A fixed mechanical fixture for machining

Abstract

The utility model discloses a fixed mechanical clamp for mechanical processing, which relates to the technical field of mechanical processing, including a base, an electromagnet fixedly connected to the top of the fixed rod, a limit block fixedly connected to the surface of the sliding rod, and a spring fixedly connected between the limit block and the electromagnet. When the electromagnet is started, a magnetic force is generated to attract the limit block, so that the limit block compression spring moves downward, and the limit plate is driven to move downward by the movement of the limit block, so that the limit plate is disengaged from the locking of the rotating shaft, and the second motor drives the rotating shaft to rotate, so that the connecting frame drives the mounting seat to rotate, and the pitch angle of the parts fixed on the mounting seat is adjusted. When the electromagnet is powered off, the limit plate moves upward under the action of the spring to lock the pitch angle of the mounting seat. The friction plate is driven to move by the electric push rod, and the output shaft of the third motor is clamped by the friction plate, so that the rotation angle of the parts is fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing, in particular to a fixed mechanical clamp for mechanical processing. Background Art

[0002] Mechanical processing is based on external force control to perform milling and other processing on accessories. In order to ensure the accuracy of accessory processing, fixed mechanical fixtures are required to provide installation support for the workpiece to avoid displacement of the workpiece when subjected to mechanical force and ensure the stability of processing. The fixture is a tool used to fasten the workpiece during processing to fix the parts in the corresponding position. The fixture technology is developing in the direction of high precision, high efficiency, modularity, combination, generality and economy. The fixture is also called a fixture.

[0003] After searching the existing public patent number: CN202120886706.8, the public patent name is: a fixed mechanical clamp for machining, including a connecting base, connecting bolts are symmetrically connected on both sides of the connecting base, a rotating groove is provided on the top of the connecting base, a rotating seat is provided in the rotating groove for rotation connection, a bull's eye wheel is provided at the bottom of the rotating seat located in the rotating groove, a slide rail is provided at the bottom of the rotating groove to match the bull's eye wheel, a clamping base is provided on the top of the rotating seat, a mobile warehouse is provided in the clamping base, a rotating rod 1 is provided for rotation connection in the mobile warehouse, a power warehouse is provided near the mobile warehouse in the clamping base, a motor 2 is connected in the power warehouse, the power output end of the motor 2 is connected to the end of the rotating rod, a mobile block 1 is sleeved on the rotating rod, and a connecting block is provided on the top of the mobile block 1. Compared with the prior art, the advantages of the utility model are: providing a fixed mechanical clamp for machining that is easy to adjust the height of the splint according to the size of the part, easy to adjust the orientation of the part by the rotating device after clamping, and easy to disassemble and maintain the inside of the device.

[0004] However, the above device cannot adjust the pitch angle of the part and cannot lock the rotation angle, so there is room for improvement. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies of the prior art, the utility model provides a fixed mechanical clamp for mechanical processing, which solves the problem that the pitch angle of a part cannot be adjusted and the rotation angle cannot be locked.

[0007] Technical Solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: a fixed mechanical fixture for mechanical processing, comprising: a base, a rotating seat is rotatably connected to the base, a fixed frame is symmetrically arranged on the rotating seat, a mounting seat is arranged on the fixed frame, a first motor is fixedly installed on one side of the mounting seat, a slide groove is opened on the upper surface of the mounting seat, a bidirectional screw rod is rotatably connected in the slide groove, a slider is symmetrically arranged in the slide groove, a clamping plate is fixedly connected to one side of the slider, an output shaft end of the first motor is fixedly connected to the bidirectional screw rod, the bidirectional screw rod is threadedly connected to the slider, and an angle adjustment component is arranged on the base;

[0009] The angle adjustment assembly includes a second motor fixedly mounted on the surface of a fixed frame, a rotating shaft is rotatably connected to the surface of the fixed frame, an output shaft end of the second motor is fixedly connected to the rotating shaft, a connecting frame is symmetrically arranged on the surface of the rotating shaft, the connecting frame is arranged on the lower surface of the mounting seat, a fixed rod is fixedly connected to the upper surface of the rotating seat, a sliding rod is slidably connected to the fixed rod, a limiting plate is fixedly connected to the top of the sliding rod, an electromagnet is fixedly connected to the top of the fixed rod, a limiting block is fixedly connected to the surface of the sliding rod, and a spring is fixedly connected between the limiting block and the electromagnet.

[0010] Preferably, the limit block is configured as an iron plate, and a friction plate is provided on the surface of the limit plate.

[0011] Preferably, the limiting plate is arranged in an arc shape, and the fixing rod is arranged at a central position on the upper surface of the rotating seat.

[0012] Preferably, a rotating assembly is provided on the base, and the rotating assembly includes a mounting groove opened on the upper surface of the base, a third motor is fixedly installed in the mounting groove, and an output shaft end of the third motor is fixedly connected to the rotating seat.

[0013] Preferably, a fixed seat is provided in a circular array at the bottom of the rotating seat, a fixed seat is rotatably connected to the bottom of the fixed seat, and a limiting ring groove is provided on the upper surface of the base in the same motion trajectory as the fixed seat.

[0014] Preferably, electric push rods are symmetrically arranged on the upper surface of the base, and the movable ends of the electric push rods are fixedly connected to friction plates, and the friction plates are arranged in a semicircular shape.

[0015] Preferably, mounting blocks are symmetrically arranged on both sides of the base, and an anti-slip pad is arranged on one side of the clamping plate.

[0016] Beneficial Effects

[0017] The utility model provides a fixed mechanical fixture for mechanical processing, which has at least the following beneficial effects compared with the prior art:

[0018] The electromagnet is started, generating magnetic force to attract the limit block, causing the limit block to compress the spring and move downward. The movement of the limit block drives the limit plate to move downward, causing the limit plate to be unlocked from the shaft, and the second motor drives the shaft to rotate, so that the connecting frame drives the mounting seat to rotate, and the pitch angle of the parts fixed on the mounting seat is adjusted. The electromagnet is powered off, and under the action of the spring, the limit plate moves upward to lock the pitch angle of the mounting seat. The electric push rod drives the friction plate to move, and the friction plate clamps the output shaft of the third motor, thereby fixing the rotation angle of the parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the rotating seat of the utility model;

[0021] Figure 3 It is a structural schematic diagram of the rotating assembly of the utility model;

[0022] Figure 4 It is a structural schematic diagram of the angle adjustment component of the utility model.

[0023] In the figure: 1. base; 2. rotating seat; 3. fixed frame; 4. mounting seat; 5. first motor; 6. slide groove; 7. bidirectional screw rod; 8. slider; 9. clamping plate; 10. angle adjustment assembly; 1001. second motor; 1002. rotating shaft; 1003. connecting frame; 1004. fixed rod; 1005. sliding rod; 1006. limit plate; 1007. limit block; 1008. spring; 1009. electromagnet; 11. rotating assembly; 1101. mounting groove; 1102. third motor; 1103. fixed seat; 1104. universal ball; 1105. electric push rod; 1106. friction plate; 12. mounting block. DETAILED DESCRIPTION

[0024] 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.

[0025] Embodiment 1:

[0026] See also Figure 1-4The utility model provides a technical solution: a base 1, a rotating base 2 is rotatably connected to the base 1, a fixing frame 3 is symmetrically arranged on the rotating base 2, a mounting base 4 is arranged on the fixing frame 3, a first motor 5 is fixedly installed on one side of the mounting base 4, a slide groove 6 is opened on the upper surface of the mounting base 4, a bidirectional screw rod 7 is rotatably connected in the slide groove 6, a slider 8 is symmetrically arranged in the slide groove 6, a clamping plate 9 is fixedly connected to one side of the slider 8, an output shaft end of the first motor 5 is fixedly connected to the bidirectional screw rod 7, the bidirectional screw rod 7 is threadedly connected to the slider 8, and an angle adjustment component 10 is arranged on the base 1;

[0027] The angle adjustment assembly 10 includes a second motor 1001 fixedly mounted on the surface of the fixing frame 3, a rotating shaft 1002 is rotatably connected to the surface of the fixing frame 3, an output shaft end of the second motor 1001 is fixedly connected to the rotating shaft 1002, a connecting frame 1003 is symmetrically arranged on the surface of the rotating shaft 1002, the connecting frame 1003 is arranged on the lower surface of the mounting seat 4, a fixed rod 1004 is fixedly connected to the upper surface of the rotating seat 2, a sliding rod 1005 is slidably connected to the fixed rod 1004, a limiting plate 1006 is fixedly connected to the top of the sliding rod 1005, an electromagnet 1009 is fixedly connected to the top of the fixed rod 1004, a limiting block 1007 is fixedly connected to the surface of the sliding rod 1005, and a spring 1008 is fixedly connected between the limiting block 1007 and the electromagnet 1009. The base 1 is symmetrically provided with mounting blocks 12 on both sides, and a non-slip pad is provided on one side of the clamping plate 9.

[0028] Analysis of the above content: Start the first motor 5 to drive the bidirectional screw 7 to rotate, and the slider 8 moves in the slide slot 6 through the rotation of the bidirectional screw 7, and the clamping plate 9 moves through the slider 8 to clamp the parts. The electromagnet 1009 is started to generate magnetic force to attract the limit block 1007, so that the limit block 1007 compresses the spring 1008 and moves downward. The limit plate 1006 moves downward through the movement of the limit block 1007, so that the limit plate 1006 is unlocked from the rotating shaft 1002, and the second motor 1001 drives the rotating shaft 1002 to rotate, so that the connecting frame 1003 drives the mounting seat 4 to rotate, and the pitch angle of the parts fixed on the mounting seat 4 is adjusted to facilitate the processing of the parts.

[0029] Embodiment 2:

[0030] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: the limit block 1007 is set as an iron plate, and a friction plate is set on the surface of the limit plate 1006.

[0031] Analysis of the above content: the iron plate facilitates the magnetic attraction of the electromagnet 1009, and the friction plate facilitates better locking of the rotating shaft 1002 and movement of parts during surface machining.

[0032] Embodiment three:

[0033] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: the limiting plate 1006 is arranged in an arc shape, and the fixing rod 1004 is arranged at the center position of the upper surface of the rotating seat 2.

[0034] Analysis of the above content: The arc-shaped setting of the limiting plate 1006 better fits with the rotating shaft 1002, increases the friction with the rotating shaft 1002, and better fixes the angle of the rotating shaft 1002.

[0035] Embodiment 4:

[0036] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: a rotating assembly 11 is arranged on the base 1, and the rotating assembly 11 includes a mounting groove 1101 opened on the upper surface of the base 1, and a third motor 1102 is fixedly installed in the mounting groove 1101, and the output shaft end of the third motor 1102 is fixedly connected to the rotating seat 2.

[0037] Analysis of the above content: The third motor 1102 drives the rotating seat 2 to rotate, thereby facilitating processing of parts at different angles.

[0038] Embodiment five:

[0039] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: a fixed seat 1103 is arranged in a circular array at the bottom of the rotating seat 2, a fixed seat 1103 is rotatably connected to the bottom of the fixed seat 1103, and a limiting ring groove having the same motion trajectory as the fixed seat 1103 is opened on the upper surface of the base 1.

[0040] Analysis of the above content: The universal ball 1104 is fixed by the fixed seat 1103, and the universal ball 1104 is used to increase the stability of the rotating seat 2 during rotation. A limiting ring groove is provided to limit the universal ball 1104, and further ensure the stability of the rotation of the rotating seat 2.

[0041] Embodiment six:

[0042] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: the upper surface of the base 1 is symmetrically provided with electric push rods 1105, and the movable end of the electric push rods 1105 is fixedly connected with a friction plate 1106, and the friction plate 1106 is arranged in a semicircular shape.

[0043] Analysis of the above content: the electric push rod 1105 drives the friction plate 1106 to move, and the friction plate 1106 is used to clamp the output shaft of the third motor 1102, so as to fix the rotation angle of the part, which is convenient for processing the part.

[0044] 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.

[0045] 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 fixed mechanical fixture for machining, characterized in that: include: A base (1), wherein a rotating base (2) is rotatably connected to the base (1), a fixing frame (3) is symmetrically arranged on the rotating base (2), a mounting base (4) is arranged on the fixing frame (3), a first motor (5) is fixedly mounted on one side of the mounting base (4), a slide groove (6) is provided on the upper surface of the mounting base (4), a bidirectional screw rod (7) is rotatably connected in the slide groove (6), a slider (8) is symmetrically arranged in the slide groove (6), a clamping plate (9) is fixedly connected to one side of the slider (8), an output shaft end of the first motor (5) is fixedly connected to the bidirectional screw rod (7), the bidirectional screw rod (7) is threadedly connected to the slider (8), and an angle adjustment component (10) is arranged on the base (1); The angle adjustment assembly (10) comprises a second motor (1001) fixedly mounted on the surface of a fixing frame (3); a rotating shaft (1002) is rotatably connected to the surface of the fixing frame (3); an output shaft end of the second motor (1001) is fixedly connected to the rotating shaft (1002); a connecting frame (1003) is symmetrically arranged on the surface of the rotating shaft (1002); the connecting frame (1003) is arranged on the lower surface of the mounting seat (4); and the upper surface of the rotating seat (2) is fixedly connected to the rotating shaft (1002). A fixed rod (1004) is provided, a sliding rod (1005) is slidably connected to the fixed rod (1004), a limiting plate (1006) is fixedly connected to the top of the sliding rod (1005), an electromagnet (1009) is fixedly connected to the top of the fixed rod (1004), a limiting block (1007) is fixedly connected to the surface of the sliding rod (1005), and a spring (1008) is fixedly connected between the limiting block (1007) and the electromagnet (1009).

2. A mechanical fixture for machining according to claim 1, characterized in that: The limit block (1007) is configured as an iron plate, and a friction plate is provided on the surface of the limit plate (1006).

3. A mechanical fixture for machining according to claim 2, characterized in that: The limiting plate (1006) is arranged in an arc shape, and the fixing rod (1004) is arranged at a central position on the upper surface of the rotating seat (2).

4. A fixed mechanical fixture for machining according to claim 1, characterized in that: A rotating assembly (11) is provided on the base (1), and the rotating assembly (11) comprises a mounting groove (1101) provided on the upper surface of the base (1), a third motor (1102) is fixedly mounted in the mounting groove (1101), and an output shaft end of the third motor (1102) is fixedly connected to the rotating seat (2).

5. A mechanical fixture for machining according to claim 4, characterized in that: The bottom of the rotating seat (2) is provided with a fixed seat (1103) in a circular array, the bottom of the fixed seat (1103) is rotatably connected to the fixed seat (1103), and the upper surface of the base (1) is provided with a limiting ring groove having the same motion trajectory as the fixed seat (1103).

6. A mechanical fixture for machining according to claim 5, characterized in that: An electric push rod (1105) is symmetrically arranged on the upper surface of the base (1), and a friction plate (1106) is fixedly connected to the movable end of the electric push rod (1105), and the friction plate (1106) is arranged in a semicircular shape.

7. A mechanical fixture for machining according to claim 1, characterized in that: Mounting blocks (12) are symmetrically arranged on both sides of the base (1), and an anti-slip pad is arranged on one side of the clamping plate (9).

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