Machining and leveling tool for square-opening motor shell

Abstract

The utility model discloses a square-opening motor shell machining leveling tool which comprises a machine table, a rotary table rotationally installed at the top end of the machine table, a double-column type vertical frame fixed to the outer wall of one side of the machine table and a bracket installed on the outer wall of the side, close to the machine table, of the double-column type vertical frame in a sliding mode. An air cylinder used for driving the bracket to ascend and descend is installed on the outer wall of the other side of the double-column type vertical frame, a double-shaft position adjusting structure is installed on the lower surface of the bracket, and a digital display type dial indicator is installed at the X-axis moving end of the double-shaft position adjusting structure. According to the utility model, the square-opening motor shell with the end face to be leveled is placed at the central position of the turntable and is kept stable, the height positions of the bracket, the double-shaft position adjusting structure and the digital display type dial indicator are changed by utilizing the air cylinder, and the Y-axis and X-axis positions of the digital display type dial indicator are changed by the double-shaft position adjusting structure; a pointer of the digital display type dial gauge is contacted with the opening end face of the square-opening motor shell in a zero calibration state, so that the position of the micrometer can be quickly adjusted according to the specification of the motor shell.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor casing processing auxiliary technical field, concretely is a kind of processing leveling tool of square mouth motor casing. BACKGROUND

[0002] After square mouth motor casing completes the processing of opening end face, it is accurately measured by using micrometer, the flatness of opening end face can be effectively detected, to ensure that it meets the specified tolerance range, the control of flatness is not only related to the sealing property and running stability of motor, but also directly affects the cooperation accuracy with other components (such as motor shaft, end cover etc.), and then it is related to the overall performance and service life of motor.

[0003] When carrying out specific leveling operation, staff will prepare the required tools, including micrometer, fixture and cleaning cloth etc., and ensure that micrometer is in good condition, then the opening end face of motor casing will be cleaned to remove dirt and impurities that can affect measurement results, when installing micrometer, staff will fix its base on workbench, and adjust the needle, so that it is vertically contacted with the surface to be measured, then rotate motor casing or move micrometer, to detect the flatness of opening end face comprehensively, and record the readings of each measuring point, through these data, staff can judge the height difference of opening end face, and carry out corresponding processing adjustment when finding uneven condition.

[0004] However, in actual operation, the position of micrometer usually needs to be adjusted several times, staff needs to measure at different angles and positions, to ensure that the needle can accurately contact the end face at all measuring points, this process may need to frequently adjust the height and angle of micrometer, especially in the case of complex or irregular shape of square mouth motor casing to be detected, the complexity of operation is significantly increased, in addition, staff also needs to use other tools to assist when adjusting micrometer, which further increases the difficulty of operation. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of processing leveling tool of square mouth motor casing, the square mouth motor casing to be leveled of end face is placed at the center position of turntable and keeps stable, the height position of bracket, double-shaft position adjusting structure, digital display micrometer is changed using air cylinder, and the Y axis, X axis position of digital display micrometer is changed by double-shaft position adjusting structure, so that the needle of digital display micrometer is contacted with the opening end face of square mouth motor casing in zero state, to solve the problems raised in the above background technology.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a kind of processing leveling tool of square mouth motor shell, including machine table, rotary disc rotationally installed on the top end of machine table, double-column stand fixed on the outer wall of one side of machine table and bracket slidingly installed on the outer wall of one side of double-column stand close to machine table, cylinder for driving bracket to lift is installed on the outer wall of other side of double-column stand, double-shaft positioning structure is installed on the lower surface of bracket, and digital dial micrometer is installed on the X-axis moving end of double-shaft positioning structure.

[0007] Preferably, the center position of the top end of the rotary disc is provided with a downwardly extending subsidence groove, and the inside of the machine table is provided with a worm gear rotation driving structure for driving the rotary disc to rotate.

[0008] Preferably, the worm gear rotation driving structure comprises a worm shaft rotationally installed on one side of the inside of the machine table, a vertical shaft fixed at the center position of the bottom end of the rotary disc, and a worm wheel disc fixed at one end of the surface of the vertical shaft, the worm wheel disc and the worm shaft are engaged with each other.

[0009] Preferably, two symmetrical guide rails are installed on the outer wall of one side of the double-column stand, and a sliding seat for slidingly cooperating with the guide rail is installed at the back corner position of the bracket.

[0010] Preferably, the double-shaft positioning structure comprises a Y-axis screw linear module installed on the lower surface of the bracket, a U-shaped seat installed at the moving end of the Y-axis screw linear module, a dovetail track fixed at the bottom end of the U-shaped seat, and a sliding sleeve installed at the lower surface of the dovetail track in interference sliding cooperation, the bottom end of the sliding sleeve is fixed with a right-angle seat, and the outer wall of one side of the right-angle seat is fixedly connected with the outer wall of one side of the digital dial micrometer.

[0011] Preferably, a locking bolt is installed on one side of the surface of the sliding sleeve, and the end of the locking bolt penetrates to the outside of the sliding sleeve and is installed with a nut.

[0012] Compared with the prior art, the machining leveling tool of the square mouth motor shell has the following beneficial effects: the square mouth motor shell to be leveled is placed at the center position of the turntable and kept stable, the height position of the digital dial micrometer is changed by using the cylinder, the Y-axis and X-axis positions of the digital dial micrometer are changed by the double-shaft positioning structure, the needle of the digital dial micrometer is in contact with the opening end face of the square mouth motor shell in the zero calibration state, and the position of the micrometer is adjusted according to the motor shell specification; the height position of the digital dial micrometer can be quickly and stably adjusted by the bracket driven by the cylinder, the double-shaft positioning structure can move the micrometer flexibly in the X-axis and Y-axis directions, the operator can quickly position the needle in contact with the opening end face of the motor shell, thereby adjusting the position of the micrometer, the needle accurately contacts the surface to be measured in the zero calibration state, the reliability of measurement is ensured, the measurement error caused by improper position of the digital dial micrometer is reduced, and the final leveling quality is improved; secondly, the specifications and shapes of the square mouth motor shells are different, the micrometer can be flexibly adjusted to adapt to motor shells of different specifications by adopting the double-shaft positioning structure, and the operator only needs to easily adjust the positions of the X-axis and Y-axis, so that the new measurement object can be quickly adapted. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a schematic diagram of the three-dimensional structure of the utility model Figure 1 ;

[0014] Figure 2 is a schematic diagram of the three-dimensional structure of the utility model Figure 2 ;

[0015] Figure 3 is a schematic diagram of the front view structure of the utility model;

[0016] Figure 4 is a schematic diagram of the three-dimensional structure of the utility model Figure 3 ;

[0017] Figure 5 is a schematic diagram of the three-dimensional sectional structure of the utility model;

[0018] Figure 6 is a schematic diagram of the three-dimensional structure of the double-shaft positioning structure of the utility model.

[0019] In the drawing: 1, machine table;2, turntable;201, sink groove;3, double-column stand;4, bracket;5, double-shaft positioning structure;501, Y-axis screw straight line module;502, U-shaped seat;503, dovetail track;504, sliding sleeve;505, right-angle seat;506, locking bolt;6, digital dial micrometer;7, worm and gear rotary drive structure;701, worm shaft;702, vertical shaft;703, worm wheel disc;8, cylinder. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figures 1-5 The utility model provides an embodiment: a kind of square mouth motor shell's processing leveling tool, including machine table 1, the rotary mounting of the top end of machine table 1 rotary table 2, the fixed double-column type stand 3 of one side outer wall of machine table 1 and the bracket 4 of double-column type stand 3 sliding installation on one side outer wall of machine table 1 close, double-column type stand 3 other side outer wall is equipped with the cylinder 8 for driving bracket 4 to lift, the lower surface of bracket 4 is equipped with double-shaft alignment structure 5, and the X-axis moving end of double-shaft alignment structure 5 is equipped with digital display dial gauge 6;

[0022] The central position of the top end of rotary table 2 is provided with a downward extending subsidence groove 201, the shape of the subsidence groove 201 is consistent with the shape of the bottom end of the square mouth motor shell to be measured, to ensure that the square mouth motor shell can be embedded in the rotary table 2, to ensure its stability on the rotary table 2, to avoid displacement in subsequent measurement, the inside of machine table 1 is provided with a worm and gear rotary drive structure 7 for driving the rotary table 2 to rotate;

[0023] The worm and gear rotary drive structure 7 includes a worm shaft 701 rotatably installed on one side inside of machine table 1, a vertical shaft 702 fixed at the central position of the bottom end of rotary table 2, and a worm disc 703 fixed at one end of the surface of vertical shaft 702, the worm disc 703 and the worm shaft 701 are engaged with each other, the staff rotates the worm shaft 701, and the worm shaft 701 drives the worm disc 703 and the vertical shaft 702 in machine table 1 to rotate, and then the rotary table 2 and the motor shell rotate to stabilize the contact point of the motor shell with the probe of the digital display dial gauge 6;

[0024] A double-column type stand 3 is installed on one side of the outer wall of the double-column type stand 3, and a bracket 4 is installed on the back corner position of the bracket 4 for sliding cooperation with the guide rail, the cylinder 8 controls the lifting movement of the bracket 4, the double-shaft alignment structure 5 and the digital display dial gauge 6, reduces the need for manual operation, and the cylinder 8 on the back of the double-column type stand 3 can also be replaced by a Z-axis screw linear module to control the height of the bracket 4, the double-shaft alignment structure 5 and the digital display dial gauge 6 in a manual operation mode;

[0025] The double-shaft positioning structure 5 comprises a Y-shaft screw linear module 501 mounted on the lower surface of the bracket 4, a U-shaped seat 502 mounted at the moving end of the Y-shaft screw linear module 501, a dovetail rail 503 fixed at the bottom end of the U-shaped seat 502, and a sliding sleeve 504 mounted on the lower surface of the dovetail rail 503 in an interference sliding fit, the bottom end of the sliding sleeve 504 is fixed with a right-angle seat 505, and one side of the outer wall of the right-angle seat 505 is fixedly connected with one side of the outer wall of the digital dial micrometer 6;

[0026] One side of the surface of the sliding sleeve 504 is provided with a locking bolt 506, the end of the locking bolt 506 penetrates to the outside of the sliding sleeve 504 and is provided with a nut, the position of the U-shaped seat 502, the sliding sleeve 504 and the digital dial micrometer 6 on the Y-shaft is driven by the Y-shaft screw linear module 501, and the right-angle seat 505 is manually slid by the staff, so that the right-angle seat 505 slides in the extension direction of the dovetail rail 503 through the sliding sleeve 504, after the X-shaft position of the right-angle seat 505, the sliding sleeve 504 and the digital dial micrometer 6 is adjusted, the staff rotates the nut at the other end of the locking bolt 506, the sliding sleeve 504 is deformed and tightened by the nut and the locking bolt 506, so that the tensioning force makes the sliding sleeve 504 keep a stable position on the dovetail rail 503, and the digital dial micrometer 6 can be positioned at the point to be measured very accurately.

[0027] In use, the workbench 1 and the turntable 2 are first cleaned to ensure that there is no dust, oil stains and other impurities to avoid affecting the measurement accuracy, and the digital dial micrometer 6 is ensured to have been zeroed before use to reduce inaccurate measurement caused by errors; the square motor shell to be measured is stably placed at the center position of the turntable 2, and the contact surface between the shell and the turntable 2 is ensured to be flat; the height of the bracket 4, the double-shaft positioning structure 5 and the digital dial micrometer 6 is adjusted by the control of the air cylinder 8, so that the measurement head of the digital dial micrometer 6 approaches the open end surface of the square motor shell, then the position of the digital dial micrometer 6 on the X-shaft and Y-shaft is finely adjusted by the double-shaft positioning structure 5, to ensure that it is in contact with the open end surface in the zeroed state; after the measurement head of the digital dial micrometer 6 is in contact with the motor shell, the staff slowly rotates the turntable 2 to make the square motor shell rotate, so that different positions of the open end surface pass through the measurement range of the digital dial micrometer 6 in turn, and the reading displayed by the digital dial micrometer 6 is recorded at each measurement point; after all the measurements are completed, the flatness of the open end surface is calculated according to the data of each measurement point recorded, usually, the difference between the maximum value and the minimum value is taken as the index of the flatness, and is compared with the design standard of the motor shell to judge whether it meets the requirement of the flatness, and after the measurement and data analysis are completed, the motor shell can be removed.

Claims

1. A square motor housing machining and leveling tool, characterized by: Including machine table (1), the rotating installation of the rotating disc (2) on the top end of the machine table (1), the double-column stand (3) fixed on the outer wall of one side of the machine table (1), and the bracket (4) slidingly installed on the outer wall of the other side of the double-column stand (3) close to the machine table (1), the other side of the outer wall of the double-column stand (3) is provided with a cylinder (8) for driving the bracket (4) to lift, the lower surface of the bracket (4) is provided with a double-shaft positioning structure (5), and the X-axis moving end of the double-shaft positioning structure (5) is provided with a digital dial gauge (6).

2. A machining levelling tool for square motor housings according to claim 1, characterised in that: The center of the top end of the rotating disc (2) is provided with a downward extending sunken groove (201), and the inside of the machine table (1) is provided with a worm gear rotation driving structure (7) for driving the rotating disc (2) to rotate.

3. A tool for machining a flat surface on a square motor housing according to claim 2, characterized in that: The worm gear rotation driving structure (7) comprises a worm shaft (701) rotatably installed on one side of the inside of the machine table (1), a vertical shaft (702) fixed at the center of the bottom end of the rotating disc (2), and a worm gear disc (703) fixed at one end of the surface of the vertical shaft (702), the worm gear disc (703) and the worm shaft (701) are engaged with each other.

4. The tool for machining and levelling of square motor housings according to claim 1, characterized in that: Two symmetrical guide rails are installed on the outer wall of one side of the double-column stand (3), and the back corner positions of the bracket (4) are both provided with sliding seats for sliding cooperation with the guide rails.

5. A square motor housing machining and leveling tool according to claim 1, characterized in that: The double-shaft positioning structure (5) comprises a Y-axis screw linear module (501) installed on the lower surface of the bracket (4), a U-shaped seat (502) installed at the moving end of the Y-axis screw linear module (501), a dovetail rail (503) fixed at the bottom end of the U-shaped seat (502), and a sliding sleeve (504) installed on the lower surface of the dovetail rail (503) in interference sliding cooperation, the bottom end of the sliding sleeve (504) is fixed with a right-angle seat (505), and the outer wall of one side of the right-angle seat (505) is fixedly connected with the outer wall of one side of the digital dial gauge (6).

6. A square motor housing machining and leveling tool according to claim 5, characterized in that: A locking bolt (506) is installed on one side of the surface of the sliding sleeve (504), the end of the locking bolt (506) penetrates to the outside of the sliding sleeve (504) and is provided with a nut.

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