The lock catch type friction slip
Technical field
The utility model belongs to and is used for contact-type sliding friction protector, and the flexible protective device that particularly is contained on machinery and the instrument is the sheet support frame of bellows and telescopic steel protective housing and the Sliding friction slider on track or the slip surface contact edge.
Background technique
In the flexible protective system that mechanical field has used; support frame on the protective housing must be in the enterprising line slip of guide rail; reduce friction factor in order to reduce noise, and protection guide rail and protective housing support frame, usually on the protective housing support frame, add the little friction slip of friction factor.
Conventional friction slip is generally U type groove shape slide block, bonds on the protective housing support frame with special gelatin.Have following defective in the using process of this kind slide block: U type groove shape slide block structure is less, inconvenient daub, and the protective housing support frame generally also is that two walls are smooth, so adhesive effect is not good usually.In the process of motion, through the power collision and the lubricant grease erosion in a period, bonding effectiveness can reduce to come off at last gradually; Overheated, the cold bonding force that also can influence glue of mistake of ambient temperature causes slide block to come off at last on the other hand.In the case, not only do not have the effect that reduces friction, also can damage protective housing so that the wearing and tearing of machine guide rail surface.
At above-mentioned defective, application number for 2003101056218 utility model patent provide a kind of need not when mounted to make stick with glue the Sliding friction slider structure that connects, its technological scheme that adopts is as follows: comprise the U-shaped slide body of being made up of two vertical sidewalls and a diapire, it is characterized in that described U-shaped slide block one or both sides vertical sidewall inner side surface is provided with the cylindricality pin, in order to the locking sliding element.Because its column type piece as snap close is closely to link to each other with slider side wall, does not have elasticity, during installation, the sidewall on lock dog opposite must outwards be dodged and could be installed, because the plasticity of plastics, so sidewall is difficult to restore fully after opening.Therefore slide block has loosening after installation.Can not guarantee smooth running.
The model utility content
For solving existing friction slip, propose a kind of lock catch type friction slip, and realize by the following technical solutions in that the illusive problem of installation that exists on the flat support skeleton is installed:
A kind of lock catch type friction slip comprises the slide body that the longitudinal section be made up of two vertical sidewalls and a diapire takes the shape of the letter U, and it is characterized in that: wherein at least one sidewall is provided with the elastomer block that tilts in groove, another sidewall has relative through hole.
Further, described diapire is a strip, and the thickness of this diapire is greater than the thickness of described sidewall.
Further, described diapire comprises the axis part that is positioned at two end part, and the roller bearing between described axis part of being coupling.
Further, the thickness of the longitudinal cross-section, end of described elastomer block is greater than the width between described two vertical sidewalls.
Further, described elastomer block is ligule.
Further, described slide body integral body is rectangle.
Further, the number of described elastomer block is two, and the number of described through hole is two, and it opens the relative position place in elastomer block.
Further, described elastomer block is evenly distributed with certain spacing on sidewall.
Alternatively, described elastomer block and through hole are crisscross arranged on respective side walls.
Further, described slide body is the integrative-structure of single injection-molded.
Compared with prior art; advantage of the present utility model and good effect are as follows: the utility model is owing to adopt elastic lock; make install and fix more firm; and the friction slip body need not to use on be installed to the flat support skeleton any adhesive material or other fixing with component and material; only need push gently and make elastomer block fall into that preformed hole gets final product above the support frame; not only reduced the production installation cost; and owing to removed bonding process, thereby protected environment and air not contaminated.In addition, such lock catch type friction slip can be dismantled at any time, changes, and reuses.
After reading embodiment of the present utility model in conjunction with the accompanying drawings, other characteristics of the present utility model and advantage will become clearer.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below is embodiments more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the utility model slide body structural representation;
Fig. 2 is that B-B shown in Figure 1 is to view;
Fig. 3 is the utility model Application Example one structural representation;
Fig. 4 is the utility model Application Example two structural representations;
Fig. 5 is the slide body Application Example structural representation that has unfilled corner;
Fig. 6 is not for being with unfilled corner slide body Application Example structural representation;
Fig. 7 is the utility model Application Example four structural representations;
Among each figure:
100, slide body; 110, sidewall; 111, elastomer block; 112, through hole; 120, diapire; 121, roller bearing; 122, axis part; 130, U type groove;
200, flat support skeleton; 201, mounting hole.
Embodiment
Embodiment one, and with reference to figure 1 and Fig. 2, Fig. 1 is the utility model slide body structure plan view; Fig. 2 is that B-B shown in Figure 1 is to view.
As above shown in each figure, present embodiment lock catch type friction slip, comprise the slide body 100 that the longitudinal section be made up of two vertical sidewalls 110 and a diapire 120 takes the shape of the letter U, these slide body 100 integral body are square, wherein, one sidewall 110 is provided with the elastomer block 111 that tilts in groove, another sidewall 120 has relative through hole 112.
Described elastomer block 111 is ligule, the thickness of the longitudinal cross-section, end of elastomer block 111 is greater than the width between described two vertical sidewalls, promptly under the original state of no external force effect, elastomer block 111 is crooked in U type groove 130, and block the firmly gap of U type groove 130, make that so elastomer block 111 is fixing more firm.Make for convenience, present embodiment diapire 120 is a strip, and in order to reach wear-resisting effect, the transverse gage of this diapire is greater than the longitudinal thickness of described sidewall as shown in Figure 2.Present embodiment slide body 100 is the integrative-structure of single injection-molded.
During concrete the use,, the flat support skeleton 200 that has mounting hole 201 is inserted in the U type groove 130 of slide body 100 with reference to figure 3.Flat support skeleton 200 is pushed to the U of slide body 100 type groove bottom.Flat support skeleton 200 extruding ligule elastomer block 111.Because elastomer block 111 has elasticity, so ligule elastomer block 111 is opened U type groove 130 passages to self side yielding with this.When flat support skeleton 200 reached U type groove 130 bottom lands, the mounting hole 201 on the flat support skeleton 200 just in time was positioned at elastomer block 111 positions.Because the external force that is applied on the elastomer block 111 disappears, elastomer block 111 is recovered its no external force equilibrium position under the effect of self elastic force, seal U type passage again, thereby pin flat support skeleton 200, and slide body 100 and flat support skeleton 200 are become one.
When needs when flat support skeleton 200 unloads slide body 100, only need be by the through hole 112 on slide body 100 sidewalls, utilize simple tool with elastomer block 111 to the extruding of self side, to open the U type slot space of slide body, then flat support skeleton 200 is easy to unload from slide body 100.
Embodiment two, be with embodiment's one difference: the number of present embodiment slide body 100 elastomer block is two, elastomer block 111 is set up in parallel on same sidewall 110, correspondence has independently two through holes 112 on another sidewall 110, certainly, elastomer block, through hole, also can be crisscross arranged, number does not limit yet, promptly can be on the sidewall by elastomer block, through hole ... order is with the evenly distributed setting of certain spacing, press through hole on another sidewall, elastomer block ... with the evenly distributed order setting of certain spacing, in order to cooperate some specific position, also can irregularly be provided with certainly.
Embodiment three, are with the difference of the foregoing description: present embodiment slide body 100 can be arranged to have unfilled corner or not with the rectangular of unfilled corner, and as Fig. 5, shown in Figure 6, wherein Fig. 5 is for having unfilled corner slide body Application Example, in the turning form; Fig. 6 is not for being with unfilled corner slide body Application Example, and this kind form is mainly in order to cooperate some special mounting positions to be provided with.
Embodiment four, the difference of present embodiment and the various embodiments described above is: the present embodiment slide body adopts the mode of rolling in orbit to move, particularly, described diapire 120 comprises the axis part 122 that is positioned at two end part, and the roller bearing 121 between described axis part 122 of being coupling.Like this, during use, slide body 100 rolls in orbit against roller bearing 121, has greatly reduced frictional force.
It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technological scheme that aforementioned each embodiment put down in writing, and perhaps part technical characteristics wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment's technological scheme of the utility model.