CN205414990U - Clamping device of triangle -shaped apron - Google Patents
Clamping device of triangle -shaped apron Download PDFInfo
- Publication number
- CN205414990U CN205414990U CN201520994100.0U CN201520994100U CN205414990U CN 205414990 U CN205414990 U CN 205414990U CN 201520994100 U CN201520994100 U CN 201520994100U CN 205414990 U CN205414990 U CN 205414990U
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- China
- Prior art keywords
- pedestal
- hole
- pressing plate
- platen
- cam
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Abstract
The utility model discloses a clamping device of triangle -shaped apron relates to anchor clamps, clamping device of triangle -shaped apron includes base, clamping mechanism and drive division, the base lower extreme has fixed stabilizer blade, sets up the spout on the lateral wall of base, clamping mechanism includes clamp plate, cam, the clamp plate is L shape, and clamp plate one end is the load end of slidable mounting in the base spout, and the clamp plate other end is the exposed core, the load of clamp plate end is provided with the atress hole, and the side in atress hole is provided with the scarf, the one end of cam stretches into in the atress hole and is provided with and is sliding connection to complex scarf, cam with the base with atress hole scarf, total three groups of clamping mechanism are along the central central symmetry distribution of base, the drive division includes pressure disk, drive screw, drive screw fixes at the base lower extreme, pressure disk and base sliding connection, drive screw wears out from the through -hole at pressure disk center to it has drive nut to twist at drive screw's lower end rotation, the reinforcing of this patent reduces vibrations to the tight effect of clamp of triangle apron.
Description
Technical field
This utility model relates to a kind of fixture, particularly relates to the clamping device of a kind of angle fillet.
Background technology
In some assemblies of automobile, mostly including housing and internal driving member, housing is generally of the effect supporting driving member；Housing is generally made up of cavity and cover plate, threaded connection hole is on the cover board bored so typically requiring, and in order to there be preferable sealing effectiveness between cover plate and cavity, also need to arrange sealing ring between cavity and cover plate, the most on the cover board also need to mill out the mounting groove of sealing ring；The cover plate of existing a kind of triangle, in order to reach preferably to position, it is common that using a limit of cover plate as benchmark, the angle that then pressure true edge in top is corresponding；And by the existing location of the top at diagonal angle compacting, this kind of method is less due to stress point, so clamping effect is bad, shakes bigger.
Utility model content
This utility model is intended to provide the clamping device of a kind of angle fillet, to strengthen the clamping effect to triangle cover plate, reduces vibrations.
The clamping device of base case angle fillet of the present utility model, including pedestal, clamp system and drive division；Described pedestal is column, and pedestal lower end is provided with fixing leg, and the sidewall of pedestal arranges chute；Described clamp system includes pressing plate, cam；Described pressing plate is L-shaped, and pressing plate one end is the load end being slidably mounted in pedestal chute, and the pressing plate other end is bare terminal end, and bare terminal end is beyond the upper plane of pedestal；The load end of described pressing plate is provided with stress hole, and the side of stress hole is provided with wedge surface, and one end of described cam extend in stress hole and is provided with stress hole wedge surface to the wedge surface coordinated；The other end of cam and pedestal are for being slidably connected；Described clamp system has three groups, is uniformly distributed along pedestal circumference；Described drive division includes platen, drives screw rod；One end of described driving screw rod is fixed on pedestal lower end, and is positioned at the center of pedestal；Described platen is slidably connected with pedestal, and platen and cam contact；Platen be provided centrally with a through hole, the described driving screw rod through hole from platen center passes, and drive screw rod lower end screwed driving nut.
In this base case, by screwing the driving nut of drive division below pedestal, drive nut platen can be formed extruding, owing to platen and pedestal are for being slidably connected, so platen can move up under the extruding driving nut；Platen moves up Shi Zehui and cam is formed extruding, then the wedge surface that cam matches with the stress hole of pressing plate will mutually extrude, so that the bare terminal end of pressing plate produces pressure to workpiece, and will Workpiece clamping.Owing to clamp system has three groups, circumference along pedestal is uniformly distributed, so that the bare terminal end of pressing plate forms angular distribution, therefore when clamping workpiece, each side of workpiece is extruded, and owing to three pressing plates are driven via storage capacitors simultaneously, so under the common effect of three pressing plates, also workpiece can be positioned.
This programme cooperation by three pressing plates, from the three of workpiece sides, workpiece is applied clamping force, therefore the clamping to workpiece is more firm, and owing to workpiece is exerted a force by pressing plate simultaneously, so pressing plate has the positioning action of workpiece centering while clamping workpiece；Therefore workpiece is while meeting inner position, enhances again clamping effect, reduces the vibrations adding man-hour.
In this programme, this device can be fixed on drilling machine or milling machine by fixing leg, fixes leg simultaneously and also leaves space for drive division, makes spanner can extend into drive division lower end and rotates driving nut, can use ratchet spanner for easy to operate spanner simultaneously.The bare terminal end of pressing plate is effective retained part beyond the part of plane on pedestal, directly contacts with workpiece.Rotating and drive nut so that it is moving down, platen and cam all will move down under gravity, now cam can depart from the wedge surface of pressing plate stress hole and coordinates, i.e. workpiece can be unclamped by pressing plate.
Preferred version one, as the further optimization to base case, the load end of described pressing plate is additionally provided with spacing hole, and spacing hole is bar hole, and limited location pin extend in spacing hole, and position-limitting pin is threaded on pedestal；Position-limitting pin can prevent pressing plate from coming off from chute, can be controlled the stroke of pressing plate again simultaneously.
Preferred version two, as the further optimization to preferred version one, is additionally provided with spring mounting hole in described pressing plate, spring mounting hole leads to spacing hole, and passes from the sidewall of pressing plate bare terminal end；And spring mounting hole has stud towards the connection of bare terminal end threaded one end, and between stud and position-limitting pin, it is provided with stage clip；This optimization makes pressing plate have the trend opened all the time, thus beneficially the laying and taking out of workpiece.
Preferred version three, as the further optimization to base case, described pressing plate bare terminal end is additionally provided with the convex Le of arc；When this optimization can make platen clamp side surface of workpiece, moreover it is possible to make workpiece be adjacent on pedestal.
Preferred version four, as the further optimization to base case, is provided with top pad at described platen and described cam contact, and top pad is threaded on described platen；There is after using for a long time due to cam certain abrasion, and the possible abrasion condition of each cam is different, the most after long-term use, there will be the situation of unbalance stress between platen and cam；The most then can compensate by screwing top pad.
Accompanying drawing explanation
Fig. 1 is the schematic front view of this utility model embodiment；
Fig. 2 is the sectional view of this utility model 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: pedestal 1, clamp system 2, drive division 3, workpiece 4, fixing leg 11, driving screw rod 12, top pad 13, pressing plate 21, cam 22, position-limitting pin 23, stage clip 24, stud 25, platen 31.
Embodiment is the most as shown in Figure 1: the clamping device of angle fillet includes pedestal 1, clamp system 2 and drive division 3.Pedestal 1 is in column, and lower end is provided with fixing leg 11；On the sidewall of pedestal 1, chute is set.
As shown in Figure 1 and Figure 2, clamp system 2 includes pressing plate 21, cam 22；Its center platen 21 is L-shaped；One end is load end, coordinates with the chute on pedestal 1, makes pressing plate 21 be slidably mounted on pedestal 1；And the other end is bare terminal end, beyond the upper plane of pedestal 1.Load end at pressing plate 21 is provided with stress hole and spacing hole；The side of stress hole is provided with, wedge surface, and one end of cam 22 extend in stress hole simultaneously, and is provided with on cam 22 with stress hole wedge surface to the wedge surface coordinated；The other end of cam 22 is inserted on pedestal 1 in the hole of correspondence, and cam 22 with pedestal 1 for being slidably connected, when cam 22 moves up relative to pedestal 1, the wedge surface that cam 22 matches with the stress hole of pressing plate 21 will mutually extrude, thus pressing plate 21 can produce in chute and slide.The spacing hole of pressing plate 21 has position-limitting pin 23 stretch into, position-limitting pin 23 is screwed on pedestal 1, to realize the fixing of position-limitting pin 23, spacing hole is that bar hole makes pressing plate 21 can slide in the chute of pedestal 1, but its stroke is again by the control of position-limitting pin 23.Being additionally provided with spring mounting hole in pressing plate 21, spring mounting hole leads to spacing hole, and passes from the sidewall of pressing plate 21 bare terminal end；And spring mounting hole is provided with screw thread towards bare terminal end one end, and screw stud 25, between stud 25 and position-limitting pin 23, be provided with stage clip 24.Clamp system 2 has three, and the circumference along pedestal 1 is uniformly distributed.Thus by the cooperation of three pressing plates 21, workpiece 4 can be realized the effect compressed.
As it is shown in figure 1, drive division 3 includes platen 31, drives screw rod 12；The one end driving screw rod 12 is welded on pedestal 1 lower end, and is positioned at the center of pedestal 1；The outer peripheral face of platen 31 is provided with chute, and is provided with the convex Le matched on pedestal 1, makes platen 31 be slidably connected with pedestal 1；At the through hole that is provided centrally with of platen 31, drive screw rod 12 to pass the through hole at platen 31 center, and stretch out from the lower end of platen 31, then screwed driving nut in the lower end driving screw rod 12.Drive nut can promote shifting on platen 31 when rotating, and platen 31 contacts with cam 22, so while moving on platen 31, can promote and move on cam 22 simultaneously, i.e. realize the slip of pressing plate 21, thus realize the clamping to workpiece 4.As in figure 2 it is shown, during in order to make pressing plate 21 clamp workpiece 4 side, moreover it is possible to making workpiece 4 be adjacent on pedestal 1, be additionally provided with the convex Le of arc on pressing plate 21 bare terminal end, workpiece 4 is between the convex Le of arc and pedestal 1.
As in figure 2 it is shown, platen 31 and cam 22 contact position are provided with top pad 13, top pad 13 is threaded on platen 31；There is after using for a long time due to cam 22 certain abrasion, and the possible abrasion condition of each cam 22 is different, the most after long-term use, there will be the situation of unbalance stress between platen 31 and cam 22；The most then can compensate by screwing top pad 13.
Claims (5)
1. a clamping device for angle fillet, including pedestal, clamp system and drive division；It is characterized in that, described pedestal is column, and pedestal lower end is provided with fixing leg, and the sidewall of pedestal arranges chute；Described clamp system includes pressing plate, cam；Described pressing plate is L-shaped, and pressing plate one end is the load end being slidably mounted in pedestal chute, and the pressing plate other end is bare terminal end, and bare terminal end is beyond the upper plane of pedestal；The load end of described pressing plate is provided with stress hole, and the side of stress hole is provided with wedge surface, and one end of described cam extend in stress hole and is provided with stress hole wedge surface to the wedge surface coordinated；The other end of cam and pedestal are for being slidably connected；Described clamp system has three groups, is uniformly distributed along pedestal circumference；Described drive division includes platen, drives screw rod；One end of described driving screw rod is fixed on pedestal lower end, and is positioned at the center of pedestal；Described platen is slidably connected with pedestal, and platen and cam contact；Platen be provided centrally with a through hole, the described driving screw rod through hole from platen center passes, and drive screw rod lower end screwed driving nut.
The clamping device of angle fillet the most according to claim 1, it is characterised in that the load end of described pressing plate is additionally provided with spacing hole, spacing hole is bar hole, and limited location pin extend in spacing hole, and position-limitting pin is threaded on pedestal.
The clamping device of angle fillet the most according to claim 2, it is characterised in that be additionally provided with spring mounting hole in described pressing plate, spring mounting hole leads to spacing hole, and passes from the sidewall of pressing plate bare terminal end；And spring mounting hole has stud towards the connection of bare terminal end threaded one end, and between stud and position-limitting pin, it is provided with stage clip.
The clamping device of angle fillet the most according to claim 1, it is characterised in that be additionally provided with the convex Le of arc on described pressing plate bare terminal end.
The clamping device of angle fillet the most according to claim 1, it is characterised in that being provided with top pad at described platen and described cam contact, top pad is threaded on described platen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520994100.0U CN205414990U (en) | 2015-12-05 | 2015-12-05 | Clamping device of triangle -shaped apron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520994100.0U CN205414990U (en) | 2015-12-05 | 2015-12-05 | Clamping device of triangle -shaped apron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205414990U true CN205414990U (en) | 2016-08-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520994100.0U Expired - Fee Related CN205414990U (en) | 2015-12-05 | 2015-12-05 | Clamping device of triangle -shaped apron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205414990U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105364541A (en) * | 2015-12-05 | 2016-03-02 | 重庆腾通工业设计有限公司 | Clamping device for triangular cover plate |
-
2015
- 2015-12-05 CN CN201520994100.0U patent/CN205414990U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105364541A (en) * | 2015-12-05 | 2016-03-02 | 重庆腾通工业设计有限公司 | Clamping device for triangular cover plate |
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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 |
Granted publication date: 20160803 Termination date: 20161205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |