CN213986794U

CN213986794U - Fixing device for mobile magnetic instrument detection

Info

Publication number: CN213986794U
Application number: CN202022819998.1U
Authority: CN
Inventors: 吕妍; 章力; 陈洪侠; 杨新华; 李�浩
Original assignee: Heilongjiang Provincial Institute Of Measurement & Verification
Current assignee: Heilongjiang Provincial Institute Of Measurement & Verification
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-08-17
Anticipated expiration: 2030-11-30

Abstract

A fixing device for mobile magnetic instrument detection relates to the technical field of magnetic instrument equipment. The utility model discloses a solve current magnetism instrument testing process, position adjustment is wasted time and energy, problem that detection efficiency is low. The utility model discloses a base, instrument mount, rotation mechanism, horizontal migration mechanism, tilting mechanism and fastening device, the base level sets up, and one side of base up end is by supreme rotation mechanism, horizontal migration mechanism, tilting mechanism and the fastening device of being equipped with in proper order down, and the last rigid coupling of fastening device has magnetism generating device, and the opposite side of base up end is provided with an instrument mount perpendicularly, and the symmetry is equipped with two sets of wheels that roll on the lower terminal surface of base. The utility model is used for the magnetism instrument detects.

Description

Fixing device for mobile magnetic instrument detection

Technical Field

The utility model relates to a magnetism instrument equipment technical field, concretely relates to portable magnetism is fixing device for instrument testing.

Background

The magnetic parameters are detected at the later stage of the model machine of the magnetic instrument or before the product leaves the factory. The existing fixing device for detection has simple structure and single function, mostly only has the supporting and fixing functions, in order to adapt to detection instruments with different positions and different heights, a sample machine or a product to be detected needs to be moved to, lifted up and down to a specified position in a laboratory or among a plurality of laboratories, and also needs to be positioned, leveled and adjusted in height of the position of a magnetic instrument, a pitch angle, an azimuth angle and the like between the magnetic instrument and a magnetic generating device, so that the workload is greatly increased, and the detection efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve in the current magnetism instrument testing process, position adjustment wastes time and energy, and the problem that detection efficiency is low, and then provides a portable magnetism instrument fixing device for measuring.

The utility model discloses a solve the technical scheme that above-mentioned technical problem took and be:

a fixing device for detecting a movable magnetic instrument comprises a base, an instrument fixing frame, a swing mechanism, a horizontal moving mechanism, a tilting mechanism and a fastening mechanism, wherein the base is horizontally arranged, the swing mechanism, the horizontal moving mechanism, the tilting mechanism and the fastening mechanism are sequentially arranged on one side of the upper end face of the base from bottom to top, a magnetic generating device is fixedly connected onto the fastening mechanism, the instrument fixing frame is vertically arranged on the other side of the upper end face of the base, and two groups of rolling wheels are symmetrically arranged on the lower end face of the base.

Compared with the prior art, the utility model the beneficial effect who contains is:

the utility model discloses a fixing device is convenient for remove whole fixing device as required, satisfies the detection demand. This fixing device can effectively fix a position magnetism generating device, and the accessible is to magnetism generating device's position control simultaneously, realizes adjusting the relative height between magnetism instrument and the magnetism generating device, the distance between magnetism instrument and the magnetism generating device is adjusted, horizontal contained angle between magnetism instrument and the magnetism generating device is adjusted and the vertical inclination between magnetism instrument and the magnetism generating device is adjusted, and control accuracy is high, and easy operation is convenient, labour saving and time saving. The utility model provides a fastening device can prevent its position from taking place to change with magnetism generating device fixed clamp, satisfies the detection demand.

Drawings

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

fig. 2 is a front sectional view of the swing mechanism 3 of the present invention;

fig. 3 is a front view of the middle tilting mechanism of the present invention;

fig. 4 is a front view of the lifting mechanism 12 of the present invention;

fig. 5 is a front view of the fastening mechanism of the present invention;

fig. 6 is a front view of the middle standing plate 14 of the present invention;

fig. 7 is a front view of the middle pressing block 15 of the present invention;

fig. 8 is a top view of fig. 7.

Detailed Description

The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 8, and the fixing device for mobile magnetic instrument detection in the embodiment includes a base 1, an instrument fixing frame 2, a rotating mechanism 3, a horizontal moving mechanism, a tilting mechanism and a fastening mechanism, wherein the base 1 is horizontally arranged, the rotating mechanism 3, the horizontal moving mechanism, the tilting mechanism and the fastening mechanism are sequentially arranged on one side of the upper end surface of the base 1 from bottom to top, a magnetic generating device is fixedly connected to the fastening mechanism, the instrument fixing frame 2 is vertically arranged on the other side of the upper end surface of the base 1, and two sets of rolling wheels 4 are symmetrically arranged on the lower end surface of the base 1.

In the embodiment, the magnetic instrument to be detected is arranged on the instrument fixing frame 2 during detection, the magnetic generating device is arranged on the fastening mechanism, and the position of the magnetic generating device is adjusted so that the direction of a magnetic field emitted by the magnetic generating device is perpendicular to the magnetic instrument to be detected.

In the embodiment, the rolling wheel 4 at the front end of the base 1 is a universal wheel, and the rolling wheel 4 at the rear end of the base 1 is a directional wheel and is provided with a wheel locking mechanism. The rear end of the base 1 is provided with a push handle 17 to facilitate the movement of the fixing device.

In this embodiment, the rotation mechanism 3 is used to adjust the included angle between the magnetic generator and the meter holder 2 in the horizontal direction, the horizontal displacement mechanism is used to adjust the distance between the magnetic generator and the meter holder 2, and the tilting mechanism is used to adjust the included angle between the magnetic generator and the meter holder 2 in the vertical direction and adjust the vertical height of the magnetic generator. The fastening mechanism is used for realizing the positioning and locking of the magnetic generating device.

The second embodiment is as follows: the embodiment is described with reference to fig. 1 and 2, the rotation mechanism 3 of the embodiment includes a rotary table 3-2, an inner gear ring 3-3, a rotation gear 3-4, a rotation motor 3-5 and a rotation transmission shaft 3-6, the rotary table 3-2 is arranged in the middle of the upper end face of a base 1, an installation groove 3-2-1 is arranged in the middle of the lower end face of the rotary table 3-2, the inner gear ring 3-3 is fixedly connected in parallel in the installation groove 3-2-1, the rotation motor 3-5 is fixedly mounted on the base 1, a motor shaft of the rotation motor 3-5 is connected with the rotation transmission shaft 3-6, the rotation gear 3-4 is fixedly mounted on the rotation transmission shaft 3-6, and the rotation gear 3-4 is meshed with the inner gear ring 3-3. Other components and connection modes are the same as those of the first embodiment.

In the embodiment, the rotary motor 3-5 drives the rotary disc 3-2 to rotate through the meshing of the rotary gear 3-4 and the inner gear ring 3-3.

In the embodiment, the rotary motor 3-5 is connected with the controller, and the experimenter controls the controller to further control the rotary motor 3-5.

The third concrete implementation mode: the embodiment is described with reference to fig. 1 and fig. 2, in the embodiment, a positioning convex circle 3-7 is arranged on the outer circumferential side wall of the lower end of a rotary table 3-2, a circular groove 3-1 is arranged on the upper end surface of a base 1, the positioning convex circle 3-7 is arranged in the circular groove 3-1, a retaining ring 3-8 is arranged at the notch of the circular groove 3-1, the retaining ring 3-8 is arranged at the upper end of the positioning convex circle 3-7, and the outer side of the retaining ring 3-8 is fixedly connected with the upper end surface of the base 1 through a plurality of positioning bolts 3-9. Other components and connection modes are the same as those of the second embodiment.

The outer side wall of the mounting groove 3-2-1 is clamped on the inner circumferential side wall of the circular groove 3-1, so that the movement of the rotary table 3-2 in the horizontal direction is limited, the positioning convex circle 3-7 is clamped between the retainer ring 3-8 and the groove bottom of the circular groove 3-1, the movement of the rotary table 3-2 in the vertical direction is further limited, and the rotation precision of the rotary table 3-2 is guaranteed.

The fourth concrete implementation mode: the embodiment is described with reference to fig. 1 and 2, the lower end of the positioning convex circle 3-7 of the embodiment is provided with a plurality of groups of rollers 3-10 along the circumferential direction, the lower end of the outer circumferential side wall of the roller 3-10 is matched with the groove bottom of the circular groove 3-1, and a rotary bearing 3-11 is arranged between the inner side wall of the mounting groove 3-2-1 and the inner side wall of the circular groove 3-1. Other components and connection modes are the same as those of the third embodiment.

The design changes the sliding friction between the positioning convex circle 3-7 and the bottom of the circular groove 3-1 and between the inner side wall of the mounting groove 3-2-1 and the inner side wall of the circular groove 3-1 into rolling friction, so as to reduce the friction resistance and prolong the service life of the device.

The fifth concrete implementation mode: the embodiment is described with reference to fig. 1 and fig. 3, the horizontal moving mechanism of the embodiment includes a moving motor 5, a screw 6, a sliding rail 7, a sliding seat 8, two nuts 9, and two connecting seats 10, the screw 6 and the sliding rail 7 are parallelly arranged on the upper end surface of the rotating mechanism 3, one end of the screw 6 is connected with the moving motor 5, the sliding seat 8 is sleeved on the sliding rail 7, two connecting seats 10 are respectively and vertically fixedly connected to two ends of one side of the sliding seat 8, one nut 9 is respectively and fixedly connected to an outer end of each connecting seat 10, and the nut 9 is rotatably mounted on the screw 6. Other components and connection modes are the same as those of the first embodiment, the second embodiment, the third embodiment or the fourth embodiment.

In this embodiment, the moving motor 5 is connected to the controller, and the experimenter controls the moving motor 5 by controlling the controller.

The sixth specific implementation mode: the present embodiment is described with reference to fig. 1 and fig. 3 to 4, the tilting mechanism of the present embodiment includes a positioning table 11 and three displacement lifting mechanisms 12, the upper portion of the outer end of each connecting seat 10 and the upper portion of the inner end of one of the connecting seats 10 are respectively vertically provided with one displacement lifting mechanism 12, the positioning table 11 is disposed at the upper end of the three displacement lifting mechanisms 12, and the lower end surface of the positioning table 11 is connected to each displacement lifting mechanism 12 through one ball joint 13. The other components and the connection mode are the same as the fifth embodiment mode.

The seventh embodiment: the embodiment is described with reference to fig. 1 and fig. 3 to 4, in the embodiment, the displacement lifting mechanism 12 includes a lifting rod 12-1, a rack 12-2, an adjusting shaft, a lifting gear, an adjusting head 12-3, and a base 12-4, the base 12-4 is vertically disposed, the lifting rod 12-1 is vertically inserted on the upper end surface of the base 12-4, the rack 12-2 is fixedly connected to the sidewall of the lifting rod 12-1 along the height direction, the adjusting shaft is vertically inserted on the sidewall of the base 12-4, one end of the adjusting shaft is fixedly connected to the lifting gear, the lifting gear is disposed in the base 12-4, the lifting gear is engaged with the rack 12-2, the other end of the adjusting shaft is fixedly connected to the adjusting head 12-3, and the adjusting head 12-3 is disposed on the outer side of the base 12-4. Other components and connection modes are the same as those of the sixth embodiment.

In the embodiment, the adjusting head 12-3 is rotated to drive the adjusting shaft to rotate, so that the lifting gear is rotated, the lifting gear is meshed with the rack 12-2 to drive the rack 12-2 and the lifting rod 12-1 to lift in the vertical direction, and the lifting rod 12-1 is inserted on the upper end surface of the base 12-4 to play a role in guiding the lifting of the lifting rod 12-1.

The lifting rod 12-1 is provided with a precision graduated scale, the measurement precision can reach 0.01mm, and the measurement precision can be estimated to be 0.001 mm. The lifting height can be read out according to the graduated scale, and the height value is a fulcrum height value.

The specific implementation mode is eight: the embodiment is described with reference to fig. 1 and fig. 3 to 4, the displacement lifting mechanism 12 of the embodiment further includes a locking screw 12-5, the locking screw 12-5 is screwed on the base 12-4, and the end of the locking screw 12-5 abuts against the end surface of the lifting gear. The other components and the connection mode are the same as those of the seventh embodiment.

When the lifting rod 12-1 is adjusted to be at a proper height, the locking screw 12-5 is screwed, so that the tail end of the locking screw 12-5 is matched and pressed against the end face of the lifting gear, the locking and the positioning of the lifting gear are realized, and the position of the lifting rod 12-1 is fixed.

The specific implementation method nine: the embodiment is described with reference to fig. 1 and fig. 5 to 8, the fastening mechanism of the embodiment includes a plurality of vertical plates 14 and a plurality of pressing blocks 15, the plurality of vertical plates 14 are vertically and fixedly connected to the upper end surface of the positioning table 11 along the length direction, the plurality of vertical plates 14 are arranged in parallel, one pressing block 15 is arranged between every two adjacent vertical plates 14, an arc groove 14-1 is arranged on the vertical end surface of each vertical plate 14, a U-shaped groove 15-1 is arranged on the vertical end surface of each pressing block 15, a notch of each U-shaped groove 15-1 is arranged downward, and each pressing block 15 is fixedly connected to the positioning table 11 through two fastening bolts 16. Other components and connection modes are the same as those of the sixth embodiment.

In this embodiment, when the magnetic generator is installed, the magnetic generator is first placed in the arc groove 14-1 of the vertical plate 14, and then the pressing block 15 is pressed, so that the bottom of the U-shaped groove 15-1 of the pressing block 15 presses the upper surface of the magnetic generator, and is locked and positioned by the fastening bolt 16, thereby effectively fixing the magnetic generator. The number of the vertical plates 14 and the pressing blocks 15 can be determined according to the length size of the required magnetic generating device.

The detailed implementation mode is ten: the embodiment is described with reference to fig. 1 and fig. 5 to 8, in the embodiment, two sides of the U-shaped groove 15-1 on the pressing block 15 are respectively provided with a kidney-shaped through hole 15-2, and the end of each fastening bolt 16 passes through one kidney-shaped through hole 15-2 and is screwed on the positioning table 11. The other components and the connection mode are the same as those of the ninth embodiment.

In order to ensure that the parts are positioned firmly and accurately, the height of the U-shaped groove 15-1 is slightly smaller than the height of the highest position of the magnetic generating device after the magnetic generating device is arranged on the vertical plate 14, and the purpose is that the U-shaped groove 15-1 can tightly press and compact the magnetic generating device.

Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.

Claims

1. The utility model provides a portable magnetism is fixing device for instrument testing which characterized in that: the utility model provides a portable fixing device for magnetism instrument testing includes base (1), instrument mount (2), rotation mechanism (3), horizontal migration mechanism, tilting mechanism and fastening device, base (1) level sets up, one side of base (1) up end is by supreme rotation mechanism (3) of being equipped with in proper order down, horizontal migration mechanism, tilting mechanism and fastening device, the last rigid coupling of fastening device has magnetism generating device, the opposite side of base (1) up end is provided with one instrument mount (2) perpendicularly, the symmetry is equipped with two sets of rollers (4) on the lower terminal surface of base (1).

2. The mobile magnetic instrument inspection fixture of claim 1, wherein: the slewing mechanism (3) comprises a turntable (3-2), an inner gear ring (3-3), a slewing gear (3-4), a slewing motor (3-5) and a slewing transmission shaft (3-6), the middle of the upper end face of the base (1) is provided with a turntable (3-2), the middle of the lower end face of the turntable (3-2) is provided with a mounting groove (3-2-1), an inner gear ring (3-3) is fixedly connected in parallel in the mounting groove (3-2-1), a rotary motor (3-5) is fixedly arranged on the base (1), a motor shaft of the rotary motor (3-5) is connected with a rotary transmission shaft (3-6), a rotary gear (3-4) is fixedly arranged on the rotary transmission shaft (3-6), and the rotary gear (3-4) is meshed with the inner gear ring (3-3).

3. The mobile magnetic instrument inspection fixture of claim 2, wherein: the outer circumferential side wall of the lower end of the rotary table (3-2) is provided with a positioning convex circle (3-7), the upper end face of the base (1) is provided with a circular groove (3-1), the positioning convex circle (3-7) is arranged in the circular groove (3-1), a notch of the circular groove (3-1) is provided with a check ring (3-8), the check ring (3-8) is arranged at the upper end of the positioning convex circle (3-7), and the outer side of the check ring (3-8) is fixedly connected with the upper end face of the base (1) through a plurality of positioning bolts (3-9).

4. The mobile magnetic instrument inspection fixture of claim 3, wherein: the lower end of the positioning convex circle (3-7) is provided with a plurality of groups of rollers (3-10) along the circumferential direction, the lower end of the outer circumferential side wall of each roller (3-10) is matched with the bottom of the circular groove (3-1), and a rotary bearing (3-11) is arranged between the inner side wall of the mounting groove (3-2-1) and the inner side wall of the circular groove (3-1).

5. The mobile magnetic instrument inspection fixture according to claim 1, 2, 3 or 4, wherein: horizontal migration mechanism includes moving motor (5), screw rod (6), slide rail (7), sliding seat (8), two nuts (9) and two connecting seats (10), screw rod (6) and slide rail (7) parallel set up side by side on the up end of rotation mechanism (3), the one end and the moving motor (5) of screw rod (6) are connected, sliding seat (8) suit is on slide rail (7), the both ends of sliding seat (8) one side respectively perpendicular rigid coupling have one connecting seat (10), the outside end of every connecting seat (10) respectively the rigid coupling have one nut (9), nut (9) are adorned soon on screw rod (6).

6. The mobile magnetic instrument inspection fixture of claim 5, wherein: the tilting mechanism comprises a positioning table (11) and three displacement lifting mechanisms (12), the upper part of the outer side end of each connecting seat (10) and the upper part of the inner side end of one connecting seat (10) are respectively and vertically provided with one displacement lifting mechanism (12), the positioning table (11) is arranged at the upper ends of the three displacement lifting mechanisms (12), and the lower end face of the positioning table (11) is connected with each displacement lifting mechanism (12) through a spherical universal joint (13).

7. The mobile magnetic instrument inspection fixture of claim 6, wherein: the displacement lifting mechanism (12) comprises a lifting rod (12-1), a rack (12-2) and an adjusting shaft, the lifting mechanism comprises a lifting gear, an adjusting head (12-3) and a base (12-4), wherein the base (12-4) is vertically arranged, the lifting rod (12-1) is vertically inserted on the upper end face of the base (12-4), a rack (12-2) is fixedly connected to the side wall of the lifting rod (12-1) along the height direction, an adjusting shaft is vertically inserted on the side wall of the base (12-4), one end of the adjusting shaft is fixedly connected with the lifting gear, the lifting gear is arranged in the base (12-4) and meshed with the rack (12-2), the other end of the adjusting shaft is fixedly connected with the adjusting head (12-3), and the adjusting head (12-3) is arranged on the outer side of the base (12-4).

8. The mobile magnetic instrument inspection fixture of claim 7, wherein: the displacement lifting mechanism (12) further comprises a locking screw (12-5), the locking screw (12-5) is screwed on the base (12-4), and the tail end of the locking screw (12-5) abuts against the end face of the lifting gear.

9. The mobile magnetic instrument inspection fixture of claim 6, wherein: the fastening mechanism comprises a plurality of vertical plates (14) and a plurality of pressing blocks (15), the vertical plates (14) are fixedly connected to the upper end face of the positioning table (11) in the length direction, the vertical plates (14) are arranged in parallel, one pressing block (15) is arranged between every two adjacent vertical plates (14), arc grooves (14-1) are formed in the vertical end faces of the vertical plates (14), U-shaped grooves (15-1) are formed in the vertical end faces of the pressing blocks (15), notches of the U-shaped grooves (15-1) are arranged downwards, and the pressing blocks (15) are fixedly connected with the positioning table (11) through two fastening bolts (16).

10. The mobile magnetic instrument inspection fixture of claim 9, wherein: two sides of a U-shaped groove (15-1) on the pressing block (15) are respectively provided with a waist-shaped through hole (15-2), and the tail end of each fastening bolt (16) penetrates through one waist-shaped through hole (15-2) and is screwed on the positioning table (11).