CN202814663U - Air tightness detection device for axle hub reductor housing - Google Patents
Air tightness detection device for axle hub reductor housing Download PDFInfo
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- CN202814663U CN202814663U CN 201220510625 CN201220510625U CN202814663U CN 202814663 U CN202814663 U CN 202814663U CN 201220510625 CN201220510625 CN 201220510625 CN 201220510625 U CN201220510625 U CN 201220510625U CN 202814663 U CN202814663 U CN 202814663U
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- tightness detection
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- detection device
- bracket assembly
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Abstract
The utility model discloses an air tightness detection device for an axle hub reductor housing, comprising a supporting device, a plugging device, an air-filling device and a n-shaped support assembly, wherein the straight legs of the support assembly are fixed on the edge of the supporting device, the rotation arm of the support assembly is connected with the screw of the plugging device in a manner of screw thread connection, the air-filling device is fixed on the support assembly, and the body of the air inlet of the air-filling device is embedded into the upper cover of the plugging device. The air tightness detection device for an axle hub reductor housing has the main uses and advantages of rapidly performing air tightness detection on each hub reductor housing on a machine processing production line, ensuring the axle hub assembly portion not to generate an oil leakage phenomenon, and increasing the quality of the hub assembly.
Description
Technical field
The utility model relates to a kind of checkout equipment of car deceleration device shell, is specifically related to a kind of air-tightness detection device of vehicle bridge hub reducer casing.
Background technology
The mach technological process of hub reducer casing is: cast-iron blank → rough turn large end face and endoporus → rough turn small end face, endoporus and cylindrical → finish turning large end face and each endoporus → finish turning small end face, cylindrical and groove → intermediate survey (pore, sand holes etc. in the former visual observations casting flaw; Now detect pore, sand holes etc. in the casting flaw with air-tightness detection device) → bore, expand each hole → bore, expand each hole and the tapping → orifice angle → deburring → cleanings → finished product that falls is put in storage.
Because the hub reducer casing material is spheroidal-graphite cast iron, the pore in the casting flaw, sand holes, organize the shrinkage porosite etc. can products waste.In the former process program, after the machine work finish turning processes, to take the range estimation mode to detect workpiece φ d1 outer round surface, φ d2 cylindrical root R circular arc and small end face whether to have pore, sand holes, organize shrinkage porosite etc., do not have special technological equipment to detect the pore, sand holes etc. of hub reducer casing, have hidden danger of quality.Finally can cause, vehicle has part drive axle assembly to produce oil seepage phenomena at wheel assembly position, limit when work.
Summary of the invention
The utility model is for the deficiency that exists in the background technology, and the technical matters that solve is: provide a kind of and with pressurized air the reducing gearbox inner chamber is inflated, detect its bubble-tight device.
The utility model is for solving the problems of the technologies described above, the technical scheme of taking is: a kind of air-tightness detection device of vehicle bridge hub reducer casing, comprise fulcrum arrangement, plugging device, aerator and door font bracket assembly, two pins of bracket assembly are fixed on the edge of fulcrum arrangement, and the swivel arm of bracket assembly is connected with the screw flight of plugging device;
Aerator is fixed on the bracket assembly, and the body of the admission piece of aerator embeds in the loam cake of plugging device.
Further, described fulcrum arrangement comprises sustained ring and base, and sustained ring is fixed on the base, and sustained ring is with the dome platform, and the external diameter of sustained ring is greater than the diameter of dome platform, is provided with two O RunddichtringOs at the ring surface of sustained ring.
Further, described plugging device comprises loam cake, screw rod and large handle, and the screw rod upper end is fixedly connected with large handle, and the screw rod lower end is fixedly connected with loam cake;
Be provided with the annulus rubber blanket in the loam cake lower surface.
Further, described bracket assembly comprises left column, right column, swivel arm, movable bolt and miniature lever, and the left column lower end is fixed on the edge of fulcrum arrangement, and an end of upper end and swivel arm is rotationally connected, and an other end of swivel arm is provided with breach;
The right column lower end is fixed on the edge of fulcrum arrangement, and upper end and movable bolt are flexibly connected, and movable bolt is threaded with miniature lever;
Removably connect between the breach of swivel arm and the movable bolt.
Further, described aerator comprises filtering pressure reducing valve, admission piece and sebific duct, is communicated with by sebific duct between filtering pressure reducing valve and the admission piece, and filtering pressure reducing valve is fixed on the left column of bracket assembly.
The utility model is compared with original technology, and beneficial effect is: can carry out impermeability to each part hub reducer casing on the machining production line rapidly and detect, guarantee that vehicle bridge wheel assembly position, limit does not produce oil seepage phenomena, improve the quality of wheel limit assembly.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the A of Fig. 1 is to view;
Fig. 3 is the structural representation of base.
Wherein: fulcrum arrangement 1, plugging device 2, aerator 3, bracket assembly 4, hub reducer casing 5, sustained ring 1.1, dome platform 1.2, base 1.3, O RunddichtringO 1.4, large handle 2.1, loam cake 2.2, annulus rubber blanket 2.3, screw rod 2.4, filtering pressure reducing valve 3.1, admission piece 3.2, sebific duct 3.3, left column 4.1, right column 4.2, swivel arm 4.3, movable bolt 4.4, miniature lever 4.5, breach 4.6.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
See Fig. 1, Fig. 2, shown in Figure 3, the air-tightness detection device of this vehicle bridge hub reducer casing, comprise fulcrum arrangement 1, plugging device 2, aerator 3 and door font bracket assembly 4, two pins of bracket assembly 4 are fixed on the edge of fulcrum arrangement 1, and the swivel arm 4.3 of bracket assembly 4 is threaded with the screw rod 2.4 of plugging device 2; Aerator 3 is fixed on the bracket assembly 4, and the body of the admission piece 3.2 of aerator 3 embeds in the loam cake 2.2 of plugging device 2.The large end face of hub reducer casing 5 is placed on the fulcrum arrangement 1, plugging device 2 is pressed on the small end face of hub reducer casing 5, bracket assembly 4 and plugging device 2 pass through connecting thread between the two, can adjust the relative position between the two, so that the port of large end face forms closed state, the endoporus of small end face forms closed state, and admission piece 3.2 is communicated with the inner chamber of hub reducer casing 5; Therefore, the inner chamber of hub reducer casing 5 is closed, for the pressurization leak detection provides essential condition.
In order to improve sealing effect, fulcrum arrangement 1 comprises sustained ring 1.1 and base 1.3, and sustained ring 1.1 is fixed on the base 1.3, and sustained ring 1.1 is with dome platform 1.2, the external diameter of sustained ring 1.1 is greater than the diameter of dome platform 1.2, is provided with two O RunddichtringOs 1.4 at the ring surface of sustained ring 1.1.The large end face of the ring surface of sustained ring 1.1 and hub reducer casing 5 is complementary, the port match of dome platform 1.2 and hub reducer casing 5 large end faces.
Plugging device 2 comprises loam cake 2.2, screw rod 2.4 and large handle 2.1, and screw rod 2.4 upper ends are fixedly connected with large handle 2.1, and screw rod 2.4 lower ends are fixedly connected with loam cake 2.2; Be provided with annulus rubber blanket 2.3 in loam cake 2.2 lower surfaces.
For hub reducer casing 5 picks and places in testing process conveniently, bracket assembly 4 comprises left column 4.1, right column 4.2, swivel arm 4.3, movable bolt 4.4 and miniature lever 4.5, left column 4.1 lower ends are fixed on the edge of fulcrum arrangement 1, the upper end is rotationally connected with an end of swivel arm 4.3, and an other end of swivel arm 4.3 is provided with breach 4.6; Right column 4.2 lower ends are fixed on the edge of fulcrum arrangement 1, and upper end and movable bolt 4.4 are flexibly connected, and movable bolt 4.4 is threaded with miniature lever 4.5; Removably connect between the breach 4.6 of swivel arm 4.3 and the movable bolt 4.4.
Aerator 3 comprises filtering pressure reducing valve 3.1, admission piece 3.2 and sebific duct 3.3, is communicated with by sebific duct 3.3 between filtering pressure reducing valve 3.1 and the admission piece 3.2, and filtering pressure reducing valve 3.1 is fixed on the left column 4.1 of bracket assembly 4.
Leak test operation content: the preparatory stage, 1. with half-round file burr, wedge angle, iron filings and impurity on the workpiece (being hub reducer casing 5, lower same) are cleaned out; → 2. with filtering pressure reducing valve 3.1 the pressurized air output pressure is adjusted to 0.15--0.2MPa.
Detection-phase, 1. during the workpiece leak test, workpiece is placed on the sustained ring 1.1 of this device, revolution swivel arm 4.3 is to workpiece, movable bolt 4.4 is aligned the breach 4.6 of swivel arm 4.3,4.5 lockings of rotation miniature lever are rotated large handle 2.1 again the endoporus that loam cake 2.2 aligns the workpiece small end face are compressed, seal.The sebific duct 3.3 that the outlet of filtering pressure reducing valve 3.1 is communicated with, the fitting sleeve by unidirectional quick-changing-pipe pipe-adoptor and admission piece 3.2 connects, and inflates to workpiece lumen.Then spraying cutting fluid liquid with 1.5L pressure watering can at the φ of workpiece d1 surface, φ d2 root R arc surface and small end face checks.Examine above-mentioned each position and whether leak gas, pressurize observing time 〉=15 second.If 2. find workpiece φ d1 surface, φ d2 root R arc surface and small end face on gas leakage or Bubble formation are arranged, this workpiece then be unacceptable product, can not flow into lower operation and process.3. take off unidirectional quick-changing-pipe pipe-adoptor, small handle with sleeve 4.5 unclamps, and rotates large handle 2.1 and unclamps, and swivel arm 4.3 revolutions are taken off workpiece and are placed on the material flow line raceway, enter subsequent handling.
The utility model can carry out impermeability to each part hub reducer casing on the machining production line rapidly and detect, and guarantees that vehicle bridge wheel assembly position, limit does not produce oil seepage phenomena, has improved the quality of wheel limit assembly.
Claims (5)
1. the air-tightness detection device of a vehicle bridge hub reducer casing, it is characterized in that: comprise fulcrum arrangement (1), plugging device (2), aerator (3) and door font bracket assembly (4), two pins of bracket assembly (4) are fixed on the edge of fulcrum arrangement (1), and the swivel arm (4.3) of bracket assembly (4) is threaded with the screw rod (2.4) of plugging device (2);
Aerator (3) is fixed on the bracket assembly (4), and the body of the admission piece (3.2) of aerator (3) embeds in the loam cake (2.2) of plugging device (2).
2. the air-tightness detection device of vehicle bridge hub reducer casing according to claim 1, it is characterized in that: described fulcrum arrangement (1) comprises sustained ring (1.1) and base (1.3), sustained ring (1.1) is fixed on the base (1.3), sustained ring (1.1) is with dome platform (1.2), the external diameter of sustained ring (1.1) is greater than the diameter of dome platform (1.2), is provided with two O RunddichtringOs (1.4) at the ring surface of sustained ring (1.1).
3. the air-tightness detection device of vehicle bridge hub reducer casing according to claim 1, it is characterized in that: described plugging device (2) comprises loam cake (2.2), screw rod (2.4) and large handle (2.1), screw rod (2.4) upper end is fixedly connected with large handle (2.1), and screw rod (2.4) lower end is fixedly connected with loam cake (2.2);
Be provided with annulus rubber blanket (2.3) in loam cake (2.2) lower surface.
4. the air-tightness detection device of vehicle bridge hub reducer casing according to claim 1, it is characterized in that: described bracket assembly (4) comprises left column (4.1), right column (4.2), swivel arm (4.3), movable bolt (4.4) and miniature lever (4.5), left column (4.1) lower end is fixed on the edge of fulcrum arrangement (1), the upper end is rotationally connected with an end of swivel arm (4.3), and an other end of swivel arm (4.3) is provided with breach (4.6);
Right column (4.2) lower end is fixed on the edge of fulcrum arrangement (1), and upper end and movable bolt (4.4) are flexibly connected, and movable bolt (4.4) is threaded with miniature lever (4.5);
Removably connect between the breach (4.6) of swivel arm (4.3) and the movable bolt (4.4).
5. the air-tightness detection device of vehicle bridge hub reducer casing according to claim 1, it is characterized in that: described aerator (3) comprises filtering pressure reducing valve (3.1), admission piece (3.2) and sebific duct (3.3), be communicated with by sebific duct (3.3) between filtering pressure reducing valve (3.1) and the admission piece (3.2), filtering pressure reducing valve (3.1) is fixed on the left column (4.1) of bracket assembly (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220510625 CN202814663U (en) | 2012-10-08 | 2012-10-08 | Air tightness detection device for axle hub reductor housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220510625 CN202814663U (en) | 2012-10-08 | 2012-10-08 | Air tightness detection device for axle hub reductor housing |
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| Publication Number | Publication Date |
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| CN202814663U true CN202814663U (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220510625 Expired - Lifetime CN202814663U (en) | 2012-10-08 | 2012-10-08 | Air tightness detection device for axle hub reductor housing |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103867720A (en) * | 2014-04-02 | 2014-06-18 | 广西玉柴机器股份有限公司 | Seal assembly |
| CN103983409A (en) * | 2014-04-15 | 2014-08-13 | 沙洲职业工学院 | Automobile axle shell weld joint gas tightness detection device |
| CN104359626A (en) * | 2014-11-24 | 2015-02-18 | 山东蒙沃变速器有限公司 | Test piece air tightness detection device and method |
| CN104359628A (en) * | 2014-11-28 | 2015-02-18 | 济南大学 | Device and method for testing airtightness of test piece |
| CN104712724A (en) * | 2013-12-12 | 2015-06-17 | 住友重机械工业株式会社 | Deceleration device |
| CN104865021A (en) * | 2015-05-18 | 2015-08-26 | 共享装备有限公司 | Pressure detection apparatus for hook-type casting blank cavity |
| CN104931207A (en) * | 2015-05-18 | 2015-09-23 | 共享装备有限公司 | Pressure detecting device for detecting pressure of clip type rough casting cavity |
| CN105043692A (en) * | 2015-05-18 | 2015-11-11 | 共享装备有限公司 | Frame type rough casting cavity pressure detecting apparatus |
| CN110455461A (en) * | 2019-08-07 | 2019-11-15 | 邱琳雅 | A kind of portable small-sized planetary reduction gear air-tightness detection device of shell body |
| CN110553797A (en) * | 2019-08-28 | 2019-12-10 | 大连长丰实业总公司 | shell airtightness detection tool |
| CN111791001A (en) * | 2020-06-24 | 2020-10-20 | 辽沈工业集团有限公司 | Sealing tool for welding air blowing nozzle |
-
2012
- 2012-10-08 CN CN 201220510625 patent/CN202814663U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104712724B (en) * | 2013-12-12 | 2018-05-25 | 住友重机械工业株式会社 | deceleration device |
| CN104712724A (en) * | 2013-12-12 | 2015-06-17 | 住友重机械工业株式会社 | Deceleration device |
| CN103867720B (en) * | 2014-04-02 | 2016-09-14 | 广西玉柴机器股份有限公司 | Black box |
| CN103867720A (en) * | 2014-04-02 | 2014-06-18 | 广西玉柴机器股份有限公司 | Seal assembly |
| CN103983409A (en) * | 2014-04-15 | 2014-08-13 | 沙洲职业工学院 | Automobile axle shell weld joint gas tightness detection device |
| CN104359626A (en) * | 2014-11-24 | 2015-02-18 | 山东蒙沃变速器有限公司 | Test piece air tightness detection device and method |
| CN104359626B (en) * | 2014-11-24 | 2016-10-19 | 山东蒙沃变速器有限公司 | A kind of test specimen air tight test method that test specimen air tight test device realizes |
| CN104359628A (en) * | 2014-11-28 | 2015-02-18 | 济南大学 | Device and method for testing airtightness of test piece |
| CN104931207A (en) * | 2015-05-18 | 2015-09-23 | 共享装备有限公司 | Pressure detecting device for detecting pressure of clip type rough casting cavity |
| CN105043692A (en) * | 2015-05-18 | 2015-11-11 | 共享装备有限公司 | Frame type rough casting cavity pressure detecting apparatus |
| CN104931207B (en) * | 2015-05-18 | 2017-12-08 | 共享装备有限公司 | A kind of cassette rough casting cavity pressure detection means |
| CN105043692B (en) * | 2015-05-18 | 2017-12-08 | 共享装备有限公司 | A kind of frame-type rough casting cavity pressure detection means |
| CN104865021A (en) * | 2015-05-18 | 2015-08-26 | 共享装备有限公司 | Pressure detection apparatus for hook-type casting blank cavity |
| CN110455461A (en) * | 2019-08-07 | 2019-11-15 | 邱琳雅 | A kind of portable small-sized planetary reduction gear air-tightness detection device of shell body |
| CN110553797A (en) * | 2019-08-28 | 2019-12-10 | 大连长丰实业总公司 | shell airtightness detection tool |
| CN111791001A (en) * | 2020-06-24 | 2020-10-20 | 辽沈工业集团有限公司 | Sealing tool for welding air blowing nozzle |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20130320 |