CN201148298Y

CN201148298Y - Idler wheel cage shoe

Info

Publication number: CN201148298Y
Application number: CNU2007201313051U
Authority: CN
Inventors: 赵清民
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-12-08
Filing date: 2007-12-08
Publication date: 2008-11-12
Anticipated expiration: 2017-12-08

Abstract

The utility model relates to a roller guide shoe which is provided with a base. The base is provided with two groups of stand bearing columns which are hinged with the bottom end of a rocker arm. The front upper end of the rocker arm is provided with a bearing sleeve which is successively provided with a bearing and a spindle. A flange is formed on one end of the spindle which is successively connected with a master hub, a boundary hub and a polyurethane sleeve wheel. The other side of the base is respectively connected with a lower buffer shaft which is provided with an adjusting screw that can regulate the length and a buffer pad. The top lateral end of the rocker arm is hinged with an upper buffer shaft. The upper and the lower buffer shafts are matched in a sliding way and inserted in half and connected with each other. A round piping buffer sleeve is arranged on the peripheries of the upper and the lower buffer shafts. With an uneasily falling roller, the roller guide shoe has the advantages of good buffer, low noises, simple maintenance, strong abrasion resistance between the rocker arm and an axle pin. As an upgraded good product, the roller guide shoe is provided with spreading and application value.

Description

A kind of rolling cage shoe

Technical field

The utility model relates to a kind of being installed on the lifting container, plays a kind of rolling cage shoe of guiding buffer action when cage guide moves.

Background technology

At present, the bearing of general rolling cage shoe is mounted on the roller, and bearing can cause breaking-up because of water inlet or other impurity, can make back-up ring in the bearing because of irregular running damages the interlocking catch, causes and withdraws from clamp nut, the roller accident that drops that causing is in operation; Have the gap between rocking arm and the bearing pin, constantly make a noise during operation, noise can strengthen along with the increase of wearing clearance; And the swing of rocking arm and base also can influence the lifting container safe operation greatly during operation; If change the cage shoe cover, difficulty is big, and maintenance is big.

Summary of the invention

In order to overcome the weak point of existing rolling cage shoe, the utility model provides a kind of rolling cage shoe, and this rolling cage shoe is difficult for the roller that drops, cushion, noise is little, safeguards simple; abrasion-resistance is strong between rocking arm and the pivot pin, is the new product that rolling cage shoe updates, and has application value.

The technical scheme that its technical matters that solves the utility model adopts is: this rolling cage shoe is assembled by polyurethane wheel, master, wheel hub, main shaft, seal ring, bearing carrier ring, bearing, rocking arm, bearing pin, base, upper and lower buffer shaft, cushion collar, bearing pin and buffering adjust bar; It is characterized in that: this rolling cage shoe has a base, be dull and stereotyped below the base, have two groups of support columns of standing and having parallel via holes above the flat board, one of them support column, the bottom of the rocking arm of standing by the bearing pin and the tubulose sickleshaped of column is hinged; the positive upper end of rocking arm; be installed with the bearing carrier ring of the tubulose parallel with following bearing pin; in the bearing carrier ring; order is equipped with the end that the main shaft that is gripped by bearing passes bearing carrier ring, and an end of main shaft is fixed by clamp nut and retaining clamp, prevents that string is moving; main shaft passes an end of bearing carrier ring; be formed with the flange of concentric circles dish type, and flange is connected and fixed by main wheel hub connecting screw and main wheel hub, and the main wheel hub is connected and fixed by wheel hub connecting screw and wheel hub; lead; on the circumference of wheel hub, be set with the polyurethane wheel of annular arrangement; On another support column of base, bearing pin by column, with one section be silk axle, one end is that the following buffer shaft that has the through hole annulus is hinged, the silking of following buffer shaft upper end, its fixed cover is equipped with the adjusting screw(rod) of scalable length, and from top to bottom, order is set with the cushion rubber that approaches around a plurality of thick middle; The top side end of rocking arm has through hole, this through hole is hinged by the bearing pin and the last buffer shaft of column, last buffer shaft top is an annulus that has through hole, next section connects the cylinder that diameter is bigger, cylindrical center has blind hole, and this blind hole is inserted half with the adjusting screw(rod) sliding fit of following buffer shaft and is connected; In the periphery of upper and lower buffer shaft, be set with the cushion collar of pipe shape.During use, base is fixed on the cage, and the polyurethane wheel is fitted and rolled away on the track of cage, compels if cage is rocking to a side pressure, and buffer shaft promptly can carry out the pressure-reducing cushioning balance by cushion rubber up and down.

Its beneficial effect is: this rolling cage shoe is difficult for the roller that drops, and cushions, and noise is little, safeguards that simply abrasion-resistance is strong between rocking arm and the pivot pin, is the new product that rolling cage shoe updates, and has application value.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and the embodiments;

Accompanying drawing 1 is the structural representation of rocking arm of the present utility model, roller portion;

Accompanying drawing 2 is an integral structure scheme drawing of the present utility model;

Among Fig. 1,2,1 wheel hub check screw, 2 main wheel hub check screws, 3 wheel hubs, 4 polyurethane wheels, 5 main wheel hubs, 6 main shafts, 7 sealing rings, 8 bearings, 9 bearing carrier rings, 10 captive nuts, 11 retaining clamps, 12 rear encloseds lid, 13 rocking arms, 14 bearing pins, 15 bases, 16 spring cotters, 17 back-up rings, closing caps before 18, buffer shaft on 19,20 times buffer shafts, 21 cushion collars, 22 cushion spaces, 23 barriers, 24 cushion rubbers, 25 times buffer shafts, 26 bearing pins, 27 adjusting screw(rod)s, 28 bases.

The specific embodiment

In Fig. 1,2, this rolling cage shoe is assembled by polyurethane wheel 4, master,

wheel hub

5,3, main shaft 6, seal ring 7, bearing 8, axle sleeve 9, rocking arm 13, base 15, upper and

lower buffer shaft

20,25, cushion collar 21, bearing

14,19,26 and buffering adjust bar 27; It is characterized in that: this rolling cage shoe has the base 15 of a rectangle, base 15 bottoms are dull and stereotyped, dull and stereotyped upper surface has the square support column of two groups of parallel via holes of standing and have, one of them support column, the bottom of the rocking arm 13 of standing by columned bearing pin 14 and tubulose sickleshaped is hinged; the positive upper end of rocking arm 13; be installed with the bearing carrier ring 9 of the tubulose parallel with following bearing pin 14; in the bearing carrier ring 9; order is equipped with the main shaft 6 that is gripped by bearing 8, and it passes an end of bearing carrier ring 9, the other end of main shaft 6; fixing by clamp nut 10 and retaining clamp 11, prevent that string is moving; The end that main shaft 6 passes bearing carrier ring 9 is a front end, be formed with the flange of concentric circles dish type, flange is connected and fixed by main wheel hub connecting screw 1 and main wheel hub 5, main wheel hub 5 is connected and fixed by wheel hub connecting screw 2 and wheel hub 3, on the circumference of master,

wheel hub

5,3, be set with the polyurethane wheel 4 of annular arrangement; On another support column of base 15, by columned bearing pin 26, with one section be silking, one end is that the following buffer shaft 25 that has the through hole annular arrangement is hinged, silking on the following buffer shaft 25, it is set with the adjusting screw(rod) 27 of scalable length, and from top to bottom, order is set with the disc shaped cushion rubber 24 that approaches around a plurality of thick middle; The positive top side end of rocking arm 13 also has through hole, this through hole is hinged with last buffer shaft 20 by columned bearing pin 19, last buffer shaft 20 tops are annulus that have through hole, its next section connects the cylinder that diameter is bigger, cylindrical center has blind hole, and this blind hole is inserted half with adjusting screw(rod) 27 sliding fits of following buffer shaft 25 and is connected; In the periphery of upper and

lower buffer shaft

20,25, be set with the cushion collar 21 of pipe shape.During use, base 15 is fixed on the cage, and polyurethane wheel 4 is fitted and rolled away on the track of cage, if cage is rocking when a side pressure chases after,

buffer shaft

20,25 promptly can carry out the pressure-reducing cushioning balance by cushion rubber 24 up and down.

In Fig. 1,2, its rocking arm 13 is formed by the steel plate welding, and its underpart has the annulus of a horizontal band through hole, and its top has the annulus of two band through holes parallel with the bottom annulus arranged side by side, and the annulus of bottom is hinged by bearing pin 14 and base 15; One is bearing carrier ring 9 in 2 annulus on top, and it installs bearing 8 in proper order, main shaft 6 and polyurethane roller 4, and the annulus of another top side end is hinged by bearing pin 19 and last buffer shaft 20.

In Fig. 1,2, on the lower faceplate of base 15, have fixed orifice, captive joint with cage by bolt in this hole.

In Fig. 1,2, bearing carrier ring 9 two ends are fixed together by forward and backward

end cap

18,12 of key screw and bearing seat 9 respectively, between its front end cover 18 and the main shaft 6 and be filled with sealing ring 7, like this, bearing carrier ring 9 closed at both ends are tight, promptly dust impurity can be do not entered, the lubricated and running of its bearing 8 can be guaranteed.

Claims

1. rolling cage shoe, this rolling cage shoe is assembled by polyurethane wheel (4), master, wheel hub (5,3), main shaft (6), seal ring (7), bearing carrier ring (9), bearing (8), rocking arm (13), base (15), upper and lower buffer shaft (20,25), cushion collar (21), bearing pin (14,19,26) and buffering adjust bar (27); It is characterized in that: this rolling cage shoe has the base (15) of a rectangle, base (15) bottom is dull and stereotyped, dull and stereotyped upper surface has the square support column of two groups of parallel via holes of standing and have, one of them support column, the bottom of the rocking arm (13) of standing by columned bearing pin (14) and tubulose sickleshaped is hinged; the positive upper end of rocking arm (13); be installed with the bearing carrier ring (9) of the tubulose parallel with following bearing pin (14); in the bearing carrier ring (9); order is equipped with the main shaft (6) that is gripped by bearing (8), and it passes an end of bearing carrier ring (9), the other end of main shaft (6); fixing by clamp nut (10) and retaining clamp (11) prevents that string is moving; The end that main shaft (6) passes bearing carrier ring (9) is a front end, be formed with concentric disc shaped flange, flange is connected and fixed by main wheel hub connecting screw (1) and main wheel hub (5), main wheel hub (5) is connected and fixed by wheel hub connecting screw (2) and wheel hub (3), on the circumference of master, wheel hub (5,3), be set with the polyurethane wheel (4) of annular arrangement; On another support column of base (15), by columned bearing pin (26), with one section be silking, one end is that the following buffer shaft (25) that has the through hole annular arrangement is hinged, silking on the following buffer shaft (25), it is set with the adjusting screw(rod) (27) of scalable length, and from top to bottom, order is set with the disc shaped cushion rubber (24) that approaches around a plurality of thick middle; The positive top side end of rocking arm (13) also has through hole, this through hole is hinged by columned bearing pin (19) and last buffer shaft (20), last buffer shaft (20) top is an annulus that has through hole, its next section connects the cylinder that diameter is bigger, cylindrical center has blind hole, and this blind hole is inserted half with adjusting screw(rod) (27) sliding fit of following buffer shaft (25) and is connected; Periphery in upper and lower buffer shaft (20,25) is set with the cushion collar (21) of pipe shape.

2. a kind of rolling cage shoe according to claim 1, it is characterized in that: bearing carrier ring (9) two ends are fixed together by the forward and backward end cap of key screw (18,12) and bearing seat (9) respectively, between its front end cover (18) and the main shaft (6) and be filled with sealing ring (7).