CN205414498U - Tight jig of gland locating clip - Google Patents
Tight jig of gland locating clip Download PDFInfo
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- CN205414498U CN205414498U CN201520961883.2U CN201520961883U CN205414498U CN 205414498 U CN205414498 U CN 205414498U CN 201520961883 U CN201520961883 U CN 201520961883U CN 205414498 U CN205414498 U CN 205414498U
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Abstract
The utility model discloses a tight jig of gland locating clip relates to a location jig, tight jig of gland locating clip includes base, carousel, compresses tightly platform, jig and cam, the cam is eccentric cam, and including pivot and protruding edge, and the pivot is the cylinder with protruding edge, and is protruding in off -centre in the pivot setting, the cam rotates with the base to be connected, and the carousel setting is in the base top to with the splined connection of cam drive end, the upper end that compresses tightly the platform is provided with truncated conical tip's center location boss and periphery holding ring, and periphery holding ring center is provided with the location taper hole, and the lower extreme that compresses tightly the platform has the actuating lever through threaded connection, the actuating lever with base sliding connection, and the contact of the periphery on the protruding edge of the one end of actuating lever and cam, the jig setting is in the top that compresses tightly the platform to fixed connection and is provided with the jig locating hole on the jig on the base. This patent is anticipated and is being put forward high pressure heater worker precision and retrenching the technology step.
Description
Technical field
This utility model relates to a kind of location drill jig, particularly relates to a kind of gland location clamping drill jig.
Background technology
Often use some compressing members at auto parts machinery, wherein there is the gland of a kind of sealing ring, existing due to technology upgrading, need to improve the positional precision in hole in the machining accuracy of gland and manufacturing schedule, especially gland；Owing to original bore process is, first workpiece is carried out setting-out, then end cap is clamped, in order to have preferable self-locking performance when ensureing and gland is clamped, now have employed helical clamping apparatus, i.e. realize the propelling in clamping face with bolt, workpiece is clamped, owing to bolt has preferable self-locking performance, so clamping effect is good；But helical clamping apparatus, use the characteristic that bolt drives, make to clamp stroke excessive, so that clamping process is the most time-consuming, and in order to enable clamping force to balance, typically to use multiple bolt to drive, so bolt is tightened one by one when clamping workpiece, again workpiece is unclamped one by one during absent-mindedness workpiece so that clamping process complexity is tediously long；And setting-out processing is unable to reach required precision required after upgrading.
Utility model content
This utility model is intended to provide a kind of gland location clamping drill jig, to improve machining accuracy and to simplify processing step.
Base case gland of the present utility model location clamping drill jig, including: base, rotating disk, pressing table and drill jig, also include cam；Described cam is eccentric cam, and including rotating shaft and convex edge, and rotating shaft is cylinder with convex edge, and rotating shaft is fixed on the both ends of the surface of convex edge, but convex edge is eccentric in rotating shaft and arranges；Being provided with installation cavity on described base, described cam is arranged in installation cavity body, and cam is connected with base rotation, and has part rotating shaft to pay base, for actuated by cams end；Described rotating disk is arranged on above base, and is connected with actuated by cams end spline；The upper end of described pressing table is provided with centralized positioning boss and the periphery locating ring of circular cone shape, and periphery locating ring is provided centrally with positioning taper hole, and the lower end of pressing table has been threaded connection drive rod；Drive rod is slidably connected with described base, and one end of drive rod contacts with the periphery of the convex edge of cam；Described drill jig is arranged on the top of pressing table, and is fixedly connected on base, and is provided with hole, drill jig location on drill jig
Owing to rotating disk is connected with cam spline, so cam also can rotate while rotating rotating disk；Due to convex edge and the rotating shaft eccentric setting of cam, so during cam rotation, the drive rod contacted with periphery, convex edge will be ejected due to the extruding of periphery, convex edge；Thus change the distance between pressing table and drill jig, just can realize the compression to workpiece.In order to reach the positioning action to workpiece, being provided with centralized positioning boss, centralized positioning boss is set to frustum, can make pressing table during to Work-sheet pressing, the axle center of workpiece snap to the axle center of center positioning table, thus realizes location；But owing to the bore position of workpiece is positioned at center positioning table periphery, during so drill bit applies pressure to workpiece, thrust skewness on workpiece can be made, thus the periphery locating ring arranged can further be compressed from the periphery of workpiece and be positioned, make the stress of workpiece evenly, prevent workpiece deflection.And drill jig has the effect of location drill bit, to save setting-out operation.
The problem that in background technology, precision is inadequate and technique is tediously long can be solved by this base case.
Preferred version one, as the further optimization to base case, described base includes that housing, cam support ring, described installation cavity are arranged on housing, and cam support ring is screwed on housing, and coordinates with the rotating shaft of cam one end；This optimization can make base simple and reliable with the assembling of cam.
Preferred version two, as the further optimization to base case, described rotating disk is provided with two handles, and handle is threadeded with rotating disk, and the angle of handle center and center of turntable is 30o；It is more convenient that this optimization rotates rotating disk, and handle is threaded connection readily accessible.
Preferred version three, as the further optimization to base case, the face that described drive rod contacts with periphery, described convex edge is set to cambered surface；This optimization can make periphery, convex edge and drive rod be that face contacts, and prevents the inordinate wear between cam and drive rod.
Preferred version four, as the further optimization to base case, described drive rod periphery is also arranged with holddown spring, spring retainer convex edge it is also provided with on drive rod, it is provided with spring retainer end cap on base, and spring retainer end cap is sleeved on drive rod, and be fixed by screws on base；Owing to being slidably connected between drive rod and base, easily frictional force is made to increase owing to scum is filled between drive rod and base gap, thus after causing unclamping workpiece pressing table cannot return under gravity, so arranging holddown spring to help the return of pressing table.
Preferred version five, as the further optimization to base case, described periphery locating ring pressure is threadedly attached in the periphery of pressing table, and is also provided with turning handle on the hold-down ring of periphery；Owing to every workpiece all exists certain error, realize location by relatively-stationary center positioning table and periphery locating ring and compress, it is likely due to edge thrust less than central pressing power, thus cause the slight deflection of workpiece, so screwing periphery locating ring by turning handle, the periphery of workpiece further compressed and positioned, being can further improve positioning precision.
Accompanying drawing explanation
Fig. 1 is the structural scheme of mechanism of this utility model gland location clamping drill jig embodiment.
Detailed description of the invention
Below by detailed description of the invention, this utility model is described in further detail:
Reference in Figure of description includes: base 1, rotating disk 2, cam 3, pressing table 4, drill jig 5, workpiece 6, housing 11, cam support ring 12, spring retainer end cap 13, handle 21, convex edge 31, rotating shaft 32, drive rod 41, holddown spring 42, periphery locating ring 43, spring retainer convex edge 411.
Embodiment is the most as shown in Figure 1: clamping drill jig in gland location includes base 1, rotating disk 2, cam 3, pressing table 4 and drill jig 5；Base 1 includes housing 11, cam support ring 12；Cam 3 is eccentric cam 3, and including rotating shaft 32 and convex edge 31, and rotating shaft 32 is cylinder with convex edge 31, and rotating shaft 32 is fixed on the both ends of the surface of convex edge 31, but convex edge 31 is eccentric in rotating shaft 32 and arranges, i.e. convex edge 31 is the most coaxial with rotating shaft 32；Installation cavity it is provided with on housing 11, cam 3 is arranged in installation cavity body, and cam 3 is rotationally connected with base 1, the rotating shaft 32 of its cam 3 one end is supported by housing 11, cam support ring 12 is detained on housing 11, and the rotating shaft 32 with cam 3 other end coordinates, and has part rotating shaft 32 to pay base 1, for cam 3 drive end, and cam 3 support ring is screwed on housing 11；Rotating disk 2 is arranged on above base 1, and is connected with cam 3 drive end spline, and rotating disk 2 is additionally provided with two handles 21, and handle 21 is threadeded with rotating disk 2, and the angle at handle 21 center and rotating disk 2 center is 30o；The upper end of pressing table 4 is provided with the centralized positioning boss of circular cone shape, the lower end of pressing table 4 has been threaded connection drive rod 41, there is the periphery locating ring 43 with turning handle 21 periphery of pressing table 4 also by threaded, and periphery locating ring 43 upper end is provided with location taper hole；Corresponding slide bar installing hole it is provided with on housing 11, drive rod 41 is inserted in slide bar installing hole, and be slidably connected with base 1, and drive rod 41 on base 1 along drive rod 41 axial direction slide, one end of drive rod 41 is set to cambered surface and contacts with the periphery, convex edge 31 of cam 3, and drive rod 41 periphery is also arranged with holddown spring 42, for making holddown spring 42 be easily installed, spring retainer convex edge 41131 it is also provided with on drive rod 41, with spring retainer end cap 13, spring retainer end cap 13 is sleeved on drive rod 41, and is fixed by screws on housing 11.Drill jig 5 is arranged on the top of pressing table 4, and is fixedly connected on base 1, and is provided with drill jig 5 on drill jig 5 and positions hole.
Specific works process and effect: hold the handle 21 connected on rotating disk 2, and rotary turnplate 2, owing to rotating disk 2 is connected with rotating shaft 32 spline of cam 3, so cam 3 also can rotate while rotating rotating disk 2, convex edge 31 and rotating shaft 32 eccentric setting due to cam 3, during so cam 3 rotates, the drive rod 41 contacted with periphery, convex edge 31 will overhang to housing 11 due to the extruding of periphery, convex edge 31, and owing to drive rod 41 periphery is provided with holddown spring 42, so when cam 3 carrys out back rotation, drive rod 41 by relatively and housing 11 back and forth stretch out retraction, thus change the distance between pressing table 4 and drill jig 5, just the compression to workpiece 6 can be realized.In order to reach the positioning action to workpiece 6, being provided with centralized positioning boss, centralized positioning boss is set to frustum, can make pressing table 4 during compressing workpiece 6, the axle center of workpiece 6 snap to the axle center of center positioning table, thus realizes location；But owing to every workpiece 6 all exists certain error, realize location only by center positioning table and compress, both positioning precision cannot have been ensured, thrust can not be made again to be uniformly distributed on workpiece 6, thus the periphery locating ring 43 arranged can further be compressed from the periphery of workpiece 6 and position, improve positioning precision.In order to make periphery, convex edge 31 contact for face with drive rod 41, prevent the inordinate wear between cam 3 and drive rod 41, so the face that drive rod 41 contacts with periphery, convex edge 31 is set to cambered surface.
Claims (6)
1. a gland location clamping drill jig, including: base, rotating disk, pressing table and drill jig；It is characterized in that, also include cam；Described cam is eccentric cam, and including rotating shaft and convex edge, and rotating shaft is cylinder with convex edge, and rotating shaft is fixed on the both ends of the surface of convex edge, but convex edge is eccentric in rotating shaft and arranges；Being provided with installation cavity on described base, described cam is arranged in installation cavity body, and cam is connected with base rotation, and has part rotating shaft to pay base, for actuated by cams end；Described rotating disk is arranged on above base, and is connected with actuated by cams end spline；The upper end of described pressing table is provided with centralized positioning boss and the periphery locating ring of circular cone shape, and periphery locating ring is provided centrally with positioning taper hole, and the lower end of pressing table has been threaded connection drive rod；Drive rod is slidably connected with described base, and one end of drive rod contacts with the periphery of the convex edge of cam；Described drill jig is arranged on the top of pressing table, and is fixedly connected on base, and is provided with hole, drill jig location on drill jig.
Gland location clamping drill jig the most according to claim 1, it is characterised in that described base includes that housing, cam support ring, described installation cavity are arranged on housing, and cam support ring is screwed on housing, and coordinates with the rotating shaft of cam one end.
Gland location clamping drill jig the most according to claim 1, it is characterised in that being provided with two handles on described rotating disk, handle is threadeded with rotating disk, and the angle of handle center and center of turntable is 30o.
Gland location clamping drill jig the most according to claim 1, it is characterised in that the face that described drive rod contacts with periphery, described convex edge is set to cambered surface.
Gland location clamping drill jig the most according to claim 1, it is characterized in that, described drive rod periphery is also arranged with holddown spring, spring retainer convex edge it is also provided with on drive rod, spring retainer end cap it is provided with on base, and spring retainer end cap is sleeved on drive rod, and it is fixed by screws on base.
Gland location clamping drill jig the most according to claim 1, it is characterised in that described periphery locating ring pressure is threadedly attached in the periphery of pressing table, and is also provided with turning handle on the hold-down ring of periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520961883.2U CN205414498U (en) | 2015-11-29 | 2015-11-29 | Tight jig of gland locating clip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520961883.2U CN205414498U (en) | 2015-11-29 | 2015-11-29 | Tight jig of gland locating clip |
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| Publication Number | Publication Date |
|---|---|
| CN205414498U true CN205414498U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520961883.2U Active CN205414498U (en) | 2015-11-29 | 2015-11-29 | Tight jig of gland locating clip |
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| CN (1) | CN205414498U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110732728A (en) * | 2019-10-16 | 2020-01-31 | 山东翔宇航空技术服务有限责任公司 | heat exchanger cutting and fixing device |
| CN112091278A (en) * | 2020-09-09 | 2020-12-18 | 杨春雨 | Hydraulic cylinder gland center tapping device with positioning mechanism |
-
2015
- 2015-11-29 CN CN201520961883.2U patent/CN205414498U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110732728A (en) * | 2019-10-16 | 2020-01-31 | 山东翔宇航空技术服务有限责任公司 | heat exchanger cutting and fixing device |
| CN110732728B (en) * | 2019-10-16 | 2022-08-02 | 山东翔宇航空技术服务有限责任公司 | A heat exchanger cutting and fixing device |
| CN112091278A (en) * | 2020-09-09 | 2020-12-18 | 杨春雨 | Hydraulic cylinder gland center tapping device with positioning mechanism |
| CN112091278B (en) * | 2020-09-09 | 2021-05-07 | 上海本牧实业有限公司 | A center opening device of a hydraulic oil cylinder gland with a positioning mechanism |
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