Face milling tool for front axle mounting block of front frame of loading machine

Abstract

The utility model discloses a surface milling tool for a front axle mounting block of a front frame of a loading machine, and relates to the technical field of machining of front frames. The bottom end of the supporting base is fixedly connected with the top end of the machine tool workbench; the front frame is located at the top end of the supporting base; the top end of the supporting base is fixedly connected with a movable arm hole positioning seat, the inner wall of the movable arm hole positioning seat is in threaded connection with an adjusting screw rod, the movable arm oil cylinder hole supporting seat is arranged and can slide on the supporting base to be adjusted, and in order to guarantee the universality of the tool, the tool can be adjusted according to the first fixing shaft as the benchmark, and the movable arm oil cylinder hole positioning seat can be fixed on the movable arm oil cylinder hole positioning seat. The cushion block on the movable arm oil cylinder hole supporting seat is adjusted, it is guaranteed that the front frame is parallel to the plane of a machine tool workbench, front frames of different models can be adjusted conveniently, the plane of the installation block is kept flat, and it is guaranteed that the front frame keeps flatness after the installation block is assembled with a front axle.

Description

Technical Field

[0001] The utility model relates to the technical field of front frame machining, in particular to a milling surface tooling for a front axle mounting block of a front frame of a loader. Background Art

[0002] The front frame is an important component of the loader. It is connected to the working device through the boom hole on the front frame, and the boom cylinder hole and the bucket cylinder hole on the front frame are connected to the cylinder, thereby completing the working action of the loader's working device; the front frame is connected to the front axle through the front axle mounting block at the lower end, and cooperates with the rear axle to complete the loader's walking action.

[0003] In the prior art, the front axle mounting block is the fitting part between the front frame and the front axle. Due to the assembly error of the front frame, welding deformation and other problems, the plane of the mounting block is often uneven, which easily causes the front frame to be uneven after assembly with the front axle, thereby also causing the problem of uneven bucket height. During the use of the whole machine, customers often encounter the phenomenon of uneven bucket shoveling materials, which is difficult to repair and even causes the machine to be retired in serious cases, causing great losses to the company. Utility Model Content

[0004] In view of the deficiencies in the prior art, the technical solution adopted by the utility model to solve the technical problems is: a milling tool for the front axle mounting block of the front frame of a loader, comprising: a machine tool worktable; a support base, the bottom end of the support base is fixedly connected to the top end of the machine tool worktable; a front frame, the front frame is located at the top end of the support base; the top end of the support base is fixedly connected to a boom hole locating seat, the inner wall of the boom hole locating seat is threadedly connected to an adjusting screw, the top end of the outer wall of the adjusting screw is slidably connected to a pressure plate, the end of the support base away from the boom hole locating seat is slidably connected to a boom cylinder hole support seat, and the top end of the boom cylinder hole support seat is fixedly connected to a cushion block.

[0005] Preferably, the inner wall of the front frame is sleeved with a first fixed shaft, the center of the front frame is sleeved with a second fixed shaft, and the outer wall of the bottom end of the front frame is fixedly connected with a milling cutter disc. By adjusting the stroke of the milling cutter disc 7, the front axle mounting blocks of different heights can be processed to ensure flatness.

[0006] Preferably, the support base is symmetrically arranged at both ends of the machine tool worktable, the outer wall of the first fixed shaft is slidably connected to the inner wall of the boom hole positioning seat, and the outer wall of the pressure plate is slidably connected to the outer wall of the first fixed shaft. The adjusting screw is rotated to make the threaded adjusting screw move downward in the boom hole positioning seat, and drive the pressure plate to move downward, thereby pressing the first fixed shaft.

[0007] Preferably, the boom oil cylinder hole support seat is arranged at the bottom end of the front frame, and the outer wall of the second fixed shaft is slidably connected with the outer wall of the cushion block. Based on the first fixed shaft, the cushion block on the boom oil cylinder hole support seat is adjusted to ensure that the front frame is parallel to the plane of the machine tool worktable.

[0008] Preferably, the outer wall of the machine tool workbench is fixedly connected with a side tightening seat, and the outer wall of the machine tool workbench is fixedly connected with an adjustment support seat. The side tightening seat and the adjustment support seat are symmetrically arranged at both ends of the machine tool workbench, and the inner walls of the side tightening seat and the adjustment support seat are threadedly connected with locking screws. The locking screws threadedly connected to the side tightening seat and the adjustment support seat are rotated to adjust them, so as to support and fix the front frame.

[0009] The beneficial effects of the utility model are as follows:

[0010] 1. The utility model installs the first fixed shaft and the second fixed shaft at the boom hole and the cylinder hole of the front frame to be processed, and then hoists the front frame as a whole into the support base of the tooling, and moves the adjusting screw downward in the boom hole positioning seat so that the pressure plate presses the first fixed shaft, and then rotates the side tightening seat and adjusts the locking screw threadedly connected on the support seat to support and fix the front frame, thereby fixing the front frame so that it cannot be loosened, and completing the fixed installation of the front frame and the support base.

[0011] 2. The utility model sets a boom cylinder hole support seat, which is adjusted by sliding the boom cylinder hole support seat on the support base. The tooling can adjust the pad on the boom cylinder hole support seat based on the first fixed axis to ensure that the front frame is parallel to the plane of the machine tool worktable, thereby ensuring the versatility of the tooling and facilitating the adjustment of front frames of different models, so that the plane of the mounting block remains flat, and the flatness of the front frame is ensured after assembly with the front axle. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is the front view of the utility model;

[0013] Figure 2 It is a top view of the utility model;

[0014] Figure 3 This utility model Figure 2 A magnified view of the structure at A.

[0015] In the figure: 1. front frame; 2. adjusting screw; 3. boom hole positioning seat; 4. supporting base; 5. side tightening seat; 6. adjusting support seat; 7. milling cutter disc; 8. boom cylinder hole supporting seat; 9. machine tool workbench; 10. cushion block; 11. first fixed axis; 12. second fixed axis; 13. pressure plate. DETAILED DESCRIPTION

[0016] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and design various embodiments with various modifications suitable for specific purposes.

[0017] Example:

[0018] See also Figure 1 - Figure 3 The utility model provides a technical solution: a milling surface tooling for the front axle mounting block of the front frame of a loader, comprising: a machine tool worktable 9; a support base 4, the bottom end of the support base 4 is fixedly connected to the top of the machine tool worktable 9; a front frame 1, the front frame 1 is located at the top of the support base 4; the top of the support base 4 is fixedly connected with a boom hole positioning seat 3, the inner wall of the boom hole positioning seat 3 is threadedly connected with an adjusting screw 2, the top of the outer wall of the adjusting screw 2 is slidably connected with a pressing plate 13, the end of the support base 4 away from the boom hole positioning seat 3 is slidably connected with a boom cylinder hole support seat 8, and the top of the boom cylinder hole support seat 8 is fixedly connected with a cushion block 10. The first fixed shaft 11 and the second fixed shaft 12 are respectively installed at the boom hole and the cylinder hole of the front frame 1 to be processed, and the front frame 1 installed with the first fixed shaft 11 and the second fixed shaft 12 is hoisted as a whole onto the support base 4 of the tooling to complete the installation of the front frame 1 and the support base 4.

[0019] The inner wall of the front frame 1 is sleeved with a first fixed shaft 11, the center of the front frame 1 is sleeved with a second fixed shaft 12, and the outer wall of the bottom end of the front frame 1 is fixedly connected with a milling cutter disc 7. The first fixed shaft 11 and the second fixed shaft 12 are sleeved and installed at the boom hole and the cylinder hole of the front frame 1, respectively, and the front frame 1 with the first fixed shaft 11 and the second fixed shaft 12 installed is hoisted as a whole onto the support base 4 of the tooling.

[0020] The support base 4 is symmetrically arranged at both ends of the machine tool worktable 9, the outer wall of the first fixed shaft 11 is slidably connected to the inner wall of the boom hole positioning seat 3, and the outer wall of the pressing plate 13 is slidably connected to the outer wall of the first fixed shaft 11. The adjusting screw 2 is rotated to make the threaded adjusting screw 2 move downward on the inner wall of the boom hole positioning seat 3, and drive the slidably connected pressing plate 13 to move downward, thereby pressing the first fixed shaft 11.

[0021] The boom cylinder hole support seat 8 is arranged at the bottom end of the front frame 1, and the outer wall of the second fixed shaft 12 is slidably connected with the outer wall of the cushion block 10. Based on the first fixed shaft 11 sleeved on the front frame 1, the cushion block 10 slidably connected on the boom cylinder hole support seat 8 is adjusted to ensure that the axial direction of the articulated seat of the front frame 1 is parallel to the plane of the machine tool worktable 9.

[0022] The outer wall of the machine tool worktable 9 is fixedly connected with a side tightening seat 5, and the outer wall of the machine tool worktable 9 is fixedly connected with an adjustment support seat 6. The side tightening seat 5 and the adjustment support seat 6 are symmetrically arranged at both ends of the machine tool worktable 9, and the inner walls of the side tightening seat 5 and the adjustment support seat 6 are threadedly connected with locking screws. The locking screws threadedly connected on the side tightening seat 5 and the adjustment support seat 6 are rotated to adjust the locking screws, thereby completing the fixation with the front frame 1.

[0023] Working principle:

[0024] During use, the first fixed axis 11 and the second fixed axis 12 are respectively put on the boom hole and the cylinder hole of the front frame 1 to be processed, and the front frame 1 installed with the first fixed axis 11 and the second fixed axis 12 is hoisted as a whole into the support base 4 of the tooling, wherein the first fixed axis 11 at the boom hole is placed on the boom hole positioning seat 3, and the adjusting screw 2 is rotated to make the threaded adjusting screw 2 move downward in the boom hole positioning seat 3, and drive the pressing plate 13 to move downward, thereby pressing the first fixed axis 11, which places the second fixed axis 12 on the cushion block 10 on the boom cylinder hole support seat 8, and the boom cylinder hole support seat 8 is in a free state and can be slid on the support base 4 for adjustment. To ensure the versatility of the tooling, the tooling can be based on the first fixed axis 11 as a reference, and according to different models of front frames 1, the cushion block 10 on the boom cylinder hole support seat 8 is adjusted to ensure that the axial direction of the articulated seat of the front frame 1 is parallel to the plane of the machine tool worktable 9.

[0025] After the adjustment is completed, the locking screws threadedly connected to the side tightening seat 5 and the adjusting support seat 6 are rotated, and the locking screws are adjusted to support and fix the front frame 1, thereby fixing the front frame 1 so that it cannot be loosened. By adjusting the stroke of the milling cutter 7, the front axle mounting blocks of different heights can be processed to ensure the flatness.

[0026] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. Structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to conventional means in the field unless otherwise specified and limited.

Claims

1. A milling tool for the front axle mounting block of a loader front frame, characterized in that: include: Machine tool table (9); A support base (4), the bottom end of the support base (4) being fixedly connected to the top end of the machine tool workbench (9); A front frame (1), wherein the front frame (1) is located at the top of the support base (4); The top of the support base (4) is fixedly connected to a boom hole positioning seat (3), the inner wall of the boom hole positioning seat (3) is threadedly connected to an adjusting screw (2), the top of the outer wall of the adjusting screw (2) is slidably connected to a pressure plate (13), the end of the support base (4) away from the boom hole positioning seat (3) is slidably connected to a boom cylinder hole support seat (8), and the top of the boom cylinder hole support seat (8) is fixedly connected to a cushion block (10).

2. The milling tool for the front axle mounting block of the front frame of a loader according to claim 1, characterized in that: A first fixed shaft (11) is sleeved on the inner wall of the front frame (1), a second fixed shaft (12) is sleeved at the center of the front frame (1), and a milling cutter disc (7) is fixedly connected to the outer wall of the bottom end of the front frame (1).

3. The milling tool for the front axle mounting block of the front frame of a loader according to claim 2, characterized in that: The support base (4) is symmetrically arranged at both ends of the machine tool workbench (9); the outer wall of the first fixed shaft (11) is slidably connected to the inner wall of the boom hole positioning seat (3); and the outer wall of the pressure plate (13) is slidably connected to the outer wall of the first fixed shaft (11).

4. The milling tool for the front axle mounting block of the front frame of a loader according to claim 2, characterized in that: The boom oil cylinder hole support seat (8) is arranged at the bottom end of the front frame (1), and the outer wall of the second fixed shaft (12) is slidably connected to the outer wall of the cushion block (10).

5. The milling tool for the front axle mounting block of the front frame of a loader according to claim 3, characterized in that: The outer wall of the machine tool workbench (9) is fixedly connected to a side tightening seat (5), and the outer wall of the machine tool workbench (9) is fixedly connected to an adjustment support seat (6).

6. The milling tool for the front axle mounting block of the front frame of a loader according to claim 5, characterized in that: The side tightening seat (5) and the adjusting support seat (6) are both symmetrically arranged at two ends of the machine tool workbench (9), and the inner walls of the side tightening seat (5) and the adjusting support seat (6) are both threadedly connected with locking screws.

Images