CN204142448U - Axle housing air tightness detection equipment - Google Patents
Axle housing air tightness detection equipment Download PDFInfo
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- CN204142448U CN204142448U CN201420432893.2U CN201420432893U CN204142448U CN 204142448 U CN204142448 U CN 204142448U CN 201420432893 U CN201420432893 U CN 201420432893U CN 204142448 U CN204142448 U CN 204142448U
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- hole
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- reserve tank
- packoff
- axle housing
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Abstract
The utility model discloses a kind of axle housing air tightness detection equipment.It comprises: reserve tank and the detection case for placing axle case assy; Described detection case top is provided with the sensing chamber be made up of bearing plate and three coaming plates, and this sensing chamber is provided with the water filling port communicated with reserve tank; Described bearing plate is provided with two axle shell shaft-head bracing frames, diaxon head bore packoff, Chinese lute hole packoff and through hole packoff.Described reserve tank is adjacent with detection case, and reserve tank top is provided with for the water in reserve tank being extruded and being filled the lifting water of compaction device of detection case upper detection room by water filling port.The utility model is a kind of wet type axle housing air tightness detection equipment, it is squeezed to detection case upper detection room by lifting water of compaction device the water in reserve tank, water is allowed to cover on axle case assy, bubble whether is had to carry out the impermeability of detecting bridge housing assy by observing, its manufacturing cost is lower, simple to operation, detection efficiency is high, applicable large-scale axle housing air-leakage test.
Description
Technical field
The utility model relates to a kind of air tightness detection equipment, is specifically related to a kind of equipment for axle housing air-leakage test.
Background technology
As shown in Figure 1, the axle housing 11 that axle case assy 1 comprises middle part and the spindle nose 12 being positioned at axle housing 11 both sides form, seven holes be in communication with the outside are had above it, comprise: two spindle nose holes 13, Chinese lute hole 14, through hole 15, air hole 16, oil hole 17 and oil drain holes 18, when carrying out air-leakage test to axle case assy 1, need above-mentioned seven holes to close.Existing axle housing air-leakage test adopts dry type checkout equipment mostly, axle housing impermeability is checked by the detection of tracer gas, because axle case assy 1 volume is comparatively huge, adopt the dry type checkout equipment of tracer gas expensive, detection speed is slow, and needing the personnel of specialty to operate machine, detection efficiency is low, can not adapt to large-scale axle housing air-leakage test.
Utility model content
The purpose of this utility model is for the problems referred to above weak point, and provide a kind of axle housing air tightness detection equipment of wet type, its manufacturing cost is lower, simple to operation, and detection efficiency is high, applicable large-scale axle housing air-leakage test.
In order to achieve the above object, the utility model is by the following technical solutions:
Axle housing air tightness detection equipment, it comprises: reserve tank and the detection case for placing axle case assy;
Described detection case top is provided with the sensing chamber be made up of bearing plate and three coaming plates, and this sensing chamber is provided with the water filling port communicated with reserve tank; Described bearing plate is provided with two axle shell shaft-head bracing frames, diaxon head bore packoff, Chinese lute hole packoff and through hole packoff.
Described reserve tank is adjacent with detection case, and reserve tank top is provided with for the water in reserve tank being extruded and being filled the lifting water of compaction device of detection case upper detection room by water filling port.
Particularly, the both sides of bearing plate are located at by described two axle shell shaft-head bracing frames, and it is V-type self-centering bracing frame.
Particularly, described diaxon head bore packoff is located on the bearing plate outside two axle shell shaft-head bracing frames; Described spindle nose hole packoff has the spindle nose hole sealing erection support be fixed on bearing plate, sealing erection support in this spindle nose hole is provided with shaft head seal driving cylinder, this shaft head seal driving cylinder is provided with one for the block head in the spindle nose hole of shutoff axle case assy, and this block head is provided with the spindle nose hole O-ring seal suitable with spindle nose hole; Described block head is provided with a guide plate, this guide plate is connected to spindle nose hole sealing erection support by two guide poles.
Particularly, described Chinese lute hole packoff is located on the position in corresponding axle case assy Chinese lute hole in the middle part of bearing plate, it has a base, the top of this base is provided with a Chinese lute hole O-ring seal suitable with Chinese lute hole, the middle part of described base is a mounting disc, and this mounting disc is provided with at least three groups for withholding the rotary pressure plate assembly of Chinese lute hole medial margin; Described rotary pressure plate assembly comprises the rotary oil cylinder be fixed in mounting disc and the rotary pressure plate being arranged on rotary oil cylinder.As preferably, described mounting disc circumferential edge is provided with the positioning spigot for locating Chinese lute hole.
Particularly, described through hole packoff is located on the bearing plate of corresponding axle case assy through hole side, it has a mounting bracket, this mounting bracket is provided with an arm plate lift cylinder, this arm plate lift cylinder is connected with a hold-down arm plate, this hold-down arm plate is provided with push-and-pull driving cylinder, be connected with one to compress through hole medial margin connecting rod back-off mechanism for back-off, and the position above described hold-down arm plate respective link back-off mechanism is provided with seal pad below this push-and-pull driving cylinder.Concrete further, described connecting rod back-off mechanism comprises the first bearing, the first back-off pressing plate, the second bearing and the second back-off pressing plate; Described first bearing and the second bearing are fixed on seal pad; Being hinged on the first bearing and rear end in the middle part of described first back-off pressing plate is hinged on the piston rod of push-and-pull driving cylinder; Be hinged on the second bearing and rear end in the middle part of described second back-off pressing plate to be hinged on the piston rod of push-and-pull driving cylinder.
Particularly, described lifting water of compaction device has the lifting extruding driving cylinder that is fixed on reserve tank top, is connected with a squeezing tank below this lifting extruding driving cylinder.
The utility model is a kind of wet type axle housing air tightness detection equipment, it is squeezed to detection case upper detection room by lifting water of compaction device the water in reserve tank, water is allowed to cover on axle case assy, bubble whether is had to carry out the impermeability of detecting bridge housing assy by observing, its manufacturing cost is lower, simple to operation, detection efficiency is high, applicable large-scale axle housing air-leakage test.
Accompanying drawing explanation
Fig. 1 is axle case assy structural representation described in the utility model.
Fig. 2 is axle housing air tightness detection equipment perspective view described in the utility model.
Fig. 3 is that axle housing air tightness detection equipment described in the utility model is placed axle case assy and seals back end perspective structural representation.
Fig. 4 is the structure side view before axle housing air tightness detection equipment described in the utility model detects.
Fig. 5 is the structure side view that axle housing air tightness detection equipment described in the utility model extrudes detected state of pouring water.
Fig. 6 is through hole packoff releasing orientation structural representation described in the utility model.
Fig. 7 is through hole packoff back-off impaction state structural representation described in the utility model.
Fig. 8 is Chinese lute hole described in the utility model packoff releasing orientation structural representation.
Fig. 9 is Chinese lute hole described in the utility model packoff clamped condition structural representation.
Below by way of the drawings and specific embodiments, the utility model is further described:
Embodiment
As shown in Fig. 2 to 9, axle housing air tightness detection equipment described in the utility model, it comprises: reserve tank 2 and the detection case 3 for placing axle case assy;
Described detection case 3 top is provided with the sensing chamber 31 be made up of bearing plate 311 and three coaming plates 312, and this sensing chamber is provided with the water filling port 313 communicated with reserve tank; Described bearing plate 311 is provided with two axle shell shaft-head bracing frames 32, diaxon head bore packoff 33, Chinese lute hole packoff 34 and through hole packoff 35.
As shown in Figure 2, the both sides of bearing plate 311 are located at by described two axle shell shaft-head bracing frames 32, and it is V-type self-centering bracing frame.
As shown in Figure 2, described diaxon head bore packoff 33 is located on the bearing plate 311 outside two axle shell shaft-head bracing frames 32; Described spindle nose hole packoff 33 has the spindle nose hole sealing erection support 331 be fixed on bearing plate 311, sealing erection support 331 in this spindle nose hole is provided with shaft head seal driving cylinder 332, this shaft head seal driving cylinder is provided with one for the block head 333 in the spindle nose hole of shutoff axle case assy, and on this block head, 333 are provided with the spindle nose hole O-ring seal suitable with spindle nose hole 13; Described block head 333 is provided with a guide plate 334, this guide plate 334 is connected to spindle nose hole sealing erection support 331 by two guide poles 335.
As Fig. 2,3, shown in 8 and 9, described Chinese lute hole packoff 34 is located on the position in corresponding axle case assy Chinese lute hole 14 in the middle part of bearing plate 311, it has a base 341, the top of this base 341 is provided with a Chinese lute hole O-ring seal 342 suitable with Chinese lute hole 14, the middle part of described base 341 is a mounting disc 343, and this mounting disc 343 is provided with at least three groups for withholding the rotary pressure plate assembly 344 of Chinese lute hole 14 medial margin; Described rotary pressure plate assembly 344 comprises the rotary oil cylinder 3441 be fixed in mounting disc 343 and the rotary pressure plate 3442 being arranged on rotary oil cylinder 3441, and rotary oil cylinder 341 can drive rotary pressure plate 3442 rotate and press down, and realizes withholding Chinese lute hole 14 medial margin.As preferably, described mounting disc 343 circumferential edge is provided with the positioning spigot 3431 for locating Chinese lute hole.Its use principle and state can participate in Fig. 8 and Fig. 9, and wherein, Fig. 8 is Pa hole packoff 34 releasing orientation structural representation, Fig. 9 Chinese lute hole packoff 34 clamped condition structural representation.
As Fig. 2, 3, shown in 6 and 7, described through hole packoff 35 is located on the bearing plate 311 of through hole 15 side of corresponding axle case assy, it has a mounting bracket 351, this mounting bracket 351 is provided with an arm plate lift cylinder 352, this arm plate lift cylinder 352 is connected with a hold-down arm plate 353, this hold-down arm plate 353 is provided with push-and-pull driving cylinder 354, one to compress through hole 15 medial margin connecting rod back-off mechanism 355 for back-off is connected with below this push-and-pull driving cylinder 354, and the position above described hold-down arm plate 353 respective link back-off mechanism 355 is provided with seal pad 356.Concrete further, described connecting rod back-off mechanism 355 comprises the first bearing 3551, first back-off pressing plate 3552, second bearing 3551` and the second back-off pressing plate 3552`; Described first bearing 3551 and the second bearing 3551` are fixed on seal pad 356; To be hinged in the middle part of described first back-off pressing plate 3552 on first bearing 3551 and rear end is hinged on the piston rod of push-and-pull driving cylinder 354; Be hinged on the second bearing 3551` and rear end in the middle part of described second back-off pressing plate 3552` to be hinged on push-and-pull and to drive on the piston rod of 354 cylinders.During the piston rod depress of push-and-pull driving cylinder 354, drive the first back-off pressing plate 3552 and second mouthful of pressing plate 3552` synchronous around the first bearing 3551 and the second bearing 3551` switch respectively, thus realize back-off and compress through hole 15 medial margin.Its use principle and state can participate in Fig. 6 and Fig. 7, and wherein Fig. 6 is through hole packoff 35 releasing orientation structural representation, and Fig. 7 is through hole packoff 35 back-off impaction state structural representation.
Other holes of described axle case assy 1, as air hole 16, oil hole 17 and oil drain hole 18, adopt and manually by hand sealed plunger are sealed up one by one.In sensing chamber, by the cooperation of two axle shell shaft-head bracing frames 32, diaxon head bore packoff 33, Chinese lute hole packoff 34 and through hole packoff 35, the multidimensional realizing axle case assy 1 is fixed.
Described reserve tank 2 is adjacent with detection case 3, and reserve tank 2 top is provided with for the water in reserve tank being extruded and being filled the lifting water of compaction device 21 of the sensing chamber 31 on detection case 3 top by water filling port 313.Particularly, described lifting water of compaction device 21 has the lifting extruding driving cylinder 211 that is fixed on reserve tank 2 top, is connected with a squeezing tank 212 below this lifting extruding driving cylinder 211.Described reserve tank 2 is built with the water of certain capacity, its water surface is lower than the bearing plate 311 of sensing chamber 31, lifting extruding driving cylinder 211 drives squeezing tank 212 toward when pressing down, water in reserve tank 2 is extruded case 212 and extrudes upwards, sensing chamber 31 is entered by water irrigating hole 313, and axle case assy 1 to be detected is flooded completely, by observing whether there is the impermeability that bubble determines axle case assy 1.
Below by way of embody rule principle, the utility model is further described:
As shown in Fig. 2 to 5, when air-leakage test is carried out to axle case assy 1, first with lifting device, total for axle housing 1 one-tenth is placed in sensing chamber 31, wherein spindle nose 12 is placed on two axle shell shaft-head bracing frames 32, make Chinese lute hole 13 aim at Chinese lute hole packoff 34 to position simultaneously, then start Chinese lute hole packoff 34, diaxon head bore packoff 33 and through hole packoff 35 to carry out sealing and compressing, finally adopt and manually by hand sealed plunger is sealed up air hole 16, oil hole 17 and oil drain hole 18 one by one.See Figure 4 and 5, start lifting water of compaction device 21, lifting extruding driving cylinder 211 drives squeezing tank 212 toward when pressing down, water in reserve tank 2 is extruded case 212 and extrudes upwards, sensing chamber 31 is entered by water irrigating hole 313, and axle case assy 1 to be detected is flooded completely, by observing whether there is the impermeability that bubble determines axle case assy 1.
The utility model is a kind of wet type axle housing air tightness detection equipment, it is squeezed to detection case upper detection room by lifting water of compaction device the water in reserve tank, water is allowed to cover on axle case assy, bubble whether is had to carry out the impermeability of detecting bridge housing assy by observing, its manufacturing cost is lower, simple to operation, detection efficiency is high, applicable large-scale axle housing air-leakage test.
Claims (9)
1. axle housing air tightness detection equipment, its spy is being to comprise: reserve tank and the detection case for placing axle case assy;
Described detection case top is provided with the sensing chamber be made up of bearing plate and three coaming plates, and this sensing chamber is provided with the water filling port communicated with reserve tank; Described bearing plate is provided with two axle shell shaft-head bracing frames, diaxon head bore packoff, Chinese lute hole packoff and through hole packoff,
Described reserve tank is adjacent with detection case, and reserve tank top is provided with for the water in reserve tank being extruded and being filled the lifting water of compaction device of detection case upper detection room by water filling port.
2. axle housing air tightness detection equipment according to claim 1, its spy is being: the both sides of bearing plate are located at by described two axle shell shaft-head bracing frames, and it is V-type self-centering bracing frame.
3. axle housing air tightness detection equipment according to claim 1, its spy is being: described diaxon head bore packoff is located on the bearing plate outside two axle shell shaft-head bracing frames; Described spindle nose hole packoff has the spindle nose hole sealing erection support be fixed on bearing plate, sealing erection support in this spindle nose hole is provided with shaft head seal driving cylinder, this shaft head seal driving cylinder is provided with one for the block head in the spindle nose hole of shutoff axle case assy, and this block head is provided with the spindle nose hole O-ring seal suitable with spindle nose hole; Described block head is provided with a guide plate, this guide plate is connected to spindle nose hole sealing erection support by two guide poles.
4. axle housing air tightness detection equipment according to claim 1, its spy is being: described Chinese lute hole packoff is located on the position in corresponding axle case assy Chinese lute hole in the middle part of bearing plate, it has a base, the top of this base is provided with a Chinese lute hole O-ring seal suitable with Chinese lute hole, the middle part of described base is a mounting disc, and this mounting disc is provided with at least three groups for withholding the rotary pressure plate assembly of Chinese lute hole medial margin.
5. axle housing air tightness detection equipment according to claim 4, its spy is being: described rotary pressure plate assembly comprises the rotary oil cylinder be fixed in mounting disc and the rotary pressure plate being arranged on rotary oil cylinder.
6. the axle housing air tightness detection equipment according to claim 4 or 5, its spy is being: described mounting disc circumferential edge is provided with the positioning spigot for locating Chinese lute hole.
7. axle housing air tightness detection equipment according to claim 1, its spy is being: described through hole packoff is located on the bearing plate of corresponding axle case assy through hole side, it has a mounting bracket, this mounting bracket is provided with an arm plate lift cylinder, this arm plate lift cylinder is connected with a hold-down arm plate, this hold-down arm plate is provided with push-and-pull driving cylinder, be connected with one to compress through hole medial margin connecting rod back-off mechanism for back-off below this push-and-pull driving cylinder, and the position above described hold-down arm plate respective link back-off mechanism is provided with seal pad.
8. axle housing air tightness detection equipment according to claim 7, its spy is being: described connecting rod back-off mechanism comprises the first bearing, the first back-off pressing plate, the second bearing and the second back-off pressing plate; Described first bearing and the second bearing are fixed on seal pad; Being hinged on the first bearing and rear end in the middle part of described first back-off pressing plate is hinged on the piston rod of push-and-pull driving cylinder; Be hinged on the second bearing and rear end in the middle part of described second back-off pressing plate to be hinged on the piston rod of push-and-pull driving cylinder.
9. axle housing air tightness detection equipment according to claim 1, its spy is being: described lifting water of compaction device has the lifting extruding driving cylinder that is fixed on reserve tank top, is connected with a squeezing tank below this lifting extruding driving cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420432893.2U CN204142448U (en) | 2014-08-01 | 2014-08-01 | Axle housing air tightness detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420432893.2U CN204142448U (en) | 2014-08-01 | 2014-08-01 | Axle housing air tightness detection equipment |
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| Publication Number | Publication Date |
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| CN204142448U true CN204142448U (en) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420432893.2U Active CN204142448U (en) | 2014-08-01 | 2014-08-01 | Axle housing air tightness detection equipment |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104729808A (en) * | 2015-03-05 | 2015-06-24 | 沙洲职业工学院 | Automobile axle housing weld joint leakage detection device |
| CN109029878A (en) * | 2018-09-26 | 2018-12-18 | 合肥宽信机电有限公司 | A kind of air-tightness detection device for axle shell |
| CN109060278A (en) * | 2018-09-26 | 2018-12-21 | 合肥宽信机电有限公司 | A kind of air-tightness detection method for axle shell |
| CN109556803A (en) * | 2018-11-19 | 2019-04-02 | 神通科技集团股份有限公司 | A kind of inlet manifold leaks test device and test method |
| CN109596283A (en) * | 2018-11-19 | 2019-04-09 | 神通科技集团股份有限公司 | A kind of inlet manifold leaks test equipment and test method |
| CN111272352A (en) * | 2020-03-05 | 2020-06-12 | 涡阳县安元汽车配件有限公司 | Axle housing welding seam leakage detection device |
-
2014
- 2014-08-01 CN CN201420432893.2U patent/CN204142448U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104729808A (en) * | 2015-03-05 | 2015-06-24 | 沙洲职业工学院 | Automobile axle housing weld joint leakage detection device |
| CN109029878A (en) * | 2018-09-26 | 2018-12-18 | 合肥宽信机电有限公司 | A kind of air-tightness detection device for axle shell |
| CN109060278A (en) * | 2018-09-26 | 2018-12-21 | 合肥宽信机电有限公司 | A kind of air-tightness detection method for axle shell |
| CN109029878B (en) * | 2018-09-26 | 2024-03-22 | 合肥宽信机电有限公司 | Air tightness detection device for axle housing |
| CN109556803A (en) * | 2018-11-19 | 2019-04-02 | 神通科技集团股份有限公司 | A kind of inlet manifold leaks test device and test method |
| CN109596283A (en) * | 2018-11-19 | 2019-04-09 | 神通科技集团股份有限公司 | A kind of inlet manifold leaks test equipment and test method |
| CN111272352A (en) * | 2020-03-05 | 2020-06-12 | 涡阳县安元汽车配件有限公司 | Axle housing welding seam leakage detection device |
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| GR01 | Patent grant |