CN218258438U - Guide seat, driving device and working machine - Google Patents

Abstract

The utility model relates to the technical field of guide structures, and provides a guide seat, a driving device and an operation machine, wherein the guide seat is used for being rotatably connected with a guide wheel and comprises a connecting plate and a pair of guide seat side plates, and the pair of guide seat side plates are oppositely arranged on the connecting plate; the guide seat side plate is provided with a plurality of bends and is an integrally formed stamping structural part. The utility model provides a guide holder, drive arrangement and operation machinery sets up on the connecting plate relatively through a pair of direction curb plate, rotates between a pair of guide holder curb plate and is provided with the leading wheel, and the guide holder curb plate has the multichannel and bends, and stamping structure spare for integrated into one piece has reduced part quantity under the prerequisite that satisfies direction function and bulk stiffness, has reduced material maintenance and manufacturing cost.

Description

Guide seat, driving device and working machine

Technical Field

The utility model relates to a guide structure technical field especially relates to a guide holder, drive arrangement and operation machinery.

Background

With the application development of the diversification of the operating machinery, the structure of the operating machinery tends to develop in aspects of refinement, humanization, convenience in operation and maintenance and the like.

For example, taking an excavator as an example, the excavator is usually a crawler excavator, and a guide wheel of the excavator is assembled in a guide seat of a lower frame, and the guide seat plays a role in limiting and guiding the guide wheel. When the excavator turns, a large acting force is applied to one side of the guide seat by the guide wheel, particularly under the working condition of muddy and soft ground, the turning resistance of the excavator is large, the guide seat is easy to open and deform, the derailment rate of the track above the guide wheel is obviously increased after the excavator works for a long time, and the work of the excavator is seriously influenced.

Because the particularity of the guide seat structure requires that the middle part is opened and the transverse part needs to have high bending modulus, based on the characteristics, a plurality of reinforcing ribs are added to the guide seat in the prior art during manufacturing so as to improve the integral rigidity, and the maintenance and manufacturing cost of parts is undoubtedly increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a guide holder, drive arrangement and operation machinery for solve among the prior art guide holder and increased more strengthening rib when making in, increase the manufacturing cost's of guide holder defect, realize reducing part quantity under the prerequisite of guaranteeing the stiffness, reduce and maintain manufacturing cost.

The utility model provides a guide holder for rotate with the leading wheel and be connected, include: the pair of guide seat side plates are oppositely arranged on the connecting plate; the guide holder curb plate has the multichannel and bends, just the guide holder curb plate is integrated into one piece's stamping structure spare.

According to the utility model provides a pair of guide holder, offer the through-hole that is used for installing overspeed device tensioner on the connecting plate.

According to the utility model provides a pair of guide holder, it is a pair of the equal vertical track backplate that is provided with in bottom of the opposite side of guide holder curb plate.

According to the utility model provides a pair of guide holder, the track backplate with guide holder curb plate welded connection.

According to the utility model provides a pair of guide holder, it is a pair of it is provided with the middle gusset that is used for increasing transverse rigidity still to go back the level between the guide holder curb plate.

According to the utility model, the side plate of the guide seat comprises a first bending section, a second bending section, a third bending section, a fourth bending section and a fifth bending section which are connected end to end; the bending direction of the second bending section is opposite to the bending direction of the first bending section; the bending direction of the third bending section is opposite to the bending direction of the second bending section; the bending direction of the fourth bending section is opposite to that of the third bending section; the bending direction of the fifth bending section is opposite to that of the fourth bending section.

According to the utility model provides a pair of guide holder, two the one end at first bending section top is connected.

The utility model also provides a drive arrangement, include as above the guide holder.

The utility model also provides an operation machine, include guide holder as above, or as above drive arrangement.

The utility model provides a guide holder sets up on the connecting plate relatively through a pair of direction curb plate, rotates between a pair of guide holder curb plate and is provided with the leading wheel, and the guide holder curb plate has the multichannel and bends, and stamping structure spare for integrated into one piece has reduced part quantity under the prerequisite that satisfies direction function and bulk stiffness, has reduced material maintenance and manufacturing cost.

Moreover, the guide seat side plate is provided with a plurality of bending sections, namely a first bending section, a second bending section, a third bending section, a fourth bending section and a fifth bending section, and the bending directions of the adjacent bending sections are opposite, so that the guide seat side plate can be ensured to be in rotating connection with the guide wheel, and the integral rigidity of the guide seat can be ensured.

In addition, the crawler guard plates vertically arranged at the bottoms of the opposite sides of the pair of guide seat side plates play a role in preventing derailing of the crawler in the guide process.

The utility model provides a pair of drive arrangement, owing to include as above the guide holder, consequently possess as above various advantages.

The present invention provides a working machine including a guide base as described above or a drive device as described above, and therefore having various advantages as described above.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a guide seat provided by the present invention;

fig. 2 is a schematic structural view of another angle of the guide base provided by the present invention;

fig. 3 is a schematic structural view of a guide seat side plate provided by the present invention;

fig. 4 is a front view of the guide base provided by the present invention;

reference numerals:

1. a connecting plate; 2. a guide seat side plate; 3. a track guard plate; 4. a middle rib plate;

11. a through hole;

21. a first bending section; 22. a second bending section; 23. a third bending section; 24. a fourth bending section; 25. a fifth bending section; 26. an inclined section;

211. a first horizontal portion; 212. a first vertical portion;

221. a second horizontal portion; 222. a second vertical portion;

231. a third horizontal portion; 232. a third vertical portion;

241. a fourth horizontal section; 242. a fourth vertical portion;

251. a fifth horizontal portion; 252. a fifth vertical portion.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The guide seat, the driving device and the working machine of the present invention will be described with reference to fig. 1 to 4.

As shown in fig. 1 and fig. 2, the embodiment of the present invention provides a guide holder, which is used for being rotatably connected with a guide wheel, and includes: the guide wheel support comprises a connecting plate 1 and a pair of guide seat side plates 2, wherein the pair of guide seat side plates 2 are oppositely arranged on the connecting plate 1, and a space for placing a guide wheel is formed between the pair of guide seat side plates 2; two ends of the guide wheel are respectively connected with the pair of guide seat side plates 2 in a rotating way; the guide seat side plate 2 is provided with a plurality of bends and is an integrally formed stamping structural part, the number of parts of the guide seat side plate 2 is reduced on the premise of meeting the guide function and the integral rigidity, and the material maintenance and manufacturing cost is reduced.

Stamping is a forming method in which a press and a die are used to apply external force to a plate, a strip, a pipe, a profile, etc. to cause plastic deformation or separation, thereby obtaining a workpiece of a desired shape and size. The stamping and forging are the same as plastic working, and are called forging and pressing together. The stamped blanks are mainly hot and cold rolled steel sheets and strips, 60-70% of which are sheets, most of which are stamped to produce finished products. The utility model provides a guide holder curb plate 2 makes the sheet material directly receive in the deformation and warp with the help of conventional or dedicated power in the mould to obtain the production technology of the product part of certain shape, size and performance.

When the guide seat is machined, a stamping die is developed according to the shape of figure 1, and the inner and outer stamping chamfers are reasonably arranged on the premise of meeting the manufacturing requirement. Welding is carried out according to the actual design size group, and positions capable of being welded are welded as many as possible according to the welding process, so that the welding strength of the whole guide seat is increased.

Specifically, the guide seat side plate 2 has a plurality of bends to ensure the overall rigidity of the guide seat. The shape of the bend is not limited specifically, and the bend may be a right angle bend or an arc bend. The bending directions of adjacent bends are opposite, and meanwhile, the bending space can also be used for rotatably mounting a guide wheel.

The utility model discloses an in the embodiment, offer the through-hole 11 that is used for installing overspeed device tensioner on the connecting plate 1, after working longer time, the leading wheel may become flexible, can realize the tensioning to the leading wheel through overspeed device tensioner to ensure normal work.

The utility model discloses an in the embodiment, the equal vertical track backplate 3 that is provided with in bottom of the opposite side of a pair of guide holder curb plate 2, track backplate 3 can play the derailment prevention effect to the track in the direction in-process.

The utility model discloses an in the embodiment, crawler guard plate 3 and 2 welded connection of guide holder curb plate, the joint strength of reinforcing crawler guard plate 3 and guide holder curb plate 2.

The utility model discloses an in the embodiment, still the level is provided with middle gusset 4 that is used for increasing transverse rigidity between a pair of guide holder curb plate 2, and the both ends of middle gusset 4 are connected with two guide holder curb plates 2 respectively, and are connected with connecting plate 1 simultaneously, and middle gusset 4 sets up between two guide holder curb plates 2 and is close to one side of connecting plate 1 promptly. One or more middle rib plates 4 can be provided, and when one middle rib plate 4 is provided, the middle rib plate 4 is usually positioned at the bottom of the through hole 11; when the number of the middle rib plates 4 is multiple, the middle rib plates can be uniformly distributed on the upper side and the lower side of the through hole 11.

Specifically, the outer surface of the joint of the middle rib plate 4, the guide seat side plate 2 and the connecting plate 1 is set to be a fillet, so that the connecting area of the middle rib plate and the guide seat side plate 2 can be increased, the connection is ensured to be firmer, and meanwhile, the interference between the middle rib plate and the guide wheel is avoided. In addition, in order to increase the structural stability of the middle rib plate 4, the middle rib plate 4 is generally integrally connected, the middle rib plate 4, the connecting plate 1 and the guide seat side plate 2 are fixedly welded, and in a welding mode, the positions capable of being welded are welded as many as possible according to a welding process, so that the welding strength of the whole guide seat is increased.

As shown in fig. 3, in the embodiment of the present invention, the guide seat side plate 2 includes a first bending section 21, a second bending section 22, a third bending section 23, a fourth bending section 24 and a fifth bending section 25 connected end to end; the bending direction of the second bending section 22 is opposite to the bending direction of the first bending section 21; the bending direction of the third bending section 23 is opposite to the bending direction of the second bending section 22; the bending direction of the fourth bending section 24 is opposite to the bending direction of the third bending section 23; the bending direction of the fifth bending section 25 is opposite to the bending direction of the fourth bending section 24. And the bending positions of the guide seat side plates 2 on the two sides correspond to each other, so that the guide seat side plates 2 on the two sides can be rotatably connected with the guide wheels.

The first, second, third, fourth and fifth bending sections 21, 22, 23, 24, 25 can generally be understood to be shaped like a right angle steel, i.e., the first, second, third, fourth and fifth bending sections 21, 22, 23, 24, 25 each have a horizontal portion and a vertical portion, the first bending section 21 includes a first horizontal portion 211 and a first vertical portion 212; one end of the first horizontal part 211 of the two guide seat side plates is connected; the second bending section 22 includes a second horizontal portion 221 and a second vertical portion 222, the second horizontal portion 221 being connected with the first vertical portion 212; the third bending section 23 includes a third horizontal portion 231 and a third vertical portion 232, and the third horizontal portion 231 is connected to the second vertical portion 222; the fourth bending section 24 includes a fourth horizontal portion 241 and a fourth vertical portion 242, and the fourth horizontal portion 241 is connected to the third vertical portion 232; the fifth bending section 25 includes a fifth horizontal portion 251 and a fifth vertical portion 252, and the fifth horizontal portion 251 is connected with the fourth vertical portion 242.

In order to increase the transverse bending modulus of the guide seat side plate 2, an inclined section 26 is further arranged at the bottom of the fifth vertical part 252, and the bottom of the inclined section 26 is fixedly connected with the track guard 3. The inclined section 26 and the track guard 3 may be fixed by welding, and the top of the track guard 3 is welded to the bottom of the fifth horizontal portion 251.

Of course, in order to further increase the structural stability of the shoe side plate 2, a sixth horizontal portion (not shown in the drawings) may be provided between the fifth vertical portion 252 and the track guard 3, so that the sixth horizontal portion, the inclined section 26 and the track guard 3 form a triangular stable structure.

As shown in fig. 1, 2 and 4, in the embodiment of the present invention, the tops of the two first bending sections 21 are connected, that is, the two first horizontal portions 211 are connected relatively, so as to ensure the structural stability of the whole guide seat.

The utility model provides a guide holder, connecting plate 1 are connected with a pair of guide holder curb plate 2, and guide holder curb plate 2 adopts integrated into one piece's stamping structure spare, and guide holder curb plate 2 has a plurality of sections of bending, has reduced part quantity under the prerequisite that satisfies direction function and global rigidity, has improved manufacturing efficiency, has reduced material maintenance and manufacturing cost.

The driving device provided by the present invention is described below, and the driving device described below and the guide seat described above can be referred to with each other.

Another embodiment of the present invention provides a driving device, which can be applied to an excavator, comprising the guide seat as described above.

The utility model provides a driving device, because include as above the guide holder, connecting plate 1 are connected with a pair of guide holder curb plate 2, and guide holder curb plate 2 adopts integrated into one piece's stamping structure spare, and guide holder curb plate 2 has a plurality of sections of bending, has reduced part quantity under the prerequisite that satisfies direction function and whole rigidity, has improved manufacturing efficiency, has reduced material maintenance and manufacturing cost.

The following describes the working machine provided by the present invention, and the driving device described below and the guide seat described above can be referred to each other.

Another embodiment of the present invention provides a working machine, including the guide seat as described above, or the driving device as described above.

In an embodiment of the present invention, the working machine may be an excavator.

In an embodiment of the present invention, the working machine may be a crane.

In an embodiment of the present invention, the work machine may be a pile driver.

In an embodiment of the present invention, the work machine may also be any other crawler-type construction machine.

The utility model provides an operation machinery, owing to include as above the guide holder or as above drive arrangement, connecting plate 1 is connected with a pair of guide holder curb plate 2, and guide holder curb plate 2 adopts integrated into one piece's stamping structure spare, and guide holder curb plate 2 has a plurality of sections of bending, has reduced part quantity under the prerequisite that satisfies direction function and rigidity, has improved manufacturing efficiency, has reduced material maintenance and manufacturing cost.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "a manner," "a particular manner," or "some manner" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or manner is included in at least one embodiment or manner of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or mode. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or modes. Furthermore, various embodiments or modes described in this specification, as well as features of various embodiments or modes, may be combined and combined by those skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (9)

1. A shoe for rotatable connection with a guide wheel, comprising:

a connecting plate;

the pair of guide seat side plates are oppositely arranged on the connecting plate; the guide seat side plate is provided with a plurality of bends and is an integrally formed stamping structural part.

2. The guide holder according to claim 1, wherein the connecting plate is provided with a through hole for mounting a tension device.

3. The shoe of claim 1, wherein the bottoms of the opposite sides of the pair of shoe side plates are each vertically provided with a track guard.

4. The shoe of claim 3, wherein the track guard is welded to the shoe side plate.

5. The guide holder according to claim 1, wherein an intermediate rib plate for increasing transverse rigidity is further horizontally arranged between the pair of guide holder side plates.

6. The guide holder of claim 1, wherein the guide holder side plate comprises a first bending section, a second bending section, a third bending section, a fourth bending section and a fifth bending section which are connected end to end; the bending direction of the second bending section is opposite to that of the first bending section; the bending direction of the third bending section is opposite to the bending direction of the second bending section; the bending direction of the fourth bending section is opposite to that of the third bending section; the bending direction of the fifth bending section is opposite to that of the fourth bending section.

7. The shoe according to claim 6, wherein the two first bend segment tops are connected at one end.

8. A drive device comprising a shoe as claimed in any one of claims 1 to 7.

9. A working machine comprising a shoe according to any one of claims 1 to 7 or a drive according to claim 8.

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