Workbench for multi-angle machining of aluminum alloy parts

Abstract

The utility model discloses a workbench for multi-angle aluminum alloy part machining. The workbench comprises a first U-shaped base. The inner side face of the first U-shaped base is connected with a second U-shaped base through a first main shaft, a first stepping motor is installed on the first U-shaped base, an output shaft of the first stepping motor is connected with the first main shaft through a coupler, and a main shaft locking mechanism for locking rotation of the first main shaft is installed on the first main shaft. A second stepping motor is installed on the outer side face of the second U-shaped base, an output shaft of the second stepping motor is connected with a self-locking main shaft through a coupler, and a chuck is installed at the end of the self-locking main shaft. According to the workbench for multi-angle aluminum alloy part machining, the workbench is simple in structure, the free end is high, an aluminum alloy component to be machined can be adjusted to a proper machining angle, meanwhile, the rotating shaft can be stabilized through the rotating shaft locking mechanism, and the machining precision of the aluminum alloy component is further improved.

Description

Technical Field

[0001] The present application relates to the technical field of machining of complex aluminum alloy parts, and specifically to a workbench for machining multi-angle aluminum alloy parts. Background Art

[0002] In the turning process of complex aluminum alloy parts, it is necessary to first use a clamp to fix the aluminum alloy component on the workbench. In the prior art, a multi-dimensional adjustable workbench is usually used, but the structure of the multi-dimensional adjustable workbench is relatively complex, and most of them rely on the self-locking of the stepper motor to fix the angle of the workpiece. When the spindle is subjected to torque, the spindle is prone to shaking, thereby affecting the processing accuracy of the aluminum alloy parts. Summary of the invention

[0003] The present application provides a workbench for processing multi-angle aluminum alloy parts. The workbench has a simple structure and a high free end. The aluminum alloy component to be processed can be adjusted to a suitable processing angle. At the same time, the rotating shaft can be stabilized by relying on the rotating shaft locking mechanism, thereby further improving the processing accuracy of the aluminum alloy component, and can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a workbench for multi-angle aluminum alloy parts processing, comprising a U-shaped base one; the inner side surface of the U-shaped base one is connected to a U-shaped base two through a main shaft one, a stepper motor one is installed on the U-shaped base one, the output shaft of the stepper motor one is connected to the main shaft one through a coupling, and a main shaft locking mechanism for locking its rotation is installed on the main shaft one.

[0005] A stepper motor 2 is installed on the outer side of the U-shaped base 2, the output shaft of the stepper motor 2 is connected to a self-locking spindle through a coupling, and a chuck is installed at the end of the self-locking spindle.

[0006] Preferably, a fixing seat is installed at the bottom of the outer side surface of the U-shaped base, and the fixing seat includes at least one mounting plate, and the mounting plate is provided with a mounting hole.

[0007] Preferably, the spindle locking mechanism includes an outer shell, which is installed on the outer side of a U-shaped base, an electric telescopic rod is installed on the inner side of the outer shell, an inner conical brake pad is installed on the telescopic end of the electric telescopic rod, and a conical brake disc is installed on the end of the spindle, and the conical brake disc is arranged inside the inner conical brake pad.

[0008] Preferably, the chuck is a four-jaw chuck.

[0009] Preferably, a detachable clamping jaw is installed on the slider of the chuck.

[0010] Preferably, the self-locking spindle includes a dust cover, which is mounted on a U-shaped base 2. The inner center of the dust cover is rotatably connected to the spindle 2 through a sealed bearing. The two ends of the spindle 2 are respectively connected to the output shaft of the stepper motor 2 and the turntable. The chuck is mounted on the turntable. The outer side surface of the spindle 2 is provided with an annular brake groove, and the inner side surface of the dust cover is provided with no less than one electrically controlled telescopic rod 2. A conical push plate is installed at the telescopic end of the electrically controlled telescopic rod 2. Two symmetrically arranged annular brake pads are sleeved on the outside of the annular brake groove. The annular brake pad is slidably connected to the inner side surface of the dust cover through a ball guide rail. A spring is provided between the outer side surface of the annular brake pad and the inner side surface of the dust cover, and annular notches are provided on the outer side surface and the inner side surface of the annular brake pad.

[0011] Compared with the prior art, the beneficial effects of this application are:

[0012] 1. The workbench for processing multi-angle aluminum alloy parts has a simple structure and a high free end. The aluminum alloy component to be processed can be adjusted to a suitable processing angle. At the same time, the rotating shaft can be stabilized by the rotating shaft locking mechanism, further improving the processing accuracy of the aluminum alloy component;

[0013] 2. Stepper motor 1 is used to drive U-shaped base 2 to rotate, so that the component to be processed installed on U-shaped base 2 can be rotated and adjusted. The position of spindle 1 can be fixed by the spindle locking mechanism, thereby preventing spindle 1 from shaking during the machining of aluminum alloy components. Stepper motor 2 can drive the chuck to rotate around the self-locking spindle, thereby adjusting the component to be processed to a suitable angle. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of this application;

[0015] Figure 2 This is the main view of this application;

[0016] Figure 3 is a schematic diagram of the internal structure of the spindle locking mechanism;

[0017] Figure 4 Schematic diagram of the internal structure of the self-locking spindle.

[0018] In the figure: 1 stepper motor 1, 2 U-shaped base 1, 3 U-shaped base 2, 4 slider, 5 detachable clamping claw, 6 mounting plate, 7 chuck, 8 spindle 1, 9 spindle locking mechanism, 91 outer shell, 92 electric control telescopic rod 1, 93 conical brake disc, 94 inner conical brake pad, 10 self-locking spindle, 101 turntable, 102 spindle 2, 103 ball guide rail, 104 spring, 105 annular brake pad, 106 electric control telescopic rod 2, 107 conical push plate, 108 annular brake groove, 109 dust cover, 11 stepper motor 2. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0020] In the description of this application, if the orientation description is involved, for example, the orientation or position relationship indicated by "upper", "lower", "front", "back", "left", "right", etc. is based on the attached Figure 2 The orientation or position relationship shown is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation of the present application. When a feature is referred to as being "set", "fixed", or "connected" to another feature, it can be directly set, fixed, or connected to the other feature, or it can be indirectly set, fixed, or connected to the other feature.

[0021] See also Figure 1-4 The present application provides the following technical solutions: a workbench for processing multi-angle aluminum alloy parts, comprising a U-shaped base 2; the inner side surface of the U-shaped base 2 is connected to a U-shaped base 3 through a spindle 8, a stepper motor 1 is installed on the U-shaped base 2, the output shaft of the stepper motor 1 is connected to the spindle 8 through a coupling, and a spindle locking mechanism 9 is installed on the spindle 8 to lock its rotation.

[0022] Specifically, the stepper motor 1 is used to drive the U-shaped base 2 3 to rotate, so that the component to be processed installed on the U-shaped base 2 3 can be rotated and adjusted, and the position of the spindle 8 can be fixed by the spindle locking mechanism 9, thereby preventing the spindle 8 from shaking during the machining of the aluminum alloy component.

[0023] A stepper motor 11 is installed on the outer side of the U-shaped base 3 , and the output shaft of the stepper motor 11 is connected to a self-locking spindle 10 through a coupling, and a chuck 7 is installed at the end of the self-locking spindle 10 .

[0024] Specifically, the stepper motor 11 can drive the chuck 7 to rotate around the self-locking spindle 10, so as to adjust the component to be processed to a suitable angle.

[0025] Furthermore, a fixing seat is installed at the bottom of the outer side surface of the U-shaped base 2, and the fixing seat includes at least one mounting plate 6, and the mounting plate 6 is provided with a mounting hole.

[0026] Specifically, the U-shaped base 2 can be fixed on the processing table of the lathe by using a screw rod to pass through the mounting hole on the mounting plate 6.

[0027] Furthermore, the spindle locking mechanism 9 includes an outer shell 91, which is installed on the outer side of the U-shaped base 2, and an electric telescopic rod 92 is installed on the inner side of the outer shell 91, and an inner conical brake pad 94 is installed at the telescopic end of the electric telescopic rod 92, and a conical brake disc 93 is installed at the end of the spindle 8, and the conical brake disc 93 is arranged inside the inner conical brake pad 94.

[0028] Specifically, when the position of the main shaft 8 is fixed, the electrically controlled telescopic rod 92 contracts to drive the inner conical brake pad 94 to move toward the conical brake disc 93 until the inner conical brake pad 94 is tightly pressed against the outer surface of the conical brake disc 93.

[0029] Furthermore, the design of the conical surface can increase the contact area between the brake pad and the brake disc, thereby improving the anti-torsion performance of the main shaft 8.

[0030] Furthermore, the chuck 7 is a four-jaw chuck.

[0031] Specifically, a four-jaw chuck can more firmly fix the position of the workpiece.

[0032] Furthermore, a detachable clamping jaw 5 is installed on the slider 4 of the chuck 7 .

[0033] Specifically, the type of the detachable clamping jaw 5 can be replaced according to the different workpieces to be processed.

[0034] Furthermore, the self-locking spindle 10 includes a dust cover 109, which is mounted on a U-shaped base 3. The inner center of the dust cover 109 is rotatably connected to the spindle 102 through a sealed bearing. The two ends of the spindle 102 are respectively connected to the output shaft of the stepper motor 11 and the turntable 101. The chuck 7 is mounted on the turntable 101. The outer side surface of the spindle 102 is provided with an annular brake groove 108, and the inner side surface of the dust cover 109 is provided with no less than one electrically controlled telescopic rod 106. The telescopic end of the electrically controlled telescopic rod 106 is provided with a conical push plate 107. The outer side of the annular brake groove 108 is sleeved with two symmetrically arranged annular brake pads 105. The annular brake pads 105 are slidably connected to the inner side surface of the dust cover 109 through a ball guide rail 103. A spring 104 is provided between the outer side surface of the annular brake pad 105 and the inner side surface of the dust cover 109. The outer side surface and the inner side surface of the annular brake pad 105 are both provided with annular notches.

[0035] Specifically, when the main shaft 102 brakes, the electric-controlled telescopic rod 106 extends to push the conical push plate 107 toward the annular brake pad 105, and the two annular brake pads 105 symmetrically arranged up and down are pushed open by the conical push plate 107 and move toward the upper and lower sides respectively until the annular brake pad 105 is close to the outer side of the annular brake groove 108, thereby realizing the braking positioning of the main shaft 102. When the brake is released, the conical push plate 107 is released, and the spring 104 pushes the annular brake pad 105 to return to its original position.

[0036] When in use: according to the shape of the workpiece to be processed, the detachable clamping jaw 5 matching the workpiece to be processed is installed on the upper surface of the slider 4, and the workpiece is fixed by the chuck 7.

[0037] When the workpiece is being processed, spindle 1 8 and spindle 2 102 are locked. When the workpiece position is adjusted, the corresponding spindle is released. Stepper motor 1 can drive the workpiece to rotate around spindle 1 8 , and stepper motor 2 11 can drive the workpiece to rotate around self-locking spindle 10 .

[0038] Although the embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present application, and that the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A workbench for processing multi-angle aluminum alloy parts, characterized by: It comprises a U-shaped base one (2); the inner side surface of the U-shaped base one (2) is connected to a U-shaped base two (3) via a main shaft one (8); a stepper motor one (1) is mounted on the U-shaped base one (2); the output shaft of the stepper motor one (1) is connected to the main shaft one (8) via a coupling; a main shaft locking mechanism (9) for locking the main shaft one (8) is mounted on the main shaft one (8); The spindle locking mechanism (9) comprises an outer shell (91), the outer shell (91) being mounted on the outer side surface of a U-shaped base (2), an electric control telescopic rod (92) being mounted on the inner side surface of the outer shell (91), an inner conical brake pad (94) being mounted on the telescopic end of the electric control telescopic rod (92), a conical brake disc (93) being mounted on the end of the spindle (8), and the conical brake disc (93) being arranged inside the inner conical brake pad (94); A second stepper motor (11) is mounted on the outer side of the second U-shaped base (3); an output shaft of the second stepper motor (11) is connected to a self-locking spindle (10) via a coupling; a chuck (7) is mounted on the end of the self-locking spindle (10).

2. A multi-angle aluminum alloy parts processing workbench according to claim 1, characterized in that: A fixing seat is installed at the bottom of the outer side surface of the U-shaped base 1 (2), and the fixing seat includes at least one mounting plate (6), and the mounting plate (6) is provided with a mounting hole.

3. The multi-angle aluminum alloy parts processing workbench according to claim 1 is characterized in that: The chuck (7) is a four-jaw chuck.

4. A multi-angle aluminum alloy parts processing workbench according to claim 3, characterized in that: A detachable clamping claw (5) is mounted on the slider (4) of the chuck (7).

5. The multi-angle aluminum alloy parts processing workbench according to claim 1, characterized in that: The self-locking spindle (10) comprises a dust cover (109), which is mounted on a second U-shaped base (3). The center of the dust cover (109) is rotatably connected to a second spindle (102) via a sealed bearing. The two ends of the second spindle (102) are respectively connected to the output shaft of the second stepper motor (11) and the turntable (101). The chuck (7) is mounted on the turntable (101). The outer side surface of the second spindle (102) is provided with an annular brake groove (108). The inner side surface of the dust cover (109) is provided with at least one electric control A telescopic rod (106) is provided, and a conical push plate (107) is installed at the telescopic end of the electric telescopic rod (106). Two symmetrically arranged annular brake pads (105) are sleeved on the outside of the annular brake groove (108). The annular brake pads (105) are slidably connected to the inner side surface of the dust cover (109) through a ball bearing slide rail (103). A spring (104) is provided between the outer side surface of the annular brake pad (105) and the inner side surface of the dust cover (109). The outer side surface and the inner side surface of the annular brake pad (105) are both provided with annular notches.

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