CN216858988U - A jig for processing cylindrical parts - Google Patents

Abstract

The utility model discloses a cylindrical part processing fixture, which relates to the technical field of parts processing fixtures. A positioning turntable is fixedly installed at the driving end of the first motor, and a positioning plate is fixedly installed on the upper wall of the worktable. The utility model drives the workpiece to rotate and stop through the turntable driven by the motor. The clamping of the parts, through the buffer spring and the hydraulic cylinder, avoids the surface damage to the cylindrical workpiece during the process of positioning and pressing, and prevents the impact of the hydraulic cylinder driving process from causing damage to the structure and surface of the workpiece. Lever and T-shaped slider, adjust the specific position of the support wheel, adjust the position of a pair of support blocks and support wheels by adjusting the double-ended threaded rod through the rocker, so as to support the surface of the cylindrical workpiece with various diameters and contours.

Description

A cylindrical part machining fixture

technical field

The utility model relates to the technical field of processing, in particular to a processing fixture for cylindrical parts.

Background technique

The machine tool fixture is a device on the machine tool used to clamp the workpiece and guide the tool. Refers to a fixture specially designed for a certain process of a workpiece. It is characterized by compact structure, fast, convenient and labor-saving operation, which can ensure high machining accuracy and production efficiency, but the design and manufacturing cycle is long and the manufacturing cost is also high. When the product is changed, the fixture will be scrapped because it can no longer be used. It is only suitable for production with fixed products and large batches. It is in contact with the positioning datum of the workpiece and is used to determine the correct position of the workpiece in the fixture, so as to ensure the relative correct position of the workpiece relative to the tool and the machining movement of the machine tool during processing. Now it is necessary to design a cylindrical part processing fixture.

For example, a utility model named as the center drilling mechanism on the side surface of a cylindrical workpiece, the publication number is CN207746450U, discloses a clamping mechanism for center drilling by processing the side surface after pressing, but there is a mechanism that cannot be centered and rotated, and cannot be finished after machining. The technical problem of manual rotation and reclamping after the station needs to be disassembled.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a cylindrical part machining fixture, which solves the technical problems of the prior art that the centering and rotation cannot be performed, and the manual rotation and re-clamping need to be disassembled after the machining ends. .

In order to achieve the above purpose, the present utility model is achieved through the following technical solutions: a cylindrical part processing fixture, comprising a workbench, characterized in that a motor mounting frame is fixedly installed on the upper wall surface of the workbench, and a motor mounting frame is fixedly installed on the upper wall surface of the motor mounting frame. A first motor is fixedly installed, a positioning turntable is fixedly installed on the driving end of the first motor, a positioning plate is fixedly installed on the upper wall of the worktable, the positioning turntable is rotatably installed in the positioning plate, and the upper wall of the worktable is fixed A hydraulic cylinder installation frame is installed, a first hydraulic cylinder is fixedly installed on the upper wall of the hydraulic cylinder installation frame, a movable turntable is rotatably installed on the telescopic end of the first hydraulic cylinder, and a telescopic frame is fixedly connected to the other end surface of the turntable, so A limit rod is slidably installed in the telescopic frame, one end of the limit rod is fixedly connected with a pressing cylinder, and the side wall of the pressing cylinder is connected with the telescopic frame through a buffer spring.

Preferably, a slide rail is fixedly installed on the upper wall of the worktable, a second motor is fixedly installed on the upper wall of the worktable, a lead screw is fixedly installed at the driving end of the second motor, and the other end of the lead screw is rotatably installed on the In the positioning plate, a T-shaped sliding block is slidably installed on the sliding rail, a threaded hole is opened in the T-shaped sliding block, and the T-shaped sliding block is threadedly connected with the lead screw.

Preferably, a pair of support blocks are slidably installed on the T-shaped slider, an internal thread is formed in the pair of the support blocks, a rotating shaft mounting plate is fixedly installed on the upper wall of the T-shaped slider, and the rotating shaft mounting plate is A double-ended threaded rod is rotatably installed, one end of the double-ended threaded rod is fixedly installed with a rocker, the double-ended threaded rod is threadedly connected with a pair of the support blocks, and the upper walls of the pair of support blocks are respectively fixed with supports wheel.

Preferably, a rubber gasket is fixedly installed at one end of the pressing cylinder.

Preferably, a laser is fixedly installed in the pressing cylinder.

Preferably, waste grooves are provided on the upper wall of the worktable and located at both ends of the slide rail, and baffles are fixedly installed on the upper wall of the worktable and located on one side of the second motor.

Preferably, support feet are fixedly installed on the lower wall of the workbench.

beneficial effect

The utility model provides a cylindrical part processing fixture. The utility model uses a turntable driven by a motor to drive a workpiece to rotate and stop, and realizes the clamping of the cylindrical part through the extension of a hydraulic cylinder. In the process of positioning and pressing, the surface damage to the cylindrical workpiece can be avoided, and the structure and surface of the workpiece can be prevented from being damaged by the impact during the driving of the hydraulic cylinder. The specific position of the support wheel can be adjusted through the lead screw and the T-shaped slider. , Adjust the position of a pair of support blocks and support wheels by adjusting the double-ended threaded rod through the rocker, so as to support the surface of the cylindrical workpiece with various diameters and contours.

Description of drawings

FIG. 1 is a schematic view of the front cross-sectional structure of a cylindrical part processing fixture according to the present invention.

Fig. 2 is a schematic view of a side sectional structure of a cylindrical part processing fixture according to the present invention.

In the figure: 1. Workbench; 2. Motor mounting frame; 3. First motor; 4. Positioning turntable; 5. Positioning plate; 6. Hydraulic cylinder mounting frame; 7. First hydraulic cylinder; 8. Active turntable; 9 , telescopic frame; 10, limit rod; 11, compression cylinder; 12, buffer spring; 13, slide rail; 14, second motor; 15, lead screw; 16, T-shaped slider; 17, support block; 18 , double-ended threaded rod; 19, rocker; 20, support wheel; 21, rubber gasket; 22, laser; 23, baffle; 24, support foot;

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1 and 2, the present utility model provides a technical solution: a cylindrical part processing fixture, including a workbench 1, characterized in that a motor mounting frame 2 is fixedly installed on the upper wall of the workbench 1, and the motor A first motor 3 is fixedly installed on the upper wall of the mounting frame 2, a positioning turntable 4 is fixedly installed at the driving end of the first motor 3, and a positioning plate 5 is fixedly installed on the upper wall of the worktable 1, and the positioning turntable 4 is rotatably installed on the In the positioning plate 5, a hydraulic cylinder mounting frame 6 is fixedly installed on the upper wall of the worktable 1, a first hydraulic cylinder 7 is fixedly installed on the upper wall of the hydraulic cylinder mounting frame 6, and the telescopic end of the first hydraulic cylinder 7 is rotated and installed There is a movable turntable 8, a telescopic frame 9 is fixedly connected to the other end surface of the turntable, a limit rod 10 is slidably installed in the telescopic frame 9, and a pressing cylinder 11 is fixedly connected to one end of the limit rod 10. The side wall of the cylinder 11 and the telescopic frame 9 are connected by a buffer spring 12, a slide rail 13 is fixedly installed on the upper wall of the worktable 1, and a second motor 14 is fixedly installed on the upper wall of the worktable 1, and the second motor 14 drives the A lead screw 15 is fixedly installed at one end, and the other end of the lead screw 15 is rotatably mounted in the positioning plate 5 . A T-shaped slider 16 is slidably installed on the slide rail 13 , and a threaded hole is opened in the T-shaped slider 16 , the T-shaped slider 16 is threadedly connected with the lead screw 15, a pair of support blocks 17 are slidably installed on the T-shaped slider 16, and a pair of support blocks 17 are provided with internal threads, and the T-shaped slider 16 A rotating shaft mounting plate is fixedly installed on the upper wall, and a double-ended threaded rod 18 is rotatably installed in the rotating shaft mounting plate, and one end of the double-ended threaded rod 18 is fixedly installed with a rocker 19. The support blocks 17 are screwed together, a pair of support wheels 20 are respectively fixedly installed on the upper walls of the support blocks 17, a rubber washer 21 is fixedly installed at one end of the compression cylinder 11, and a laser is fixedly installed in the compression cylinder 11. 22, the upper wall surface of the workbench 1 is provided with waste grooves at both ends of the slide rail 13, the upper wall surface of the workbench 1 is fixedly installed with a baffle plate 23 on the side of the second motor 14, and the lower wall surface of the workbench 1 The supporting feet 24 are fixedly installed.

The detailed connection means are known in the art. The following mainly introduces the working principle and process, and the specific work is as follows.

Example: As shown in Figures 1 and 2, the first motor 3, the first hydraulic cylinder 7, the second motor 14, and the laser 22 are connected to the external controller and the power supply through wires, and the cylindrical part to be processed is determined. After the size is adjusted, the rocker 19 is rotated, the rocker 19 drives the double-ended threaded rod 18 to rotate, and a pair of support blocks 17 move toward each other on the T-shaped slider 16 or move oppositely to adjust the outer surface that can actually support the cylindrical part, To adapt and process cylindrical parts of different diameters, start the second motor 14, the driving end of the second motor 14 drives the lead screw 15 to rotate, and the T-shaped slider 16 threadedly connected with the lead screw 15 moves in the slide rail 13 to adjust The specific position of the pair of support wheels 20 relative to the cylindrical workpiece is adjusted, and the cylindrical workpiece is placed in the middle of the pair of support wheels 20, and one end of the turntable is fixed to it, so that the center of rotation of the cylindrical workpiece and the positioning turntable 4 and the movable The center of rotation of the turntable 8 is the same, and the telescopic end of the first hydraulic cylinder 7 is driven to extend. The rubber gasket 21 and the pressing cylinder 11 firmly press the cylindrical workpiece. 9. The direct contact with the pressing cylinder 11 and the workpiece causes damage to the machine and the cylindrical workpiece. At this time, the first motor 3 is driven to drive the positioning turntable 4 to rotate, so that the workpiece can be rotated, without disassembling the cylindrical workpiece. Machining different positions on the outer wall of the cylinder saves the operation process of repositioning the tool.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists.

Claims (7)

1. The utility model provides a cylinder parts machining anchor clamps, includes workstation (1), its characterized in that, wall fixed mounting has motor mounting bracket (2) on workstation (1), wall fixed mounting has first motor (3) on motor mounting bracket (2), first motor (3) drive end fixed mounting has location carousel (4), wall fixed mounting has locating plate (5) on workstation (1), location carousel (4) rotate to be installed in locating plate (5), wall fixed mounting has pneumatic cylinder mounting bracket (6) on workstation (1), wall fixed mounting has first pneumatic cylinder (7) on pneumatic cylinder mounting bracket (6), the flexible end of first pneumatic cylinder (7) rotates and installs movable carousel (8), another terminal surface fixedly connected with expansion bracket (9) of carousel, slidable mounting has gag lever post (10) in expansion bracket (9), one end of the limiting rod (10) is fixedly connected with a pressing cylinder (11), and the side wall of the pressing cylinder (11) is connected with the telescopic frame (9) through a buffer spring (12).

2. The cylindrical part machining clamp according to claim 1, wherein a sliding rail (13) is fixedly mounted on the upper wall surface of the workbench (1), a second motor (14) is fixedly mounted on the upper wall surface of the workbench (1), a lead screw (15) is fixedly mounted at a driving end of the second motor (14), the other end of the lead screw (15) is rotatably mounted in the positioning plate (5), a T-shaped sliding block (16) is slidably mounted on the sliding rail (13), a threaded hole is formed in the T-shaped sliding block (16), and the T-shaped sliding block (16) is in threaded connection with the lead screw (15).

3. The cylindrical part machining clamp according to claim 2, wherein a pair of supporting blocks (17) are slidably mounted on the T-shaped sliding block (16), internal threads are formed in the pair of supporting blocks (17), a rotating shaft mounting plate is fixedly mounted on the upper wall surface of the T-shaped sliding block (16), a double-threaded rod (18) is rotatably mounted in the rotating shaft mounting plate, a rocker (19) is fixedly mounted at one end of the double-threaded rod (18), the double-threaded rod (18) is in threaded connection with the pair of supporting blocks (17), and supporting wheels (20) are respectively fixedly mounted on the upper wall surfaces of the pair of supporting blocks (17).

4. The cylindrical part machining clamp according to claim 1, wherein a rubber gasket (21) is fixedly mounted at one end of the pressing cylinder (11).

5. The cylindrical part machining fixture as claimed in claim 4, characterized in that the laser (22) is fixedly mounted in the pressing cylinder (11).

6. The cylindrical part machining clamp according to claim 2, wherein a waste chute is formed in the upper wall surface of the workbench (1) and located at two ends of the sliding rail (13), and a baffle (23) is fixedly mounted on the upper wall surface of the workbench (1) and located on one side of the second motor (14).

7. The cylindrical part machining clamp according to claim 6, characterized in that the lower wall surface of the workbench (1) is fixedly provided with supporting feet (24).

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