CN205593507U - Deep hole keyway slotting attachment based on symmetry detects control - Google Patents

Abstract

The utility model provides a deep hole keyway slotting device based on symmetry detection and control, which includes a manual self-centering fixture and a three-degree-of-freedom symmetry detection device; the manual self-centering fixture is divided into upper and lower layers structure, the upper structure includes a positioning plate, the positioning plate is supported on the lower structure, the lower structure includes a steel ball self-centering plate, and a rotating handle is fixedly installed on the upper flange of the steel ball self-centering plate, and the rotating handle Through the lower slot hole of the positioning plate, a plurality of steel balls are evenly distributed on the circumference of the self-centering plate of the steel ball, a fixed cylindrical block is installed on the self-centering plate of the steel ball, and a Standard positioning alignment blocks. The utility model can realize the radial self-centering positioning and axial positioning of the keyway in the deep hole during the slotting process, the symmetry degree is automatically detected and the error amount is compensated, and the operation task is reduced while improving the positioning accuracy. Improved processing efficiency.

Description

A Deep Hole Keyway Slotting Device Based on Symmetry Detection and Control

technical field

The utility model relates to the field of keyway processing equipment, in particular to a deep hole keyway slotting device based on symmetry detection and control.

Background technique

Traditional deep-hole keyway processing often uses simple fixtures. The processing equipment is either a vertical planer or a mechanical gear shaper machine tool. The processing efficiency is not only low, but high-precision machining cannot be achieved. At the same time, for deep-hole keyway and established processing benchmark (Reference groove) There is a problem of symmetry requirements. The traditional method often uses manual alignment and adjustment to operate. The degree of automation is low and the labor intensity is high. Each workpiece needs to be repeatedly performed the same complicated operation before processing. It is suitable for mass processing, but its processing efficiency is low. The utility model mainly aims at the problems of time-consuming and laborious operation and low processing efficiency in the traditional processing process, and designs a deep hole keyway slotting device based on symmetry detection and control.

Utility model content

The purpose of the utility model is to design a deep hole keyway slotting device based on symmetry detection and control, through which the radial self-centering and axial positioning of the deep hole keyway during the slotting process can be realized, The symmetry automatically detects and compensates the error amount, which reduces the amount of operation tasks and improves the processing efficiency while improving the positioning accuracy. At the same time, the utility model has good processing stability and is suitable for continuous processing in large quantities.

In order to achieve the above-mentioned technical features, the purpose of this utility model is achieved as follows: a deep hole keyway slotting device based on symmetry detection and control, which includes a manual self-centering fixture and a three-degree-of-freedom symmetry detection device;

The manual self-centering fixture is divided into upper and lower structures. The upper structure includes a positioning plate, which is supported on the lower structure. The lower structure includes a steel ball self-centering plate, and the steel ball self-centering plate is set on the Inside the base, a rotating handle is fixedly installed on the upper flange of the steel ball self-centering disk, and the rotating handle passes through the lower slot hole of the positioning disk, and a plurality of steel ball self-centering disks are evenly distributed on the circumference steel ball, the steel ball is matched with the inner wall of the base and the outer wall of the workpiece to be processed at the same time, the steel ball self-centering plate is equipped with a fixed cylindrical block, and the side of the base is equipped with a standard positioning alignment block; The above manual self-centering fixture is installed on the rotary table;

The three-degree-of-freedom symmetry detection device includes an X-axis stepping motor, and the X-axis stepping motor cooperates with the X-axis electric slide to move in the X-axis direction; the X-axis electric slide is equipped with a Z-axis electric slide, and the Z-axis electric slide A Z-axis stepping motor is installed on the top of the Z-axis electric sliding table, and the Z-axis stepping motor and the Z-axis electric sliding table cooperate to realize the movement in the Z-axis direction; the Z-axis electric sliding table is equipped with a Y-axis electric sliding table, and the Y-axis A Y-axis stepping motor is installed at the tail of the electric slide table, and a measuring head connecting rod is installed on the Y-axis electric sliding table, and a Marposs T25 measuring head is fixedly installed on the head of the measuring head connecting rod.

The X-axis electric slide table, Y-axis electric slide table and Z-axis electric slide table all adopt SMC electric slide table.

The Marposs T25 probe is capable of measuring the straightness of the workpiece reference groove, the straightness detection of the tool holder through groove and the symmetry detection of the two, and its detection error can be controlled within 0.005mm.

The X-axis stepping motor and the X-axis electric sliding table are installed on a fixed base.

The utility model has the following beneficial effects:

1. The fixture structure adopts a double-layer structure, which can realize the radial self-centering positioning and clamping of the outer circle reference in the slotting process, and the axial positioning and fastening of the end face reference, which can greatly improve the positioning accuracy compared with the traditional manual operation and processing efficiency.

2. A three-degree-of-freedom symmetrical detection and control device with a high degree of automation is designed and used, which can effectively realize high-precision detection and control with a symmetrical error within 0.005mm.

3. The use of highly automated detection devices and high-efficiency fixtures can realize extended detection and processing of similar workpieces of different sizes and specifications, improving processing flexibility.

4. The utility model can realize batch processing after completing the processing and detection control tasks of the first workpiece, without repeated operations, and has high processing efficiency and stable and reliable precision.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is the front view of the utility model.

Fig. 2 is a schematic diagram of the three-dimensional structure of the utility model.

In the figure: workpiece to be processed 1, positioning plate 2, steel ball self-centering plate 3, rotating handle 4, base 5, steel ball 6, fixed cylindrical block 7, standard positioning alignment block 8, tool head 9, tool 10, X-axis stepping motor 11, X-axis electric sliding table 12, Z-axis stepping motor 13, Z-axis electric sliding table 14, Y-axis stepping motor 15, Y-axis electric sliding table 16, Marposs T25 probe 17, fixed Base 18, rotary table 19.

detailed description

Embodiments of the present utility model will be further described below in conjunction with the accompanying drawings.

See Figure 1-2, a deep hole keyway slotting device based on symmetry detection control, which includes a manual self-centering fixture and a three-degree-of-freedom symmetry detection device;

Further, the manual self-centering fixture is divided into upper and lower two-layer structures, the upper structure includes a positioning plate 2, and the positioning plate 2 is supported on the lower structure, and the lower structure includes a steel ball self-centering plate 3, and the steel ball The self-centering disc 3 is set inside the base 5, and the upper flange of the self-centering disc 3 of the steel ball is fixedly equipped with a rotating handle 4, and the rotating handle 4 passes through the lower slot hole of the positioning disc 2, and the steel ball is self-centering. A plurality of steel balls 6 are evenly distributed on the circumference of the centering disc 3, and the steel balls 6 are matched with the inner wall of the base 5 and the outer wall of the workpiece 1 to be processed at the same time. A cylindrical block 7, a standard positioning alignment block 8 is installed on the side of the base 5; the manual self-centering fixture is installed on a rotary table 19. Through the manual self-centering fixture, the radial self-centering clamping of the workpiece is realized mainly by manually controlling the track-fixing steel ball, and the axial positioning is realized by fastening the end screw. It mainly realizes the radial self-centering positioning and clamping of the outer circle datum in the slotting process; the upper structure uses the positioning plate to realize the axial positioning of the workpiece machining datum, and its six-equal vacant part ensures that the lower mechanism has sufficient manual small-angle rotation. space.

Further, the three-degree-of-freedom symmetry detection device includes an X-axis stepping motor 11, and the X-axis stepping motor 11 cooperates with the X-axis electric sliding table 12 to realize movement in the X-axis direction; the X-axis electric sliding table 12 is equipped with Z-axis electric slide table 14, Z-axis stepper motor 13 is installed on the top of Z-axis electric slide table 14, Z-axis stepper motor 13 and Z-axis electric slide table 14 cooperate to realize Z-axis direction movement; Z-axis electric slide table 14 is equipped with a Y-axis electric slide table 16, the tail of the Y-axis electric slide table 16 is equipped with a Y-axis stepping motor 15, and a measuring head connecting rod is installed on the Y-axis electric sliding table 16, and the measuring head connecting rod The head is fixedly mounted with a Marposs T25 probe 17 . The three-degree-of-freedom symmetry detection device mainly realizes the detection of the symmetry center of the reference groove, the detection of the symmetry center of the through groove on the tool bar, and the detection and control of the symmetry of the above two

Further, the X-axis electric slide table 12, the Y-axis electric slide table 16 and the Z-axis electric slide table 14 all adopt SMC electric slide table. The use of SMC electric slide table can improve the movement accuracy, and then improve the slotting accuracy of the keyway.

Further, the Marposs T25 probe 17 can measure the straightness of the workpiece reference groove, the tool-mounting groove of the connecting rod, and the symmetry of the two, and the detection error can be controlled within 0.005mm.

Further, the X-axis stepping motor 11 and the X-axis electric sliding table 12 are installed on a fixed base 18 .

The utility model satisfies the high symmetry processing of the deep hole flat key and the reference groove by combining the new fixture and the detection device, can realize high precision, stable and batch processing, and provides a new idea for the automatic and efficient processing of the deep hole key groove .

Above-mentioned embodiment is only the preferred technical scheme of the present utility model, and should not be considered as the restriction to the present utility model, and the protection scope of the present utility model should be the technical solution described in the claims, including the technology in the technical solution described in the claims. An equivalent alternative to the feature is the scope of protection. That is, equivalent replacement and improvement within this scope are also within the protection scope of the present utility model.

Claims (4)

1. A deep hole keyway slotting device based on symmetry detection and control, characterized in that: it includes a manual self-centering fixture and a three-degree-of-freedom symmetry detection device; The manual self-centering fixture is divided into upper and lower structures, the upper structure includes a positioning plate (2), the positioning plate (2) is supported on the lower structure, and the lower structure includes a steel ball self-centering plate (3 ), the steel ball self-centering disc (3) is set inside the base (5), and the upper flange of the steel ball self-centering disc (3) is fixedly equipped with a rotating handle (4), and the rotating handle (4) wears Through the lower slot hole of the positioning plate (2), the steel balls are evenly distributed on the circumference of the centering plate (3) with multiple steel balls (6), and the steel balls (6) are simultaneously connected with the base (5) The inner wall is matched with the outer wall of the workpiece (1) to be processed, the steel ball self-centering disc (3) is equipped with a fixed cylindrical block (7), and the side of the base (5) is equipped with a standard positioning alignment block ( 8); the manual self-centering fixture is installed on the rotary table (19); The three-degree-of-freedom symmetry detection device includes an X-axis stepping motor (11), and the X-axis stepping motor (11) cooperates with the X-axis electric sliding table (12) to realize movement in the X-axis direction; the X-axis electric sliding table ( 12) Z-axis electric sliding table (14) is installed on the top, Z-axis stepping motor (13) is installed on the top of Z-axis electric sliding table (14), Z-axis stepping motor (13) and Z-axis electric sliding table ( 14) Cooperate to realize movement in the Z-axis direction; the Z-axis electric slide table (14) is equipped with a Y-axis electric slide table (16), and the tail of the Y-axis electric slide table (16) is equipped with a Y-axis stepping motor (15 ), a measuring head connecting rod is installed on the Y-axis electric slide table (16), and a Marposs T25 measuring head (17) is fixedly installed on the head of the measuring head connecting rod. 2. A deep hole keyway slotting device based on symmetry detection and control according to claim 1, characterized in that: the X-axis electric slide (12), the Y-axis electric slide (16) and the Z-axis electric Slide table (14) all adopts SMC electric slide table. 3. A deep hole keyway slotting device based on symmetry detection and control according to claim 1, characterized in that: the Marposs T25 probe (17) can measure the reference groove of the workpiece, the through groove of the tool holder and the tool The straightness detection and the symmetry detection of the two can control the detection error within 0.005mm. 4. A deep hole keyway slotting device based on symmetry detection and control according to claim 2, characterized in that: the X-axis stepping motor (11) and the X-axis electric sliding table (12) are installed on a fixed base (18) ON.