CN114227571A - Universal tool for stabilizing disc spring - Google Patents
Universal tool for stabilizing disc spring Download PDFInfo
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- CN114227571A CN114227571A CN202111593330.2A CN202111593330A CN114227571A CN 114227571 A CN114227571 A CN 114227571A CN 202111593330 A CN202111593330 A CN 202111593330A CN 114227571 A CN114227571 A CN 114227571A
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- guide
- disc springs
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- height
- disc
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Abstract
The application provides a general frock of belleville spring stabilization treatment belongs to metal heat treatment technical field, and this general frock includes: the device comprises a base, a guide mandrel, a spacing ring and a pressing ring, wherein the base, the guide mandrel, the spacing ring and the pressing ring are coaxially arranged from bottom to top; the guide spindle is used for loading disc springs, a plurality of disc springs are loaded on the guide spindle in a back-to-back series connection mode, and the guide diameter of the guide spindle is matched with the diameter of an inner hole of each disc spring; the diameter of the inner hole of the spacing ring is larger than the guide diameter of the guide mandrel. By adopting the universal tool for stabilizing the disc spring, disc springs with adjacent sizes can share the tool; the number of stabilization treatments of the disc spring can be adjusted by the number of the spacing rings; meanwhile, the disc spring with larger size difference can be stabilized only by replacing the guide mandrel and the spacing ring, and the tool is good in universality and used for stabilizing the disc spring.
Description
Technical Field
The application belongs to the technical field of metal heat treatment, especially, relate to a general frock of belleville spring stabilization treatment.
Background
The disc spring is usually used for strong buffering and vibration reduction under the condition of high load, has high rigidity, can bear larger load by smaller elastic deformation, and is a special spring. Limited by service tools, a small part of disc springs need stable self elastic values and can be accurately regulated and controlled, and after the part of disc springs are quenched and tempered, stabilization (forced compression) treatment is needed according to the GB/T1972-2005 requirement, and structural pseudo-elastic behaviors of the disc springs, which are generated due to end face warping, are corrected, so that the elastic compression stroke is inconsistent under the same load.
In the related art, disc springs are usually compressed continuously for more than 5 times in the stabilization treatment of the disc springs, but the stabilization treatment lacks necessary universal tools, and cannot effectively deal with the actual production of small-batch and various disc springs.
Disclosure of Invention
In order to solve the problems that the stabilization treatment of the disc springs in the related technology lacks necessary universal tools and cannot effectively deal with the actual production of small-batch and various disc springs, the invention provides a universal tool for stabilization treatment of the disc springs, which adopts the following technical scheme:
a universal tool for stabilization treatment of disc springs comprises: the base, the guide mandrel, the spacing ring and the pressing ring are coaxially arranged from bottom to top,
one end of the guide mandrel is connected with the base in an embedded mode;
the guide spindle is used for loading disc springs, a plurality of disc springs are loaded on the guide spindle in a back-to-back series connection mode, and the guide diameter of the guide spindle is matched with the diameter of an inner hole of each disc spring;
the diameter of the inner hole of the spacing ring is larger than the guide diameter of the guide mandrel.
Optionally, the base is provided with a central hole, the bottom end of the guiding spindle being embedded in the central hole of the base.
Optionally, the radial clearance between the guide diameter of the guide mandrel and the diameter of the inner hole of the disc spring ranges from 2mm to 7 mm.
Optionally, the height H of the guiding spindle is less than or equal to 150 mm.
Optionally, the total height of all the belleville springs does not exceed the height of the guiding spindle (H-10) mm, H being the height of the guiding spindle.
Optionally, the diameter of the inner hole of the spacing ring is 2mm to 7mm larger than the guide diameter of the guide mandrel, the outer diameter dimension is 70mm, and the height h1 is 5mm to 10 mm.
Optionally, the outer diameter of the pressing ring is 65 mm-70 mm, the inner diameter D1 is 45mm, and the height h2 is 30 mm-70 mm.
Alternatively, the number of spacer rings used is determined according to the number of belleville springs actually subjected to the stabilization process.
Optionally, the formula for determining the number of spacer ring uses is:
wherein H is the height of the guide mandrel, n is the number of disc springs loaded on the guide mandrel, H1 is the height of the spacing ring, m is the number of spacing rings added to ensure the flattening of all disc springs, delta is the effective plate thickness of the disc springs, H is the height of the disc springs in a free state, and H2 is the height of the compression ring.
The invention has the beneficial effects that:
general frock of belleville spring stabilization treatment includes: the universal fixture is used for stabilizing the disc spring, and disc springs with adjacent sizes can share the fixture; the number of stabilization treatments of the disc spring can be adjusted by the number of the spacing rings; meanwhile, the disc spring with larger size difference can be stabilized only by replacing the guide mandrel and the spacing ring, and the tool is good in universality.
Drawings
Fig. 1 is a schematic structural diagram of a general tool for stabilizing a disc spring according to an embodiment of the present disclosure;
FIG. 2 is a schematic view of the effective plate thickness and the free-state height of the Belleville spring shown in FIG. 1;
FIG. 3 is a schematic diagram of a disc spring of a certain specification.
Detailed Description
The present application will now be described in further detail with reference to specific embodiments and the accompanying drawings.
The invention provides a universal fixture for stabilizing treatment of disc springs, aiming at the disc springs with the outer diameter size of less than or equal to 70mm after being flattened, which is used for dealing with the condition that a large amount of special fixtures for stabilizing treatment are needed in the production of small-batch and various disc springs.
The invention adopts a combined tool which is provided with a special spacing ring and a special pressure ring, and the stabilization treatment of a plurality of disc springs is regulated and controlled through the number of the spacing rings.
Please refer to fig. 1, which is a schematic structural diagram of a general tool for stabilizing a disc spring according to the present invention, wherein the tool is a combined tool, and the tool includes: base 1, guide mandrel 2, spacer ring 3 and clamping ring 4. The base 1, the guide mandrel 2, the spacing ring 3 and the compression ring 4 are coaxially arranged from bottom to top.
One end of the guiding mandrel 2 is connected with the base 1 in an embedded mode. For example, the base 1 may be provided with a central hole, and the bottom end of the guiding mandrel 2 is inserted into the central hole of the base 1.
The guiding mandrel 2 is used for loading the disc spring, and when the inner diameter of the disc spring changes in size, the guiding mandrel in the corresponding size range can be replaced.
The guide diameter of the guide mandrel 2 is matched with the diameter of the inner hole of the disc spring, the radial clearance range is 2 mm-7 mm, and the height H of the guide mandrel 2 is less than or equal to 150 mm. A plurality of disc springs are loaded on the guiding spindle 2 in back-to-back series, and after the plurality of disc springs are placed on the guiding spindle 2, the total height of all the disc springs does not exceed the height (H-10) mm of the guiding spindle 2. For example, if the height of the guide spindle 2 is 150mm, the total height of all the disc springs loaded on the guide spindle 2 is less than or equal to 140 mm. The height of the disc spring is the height of the disc spring in a free state.
The diameter D of the inner hole of the spacing ring 3 is 2 mm-7 mm larger than the guiding diameter D of the guiding mandrel 2, the outer diameter dimension is 70mm, and the height h1 is 5 mm-10 mm. When the size of the inner diameter of the disc spring is changed, the spacer ring 3 with the corresponding size range can be replaced.
The outer diameter of the pressure ring 4 is 65 mm-70 mm, the inner diameter D1 is 45mm, and the height h2 is 30 mm-70 mm.
In this embodiment, the number n of disc springs that can be stabilized may be determined according to the height H of the disc spring in the free state and the height H of the guide spindle, and the calculation formula is: n is less than or equal to (H-10)/H.
In this embodiment, the number of spacer rings used may be determined according to the number of belleville springs actually subjected to the stabilization process. After the number n of stabilized disc springs is determined, the number m of spacer rings used can be determined according to the following formula:
wherein H is the height of the guide mandrel, n is the number of disc springs loaded on the guide mandrel, H1 is the height of the spacing ring, m is the number of spacing rings added to ensure the flattening of all disc springs, delta is the effective plate thickness of the disc springs, H is the height of the disc springs in a free state, and H2 is the height of the compression ring. Fig. 2 is a schematic diagram showing the effective plate thickness δ and the height h in a free state of the disc spring.
And when the value of m is not an integer, rounding to get the integer, and determining the size of m. And the number of disc springs loaded on the guide spindle is adjusted accordingly.
Referring to fig. 1, the use method of the universal tool for stabilizing the disc spring provided by the invention comprises the following steps:
1. connecting one end of a guide mandrel 2 with a base 1 in an embedded mode;
2. determining the total number of stabilized disc springs and determining the number of spacer rings used;
3. loading a disc spring on the guide mandrel 2;
4. placing the spacer ring 3 on the guiding mandrel 2;
5. placing a compression ring 4 on the spacer ring 3; ensuring that the base 1, the guide mandrel 2, the spacing ring 3 and the compression ring 4 are coaxially arranged from bottom to top;
6. and (3) placing the disc spring and the tool assembly after the assembly on a tensile testing machine, wherein a press machine head 5 of the tensile testing machine is positioned at the upper end of the compression ring 4, and stabilizing treatment is carried out through the press machine head 5 of the tensile testing machine.
For example, FIG. 3 is a schematic view of a disc spring of a certain specification having an inner diameter of 19mm, an effective plate thickness δ of 1.6mm, and a height h of 2.5mm in a free state. The universal fixture for stabilizing the disc spring, provided by the invention, has the advantages that the thickness of the base is 15mm, the center of the base is provided with a hole for being connected with the guide mandrel in an embedded mode, the diameter of the guide mandrel is 17mm, and the height H is 150 mm. The inner hole diameter of the equipped spacing ring is 25mm, and the height h1 is 10 mm. The height h2 of the pressure ring is 50 mm.
The number n ≦ (150-10) ÷ 2.5 ≦ 56 belleville springs loaded on the guide spindle at a time is calculated according to the formula n ≦ (H-10)/H, where n is equal to 50.
According to the formula
Calculating to obtain the use number m of the spacing rings, wherein the use number m satisfies the following conditions:
obtaining: 2.5 > m.gtoreq.2, and therefore, the number m of spacer rings to be used can be determined to be 2.
When the number of the processed disc springs changes, the number of the spacer rings is adjusted through formula calculation.
This set of general frock of stabilization treatment can realize that internal diameter (19 ~ 24) mm belleville spring stabilization handles.
And (3) placing the disc spring and the tool assembly after the assembly on a tensile testing machine, wherein a press machine head 5 of the tensile testing machine is positioned at the upper end of the compression ring 4, and stabilizing treatment is carried out through the press machine head 5 of the tensile testing machine.
The universal fixture for stabilizing the disc spring can be used for stabilizing the disc spring in a series of sizes with the inner hole diameter (19-24) mm and the flattening diameter less than or equal to 50 mm.
The invention provides a universal fixture for stabilizing disc springs, which is characterized in that disc springs with adjacent sizes can share the fixture through combination and clamping; the number of stabilization treatments of the disc spring can be adjusted by the number of the spacing rings; meanwhile, the disc spring with larger size difference can be stabilized only by replacing the guide mandrel and the spacing ring, and the tool is good in universality.
The foregoing merely represents embodiments of the present application, which are described in greater detail and detail, and therefore should not be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application.
Claims (9)
1. The utility model provides a general frock of belleville spring stabilization treatment which characterized in that includes: the base, the guide mandrel, the spacing ring and the pressing ring are coaxially arranged from bottom to top,
one end of the guide mandrel is connected with the base in an embedded mode;
the guide spindle is used for loading disc springs, a plurality of disc springs are loaded on the guide spindle in a back-to-back series connection mode, and the guide diameter of the guide spindle is matched with the diameter of an inner hole of each disc spring;
the diameter of the inner hole of the spacing ring is larger than the guide diameter of the guide mandrel.
2. The universal tool for stabilization of disc springs according to claim 1, wherein the base is provided with a central hole, and the bottom end of the guide spindle is embedded in the central hole of the base.
3. The universal tool for stabilization treatment of disc springs according to claim 1, wherein the radial clearance range between the guide diameter of the guide mandrel and the inner hole diameter of the disc spring is 2mm to 7 mm.
4. The universal tool for stabilization treatment of disc springs according to claim 1, wherein the height H of the guide spindle is less than or equal to 150 mm.
5. The universal tool for stabilization processing of disc springs according to claim 1, wherein the total height of all disc springs does not exceed the height (H-10) mm of the guiding spindle, H being the height of the guiding spindle.
6. The universal tool for stabilizing disc springs according to claim 1, wherein the diameter of the inner hole of the spacing ring is 2-7 mm larger than the guide diameter of the guide mandrel, the outer diameter is 70mm, and the height h1 is 5-10 mm.
7. The universal tool for stabilization of disc springs according to claim 1, wherein the compression ring has an outer diameter of 65mm to 70mm, an inner diameter D1 of 45mm, and a height h2 of 30mm to 70 mm.
8. The universal tool for stabilization of disc springs according to claim 1, wherein the number of spacer rings used is determined according to the number of disc springs actually stabilized.
9. The universal disc spring stabilization tooling of claim 8, wherein the formula for determining the number of spacer rings used is:
wherein H is the height of the guide mandrel, n is the number of disc springs loaded on the guide mandrel, H1 is the height of the spacing ring, m is the number of spacing rings added to ensure the flattening of all disc springs, delta is the effective plate thickness of the disc springs, H is the height of the disc springs in a free state, and H2 is the height of the compression ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111593330.2A CN114227571B (en) | 2021-12-23 | 2021-12-23 | General frock of belleville spring stabilization treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111593330.2A CN114227571B (en) | 2021-12-23 | 2021-12-23 | General frock of belleville spring stabilization treatment |
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| Publication Number | Publication Date |
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| CN114227571A true CN114227571A (en) | 2022-03-25 |
| CN114227571B CN114227571B (en) | 2023-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111593330.2A Active CN114227571B (en) | 2021-12-23 | 2021-12-23 | General frock of belleville spring stabilization treatment |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0795309A1 (en) * | 1996-03-14 | 1997-09-17 | Schmidt & Lenhardt GmbH & Co. oHG | Backrest for bath tub lift |
| CN103573377A (en) * | 2013-11-01 | 2014-02-12 | 王桂岳 | Linkage device for automatically controlling oil inlet flow and oil return flow of silicone oil clutch |
| CN207309499U (en) * | 2017-09-22 | 2018-05-04 | 南京农业大学 | A kind of inner clamping type dish reed centering and clamping apparatus |
| CN111130041A (en) * | 2019-12-05 | 2020-05-08 | 同济大学 | Damping device for wire clamp spacer ring |
| CN214489812U (en) * | 2021-01-25 | 2021-10-26 | 上海宇耀数控科技有限公司 | Novel machine tool screw transmission unit |
-
2021
- 2021-12-23 CN CN202111593330.2A patent/CN114227571B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0795309A1 (en) * | 1996-03-14 | 1997-09-17 | Schmidt & Lenhardt GmbH & Co. oHG | Backrest for bath tub lift |
| CN103573377A (en) * | 2013-11-01 | 2014-02-12 | 王桂岳 | Linkage device for automatically controlling oil inlet flow and oil return flow of silicone oil clutch |
| CN207309499U (en) * | 2017-09-22 | 2018-05-04 | 南京农业大学 | A kind of inner clamping type dish reed centering and clamping apparatus |
| CN111130041A (en) * | 2019-12-05 | 2020-05-08 | 同济大学 | Damping device for wire clamp spacer ring |
| CN214489812U (en) * | 2021-01-25 | 2021-10-26 | 上海宇耀数控科技有限公司 | Novel machine tool screw transmission unit |
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| Publication number | Publication date |
|---|---|
| CN114227571B (en) | 2023-06-02 |
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