CN212390951U

CN212390951U - Rack pitch detector

Info

Publication number: CN212390951U
Application number: CN202020492201.9U
Authority: CN
Inventors: 王贞
Original assignee: 王贞
Current assignee: Hetu Zhizao Technology (Xi'an) Co.,Ltd.
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2021-01-22
Anticipated expiration: 2030-04-07

Abstract

The utility model discloses a rack tooth pitch detector, including the measuring stand, the upper surface side slide rail of measuring stand, the last sliding surface of slide rail is connected with first backup pad and second backup pad, one side fixedly connected with rack that first backup pad is close to the second backup pad, two sliding tray have been seted up to one side that first backup pad is close to the rack, two the sliding tray is located the both sides of rack respectively. The utility model discloses a micrometer, digital display chi and adjustment mechanism's setting, can directly read out data through the digital display chi when measuring, adjust the structure, be convenient for steadily accurately fix a position by survey piece, volume stability and accuracy when improving micrometer and digital display chi and measuring have replaced the former manual measurement of replacement and have tested the stick size and solve the condition that can't examine tooth pitch cumulative deviation, through the setting of the board that adds of adjustable size, avoid being surveyed the piece when measuring and take place to remove and influence the measuring accuracy.

Description

Rack pitch detector

Technical Field

The utility model relates to a tooth pitch detection area especially relates to rack tooth pitch detector.

Background

The rack pitch detection, namely the detection of the distance between two racks, usually uses two detection bars arranged between two detected teeth, and reads the distance between the two detection bars by a vernier caliper.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a rack tooth pitch detector.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the rack tooth pitch detector comprises a measuring table, a slide rail is arranged on one side of the upper surface of the measuring table, the upper surface of the slide rail is connected with a first supporting plate and a second supporting plate in a sliding manner, one side of the first supporting plate, which is close to the second supporting plate, is fixedly connected with a rack, one side of the first supporting plate, which is close to the rack, is provided with two slide grooves, the two slide grooves are respectively arranged on two sides of the rack, the interiors of the two slide grooves are jointly and slidably connected with a movable frame, the inner side wall of the movable frame is rotatably connected with a rotating rod, the outer surface of the rotating rod is fixedly sleeved with a gear, the gear is meshed with the rack and is connected with the rack, one side of the movable frame is fixedly connected with a movable plate, the interior of the movable plate is arranged in a hollow manner, the interior of the movable plate, the utility model discloses a measuring table, including threaded block, measuring table, first bar mouth, second bar mouth, two the one end of fixed block is passed first bar mouth and is extended to the outside fixedly connected with movable block of movable plate, the bottom of movable block is provided with the micrometer, the surface of micrometer is provided with the digital display chi, the cavity has been seted up to the inside of measuring table, the inside fixedly connected with dead lever of cavity, two fixed blocks and two springs have been cup jointed to the surface of dead lever, one side of two fixed blocks respectively with the one end fixed connection of two springs, the other end of spring and the inside wall fixed connection of cavity, the second bar mouth has been seted up to.

As a further description of the above technical solution:

and a tested piece is arranged between the two clamping plates.

As a further description of the above technical solution:

the one end that the movable plate was kept away from to the dwang runs through the lateral wall that removes the frame and extends to the first hand wheel of outside fixedly connected with that removes the frame.

As a further description of the above technical solution:

one side of the moving frame close to the second supporting plate is provided with a sliding block, and the sliding block is connected with the second supporting plate in a sliding mode through a sliding groove in the side wall of the second supporting plate.

As a further description of the above technical solution:

one end of the threaded rod penetrates through the side wall of the moving plate and extends to the outside of the moving plate, and a second hand wheel is fixedly connected with the outside of the moving plate.

As a further description of the above technical solution:

the measuring table, the first supporting plate and the second supporting plate are all made of aluminum materials.

The utility model discloses following beneficial effect has:

1. through the setting of micrometer, digital display chi, can directly read out measured data through data display screen, convenient and fast through the setting of slide rail, gear, rack, threaded rod, screw thread piece, is convenient for steadily accurately fix a position by survey piece, and volume stability and accuracy when improving micrometer and digital display chi measurement avoid the measurement data that the hand shake of measurement leads to for taking unstable.

2. Through dead lever, spring, fixed block, add the setting of holding the board, spring and fixed block can be adjusted two and add and hold the board and fix the measured piece of equidimension not, make it need not manual fixed, and avoid being surveyed when measuring that the measured piece takes place to remove and influences the measuring accuracy.

The utility model discloses a micrometer, digital display chi and adjustment mechanism's setting, can directly read out data through the digital display chi when measuring, adjust the structure, be convenient for steadily accurately fix a position by survey piece, volume stability and accuracy when improving micrometer and digital display chi and measuring have replaced the former manual measurement of replacement and have tested the stick size and solve the condition that can't examine tooth pitch cumulative deviation, through the setting of the board that adds of adjustable size, avoid being surveyed the piece when measuring and take place to remove and influence the measuring accuracy.

Drawings

Fig. 1 is a main sectional view of the rack pitch detector according to the present invention;

fig. 2 is a side sectional view of the rack pitch detector according to the present invention;

fig. 3 is a side sectional view of the rack pitch detector a according to the present invention;

illustration of the drawings:

1. a measuring table; 2. a first support plate; 3. a second support plate; 4. a threaded rod; 5. a thread block; 6. a slide rail; 7. a movable frame; 8. a gear; 9. a rack; 10. a first hand wheel; 11. a second hand wheel; 12. rotating the rod; 13. a sliding groove; 14. a first bar-shaped opening; 15. a second strip port; 16. fixing the rod; 17. a spring; 18. moving the plate; 19. a moving block; 20. a micrometer; 21. a digital display ruler; 22. a cavity; 23. a fixed block; 24. a holding plate; 25. a measured piece; 26. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: the rack tooth pitch detector comprises a measuring table 1, a slide rail 6 is arranged on one side of the upper surface of the measuring table 1, the upper surface of the slide rail 6 is connected with a first supporting plate 2 and a second supporting plate 3 in a sliding manner, a rack 9 is fixedly connected on one side, close to the second supporting plate 3, of the first supporting plate 2, two slide grooves 13 are formed in one side, close to the rack 9, of the first supporting plate 2, the two slide grooves 13 are respectively located on two sides of the rack 9, a moving frame 7 is jointly and slidably connected inside the two slide grooves 13, a rotating rod 12 is rotatably connected to the inner side wall of the moving frame 7, a gear 8 is fixedly sleeved on the outer surface of the rotating rod 12, the gear 8 is meshed with the rack 9, a moving plate 18 is fixedly connected to one side of the moving frame 7, the moving plate 18 is hollow, a threaded rod 4 is rotatably connected inside the moving plate 18, a threaded block, the one end of screw thread piece 5 passes first bar mouth 14 and extends to the outside fixedly connected with movable block 19 of movable plate 18, the bottom of movable block 19 is provided with micrometer 20, micrometer 20's surface is provided with digital display 21, cavity 22 has been seted up to the inside of measuring station 1, cavity 22's inside fixedly connected with dead lever 16, two fixed blocks 23 and two springs 17 have been cup jointed to the surface of dead lever 16, one side of two fixed blocks 23 respectively with the one end fixed connection of two springs 17, the other end of spring 17 and the inside wall fixed connection of cavity 22, second bar mouth 15 has been seted up to the upper surface of measuring station 1, the one end of two fixed blocks 23 is passed second bar mouth 15 and is extended to the outside fixedly connected with of measuring station 1 and is added and is held board 24.

A measured piece 25 is arranged between the two clamping plates 24, so that the fixing is convenient, and the measured piece 25 is prevented from moving during the gauge length measurement; one end of the rotating rod 12, which is far away from the moving plate 18, penetrates through the side wall of the moving frame 7 and extends to the outside of the moving frame 7, and the first hand wheel 10 is fixedly connected with the outside of the moving frame 7, so that the micrometer 20 and the digital display 21 can be conveniently moved up and down to find the measured distance; a sliding block 26 is arranged on one side of the moving frame 7 close to the second supporting plate 3, and the sliding block 26 is connected with the second supporting plate 3 in a sliding mode through a sliding groove in the side wall of the second supporting plate 3, so that the moving frame 7 is conveniently supported; one end of the threaded rod 4 penetrates through the side wall of the moving plate 18 and extends to the outside of the moving plate 18, and a second wheel 11 is fixedly connected to the outside of the moving plate 18, so that the rack 9 can be conveniently and transversely positioned; the measuring table 1, the first supporting plate 2 and the second supporting plate 3 are made of aluminum materials, so that the deformation of the machine body is prevented.

The working principle is as follows: the measured piece 25 is fixed through the clamping plate 24, the first hand wheel 10 is rotated, the first hand wheel 10 rotates to drive the gear 8 to rotate, the gear 8 moves on the rack 9, the moving frame 7 drives the micrometer 20 and the digital display ruler 21 to move, the second hand wheel 11 is rotated, the second hand wheel 11 drives the threaded rod 4 to rotate, the threaded rod 4 rotates to drive the threaded block 5 to rotate, the micrometer 20 and the digital display ruler 21 move to adjust positions needing measuring the tooth pitch, the micrometer 20 is adjusted to the middle of the size of the test rod, the digital display ruler 21 is adjusted to be zero, whether the measured piece is within a tolerance range or not is confirmed after the micrometer pitch is measured through adjusting the micrometer 20, and detection is finished.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Rack tooth pitch detector, including measuring table (1), its characterized in that: the upper surface one side slide rail (6) of measuring stand (1), the upper surface sliding connection of slide rail (6) has first backup pad (2) and second backup pad (3), one side fixedly connected with rack (9) that first backup pad (2) are close to second backup pad (3), one side that first backup pad (2) are close to rack (9) has seted up two sliding tray (13), two sliding tray (13) are located the both sides of rack (9) respectively, two the inside common sliding connection of sliding tray (13) has removal frame (7), the inside wall rotation of removal frame (7) is connected with dwang (12), the external fixed surface of dwang (12) has cup jointed gear (8), gear (8) are connected with rack (9) meshing, one side fixedly connected with movable plate (18) of removal frame (7), the inside of the movable plate (18) is arranged in a hollow mode, a threaded rod (4) is rotatably connected to the inside of the movable plate (18), a threaded block (5) is sleeved on the outer surface of the threaded rod (4) in a threaded mode, a first strip-shaped opening (14) is formed in the lower surface of the movable plate (18), one end of the threaded block (5) penetrates through the first strip-shaped opening (14) and extends to the outer portion of the movable plate (18) to be fixedly connected with a movable block (19), a micrometer (20) is arranged at the bottom of the movable block (19), a digital display scale (21) is arranged on the surface of the micrometer (20), a cavity (22) is formed in the measuring table (1), a fixed rod (16) is fixedly connected to the inner portion of the cavity (22), two fixed blocks (23) and two springs (17) are sleeved on the outer surface of the fixed rod (16), one side of each fixed block (23) is fixedly connected, the other end of spring (17) and the inside wall fixed connection of cavity (22), second bar mouth (15), two have been seted up to the upper surface of measuring platform (1) the outside fixedly connected with that the one end of fixed block (23) passes second bar mouth (15) and extends to measuring platform (1) adds holds board (24).

2. The rack pitch detector according to claim 1, wherein: a tested piece (25) is arranged between the two clamping plates (24).

3. The rack pitch detector according to claim 1, wherein: one end of the rotating rod (12), which is far away from the moving plate (18), penetrates through the side wall of the moving frame (7) and extends to the first hand wheel (10) fixedly connected with the outer part of the moving frame (7).

4. The rack pitch detector according to claim 1, wherein: one side of the moving frame (7) close to the second supporting plate (3) is provided with a sliding block (26), and the sliding block (26) is connected with the second supporting plate (3) in a sliding mode through a sliding groove in the side wall of the second supporting plate (3).

5. The rack pitch detector according to claim 1, wherein: one end of the threaded rod (4) penetrates through the side wall of the moving plate (18) and extends to the outside of the moving plate (18) to be fixedly connected with a second hand wheel (11).

6. The rack pitch detector according to claim 1, wherein: the measuring table (1), the first supporting plate (2) and the second supporting plate (3) are all made of aluminum materials.