CN206601220U - A kind of camshaft tightness test device - Google Patents
A kind of camshaft tightness test device Download PDFInfo
- Publication number
- CN206601220U CN206601220U CN201720370819.6U CN201720370819U CN206601220U CN 206601220 U CN206601220 U CN 206601220U CN 201720370819 U CN201720370819 U CN 201720370819U CN 206601220 U CN206601220 U CN 206601220U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- camshaft
- dead head
- cushion block
- roof vent
- 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.)
- Expired - Fee Related
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a kind of camshaft tightness test device, including bottom plate and supporting arrangement；Bottom plate sets cylinder base, cylinder is provided with the outside of the cylinder base, the piston rod front end of one of them cylinder has been connected through a screw thread front end dead head, it is top that the nose threads of the front end dead head are connected with front end, it is top that the piston rod nose threads of cylinder described in another are connected with tail end, the top end of the tail end is conical nose, the tail end is top, all portions of front end dead head are provided with circumferential passage and the center roof vent being connected with circumferential passage, the front end it is top be provided centrally with center roof vent, the center roof vent of its front end dead head center roof vent top with front end is connected, air pump air admission hole is connected outside the circumferential passage of the front end dead head, the top circumferential passage of the tail end is externally connected with pressure gauge.
Description
Technical field
The utility model is related to camshaft manufacture processing technique field, relates in particular to a kind of camshaft air-tight test
Device.
Background technology
Many camshaft parts are used on family-sized car, the inside of camshaft is hollow-core construction, and camshaft is with respect to two
Side offers oilhole, and the two ends of camshaft are blocked using steel ball, and camshaft will carry out air-leakage test before dispatching from the factory, main inspection
Survey steel ball and whether tight block.But in process of production, it is also required to sometimes airtight to setting the camshaft before steel ball to carry out
Property experiment, for detect camshaft casting whether have stomata, trachoma in terms of defect, but at present, prior art Camshaft Production
Air-tightness detection device used in producer is complicated, operate inconvenience, inefficiency, poor reliability.
The content of the invention
For the defect of above-mentioned prior art, the utility model provides a kind of camshaft tightness test device, overcomes existing
There are the complicated camshaft tightness test device of technology, operation inconvenience, inefficiency, the defect of poor reliability.
To achieve these goals, the technical solution of the utility model is：
A kind of camshaft tightness test device, including bottom plate and the branch for being arranged on bottom plate and giving camshaft to support
Bearing apparatus；The bottom plate is symmetrically arranged with the cylinder base of L-shaped in the both sides of supporting arrangement, and two cylinder bases are fixed on
On bottom plate, cylinder is provided with the outside of the cylinder base, the piston rod of the cylinder passes through cylinder base and points to two cylinder bottoms
The centre position of seat；The piston rod front end of one of them cylinder has been connected through a screw thread front end dead head, and the front end is top
The nose threads of seat are connected with piston rod nose threads top, the institute that is connected with tail end for the cylinder that front end is top, described in another
The top end of tail end is stated for conical nose, the tail end is top, all portions of front end dead head are provided with circumferential passage and with
The center roof vent that circumferential passage is connected, the front end it is top be provided centrally with center roof vent, its front end dead head
The center roof vent center roof vent top with front end be connected, connect air pump outside the circumferential passage of the front end dead head
Air admission hole, the top circumferential passage of the tail end is externally connected with pressure gauge.
As the improvement to above-mentioned technology, the front end is top to be made up of nylon material.
As the improvement to above-mentioned technology, the supporting arrangement is two, is respectively in the inner side of two cylinder bases and is located at
The outside of two cylinder base centers, including support, the support are T-shaped support, and the top depression of the support has mounting groove,
The mounting groove is embedded with cushion block, and the support is provided with clamping plate in the both sides for installing groove location, and described clamping plate is connected on support
And cushion block is installed between two clamping plates, the cushion block, clamping plate are all provided with semicircular card holding trough, the card holding trough of the cushion block
Radius be less than clamping plate card holding trough radius；The center of the card holding trough of the cushion block with tail end is top, front end is top, front end push up
The central coaxial of sharp seat.
As the improvement to above-mentioned technology, the cushion block is nylon sheet.
Camshaft tightness test device of the present utility model, camshaft is installed on the card holding trough of the cushion block of supporting arrangement
Interior, cushion block is made up of nylon rod material, it is to avoid cause the scuffing of colliding with of camshaft, and supporting arrangement is located at the both sides of center,
And positioned at the inner side of two cylinder bases, camshaft can be given with stable supporting, it is ensured that the shelf-stability and water of camshaft
Flat, two cylinders, front end cylinder acts on that front end is top to be against in the front end surface of camshaft by front end dead head, front end
Top center roof vent is connected with the hollow-core construction of camshaft, and tail end is top is against cam by the conical nose of end
On the rear end end face of axle, the top center roof vent of tail end is connected with the hollow-core construction of camshaft, the clamping action of two cylinders
It can ensure there is enough pressure, front end airflow and pressurize, and the pressure gauge of tail end shows this gas pressure value, when in pressurize
When period gas pressure value does not change, it was demonstrated that this camshaft is qualified products.
Compared with prior art, the beneficial effect acquired by the utility model is：It is simple in construction, it is easy to operate, test work
Make efficiency high, good reliability, the camshaft tightness test device that overcomes prior art is complicated, operation inconvenience, work
Efficiency is low, poor reliability defect.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, any modification, equivalent substitution and improvements made etc., it should be included in of the present utility model
Within protection domain.
As shown in figure 1, camshaft tightness test device of the present utility model, including bottom plate 1 and it is arranged on bottom plate 1 simultaneously
The supporting arrangement for giving camshaft to support；The bottom plate 1 is symmetrically arranged with the cylinder base 2 of L-shaped in the both sides of supporting arrangement,
Two cylinder bases 2 are fixed on bottom plate 1, and the outside of the cylinder base 2 is provided with cylinder 3, the piston rod of the cylinder 3
Through the centre position of cylinder base 2 and two cylinder bases 2 of sensing；The piston rod front end of one of them cylinder 3 passes through spiral shell
Line is connected with front end dead head 5, and the nose threads of the front end dead head 5 are connected with front end top 6, the cylinder 3 described in another
Piston rod nose threads be connected with tail end top 4, the end of the tail end top 4 is conical nose, the tail end top 4,
All portions of front end dead head 5 are provided with circumferential passage 7 and the center roof vent 8 being connected with circumferential passage 7, the front end
Top 6 are provided centrally with center roof vent 8, the central aeration of the center roof vent 8 of its front end dead head 5 and front end top 6
Hole 8 is connected, and the outer connection air pump air admission hole of circumferential passage 7 of the front end dead head 5, the circumference of the tail end top 4 is led to
Stomata 7 is externally connected with pressure gauge.
As the improvement to above-mentioned technology, the front end top 6 is made up of nylon material.
As the improvement to above-mentioned technology, the supporting arrangement is two, is respectively in the inner side of two cylinder bases 2 and is located at
The outside of the center of two cylinder base 2, including support 9, the support 9 are T-shaped support, and the top depression of the support 9 has peace
Tankage, the mounting groove is embedded with cushion block 10, and the support 9 is provided with clamping plate 11, described clamping plate 11 in the both sides for installing groove location
It is connected on support 9 and cushion block 10 is installed between two clamping plates 11, the cushion block 10, clamping plate 11 is all provided with semicircular card
Tankage, the radius of the card holding trough of the cushion block 10 is less than the radius of the card holding trough of clamping plate 11；In the card holding trough of the cushion block 10
The heart and tail end top 4, front end top 6, the central coaxial of front end dead head 5.
As the improvement to above-mentioned technology, the cushion block 10 is nylon sheet.
Camshaft tightness test device of the present utility model, camshaft is installed on the card holding trough of the cushion block of supporting arrangement
Interior, cushion block is made up of nylon rod material, it is to avoid cause the scuffing of colliding with of camshaft, and supporting arrangement is located at the both sides of center,
And positioned at the inner side of two cylinder bases, camshaft can be given with stable supporting, it is ensured that the shelf-stability and water of camshaft
Flat, two cylinders, front end cylinder acts on that front end is top to be against in the front end surface of camshaft by front end dead head, front end
Top center roof vent is connected with the hollow-core construction of camshaft, and tail end is top is against cam by the conical nose of end
On the rear end end face of axle, the top center roof vent of tail end is connected with the hollow-core construction of camshaft, the clamping action of two cylinders
It can ensure there is enough pressure, front end airflow and pressurize, and the pressure gauge of tail end shows this gas pressure value, when in pressurize
When period gas pressure value does not change, it was demonstrated that this camshaft is qualified products.
Compared with prior art, the beneficial effect acquired by the utility model is：It is simple in construction, it is easy to operate, test work
Make efficiency high, good reliability, the camshaft tightness test device that overcomes prior art is complicated, operation inconvenience, work
Efficiency is low, poor reliability defect.
Claims (4)
1. a kind of camshaft tightness test device, it is characterised in that：Including bottom plate and it is arranged on bottom plate and gives camshaft
With the supporting arrangement of supporting；The bottom plate is symmetrically arranged with the cylinder base of L-shaped, two cylinders in the both sides of supporting arrangement
Base is fixed on bottom plate, and cylinder is provided with the outside of the cylinder base, and the piston rod of the cylinder passes through cylinder base and referred to
To the centre position of two cylinder bases；The piston rod front end of one of them cylinder has been connected through a screw thread front end dead head,
The piston rod nose threads that the nose threads of the front end dead head are connected with the cylinder that front end is top, described in another are connected with tail
End is top, and the top end of the tail end is conical nose, and the tail end is top, all portions of front end dead head are provided with circumferential lead to
Stomata and the center roof vent being connected with circumferential passage, the front end it is top be provided centrally with center roof vent, before it
The center roof vent for holding the center roof vent of dead head top with front end is connected, outside the circumferential passage of the front end dead head
Air pump air admission hole is connected, the top circumferential passage of the tail end is externally connected with pressure gauge.
2. camshaft tightness test device according to claim 1, it is characterised in that：The top front end is nylon material
Material is made.
3. camshaft tightness test device according to claim 1, it is characterised in that：The supporting arrangement is two,
It is respectively in the inner side of two cylinder bases and positioned at the outside of two cylinder base centers, including support, the support is T-shaped branch
Frame, the top depression of the support has mounting groove, and the mounting groove is embedded with cushion block, and the support is provided with the both sides for installing groove location
Clamping plate, described clamping plate is connected on support and cushion block is installed between two clamping plates, and the cushion block, clamping plate are all provided with semicircle
The card holding trough of shape, the radius of the card holding trough of the cushion block is less than the radius of the card holding trough of clamping plate；In the card holding trough of the cushion block
The heart with tail end is top, front end is top, the central coaxial of front end dead head.
4. camshaft tightness test device according to claim 3, it is characterised in that：The cushion block is nylon sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720370819.6U CN206601220U (en) | 2017-04-11 | 2017-04-11 | A kind of camshaft tightness test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720370819.6U CN206601220U (en) | 2017-04-11 | 2017-04-11 | A kind of camshaft tightness test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206601220U true CN206601220U (en) | 2017-10-31 |
Family
ID=60143951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720370819.6U Expired - Fee Related CN206601220U (en) | 2017-04-11 | 2017-04-11 | A kind of camshaft tightness test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206601220U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692869A (en) * | 2018-04-18 | 2018-10-23 | 西安飞机工业（集团）有限责任公司 | A kind of conduit air tightness tester and test method |
-
2017
- 2017-04-11 CN CN201720370819.6U patent/CN206601220U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692869A (en) * | 2018-04-18 | 2018-10-23 | 西安飞机工业（集团）有限责任公司 | A kind of conduit air tightness tester and test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171031 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |