Manufacturing tool for excavator box body

Abstract

The utility model discloses an excavator box body manufacturing tool which comprises a tool body, a positioning device, a pressing device and a positioner device, the tool body is used for fixing the positioning device, the pressing device and the positioner device, the positioning device is attached to a workpiece to be machined to control the key size, the pressing device comprises a right-hand thread and a left-hand thread, and the right-hand thread and the left-hand thread are matched with each other. The positive and negative threads are manually adjusted to ensure that all parts of the to-be-machined part do not move in the manufacturing process, the positioner device can enable the to-be-machined part to rotate, and different angles are adjusted to meet the welding requirement. Through reasonable design, the manufacturing efficiency and quality of the excavator box body can be effectively improved, and labor force is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of excavator case production, and particularly relates to a manufacturing tool for an excavator case. Background Art

[0002] An excavator, also known as a backhoe, is an earth-moving machine that uses a bucket to dig materials above or below the bearing surface and load them into transport vehicles or unload them to a stockpile. The materials excavated by the excavator are mainly soil, coal, silt, and pre-loosened soil and rocks. Judging from the development of construction machinery in recent years, the development of excavators has been relatively fast, and the replacement is frequent. Therefore, most domestic manufacturers have produced excavator chassis devices, which have complex structures, many internal welds, narrow spaces, are not easy to weld, and are prone to welding deformation. At present, the production method is mostly to directly measure the dimensions on the platform for manufacturing, or to use simple tooling for manufacturing, which has problems such as cumbersome operation, low efficiency, and unstable quality. Utility Model Content

[0003] The utility model provides a manufacturing tool for an excavator casing to solve the problems in the prior art.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A manufacturing tool for an excavator casing,

[0006] It includes a tool body 1, a positioning device 2, a pressing device 3 and a positioner device 4, wherein the tool body 1 is used to fix the positioning device 2, the pressing device 3 and the positioner device 4;

[0007] The tooling body 1 includes an upper plate 1-1 for mounting a positioning device 2, a pressing device 3 and a positioner device 4;

[0008] The positioning device 2 includes a first equal height positioning block 2-1, a second equal height positioning block 2-2, a first backing block 2-4, a second backing block 2-5, a third backing block 2-6, a fourth backing block 2-7 and a fifth backing block 2-8 for fixing the workpiece 5 to be processed;

[0009] The clamping device 3 includes a first clamping plate 3-1 and a second clamping plate 3-2 for fixing the workpiece 5 to be processed. The function of the clamping device is to minimize the deformation of the workpiece during the welding process, and to apply reverse deformation to the workpiece 5 through the tightness of the first clamping plate 3-1 and the second clamping plate 3-2;

[0010] The positioner device 4 includes a power device 4-1 and a power conduction flange 4-2. The power device 4-1 is connected to the positioner mounting plate located on the side wall of the upper flat plate 1-1 through the power conduction flange 4-2 at its end. The positioner device 4 can make the workpiece 5 to be processed freely change its angle along with the rotating axis, and control the tooling body 1 to be stable and not shake, so as to meet the welding and safe use of the weld of the workpiece 5 to be processed.

[0011] Furthermore, the tooling body 1 also includes a rectangular tube frame support structure 1-2 located on the bottom surface of the upper flat plate 1-1, and the rectangular tube frame support structure 1-2 increases the supporting force of the upper flat plate 1-1.

[0012] Furthermore, the upper flat plate 1-1 and the rectangular tube frame support structure 1-2 are connected by riveting.

[0013] Furthermore, a positioner mounting hole 1-5 is provided on the positioner mounting plate on the side wall of the upper flat plate 1-1;

[0014] The power transmission flange 4-2 is connected to the positioner mounting plate by bolts for easy replacement.

[0015] Furthermore, the upper plate 1-1 is provided with threaded mounting holes 1-3 and tooling reference holes 1-4;

[0016] The threaded mounting hole 1-3 is used to install the first equal height positioning block 2-1, the second equal height positioning block 2-2, the flip positioning shaft 2-3, the first backing block 2-4, the second backing block 2-5, the third backing block 2-6, the fourth backing block 2-7, the fifth backing block 2-8, the first pressing plate 3-1 and the second pressing plate 3-2 by bolt connection, which is convenient for replacement;

[0017] The tooling reference holes 1 - 4 are used to position the workpiece 5 to be processed.

[0018] Furthermore, the first equal-height positioning block 2-1 is used to limit the height of the top of the workpiece 5 to be processed, and the second equal-height positioning block 2-2 is used to limit the height of the bottom of the workpiece 5 to be processed. Shims can be set inside the first equal-height positioning block 2-1 and the second equal-height positioning block 2-2, and the positioning dimensions can be adjusted using the shims to meet the dimensions of the workpiece 5 to be processed.

[0019] Furthermore, the positioning device 2 includes a first middle top fixing member 2-9 and a second middle top fixing member 2-10, and the first middle top fixing member 2-9 and the second middle top fixing member 2-10 extend upward from the hollow part of the workpiece 5 to be processed, and fix the workpiece 5 to be processed from above the workpiece 5 to be processed.

[0020] Furthermore, the first backing block 2 - 4 , the second backing block 2 - 5 , the third backing block 2 - 6 , the fourth backing block 2 - 7 and the fifth backing block 2 - 8 are distributed around the workpiece 5 to be processed and fix the workpiece 5 to be processed.

[0021] Furthermore, the positioner device 4 also includes a base 4-3 for supporting the power device 4-1.

[0022] Furthermore, the power device 4-1 includes a rotating motor, the end of the rotating shaft of the rotating motor is a power transmission flange 4-2, and the power device 4-1 has a self-locking function.

[0023] Furthermore, the positioning device 2 also includes a flip positioning axis 2-3, and the flip positioning axis 2-3 is located on the upper flat plate 1-1 and is used to support the workpiece 5 to be processed from the bottom.

[0024] Compared with the prior art, the utility model has the following beneficial effects:

[0025] 1. The utility model has high efficiency, replacing the traditional manual or simple tooling welding which is slow, and the tooling can realize fast clamping;

[0026] 2. The utility model has high reliability. Each part is equipped with a positioning device to ensure the accuracy and stability of the size. The clamping device can minimize the deformation of the workpiece during the welding process.

[0027] 3. The utility model improves weldability. By using the power device 4-1 and the power transmission flange 4-2, the workpiece to be processed can be started and stopped 360° in all directions on the tooling, and welding operations can be performed at any position and angle;

[0028] 4. The utility model has strong mobility, generally does not need to be fixed on the foundation, is easy to move, and can meet the use of various working conditions and environments;

[0029] 5. The utility model has good safety and a self-locking function to prevent accidents caused by gravity to the workpiece when the power source is suddenly cut off. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a usage state diagram of the utility model;

[0031] Figure 2 It is a structural schematic diagram of the utility model;

[0032] Figure 3 It is a structural schematic diagram of the upper and middle flat plates of the utility model;

[0033] Figure 4 It is a side view of the upper flat plate of the utility model;

[0034] Figure 5 It is a structural schematic diagram of the rectangular tube frame support structure in the utility model;

[0035] Figure 6 It is a structural schematic diagram of the first equal height positioning block in the utility model;

[0036] Figure 7 It is a structural schematic diagram of the second equal height positioning block in the utility model;

[0037] Figure 8 It is a structural schematic diagram of the flip positioning shaft in the utility model;

[0038] Fig. 9 It is a structural schematic diagram of the first backing block in the utility model;

[0039] Fig.10 It is a structural schematic diagram of the second backing block in the utility model;

[0040] Fig.11 It is a structural schematic diagram of the third backing block in the utility model;

[0041] Fig.12 It is a structural schematic diagram of the fourth backing block in the utility model;

[0042] Fig.13 It is a structural schematic diagram of the fifth backrest block in the utility model;

[0043] Fig.14 It is a structural schematic diagram of the first pressing plate in the utility model;

[0044] Fig.15 It is a structural schematic diagram of the second pressing plate in the utility model; DETAILED DESCRIPTION

[0045] The present invention will be further described below in conjunction with the embodiments.

[0046] A tool for manufacturing an excavator casing, comprising a tool body 1, a positioning device 2, a clamping device 3 and a positioner device 4, wherein the tool body 1 is used to fix the positioning device 2, the clamping device 3 and the positioner device 4; the tool body 1 comprises an upper plate 1-1 for installing the positioning device 2, the clamping device 3 and the positioner device 4; the positioning device 2 comprises a first equal-height positioning block 2-1, a second equal-height positioning block 2-2, a flip positioning shaft 2-3, a first backing block 2-4, a second backing block 2-5, a third backing block 2-6, a fourth backing block 2-7 and a fifth backing block 2-8 for fixing a workpiece 5 to be processed; the clamping device 3 comprises a first pressing plate 3-1 and a second pressing plate 3-2 for fixing the workpiece 5 to be processed, and the function of the clamping device is to maximize the The deformation of the workpiece to be processed during the welding process is reduced to a certain extent, and the workpiece 5 to be processed is subjected to reverse deformation by adjusting the tightness of the first pressing plate 3-1 and the second pressing plate 3-2; specifically, the first pressing plate 3-1 and the second pressing plate 3-2 are provided with positive and negative threads, and the positive and negative threads are manually adjusted to ensure that the parts of the workpiece to be processed do not move during the manufacturing process; the positioner device 4 includes a power device 4-1 and a power transmission flange 4-2, and the power device 4-1 is connected to the positioner mounting plate located on the side wall of the upper flat plate 1-1 through the power transmission flange 4-2 at its end. The positioner device 4 can make the workpiece 5 to be processed freely change its angle with the rotating axis, and control the tooling body 1 to be stable and not shake, so as to meet the welding and safe use of the weld of the workpiece 5 to be processed.

[0047] As a preferred embodiment, the tooling body 1 also includes a rectangular tube frame support structure 1-2 located on the bottom surface of the upper plate 1-1, and the rectangular tube frame support structure 1-2 increases the supporting force of the upper plate 1-1; the upper plate 1-1 and the rectangular tube frame support structure 1-2 are connected by riveting.

[0048] As a preferred solution, a positioner mounting hole 1-5 is provided on the positioner mounting plate on the side wall of the upper flat plate 1-1; the power transmission flange 4-2 is connected to the positioner mounting plate by bolts for easy replacement.

[0049] As a preferred solution, the upper plate 1-1 is provided with threaded mounting holes 1-3 and tooling reference holes 1-4; the threaded mounting holes 1-3 are used to install the first equal-height positioning block 2-1, the second equal-height positioning block 2-2, the flip positioning shaft 2-3, the first backrest block 2-4, the second backrest block 2-5, the third backrest block 2-6, the fourth backrest block 2-7, the fifth backrest block 2-8, the first pressure plate 3-1 and the second pressure plate 3-2 by bolts, and are connected by bolts for easy replacement; the tooling reference holes 1-4 are used to position the workpiece 5 to be processed.

[0050] As a preferred solution, the first equal-height positioning block 2-1 is used to limit the height of the top of the workpiece 5 to be processed, and the second equal-height positioning block 2-2 is used to limit the height of the bottom of the workpiece 5 to be processed. Shims can be set inside the first equal-height positioning block 2-1 and the second equal-height positioning block 2-2, and the positioning dimensions are adjusted using the shims to meet the dimensions of the workpiece 5 to be processed.

[0051] As a preferred solution, the positioning device 2 includes a first middle top fixing member 2-9 and a second middle top fixing member 2-10, and the first middle top fixing member 2-9 and the second middle top fixing member 2-10 extend upward from the hollow part of the workpiece 5 to be processed, and fix the workpiece 5 to be processed from above the workpiece 5; the first backing block 2-4, the second backing block 2-5, the third backing block 2-6, the fourth backing block 2-7 and the fifth backing block 2-8 are distributed on the periphery of the workpiece 5 to be processed and fix the workpiece 5 to be processed.

[0052] As a preferred solution, the positioner device 4 also includes a base 4-3 for supporting the power device 4-1; preferably, the power device 4-1 includes a rotating motor, the end of the rotating shaft of the rotating motor is a power transmission flange 4-2, the power device 4-1 has a self-locking function and has the ability to rotate, and the power device with a self-locking function belongs to the prior art.

[0053] As a preferred solution, a support base, a driven shaft and a driven flange are provided on the side of the upper plate 1-1 opposite to the positioner device 4, the driven shaft is installed on the support base, the end of the driven shaft is the driven flange, the driven flange is connected to the side wall of the upper plate 1-1, and a connecting plate is also provided at the connection, and the structure of the connecting plate is the same as that of the positioner mounting plate.

[0054] As a preferred embodiment, the positioning device 2 also includes a flip positioning axis 2-3, which is located on the upper plate 1-1 and is used to support the workpiece to be processed from the bottom. Preferably, the flip positioning axis 2-3 and the rotating axis of the rotating motor are both located on the center line of the upper plate 1-1.

[0055] Instructions for use of the excavator chassis manufacturing tooling in this utility model:

[0056] 1. Before use, check the appearance of the tooling and remove the spatter and welding slag attached to the tooling in time;

[0057] 2. Check whether the various devices of the tooling, including the tooling body 1, the positioning device 2, the clamping device 3, and the positioner device 4, are damaged, whether the power cord is exposed, whether it is complete, and whether it meets the operating conditions;

[0058] 3. Use a crane to lift the workpiece to be processed onto the tooling. After the workpiece is placed stably, adjust the position of the workpiece so that it is close to the positioning device 2; use the clamping device 3 to fix the workpiece firmly;

[0059] 4. Use the positioner device 4 to output forward and reverse rotation instructions according to welding requirements, flip to the corresponding angle, and complete the entire process of welding the workpiece to be processed;

[0060] 5. After the welding of the workpiece is completed, use the crane to lift the workpiece away from the tooling;

[0061] 6. Turn off the power.

[0062] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A tool for manufacturing an excavator casing, characterized in that: It comprises a tool body (1), a positioning device (2), a pressing device (3) and a positioner device (4), wherein the tool body (1) is used to fix the positioning device (2), the pressing device (3) and the positioner device (4); The tooling body (1) comprises an upper plate (1-1) for mounting a positioning device (2), a pressing device (3) and a positioner device (4); The positioning device (2) comprises a first equal height positioning block (2-1), a second equal height positioning block (2-2), a first backing block (2-4), a second backing block (2-5), a third backing block (2-6), a fourth backing block (2-7) and a fifth backing block (2-8) for fixing a workpiece (5); The clamping device (3) comprises a first pressing plate (3-1) and a second pressing plate (3-2) for fixing the workpiece (5) to be processed; The positioner device (4) comprises a power device (4-1) and a power transmission flange (4-2), and the power device (4-1) is connected to a positioner mounting plate located on a side wall of the upper flat plate (1-1) via the power transmission flange (4-2) at its end.

2. The manufacturing tooling for the excavator casing according to claim 1, characterized in that: The tooling body (1) further comprises a rectangular tube frame support structure (1-2) located on the bottom surface of the upper flat plate (1-1), wherein the rectangular tube frame support structure (1-2) increases the support force of the upper flat plate (1-1).

3. The manufacturing tooling for the excavator casing according to claim 2, characterized in that: The upper flat plate (1-1) and the rectangular tube frame support structure (1-2) are connected by riveting.

4. The manufacturing tooling for the excavator casing according to claim 1, characterized in that: A positioner mounting plate on the side wall of the upper flat plate (1-1) is provided with a positioner mounting hole (1-5); The power transmission flange (4-2) is connected to the positioner mounting plate via bolts.

5. The manufacturing tool for the excavator casing according to claim 1, characterized in that: The upper flat plate (1-1) is provided with a threaded mounting hole (1-3) and a tooling reference hole (1-4); The threaded mounting holes (1-3) are used to mount a first equal-height positioning block (2-1), a second equal-height positioning block (2-2), a flip positioning shaft (2-3), a first backing block (2-4), a second backing block (2-5), a third backing block (2-6), a fourth backing block (2-7), a fifth backing block (2-8), a first pressing plate (3-1) and a second pressing plate (3-2) by means of bolts.

6. The manufacturing tool for the excavator casing according to claim 1, characterized in that: The first equal-height positioning block (2-1) is used to define the height of the top of the workpiece (5) to be processed, and the second equal-height positioning block (2-2) is used to define the height of the bottom of the workpiece (5) to be processed.

7. The manufacturing tool for the excavator casing according to claim 1, characterized in that: The positioning device (2) comprises a first middle top fixing member (2-9) and a second middle top fixing member (2-10), wherein the first middle top fixing member (2-9) and the second middle top fixing member (2-10) extend upward from a hollow portion of the workpiece to be processed (5) to fix the workpiece to be processed (5) from above the workpiece to be processed (5).

8. The manufacturing tool for the excavator casing according to claim 1, characterized in that: The first backing block (2-4), the second backing block (2-5), the third backing block (2-6), the fourth backing block (2-7) and the fifth backing block (2-8) are distributed on the periphery of the workpiece to be processed (5) and fix the workpiece to be processed (5).

9. The manufacturing tool for the excavator casing according to claim 1, characterized in that: The positioner device (4) also includes a base (4-3) for supporting the power device (4-1).

10. The manufacturing tool for the excavator casing according to claim 1 or 9, characterized in that: The power device (4-1) comprises a rotating electric machine, and the end of the rotating shaft of the rotating electric machine is a power transmission flange (4-2).

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