CN218211160U

CN218211160U - Device for detecting surface smoothness of lead screw

Info

Publication number: CN218211160U
Application number: CN202222644602.3U
Authority: CN
Inventors: 敖喻婷
Original assignee: Guangdong Chengong Transmission Technology Co ltd
Current assignee: Guangdong Chengong Transmission Technology Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-01-03
Anticipated expiration: 2032-10-09

Abstract

The utility model relates to a check out test set technical field specifically is a detect device of lead screw surface smoothness, including arresting gear, the last measuring device that is equipped with of arresting gear, arresting gear includes the bottom plate, bottom plate top one side slidable mounting has the motor, be fixed with the lead screw on the output shaft of motor, the one end meshing of lead screw has the survey board, survey board top fixed mounting has the percentage table, the percentage table below is equipped with the measuring staff, measuring staff bottom fixed mounting has the gage block, the utility model discloses be equipped with the percentage table in the top of lead screw, the gage bar bottom fixed mounting of percentage table has the gage block, the lower surface shape and the lead screw upper surface meshing of gage block, and when the lead screw rotation forward moves, when the gage block, the gage bar of percentage table can go up and down according to the unsmooth on lead screw surface to detect the smoothness on lead screw surface, this measuring method is simple and convenient accurate, and easy recording promotes the quality of lead screw, increases product competitiveness.

Description

Device for detecting surface smoothness of lead screw

Technical Field

The utility model relates to a check out test set technical field specifically is a device of detection lead screw surface smoothness.

Background

The screw rod is the most frequently used transmission element on tool machinery and precision machinery, the production process of the screw rod is rigorous, the screw rod needs to be polished after being produced, and the smoothness of the surface of the screw rod is improved by one grade through polishing; but also can grind excessively or grind not enough and lead to the lead screw surface spiral groove to have unevenness's place, and this kind of tiny surface unevenness is very difficult to detect.

The application number is CN201521138377.X discloses a channel-section steel smoothness detection device, and the device can realize the detection to channel-section steel surface smoothness, but can't be applicable to the detection of lead screw surface smoothness, also lacks the equipment to lead screw surface smoothness detection among the existing equipment. In view of this, we propose a device for detecting the surface smoothness of the screw rod.

SUMMERY OF THE UTILITY MODEL

In order to make up for the above insufficiency, the utility model provides a detect device of lead screw surface smoothness.

The technical scheme of the utility model is that:

the device for detecting the surface smoothness of the lead screw comprises a braking device, wherein a measuring device is arranged on the braking device, the braking device comprises a bottom plate, a motor is slidably mounted on one side above the bottom plate, a group of measuring plates are fixedly mounted on the other side above the bottom plate, the center of each measuring plate is meshed with the lead screw, one end of the lead screw is fixedly mounted on an output shaft of the motor, a dial indicator is fixedly mounted above each measuring plate, a measuring rod is arranged below each dial indicator, a measuring block is fixedly mounted at the bottom end of each measuring rod, and the measuring blocks are meshed with the surface of the lead screw.

As the utility model discloses a preferred technical scheme, motor top and bottom all are equipped with the fixed plate, two symmetry fixed mounting has four fixed legs, top between the fixed plate top center fixed mounting has handle, below fixed plate bottom symmetry fixed mounting has four gyro wheels.

As the utility model discloses a preferred technical scheme, survey board top middle part and be equipped with the draw-in groove, the draw-in groove below is equipped with the circular slot, the circular slot below is equipped with the lift groove, survey the board middle part and be equipped with the round hole, draw-in groove, circular slot, lift groove communicate each other.

As the utility model discloses an optimal technical scheme, percentage table below fixed mounting has the dead lever, fixed mounting has the fixture block on the dead lever, measuring staff movable mounting is in the dead lever.

As the utility model discloses an optimized technical scheme, in the draw-in groove was located to the fixture block, and fixture block and draw-in groove shape and size looks adaptation, the dead lever was located in the circular slot with the measuring staff, and circular slot and dead lever shape and size looks adaptation, the lift inslot is located to the measuring block, and the measuring block can be in the lift inslot activity from top to bottom.

As the utility model discloses an it is preferred technical scheme, a set of survey the board has two, it is equipped with the screw to survey four angles of board, screw female connection has the screw.

As the utility model discloses an optimized technical scheme, the bottom plate top is equipped with two spouts, gyro wheel and spout sliding connection.

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

the utility model discloses top at the lead screw is equipped with the percentage table, and the measuring staff bottom fixed mounting of percentage table has the gage block, the lower surface shape and the lead screw surface toothing of gage block, and lead screw one end is equipped with the motor, and when the rotatory antedisplacement of lead screw, when the gage block, the gage bar of percentage table can receive and release according to the unsmooth on lead screw surface to detect the smoothness on lead screw surface, this measuring method is simple convenient accurate, and easy record, promotes the quality of lead screw, increases product competitiveness.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the middle brake device of the present invention;

fig. 3 is a schematic structural view of the middle measuring device of the present invention.

The meaning of each punctuation mark in the figure is:

1. a braking device: 11. a base plate; 12. a motor; 13. a screw rod; 14. a handle; 15. a roller; 16. a fixing plate; 17. a fixed leg; 18. a chute;

2. a measuring device: 21. measuring a plate; 22. a dial indicator; 23. fixing the rod; 24. a clamping block; 25. a measuring bar; 26. measuring blocks; 27. a circular hole; 28. a screw hole; 29. a card slot; 210. a circular groove; 211. a lifting groove; 212. and (4) screws.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but 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, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a detect device of lead screw surface smoothness, including arresting gear 1, arresting gear 1 is last to be equipped with measuring device 2, arresting gear 1 includes

bottom plate

11, 11 top one side slidable mounting of bottom plate has

motor

12, 11 top opposite side fixed mounting of bottom plate has a set of gage plate 21, gage plate 21 central meshing has lead screw 13, the one end fixed mounting of lead screw 13 is on the output shaft of motor 12, gage plate 21 top fixed mounting has percentage table 22, percentage table 22 below is equipped with measuring staff 25, measuring staff 25 bottom fixed mounting has a gage block 26, gage block 26 and lead screw 13 surface meshing.

It should be added that the measuring block 26 is engaged and contacted with the spiral groove on the surface of the screw rod 13, and during the rotation of the screw rod 13, the measuring block 26 will always contact with the spiral groove on the surface of the screw rod 13, and if the spiral groove on the surface of the screw rod 13 has unevenness, the measuring block 26 can react out.

Fixing plates 16 are arranged above and at the bottom of the motor 12, four fixing legs 17 are symmetrically and fixedly mounted between the two fixing plates 16, a handle 14 is fixedly mounted at the center of the top end of the upper fixing plate 16, four rollers 15 are symmetrically and fixedly mounted at the bottom of the lower fixing plate 16, and the handle 14 is convenient for dragging the motor 12 to move to the other end of the bottom plate 11.

The middle part above the measuring plate 21 is provided with a clamping groove 29, a round groove 210 is arranged below the clamping groove 29, a lifting groove 211 is arranged below the round groove 210, a round hole 27 is arranged in the middle of the measuring plate 21, the round hole 27, the clamping groove 29, the round groove 210 and the lifting groove 211 are communicated with each other, the inner surface of the round hole 27 is meshed with the outer surface of the screw rod 13, and the measuring rod 25 can conveniently lift and detect according to the surface of the screw rod 13.

A fixing rod 23 is fixedly arranged below the dial indicator 22, a clamping block 24 is fixedly arranged on the fixing rod 23, the measuring rod 25 is movably arranged in the fixing rod 23, the measuring rod 25 is connected with a contact of the dial indicator 22, and the clamping block 24 enables the fixing rod 23 to be fixed on the measuring plate 21 and slide into the round hole 27 along the round groove 210.

The clamping block 24 is arranged in the clamping groove 29, the clamping block 24 is matched with the clamping groove 29 in shape and size, the fixing rod 23 and the measuring rod 25 are arranged in the circular groove 210, the circular groove 210 is matched with the fixing rod 23 in shape and size, the measuring block 26 is arranged in the lifting groove 211, and the measuring block 26 can move up and down in the lifting groove 211, so that the side block 26 can move up and down according to the surface smoothness of the screw rod 13 and cannot be clamped.

A set of survey board 21 has two, and survey board 21 four angles is equipped with screw 28, and screw 28 female connection has screw 212, and two fixed survey boards 21 of screw 212 make the percentage table 22 of top can stabilize the smoothness that detects lead screw 13.

Two sliding grooves 18 are formed in the upper portion of the bottom plate 11, the roller 15 is in sliding connection with the sliding grooves 18, the width of each sliding groove 18 is matched with that of the roller 15, the sliding grooves 18 enable the rollers 15 to move linearly, and the motor 12 and the lead screw 13 cannot generate angles to cause detection errors.

This embodiment operating personnel is when using this equipment, with the one end fixed mounting of lead screw 13 on the output shaft of motor 12, then insert the other end of lead screw 13 in the round hole 27, open motor 12, the rotation of lead screw 13 can pass in round hole 27, and motor 12 below is equipped with gyro wheel 15, the removal of lead screw 13 can drive motor 12 and remove thereupon, round hole 27 top center department is equipped with the measuring block 26 and can all the time contact with the spiral groove inner wall on lead screw 13 surface, measuring block 26 carries out the lift activity according to the spiral groove inner wall smoothness on lead screw surface, and the lift of measuring block 26 can drive measuring staff 25 and go up and down, thereby can audio-visually demonstrate the smoothness of the spiral groove inner wall on lead screw 13 surface through percentage table 22, thereby measure the smoothness of the spiral groove inner wall on lead screw surface.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A device for detecting surface smoothness of a screw rod comprises a braking device (1), and is characterized in that: be equipped with measuring device (2) on arresting gear (1), arresting gear (1) includes bottom plate (11), bottom plate (11) top one side slidable mounting has motor (12), bottom plate (11) top opposite side fixed mounting has a set of survey board (21), survey board (21) central meshing has lead screw (13), the one end fixed mounting of lead screw (13) is on the output shaft of motor (12), survey board (21) top fixed mounting has percentage table (22), percentage table (22) below is equipped with measuring staff (25), measuring staff (25) bottom fixed mounting has measuring block (26), measuring block (26) and lead screw (13) surface engagement.

2. The apparatus for measuring surface smoothness of a screw according to claim 1, wherein: motor (12) top and bottom all are equipped with fixed plate (16), two symmetry fixed mounting has four fixed legs (17), top between fixed plate (16) top center fixed mounting has handle (14), the below fixed plate (16) bottom symmetry fixed mounting has four gyro wheels (15).

3. The apparatus for detecting the surface smoothness of a screw according to claim 2, wherein: survey board (21) top middle part and be equipped with draw-in groove (29), draw-in groove (29) below is equipped with circular slot (210), circular slot (210) below is equipped with lift groove (211), survey board (21) middle part and be equipped with round hole (27), draw-in groove (29), circular slot (210), lift groove (211) communicate each other.

4. A device for measuring surface smoothness of a lead screw according to claim 3, wherein: the dial indicator is characterized in that a fixing rod (23) is fixedly mounted below the dial indicator (22), a clamping block (24) is fixedly mounted on the fixing rod (23), and the measuring rod (25) is movably mounted in the fixing rod (23).

5. An apparatus for measuring surface smoothness of a lead screw according to claim 4, wherein: the fixture block (24) is arranged in the clamping groove (29), the fixture block (24) is matched with the clamping groove (29) in shape and size, the fixing rod (23) and the measuring rod (25) are arranged in the circular groove (210), the circular groove (210) is matched with the fixing rod (23) in shape and size, the measuring block (26) is arranged in the lifting groove (211), and the measuring block (26) can move up and down in the lifting groove (211).

6. A device for detecting the surface smoothness of a lead screw according to claim 1, wherein: and two measuring plates (21) are arranged, screw holes (28) are formed in four corners of each measuring plate (21), and screws (212) are connected to the screw holes (28) in an internal thread mode.

7. An apparatus for measuring surface smoothness of a lead screw according to claim 2, wherein: two sliding grooves (18) are formed in the upper portion of the bottom plate (11), and the roller (15) is connected with the sliding grooves (18) in a sliding mode.