CN221173349U

CN221173349U - Radial positioning device of roundness measuring instrument main shaft

Info

Publication number: CN221173349U
Application number: CN202322874914.8U
Authority: CN
Inventors: 李勇
Original assignee: Tianjin Runhua Technology Co ltd
Current assignee: Tianjin Runhua Technology Co ltd
Filing date: 2023-10-26
Publication date: 2024-06-18
Anticipated expiration: 2033-10-26

Abstract

The utility model relates to the technical field and discloses a radial positioning device of a main shaft of a roundness measuring instrument, which comprises a main body mechanism, a detection mechanism and a control mechanism, wherein the detection mechanism is positioned at the left end of the main body mechanism, the control mechanism is positioned at the left end of the main body mechanism, the main body mechanism comprises a bearing base, the upper end of the bearing base is rotationally connected with a rotary table, and the upper end of the rotary table is rotationally connected with a rotary seat.

Description

Radial positioning device of roundness measuring instrument main shaft

Technical Field

The utility model relates to the technical field, in particular to a radial positioning device of a roundness measuring instrument main shaft.

Background

The roundness measuring instrument is a length measuring tool for measuring roundness by using a rotation shaft method, is divided into a sensor rotation type and a workbench rotation type, and can measure roundness values of different workpieces.

The application number CN201310026015.0 discloses a radial positioning method of a roundness measuring instrument main shaft, which is characterized in that: an elastic compression bar is arranged on one side of the roundness measuring instrument main shaft, so that the roundness measuring instrument main shaft is always pressed in one direction A; at least two supporting and resisting pieces which are propped against the roundness measuring instrument main shaft are arranged on the other side of the roundness measuring instrument main shaft, and the arrangement positions of each supporting and resisting piece meet the following conditions: the included angle between the supporting force direction of each supporting and resisting piece to the main shaft of the roundness measuring instrument and the direction A is required to be larger than 90 degrees; the roundness measuring instrument main shaft is always contacted with the supporting and resisting piece under the acting force of the elastic compression bar.

According to the method, through the structure of the elastic compression bar and the supporting low-grade part, the rotation precision of the main shaft is improved during processing, but the situation that the structure is offset or the fixing is unstable can occur during the measurement of the structure, so that inaccurate measurement results can be caused.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a radial positioning device of a roundness measuring instrument main shaft.

The utility model is realized by adopting the following technical scheme: the utility model provides a radial positioning device of roundness measuring equipment main shaft, includes main body mechanism, detection mechanism and control mechanism, detection mechanism is located main body mechanism's left end, control mechanism is located main body mechanism's left end, main body mechanism is including bearing the base, bear the upper end rotation of base and be connected with the revolving stage, the upper end rotation of revolving stage is connected with the roating seat, the middle part fixedly connected with limit bolt of roating seat, limit bolt's upper end fixedly connected with locating part, limit bolt's upper end fixedly connected with fixing bolt, fixing bolt's middle part rotation is connected with slide crank, slide crank's middle part has seted up spacing chamber, slide crank keeps away from fixing bolt's one end fixedly connected with cylinder piece, the middle part threaded connection of roating seat has adjusting bolt, adjusting bolt is close to the one end fixedly connected with fixed block at roating seat center, one end fixedly connected with rubber pad at the fixed block is close to the roating seat center.

Through above-mentioned technical scheme, when manual rotation roating seat, the roating seat will drive spacing bolt and fixing bolt and rotate, and the slip crank will inwards shrink or outwards expand because the locating part slides in spacing intracavity.

As a further improvement of the scheme, the number of the limit bolts is four, the four limit bolts are uniformly distributed at the upper end of the rotating seat, and the surfaces of the limit bolts are in contact with the inner wall of the limit cavity.

Through above-mentioned technical scheme, limit bolt's middle part and limit chamber inner wall contact, so under the roating seat drive, slide crank also can rotate on fixing bolt.

As the further improvement of above-mentioned scheme, detection mechanism includes the connection stand, connection stand fixed connection is in the upper end that bears the base, the smooth chamber has been seted up at the middle part of connection stand, the middle part sliding connection of connection stand has the connecting block, the left end sliding connection of connecting block has the flexible piece, the left end fixedly connected with connection drum of flexible piece, connection drum middle part threaded connection has connecting bolt, connecting bolt middle part threaded connection has a connecting cylinder, the left end fixedly connected with connecting plate of connecting cylinder, the left end fixedly connected with support arm of connecting plate, the middle part fixedly connected with erection column of support arm, the lower extreme fixedly connected with probe of erection column.

Through above-mentioned technical scheme, the connecting block can be because the mechanism in smooth chamber reciprocates at the connection stand, and the flexible piece also can carry out flexible motion in the left end of connecting block simultaneously, just so can change the upper and lower and the left and right positions of probe.

As a further improvement of the scheme, two connecting cylinders are arranged, and the two connecting cylinders are symmetrically distributed at the left end of the telescopic block.

Through above-mentioned technical scheme, through the connection drum, can use connecting bolt to link together flexible piece and connecting plate, can change the direction of connection of connecting plate in the connection drum department simultaneously to the direction of adjustment probe.

As a further improvement of the scheme, the control mechanism comprises a control seat, the control seat is fixedly connected to the right end of the bearing base, the upper end of the control seat is fixedly connected with a lifting rocker, the upper end of the control seat is fixedly connected with a telescopic rocker, the upper end of the control seat is fixedly connected with a control switch, the upper end of the control seat is provided with a display screen, the rear end of the control seat is fixedly connected with a power plug, and the rear end of the control seat is fixedly connected with a wire connecting port.

Through above-mentioned technical scheme, through the mechanism of lift rocker and flexible rocker, the upper and lower position of connecting block and the left and right positions of adjustment flexible piece can be adjusted.

As a further improvement of the scheme, two lead connecting ports are arranged, and the two lead connecting ports are fixedly connected to the rear end of the control seat.

Through the technical scheme, the external lead can be connected to the lead connector, and then detected data is transmitted to the computer, so that the data can be stored.

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

According to the utility model, the structure of the rotating seat is arranged, the measuring structure can be placed on the rotating seat, then the rotating seat is manually rotated, the sliding crank can be expanded inwards or outwards on the rotating seat due to the structures of the limiting piece and the limiting bolt, meanwhile, the measuring structure is closer to the center of the rotating seat and fixed, and then the adjusting bolt can be adjusted, so that the measuring structure is prevented from deviating during detection, and meanwhile, the rubber pad can protect the measuring structure and prevent damage.

The utility model can respectively control the up-down position of the connecting block and the left-right position of the telescopic block through the lifting rocker and the telescopic rocker by arranging the structure of the control seat and arranging the control device in the connecting block and the telescopic block, so that the position of the probe can be adjusted for different components, the probe is connected with a transmission wire, the measurement data can be transmitted to a display screen, and the measured data can be transmitted to a computer through the external connection wire of the wire connection port.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged partial cross-sectional view of the present utility model at A;

FIG. 3 is an enlarged partial cross-sectional view of the present utility model at B;

fig. 4 is a schematic view of the whole left-view perspective structure of the utility model.

Main symbol description:

1. A main body mechanism; 101. a load-bearing base; 102. a rotary table; 103. a rotating seat; 104. a limit bolt; 105. a limiting piece; 106. a fixing bolt; 107. a sliding crank; 108. a spacing cavity; 109. a cylindrical block; 110. an adjusting bolt; 111. a fixed block; 112. a rubber pad; 2. a detection mechanism; 201. connecting the upright posts; 202. a sliding cavity; 203. a connecting block; 204. a telescopic block; 205. a connecting cylinder; 206. a connecting bolt; 207. a connecting cylinder; 208. a connecting plate; 209. a support arm; 210. a mounting column; 211. a probe; 3. a control mechanism; 301. a control base; 302. lifting the rocker; 303. a telescopic rocker; 304. a control switch; 305. a display screen; 306. a power plug; 307. and a wire connection port.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

Examples:

Referring to fig. 1-4, a radial positioning device for a spindle of a roundness measuring apparatus of this embodiment includes a main body mechanism 1, a detecting mechanism 2 and a control mechanism 3, where the detecting mechanism 2 is located at a left end of the main body mechanism 1, the control mechanism 3 is located at a left end of the main body mechanism 1, the main body mechanism 1 includes a bearing base 101, an upper end of the bearing base 101 is rotatably connected with a rotary table 102, an upper end of the rotary table 102 is rotatably connected with a rotary seat 103, a middle part of the rotary seat 103 is fixedly connected with a limit bolt 104, an upper end of the limit bolt 104 is fixedly connected with a limit member 105, an upper end of the rotary seat 103 is fixedly connected with a fixing bolt 106, a middle part of the fixing bolt 106 is rotatably connected with a sliding crank 107, a middle part of the sliding crank 107 is provided with a limit cavity 108, one end of the sliding crank 107 away from the fixing bolt 106 is fixedly connected with a cylindrical block 109, a middle thread of the rotary seat 103 is connected with an adjusting bolt 110, one end of the adjusting bolt 110 near a center of the rotary seat 103 is fixedly connected with a fixing block 111, and one end of the fixing block 111 near the center of the rotary seat 103 is fixedly connected with a rubber pad 112.

The number of the limit bolts 104 is four, the four limit bolts 104 are uniformly distributed at the upper end of the rotating seat 103, and the surfaces of the limit bolts 104 are in contact with the inner wall of the limit cavity 108.

Detection mechanism 2 includes connecting column 201, connecting column 201 fixed connection is in the upper end that bears base 101, sliding chamber 202 has been seted up at the middle part of connecting column 201, connecting column 201's middle part sliding connection has connecting block 203, connecting block 203's left end sliding connection has flexible piece 204, flexible piece 204's left end fixedly connected with connecting cylinder 205, connecting cylinder 205 middle part threaded connection has connecting bolt 206, connecting bolt 206 middle part threaded connection has connecting cylinder 207, connecting cylinder 207's left end fixedly connected with connecting plate 208, connecting plate 208's left end fixedly connected with support arm 209, support arm 209's middle part fixedly connected with erection column 210, erection column 210's lower extreme fixedly connected with probe 211.

The number of the connecting cylinders 205 is two, and the two connecting cylinders 205 are symmetrically distributed at the left end of the telescopic block 204.

The control mechanism 3 comprises a control seat 301, the control seat 301 is fixedly connected to the right end of the bearing base 101, the upper end of the control seat 301 is fixedly connected with a lifting rocker 302, the upper end of the control seat 301 is fixedly connected with a telescopic rocker 303, the upper end of the control seat 301 is fixedly connected with a control switch 304, the upper end of the control seat 301 is provided with a display screen 305, the rear end of the control seat 301 is fixedly connected with a power plug 306, and the rear end of the control seat 301 is fixedly connected with a wire connection port 307.

The number of the wire connecting ports 307 is two, and the two wire connecting ports 307 are fixedly connected to the rear end of the control seat 301.

The implementation principle of the radial positioning device of the roundness measuring instrument main shaft in the embodiment of the application is as follows: when the radial positioning device of the roundness measuring instrument spindle needs to be used, firstly, a measuring component is placed on the rotating seat 103, the rotating seat 103 is manually rotated, so that the sliding crank 107 rotates on the fixed bolt 106 due to the sliding of the limiting piece 105 in the limiting cavity 108, the sliding crank 107 is contracted inwards or expanded outwards, when the sliding crank 107 contracts, the cylindrical block 109 contacts the measuring component, the measuring component is driven to move towards the center of the rotating seat 103 and is fixed, the central position of the measuring component can be positioned, then the adjusting bolt 110 is adjusted, the fixed block 111 moves towards the measuring component, the two fixed blocks 111 can fix the measuring component, the rubber pad 112 on the fixed block 111 can protect the measuring component from being damaged, the connecting block 203 and the telescopic block 204 are provided with control devices, so that the position of the probe 211 can be changed through the lifting rocking rod 302 and the telescopic rocking rod 303, meanwhile, the measuring data can be transmitted to the display screen 305 through the connecting wire 307 and the data can be transmitted to a computer through the connecting wire 307.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. The radial positioning device of the roundness measuring instrument spindle is characterized by comprising a main body mechanism (1), a detection mechanism (2) and a control mechanism (3), wherein the detection mechanism (2) is positioned at the left end of the main body mechanism (1), and the control mechanism (3) is positioned at the left end of the main body mechanism (1);

The main body mechanism (1) comprises a bearing base (101), the upper end of bearing base (101) is rotationally connected with a rotary table (102), the upper end of rotary table (102) is rotationally connected with a rotary seat (103), the middle part fixedly connected with stop bolt (104) of rotary seat (103), the upper end fixedly connected with locating part (105) of stop bolt (104), the upper end fixedly connected with fixing bolt (106) of rotary seat (103), the middle part of fixing bolt (106) is rotationally connected with a sliding crank (107), limit cavity (108) has been seted up at the middle part of sliding crank (107), one end fixedly connected with cylinder piece (109) of fixing bolt (106) are kept away from to sliding crank (107), the middle part threaded connection of rotary seat (103) has adjusting bolt (110), one end fixedly connected with fixed block (111) that adjusting bolt (110) is close to rotary seat (103) center, one end fixedly connected with rubber pad (112) that fixed block (111) is close to rotary seat (103) center.

2. A radial positioning device for a roundness measuring machine spindle according to claim 1, wherein: the number of the limit bolts (104) is four, the four limit bolts (104) are uniformly distributed at the upper end of the rotating seat (103), and the surfaces of the limit bolts (104) are in contact with the inner wall of the limit cavity (108).

3. A radial positioning device for a roundness measuring machine spindle according to claim 1, wherein: detection mechanism (2) are including connecting stand (201), the upper end at bearing base (101) of connecting stand (201) fixed connection, sliding chamber (202) have been seted up at the middle part of connecting stand (201), the middle part sliding connection of connecting stand (201) has connecting block (203), the left end sliding connection of connecting block (203) has flexible piece (204), the left end fixedly connected with connection drum (205) of flexible piece (204), connection drum (205) middle part threaded connection has connecting bolt (206), connecting bolt (206) middle part threaded connection has connecting cylinder (207), the left end fixedly connected with connecting plate (208) of connecting cylinder (207), the left end fixedly connected with support arm (209) of connecting plate (208), the middle part fixedly connected with erection column (210) of support arm (209), the lower extreme fixedly connected with probe (211) of erection column (210).

4. A radial positioning device for a roundness measuring machine spindle according to claim 3, wherein: the number of the connecting cylinders (205) is two, and the two connecting cylinders (205) are symmetrically distributed at the left end of the telescopic block (204).

5. A radial positioning device for a roundness measuring machine spindle according to claim 1, wherein: the control mechanism (3) comprises a control seat (301), the right end of the control seat (301) is fixedly connected with a bearing base (101), the upper end of the control seat (301) is fixedly connected with a lifting rocker (302), the upper end of the control seat (301) is fixedly connected with a telescopic rocker (303), the upper end of the control seat (301) is fixedly connected with a control switch (304), the upper end of the control seat (301) is provided with a display screen (305), the rear end of the control seat (301) is fixedly connected with a power plug (306), and the rear end of the control seat (301) is fixedly connected with a wire connection port (307).

6. The radial positioning device of a roundness measuring instrument main shaft of claim 5, wherein: the number of the wire connecting ports (307) is two, and the two wire connecting ports (307) are fixedly connected to the rear end of the control seat (301).