CN201326187Y

CN201326187Y - Wearing pad component

Info

Publication number: CN201326187Y
Application number: CNU2008201768278U
Authority: CN
Inventors: P·K·多赖维鲁
Original assignee: Caterpillar Inc
Current assignee: Caterpillar Inc
Priority date: 2008-11-25
Filing date: 2008-11-25
Publication date: 2009-10-14
Anticipated expiration: 2018-11-25

Abstract

The utility model provides a wearing pad component used between two components, which comprises a wearing pad (6) which is mounted in the opening of either of the two components, a cover plate (4) which is fixed on a frame and covers the wearing pad (6), an adjusting mechanism whose one end contacts with the wearing pad (6) and other end is mounted on the cover plate (4), and which can be adjusted according to the wearing capacity of the wearing pad (6). The wearing pad component has simple structure, which can b adjusted from outside at any time without detaching, and is easy to be changed when the wearing pad component is seriously abraded and can not be continuously used, and therefore, the wearing pad component can obviously reduce machine halt time, and improves production rate.

Description

The wear pad assembly

Technical field

The utility model relates to a kind of wear pad assembly.

Background technology

In mechanically moving such as loader especially side shifting type backhoe loader, no matter be in the moving process or in the operation process, all may face bad working environment, vibration interrupted or that continue can cause the wearing and tearing even the inefficacy of each component.In order to operate purpose, machinery must be equipped stabilizer, support etc.These equipments must guarantee to be in operation process or in the mechanical moving process and allow on the mobile ad-hoc location of safety, to avoid various mobile risks.The vibration of machine in operation process usually causes the distance between stabilizer socket and the frame to change.For the relative position that stabilizer socket and frame are remained broadly stable, often in that being set, wear pad suppresses the vibration that produces in operation process or the moving process.Can use for example plastic wear pad.Yet the use of present wear pad is very inconvenient.This wear pad is unadjustable, and along with the increase of the degree of wear, the gap of stabilizer socket and frame is increasing, thereby can cause the vibration in the mechanically actuated process, thereby this uncontrollable wear pad has to often change.This causes undesirable machine stopping time and causes loss in productivity.Especially when changing wear pad, need earlier the stabilizer cylinder body is shifted out from frame, and then the stabilizer socket pulled down, change new wear pad after, again with stabilizer socket and stabilizer cylinder body reinstall.This has extended downtime again, causes bigger loss in productivity.Even more serious is, if the wear pad that does not have in good time replacing to wear and tear, wear pad will come off, and causes more serious accident.Therefore, press for a kind of wear pad easy to use design.

The utility model content

In view of the problems referred to above that prior art exists, the utility model provides a kind of two wear pad assemblies between the parts that are used for, and it comprises: wear pad, and it is installed in the opening of parts in described two parts; Cover plate, it is fixed on the described parts and covers described wear pad; Governor motion, the one end contacts with wear pad, and the other end is attached on the described cover plate, can regulate according to the wear extent of described wear pad.By this adjusting, in described wear pad and described two parts another remained contact.

In one embodiment, described governor motion comprises screw member, and described screw member can be holding screw, and this holding screw runs through described cover plate.Described governor motion also can be made of bolt.

Described governor motion also can be made of elastic component such as spring.

In one embodiment, described governor motion is a screw member, bolt.

In one embodiment, described wear pad can be single type or multi-piece type, forms recess at least a portion edge.

In one embodiment, described wear pad has the governor motion contact portion at middle body, and it is harder than the material of making this wear pad to form the material of this governor motion contact portion.

In one embodiment, described governor motion contact portion is made of metal.

Description of drawings

To more clearly understand the purpose of this utility model and advantage by the accompanying drawing that preferred implementation is shown, wherein:

Fig. 1 is the exploded view according to the wear pad assembly of a kind of embodiment of the present utility model that will be installed on the frame of loader;

Fig. 2 is the assembly drawing according to the wear pad assembly of a kind of embodiment of the present utility model that will be installed on the frame of loader, wherein for for the purpose of clear the demonstration, frame is not shown;

Fig. 3 is mounted in the schematic diagram according to the wear pad assembly of a kind of embodiment of the present utility model on the frame of loader stabilizer.

Fig. 4 is the plan view of the wear pad in the wear pad assembly shown in Figure 1;

Fig. 5 is the sectional view along the wear pad of the A-A section of Fig. 4.

The specific embodiment

Fig. 1 is an example with the frame of loader, shows opening 10 and the wear pad assembly that will be installed in the opening 10 on the frame 9, wherein Reference numeral 8 expression stabilizer sockets.Obviously, the loader that illustrates is here just given an example, and other may can use the utility model for the machinery of vibration working environment.This wear pad assembly comprises wear pad 6 and covers the cover plate 4 of wear pad 6 that this cover plate is fixed on the frame 9, for example can be installed on the frame 9 by retention mechanism.In order to regulate at any time according to the wear condition of wear pad 6, make frame 9 and stabilizer socket 8 keep certain relative position, also be provided with governor motion.As shown in Figure 1, this governor motion comprises a screw member 5.These screw member 5 one ends withstand on the wear pad 6, and an end passes cover plate 4.Screw member 5 can be an inner threaded member, and interior hexagonal holding screw as shown in Figure 1 can be regulated by spanner from cover plate 4 outsides.Can be the external screw thread member also,, be screwed in the cover plate 4 in the corresponding internal thread as external screw rod, or the bolt form.Perhaps cover plate 4 can only be provided with a through hole, and nut of outer setting is by realizing screw member 5 and cooperating of nut adjusting.Certainly, above-mentioned governor motion any similar structures that can adopt those of ordinary skill in the art to expect.For example, without screw member, but use elastic component, an end withstands on the wear pad 6, and the other end is contained on the cover plate 4.By this governor motion, wear pad 6 is contacted with the outer wall of stabilizer socket 8 all the time, play the effect that suppresses vibration, when wear pad 6 serious wear, can prevent that wear pad 6 from coming off, and avoids causing danger.

When wear pad 6 serious wear can't continue to use, change wear pad 6 by opening cover plate 4, and need not stabilizer cylinder body and stabilizer socket are pulled down.This has reduced downtime, thereby has improved production efficiency.

In a kind of embodiment shown in Figure 2, governor motion comprises and runs through described cover plate 4 screw members 5, hexagonal holding screw in being illustrated as.When wear pad 6 wearing and tearing needed to regulate, by hexagonal holding screw in tightening such as the aid of L type inner hexagon spanner, this can push wear pad 6, makes it closely to contact with stabilizer socket 8.In an example, hexagonal holding screw outside has external screw thread in this, is used with nut 3, is used for fastening described interior hexagonal holding screw.As previously described, also can be in the through hole of cover plate 4 tapping, cooperate with screw member 5, thus without nut 3.When wear pad 6 wearing and tearing needed to regulate, by spanner rotary screwing thread member 5, pushing wear pad 6 gets final product wear pad 6 tight contact stabilization organ pipe tubes 8, and was very convenient.This adjustment process can repeat repeatedly, weares and teares fully up to wear pad 6 and can't continue to use.

Fig. 3 shows the wear pad component groups and installs to schematic diagram on frame 9 and the stabilizer socket 8.Wherein wear pad 6 is covered by cover plate 4.Cover plate 4 is fixed on the frame 9 by retention mechanism.In the example shown in Fig. 1-3, retention mechanism is a screw member, is illustrated as a plurality of bolts 2, also can have packing ring 7.When wear pad 6 serious wear can't continue to use, can unclamp bolt 2, open cover plate 4 and change wear pad 6.Cover plate 4 also can be fixed on the frame 9 by other any suitable manner.For example snap fastener etc. can be set, the structure in that the outer ledge of cover plate 4 is provided for engaging can easily be fixed on the frame.

Fig. 4 shows the structure of wear pad 6 itself.As shown in the figure, wear pad 6 can be a single type.Certainly, wear pad 6 is not limited thereto, and also can be multi-piece type.In addition, the shape of wear pad 6 can be arbitrarily, rectangle, circle, square not even regular shape all can, as long as can put in the opening 10 of described frame 9.Change for the ease of operator grasping, wear pad 6 can form recess at least a portion edge.In embodiment shown in Figure 4, wear pad 6 be shaped as whole rectangle, form recesses two opposed side edges.Also can on a side or more a plurality of side, form recess, so that when changing wear pad 6, conveniently pick up.This wear pad 6 can be whole made of plastic.If but governor motion adopts screw member 5, and screw member often metal material make, damage for fear of plastics wear pad 6, as shown in Figure 4, wear pad 6 can have by than the hard material of other part materials that the form wear pad governor motion contact portion 1 that forms such as metal material for example at middle body, and an end of governor motion props up this contact portion.In the example that Fig. 4 shows, this governor motion contact portion is a metal sheet.Can prolong the application life of wear pad 6 thus.

Fig. 5 is the A-A sectional view of wear pad 6 shown in Figure 4.From figure, can clearly be seen that, governor motion contact portion 1 can be embedded in the main part of wear pad 6, insert depth can be the part of wear pad 6 main part thickness, also can pass whole thickness, the step design by governor motion contact portion 1 helps itself and the combining of wear pad main part.This governor motion contact portion 1 shown in Fig. 4 and Fig. 5 is made of a projected square part and a cylindrical part.Certainly adopt other any suitable shapes.

Industrial applicibility

The wearing pad component of regulating of the present utility model may be used in the various machineries. The front Describe just take loading machine as example, without any the intention of restriction. This adjustable wearing and tearing Pad assembly also not only can be used for frame and stabilizer socket, also can be used for other any needs to protect Hold between the parts of relative position.

The wear assembly of regulating of the present utility model is installed very conveniently, only needs at parts On open an opening, wear pad is put into this opening, it is contacted with another parts, the lid On be pre-installed in advance the cover plate of governor motion, cover plate and one of them parts are fixed. Accompanying drawing In the illustrated embodiment, opening in frame, cover plate 4 is to be fixed on the frame. Adopt tight Gu mechanism is fixed to cover plate 4 on the frame, not only simple in structure, and also with low cost, behaviour Make things convenient for.

By governor motion is set, can at any time transfer according to the wear condition of wear pad 6 Joint makes frame 9 and stabilizer socket 8 keep certain relative position. If governor motion Adopt elastic component such as spring etc., can realize automatic adjusting. Spring has certain precompressed Amount, along with the increase of wear extent, the spring-compressed degree reduces, and elastic force reduces. If regulate Mechanism adopts screw member, then can be according to the degree of wear of wear pad, and regularly operation is regulated Mechanism guarantees the close contact between wear pad and the mechanical part. For example, to shown in the accompanying drawing Interior hexagonal holding screw and the governor motion that cooperates of nut, utilize die nut to screw tightening Screw advances wear pad, and elimination is because of the distance between two parts of the wearing and tearing generation of wear pad From variation.

Wearing pad component of the present utility model is not only simple in structure, and at any time can advance from the outside Row is regulated and need not be dismantled. When can't continuing to use, the wear pad serious wear only needs cover plate Remove namely replaceablely, can significantly reduce thus downtime and boost productivity thus.

The above description of the present utility model is schematic and nonrestrictive, can be new according to this practicality The various modification that the principle of type obtains, variation are all in spirit and scope of the present utility model.

List of numerals:

1 governor motion contact portion

2 bolts

3 nuts

4 cover plates

5 screw members

6 wear pad

7 packing rings

8 stabilizer sockets

9 frames

10 openings

Claims

1, a kind ofly be used for two wear pad assemblies between the parts, comprise:

Wear pad (6), it is installed in the opening of parts in described two parts;

Cover plate (4), it is fixed on the described parts and covers described wear pad (6);

Governor motion, the one end contacts with wear pad (6), and the other end is attached on the described cover plate (4), can regulate according to the wear extent of described wear pad (6).

2, wear pad assembly according to claim 1 is characterized in that, described governor motion comprises screw member.

3, wear pad assembly according to claim 1 is characterized in that, described governor motion is an elastic component.

4, wear pad assembly according to claim 2 is characterized in that, described screw member is holding screw (5), and this holding screw (5) runs through described cover plate (4).

5, wear pad assembly according to claim 2 is characterized in that, described screw member is a bolt.

6, wear pad assembly according to claim 1 is characterized in that, described wear pad (6) is the single type wear pad.

According to claim 1 or 6 described wear pad assemblies, it is characterized in that 7, described wear pad (6) forms recess at least a portion edge.

8, wear pad assembly according to claim 1 is characterized in that, described wear pad (6) has the governor motion contact portion at middle body, and it is harder than the material of making this wear pad to form the material of this governor motion contact portion.

9, wear pad assembly according to claim 8 is characterized in that, described governor motion contact portion is made of metal.