CN214372240U

CN214372240U - Roundness measuring instrument

Info

Publication number: CN214372240U
Application number: CN202120611175.1U
Authority: CN
Inventors: 王志亮
Original assignee: Anhui Flash Test Intelligent Technology Co ltd
Current assignee: Anhui Flash Test Intelligent Technology Co ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-10-08
Anticipated expiration: 2031-03-26

Abstract

The utility model discloses a roundness measuring instrument, the power distribution box comprises a box body, the box surface is equipped with the display screen, fixed stand and the L template of being equipped with in box top, the L template with be equipped with the lead screw between the box, the lead screw bottom is equipped with fixedly the bearing on box top, the fixed carousel that is equipped with in lead screw top, the carousel with L template top contact sets up, the lead screw with common cover is equipped with the adjustment platform on the stand, adjustment platform spiral shell is established on the lead screw, transversely insert on the adjustment platform and be equipped with the sliding arm. Has the advantages that: the movable plate horizontal motion can drive the slide arm to remove in the adjustment platform to this design only needs to rotate the carousel and can realize adjusting, need not conventional design and utilizes tool to lock bolt fastening, and the device operation has carried out the simplification, can measure through the position of adjusting support arm, slide arm and stand, and the slide arm and stand surface all are carved with the scale mark, convenient regulation.

Description

Roundness measuring instrument

Technical Field

The utility model relates to a roundness measuring instrument field particularly, relates to a roundness measuring instrument.

Background

The roundness measuring instrument is a measuring tool for measuring roundness errors of workpieces by a rotating shaft method. The roundness measuring instrument is divided into a sensor rotary type and a workbench rotary type. During measurement, a measured piece and a precision shaft system are concentrically arranged, and the precision shaft system drives an inductive length sensor or a workbench to do precise circular motion. The roundness measuring instrument consists of a sensor, an amplifier, a filter and an output device of the instrument. If the instrument is equipped with a computer, the computer is also included in the system. At present, roundness measuring instruments with fixed workpieces are available on the market, but the original fixing device has certain defects, is troublesome to operate and complex in process, cannot tightly fix elements, and is easy to damage the positions of the workpieces when a rotating table rotates, so that the accuracy of measurement is influenced.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a roundness measuring instrument to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a roundness measuring instrument comprises a box body, wherein a display screen is arranged on the outer surface of the box body, a stand column and an L-shaped plate are fixedly arranged at the top end of the box body, a lead screw is arranged between the L-shaped plate and the box body, a bearing fixed at the top end of the box body is arranged at the bottom end of the lead screw, a rotary table is fixedly arranged at the top end of the lead screw and is in contact with the top end of the L-shaped plate, an adjusting table is sleeved on the lead screw and the stand column together, the adjusting table is spirally sleeved on the lead screw, a sliding arm is transversely inserted on the adjusting table, scale marks are respectively engraved on the outer surfaces of the sliding arm and the stand column, a vertical plate is fixedly arranged at the top end of the adjusting table, an auxiliary rotary table is arranged on the outer surface of the vertical plate in contact manner, an auxiliary lead screw is fixedly arranged on the auxiliary rotary table, the auxiliary lead screw penetrates through the vertical plate, and a traction rod is fixedly arranged on the side wall of the vertical plate, the auxiliary screw rod and the traction rod are sleeved with a movable plate together, the movable plate is sleeved on the auxiliary screw rod in a spiral manner, an auxiliary vertical plate is fixedly arranged at the top of the other end of the traction rod, an auxiliary bearing fixed on the auxiliary vertical plate is arranged at the other end of the auxiliary screw rod, a connecting rod is fixedly arranged on one side wall of the bottom of the movable plate, the other end of the connecting rod is fixedly connected with the sliding arm, a supporting arm is arranged at the other side of the sliding arm and is rotatably connected with the sliding arm, a rotating table is arranged at the top end of the box body and is positioned at one side of the upright post and is rotatably connected with the upright post, a probe is arranged at one side above the rotating table and is rotatably connected with the rotating table, a fixed column is fixedly arranged at the top end of the probe, a clamping table is fixedly arranged at the top end of the rotating table, and two clamping mechanisms are arranged in the clamping table, two clamping mechanism becomes mutual contactless cross type form, clamping mechanism all includes the vice lead screw of second, and the vice lead screw of second all is located press from both sides tight platform setting, the vice lead screw both ends of second divide and are equipped with the vice carousel of second and the vice bearing of second, the vice carousel of second with all press from both sides tight platform surface contact and set up, the vice bearing of second is all fixed press from both sides tight platform surface lateral wall on, equal spiral opposite cover is equipped with two splint on the vice lead screw of second, splint pass press from both sides tight platform top setting.

Furthermore, the outer surface of the box body is movably connected with a protective cover matched with the display screen through a metal hinge, and a lock matched with the protective cover is arranged on the outer surface of the box body.

Furthermore, a limiting plate is fixedly arranged at the top end of the upright post.

Furthermore, the top of the clamping table is provided with a moving groove for the clamping plate to pass through.

Furthermore, a rubber pad is fixedly arranged at the bottom of the box body.

Compared with the prior art, the utility model discloses following beneficial effect has:

the workpiece is placed on a clamping table, two clamping mechanisms are arranged inside the clamping table and respectively consist of a second auxiliary screw rod, a second auxiliary turntable, a second auxiliary bearing and clamping plates, one of the clamping mechanisms is firstly rotated, the second auxiliary turntable drives the second auxiliary screw rod to rotate, and finally the two clamping plates on the second auxiliary screw rod are driven to move away from or approach to each other so as to finally clamp the workpiece by the clamping plates, it needs to be noted that the total number of the clamping plates is four, so that the workpiece is clamped from four directions, the clamping efficiency is high, the subsequent measurement is convenient, different workpieces are clamped, during measurement, the turntable is rotated to drive the screw rod to rotate, an adjusting table is sleeved on the screw rod and the upright column together, the adjusting table can synchronously move up and down on the screw rod and the upright column, a vertical plate is fixedly arranged at the top end of the adjusting table, and the auxiliary turntable is rotated, the auxiliary screw rod is driven to rotate, the movable plate is sleeved on the auxiliary screw rod and the traction rod together, the movable plate is finally driven to perform synchronous horizontal motion on the auxiliary screw rod and the traction rod, the connecting rod is fixedly arranged between the movable plate and the sliding arm, and therefore the sliding arm can be driven to move in the adjusting table through the horizontal motion of the movable plate, the adjustment can be achieved only by rotating the rotary plate, the conventional design is not needed, the lockset is fixed through bolts, the operation of the device is simplified, the supporting arm can be adjusted, the position of the sliding arm and the stand column is measured, the outer surfaces of the sliding arm and the stand column are provided with scale marks in a carved mode, and the adjustment is convenient.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of a roundness measuring apparatus according to an embodiment of the present invention;

fig. 2 is a schematic view of a clamping table of a roundness measuring apparatus according to an embodiment of the present invention.

Reference numerals:

1. a box body; 2. a display screen; 3. a column; 4. an L-shaped plate; 5. a screw rod; 6. a bearing; 7. a turntable; 8. an adjusting table; 9. a slide arm; 10. a vertical plate; 11. an auxiliary turntable; 12. a sub screw rod; 13. a draw bar; 14. moving the plate; 15. an auxiliary vertical plate; 16. a secondary bearing; 17. a connecting rod; 18. a support arm; 19. a probe; 20. fixing a column; 21. a clamping table; 22. a second pair of lead screws; 23. a second sub-turntable; 24. a splint; 25. a protective cover; 26. and a limiting plate.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

in order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

The first embodiment is as follows:

referring to fig. 1-2, a roundness measuring apparatus according to an embodiment of the present invention includes a case 1, a display screen 2 is disposed on an outer surface of the case 1, a column 3 and an L-shaped plate 4 are fixedly disposed on a top end of the case 1, a lead screw 5 is disposed between the L-shaped plate 4 and the case 1, a bearing 6 fixed on a top end of the case 1 is disposed at a bottom end of the lead screw 5, a turntable 7 is fixedly disposed on a top end of the lead screw 5, the turntable 7 is disposed in contact with a top end of the L-shaped plate 4, an adjusting platform 8 is sleeved on the lead screw 5 and the column 3 together, the adjusting platform 8 is spirally sleeved on the lead screw 5, a sliding arm 9 is transversely inserted on the adjusting platform 8, scale marks are respectively carved on the sliding arm 9 and the outer surface of the column 3, a vertical plate 10 is fixedly disposed on a top end of the adjusting platform 8, an auxiliary turntable 11 is disposed on the vertical plate 10 in contact with an outer surface, the auxiliary turntable 11 is fixedly provided with an auxiliary screw rod 12, the auxiliary screw rod 12 penetrates through the vertical plate 10, the side wall of the vertical plate 10 is fixedly provided with a traction rod 13, the auxiliary screw rod 12 and the traction rod 13 are jointly sleeved with a movable plate 14, the movable plate 14 is spirally sleeved on the auxiliary screw rod 12, the top of the other end of the traction rod 13 is fixedly provided with an auxiliary vertical plate 15, the other end of the auxiliary screw rod 12 is provided with an auxiliary bearing 16 fixed on the auxiliary vertical plate 15, a side wall at the bottom of the movable plate 14 is fixedly provided with a connecting rod 17, the other end of the connecting rod 17 is fixedly connected with the sliding arm 9, the other side of the sliding arm 9 is provided with a supporting arm 18, the supporting arm 18 is rotatably connected with the sliding arm 9, the top end of the box body 1 is provided with a turntable located on one side of the upright 3 and rotatably connected with the upright 3, revolving stage top one side is equipped with probe 19, probe 19 with the revolving stage rotates to be connected, 19 fixed columns 20 that are equipped with in probe top, the fixed tight platform 21 that presss from both sides that is equipped with in revolving stage top, press from both sides tight platform 21 inside clamping mechanism that is equipped with quantity two, two clamping mechanism becomes the cross type form of mutual contactless, clamping mechanism all includes the vice lead screw 22 of second, and the vice lead screw 22 of second all is located press from both sides tight platform 21 and sets up, the vice lead screw 22 both ends branch of second is equipped with the vice carousel 23 of second and the vice bearing of second, the vice carousel 23 of second with all press from both sides tight platform 21 outer surface contact and set up, the vice bearing of second is all fixed press from both sides tight platform 21 outer surface lateral wall, equal spiral opposite cover is equipped with two splint 24 on the vice lead screw 22 of second, splint 24 passes press from both sides tight platform 21 top and sets up.

Example two:

referring to fig. 1, for the box 1, a protective cover 25 matched with the display screen 2 is movably connected to the outer surface of the box 1 through a metal hinge, and a lock matched with the protective cover 25 and the outer surface of the box 1 is arranged on the protective cover 25.

Through the above technical scheme of the utility model, beneficial effect: when the device is not in use, the protective cover 25 is covered to protect the display screen 2.

Example three:

referring to fig. 1, for the upright 3, a limiting plate 26 is fixed on the top end of the upright 3.

Example four:

referring to fig. 1-2, for the clamping table 21, a moving slot for the clamping plate 24 to pass through is formed at the top of the clamping table 21.

Through the above technical scheme of the utility model, beneficial effect: the shifting slot design facilitates shifting of the clamping plate 24.

Example five:

referring to fig. 1, for a box body 1, a rubber pad is fixedly arranged at the bottom of the box body 1.

For the convenience of understanding the above technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process:

in practical application, a workpiece is placed on the clamping table 21, two clamping mechanisms are arranged in the clamping table 21 and respectively consist of a second auxiliary screw rod 22, a second auxiliary turntable 23, a second auxiliary bearing and clamping plates 24, one of the clamping mechanisms is firstly rotated, the second auxiliary turntable 23 drives the second auxiliary screw rod 22 to rotate, and finally the two clamping plates 24 on the second auxiliary screw rod 22 are driven to move away from or close to each other so as to finally enable the clamping plates 24 to clamp the workpiece, it is noted that the total number of the clamping plates 24 is four, so that the workpiece is clamped from four directions, the clamping efficiency is high, subsequent measurement is convenient, different workpieces are clamped, during measurement, the turntable 7 is rotated to drive the screw rod 5 to rotate, the adjusting table 8 is sleeved on the screw rod 5 and the upright post 3 together, and therefore the adjusting table 8 can perform synchronous lifting movement on the screw rod 5 and the upright post 3, the top end of the adjusting table 8 is fixedly provided with a vertical plate 10, the auxiliary rotary table 11 rotates to drive the auxiliary screw rod 12 to rotate, the auxiliary screw rod 12 and the traction rod 13 are sleeved with a movable plate 14 together, and finally the movable plate 14 is driven to synchronously and horizontally move on the auxiliary screw rod 12 and the traction rod 13, because a connecting rod 17 is fixedly arranged between the movable plate 14 and the sliding arm 9, the movable plate 14 can drive the sliding arm 9 to move in the adjusting table 8 through horizontal movement, so that the adjusting can be realized only by rotating the rotary table, the conventional design is not needed, the lockset is fixed by using a lockset bolt, the device is simplified in operation, the positions of the sliding arm 9 and the upright post 3 can be measured by adjusting the supporting arm 18, and scale marks are carved on the outer surfaces of the sliding arm 9 and the upright post 3, and the adjusting is convenient.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The roundness measuring instrument is characterized by comprising a box body (1), wherein a display screen (2) is arranged on the outer surface of the box body (1), a stand column (3) and an L-shaped plate (4) are fixedly arranged at the top end of the box body (1), a lead screw (5) is arranged between the L-shaped plate (4) and the box body (1), a bearing (6) fixed at the top end of the box body (1) is arranged at the bottom end of the lead screw (5), a rotary table (7) is fixedly arranged at the top end of the lead screw (5), the rotary table (7) is in contact with the top end of the L-shaped plate (4), an adjusting table (8) is sleeved on the lead screw (5) together with the lead screw (5) in a sleeved mode, a sliding arm (9) is transversely inserted on the adjusting table (8), and scale marks are carved on the outer surfaces of the sliding arm (9) and the stand column (3), the top end of the adjusting table (8) is fixedly provided with a vertical plate (10), the outer surface of the vertical plate (10) is in contact with an auxiliary turntable (11), an auxiliary screw rod (12) is fixedly arranged on the auxiliary turntable (11), the auxiliary screw rod (12) penetrates through the vertical plate (10), a traction rod (13) is fixedly arranged on the side wall of the vertical plate (10), a movable plate (14) is sleeved on the auxiliary screw rod (12) and the traction rod (13) together, the movable plate (14) is spirally sleeved on the auxiliary screw rod (12), an auxiliary vertical plate (15) is fixedly arranged at the top of the other end of the traction rod (13), an auxiliary bearing (16) fixed on the auxiliary vertical plate (15) is arranged at the other end of the auxiliary screw rod (12), a connecting rod (17) is fixedly arranged on one side wall of the bottom of the movable plate (14), and the other end of the connecting rod (17) is fixedly connected with the sliding arm (9), the other side of the sliding arm (9) is provided with a supporting arm (18), the supporting arm (18) is connected with the sliding arm (9) in a rotating mode, the top end of the box body (1) is provided with a rotating table, the rotating table is located on one side of the stand column (3) and is connected with the stand column (3) in a rotating mode, one side of the upper portion of the rotating table is provided with a probe (19), the probe (19) is connected with the rotating table in a rotating mode, a fixing column (20) is fixedly arranged at the top end of the probe (19), a clamping table (21) is fixedly arranged at the top end of the rotating table, two clamping mechanisms are arranged inside the clamping table (21), the two clamping mechanisms are in a cross shape which are not in contact with each other, each clamping mechanism comprises a second auxiliary screw rod (22), the second auxiliary screw rods (22) are located on the clamping table (21), and two ends of the second auxiliary screw rods (22) are respectively provided with a second auxiliary rotating disc (23) and a second auxiliary bearing, the vice carousel of second (23) with all press from both sides tight platform (21) outer surface contact and set up, the vice bearing of second is all fixed press from both sides on tight platform (21) surface lateral wall, the vice lead screw of second (22) is gone up equal spiral opposite cover and is equipped with two splint (24), splint (24) pass press from both sides tight platform (21) top and set up.

2. The roundness measuring instrument according to claim 1, wherein a protective cover (25) matched with the display screen (2) is movably connected to the outer surface of the box body (1) through a metal hinge, and matched locks are arranged on the protective cover (25) and the outer surface of the box body (1).

3. The roundness measuring instrument according to claim 1, wherein a limit plate (26) is fixedly provided on the top end of the column (3).

4. The roundness measuring instrument according to claim 1, wherein the top of the clamping table (21) is provided with a moving slot for the clamping plate (24) to pass through.

5. The roundness measuring instrument according to claim 1, wherein a rubber pad is fixed to a bottom of the case (1).