, rear end axle and clamping device are fixed up, improve the drilling quality of bent axle.
Further, described operating desk below is provided with the sliding platform that drives the axial drill bit of front end of bent axle on operating desk to move.
By adopting technique scheme, sliding platform drives the axial drill bit direction of front end of bent axle on operating desk to move, and the glide direction of operating desk parallels with on the axis direction of bent axle, the action that facilitates drill bit to hole.
Further, be provided with the guide rail paralleling with front end axle moving direction on described sliding platform, described operating desk is along slippage in guide rail direction.
By adopting technique scheme, on sliding platform, be provided with two parallel guide rails, the bearing of trend of guide rail is parallel with the axis direction of bent axle, and guide rail has the effect of guiding to operating desk, avoid operating desk to produce and depart from the process of slippage.
Further, on described sliding platform, be provided with the force piece that drives operating desk slippage on sliding platform.
By adopting technique scheme, drive operating desk slippage on sliding platform by force piece, improve the production efficiency of boring.
Further, described force piece is motor, on described motor, is provided with lead screw pair, and described lead screw pair is fixedly connected with operating desk.
By adopting technique scheme, force piece is motor, lead screw pair on motor is fixedly connected with the lower surface of operating desk, motor driver operation platform is slippage back and forth on guide rail, in the process of slippage, the action that drill bit is holed to the front end axle of bent axle, realizes the automatic drilling work of front end axle by motor, operate fairly simple, convenient.
Brief description of the drawings
Fig. 1 is the structural representation one of crankshaft flange boring grab;
Fig. 2 is the structural representation two of crankshaft flange boring grab;
Fig. 3 is the structural representation three of crankshaft flange boring grab;
Fig. 4 is the exploded perspective view of crankshaft flange boring grab.
In figure: 1, operating desk; 2, connecting ring; 3, cylinder; 4, hold-down ring; 61, placement section; 62, fixture; 63, clamp; 64, bolt; 6, clamping device; 71, front end axle; 72, rear end axle; 7, bent axle; 8, drill bit; 9, base; 10, sliding platform; 11, motor; 12, lead screw pair; 13, screw rod; 14, guide rail.
Detailed description of the invention
Referring to figs. 1 through Fig. 4, the embodiment of crankshaft flange boring grab is described further.
As shown in Figure 1, a kind of bent axle 7 flange drilling fixtures, comprise operating desk 1, on operating desk 1, be provided with the base 9 of front end axle 71 parts of placing bent axle 7, on base 9, be provided with to lower recess and become semiorbicular standing groove, front end axle 71 can be placed in standing groove, the both sides that base 9 is positioned at standing groove are provided with a connector, in the present embodiment, connector is connecting ring 2, connecting ring 2 be shaped as semi-circular, connecting ring 2 be positioned at base 9 directly over, one side of one end of connecting ring 2 and base 9 is rotationally connected, the other end is detachably fixedly connected with the opposite side of base 9, the mode of being rotationally connected can connect for rotating shaft, hinged, also can be clamping, in the present embodiment, the mode that is preferably rotationally connected is that rotating shaft connects, one side of one end of connecting ring 2 and base 9 is provided with connecting hole, passing connecting hole by rotating shaft is rotationally connected connecting ring 2 and base 9, compared with other connected modes, rotating shaft connection more firmly and easily removes and installs, operate more convenient, the opposite side of base 9 is provided with screw rod 13, screw rod 13 is rotationally connected with base 9, on screw rod 13, be provided with a nut, the binding end of connecting ring 2 and screw rod 13 is provided with a U-shaped notch, the degree of depth of U-shaped groove is greater than the diameter of screw rod 13, in the time that needs clamp bent axle 7, unclamp nut, the point that screw rod 13 is rotationally connected around screw rod 13 lower ends and base 9 clockwise rotates, connecting ring 2 departs from screw rod 13 from U-shaped groove, bent axle to be holed 7 is placed in standing groove, put again connecting ring 2 and screw rod 13, fastening nut, bent axle 7 is fixed in standing groove.
As shown in Figure 1, on connecting ring 2, be provided with and press down the compressing member of front end axle 71 and the actuator that drives compressing member vertically to move up and down, in the present embodiment, actuator is cylinder 3, cylinder 3 is fixedly installed on connecting ring 2, when connecting ring 2 is horizontally fixed on base 9, on connecting ring 2, offer the through hole that vertically runs through connecting ring 2, the piston rod of cylinder 3 is fixedly connected with compressing member through connecting ring 2 straight down, in the present embodiment, compressing member is hold-down ring 4, the piston rod of cylinder 3 is fixedly connected with hold-down ring 4, need to clamp bent axle 7 time, cylinder 3 is worked, piston rod extends, drive hold-down ring 4 to press down the front end axle 71 of bent axle 7, need to unclamp bent axle 7 time, piston rod shrinks, drive hold-down ring 4 to move up, then unclamp nut, the point that screw rod 13 is rotationally connected around screw rod 13 lower ends and base 9 clockwise rotates, connecting ring 2 departs from screw rod 13 from U-shaped groove, just bent axle 7 can be taken out from fixture, give 7 one, bent axle pressure straight down by hold-down ring 4, bent axle 7 is compressed, avoid bent axle 7 to be driven in the axial direction and rotate by drill bit 8, improve bent axle 7 and be fixed on the firm performance on fixture, improve the stability of boring, hold-down ring 4 be shaped as semi-circular, hold-down ring 4 and front end axle 71 and concentric setting, make the outer wall of hold-down ring 4 can be fully and front end axle 71 fit, increase the lifting surface area of front end axle 71, hold-down ring 4 is had and press down preferably effect.
As shown in Figure 2, on operating desk 1, be provided with the clamping device 6 for clamping rear end axle 72 on bent axle 7, clamping device 6 comprises the placement section 61 for rear end axle 72 horizontal positioned, placement section 61 is recessed to form downwards, placement section 61 fits with the surface of rear end axle 72, rear end axle 72 is placed in placement section 61, limit the movement in rear end axle 72 horizontal directions by placement section 61, on placement section 61, be provided with rear end axle 72 is fixed on to the fixture 62 in placement section 61, fixture 62 be shaped as semi-circular, one end of fixture 62 and placement section 61 are rotationally connected, the other end of fixture 62 is detachably fixedly connected with placement section 61, in the present embodiment, one end of fixture 62 and placement section 61 are hinged, the other end is threaded with placement section 61, on fixture 62, be provided with through hole, bolt 64 is threaded with the screwed hole on placement section 61 through after through hole, by the threaded engagement of bolt 64 and screwed hole, realize being detachably fixedly connected with of fixture 62 and placement section 61, on fixture 62, be provided with the clamp 63 that clamps rear end axle 72, fixture 62 is provided with a pin-and-hole on axle 72 axis directions of sensing rear end, pin-and-hole and clamp 63 interference fit, clamp 63 is arranged on fixture 62 by pin-and-hole, and between fixture 62 and bent axle 7, clamp 63 through after pin-and-hole with the surperficial butt of rear end axle 72, unclamp bolt 64, fixture 62 is rotated, placement section 61 is opened, bent axle 7 can be taken out from clamping device 6, tight a bolt 64, live the rear end axle 72 of bent axle 7 by clamp 63 butts on fixture 62, rear end axle 72 and clamping device 6 are fixed up, avoid bent axle 7 in boring procedure to rotate, improve the crudy of bent axle 7.
As shown in Figure 4, the below of operating desk 1 is provided with the sliding platform 10 that the front end axle 71 of driving crank 7 moves to drill bit 8 directions, the end of front end axle 71 and drill bit 8 are oppositely arranged, drive front end axle 71 to move to drill bit 8 directions by sliding platform 10, make drill bit 8 carry out Drilling operation to the front end axle 71 of bent axle 7, sliding platform 10 is provided with two guide rails 14, article two, guide rail 14 parallels with the axis of bent axle 7, operating desk 1 slippage on guide rail 14, guide rail 14 plays the effect of guiding to operating desk 1, avoid producing deviation in the process of operating desk 1 slippage on sliding platform 10, on sliding platform 10, be provided with the force piece that drives operating desk 1 slippage on sliding platform 10, in the present embodiment, force piece is motor 11, motor 11 is fixedly installed on sliding platform 10, on motor 11, be provided with lead screw pair 12, lead screw pair 12 is fixedly connected with the lower surface of operating desk 1, leading screw parallels with guide rail 14, drive lead screw pair 12 to move by motor 11, thereby drive operating desk 1 slippage on guide rail 14, operating desk 1 under the driving of motor 11 to drill bit 8 direction slippages, bent axle 7 levels on operating desk 1 move to drill bit 8 directions, by drill bit 8, the front end axle 71 of bent axle 7 is carried out to Drilling operation, operate fairly simple, convenient.
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 (9)
1. a crankshaft flange boring grab, comprise operating desk, on described operating desk, be provided with the base of placing front end axle on bent axle, on described base, be provided with connector, one end and the base of described connector are rotationally connected, the other end of described connector is detachably fixedly connected with base, it is characterized in that: on described connector, be provided with and press down the compressing member of front end axle and the actuator that drives compressing member to move up and down, described actuator is fixedly connected with connector.
2. crankshaft flange boring grab according to claim 1, is characterized in that: described actuator is cylinder, offers the through hole vertically running through for the piston rod of cylinder on described connector, and the piston rod of described cylinder is fixedly connected with compressing member through after through hole.
3. crankshaft flange boring grab according to claim 2, is characterized in that: described compressing member be shaped as semi-circular.
4. crankshaft flange boring grab according to claim 1, is characterized in that: on described operating desk, be provided with the clamping device for clamping rear end axle on bent axle.
5. crankshaft flange boring grab according to claim 4, it is characterized in that: described clamping device comprises the placement section of horizontal positioned rear end axle, described placement section is recessed to form downwards, the surface laminating of described placement section and rear end axle, on described placement section, be provided with rear end axle is fixed on to the fixture in placement section, one end and the placement section of described fixture are rotationally connected, and the other end of described fixture is detachably fixedly connected with placement section.
6. crankshaft flange boring grab according to claim 1, is characterized in that: described operating desk below is provided with the sliding platform that drives the axial drill bit of front end of bent axle on operating desk to move.
7. crankshaft flange boring grab according to claim 6, is characterized in that: on described sliding platform, be provided with the guide rail paralleling with front end axle moving direction, described operating desk is along slippage in guide rail direction.
8. crankshaft flange boring grab according to claim 7, is characterized in that: on described sliding platform, be provided with the force piece that drives operating desk slippage on sliding platform.
9. crankshaft flange boring grab according to claim 8, is characterized in that: described force piece is motor, on described motor, is provided with lead screw pair, and described lead screw pair is fixedly connected with operating desk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521082763.1U CN205237642U (en) | 2015-12-22 | 2015-12-22 | Bent axle flange drilling anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521082763.1U CN205237642U (en) | 2015-12-22 | 2015-12-22 | Bent axle flange drilling anchor clamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205237642U true CN205237642U (en) | 2016-05-18 |
Family
ID=55936721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521082763.1U Expired - Fee Related CN205237642U (en) | 2015-12-22 | 2015-12-22 | Bent axle flange drilling anchor clamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205237642U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106041561A (en) * | 2016-07-08 | 2016-10-26 | 浙江伟林机械零部件有限公司 | Drilling clamp with adjustable numerical-control angle for crankshaft oil holes |
| CN106078267A (en) * | 2016-07-08 | 2016-11-09 | 浙江伟林机械零部件有限公司 | A kind of numerical control position adjustable crankshaft oil hole boring grab |
| CN107009167A (en) * | 2017-05-06 | 2017-08-04 | 浙江金兰汽车零部件有限公司 | Crankshaft front end fixture and the drilling machine with the fixture |
-
2015
- 2015-12-22 CN CN201521082763.1U patent/CN205237642U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106041561A (en) * | 2016-07-08 | 2016-10-26 | 浙江伟林机械零部件有限公司 | Drilling clamp with adjustable numerical-control angle for crankshaft oil holes |
| CN106078267A (en) * | 2016-07-08 | 2016-11-09 | 浙江伟林机械零部件有限公司 | A kind of numerical control position adjustable crankshaft oil hole boring grab |
| CN107009167A (en) * | 2017-05-06 | 2017-08-04 | 浙江金兰汽车零部件有限公司 | Crankshaft front end fixture and the drilling machine with the fixture |
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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 |