CN211668398U

CN211668398U - Seat type external conical surface fixed diameter distance measuring device

Info

Publication number: CN211668398U
Application number: CN202020623475.7U
Authority: CN
Inventors: 朱佳讯; 施进厂; 朱佳洪; 徐英凯
Original assignee: Wuxi Macwin Precision Machinery Co ltd
Current assignee: Wuxi Macwin Precision Machinery Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2020-10-13
Anticipated expiration: 2030-04-22

Abstract

The utility model belongs to the technical field of the technique of the conical surface is measured and specifically relates to a seat formula external conical surface is decided diameter distance measuring device is related to, it includes standard workpiece, location platform and slide, standard workpiece's bottom is equipped with guide ring two, be equipped with the locating piece on the location platform, the side of locating piece and the laminating of the inside wall of guide ring one, the carriage is gone up the sliding rack and is equipped with the slider, be equipped with the back shaft along the horizontal direction on the slider, the direction of sliding of back shaft perpendicular to slider sets up, the carriage is equipped with the gauge body on the back shaft, the gauge body orientation is waited the one end of detecting the work piece and is offset with the top surface of guide ring one, be equipped with the percentage table along vertical direction on the slider, the measuring head of percentage table offsets with the one end that the gauge body dor. The utility model discloses have and reduce measuring instrument running cost, make things convenient for operating personnel to reach the effect of error data.

Description

Seat type external conical surface fixed diameter distance measuring device

Technical Field

The utility model belongs to the technical field of the technique of conical surface measurement and specifically relates to a seat formula external conical surface is decided diameter distance measuring device.

Background

When the mechanical structure uses the conical surface matching, the tight contact between the conical surfaces needs to be ensured, so that the matching stability of the conical surfaces of all structures is ensured. In actual production, a conical surface measuring device is needed to detect the size of the conical surface of the workpiece, and then whether the workpiece meets the production standard or not is judged.

The structure of the existing workpiece to be detected is shown in fig. 1, a first guide ring 111 is arranged at the bottom end of a workpiece 11 to be detected, the axis of the first guide ring 111 is arranged along the vertical direction, the top surface of the first guide ring 111 is a conical surface, and the inner side edge of the top surface of the first guide ring 111 is higher than the outer side edge. In order to detect production errors on the top surface of guide ring one 111, the top surface of guide ring one 111 is typically inspected using a three-coordinate measuring machine.

The above prior art solutions have the following drawbacks: when the three-coordinate measuring instrument is used for measuring the top surface of the first guide ring, the three-coordinate measuring instrument needs to measure the space coordinates of a series of measuring points, the size data of the conical surface is obtained through a computer, and workers judge the error of the workpiece by comparing the size data of the conical surface with the standard size. During measurement, the running cost of the instrument is high, and error data cannot be directly obtained.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a seat formula external conical surface decides diameter distance measuring device, it has the reduction measuring instrument running cost, makes things convenient for operating personnel to reach the effect of error data.

The above object of the present invention is achieved by the following technical solutions:

a seat type external conical surface fixed diameter distance measuring device comprises a standard workpiece, a positioning table for placing a workpiece to be detected and a sliding seat arranged on one side of the positioning table, wherein a second guide ring is arranged at the bottom end of the standard workpiece, the inner diameter of the second guide ring is the same as that of the first guide ring, the top surface of the second guide ring is a conical surface, a positioning block is arranged on the positioning table, the side surface of the positioning block is attached to the inner side wall of the first guide ring, a sliding block is arranged on the sliding seat in a sliding frame mode, the sliding direction of the sliding block is arranged along the horizontal direction and points to the axis of the positioning table, a supporting shaft is arranged on the sliding block along the horizontal direction and is perpendicular to the sliding direction of the sliding block, a gauge body is arranged on the supporting shaft in a rotating frame mode, one end, facing the workpiece to be detected, of the gauge body abuts against the top surface, the measuring head of the dial indicator is abutted against one end, back to the workpiece to be detected, of the gauge body, the distance between the measuring head of the dial indicator and the supporting shaft is equal to the distance between one end, facing the workpiece to be detected, of the gauge body and the supporting shaft, and a limiting seat used for limiting the sliding distance of the sliding block is arranged between the positioning table and the sliding seat.

By adopting the technical scheme, the standard workpiece is firstly placed on the positioning table, the sliding block slides to abut against the limiting seat, the gauge body abuts against the top surface of the second guide ring at the moment, the gauge body swings due to the abutment of the top surface of the second guide ring, and the indicating number of the dial indicator changes along with the swing of the gauge body. And the operator resets the indicating number of the dial indicator to zero and puts the workpiece to be detected on the positioning seat. And when the gauge body swings again, the change of the dial indicator number indicates that an error exists between the workpiece to be detected and the standard workpiece. Because the distance between the measuring head and the supporting shaft of the dial indicator is equal to the distance between one end of the gauge body facing the workpiece to be detected and the supporting shaft, the indicating number of the dial indicator is the error value between the top surface of the first guide ring and the production standard, when the measuring device is used, the detection of the conical surface of the workpiece to be detected can be completed only by manual operation of an operator, the running cost of the device is low, and error data can be conveniently obtained.

The present invention may be further configured in a preferred embodiment as: one side of slide back to the location platform is equipped with the support frame, the push rod is worn to be equipped with in the slip on the support frame, the slip direction of push rod is on a parallel with the slip direction of slider, and the push rod is connected with the slider towards the one end of slider, one side rotating turret of support frame slide back to is equipped with the extension board, the one end rotating turret of extension board support frame back to is equipped with the handle, the rotation axis of extension board and handle all sets up along vertical direction, the side of handle is articulated with the one end of push rod back to the location platform, the handle sets up along vertical direction with the articulated axis of push rod.

Through adopting above-mentioned technical scheme, set up support frame and push rod to set up extension board and handle on the support frame, utilize the handle, the staff can drive the push rod through rotating handle and slide, and then drive the slider and slide. After the handle stops rotating, the push rod is not easy to drive the handle to move, and the probability of accidental sliding of the sliding block during measurement is reduced.

The present invention may be further configured in a preferred embodiment as: one side of the handle facing the support frame is hinged to the push rod, and one side of the support plate back to the handle is provided with a limiting plate.

By adopting the technical scheme, the limiting plate is arranged on one side, back to the handle, of the supporting plate, when the handle is rotated, the limiting plate is abutted against the side face of the push rod, the supporting plate and the handle are prevented from rotating, the sliding distance between the push rod and the slide block towards the positioning table is limited, and the probability of damage caused by mutual extrusion of the slide block and the limiting seat is reduced.

The present invention may be further configured in a preferred embodiment as: the slider is equipped with the support towards one side of push rod, the push rod is the screw rod, the push rod slides and wears to establish on the support, and the support is passed towards the one end of slider to the push rod, and the pot head of push rod towards the slider is equipped with lock nut, be equipped with on the support and be used for ordering about the gliding reset spring of push rod slider dorsad.

Through adopting above-mentioned technical scheme, set up the support on the slider to set up reset spring on the support, still overlap on the push rod and be equipped with lock nut, when the push rod slided, promote the slider through the support and remove to spacing seat. When the sliding block abuts against the limiting seat, the reset spring is compressed, so that the probability of excessive extrusion of the sliding block and the limiting seat is reduced.

The present invention may be further configured in a preferred embodiment as: the vertical column is arranged along the vertical direction, a pressing rod and a handle are arranged on a top rotating frame of the vertical column, the rotation axes of the pressing rod and the handle are parallel to each other and are all arranged along the horizontal direction, a pressing spring is arranged at one end, back to the vertical column, of the pressing rod, the pressing spring is a pressure spring, the top end of the pressing spring is connected with the pressing rod, a pressing plate is arranged at the bottom end of the pressing spring, the bottom surface of the pressing plate is abutted to the top end of a workpiece to be detected, an auxiliary rod is arranged between the pressing rod and the handle and connected with the pressing rod and the handle, the two ends of the auxiliary rod are hinged to the pressing rod and the handle respectively.

Through adopting above-mentioned technical scheme, set up stand, depression bar and handle, when waiting to detect the work piece to put on the location bench, the staff can rotate the handle, conveniently drives the depression bar rotatory, and then drives pressure spring and clamp plate and is close to the top surface of waiting to detect the work piece, and the clamp plate supports tightly with waiting to detect the work piece, can reduce the probability of waiting to detect the work piece skew, and then improves and detect the precision.

The present invention may be further configured in a preferred embodiment as: the pressing rod is provided with a sliding seat along the sliding frame in the length direction, the sliding seat is provided with a locking bolt, the threaded end of the locking bolt is abutted to the pressing rod, and the top end of the compression spring is connected with the bottom surface of the sliding seat.

Through adopting above-mentioned technical scheme, set up the seat that slides, when putting and wait to detect the work piece, can adjust the distance between pressure spring and the stand, and then the position of adjustment clamp plate for the clamp plate keeps supporting tightly with the top surface of waiting to detect the work piece, and then reduces the probability that detects the work piece skew.

The present invention may be further configured in a preferred embodiment as: the positioning rod is penetrated and arranged on the sliding seat in a sliding mode along the vertical direction, an auxiliary spring used for driving the positioning rod to slide towards the pressing plate is arranged on the sliding seat, a positioning ball is arranged at the bottom end of the positioning rod, a positioning groove used for containing the positioning ball is formed in the upper surface of the pressing plate, and the cross section of the positioning groove is a minor arc.

Through adopting above-mentioned technical scheme, set up the locating lever that has the location ball on the seat that slides to set up the constant head tank on the top of clamp plate. When the pressing plate is used for pressing the workpiece to be detected with the inclined top surface, the pressing plate can rotate around the axis of the positioning ball, so that the pressing plate is parallel to the top surface of the workpiece to be detected and is abutted against the top surface of the workpiece to be detected, and the application range of the measuring device is expanded.

The present invention may be further configured in a preferred embodiment as: the limiting seat is provided with a limiting bolt in a penetrating mode, the threaded end of the limiting bolt points to the sliding block, and the sliding block abuts against the limiting seat through the limiting bolt.

Through adopting above-mentioned technical scheme, wear to establish spacing bolt on spacing seat, need examine time measuring point to lieing in different diameters departments of a guide ring top surface, can rotate spacing bolt with the position of adjustment spacing bolt, and then adjust the distance of sliding of slider, make the gauge body offset with the measuring point.

The present invention may be further configured in a preferred embodiment as: the positioning block is in sliding fit with the positioning table in the vertical direction, and a positioning spring used for driving the positioning block to slide upwards is arranged on the positioning table.

Through adopting above-mentioned technical scheme, set up positioning spring on the location platform, and make locating piece and location platform sliding fit. When the positioning block is utilized to detect the workpieces to be detected with different heights of the second guide ring, the workpieces to be detected can push the positioning block to slide downwards until the bottom surface of the second guide ring abuts against the top surface of the positioning table, and therefore the workpieces to be detected can be stably placed on the positioning table.

To sum up, the utility model discloses a following at least one useful technological effect:

1. by arranging the positioning table, the sliding block, the limiting seat, the gauge body, the dial indicator and the standard workpiece, the error data can be conveniently obtained, and the device has lower operation cost;

2. by arranging the limiting plate, the effect of reducing the damage probability of the sliding block and the limiting seat can be achieved;

3. through setting up the locating lever that has the location ball, can play the effect that enlarges measuring device application scope.

Drawings

FIG. 1 is a schematic diagram of a structure of a workpiece to be detected in the background art;

FIG. 2 is a schematic view of the entire structure of the embodiment;

FIG. 3 is a schematic diagram of an embodiment of a positioning stage;

FIG. 4 is a schematic diagram of an embodiment embodying the structure of the columns, struts and platens;

FIG. 5 is a schematic diagram of an embodiment for embodying the structure of the carriage and the supporting frame;

fig. 6 is a schematic diagram for embodying the structure of the support plate and the limit plate in the embodiment.

In the figure, 1, a workbench; 11. a workpiece to be detected; 111. a first guide ring; 12. accommodating the box; 13. a standard workpiece; 131. a second guide ring; 2. a positioning table; 21. a first groove; 22. a second groove; 23. a slide bar; 24. a positioning spring; 25. positioning blocks; 3. a column; 31. a mounting seat; 311 a compression bar; 312. a sliding groove; 313. a handle; 314. an auxiliary lever; 32. a sliding seat; 321. locking the bolt; 322. positioning a rod; 323. a baffle plate; 324. an auxiliary spring; 325. a positioning ball; 326. a compression spring; 327. pressing a plate; 328. positioning a groove; 4. a slide base; 41. a limiting seat; 411. a limit bolt; 42. a slide rail; 421. a slider; 422. a limiting block; 423. a support shaft; 424. a gauge body; 425. a cover plate; 426. a dial indicator; 427. a support; 5. a push rod; 51. locking the nut; 52. a stopper; 53. a return spring; 6. a support frame; 61. a support plate; 611. a limiting plate; 62. a handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1 and 2, in order to provide a seat-type external conical surface fixed diameter distance measuring device disclosed by the utility model, the device comprises a horizontally arranged workbench 1, a positioning table 2, a stand column 3, a slide seat 4, a support frame 6 and an accommodating box 12 are arranged on the workbench 1, and the positioning table 2 is arranged along the vertical direction; a pressure plate 327 is arranged on the upright post 3; the length direction of the sliding seat 4 points to the positioning table 2; the support frame 6 is positioned on one side of the slide seat 4, which is back to the positioning table 2, and a push rod 5 is connected between the support frame 6 and the slide seat 4; the standard workpiece 13 is placed in the accommodation box 12.

The bottom end integrated into one piece of work piece 11 that awaits measuring has guide ring one 111, and the bottom end integrated into one piece of standard work piece 13 has guide ring two 131, and guide ring two 131 and guide ring one 111 all set up along vertical direction, and the cross-section of guide ring one 111 and guide ring two 131 is circular, and the internal diameter of guide ring one 111 and guide ring two 131 is the same. The top surfaces of the first guide ring 111 and the second guide ring 131 are both conical surfaces, and the top edges of the inner side walls of the first guide ring 111 and the second guide ring 131 are higher than the top edges of the outer side walls.

Referring to fig. 3, the positioning table 2 is bolted to the top surface of the workbench 1 (see fig. 2), the upper surface of the positioning table 2 starts to be provided with a first groove 21 along the vertical direction, a second groove 22 is formed in the bottom of the first groove 21 along the vertical direction, the axes of the first groove 21 and the second groove 22 are both arranged along the vertical direction, and the cross sections of the first groove 21 and the second groove 22 are both circular. A sliding rod 23 penetrates through the second groove 22 in a sliding mode, a positioning block 25 is welded at the top end of the sliding rod 23, the axes of the positioning block 25 and the sliding rod 23 are coincident with the axis of the second groove 22, the cross sections of the positioning block 25 and the sliding rod 23 are circular, and the diameter of the cross section of the positioning block 25 is the same as the inner diameter of the first guide ring 111.

Referring to fig. 2 and 3, the slide rod 23 is sleeved with a positioning spring 24, the top end of the positioning spring 24 abuts against the bottom surface of the positioning block 25, the bottom end of the positioning spring 24 abuts against the groove bottom of the second groove 22, and the positioning spring 24 is a compression spring. When the workpiece 11 to be detected or the standard workpiece 13 is placed on the positioning table 2, the side surface of the positioning block 25 is attached to the inner walls of the first guide ring 111 (see fig. 1) and the second guide ring 131, and the positioning block 25 can block the workpiece 11 to be detected or the positioning block 25 from sliding randomly, so that the detection of an operator is facilitated, and the detection precision is improved.

Referring to fig. 2 and 4, the upright column 3 is bolted on the workbench 1 in the vertical direction, the top end of the upright column 3 is bolted with a mounting seat 31, a pressure lever 311 and a handle 313 are rotatably erected on the mounting seat 31, the rotation axis of the pressure lever 311 is positioned on the side of the rotation axis of the handle 313 opposite to the positioning table 2, the rotation axis of the pressure lever 311 is higher than that of the handle 313, the rotation axes of the pressure lever 311 and the handle 313 are both arranged in the horizontal direction, and the rotation axes of the pressure lever 311 and the handle 313 are both perpendicular to the connecting line of the upright column 3 and the positioning table 2.

Referring to fig. 4, one end of the pressing rod 311 far away from the upright post 3 passes through the handle 313, and the handle 313 is provided with a first through hole for the pressing rod 311 to rotate. An auxiliary rod 314 is hinged between the handle 313 and the pressure rod 311, and the hinge axes between the auxiliary rod 314 and the handle 313 and the pressure rod 311 are parallel to the rotation axis of the pressure rod 311. When the operator rotates the handle 313, the auxiliary rod 314 can drive the pressing rod 311 to rotate.

Referring to fig. 2 and 4, the pressing rod 311 is provided with a sliding groove 312 along its length direction, and the sliding groove 312 penetrates through the top and bottom surfaces of the pressing rod 311. The pressing rod 311 is slidably sleeved with a sliding seat 32, a locking bolt 321 penetrates through the side surface of the sliding seat 32, and the threaded end of the locking bolt 321 abuts against the side surface of the pressing rod 311. The sliding seat 32 can freely slide along the length direction of the pressing rod 311, and the position of the sliding seat 32 can be locked when the threaded end of the locking bolt 321 is tightly abutted against the side surface of the pressing rod 311. When the workpiece 11 to be detected is detected, the worker can adjust the distance between the pressing spring 326 and the upright post 3, and further adjust the position of the pressing plate 327, so that the pressing plate 327 abuts against the top surface of the workpiece 11 to be detected.

Referring to fig. 2 and 4, a positioning rod 322 is inserted through the sliding seat 32 in a direction perpendicular to the pressing rod 311, a baffle 323 is welded at the top end of the positioning rod 322, and a positioning ball 325 is welded at the bottom end of the positioning rod 322. The positioning rod 322 is sleeved with an auxiliary spring 324 and a pressing spring 326, the top end of the auxiliary spring 324 is welded and fixed with the baffle 323, the bottom end of the auxiliary spring is welded and fixed with the top surface of the sliding seat 32, and the auxiliary spring 324 is a tension spring. The top end of the pressing spring 326 is welded and fixed with the bottom surface of the sliding seat 32, and the bottom end of the pressing spring 326 is welded with a pressing plate 327. The top surface of the pressure plate 327 is provided with a positioning groove 328, the section of the positioning groove 328 is a minor arc, and the groove wall of the positioning groove 328 is attached to the surface of the positioning ball 325. When the workpiece 11 to be detected with the inclined top surface is tested, the pressing plate 327 can rotate around the axis of the positioning ball 325, so as to keep parallel to the top surface of the workpiece 11 to be detected, i.e. to keep abutting against the top surface of the workpiece 11 to be detected, thereby expanding the application range of the measuring device.

Referring to fig. 2 and 5, the sliding base 4 is bolted on the workbench 1, two sliding rails 42 are bolted on the top surface of the sliding base 4 along the length direction of the sliding base, and sliding blocks 421 are arranged on the two sliding rails 42 in a sliding manner. The top surface of the slider 421 is provided with a through groove, and the through groove is arranged along the length direction of the slider 421 and penetrates through two ends of the slider 421. The through groove is provided with a support shaft 423, two ends of the support shaft 423 are respectively penetrated through two side walls of the through groove, and the support shaft 423 is arranged along the width direction of the sliding block 421. The support shaft 423 is rotatably supported by a gauge 424, and one end of the gauge 424 facing the positioning table 2 abuts against the top surface of the first guide ring 111 (see fig. 1) or the second guide ring 131. If the workpiece 11 to be detected has a dimension error, the swing amplitude is different when the gauge body 424 abuts against the top surface of the first guide ring 111 (see fig. 1) or the second guide ring 131.

Referring to fig. 2 and 5, a cover plate 425 is bolted on the top surface of the slide block 421, a dial indicator 426 is vertically penetrated on the cover plate 425, and the dial indicator 426 is a digital display dial indicator 426. The measuring head of the dial indicator 426 is abutted against one end of the gauge body 424, which faces away from the positioning table 2, and the distance between the measuring head of the dial indicator 426 and the supporting shaft 423 is equal to the distance between one end of the gauge body 424, which faces towards the positioning table 2, and the supporting shaft 423. When the gauge body 424 swings, the indication value of the dial indicator 426 changes, and since the distance between the measuring head of the dial indicator 426 and the supporting shaft 423 is equal to the distance between the end, facing the workpiece 11 to be detected, of the gauge body 424 and the supporting shaft 423, the difference value of the indication value of the dial indicator 426 is the error value between the top surface of the guide ring I111 (see fig. 1) and the production standard.

Referring to fig. 2 and 5, a limiting seat 41 is arranged between the sliding seat 4 and the positioning table 2, and the limiting seat 41 is bolted on the workbench 1. The limiting seat 41 is provided with a locking bolt 321 in a penetrating manner, a threaded end of the locking bolt 321 points to the sliding block 421, and one end of the sliding block 421 facing the locking bolt 321 is welded with a limiting block 422. When the sliding block 421 slides until the limiting block 422 abuts against the threaded end of the locking bolt 321, one end of the gauge body 424 facing the positioning table 2 abuts against the top surface of the first guide ring 111 (see fig. 1) or the second guide ring 131; and the position of the limit bolt 411 is adjusted, that is, the maximum sliding distance of the slide block 421 can be adjusted, so that the gauge body 424 is abutted against the selected measuring point.

Referring to fig. 2 and 5, a bracket 427 is welded on a side of the slide carriage 4 opposite to the positioning table 2, a push rod 5 is slidably inserted through the bracket 427, the push rod 5 is a screw rod, and a threaded end of the push rod 5 faces the slide carriage 4. One end of the push rod 5 facing the slide block 421 is sleeved with a lock nut 51. The push rod 5 is sleeved with a stopper 52 and a return spring 53, the stopper 52 is positioned on one side of the support 427, which is opposite to the slide seat 4, two ends of the return spring 53 respectively abut against the support 427 and the stopper 52, and the return spring 53 is a compression spring. When the limiting block 422 and the limiting seat 41 are extruded, the return spring 53 is compressed, so that the probability of damage caused by extrusion of the sliding block 421, the limiting block 422 and the limiting seat 41 is reduced.

Referring to fig. 5 and 6, a support frame 6 is sleeved at one end of the push rod 5, which is away from the slide seat 4, the push rod 5 is in sliding fit with the support frame 6, the support frame 6 is located at one side of the stop block 52, which is away from the slide block 421, and the support frame 6 is bolted with the workbench 1. The rotating frame at one side of the support frame 6, which is back to the sliding seat 4, is provided with two support plates 61, and the two support plates 61 are arranged along the vertical direction. A handle 62 is rotatably mounted at one end of the two support plates 61 opposite to the support frame 6, and the handle 62 is positioned between the two support plates 61. The rotation axes of the support plate 61 and the handle 62 are both arranged along the vertical direction, the side surface of the handle 62 facing the support frame 6 is hinged with one end of the push rod 5 back to the slide block 421, and the hinge axis of the handle 62 and the push rod 5 is arranged along the vertical direction. When the sliding block 421 needs to be moved, the worker can rotate the handle 62 to drive the push rod 5 and the sliding block 421 to slide, and the sliding block 421 is blocked by the support plate 61 and the handle 62 and is not easy to slide, so that the measurement accuracy is improved.

Referring to fig. 5 and 6, a limiting plate 611 is welded to one side of the two support plates 61, which faces away from the handle 62, and the limiting plate 611 and the two support plates 61 are welded and fixed. The handle 62 is rotated to push the sliding block 421 to move towards the limiting seat 41, and after the limiting plate 611 abuts against the side surface of the push rod 5, the support plate 61 and the handle 62 are prevented from rotating, so that the sliding distance of the push rod 5 and the sliding block 421 towards the limiting seat 41 is limited, and the probability of damage caused by extrusion of the sliding block 421, the limiting block 422 and the limiting bolt 411 is reduced.

The implementation principle of the embodiment is as follows: when the standard workpiece 13 is placed on the positioning table 2, the slide block 421 is slid until it abuts against the stopper 41, the gauge 424 abuts against the top surface of the second guide ring 131 and swings, and the indication of the dial indicator 426 changes with the swing of the gauge 424. The operator returns the indication number of the dial indicator 426 to zero, and then places the workpiece 11 to be detected on the positioning seat. When the slide block 421 is repeatedly slid and the gauge body 424 is abutted against the first guide ring 111, the indication number of the dial indicator 426 is the error value between the top surface of the first guide ring 111 and the production standard, the measurement can be completed only by manual operation of an operator, the operation cost of the device is low, and error data can be conveniently obtained.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a seat formula external conical surface decides diameter distance measuring device which characterized in that: the device comprises a standard workpiece (13), a positioning table (2) for placing a workpiece (11) to be detected and a sliding seat (4) arranged on one side of the positioning table (2), wherein the bottom end of the standard workpiece (13) is provided with a second guide ring (131), the inner diameter of the second guide ring (131) is the same as that of the first guide ring (111), the top surface of the second guide ring (131) is a conical surface, the positioning table (2) is provided with a positioning block (25), the side surface of the positioning block (25) is attached to the inner side wall of the first guide ring (111), a sliding block (421) is arranged on the sliding seat (4) in a sliding frame mode, the sliding direction of the sliding block (421) is arranged along the horizontal direction and points to the axis of the positioning table (2), a supporting shaft (423) is arranged on the sliding block (421) along the horizontal direction, the supporting shaft (423) is arranged perpendicular to the sliding direction of the sliding block (421), and a gauge body (424) is, the utility model discloses a detection device for detecting the sliding distance of a sliding block, including the gauge body (424), the gauge body (421) is equipped with percentage table (426) along vertical direction on the slider (421), the measuring head of percentage table (426) offsets with the one end of the gauge body (424) of waiting to detect the workpiece (11) dorsad, the distance between the measuring head of percentage table (426) and back shaft (423) equals the distance between one end of the gauge body (424) orientation waiting to detect the workpiece (11) and back shaft (423), be equipped with spacing seat (41) that are used for limiting slider (421) sliding distance between location platform (2) and slide (4).

2. The seated external-cone fixed-diameter distance measuring device according to claim 1, wherein: one side of slide (4) location platform (2) dorsad is equipped with support frame (6), slide on support frame (6) and wear to be equipped with push rod (5), the direction of slip of push rod (5) is on a parallel with the direction of slip of slider (421), and push rod (5) are connected with slider (421) towards the one end of slider (421), support frame (6) one side rotating turret of slide (4) dorsad is equipped with extension board (61), the one end rotating turret of extension board (61) support frame (6) dorsad is equipped with handle (62), the axis of rotation of extension board (61) and handle (62) all sets up along vertical direction, the side of handle (62) is articulated with the one end of push rod (5) location platform (2) dorsad, handle (62) set up along vertical direction with the articulated axis of push rod (5).

3. The seated external-cone fixed-diameter distance measuring device according to claim 2, wherein: handle (62) are articulated with push rod (5) towards one side of support frame (6), one side that extension board (61) dorsad handle (62) is equipped with limiting plate (611).

4. The seated external-cone fixed-diameter distance measuring device according to claim 2, wherein: one side of the sliding block (421) facing the push rod (5) is provided with a support (427), the push rod (5) is a screw rod, the push rod (5) penetrates through the support (427) in a sliding mode, one end, facing the sliding block (421), of the push rod (5) penetrates through the support (427), one end, facing the sliding block (421), of the push rod (5) is sleeved with a locking nut (51), and a return spring (53) used for driving the push rod (5) to slide back to the sliding block (421) is arranged on the support (427).

5. The seated external-cone fixed-diameter distance measuring device according to claim 1, wherein: the device is characterized by further comprising an upright post (3), wherein the upright post (3) is arranged in the vertical direction, a pressure lever (311) and a handle (313) are arranged on a rotating frame at the top end of the upright post (3), the rotating axes of the pressure lever (311) and the handle (313) are parallel to each other, and are all arranged along the horizontal direction, one end of the pressure lever (311) back to the upright post (3) is provided with a pressure spring (326), the compression spring (326) is a compression spring, the top end of the compression spring (326) is connected with the compression rod (311), the bottom end is provided with a pressure plate (327), the bottom surface of the pressure plate (327) is propped against the top end of the workpiece (11) to be detected, an auxiliary rod (314) is arranged between the pressure rod (311) and the handle (313) for connection, two ends of the auxiliary rod (314) are respectively hinged with the pressure rod (311) and the handle (313), the rotation axes of both ends of the auxiliary rod (314) are parallel to the rotation axis of the pressure rod (311).

6. The seated external-cone fixed-diameter distance measuring device according to claim 5, wherein: the utility model discloses a pressure bar (311) is equipped with the seat of sliding (32) along self length direction carriage, be equipped with lock bolt (321) on the seat of sliding (32), the screw thread end and the depression bar (311) of lock bolt (321) offset, the top and the bottom surface of the seat of sliding (32) of pressure spring (326) are connected.

7. The seated external-cone fixed-diameter distance measuring device according to claim 6, wherein: the sliding device is characterized in that a positioning rod (322) penetrates through the sliding seat (32) in a sliding mode along the vertical direction, an auxiliary spring (324) used for driving the positioning rod (322) to slide towards a pressing plate (327) is arranged on the sliding seat (32), a positioning ball (325) is arranged at the bottom end of the positioning rod (322), a positioning groove (328) used for containing the positioning ball (325) is formed in the upper surface of the pressing plate (327), and the cross section of the positioning groove (328) is a minor arc.

8. The seated external-cone fixed-diameter distance measuring device according to claim 1, wherein: the limiting bolt (411) penetrates through the limiting seat (41), the threaded end of the limiting bolt (411) points to the sliding block (421), and the sliding block (421) is abutted to the limiting seat (41) through the limiting bolt (411).

9. The seated external-cone fixed-diameter distance measuring device according to claim 1, wherein: the positioning block (25) is in sliding fit with the positioning table (2) along the vertical direction, and a positioning spring (24) used for driving the positioning block (25) to slide upwards is arranged on the positioning table (2).