Sleeve pressing device for loader axle

Abstract

The utility model relates to the technical field of loader axle machining equipment, and provides a pressing sleeve device for a loader axle, which comprises a base, a universal ball table is fixedly mounted at the top of the base and close to the middle position, and a tool for supporting the loader axle is placed on the universal ball table. Supporting frames are oppositely installed on the base and located on the two sides of the universal ball table respectively, a positioning assembly is installed at one end of each supporting frame, a pressing sleeve assembly is movably installed at the other end of each supporting frame through an adjusting mechanism, and the pressing sleeve assemblies and the positioning assemblies are correspondingly arranged. A fixed assembly is further installed at one end of the base in the length direction, a movable assembly is movably installed at the other end of the base, and a space for clamping and fixing a loader axle is formed between the movable assembly and the fixed assembly. According to the utility model, convenient clamping and sleeve pressing of the loader axle are realized, the sleeve pressing efficiency is high, and the operation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of loader axle processing equipment, in particular to a sleeve pressing device for a loader axle. Background Art

[0002] A loader is a self-propelled earth-moving machine that can perform shoveling, loading, transporting and unloading operations. It is mainly composed of three parts: an engine, a chassis including a traveling mechanism, and a working device. It has the advantages of fast operating speed, high efficiency, good maneuverability and easy operation. It is widely used in construction projects such as roads, railways, buildings, hydropower, ports, and mines.

[0003] During the processing of the loader axle, it is necessary to press the bushing on the through hole of the wheel side steering knuckle mounting part of the loader axle. The current pressing methods are mainly manual pressing and pressing with a pressure machine. Manual pressing is inefficient and labor-intensive. Pressing with a pressure machine requires the loader axle to be fixed and clamped. Due to the structure of the loader axle, it is difficult to fix it, and the position needs to be adjusted during the pressing process for secondary clamping, which is troublesome to operate and inconvenient to clamp. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a sleeve pressing device for a loader axle, which realizes convenient clamping and sleeve pressing of the loader axle, has high sleeve pressing efficiency and is easy to operate.

[0005] In order to solve the above technical problems, the technical solution of the utility model is:

[0006] A sleeve pressing device for a loader axle comprises a base, a universal ball table is fixedly installed on the top of the base and near the middle position, a tooling for supporting the loader axle is placed on the universal ball table, support frames are respectively installed on the base and on both sides of the universal ball table, one end of the two support frames is installed with a positioning assembly, and the other end of the two support frames is movably installed with a sleeve pressing assembly through an adjustment mechanism, and the sleeve pressing assembly is arranged correspondingly to the positioning assembly;

[0007] A fixed component is installed at one end of the base along the length direction, and a movable component is movably installed at the other end, and a space for clamping and fixing the loader axle is formed between the movable component and the fixed component.

[0008] As an improved technical solution, the positioning assembly includes a first positioning plate, which is installed on the support frame by bolts, a second positioning plate is installed on the first positioning plate, and the second positioning plate is vertically arranged with the first positioning plate, the second positioning plate is arranged corresponding to the pressing sleeve assembly, and a first reinforcing plate is connected between the second positioning plate and the first positioning plate.

[0009] As an improved technical solution, the support frame adopts a channel steel structure, and the base adopts an I-beam structure.

[0010] As an improved technical solution, the pressure sleeve assembly includes a first mounting plate body, the first mounting plate body is a U-shaped structure, and is slidably mounted on the support frame, a second mounting plate body is mounted on the first mounting plate body, and the second mounting plate body is vertically arranged to the first mounting plate body, the second mounting plate body is arranged corresponding to the second positioning plate body, a first pushing device is installed on the side of the second mounting plate body away from the second positioning plate body, the piston rod of the first pushing device passes through the second positioning plate body, and is installed with a pressure plate, and the pressure plate is arranged corresponding to the through hole of the wheel side steering knuckle mounting part on the loader axle.

[0011] As an improved technical solution, a second reinforcing plate is provided between the second mounting plate body and the first mounting plate body, and the second reinforcing plates are respectively installed on two sides of the first pushing device opposite to each other;

[0012] A hard rubber block is fixedly mounted on a side of the pressure plate away from the first pushing device.

[0013] As an improved technical solution, the adjustment mechanism includes a connecting block, which is fixedly mounted on the bottom of the first mounting plate and located in the U-shaped groove of the support frame. A lead screw is threaded through the connecting block along the length direction of the support frame. Both ends of the lead screw are rotatably mounted on the support block respectively. The two support blocks are respectively mounted in the U-shaped groove of the support frame. One end of the lead screw close to the end of the support frame extends to the outside of the support block and is transmission-connected to a reduction motor.

[0014] As an improved technical solution, a connecting frame is connected between the bottom of the supporting frame and the base.

[0015] As an improved technical solution, the tooling includes a base plate, on which a limiting boss is installed. The limiting boss is adapted to the through hole of the reducer mounting portion on the loader axle, and a positioning pin corresponding to the positioning hole of the loader axle is also installed on the base plate and close to the limiting boss.

[0016] After adopting the above technical solution, the beneficial effects of the utility model are:

[0017] A base is provided, and a universal ball bearing table is fixedly installed on the top of the base and near the middle position. The movement of the tooling is facilitated by the provision of the universal ball bearing table. Since the loader axle is installed on the tooling, the loader axle is driven to move synchronously. Support frames are relatively installed on the base and on both sides of the universal ball bearing table. One end of the two support frames is provided with a positioning assembly, and the other end is provided with a pressing sleeve assembly movably installed through an adjusting mechanism. The pressing sleeve assembly and the positioning assembly are provided correspondingly. The loader axle is limited by the positioning assembly. The pressing sleeve assembly is provided and cooperated with the positioning assembly to press the sleeve into the through hole of the wheel side steering knuckle mounting part on the loader axle. The pressing sleeve efficiency is high and the operation is convenient. The spacing between the pressing sleeve assembly and the positioning assembly is adjusted by providing an adjusting mechanism and adjusting the position of the pressing sleeve assembly, so that loader axles of different specifications and models can be used.

[0018] A fixed component is also installed at one end of the base along the length direction, and a movable component is movably installed at the other end. A space for clamping and fixing the loader axle is formed between the movable component and the fixed component. By setting the fixed component and the movable component, the two ends of the loader axle can be quickly clamped and fixed, which is convenient for the positioning component and the pressing component to press the loader axle. In summary, convenient clamping and pressing of the loader axle are achieved, the pressing efficiency is high, and the operation is convenient.

[0019] In summary, the utility model provides a sleeve pressing device for a loader axle, which realizes convenient clamping and sleeve pressing of the loader axle, has high sleeve pressing efficiency and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without creative work. In addition, in the drawings, the components or parts are not necessarily drawn according to the actual scale.

[0021] Figure 1 It is a schematic diagram of the structure of the utility model during clamping operation;

[0022] Figure 2 This is a schematic diagram of the structure of the utility model when it is not clamped;

[0023] Figure 3 It is a cross-sectional structural schematic diagram of the utility model;

[0024] Figure 4 It is a structural schematic diagram of the tooling in the utility model;

[0025] Reference numerals:

[0026] 1. Base, 2. Universal ball table, 3. Loader axle, 4. Tooling, 401. Bottom plate, 402. Limiting boss, 403. Locating pin, 5. Support frame, 6. Positioning assembly, 601. First positioning plate, 602. Second positioning plate, 603. First reinforcing plate, 7. Adjusting mechanism, 701. Connecting block, 702. Screw, 703. Support block, 704. Reducer motor, 8. Pressing sleeve assembly, 801. First mounting plate, 802. Second mounting plate, 803. First pushing device, 804. Pressure plate, 805. Second reinforcing plate, 806. Hard rubber block, 9. Fixed assembly, 10. Movable assembly, 11. Connecting frame. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the various components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0029] At the same time, the meaning of "and / or" or "and / or" appearing in the full text includes three options. Taking "A and / or B" as an example, it includes option A, or option B, or a option in which both A and B are satisfied.

[0030] In addition, in the present utility model, descriptions such as "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0031] like Figure 1-Figure 4As shown, a press sleeve device for a loader axle comprises a base 1, a universal ball table 2 is fixedly installed on the top and near the middle of the base 1, a tool 4 for supporting the loader axle 3 is placed on the universal ball table 2, the loader axle 3 is supported and positioned by the tool 4, the movement of the tool 4 is facilitated by setting the universal ball table 2, and the loader axle 3 is installed on the tool 4, thereby driving the loader axle 3 to move synchronously, and support frames 5 are respectively installed on the base 1 and on both sides of the universal ball table 2, and the support frames 5 can be fixed by welding or the like Fixed on the base 1, one end of the two support frames 5 is installed with a positioning assembly 6, and the other end is movably installed with a pressing sleeve assembly 8 through an adjusting mechanism 7. The pressing sleeve assembly 8 is correspondingly arranged with the positioning assembly 6, and the loader axle 3 is limited by the positioning assembly 6. By setting the pressing sleeve assembly 8 and cooperating with the positioning assembly 6, the shaft sleeve can be pressed into the through hole of the wheel side steering knuckle mounting part of the loader axle 3. By setting the adjusting mechanism 7 and adjusting the position of the pressing sleeve assembly 8, the spacing between the pressing sleeve assembly 8 and the positioning assembly 6 can be adjusted, so that different specifications and models of loader axles 3 can be used;

[0032] A fixed component 9 is also installed at one end of the base 1 along the length direction, and a movable component 10 is movably installed at the other end. A space for clamping and fixing the loader axle 3 is formed between the movable component 10 and the fixed component 9. By arranging the fixed component 9 and the movable component 10, the two ends of the loader axle 3 can be fixed, which facilitates the positioning component 6 and the pressing component 8 to press the loader axle 3.

[0033] In addition, in this embodiment, the structure adopted by the fixing component 9 is the same as the structure of the positioning component 6. Of course, the fixing component 9 can also adopt other structures. The structure adopted by the movable component 10 is the same as the structure of the pressing sleeve component 8. Of course, the movable component 10 can also adopt other structures, which are no longer limited here.

[0034] like Figure 1-Figure 3 As shown, in some embodiments of the utility model, the positioning assembly 6 includes a first positioning plate body 601, and the first positioning plate body 601 is installed on the support frame 5 by bolts. The position of the first positioning plate body 601 can be adjusted by loosening the bolts, and then the position of the positioning assembly 6 is adjusted. A second positioning plate body 602 is installed on the first positioning plate body 601, and the second positioning plate body 602 is vertically arranged with the first positioning plate body 601. The second positioning plate body 602 is arranged corresponding to the pressing sleeve assembly 8, and a first reinforcing plate 603 is connected between the second positioning plate body 602 and the first positioning plate body 601, and the structural strength of the positioning assembly 6 is enhanced by the first reinforcing plate 603.

[0035] like Figure 1-Figure 3 As shown, in the embodiment of the present utility model, the support frame 5 adopts a channel steel structure, and the base 1 adopts an I-beam structure, which has good structural strength and is easy to purchase.

[0036] like Figure 1-Figure 3 As shown, in some embodiments of the utility model, the pressing sleeve assembly 8 includes a first mounting plate body 801, the first mounting plate body 801 is a U-shaped structure, and is slidably mounted on the support frame 5, a second mounting plate body 802 is installed on the first mounting plate body 801, and the second mounting plate body 802 is vertically arranged with the first mounting plate body 801, the second mounting plate body 802 is arranged correspondingly to the second positioning plate body 602, and a first pushing device 803 is installed on the side of the second mounting plate body 802 away from the second positioning plate body 602, the first pushing device 803 can be a cylinder or a hydraulic cylinder, the piston rod of the first pushing device 803 passes through the second positioning plate body 602, and is installed with a pressure plate 804, the pressure plate 804 is arranged correspondingly to the through hole of the wheel side steering knuckle mounting part on the loader axle 3, the extension and contraction of the piston rod of the first pushing device 803 can drive the pressure plate 804 to move axially, and the shaft sleeve is pressed into the loader axle 3 during the movement of the pressure plate 804 to achieve assembly.

[0037] like Figure 1-Figure 3 As shown, in the embodiment of the present utility model, a second reinforcing plate 805 is provided between the second mounting plate 802 and the first mounting plate 801, and the second reinforcing plates 805 are respectively installed on both sides of the first pushing device 803. The structural strength of the pressing sleeve assembly 8 is enhanced by providing the second reinforcing plates 805;

[0038] A hard rubber block 806 is fixedly mounted on one side of the pressure plate 804 away from the first pushing device 803 , and the hard rubber block 806 is provided to mitigate the impact force of the pressure plate 804 when pressing the sleeve.

[0039] like Figure 1-Figure 3 As shown, in some embodiments of the present invention, the adjusting mechanism 7 includes a connecting block 701, which is fixedly mounted on the bottom of the first mounting plate 801 and is located in the U-shaped groove of the support frame 5. A lead screw 702 is threadedly penetrated on the connecting block 701 along the length direction of the support frame 5. Both ends of the lead screw 702 are rotatably mounted on the support block 703 through bearings. The two support blocks 703 are respectively mounted in the U-shaped groove of the support frame 5. By arranging a U-shaped groove structure on the support frame 5, the installation of the adjusting mechanism 7 is facilitated. One end of the lead screw 702 close to the end of the support frame 5 extends to the outside of the support block 703 and is transmission-connected with a reduction motor 704. The reduction motor 704 can drive the lead screw 702 to rotate. During the rotation of the lead screw 702, the connecting block 701 is driven to move axially. During the movement of the connecting block 701, the first mounting plate 801 is driven to move synchronously, thereby realizing the adjustment of the position of the pressing sleeve assembly 8 to adapt to loader axles 3 of different sizes and models.

[0040] like Figure 1-Figure 3As shown, in some embodiments of the present invention, a connecting frame 11 is connected between the bottom of the supporting frame 5 and the base 1 , and the connection strength between the supporting frame 5 and the base 1 is enhanced by providing the connecting frame 11 .

[0041] like Figure 1-Figure 2 and Figure 4 As shown, in some embodiments of the utility model, the tooling 4 includes a base plate 401, on which a limiting boss 402 is installed, and the limiting boss 402 is adapted to the through hole of the reducer mounting portion on the loader axle 3. The loader axle 3 is roughly positioned by the limiting boss 402 to facilitate the placement of the loader axle 3 on the tooling 4. Positioning pins 403 corresponding to the positioning holes of the loader axle 3 are also installed on the base plate 401 and close to the limiting boss 402. The loader axle 3 is precisely positioned by the positioning pins 403 so that the loader axle 3 can be accurately positioned on the tooling 4.

[0042] For ease of understanding, the working process of this embodiment is given below:

[0043] like Figure 1-Figure 4 As shown, first, place the loader axle 3 on the tooling 4, and make the through hole of the reducer mounting portion on the loader axle 3 engage with the limiting boss 402 of the tooling 4, and make the positioning hole on the loader axle 3 engage with the positioning pin 403 of the tooling 4, so as to position the loader axle 3 on the tooling 4;

[0044] Afterwards, the tooling 4 is placed on the universal ball table 2, and the tooling 4 is pushed on the universal ball table 2, so that one end of the loader axle 3 is against the fixed component 9, and the other end is pushed and pressed by the movable component 10. At the same time, one side of the loader axle 3 is against the positioning component 6, and the other side corresponds to the pressing sleeve component 8. Afterwards, the bushing is placed in the through hole of the wheel side steering knuckle mounting part of the loader axle 3. Afterwards, the piston rod of the first pushing device 803 is extended and pushes the pressure plate 804 to move axially, thereby pressing the bushing into the through hole of the wheel side steering knuckle mounting part of the loader axle 3;

[0045] After that, the tooling 4 is lifted and rotated 180 degrees, and the above-mentioned actions are repeated to install the bushing on the through hole on the other side of the wheel side steering knuckle mounting portion of the loader axle 3;

[0046] For loader axles 3 of different models and sizes, by controlling the forward and reverse rotation of the reduction motor 704, the reduction motor 704 drives the connecting block 701 to move axially through the screw 702, thereby driving the pressing sleeve assembly 8 to approach or move away from the positioning assembly 6, so as to adjust the distance between the pressing sleeve assembly 8 and the positioning assembly 6 to adapt to loader axles 3 of different models and sizes.

[0047] In summary, the utility model provides a sleeve pressing device for a loader axle, which realizes convenient clamping and sleeve pressing of the loader axle, has high sleeve pressing efficiency and is easy to operate.

[0048] It should be understood that the purpose of these embodiments is only to illustrate the utility model and is not intended to limit the protection scope of the utility model. In addition, it should also be understood that after reading the technical content of the utility model, those skilled in the art can make various changes, modifications and / or variations to the utility model, and all of these equivalent forms also fall within the protection scope defined by the claims attached to this application.

Claims

1. A sleeve pressing device for a loader axle, characterized in that: It comprises a base, a universal ball table is fixedly installed on the top of the base and near the middle position, a tooling for supporting the loader axle is placed on the universal ball table, support frames are respectively installed on the base and on both sides of the universal ball table, one end of the two support frames is installed with a positioning assembly, and the other end is movably installed with a pressing sleeve assembly through an adjustment mechanism, and the pressing sleeve assembly is arranged correspondingly to the positioning assembly; A fixed component is installed at one end of the base along the length direction, and a movable component is movably installed at the other end, and a space for clamping and fixing the loader axle is formed between the movable component and the fixed component.

2. The pressing sleeve device for a loader axle according to claim 1, characterized in that: The positioning assembly includes a first positioning plate, which is installed on the support frame by bolts, a second positioning plate is installed on the first positioning plate, and the second positioning plate is vertically arranged with the first positioning plate, the second positioning plate is arranged corresponding to the pressing sleeve assembly, and a first reinforcing plate is connected between the second positioning plate and the first positioning plate.

3. The pressing sleeve device for a loader axle according to claim 2, characterized in that: The support frame adopts a channel steel structure, and the base adopts an I-beam structure.

4. The pressing sleeve device for a loader axle according to claim 2, characterized in that: The pressing sleeve assembly includes a first mounting plate body, which is in a U-shaped structure and is slidably mounted on the support frame. A second mounting plate body is mounted on the first mounting plate body, and the second mounting plate body is vertically arranged with the first mounting plate body, the second mounting plate body is arranged correspondingly to the second positioning plate body, a first pushing device is installed on the side of the second mounting plate body away from the second positioning plate body, the piston rod of the first pushing device passes through the second positioning plate body, and is installed with a pressure plate, and the pressure plate is arranged correspondingly to the through hole of the wheel side steering knuckle mounting part on the loader axle.

5. The pressing sleeve device for a loader axle according to claim 4, characterized in that: A second reinforcing plate is provided between the second mounting plate body and the first mounting plate body, and the second reinforcing plates are respectively installed on two sides of the first pushing device opposite to each other; A hard rubber block is fixedly mounted on a side of the pressure plate away from the first pushing device.

6. The pressing sleeve device for a loader axle according to claim 4, characterized in that: The adjusting mechanism includes a connecting block, which is fixedly mounted on the bottom of the first mounting plate and located in the U-shaped groove of the support frame. A lead screw is threaded through the connecting block along the length direction of the support frame. Both ends of the lead screw are rotatably mounted on the support block respectively. The two support blocks are respectively mounted in the U-shaped groove of the support frame. One end of the lead screw close to the end of the support frame extends to the outside of the support block and is transmission-connected to a reduction motor.

7. The pressing sleeve device for a loader axle according to claim 1, characterized in that: A connecting frame is connected between the bottom of the supporting frame and the base.

8. The pressing sleeve device for a loader axle according to claim 1, characterized in that: The tooling includes a base plate, on which a limiting boss is installed. The limiting boss is adapted to a through hole of a reducer mounting portion on a loader axle, and a positioning pin corresponding to the positioning hole of the loader axle is also installed on the base plate and near the limiting boss.

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