CN102991598A - Floating adjusting pad - Google Patents
Floating adjusting pad Download PDFInfo
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- CN102991598A CN102991598A CN 201110281098 CN201110281098A CN102991598A CN 102991598 A CN102991598 A CN 102991598A CN 201110281098 CN201110281098 CN 201110281098 CN 201110281098 A CN201110281098 A CN 201110281098A CN 102991598 A CN102991598 A CN 102991598A
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- adjusting
- pad
- adjusting gasket
- gasket
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Abstract
The invention relates to a floating adjusting pad in a caterpillar band tension force adjusting device. The adjusting pad comprises a guiding wheel, a longitudinal beam, an adjusting gasket I, an adjusting gasket II, a tension device and the like, wherein the adjusting gaskets in the adjusting pad are arranged on the inner side of a longitudinal beam fender and between a support lug of the tension device and a bottom plate of the fender; the adjusting gasket I is connected with the head of a bolt through the guiding wheel and the tension device for positioning; the adjusting gasket II is directly controlled by using an exposed pin of the adjusting gasket I, and can be moved slightly and freely according to a gap between the adjusting gasket I and the adjusting gasket II along the length direction of the longitudinal beam during working; in the state of small-gap adjustment, slight and free movement of the adjusting gasket II is realized by increasing/decreasing or replacing steel plates in the adjusting gasket II; and once the accumulated adjusting gap of the adjusting gasket II is equal to the wall thickness of a medium-thickness plate in the adjusting gasket I, another adjusting gasket I can be added directly, and instant replacement is performed by reducing corresponding steel plates in the adjusting gasket II, so that the working gap of the tension device is always kept in an adjustable state. The floating adjusting pad is simple in structure, and is convenient to install and maintain.
Description
Technical field
The present invention relates to the rigidity tensioning mechanism of caterpillar belt structure running gear, in long-term use procedure, along with bearing pin and the pin-and-hole diameter of caterpillar chain rail progressively weares and teares, the track pitch actual size constantly increases, guarantee timely adjustment of track tensioning force realization, be particularly useful for the chassis that large-scale engineering machinery contains the track rigidity tension structure.
Background technology
At present, in order to ensure the ride comfort that contains during the caterpillar belt structure engineering machinery chassis walking, prevent that the crawler belt overrelaxation from causing drive wheel (jumping tooth) phenomenon of trackslipping, and in the girder work on most of dizzy classes chassis, is equipped with the adjustable special construction of track tensioning force.During travelling in the chassis, in case the crawler belt overrelaxation appears, before causing drive wheel jumping tooth, in order in time its tensile force is carried out suitable adjustment.
Described track tensioning force adjustable mechanism depending on the difference of its practical structures, can be divided into two kinds of different types of elasticity and rigidity.Rigidity with regard to track tensioning force is adjusted structure, formed by tensioning hydro-cylinder, adjustment pad and guide wheel, the degree of the in use size of visual actual tensile force and related components wearing and tearing, the pad of in time increase and decrease or replacing different-thickness, keep tensile force and actual needs to be close, guarantee the normal operation on this chassis.
Above-mentioned track tensioning force rigidity is adjusted in the structure, adjusts the structure of pad and reasonably installation, location, benevolence person occurred and has seen that the benevolence sage sees all multi-form of intelligence.
Summary of the invention
The purpose of this invention is to provide a kind of simple in structurely, reliable and practical, under the continuous wear pattern of track rail assembly correlated parts, can conveniently realize this tensile force adjustment at any time, guarantee the normal floating type adjusting pad that uses of this chassis rigidity tensioning mechanism.
The object of the present invention is achieved like this: this structure comprises guide wheel, longeron, adjustment pad I, adjusts the parts such as pad II, tightening device.The journal stirrup of the symmetrical and evagination of two of tightening device front ends, the sliding rail rear end face corresponding with the guide wheel both sides state of all keeping in touch, and be bolted and be integrated, and be installed into together the interior crotch of longeron leading section mudwing, guarantee simultaneously slide rail and the above-mentioned journal stirrup thereof of guide wheel both sides, correctly enter in the rail plate of this mudwing.Adjust the aft end face that pad I is close to this journal stirrup, and adjust pad II following closely, be installed in the rail plate.
Adjustment pad I in the described structure contains slab and pin.This slab is to process 4 circular holes in rectangular steel plates to form, and two small sircle holes of transverse distribution also contain ledge structure in the middle of it, and its pin mainly is comprised of the cylinder of two sections different-diameters and length, and the total length of pin is slightly less than the wall thickness dimension of slab.After finishing installation, two big holes that its slab is vertically arranged entangle the head of above-mentioned bolt, lateral symmetry two of distributing in intermediate position are contained in the small sircle hole of step, be separately installed with the pin of guiding and positioning action, the end that its diameter is slightly thin is the state of exposing and above-mentioned journal stirrup dorsad, on period, its exposed parts have also inserted and have adjusted in the steel plate of pad II.
Adjustment pad II in the described structure, profile is identical and wall thickness is different and quantity is different steel plate and screw, packing ring form by one group, all steel plates are rectangle and contain semicircle ledge arrangement at the middle part of Width one side, except the home position of a lug is the helicitic texture, all the other each steel plates are unthreaded hole; And with the special construction that to adjust the contacted steel plate of pad I be three circular holes, the opposite side corresponding with its lug two circular holes that distribute, its size and location pin overhanging with adjusting pad I adapts.And tightening device is assembled by the bearing that contains symmetrical two evagination journal stirrups and spring, oil cylinder, fuel feeding valve.Two outer panels of its longeron front end mudwing, containing can be for the rectangular opening structure of adjusting pad is installed.
During installation, at first as required guide wheel, tightening device are assembled into one by bolt, immediately assembling all-in-one-piece parts are installed in the inside of longeron from mudwing one end, simultaneously, guarantee between the rail plate of slide rail in mudwing of guide wheel both sides.Then caterpillar wheel and crawler belt can be installed, and in oil cylinder, add the grease injection tensioned tracks by the fuel feeding valve in the tightening device, from the rectangular opening of mudwing both sides, install this moment and adjust pad I, and keep it to expose the dorsad center shaft of guide wheel of pin, install successively to adjust among the pad II subsequently and contain the steel plate of three pore structures and steel plate with threaded hole, and guarantee that semicircle lug one side of each steel plate is positioned at the outside of this longeron, the lug profile of each steel plate is mutually corresponding, then choose the steel plate of all the other different-thickness and quantity according to the size of actual gap, be placed between above-mentioned two block plates.In case its gap adjustment is satisfied, uses immediately screw, packing ring that each part steel plate is connected as one, thereby finishes installation and the adjustment of this structure.
Advantage of the present invention is adjusted pad and is installed in the rail plate of longeron mudwing inboard in this structure, be close to two journal stirrups of bearing in the tightening device, relatively guide wheel for be arranged symmetrically with and the engineering of working in be in all the time quick condition.Assemble completely, adjust the position of pad I by the head location of guide wheel, tightening device tie bolt, and the position of the adjusting pad II pad I that is adjusted exposes pin control, then can trace along the longeron length direction mobile freely.As long as the formed actual gap of tightening device, less than the height of this bolt head or adjust the length of pad I pin exposed parts, can guarantee all adjust pad correct positions, install reliable, will not self falling.Under the state that only needs little gap to adjust, can or change by increase and decrease the steel plate of adjusting among the pad II realizes, when in case its accumulation adjustment size reaches the wall thickness of adjusting pad I cut deal, can directly increase by one and adjust pad I, and reduce the quantity of adjusting corresponding steel plate among the pad II thereupon and adjust, can keep the working clearance of tightening device to be in all the time rational state.It is simple in structure, and is convenient for installation and maintenance.
Be described further below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is one embodiment of the present of invention constructionals drawing.
Fig. 2 is to view among Fig. 1.
The specific embodiment
At first guide wheel (1) is assembled into one with tightening device (5) by bolt (3), packing ring (4) as required, put its inside with the parts that are about to assemble into from the mudwing end of longeron (2), and the slide rail of guaranteeing guide wheel (1) both sides correctly enters between the rail plate of mudwing inboard, and the fuel feeding valve in the tightening device (5) points to the outside of longeron (2).Caterpillar wheel (9) and crawler belt (8) then are installed, by adding its crawler belt of grease injection tensioning in the oil cylinder in tightening device (5).Install this moment and adjust pad I (6), and keep it to expose the dorsad center shaft of guide wheel (1) of pin; And adjustment pad II (7).In the process of adjusting pad II (7) is installed, at first place the steel plate that contains three pore structures, two circular holes of guaranteeing its middle part correctly are enclosed within on the overhanging pin of adjusting pad I (6), its steel plate with threaded hole is installed subsequently, and then according to the size of this structure actual gap, all the other needed each steel plates are installed between above-mentioned two steel plates, are guaranteed that the ledge arrangement of steel plate is positioned at the outside, use at last screw, packing ring that each part steel plate is connected as a single entity.
Claims (3)
1. the present invention relates to the floating type adjusting pad that track tensioning force can be adjusted at any time, this adjusting pad comprises guide wheel, longeron, adjustment pad I, adjusts pad II, tightening device, crawler belt, caterpillar wheel, bolt, packing ring, adjust the aft end face that pad I is close to the tightening device journal stirrup, adjust pad II following closely, be installed in the rail plate of longeron mudwing, rely on to adjust the pin that pad I exposes, realizes mutually spacing between two kinds of adjustment pads.
2. floating type adjusting pad according to claim 1, Ji Tezheng are to adjust pad I to contain slab and pin, and this slab is to process 4 circular holes in rectangular steel plates to form, and two small sircle holes of its centre transverse distribution also contain ledge structure.
3. floating type adjusting pad according to claim 1, it is characterized in that adjusting pad II, profile is identical and wall thickness is different and quantity is different steel plate and screw, packing ring form by one group, all steel plates are rectangle and contain semicircle ledge arrangement at the middle part of Width one side, except the home position of a lug is the helicitic texture, all the other each steel plates are unthreaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110281098 CN102991598A (en) | 2011-09-09 | 2011-09-09 | Floating adjusting pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110281098 CN102991598A (en) | 2011-09-09 | 2011-09-09 | Floating adjusting pad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102991598A true CN102991598A (en) | 2013-03-27 |
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ID=47920839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110281098 Pending CN102991598A (en) | 2011-09-09 | 2011-09-09 | Floating adjusting pad |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102991598A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109819696A (en) * | 2019-03-11 | 2019-05-31 | 华南理工大学 | Herbicidal methods between a kind of modular paddy field weed-killer robot and water flow sputtering strain |
| CN110733839A (en) * | 2018-07-19 | 2020-01-31 | 久益环球地下采矿有限责任公司 | System and method for tensioning a conveyor in a mining system |
-
2011
- 2011-09-09 CN CN 201110281098 patent/CN102991598A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110733839A (en) * | 2018-07-19 | 2020-01-31 | 久益环球地下采矿有限责任公司 | System and method for tensioning a conveyor in a mining system |
| CN109819696A (en) * | 2019-03-11 | 2019-05-31 | 华南理工大学 | Herbicidal methods between a kind of modular paddy field weed-killer robot and water flow sputtering strain |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130327 |