Shell machining device

Abstract

The utility model relates to the technical field of shell machining, in particular to a shell machining device which comprises a base, the base is fixedly connected with a positioning plate through screws, a hole is formed in the lower surface of the positioning plate, the inner surface of the hole is connected with a positioning bush, the upper surface of the base is connected with a double-end stud through a first nut, and the double-end stud is connected with a second nut through a second nut. The upper surface of the base is provided with threads and is in threaded connection with the supporting column, the outer arc surface of the double-end stud is connected with a pressing plate, the double-end stud is in threaded connection with the first nut, and the inner surface of the positioning bush is fixedly connected with a rhombic pin through the third nut and a third flat washer. The whole device can be clamped on a working table through the T-shaped bolt, the second flat washer and the second nut, meanwhile, the cushion block and the U-shaped groove are arranged, deformation can be effectively prevented when the device and the working table of a machine tool are clamped, and the precision of the device is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of shell processing, in particular to a shell processing device. Background Art

[0002] The reducer is an independent component consisting of a gear drive, worm drive, or gear-worm drive enclosed in a rigid housing. It is often used as a reduction transmission device between the prime mover and the working machine. It plays the role of matching speed and transmitting torque between the prime mover and the working machine or actuator, and is widely used in modern machinery.

[0003] There are many reducer housing processing devices on the market. During the process of processing the workpiece, most of them use complex mechanical structures to clamp the workpiece, which is time-consuming and labor-intensive. In view of this, we propose a housing processing device. Utility Model Content

[0004] The utility model aims to provide a shell processing device, which solves the problem of time-consuming and labor-intensive clamping of a workpiece.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A shell processing device includes a base, which is fixedly connected to a positioning plate by screws, the lower surface of the positioning plate is provided with a hole, the inner surface of the hole is connected to a positioning bushing, the upper surface of the base is connected to a stud via a first nut, the upper surface of the base is provided with threads and is threadedly connected to a pillar, the outer arc surface of the stud is connected to a pressure plate, the stud is threadedly connected to the first nut, the inner surface of the positioning bushing is fixedly connected to a diamond pin via a third nut and a third flat washer, and the inner surface of the positioning bushing is fixedly connected to a cylindrical pin via a third nut and a third flat washer.

[0007] Preferably, a fixing groove is provided on the lower surface of the pressing plate, and a support is connected in the fixing groove.

[0008] Preferably, a spring is sleeved on the outer arc surface of the stud, a first flat washer is provided between the first nut and the pressure plate, and the first flat washer is sleeved on the outer arc surface of the stud.

[0009] Preferably, a U-shaped groove is provided on the base, and a cushion block is fixedly connected to the lower surface of the base. The cushion block is U-shaped, and the cushion block and the U-shaped groove are in the same horizontal plane.

[0010] Preferably, an alignment hole is provided on the upper surface of the positioning plate.

[0011] Preferably, a spring washer is provided between the positioning plate and the base, and the spring washer is sleeved with the screw.

[0012] Preferably, a T-bolt is threadedly connected to the lower surface of the positioning plate, a second flat washer is sleeved on the outer arc surface of the T-bolt, and a second nut is threadedly connected to the lower surface of the T-bolt.

[0013] By means of the above technical solution, the utility model provides a shell processing device, which has at least the following beneficial effects:

[0014] (1) The utility model can clamp the entire device on the workbench by means of the T-bolt, the second flat washer and the second nut. At the same time, the setting of the pad and the U-shaped groove can effectively prevent the device from deforming when being clamped on the machine tool workbench, thereby ensuring the accuracy of the device.

[0015] (2) The utility model uses a pressure plate, a positioning plate, a base, a diamond pin and a cylindrical pin to fix the workpiece through the pressure plate when the workpiece is installed on the positioning plate. At the same time, the alignment holes provided ensure the position accuracy of the device and the machine tool, thereby effectively ensuring the processing accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall side structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the positional relationship between the T-bolt and the second nut of the utility model;

[0020] Figure 4 This is a schematic structural diagram of the positional relationship among the studs, pillars and pressure plates of the utility model.

[0021] In the figure: 1. base; 2. positioning plate; 3. screw; 4. spring washer; 5. cylindrical pin; 6. spacer; 7. third nut; 8. third flat washer; 9. positioning bushing; 10. diamond pin; 11. T-bolt; 12. second flat washer; 13. second nut; 14. first nut; 15. first flat washer; 16. pressure plate; 17. pillar; 18. spring; 19. stud. DETAILED DESCRIPTION

[0022] 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 in 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.

[0023] Embodiment 1

[0024] See also Figure 1-Figure 4The utility model provides a shell processing device, including a base 1, the base 1 is fixedly connected with a positioning plate 2 by screws 3, the lower surface of the positioning plate 2 is provided with a hole, the inner surface of the hole is connected with a positioning bushing 9, the upper surface of the base 1 is connected with a stud 19 by a first nut 14, the upper surface of the base 1 is provided with a thread and is threadedly connected with a pillar 17, the outer arc surface of the stud 19 is connected with a pressing plate 16, the stud 19 is threadedly connected with the first nut 14, the inner surface of the positioning bushing 9 is fixedly connected with a diamond pin 10 by a third nut 7 and a third flat washer 8, the inner surface of the positioning bushing 9 is fixedly connected with a cylindrical pin 5 by a third nut 7 and a third flat washer 8, and the positioning bushing 9 has two small pieces. The interference fit is installed in the corresponding holes of the positioning plate 2, and the diamond pin 10 and the cylindrical pin 5 are respectively installed in the positioning bushing 9 with a small gap fit, and are connected with the third nut 7 and the third flat washer 8 to prevent falling off. The workpiece is installed on the positioning plate 2 at the double-dash line, and is positioned with the plane and diamond pins 10 and the cylindrical pin 5. The stud 19 is connected to the base 1 and locked on the base 1 with the first nut 14 to prevent loosening. A fixing groove is provided on the lower surface of the pressure plate 16, and a pillar 17 is connected in the fixing groove. The outer arc surface of the stud 19 is sleeved with a spring 18. The spring 18, the first flat washer 15, the pressure plate 16, and the first nut 14 are installed on the stud 19, and the pillar 17 is connected to the base 1 through a thread and supported in the groove of the pressure plate 16. Tighten the first nut 14 to clamp the workpiece through the supporting effect of the pillar 17, a first flat washer 15 is arranged between the first nut 14 and the pressure plate 16, the first flat washer 15 is sleeved on the outer arc surface of the stud 19, a U-shaped groove is provided on the base 1, a cushion block 6 is fixedly connected to the lower surface of the base 1, the cushion block 6 is in a U-shape, the cushion block 6 and the U-shaped groove are in the same horizontal plane, an alignment hole is provided on the upper surface of the positioning plate 2, the positioning plate 2 is designed with an alignment hole concentric with the processing part of the workpiece, the alignment hole and one side of the positioning plate 2 have position requirements, the side of the positioning plate 2 is used for alignment when the device is installed to ensure the position accuracy of the device and the machine tool, the alignment positioning hole of the positioning plate 2 is used to locate the coordinates of the workpiece to ensure the addition The working precision is ensured by a spring washer 4 arranged between the positioning plate 2 and the base 1, the spring washer 4 is sleeved with the screw 3, the lower surface of the positioning plate 2 is threadedly connected with a T-bolt 11, the outer arc surface of the T-bolt 11 is sleeved with a second flat washer 12, the lower surface of the T-bolt 11 is threadedly connected with a second nut 13, a U-shaped groove is designed on the cushion block 6 to prevent deformation during clamping, the device is clamped on the machine tool workbench by four T-bolts 11, the second flat washers 12 and the second nuts 13, four U-shaped grooves are opened on the periphery of the base 1, the lower surfaces of the four U-shaped grooves on the base 1 are fixedly connected with cushion blocks 6, and connected to the machine tool workbench, the function of the U-shaped groove of the cushion block 6 is to prevent deformation when the device is clamped with the machine tool workbench, so as to ensure the precision of the device.

[0025] In this embodiment, the entire device can be fixed on the workbench by setting the pressure plate 16, positioning plate 2, diamond pin 10, cylindrical pin 5, T-bolt 11, second flat washer 12 and second nut 13. At the same time, the U-shaped groove and the cushion block 6 can effectively prevent the device from deforming when the workbench is clamped, thereby ensuring the accuracy of the device. When the workpiece is installed on the positioning plate 2, the workpiece is fixed by the pressure plate 16. At the same time, the alignment hole opened ensures the position accuracy of the device and the machine tool, thereby effectively ensuring the processing accuracy.

[0026] Working principle: When installing the device, the side of the positioning plate 2 is used for alignment to ensure the position accuracy of the device and the machine tool. The positioning holes of the positioning plate 2 are used to locate the coordinates of the workpiece to ensure the processing accuracy. The U-shaped groove is designed on the cushion block 6 to prevent clamping deformation. The device is clamped on the machine tool workbench by 4 T-bolts 11, the second flat washers 12, and the second nuts 13. Four U-shaped grooves are opened on the periphery of the base 1. The lower surface of the 4 U-shaped grooves on the base 1 is fixedly connected with the cushion block 6 and connected to the machine tool workbench. The function of the U-shaped groove of block 6 is to prevent deformation when the device is clamped on the machine tool workbench and to ensure the accuracy of the device. The workpiece is installed on the positioning plate 2 and positioned with the plane and diamond pins 10 and the cylindrical pins 5. The stud 19 is connected to the base 1 and locked on the base 1 with the first nut 14 to prevent loosening. Tighten the first nut 14 to clamp the workpiece through the supporting effect of the support 17. The workpiece is clamped with the pressure plate 16. After the pressure plate 16 is released, the spring 18 lifts the pressure plate 16, and the pressure plate 16 is withdrawn to remove the workpiece.

[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0028] Although embodiments of the present invention 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 invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A shell processing device, comprising a base (1), characterized in that: The base (1) is fixedly connected to a positioning plate (2) by means of screws (3); a hole is provided on the lower surface of the positioning plate (2); a positioning bushing (9) is connected to the inner surface of the hole; the upper surface of the base (1) is connected to a stud (19) by means of a first nut (14); a thread is provided on the upper surface of the base (1) and is threadedly connected to a support (17); a pressure plate (16) is connected to the outer arc surface of the stud (19); the stud (19) is threadedly connected to the first nut (14); the inner surface of the positioning bushing (9) is fixedly connected to a rhombus pin (10) by means of a third nut (7) and a third flat washer (8); the inner surface of the positioning bushing (9) is fixedly connected to a cylindrical pin (5) by means of a third nut (7) and a third flat washer (8).

2. A shell processing device according to claim 1, characterized in that: A fixing groove is formed on the lower surface of the pressing plate (16), and a support column (17) is connected in the fixing groove.

3. A shell processing device according to claim 1, characterized in that: A spring (18) is sleeved on the outer arc surface of the stud (19), a first flat washer (15) is provided between the first nut (14) and the pressure plate (16), and the first flat washer (15) is sleeved on the outer arc surface of the stud (19).

4. A shell processing device according to claim 1, characterized in that: The base (1) is provided with a U-shaped groove, and a cushion block (6) is fixedly connected to the lower surface of the base (1). The cushion block (6) is in a U-shape, and the cushion block (6) and the U-shaped groove are in the same horizontal plane.

5. The shell processing device according to claim 1, characterized in that: An alignment hole is provided on the upper surface of the positioning plate (2).

6. A shell processing device according to claim 1, characterized in that: A spring washer (4) is provided between the positioning plate (2) and the base (1), and the spring washer (4) is sleeved with the screw (3).

7. A shell processing device according to claim 1, characterized in that: The lower surface of the positioning plate (2) is threadedly connected to a T-bolt (11), the outer arc surface of the T-bolt (11) is sleeved with a second flat washer (12), and the lower surface of the T-bolt (11) is threadedly connected to a second nut (13).

Images