CN209342316U - A kind of axle housing performing leak test lid - Google Patents
A kind of axle housing performing leak test lid Download PDFInfo
- Publication number
- CN209342316U CN209342316U CN201920344604.6U CN201920344604U CN209342316U CN 209342316 U CN209342316 U CN 209342316U CN 201920344604 U CN201920344604 U CN 201920344604U CN 209342316 U CN209342316 U CN 209342316U
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- China
- Prior art keywords
- sleeve
- cover board
- cross bar
- axle housing
- cover
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Abstract
The utility model relates to a kind of axle housing performing leak test lids.It is made of sealing cover and cross bar mechanism, and sealing cover includes cover board, handle, sleeve, gas nozzle, pressure gauge, cylindrical positioning pins, O-ring seal；Cover board is a circular slab, and cover board the center point is provided with centre bore, is welded with sleeve on centre bore；Handle is symmetrically welded at left and right sides of sleeve；The front and rear sides of sleeve are respectively provided with gas nozzle and pressure gauge, and gas nozzle is connect by tracheae with air pump；Production has a circle seal groove, mounting O-shaped sealing ring in seal groove on cover board lower surface edge；Uniformly there are three cylindrical positioning pins for dress on cover board lower surface；Cross bar mechanism is located at below sealing cover, and cross bar mechanism includes cross bar, screw rod and locking nut, is connected in the middle part of screw rod lower end and cross bar, screw rod upper end is fixed on the top of sleeve after cover central hole and sleeve by locking nut.The test lid solves the problems, such as that the pressure having in existing airtight test is not up to standard, working efficiency is low, large labor intensity and high rejection rate.
Description
Technical field
The utility model relates to a kind of performing leak test lid more particularly to a kind of axle housing performing leak test lids.
Background technique
In axle housing production field, punching-welding axle housing using steel plate as raw material, by it is stamping be half-shell, then by two and half
Shell welds together, and axle housing rear cover of burn-oning later, stiffening ring, spindle nose and spring fastening form integral housing.Since axle housing is welded
It connects often, to avoid the weld seam of welding from having the welding defects such as crackle, stomata, causes to rush the leakage of postwelding axle case assy commissure permeability
The failure of oil occurs, and then leads to main the problem of subtracting the installation cavity internal gear oil seepage of mouth, therefore must be to axle housing in production
Leakproofness detected.The prior art adds soft-slab, lock screw mode to detect the air-tightness of axle housing using traditional, not only
Low efficiency, and airtight test pressure is not up to standard causes to seriously affect product quality there are still oil leak risk after product export.
Summary of the invention
The purpose of this utility model is that in view of the above shortcomings of the prior art, provide that a kind of structure is simple, operation side
Just, it airtight to pontic can test and reach axle housing performing leak test lid that is quick, simple, accurately testing.
The utility model is to realize above-mentioned purpose by the following technical solutions:
A kind of axle housing performing leak test lid, it is made of sealing cover and cross bar mechanism, it is characterised in that: sealing cover includes lid
Plate, handle, sleeve, gas nozzle, pressure gauge, cylindrical positioning pins, O-ring seal；Cover board is a circular slab, and cover plate diameter subtracts with axle housing
It is equal that loop diameter is reinforced in total face；Cover board the center point is provided with centre bore, is welded with sleeve on centre bore；The left and right sides of sleeve is right
Title is welded with handle；The front and rear sides of sleeve are respectively provided with gas nozzle and pressure gauge, and gas nozzle is connect by tracheae with air pump；Under cover board
Production has a circle seal groove, mounting O-shaped sealing ring in seal groove on marginal surface；Uniformly there are three cylinders for dress on cover board lower surface
Positioning pin；Cross bar mechanism is located at below sealing cover, and cross bar mechanism includes cross bar, screw rod and locking nut, screw rod lower end and cross bar
Middle part is connected, and screw rod upper end is fixed on the top of sleeve after cover central hole and sleeve by locking nut.
The pressure gauge and cover board is sealed by screw thread and raw rubber band connection.
The cross bar length is equal with the outer diameter length of sealing cover.
The beneficial effect of the utility model compared with prior art is:
The axle housing performing leak test lid is simple in sturcture, ingenious in design；Use O-ring seal with line for 3 points of face, straight pin
Positioning, the structure design of cross bar Quick-clamped, can guarantee stable gas pressure, and pressure is sufficient, it can be achieved that quick testing product air-tightness,
To substantially increase detection quality and working efficiency；It solves the pressure having in the airtight test of existing axle housing not reach
Mark, working efficiency is low, large labor intensity and the problem of high rejection rate, meets the needs of enterprise's production and application.
Detailed description of the invention
Fig. 1 is a kind of schematic view of the front view of axle housing performing leak test lid；
Fig. 2 is a kind of overlooking structure diagram of axle housing performing leak test lid；
Fig. 3 is a kind of present invention looks up structural representation of axle housing performing leak test lid；
Fig. 4 is a kind of clamping structure schematic diagram of axle housing performing leak test lid；
Fig. 5 is a kind of clamping the schematic diagram of the section structure of axle housing performing leak test lid.
In figure: 1, sealing cover, 1-1, cover board, 1-2, handle, 1-3, sleeve, 1-4, gas nozzle, 1-5, pressure gauge, 1-6, cylinder
Positioning pin, 1-7, O-ring seal, 1-8, seal groove, 2, cross bar mechanism, 2-1, cross bar, 2-2, screw rod, 2-3, locking nut, 3,
Axle housing subtracts total face stiffening ring.
Specific embodiment
A kind of axle housing performing leak test lid, it is made of sealing cover 1 and cross bar mechanism 2, sealing cover 1 include cover board 1-1,
Hand 1-2, sleeve 1-3, gas nozzle 1-4, pressure gauge 1-5, cylindrical positioning pins 1-6, O-ring seal 1-7；Cover board 1-1 is a circular slab,
It is equal that cover board 1-1 diameter with axle housing subtracts total 3 diameter of face stiffening ring；Cover board 1-1 the center point is provided with centre bore, welds on centre bore
There is sleeve 1-3；Handle 1-2 is symmetrically welded at left and right sides of sleeve 1-3；The front and rear sides of sleeve 1-3 are respectively provided with gas nozzle 1-4
It is sealed with pressure gauge 1-5, the pressure gauge 1-5 and cover board 1-1 by screw thread and raw rubber band connection, gas nozzle 1-4 passes through tracheae
It is connect with air pump；Production has mounting O-shaped sealing ring 1- in circle a seal groove 1-8, seal groove 1-8 on cover board 1-1 lower surface edge
7；Uniformly there are three cylindrical positioning pins 1-6 for dress on the lower surface cover board 1-1；Cross bar mechanism 2 is located at 1 lower section of sealing cover, cross bar mechanism 2
Including cross bar 2-1, screw rod 2-2 and locking nut 2-3, it is connected in the middle part of the lower end screw rod 2-2 and cross bar 2-1, the upper end screw rod 2-2 passes through
Be fixed on the top of sleeve 1-3 after cover board 1-1 centre bore and sleeve 1-3 by locking nut 2-3, the cross bar 2-1 length with
The outer diameter length of sealing cover 1 is equal.
The axle housing performing leak test lid is in use, and operative employee's both hands respectively hold a handle 1-2 and lift test lid,
The axle housing that being placed in need to detect subtracts on total face stiffening ring 3, and then cross bar 2-1 is put into axle housing by inclined seal lid 1, passes through three
Cylindrical positioning pins 1-6 with subtract total face inner hole match carry out precise positioning after, tighten the locking nut 2-3 on screw rod 2-2, cross bar
Sealing cover 1 and axle housing are then subtracted total 3 Quick-clamped of face stiffening ring by 2-1, and after each hole of axle housing is blocked, tracheae is inserted into gas nozzle 1-4
Axle housing is inflated, while checking pressure gauge 1-5 air pressure situation up to standard, and has been checked in each weld of axle housing water spray
Without gas leakage situation, the air-tightness of axle housing can be detected.
The above is the preferred embodiment of the utility model, and the example above illustrates the not reality to the utility model
Matter content makes any form of restriction, and person of an ordinary skill in the technical field is after having read this specification according to this reality
It is taken off with novel technical spirit to any simple modification or deformation made by the above specific embodiment, and possibly also with above-mentioned
The technology contents shown are changed or are modified to the equivalent embodiment of equivalent variations, still fall within technical solutions of the utility model
In range, without departing from the spirit and scope of the utility model.
Claims (3)
1. a kind of axle housing performing leak test lid is made of sealing cover (1) and cross bar mechanism (2), it is characterised in that: sealing cover (1)
Including cover board (1-1), handle (1-2), sleeve (1-3), gas nozzle (1-4), pressure gauge (1-5), cylindrical positioning pins (1-6), O-shaped close
Seal (1-7)；Cover board (1-1) is a circular slab, and it is equal that cover board (1-1) diameter with axle housing subtracts total face stiffening ring (3) diameter；Cover board
(1-1) the center point is provided with centre bore, and sleeve (1-3) is welded on centre bore；It is symmetrically welded at left and right sides of sleeve (1-3)
Handle；The front and rear sides of sleeve (1-3) are respectively provided with gas nozzle (1-4) and pressure gauge (1-5), and gas nozzle (1-4) passes through tracheae and gas
Pump connection；Production has a circle seal groove (1-8), the interior mounting O-shaped sealing ring of seal groove (1-8) on cover board (1-1) lower surface edge
(1-7)；Uniformly there are three cylindrical positioning pins (1-6) for dress on the lower surface cover board (1-1)；Cross bar mechanism (2) is located under sealing cover (1)
Side, cross bar mechanism (2) include cross bar (2-1), screw rod (2-2) and locking nut (2-3), the screw rod lower end (2-2) and cross bar (2-1)
Middle part is connected, and the screw rod upper end (2-2) passes through cover board (1-1) centre bore and sleeve (1-3) and is fixed on afterwards by locking nut (2-3)
The top of sleeve (1-3).
2. a kind of axle housing performing leak test lid according to claim 1, it is characterised in that: the pressure gauge (1-5) with
Cover board (1-1) is sealed by screw thread and raw rubber band connection.
3. a kind of axle housing performing leak test lid according to claim 1, it is characterised in that: cross bar (2-1) length with
The outer diameter length of sealing cover (1) is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920344604.6U CN209342316U (en) | 2019-03-19 | 2019-03-19 | A kind of axle housing performing leak test lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920344604.6U CN209342316U (en) | 2019-03-19 | 2019-03-19 | A kind of axle housing performing leak test lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209342316U true CN209342316U (en) | 2019-09-03 |
Family
ID=67763012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920344604.6U Active CN209342316U (en) | 2019-03-19 | 2019-03-19 | A kind of axle housing performing leak test lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209342316U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110926726A (en) * | 2019-12-20 | 2020-03-27 | 天津北方天力增压技术有限公司 | Air tightness detection device of supercharger midbody |
| CN113074252A (en) * | 2021-03-12 | 2021-07-06 | 山东英信计算机技术有限公司 | Sealing wire hole plug |
| CN113375872A (en) * | 2021-05-31 | 2021-09-10 | 贵州航天电子科技有限公司 | Rear cover air tightness detection device and use method thereof |
| CN117571222A (en) * | 2024-01-16 | 2024-02-20 | 山东科沃泽机械科技有限公司 | Air tightness testing device for rear axle transmission shell of tractor |
-
2019
- 2019-03-19 CN CN201920344604.6U patent/CN209342316U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110926726A (en) * | 2019-12-20 | 2020-03-27 | 天津北方天力增压技术有限公司 | Air tightness detection device of supercharger midbody |
| CN113074252A (en) * | 2021-03-12 | 2021-07-06 | 山东英信计算机技术有限公司 | Sealing wire hole plug |
| CN113375872A (en) * | 2021-05-31 | 2021-09-10 | 贵州航天电子科技有限公司 | Rear cover air tightness detection device and use method thereof |
| CN117571222A (en) * | 2024-01-16 | 2024-02-20 | 山东科沃泽机械科技有限公司 | Air tightness testing device for rear axle transmission shell of tractor |
| CN117571222B (en) * | 2024-01-16 | 2024-04-09 | 山东科沃泽机械科技有限公司 | Air tightness testing device for rear axle transmission shell of tractor |
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