CN212123055U - Magnetic circuit system assembling tool - Google Patents
Magnetic circuit system assembling tool Download PDFInfo
- Publication number
- CN212123055U CN212123055U CN202020646676.9U CN202020646676U CN212123055U CN 212123055 U CN212123055 U CN 212123055U CN 202020646676 U CN202020646676 U CN 202020646676U CN 212123055 U CN212123055 U CN 212123055U
- Authority
- CN
- China
- Prior art keywords
- magnetic circuit
- circuit system
- movable plate
- plate
- conical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model provides a magnetic circuit system assembly tool, which comprises a bottom plate, a guide post arranged on the bottom plate, and a fixed plate and a movable plate which are arranged on the guide post; wherein, a screw rod is arranged on the fixed plate in a penetrating way, the screw rod is in threaded connection with the fixed plate, and the end part of the screw rod is movably connected with the movable plate; at least three uniformly distributed conical probes with adjustable positions are arranged on the movable plate; the magnetic circuit system to be assembled is fixed on the bottom plate; the screw rod is used for driving the movable plate to move towards the direction of the magnetic circuit system, and the magnetic gap of the magnetic circuit system is linearly adjusted through the conical probe. Utilize above-mentioned utility model can be fast accurate carry out linear assembly and adjustment to magnetic circuit.
Description
Technical Field
The utility model relates to an assembly auxiliary fixtures technical field, more specifically relates to a magnetic circuit assembly fixture.
Background
The existing sound production device is generally provided with a vibration system and a magnetic circuit system, wherein the magnetic circuit system comprises a basin frame or a U-shaped iron structure, a magnet, a washer and other parts which are arranged on the basin frame structure, and a magnetic gap is formed between the side wall of the U-shaped iron and the magnet and the washer. To ensure the assembly accuracy of the magnetic gap, a magnetic gauge is usually used to assist the positioning when the magnet and washer are installed.
When the traditional magnetic gauge is used for positioning components such as a magnet and a washer, the inner wall of the magnetic gauge is mainly in tight fit with the magnet and the washer, and the magnet and the washer are taken up by the magnetic gauge and are positioned and assembled with the basin stand. However, if the tolerance of the outer diameters of the magnet and the washer is large, the magnet and the washer are easy to fall off from the magnetic gauge and damage during assembly; on the contrary, the magnet, the washer and the magnetic gauge are tightly matched, which is not beneficial to the assembly and the separation of the magnet, the washer and the magnetic gauge.
In addition, the traditional magnetic gauge has a long processing period and poor universality, and the assembly in a probe form cannot be adjusted linearly, and the assembly precision cannot be guaranteed.
Therefore, there is a need for a magnetic gauge capable of linearly adjusting the size of the magnetic gap to achieve rapid and accurate sample assembly.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the utility model aims at providing a magnetic circuit assembly fixture to it is longer to solve present magnetic gauge processing cycle, and the commonality is relatively poor, and assembles the precision low, can not carry out linear adjustment scheduling problem to the magnetic gap.
The utility model provides a magnetic circuit system assembly fixture, which comprises a bottom plate, a guide pillar arranged on the bottom plate, and a fixed plate and a movable plate arranged on the guide pillar; wherein, a screw rod is arranged on the fixed plate in a penetrating way, the screw rod is in threaded connection with the fixed plate, and the end part of the screw rod is movably connected with the movable plate; at least three uniformly distributed conical probes with adjustable positions are arranged on the movable plate; the magnetic circuit system to be assembled is fixed on the bottom plate; the screw rod is used for driving the movable plate to move towards the direction of the magnetic circuit system, and the magnetic gap of the magnetic circuit system is linearly adjusted through the conical probe.
In addition, the preferable structure is that the device also comprises a positioning block fixed on the movable plate; wherein, an avoidance groove is arranged on the movable plate; the screw rod is movably connected with the positioning block through a screw, and the end part of the screw is contained in the avoiding groove.
In addition, the movable plate is preferably provided with sliding grooves distributed in the radial direction of the movable plate; the conical probes are limited in the corresponding sliding grooves to slide.
Preferably, the slide groove is provided with an indication scale.
Further, it is preferable that the diameter of the cross section of the tapered probe is in the range of 0.5mm to 3 mm.
In addition, the magnetic circuit system preferably comprises a U-shaped iron, a magnet and a washer which are accommodated in the U-shaped iron; the conical probe is inserted between the magnet, washer and the side wall of the U-shaped iron.
Further, it is preferable that the central axis of the U-iron coincides with the central axis of the screw.
In addition, the preferred structure is that a positioning structure is arranged on the bottom plate, and the magnetic circuit system is limited on the positioning structure.
Further, it is preferable that the tapered probes have the same length; and the conical probes are arranged on the movable plate at the same height.
In addition, the fixed plate, the movable plate and the bottom plate are preferably parallel to each other.
According to the technical scheme, the magnetic circuit system assembling tool adopts at least three conical probes to be inserted into the magnetic gap for size adjustment, and is applicable to scenes with wide magnetic gap variation; in addition, the position of the conical probe is adjustable, so that the size of the magnetic gap can be linearly adjusted, and the effect of improving the overall assembly precision of the magnetic circuit system is achieved.
Drawings
Other objects and results of the invention will be more apparent and readily appreciated by reference to the following description taken in conjunction with the accompanying drawings, and as the invention is more fully understood. In the drawings:
fig. 1 is a top view of a magnetic circuit system assembling tool according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along A-A of FIG. 1;
fig. 3 is a side view of a magnetic circuit system assembling tool according to an embodiment of the present invention.
Wherein the reference numerals include: the device comprises a guide post 1, a fixed plate 2, a movable plate 3, a sliding groove 31, a bottom plate 4, a fixing bolt 5, a fixed block 6, a screw 7, a conical probe 8, a positioning block 9, a screw 10, a magnetic circuit system 11, a magnetic gap 12 and a lightening hole 13.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
For describing the structure of the magnetic circuit assembly fixture of the present invention in detail, the following detailed description will be made on specific embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 to fig. 3 show schematic structures of a magnetic circuit system assembling tool according to an embodiment of the present invention from different angles, respectively.
As shown together with fig. 1 to fig. 3, the magnetic circuit system assembling tool according to the embodiment of the present invention includes a bottom plate 4, two guide pillars 1 disposed on the bottom plate 4, and a fixed plate 2 and a movable plate 3 disposed on the guide pillars 1 and parallel to each other; wherein, a screw rod 10 is arranged on the fixed plate 2 in a penetrating way, the screw rod 10 penetrates through the fixed plate 2 and is in threaded connection with the fixed plate 2, and the end part of the screw rod 10 is movably connected with the movable plate 3; at least three uniformly distributed conical probes 8 with adjustable positions are arranged on the movable plate 3; the magnetic circuit system 11 to be assembled is fixed on the bottom plate 4; the screw 10 is used for driving the movable plate 3 to move towards the magnetic circuit system 11, and linearly adjusting the magnetic gap 12 of the magnetic circuit system 11 through the conical probe 8, so as to assist the magnetic circuit system 11 to complete high-precision assembling operation.
The fixed plate 2, the movable plate 3 and the bottom plate 4 are parallel to each other, the guide pillar 1 and the bottom plate 4 are vertically fixed, the size of the movable plate 3 is not smaller than that of the magnetic circuit system 11, and the shape of the movable plate 3 can be flexibly set.
Specifically, a positioning block 9 is further fixed on the movable plate 3, and the positioning block 9 can be fixedly connected with the movable plate 3 through a fixing bolt 5; an avoiding groove is further formed in the movable plate 3 corresponding to the positioning block 9, the screw 10 penetrates through the positioning block 9 and is movably connected with the positioning block 9 through a screw 7, at the moment, the fixing block 6 can be arranged on the portion, penetrating through the positioning block 9, of the screw 9, and the end portion of the screw 7 and the fixing block 6 are contained in the avoiding groove. When the screw 10 rotates, the fixed plate 2 is stationary, the moving of the screw 10 drives the movable plate 3 to move up and down, and the end of the screw 10 rotates in situ in the positioning block 9, so as to movably connect the screw 10 and the movable plate 3.
In order to reduce the weight of the movable plate 3 and facilitate the screw 10 to move up and down, a plurality of lightening holes 13 may be formed in the movable plate 3, and the lightening holes 13 may be circular or may be in other shapes.
In addition, in order to realize the position adjustment of the taper probe 8 on the movable plate 3, a sliding groove 31 distributed along the radial direction of the movable plate 3 may be provided on the movable plate 3, a chuck corresponding to the sliding groove 31 is provided at the end of the taper probe 8, the chuck is clamped in the sliding groove 31 to slide, and then the magnetic gap 12 is linearly adjusted at the same time by the plurality of taper probes 8. As shown in fig. 1, three tapered probes 8 are provided on the movable plate 3, and the three tapered probes 8 are spaced 120 degrees apart from each other. Further, indication scales may be provided on the slide grooves 31 to better grasp and understand the positions of the tapered probes 8.
In one embodiment of the present invention, the end of the conical probe 8 is configured as a conical structure, and the size of the cross-section surface of the conical structure is gradually reduced from the direction of the chuck of the conical probe 8 to the lower side; in addition, because the height of each conical probe 8 is the same, the conical structure of the conical probe 8 can adjust the magnetic gap 12 in multiple size ranges, for example, the diameter range of the cross section of the conical probe 8 is 0.5mm to 3mm, and then each magnetic circuit system 11 with the magnetic gap 12 in the range can be positioned and assembled in an auxiliary mode.
Therefore, in the assembly tool for the magnetic circuit system 11 of the present invention, the lengths of the conical probes 8 are the same; the conical probes 8 are arranged on the movable plate 3 at the same height and can freely move along the radial direction of the movable plate 3, so that the circumferential sizes of the cones of the conical probes 8 inserted into the magnetic gap 12 are consistent, and the assembly precision of the magnetic circuit system 11 is ensured.
In another embodiment of the present invention, the magnetic circuit system 11 includes a U-shaped iron, and a magnet and a washer accommodated in the U-shaped iron, a magnetic gap 12 is formed between the magnet, the washer and the side wall of the U-shaped iron, and the cone-shaped probe 8 is inserted into the magnetic gap 12; in order to ensure the assembly accuracy, it is necessary to ensure that the central axis of the U-shaped iron coincides with the central axis of the screw 10 as much as possible, and for this purpose, a positioning mechanism may be provided on the bottom plate 4, and the U-shaped iron of the magnetic circuit system 11 is fixed to the positioning mechanism in a limited manner.
Can find out through above-mentioned embodiment, the utility model provides a magnetic circuit assembly fixture, fly leaf can be under the direction of guide pillar through the screw rod freedom height-adjusting, and the adaptable large-scale magnetic gap of size range of toper probe changes. In the use, place magnetic circuit on the bottom plate, aim at the magnetic gap with the toper probe to rotatory screw rod makes in the toper probe inserts the magnetic gap, can guarantee magnetic circuit's assembly precision, in addition, but because of the screw rod auto-lock on the fixed plate, can also guarantee magnetic circuit's assembly stability in the glue curing process.
The magnetic circuit system assembling tool according to the present invention is described above by way of example with reference to the accompanying drawings. However, it should be understood by those skilled in the art that various modifications can be made to the magnetic circuit system assembling tool provided by the present invention without departing from the scope of the present invention. Therefore, the scope of the present invention should be determined by the content of the appended claims.
Claims (10)
1. The magnetic circuit system assembling tool is characterized by comprising a bottom plate, a guide pillar arranged on the bottom plate, and a fixed plate and a movable plate which are arranged on the guide pillar; wherein the content of the first and second substances,
a screw rod penetrates through the fixed plate, the screw rod is in threaded connection with the fixed plate, and the end part of the screw rod is movably connected with the movable plate;
at least three uniformly distributed conical probes with adjustable positions are arranged on the movable plate;
a magnetic circuit system to be assembled is fixed on the bottom plate;
the screw is used for driving the movable plate to move towards the direction of the magnetic circuit system, and the magnetic gap of the magnetic circuit system is linearly adjusted through the conical probe.
2. The magnetic circuit system assembling tooling of claim 1, further comprising a positioning block fixed on the movable plate; wherein the content of the first and second substances,
an avoidance groove is formed in the movable plate;
the screw rod is movably connected with the positioning block through a screw, and the end part of the screw is accommodated in the avoiding groove.
3. The magnetic circuit system assembling tooling of claim 1,
the movable plate is provided with sliding grooves distributed along the radial direction of the movable plate;
the conical probes are limited to slide in the corresponding sliding grooves.
4. The magnetic circuit system assembling tooling of claim 3,
and indication scales are arranged on the sliding grooves.
5. The magnetic circuit system assembling tooling of claim 1,
the diameter of the cross section of the conical probe ranges from 0.5mm to 3 mm.
6. The magnetic circuit system assembling tooling of claim 1,
the magnetic circuit system comprises a U-shaped iron, a magnet and a washer, wherein the magnet and the washer are accommodated in the U-shaped iron;
the conical probe is inserted among the magnet, the washer and the side wall of the U iron.
7. The magnetic circuit system assembling tooling of claim 6,
the central axis of the U-shaped iron is coincident with the central axis of the screw.
8. The magnetic circuit system assembling tooling of claim 1,
and a positioning structure is arranged on the bottom plate, and the magnetic circuit system is limited on the positioning structure.
9. The magnetic circuit system assembling tooling of claim 1,
the lengths of the conical probes are the same; and the number of the first and second electrodes,
the conical probes are arranged on the movable plate at the same height.
10. The magnetic circuit system assembling tooling of claim 1,
the fixed plate, the movable plate and the bottom plate are parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020646676.9U CN212123055U (en) | 2020-04-24 | 2020-04-24 | Magnetic circuit system assembling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020646676.9U CN212123055U (en) | 2020-04-24 | 2020-04-24 | Magnetic circuit system assembling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212123055U true CN212123055U (en) | 2020-12-11 |
Family
ID=73690856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020646676.9U Active CN212123055U (en) | 2020-04-24 | 2020-04-24 | Magnetic circuit system assembling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212123055U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113225663A (en) * | 2021-04-30 | 2021-08-06 | 江西联创宏声电子股份有限公司 | Multipurpose magnetic circuit tool with replaceable positioning core |
-
2020
- 2020-04-24 CN CN202020646676.9U patent/CN212123055U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113225663A (en) * | 2021-04-30 | 2021-08-06 | 江西联创宏声电子股份有限公司 | Multipurpose magnetic circuit tool with replaceable positioning core |
| CN113225663B (en) * | 2021-04-30 | 2022-09-09 | 江西联创宏声电子股份有限公司 | Multipurpose magnetic circuit tool with replaceable positioning core |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203928932U (en) | With the Multifunctional absolute digimatic caliper of test probe replaceable support | |
| CN104374284A (en) | Bearing radial internal clearance measuring instrument | |
| CN212123055U (en) | Magnetic circuit system assembling tool | |
| CN103322890A (en) | Concentricity gauge | |
| CN204330297U (en) | A kind of test fixture | |
| CN109115083B (en) | Claw type deep hole inner diameter measuring device and measuring method | |
| CN211317987U (en) | Clamp for testing small sample small plunger | |
| CN202169496U (en) | Fixture for clamping irregular long round parts | |
| CN112798405A (en) | Clamp for testing small sample small plunger | |
| CN209273001U (en) | A kind of Machine Design fixture for processing | |
| CN103673815A (en) | Detection tool device with positioning function and precise hole position measuring function | |
| CN201979321U (en) | Motor casing big hole clamp special for precision boring railway train | |
| CN109297382A (en) | A kind of threaded blind hole position detection jig | |
| CN211740927U (en) | Clamp for three-point bending test of small sample | |
| CN111421355B (en) | Annular thin plate machining tool and fixing method | |
| CN110125865B (en) | Device with range finding, fixed force and install and remove accurate taper sleeve | |
| CN212378668U (en) | Tool for rapidly detecting distance from certain part of taper section of shaft part to end face | |
| CN203642828U (en) | Testing fixture device for positioning and accurate measurement of hole position | |
| CN210307538U (en) | Press mounting clamp for producing instrument panel case fixing clamp | |
| CN203298711U (en) | Coaxiality testing fixture | |
| CN208350041U (en) | A kind of linear industrial robot mechanism for realizing the detection of inclined hole slot | |
| CN207548588U (en) | Elastic steel ball tensioning locating device | |
| CN208117300U (en) | It is a kind of for processing the frock clamp of ring spinner deadlight plane and hole | |
| CN201449361U (en) | Measuring table of reading microscope | |
| CN219015159U (en) | Gauge for rapidly checking inner and outer dimensions of guide rail |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210714 Address after: 261031 Weian Road, Ligu community, Qingchi street, high tech Zone, Weifang City, Shandong Province Patentee after: Weifang geldanna Electronic Technology Co.,Ltd. Address before: 261031 No. 268 Dongfang Road, hi tech Industrial Development Zone, Shandong, Weifang Patentee before: GOERTEK Inc. |