Perpendicularity detector

Abstract

The utility model relates to the technical field of measuring instruments, and discloses a verticality detector. The verticality detector comprises a base, a screw rod and a movable plate, a vertical surface is formed on the base; a rotatable transmission shaft is installed on the top of the vertical face in the X-axis direction, a first bevel gear is installed on the transmission shaft, and one end of the transmission shaft is connected with a rotating disc. The lead screw is rotatably installed on the vertical face in the Z-axis direction, and a second bevel gear connected with the first bevel gear in an engaged mode is installed at the top end of the lead screw. The movable plate is arranged on the lead screw in an up-and-down moving mode, and a dial indicator capable of adjusting the angle is arranged on the movable plate. The verticality detector provided by the utility model is low in manufacturing cost and simple in structure, and can be moved at will; and the measurement accuracy of the verticality detector is ensured while the convenience of the verticality detector is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to measuring instrument technical field, concretely is perpendicularity detector. BACKGROUND

[0002] Perpendicularity detector belongs to precision perpendicularity measuring device, is applicable to mechanical processing, precision hardware, precision tool, and is mainly used for perpendicularity measurement of various workpieces, perpendicularity measurement is to show that the measured element on the part is relative to the reference element, maintains correct 90 degree angle condition, that is, the degree that two elements maintain orthogonality generally.

[0003] The existing precision perpendicularity measuring instrument is mostly air float type structure, and the air float type perpendicularity measuring instrument is not only high in manufacturing cost, but also complex in structure and inconvenient to move for operation.

[0004] Therefore, the perpendicularity detector is urgently needed to solve the above problems. UTILITY MODEL CONTENTS

[0005] Based on the above, the utility model aims at providing a perpendicularity detector to solve the problem that the air float type perpendicularity measuring instrument in the prior art is inconvenient to move for operation due to complex structure.

[0006] In order to solve the above technical problem, the utility model adopts the following technical scheme:

[0007] The perpendicularity detector provided by the utility model comprises:

[0008] A base is formed with a vertical surface, a rotatable transmission shaft is installed on the top of the vertical surface along the X-axis direction, a first bevel gear is installed on the transmission shaft, and a rotating disc is connected to one end of the transmission shaft;

[0009] A lead screw is rotatably installed on the vertical surface along the Z-axis direction, and a second bevel gear meshed and connected with the first bevel gear is installed on the top end of the lead screw;

[0010] A movable plate is movably installed on the lead screw, and a micrometer with adjustable angle is installed on the movable plate.

[0011] As an optional technical scheme of the verticality detector, the top of the vertical surface is symmetrically provided with two supports, and first bearing seats are respectively arranged on the two supports.

[0012] As an optional technical scheme of the verticality detector, the rotating disc is arranged on the outwardly extending end of the transmission shaft, and a rotating rod is arranged on the rotating disc.

[0013] As an optional technical scheme of the verticality detector, the diameter of the first bevel gear is smaller than that of the second bevel gear.

[0014] As an optional technical scheme of the verticality detector, second bearing seats are respectively arranged at the upper end and the lower end of the vertical surface, and the lead screw is arranged between the two second bearing seats, and the top end of the lead screw is connected with the second bevel gear by penetrating the second bearing seat.

[0015] As an optional technical scheme of the verticality detector, two parallel slide rails are arranged on the vertical surface on the left side and the right side of the lead screw, slide blocks are arranged on the two slide rails, and the two ends of the movable plate are respectively arranged on the two slide blocks.

[0016] As an optional technical scheme of the verticality detector, a rolling screw bearing is arranged on the lead screw, and the movable plate is movably connected with the lead screw by the rolling screw bearing.

[0017] As an optional technical scheme of the verticality detector, a T-shaped block is arranged at the bottom end of the movable plate, a first connecting rod is rotatably connected to the end of the T-shaped block, and a first adjusting hole is arranged at the end of the first connecting rod away from the T-shaped block.

[0018] As an optional technical scheme of the verticality detector, a second connecting rod is arranged in the first adjusting hole, a second adjusting hole is arranged at the end of the second connecting rod away from the first adjusting hole, and the second connecting rod is arranged vertically relative to the first connecting rod.

[0019] As an optional technical scheme of the verticality detector, a third connecting rod is arranged in the second adjusting hole, and the micrometer is arranged at the end of the third connecting rod away from the second adjusting hole, and the third connecting rod is arranged vertically relative to the second connecting rod.

[0020] The verticality detector has the following beneficial effects:

[0021] The utility model provides a perpendicularity detector, the perpendicularity detector includes base, screw rod and movable board, the vertical surface is formed on the base, the top of vertical surface installs rotatable transmission shaft along X axle direction, installs first bevel gear on transmission shaft, the one end of transmission shaft is connected with rotary disc, the screw rod is rotatablely installed in vertical surface along Z axle direction, the top of screw rod is installed with the second bevel gear of first bevel gear meshing connection, movable board is installed in screw rod and can move up and down, and movable board installs the dial gauge of adjustable angle.

[0022] Under the above structure, the operator holds the rotary rod and shakes the rotary disc to drive the first bevel gear and the second bevel gear on the transmission shaft to mesh and rotate, and the screw rod rotates under the rotation of the second bevel gear to drive the dial gauge on the movable board to move up and down; the perpendicularity detector has simple structure and low manufacturing cost; when the workpiece needs to be measured, it can be moved to a relatively horizontal workbench at will, and the workpiece to be measured is placed on the workbench below the dial gauge, and the probe of the dial gauge can abut against any point on any surface of the workpiece to be measured through multi-angle rotation adjustment between the first connecting rod, the second connecting rod and the third connecting rod, thereby enhancing the applicability of the detector. Since the diameter of the first bevel gear is smaller than that of the second bevel gear, a certain speed difference is generated between them, and the operator can more stably and linearly shake the rotary rod to control the dial gauge to move up and down, so that the data on the dial gauge can be more intuitively and accurately read, and the measurement accuracy of the perpendicularity detector is improved. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the whole structure schematic diagram of the perpendicularity detector in the utility model embodiment;

[0024] Figure 2 It is the partial structure schematic diagram of the perpendicularity detector in the utility model embodiment;

[0025] Figure 3 It is the exploded view of the perpendicularity detector in the utility model embodiment;

[0026] Figure 4 It is the exploded view of the partial structure of the perpendicularity detector in the utility model embodiment.

[0027] In the drawing:

[0028] 1, base; 10, vertical surface; 11, shield; 110, clearance groove; 2, transmission shaft; 20, first bevel gear; 21, rotating disc; 210, rotating rod; 22, support; 220, first bearing seat; 3, screw rod; 30, second bevel gear; 31, second bearing seat; 32, thread rolling bearing; 33, movable plate; 34, slide rail; 35, sliding block; 36, T-shaped block; 37, first connecting rod; 371, first adjusting hole; 38, second connecting rod; 381, second adjusting hole; 39, third connecting rod; 4, micrometer. DETAILED DESCRIPTION

[0029] The utility model will be described in further detail below in combination with the drawings and examples. It can be understood that the specific examples described here are only used to explain the utility model, and not to limit the utility model. In addition, it should be noted that, in order to facilitate the description, only the part related to the utility model is shown in the drawings, not all structures.

[0030] In the description of the utility model, unless otherwise explicitly specified and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements or the interaction relationship of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0031] In the utility model, unless otherwise explicitly specified and limited, the first feature "on" or "below" the second feature can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0032] In the description of the embodiment, the terms "up", "down", "left", "right" and other orientation or position relationship are based on the orientation or position relationship shown in the drawings, only for the convenience of description and simplification of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation of the utility model.

[0033] In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more than two. In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.

[0034] As Figures 1-4 Indicated, the utility model provides a perpendicularity detector, the perpendicularity detector includes: base 1 is formed with vertical surface 10 on base 1;The top of vertical surface 10 is installed rotatable transmission shaft 2 along X-axis direction, transmission shaft 2 is installed first bevel gear 20, one end of transmission shaft 2 is connected with rotary disc 21;Lead screw 3, along Z-axis direction rotatable installation in vertical surface 10, the top end of lead screw 3 is installed with the second bevel gear 30 of meshing connection of first bevel gear 20;Movable plate 33, up and down mobile is installed in lead screw 3, movable plate 33 is installed with adjustable angle micrometer 4.

[0035] The utility model provides a perpendicularity detector, by operating personnel hand holds and shakes rotary lever 210 to drive rotary disc 21 to drive the meshing rotation between first bevel gear 20 and second bevel gear 30 on transmission shaft 2, lead screw 3 rotates under the rotation of second bevel gear 30 to drive micrometer 4 on movable plate 33 to move up and down;The perpendicularity detector simple structure, low in manufacturing cost;When needing to measure workpiece, can be moved to a relatively horizontal workbench at will, places the workpiece to be measured under the workbench of micrometer 4, and the probe of micrometer 4 can abut on any point on any surface of the workpiece to be measured by the multi-angle rotation adjustment between first connecting rod 37, second connecting rod 38 and third connecting rod 39, thereby, the applicability of the detector is enhanced. Since the diameter of first bevel gear 20 is less than the diameter of second bevel gear 30, a certain speed difference is generated between the two, and the operator can more stably and linearly shake the rotary lever 210 to control the micrometer 4 to move up and down, so that the data on the micrometer 4 can be more intuitively and accurately read, and the measurement accuracy of the perpendicularity detector is improved.

[0036] Specifically, as Figure 1 Indicated, the outside of vertical surface 10 is installed with shroud 11, and the shroud 11 is provided with a longitudinal arrangement of air clearance groove 110, and the air clearance groove 110 is arranged opposite to the lead screw 3, and one end of the micrometer 4 is connected to the movable plate 33 by penetrating the air clearance groove 110, so that when the lead screw 3 rotates to drive the micrometer 4 to move up and down, the connection between the micrometer 4 and the movable plate 33 can move up and down in the air clearance groove 110, and the shroud 11 effectively avoids the risk of being pressed by the parts during use of the detector, and can effectively prevent dust from entering the inside of the detector.

[0037] In this embodiment, as Figure 2 AndFigure 3 As shown, the base 1 is made of metal or marble, and the bottom surface of the base 1 is arranged at a right angle with the outer side surface, so that the outer side surface of the base 1 forms a vertical surface 10, and the top of the vertical surface 10 is symmetrically provided with two supports 22 along the X-axis direction, and each of the supports 22 is provided with a first bearing seat 220, and one end of the transmission shaft 2 is connected to one of the first bearing seats 220, and the other end of the transmission shaft 2 is connected to the rotary disc 21 through the other first bearing seat; in order to more conveniently, labor-saving and stably move the micrometer 4, a rotatable rotary rod 210 is further arranged on the rotary disc 21; the first bevel gear 20 is arranged on the transmission shaft 2 between the two first bearing seats 220, and is arranged close to one of the first bearing seats 220; the diameter of the first bevel gear 20 is smaller than the diameter of the second bevel gear 30, so that a certain speed difference is formed between the two gears, so that when the operator rotates the transmission shaft 2 by hand, the micrometer 4 can be more linearly and stably moved up and down, so that the parameters on the micrometer 4 can be more intuitively read during the measurement, and the accuracy of the verticality detector is improved.

[0038] Specifically, the upper and lower ends of the vertical surface 10 are respectively provided with second bearing seats 31, the bottom end of the lead screw 3 is connected to the second bearing seat 31 at the lower end of the vertical surface 10, and the top end of the lead screw 3 is connected to the second bevel gear 30 by penetrating the second bearing seat 31 at the upper end of the vertical surface 10; the vertical surface 10 on the left and right sides of the lead screw 3 is provided with two parallel slide rails 34, and matching slide blocks 35 are respectively arranged on the slide rails 34, and the two ends of the movable plate 33 are arranged on the two slide blocks 35, and a rolling screw bearing 32 is further arranged on the lead screw 3, and the middle part of the movable plate 33 is arranged on the rolling screw bearing 32, so that the movable plate 33 can be more stably moved up and down under the guidance of the slide rails 34.

[0039] In this embodiment, as shown in Figure 3 and Figure 4 the bottom end of the movable plate 33 is provided with a "T" shaped block 36, the outwardly extending end of the "T" shaped block 36 is provided with a plug-in hole, the plug-in hole is rotatably connected with a first connecting rod 37, and the end of the first connecting rod 37 away from the "T" shaped block 36 is provided with a first adjusting hole 371; the first adjusting hole 371 is rotatably connected with a second connecting rod 38, and the end of the second connecting rod 38 away from the first adjusting hole 371 is provided with a second adjusting hole 381, and the second adjusting hole 381 is rotatably connected with a third connecting rod 39; the micrometer 4 is arranged on the end of the third connecting rod 39 away from the second adjusting hole 381; wherein, the second connecting rod 38 is arranged at a right angle with the first connecting rod 37; and the third connecting rod 39 is arranged at a right angle with the second connecting rod 38.

[0040] Specifically, the first adjusting hole 371 and the second adjusting hole 381 are both provided as openings, and the diameters of the first adjusting hole 371 and the second adjusting hole 381 are smaller than the diameters of the end portions of the second connecting rod 38 and the third connecting rod 39. Therefore, when the second connecting rod 38 and the third connecting rod 39 are installed, the openings of the first adjusting hole 371 and the second adjusting hole 381 are slightly opened, and then the second connecting rod 38 and the third connecting rod 39 are inserted into the first adjusting hole 371 and the second adjusting hole 381. When the openings of the first adjusting hole 371 and the second adjusting hole 381 are reset, the second connecting rod 38 and the third connecting rod 39 are clamped in the first adjusting hole 371 and the second adjusting hole 381, and can also rotate under the action of an external force. Of course, a screw can also be locked and fixed at the openings to adjust the clamping force on the second connecting rod 38 and the third connecting rod 39. Under the above structure, the dial gauge 4 can be adjusted by the angle of the first connecting rod 37, the second connecting rod 38 and the third connecting rod 39 relative to the "T" shaped block 36, so that the probe on the dial gauge 4 can be in contact with any point on the workpiece to be measured, thereby increasing the measurement operability of the perpendicularity detector and improving the accuracy of the perpendicularity measurement.

[0041] The above is only a preferred embodiment of the present application, and does not limit the present application in any form. Although the present application is disclosed as above in a preferred embodiment, it is not intended to limit the present application. Any skilled person in the art can make some changes or modifications to the above disclosed technical content without departing from the scope of the present application, and any equivalent embodiment with equivalent changes is also included. Any simple modification, equivalent change and modification of the above embodiment, which does not depart from the technical solution of the present application, is also included in the scope of the present application.

Claims

1. A verticality measuring instrument, characterized in that, include: A base having a vertical surface; a rotatable drive shaft is mounted on the top of the vertical surface along the X-axis, a first bevel gear is mounted on the drive shaft, and a rotating disk is connected to one end of the drive shaft; A lead screw is rotatably mounted on the vertical plane along the Z-axis, and a second bevel gear is mounted at the top of the lead screw to mesh with the first bevel gear. A movable plate, which can move up and down, is mounted on the lead screw, and an adjustable dial indicator is installed on the movable plate.

2. A verticality measuring instrument according to claim 1, characterized in that, Two brackets are symmetrically installed at the top of the vertical plane. Each of the two brackets is equipped with a first bearing seat. One end of the drive shaft is connected to one of the first bearing seats, and the other end of the drive shaft passes through the other first bearing seat and extends outward.

3. A verticality measuring instrument according to claim 2, characterized in that, The rotating disk is mounted on one end of the transmission shaft that extends outward, and a rotating rod is mounted on the rotating disk.

4. A verticality measuring instrument according to claim 1, characterized in that, The diameter of the first bevel gear is smaller than the diameter of the second bevel gear.

5. A verticality measuring instrument according to claim 1, characterized in that, The vertical plane is equipped with second bearing seats at its upper and lower ends respectively, the lead screw is installed between the two second bearing seats, and the top end of the lead screw passes through the second bearing seat and is connected to the second bevel gear.

6. A verticality measuring instrument according to claim 5, characterized in that, The lead screw has two parallel slide rails on its left and right vertical surfaces, and sliders are installed on the two slide rails. The two ends of the movable plate are respectively installed on the two sliders.

7. A verticality measuring instrument according to claim 6, characterized in that, The lead screw is equipped with a thread rolling bearing, and the movable plate is connected to the lead screw through the thread rolling bearing, allowing it to move up and down.

8. A verticality measuring instrument according to claim 1, characterized in that, A "T"-shaped block is installed at the bottom of the movable plate, and a first connecting rod is rotatably connected to the end of the "T"-shaped block. A first adjustment hole is provided at the end of the first connecting rod away from the "T"-shaped block.

9. A verticality measuring instrument according to claim 8, characterized in that, A second connecting rod is connected inside the first adjusting hole. The end of the second connecting rod away from the first adjusting hole is provided with a second adjusting hole. The second connecting rod is set perpendicularly to the first connecting rod.

10. A verticality measuring instrument according to claim 9, characterized in that, A third connecting rod is connected inside the second adjustment hole. The dial indicator is installed at the end of the third connecting rod away from the second adjustment hole. The third connecting rod is set perpendicular to the second connecting rod.

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