CN216246077U

CN216246077U - Absolute value magnetic grid displacement measurement auxiliary device

Info

Publication number: CN216246077U
Application number: CN202122836678.1U
Authority: CN
Inventors: 姜堃达; 沈晓峰
Original assignee: Shanghai Pingxin Mechanical & Electrical Manufacturing Co ltd
Current assignee: Shanghai Pingxin Mechanical & Electrical Manufacturing Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-04-08
Anticipated expiration: 2031-11-18

Abstract

The utility model belongs to the technical field of magnetic grid correlation, and particularly relates to an absolute value magnetic grid displacement measurement auxiliary device which comprises a base and a magnetic grid ruler, wherein a wiring board is fixedly connected in front of the base, a connecting shaft is fixedly connected to one side of the wiring board, a cover plate is fixedly connected to one side of the connecting shaft, a positioning rod is fixedly connected to the upper side of the base, a pressing plate is sleeved on the outer side of the positioning rod, a rubber pad is fixedly connected to the lower side of the pressing plate, a positioning ring is sleeved on the upper side of the outer side of the positioning rod, a supporting frame is movably connected to the upper side of the base, and a fixing clamping piece is arranged on one side of the supporting frame; through the structural design of locating lever, clamp plate and holding ring, through placing appointed article the base top in the device's use, the holding ring rotates, and the holding plate compresses down is fixed placing the article on the base, prevents that this article from removing when measuring, influences the accuracy nature of final measurement numerical value, has effectively promoted the device's practicality.

Description

Absolute value magnetic grid displacement measurement auxiliary device

Technical Field

The utility model relates to the technical field of magnetic grid correlation, in particular to an auxiliary device for measuring displacement of an absolute value magnetic grid.

Background

The magnetic grid works on the principle of magnetoelectric conversion, and in order to ensure that the magnetic head has stable output signal amplitude, considering that the magnetic resistance of air is very large, a large and variable gap is not allowed to exist between the magnetic grid ruler and the magnetic head, preferably a contact type, therefore, the magnetic head is pressed on a magnetic tape when the strip type magnetic grid works, even if the strip surface is uneven, the magnetic head can well contact the magnetic tape, and the gap of about 0.01mm is reserved between the magnetic grid ruler and the magnetic head of the linear magnetic grid, so the linear magnetic grid is actually in a quasi-contact type working state because the assembly and the adjustment cannot reach an ideal state.

By using a method similar to the recording technique, the process of recording magnetic waves with strictly equal intervals on a magnetic ruler by a recording head is called magnetic recording, the magnetic ruler on which the magnetic waves are recorded is called a magnetic grid ruler, and the interval distance between adjacent grid waves on the magnetic grid ruler is called the wavelength of a magnetic grid, which is also called the pitch of the magnetic grid.

Absolute value bar displacement measurement auxiliary device who uses at present does not fix the article that need measure in the use, and this article of easy touching produces the displacement when measuring, influences the measurement accuracy nature, and the practicality is not good.

Therefore, an absolute value magnetic grid displacement measurement auxiliary device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art and solve the problems that an object to be measured is not fixed in the use process of the currently used auxiliary device for measuring the displacement of the absolute value magnetic grid, the object is easy to touch during measurement to generate displacement, the measurement accuracy is affected, and the practicability is poor, the utility model provides the auxiliary device for measuring the displacement of the absolute value magnetic grid.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to an absolute value magnetic grid displacement measurement auxiliary device which comprises a base and a magnetic grid ruler, wherein a wiring board is fixedly connected in front of the base, a connecting shaft is fixedly connected to one side of the wiring board, a cover plate is fixedly connected to one side of the connecting shaft, a positioning rod is fixedly connected to the upper portion of the base, a pressing plate is sleeved on the outer side of the positioning rod, a rubber pad is fixedly connected to the lower portion of the pressing plate, and a positioning ring is sleeved on the upper portion of the outer side of the positioning rod.

The utility model discloses a support for the lifting seat of a robot, including base, support frame, fixed clamping piece, second spout, dwang, pivot and rotor arm swing joint, the top swing joint of base has the support frame, and one side of support frame is provided with fixed clamping piece, the fixed orifices has been seted up on one side surface of fixed clamping piece, and the inside of fixed orifices runs through there is the dead lever, first spout has been seted up on the opposite side surface of support frame, and the inside of first spout is provided with first slider, and the one end fixedly connected with lift seat of first slider simultaneously, the second spout has been seted up on the place ahead surface of lift seat, and the inside of second spout is provided with the second slider, the place ahead fixedly connected with dwang of second slider, and the dwang runs through and extend to rotor arm the place ahead, the pivot is installed to the base top, and pivot and rotor arm swing joint, one side fixedly connected with reset spring of rotor arm.

Preferably, the cover plate and the wiring board form a rotating structure through the connecting shaft, the connecting shaft is symmetrically arranged with the central axis of the cover plate, the wiring board of the device can be closed through rotating the cover plate in the using process of the device, and therefore the phenomenon that the connection port on the wiring board falls ash to cause poor contact is avoided.

Preferably, the outside of locating lever and the inboard of holding ring are the screw thread form setting, and locating lever and holding ring threaded connection, place the base top with appointed article in the device's use, rotate the holding ring, downwards compress the clamp plate, fix the article of placing on the base, prevent this article removal when measuring, influence the accuracy nature of final measurement numerical value.

Preferably, the size of rubber pad is the same with the size of clamp plate, and rubber pad and clamp plate adhesive bonding are connected, and through being provided with the rubber pad in the use of the device, prevent that the clamp plate from causing the mar influence to this article when fixed appointed article to use.

Preferably, fixed clamping piece passes through the dead lever and base threaded connection is fixed, and fixed clamping piece sets up for "L" style of calligraphy structure, and through the setting of fixed clamping piece in the device's use, makes the device's base and support frame threaded connection, makes things convenient for the staff to dismantle the device in the transportation and puts, reduces the required storage space of the device.

Preferably, the upper end of the rotating arm is fixedly connected with a handle, an anti-slip sleeve is sleeved on the outer side of the handle, and the anti-slip sleeve is arranged in the using process of the device to prevent a worker from holding the handle and pressing down the handle to cause the hand to slip.

Preferably, the lifting seat and the support frame form a sliding structure through the first sliding block, the first sliding block is arranged in a T-shaped structure, and the lifting seat is in sliding connection with the support frame in the using process of the device, so that the moving track of the lifting seat of the device is fixed, and the device is more stable during moving.

Preferably, reset spring one end and support frame fixed connection, and reset spring's the other end and rotor arm fixed connection, through being provided with reset spring in the device's use, make the staff after having used the device the lift seat can automatic re-setting, need not staff's manual reset, effectively reduced staff's intensity of labour.

The utility model has the advantages that:

1. according to the utility model, through the structural design of the positioning rod, the pressing plate and the positioning ring, in the use process of the device, a specified article is placed above the base, the positioning ring is rotated, the pressing plate is compressed downwards, and the article placed on the base is fixed, so that the article is prevented from moving during measurement, the accuracy of the final measured value is prevented from being influenced, and the practicability of the device is effectively improved;

2. according to the utility model, through the structural design of the wiring board, the connecting shaft and the cover plate, the wiring board of the device can be closed by rotating the cover plate in the use process of the device, so that the device can prevent the wiring port on the wiring board from falling ash to cause poor contact when an external power supply is not switched on.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art 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 inventive exercise.

FIG. 1 is a schematic front view of an embodiment;

FIG. 2 is a schematic diagram of a positioning rod of an embodiment;

FIG. 3 is a schematic view of a connection structure of the base and the supporting frame according to the embodiment;

FIG. 4 is a schematic diagram of a wiring board structure according to an embodiment;

FIG. 5 is an enlarged view of the structure shown at A in FIG. 1 according to the embodiment.

In the figure: 1. a base; 2. a wiring board; 3. a connecting shaft; 4. a cover plate; 5. positioning a rod; 6. pressing a plate; 7. a rubber pad; 8. a positioning ring; 9. a support frame; 10. fixing the clamping piece; 11. a fixing hole; 12. fixing the rod; 13. a first chute; 14. a first slider; 15. a lifting seat; 16. a second chute; 17. a second slider; 18. rotating the rod; 19. a rotating arm; 20. a rotating shaft; 21. a return spring; 22. a grip; 23. an anti-slip sleeve; 24. a magnetic grid ruler.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an absolute value magnetic grid displacement measurement auxiliary device includes a base 1 and a magnetic grid ruler 24, a wiring board 2 is fixedly connected to the front of the base 1, a connecting shaft 3 is fixedly connected to one side of the wiring board 2, a cover plate 4 is fixedly connected to one side of the connecting shaft 3, a positioning rod 5 is fixedly connected to the upper side of the base 1, a pressing plate 6 is sleeved on the outer side of the positioning rod 5, a rubber pad 7 is fixedly connected to the lower side of the pressing plate 6, and a positioning ring 8 is sleeved on the upper side of the outer side of the positioning rod 5.

Base 1's top swing joint has support frame 9, and one side of support frame 9 is provided with fixed clamping piece 10, fixed orifices 11 have been seted up on one side surface of fixed clamping piece 10, and the inside of fixed orifices 11 runs through there is dead lever 12, first spout 13 has been seted up on the opposite side surface of support frame 9, and the inside of first spout 13 is provided with first slider 14, the one end fixedly connected with lift seat 15 of first slider 14 simultaneously, second spout 16 has been seted up on the place ahead surface of lift seat 15, and the inside of second spout 16 is provided with second slider 17, the place ahead fixedly connected with dwang 18 of second slider 17, and dwang 18 runs through and extends to rotor arm 19 the place ahead, pivot 20 is installed to base 1 top, and pivot 20 and rotor arm 19 swing joint, one side fixedly connected with reset spring 21 of rotor arm 19.

In the embodiment, the cover plate 4 and the wiring board 2 form a rotating structure through the connecting shaft 3, the connecting shaft 3 is symmetrically arranged with the central axis of the cover plate 4, the wiring board 2 of the device can be closed by rotating the cover plate 4 in the using process of the device, and the phenomenon that the connection port on the wiring board 2 falls ash to cause poor contact is prevented.

In this embodiment, the outside of locating lever 5 is the screw thread form setting with the inboard of holding ring 8, and locating

lever

5 and 8 threaded connection of holding ring, will appoint article to place 1 top of base in the device's use, rotate holding ring 8, compress down clamp plate 6, fix the article of placing on base 1, prevent this article removal when measuring, influence the accuracy nature of final measurement numerical value.

In this embodiment, the size of rubber pad 7 is the same with the size of clamp plate 6, and rubber pad 7 and clamp plate 6 adhesive bonding are connected, through being provided with rubber pad 7 in the use of the device, prevent that clamp plate 6 from causing the mar to influence the use to this article when fixed appointed article.

In this embodiment, fixed clamping piece 10 is fixed through

dead lever

12 and 1 threaded connection of base, and fixed clamping piece 10 is "L" style of calligraphy structure setting, and through the setting of fixed clamping piece 10 in the device's use, makes the base 1 and the 9 threaded connection of support frame of the device, makes things convenient for the staff to dismantle the device in the transportation and puts, reduces the required storage space of the device.

In this embodiment, the upper end of the rotating arm 19 is fixedly connected with the grip 22, and the outer side of the grip 22 is sleeved with the anti-slip sleeve 23, so that the anti-slip sleeve 23 is arranged during the use of the device, thereby preventing the worker from slipping the hand when holding the grip 22 and pressing down.

In this embodiment, the lifting seat 15 and the supporting frame 9 form a sliding structure through the first sliding block 14, and the first sliding block 14 is arranged in a "T" shape, so that the moving track of the lifting seat 15 of the device is fixed through the sliding connection between the lifting seat 15 and the supporting frame 9 in the use process of the device, and the device is more stable during moving.

In this embodiment, one end of the return spring 21 is fixedly connected with the support frame 9, and the other end of the return spring 21 is fixedly connected with the rotating arm 19, so that the lifting seat 15 of the device can automatically reset after the device is used by a worker through the return spring 21, the manual reset of the worker is not needed, and the labor intensity of the worker is effectively reduced.

The working principle is that the device is moved to a designated position at first, an external power supply is connected, designated objects are placed above a base 1, a positioning ring 8 is rotated, a pressing plate 6 is compressed downwards to fix the objects placed on the base 1, then a rotating arm 19 is pulled downwards to drive a lifting seat 15 to descend to a proper height to be measured by a magnetic grid ruler 24, finally a wiring board 2 of the device can be closed by rotating a cover plate 4 after the device is used, so that the device can prevent a wiring port on the wiring board 2 from falling ash when the external power supply is not connected, poor contact is caused, the model of the magnetic grid ruler 24 is MR-50, the external power supply is cut off when the device is not used, and the use process of the absolute value magnetic grid displacement measurement auxiliary device is completed.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides an absolute value magnetic grid displacement measurement auxiliary device which characterized in that: the magnetic grid ruler comprises a base (1) and a magnetic grid ruler (24), wherein a wiring board (2) is fixedly connected to the front of the base (1), a connecting shaft (3) is fixedly connected to one side of the wiring board (2), a cover plate (4) is fixedly connected to one side of the connecting shaft (3), a positioning rod (5) is fixedly connected to the upper portion of the base (1), a pressing plate (6) is sleeved on the outer side of the positioning rod (5), a rubber pad (7) is fixedly connected to the lower portion of the pressing plate (6), and a positioning ring (8) is sleeved on the upper portion of the outer side of the positioning rod (5);

the upper portion of the base (1) is movably connected with a support frame (9), one side of the support frame (9) is provided with a fixed clamping piece (10), one side surface of the fixed clamping piece (10) is provided with a fixed hole (11), a fixed rod (12) penetrates through the inside of the fixed hole (11), the other side surface of the support frame (9) is provided with a first sliding chute (13), a first sliding block (14) is arranged inside the first sliding chute (13), one end of the first sliding block (14) is fixedly connected with a lifting seat (15), a second sliding chute (16) is arranged on the front surface of the lifting seat (15), a second sliding block (17) is arranged inside the second sliding chute (16), the front portion of the second sliding block (17) is fixedly connected with a rotating rod (18), the rotating rod (18) penetrates through and extends to the front portion of a rotating arm (19), and a rotating shaft (20) is installed above the base (1), and the rotating shaft (20) is movably connected with the rotating arm (19), and one side of the rotating arm (19) is fixedly connected with a return spring (21).

2. The absolute value magnetic grid displacement measurement auxiliary device according to claim 1, wherein: the cover plate (4) and the wiring board (2) form a rotating structure through the connecting shaft (3), and the connecting shaft (3) is symmetrically arranged with the central axis of the cover plate (4).

3. The absolute value magnetic grid displacement measurement auxiliary device according to claim 1, wherein: the outer side of the positioning rod (5) and the inner side of the positioning ring (8) are both in threaded arrangement, and the positioning rod (5) is in threaded connection with the positioning ring (8).

4. The absolute value magnetic grid displacement measurement auxiliary device according to claim 1, wherein: the size of the rubber pad (7) is the same as that of the pressing plate (6), and the rubber pad (7) is connected with the pressing plate (6) in an adhesion mode.

5. The absolute value magnetic grid displacement measurement auxiliary device according to claim 1, wherein: the fixed clamping piece (10) is fixedly connected with the base (1) through a fixed rod (12) in a threaded manner, and the fixed clamping piece (10) is arranged in an L-shaped structure.

6. The absolute value magnetic grid displacement measurement auxiliary device according to claim 1, wherein: the upper end of the rotating arm (19) is fixedly connected with a handle (22), and the outer side of the handle (22) is sleeved with an anti-skidding sleeve (23).

7. The absolute value magnetic grid displacement measurement auxiliary device according to claim 1, wherein: the lifting seat (15) and the support frame (9) form a sliding structure through a first sliding block (14), and the first sliding block (14) is arranged in a T-shaped structure.

8. The absolute value magnetic grid displacement measurement auxiliary device according to claim 1, wherein: one end of the return spring (21) is fixedly connected with the support frame (9), and the other end of the return spring (21) is fixedly connected with the rotating arm (19).