CN218545560U

CN218545560U - Measuring device for detecting concentricity of iron core

Info

Publication number: CN218545560U
Application number: CN202222234715.6U
Authority: CN
Inventors: 刘国祥
Original assignee: Tempel Changzhou Precision Machinery Co ltd
Current assignee: Tempel Changzhou Precision Machinery Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2023-02-28
Anticipated expiration: 2032-08-24

Abstract

The utility model discloses a measuring device for be used for iron core concentricity to detect relates to concentricity and measures technical field, for solving the most simple structure of the current measuring device among the prior art, changes the measuring position at every turn and need readjust the percentage table, and the operation is very troublesome, influences the problem of iron core concentricity measuring efficiency. Two vertical frames are arranged above the measuring table, a connecting rod is arranged between the two vertical frames, the vertical frames are rotationally connected with the connecting rod, a pressing plate is arranged on the outer side of the middle end of the connecting rod, the connecting rod is fixedly connected with the pressing plate, the measuring device comprises a pressing plate, a rotating assembly, a measuring block and a measuring block, wherein the rotating assembly is installed on one side of the top end of the pressing plate, the pressing plate is fixedly connected with the rotating assembly through a bolt, the measuring block is installed on one side of the rotating assembly, and the rotating assembly is fixedly connected with the measuring block through a bolt.

Description

Measuring device for detecting concentricity of iron core

Technical Field

The utility model relates to a concentricity measures technical field, specifically is a measuring device that is used for iron core concentricity to detect.

Background

The motor is an electromagnetic device, can convert electric energy into mechanical energy, thereby produce drive torque, and basically all power equipment or products adopt the motor as a power source, and the inside of the motor is provided with an iron core, which is a core component in the motor, and can be used for increasing the magnetic flux of an inductance coil, so that the maximum conversion of electromagnetic power is realized.

At present, in the process of measuring the concentricity of an iron core, different positions of different iron cores need to be measured, but most of the existing measuring devices have simple structures, the dial indicator needs to be readjusted when the measuring position is changed every time, the operation is very troublesome, and the efficiency of measuring the concentricity of the iron core is influenced; therefore, the market urgently needs to develop a measuring device for detecting the concentricity of the iron core to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a measuring device for iron core concentricity detects to solve the most simple structure of current measuring device who provides in the above-mentioned background art, change the measuring position at every turn and need readjust the percentage table, the operation is very troublesome, influences the problem of the efficiency of iron core concentricity measurement.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a measuring device for be used for iron core concentricity to detect, includes measuring table and iron core, the grudging post is installed to the top of measuring table, the grudging post is provided with two, and is provided with the connecting rod between two grudging posts, and the grudging post rotates with the connecting rod to be connected, the pressure board is installed in the outside of connecting rod middle-end, and connecting rod and pressure board fixed connection, rotating assembly is installed to one side on pressure board top, and just the pressure board passes through bolt fixed connection with rotating assembly, the measuring block is installed to one side of rotating assembly, and rotating assembly passes through bolt fixed connection with the measuring block.

Preferably, the hand wheel is installed to the top of measuring the piece, and measures the piece and be connected with hand wheel rotation, the internally mounted of measuring the piece has ball screw, and measures the piece and pass through the bearing rotation with ball screw and be connected, the sliding block is installed in ball screw's the outside, and ball screw and sliding block pass through ball sliding connection, one side of sliding block is installed and is pressed the piece, and the sliding block with press piece fixed connection, one side of pressing the piece is provided with the arc recess.

Preferably, the inside of iron core is provided with the dead lever, the outside cover of dead lever has the rubber band, the backup pad is installed to the below of dead lever, and dead lever and backup pad fixed connection, rotatory roller is installed to the below of backup pad, and backup pad and rotatory roller fixed connection, rotatory roller passes through the bearing rotation with the measuring desk and is connected.

Preferably, an elastic box is arranged below the pressing plate and fixedly connected with the measuring table through a bolt, a threaded rod is arranged on one side of the elastic box and connected with the threaded rod in a threaded mode, and the threaded rod penetrates into the elastic box.

Preferably, the inside of elasticity case is provided with the movable block along one side of threaded rod, compression spring is installed to one side of movable block, and movable block and compression spring welded connection.

Preferably, a fixing frame is installed above the measuring table, the measuring table is fixedly connected with the fixing frame through bolts, and a dial indicator is arranged above the fixing frame.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a through the pressure movable plate, the setting of rotating assembly and measuring block, wherein one side of pressure movable plate and the measuring head contact of percentage table, the measuring block is pressed to the top of pressure movable plate, make measuring block one side press the pressing block and the iron core contact, when measuring, press the pressing block to drive the measuring block swing, connection effect through rotatory subassembly, make the pressure movable plate follow the swing, thereby promote the measuring head of percentage table, make the percentage table carry out measurement, be provided with ball screw in measuring block's inside simultaneously, can drive through rotating ball screw and reciprocate to other positions of iron core according to the pressing block and carry out measurement, thereby reduced the operation that needs readjustment percentage table, the flexibility and the convenience of measurement process have been improved.

2. The utility model discloses a through the setting of dead lever, backup pad and rotatory roller, when needs carry out the concentricity measurement to the iron core, can be directly with the iron core insert the dead lever on, the backup pad can support the bottom of iron core, makes the iron core stably place, rotates rotatory roller again and can make the iron core rotate and carry out measuring work, has the rubber band in the outside cover of dead lever simultaneously, can improve the compactness between dead lever and the iron core, prevents that the iron core from taking place to rock, has improved convenience and the stability that the iron core was place.

Drawings

Fig. 1 is a schematic view of a measuring device for detecting concentricity of an iron core according to the present invention;

fig. 2 is a cross-sectional view of a measuring block of the present invention;

FIG. 3 is a top view of the pressing block of the present invention

FIG. 4 is a cross-sectional view of the utility model of a bounce case;

fig. 5 is a schematic structural view of the fixing rod, the supporting plate and the rotating roller of the present invention.

In the figure: 1. a measuring table; 2. a dial indicator; 3. pressing the movable plate; 4. a rotating assembly; 5. a measuring block; 6. a hand wheel; 7. a fixing rod; 8. an iron core; 9. a pressing block; 10. a support plate; 11. a rotating roller; 12. a fixed mount; 13. a spring box; 14. a connecting rod; 15. erecting a frame; 16. a slider; 17. a ball screw; 18. an arc-shaped groove; 19. a compression spring; 20. a movable block; 21. a threaded rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, the present invention provides an embodiment: the utility model provides a measuring device for be used for iron core concentricity to detect, including measuring table 1 and iron core 8, the inside of iron core 8 is provided with dead lever 7, the outside cover of dead lever 7 has the rubber ring, the setting of rubber ring, can improve the compactness between dead lever 7 and the iron core 8, backup pad 10 is installed to the below of dead lever 7, and dead lever 7 and backup pad 10 fixed connection, rotatory roller 11 is installed to the below of backup pad 10, and

backup pad

10 and 11 fixed connection of rotatory roller, rotatory roller 11 passes through the bearing rotation with measuring table 1 and is connected.

Further, the vertical frame 15 is installed above the measuring table 1, the vertical frame 15 is provided with two, a connecting rod 14 is arranged between the two vertical frames 15, the vertical frame 15 is connected with the connecting rod 14 in a rotating mode, the pressing plate 3 is installed on the outer side of the middle end of the connecting rod 14, the connecting rod 14 is fixedly connected with the pressing plate 3, the connecting rod 14 and the vertical frame 15 are arranged, the pressing plate 3 can rotate, the rotating assembly 4 is installed on one side of the top end of the pressing plate 3, the pressing plate 3 is fixedly connected with the rotating assembly 4 through bolts, the rotating assembly 4 is composed of two plates capable of rotating mutually, the pressing plate 3 and the measuring block 5 can rotate relatively, the pressing block 9 can be in contact with the iron core 8 all the time when the pressing plate 3 swings, the measuring block 5 is installed on one side of the rotating assembly 4, the rotating assembly 4 is fixedly connected with the measuring block 5 through bolts, and the height of the measuring block 5 is larger than that of the iron core 8, so that the pressing block 9 can move to any height position of the iron core 8.

Furthermore, an elastic box 13 is arranged below the pressing plate 3, the elastic box 13 is fixedly connected with the measuring table 1 through bolts, a threaded rod 21 is arranged on one side of the elastic box 13, the elastic box 13 is in threaded connection with the threaded rod 21, the threaded rod 21 penetrates into the elastic box 13, and a circular annular plate is arranged at one end, away from the elastic box 13, of the threaded rod 21, so that the convenience in rotation of the threaded rod 21 can be improved.

Further, inside of elasticity case 13 is provided with movable block 20 along one side of threaded rod 21, and movable block 20 is the sliding motion in elasticity case 13, and compression spring 19 is installed to one side of movable block 20, and movable block 20 and compression spring 19 welded connection, and compression spring 19 and the setting of movable block 20, through moving movable block 20 to the left, compression spring 19 can the elasticity roof pressure press the lower extreme of pressure movable plate 3 to the upper end that makes pressure movable plate 3 can rotate to the right, and then makes pressure movable plate 9 can contact with iron core 8.

Further, a hand wheel 6 is installed above the measuring block 5, the measuring block 5 is rotatably connected with the hand wheel 6, the hand wheel 6 is fixedly connected with a ball screw 17, the ball screw 17 can also rotate when the hand wheel 6 rotates, the ball screw 17 is installed inside the measuring block 5, the measuring block 5 is rotatably connected with the ball screw 17 through a bearing, a sliding block 16 is installed on the outer side of the ball screw 17, the ball screw 17 is slidably connected with the sliding block 16 through balls, the ball screw 17 is made of high-strength steel, the surface hardness is improved, and the service life of the ball screw 17 is prolonged.

Further, one side of sliding block 16 is installed and is pressed piece 9, and sliding block 16 with press piece 9 fixed connection, one side of pressing piece 9 is provided with arc recess 18, the setting of arc recess 18 makes according to pressing piece 9 can laminate iron core 8, mount 12 is installed to the top of measuring station 1, and measuring station 1 passes through bolt fixed connection with mount 12, the top of mount 12 is provided with percentage table 2, percentage table 2 is fixed on mount 12, the measuring head of percentage table 2 contacts with the left surface of pressing the 3 upper ends of board, when making pressing board 3 swing, percentage table 2 can work and measure.

The working principle is as follows: when the dial indicator is used, the iron core 8 is sleeved outside the fixed rod 7, the bottom of the iron core 8 is located on the supporting plate 10, the threaded rod 21 is screwed, the movable block 20 moves leftwards, the compression spring 19 presses the bottom of the pressing plate 3, the bottom of the pressing plate 3 moves leftwards, the pressing plate 3 rotates under the action of the connecting rod 14 and the vertical frame 15, the top of the pressing plate 3 moves rightwards, the measuring block 5 drives the pressing block 9 to move rightwards under the connecting action of the rotating assembly 4, the pressing block 9 is in contact with the iron core 8 and slightly presses the iron core 8, the dial indicator 2 is fixed on the fixed frame 12, the measuring head of the dial indicator 2 is in contact with the left side face of the top of the pressing plate 3, the rotating roller 11 is rotated to enable the iron core 8 to rotate, the measuring block 5 is moved leftwards and rightwards according to the outer diameter of a measuring position, the pressing block 9 drives the measuring block 5 to move leftwards and rightwards under the connecting action of the rotating assembly 4, the pressing plate 3 swings, the measuring head of the dial indicator 2 is pushed, the measuring head of the dial indicator 2 is used for measuring, when other positions of the iron core 8 need to be measured, the ball 6 is moved, and the pressing block 17 is rotated to move upwards and downwards and the sliding block 16 is moved to move upwards and downwards.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A measuring device for detecting concentricity of an iron core comprises a measuring table (1) and the iron core (8), and is characterized in that: grudging post (15) are installed to the top of measuring stage (1), grudging post (15) are provided with two, and are provided with connecting rod (14) between two grudging posts (15), and grudging post (15) rotate with connecting rod (14) to be connected, pressure movable plate (3) are installed in the outside of connecting rod (14) middle-end, and connecting rod (14) and pressure movable plate (3) fixed connection, rotating assembly (4) are installed to one side on pressure movable plate (3) top, and just press movable plate (3) and rotating assembly (4) to pass through bolt fixed connection, measuring block (5) are installed to one side of rotating assembly (4), and rotating assembly (4) and measuring block (5) pass through bolt fixed connection.

2. A measuring device for concentricity testing of iron core according to claim 1, wherein: the measuring device is characterized in that a hand wheel (6) is installed above the measuring block (5), the measuring block (5) is rotatably connected with the hand wheel (6), a ball screw (17) is installed inside the measuring block (5), the measuring block (5) is rotatably connected with the ball screw (17) through a bearing, a sliding block (16) is installed on the outer side of the ball screw (17), the ball screw (17) is slidably connected with the sliding block (16) through balls, a pressing block (9) is installed on one side of the sliding block (16), the sliding block (16) is fixedly connected with the pressing block (9), and an arc-shaped groove (18) is formed in one side of the pressing block (9).

3. A measuring device for concentricity testing of a core according to claim 1, wherein: the utility model discloses a sensor, including iron core (8), the inside of iron core (8) is provided with dead lever (7), the outside cover of dead lever (7) has the rubber band, backup pad (10) are installed to the below of dead lever (7), and dead lever (7) and backup pad (10) fixed connection, rotatory roller (11) are installed to the below of backup pad (10), and backup pad (10) and rotatory roller (11) fixed connection, rotatory roller (11) are passed through the bearing rotation with measuring station (1) and are connected.

4. A measuring device for concentricity testing of iron core according to claim 1, wherein: the measuring device is characterized in that an elastic box (13) is arranged below the pressing plate (3), the elastic box (13) is fixedly connected with the measuring table (1) through bolts, a threaded rod (21) is arranged on one side of the elastic box (13), the elastic box (13) is in threaded connection with the threaded rod (21), and the threaded rod (21) penetrates into the elastic box (13).

5. A measuring device for the concentricity test of iron cores according to claim 4, wherein: one side along threaded rod (21) is provided with movable block (20) in the inside of elasticity case (13), compression spring (19) are installed to one side of movable block (20), and movable block (20) and compression spring (19) welded connection.

6. A measuring device for concentricity testing of iron core according to claim 1, wherein: a fixing frame (12) is installed above the measuring table (1), the measuring table (1) is fixedly connected with the fixing frame (12) through bolts, and a dial indicator (2) is arranged above the fixing frame (12).