CN209520615U - A kind of processing unit (plant) of high life liner-less profiled holes automobile connecting bar - Google Patents
A kind of processing unit (plant) of high life liner-less profiled holes automobile connecting bar Download PDFInfo
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- CN209520615U CN209520615U CN201821657593.9U CN201821657593U CN209520615U CN 209520615 U CN209520615 U CN 209520615U CN 201821657593 U CN201821657593 U CN 201821657593U CN 209520615 U CN209520615 U CN 209520615U
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- pressing plate
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Abstract
The utility model relates to a kind of processing unit (plant)s of high life liner-less profiled holes automobile connecting bar, including con-rod only, process tool, fixture and lathe, the process tool includes the first cylindrical body, the first cone is connected at first cylinder bottom center, the first cone bottom center connects the second cone, the second cone bottom center connects the second cylindrical body, drill bit is connected at second cylinder bottom center, the fixture includes bottom plate, lateral pressing plate and vertical pressing plate are equipped at the top of the bottom plate, the transverse direction pressing plate and the vertical pressing plate bottom side are connected with support rod, what the utility model can be convenient processes speaker hole, improve the bearing capacity of connecting rod, the service life of connecting rod is set to obtain very big continuity, it no longer needs that copper bush is installed, it reduces costs, and connecting rod high-wearing feature can be reached , the high life effect, also reduce connecting rod weight, advantageously reduce global vibration of engine and improve engine oil consumption.
Description
Technical field
The utility model relates to a kind of processing unit (plant)s of high life liner-less profiled holes automobile connecting bar, belong to automobile connecting bar and add
Work field.
Background technique
As engine generallys use high compression ratio and high explosion pressure, small end of connecting rod fracture failure be increased, in addition to
Thermal stress, material creep etc. cause outside small head rupture, the study found that the structure of connecting rod small end hole also has a major impact fracture,
The bearing capacity that connecting rod can be improved in small end of connecting rod profiled holes design (elliptical aperture, speaker hole or oval speaker hole), is car engine
The development trend of machine link design, therefore company needs to develop the Novel connection for producing that a kind of connecting rod small end hole is speaker hole
Bar.
Automobile connecting bar processing is generally carried out using digital control vertical machining center, and digital control vertical machining center is three axis machining,
And Z axis can only up and down reciprocatingly be run, conventional machining mode is not able to satisfy the production requirement of speaker hole, therefore is also required to consider
It is mating come the production for meeting such connecting rod using a kind of new processing unit (plant).
Utility model content
The technical problems to be solved in the utility model overcomes existing defect, provides a kind of high life liner-less profiled holes vapour
The processing unit (plant) of vehicle connecting rod is solved existing automobile connecting bar processing and is generally carried out using digital control vertical machining center, numerical control vertical
Formula machining center is three axis machining, and Z axis can only up and down reciprocatingly be run, and conventional machining mode is not able to satisfy the life of speaker hole
The problem of production demand.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of processing unit (plant) of high life liner-less profiled holes automobile connecting bar, including con-rod only, process tool, fixture with
Lathe, the process tool include the first cylindrical body, connect the first cone at first cylinder bottom center, and described the
One cone bottom center connects the second cone, and the second cone bottom center connects the second cylindrical body, described
Connection drill bit at second cylinder bottom center, the fixture includes bottom plate, equipped with lateral pressing plate and vertically at the top of the bottom plate
Pressing plate, the transverse direction pressing plate and the vertical pressing plate bottom side are connected with support rod, and the support rod bottom is arranged in described
In bottom plate, it is equipped with strip through-hole in the transverse direction pressing plate and the vertical pressing plate, screw rod, institute are equipped in the strip through-hole
It states and is fixedly connected at the top of screw rod bottom and the bottom plate, nut seat, and the lateral pressing plate one are threaded on the screw rod
End is set there are two compression bar, and the bottom plate top has also been bolted fixed block by connection, has been equipped with screw thread at the top of the fixed block
Block, through being connected with hold-down bolt in the threaded block.
Furthermore, it is connect at the top of the process tool with the main shaft of the lathe.
Furthermore, the con-rod only is set at the top of the bottom plate.
Furthermore, the compression bar is abutted at the top of the con-rod only with the vertical pressing plate bottom, the pressure
Tight bolt one end is abutted with the con-rod only side.
Furthermore, the nut seat is connected at the top of the lateral pressing plate.
Furthermore, the fixed number of blocks is two, and is set on same vertical line.
The utility model is the utility model has the advantages that con-rod only is placed at the top of the bottom plate, support rod can rotate, to make cross
Suitable angle is turned to pressing plate and vertical pressing plate, nut seat is rotated on screw rod and is moved down, makes lateral pressing plate and vertical pressure
Plate is compressed by nut seat, so that con-rod only is fixed, and can also be rotatably compressed bolt, be made hold-down bolt in spiral shell
Precession in line block compresses two hold-down bolts by con-rod only, and then the main shaft of lathe drives process tool to be rotationally advancing, and bores
Head processes aperture, and then the second cylindrical body drills out through-hole, and subsequent first cone processes speaker hole, and the utility model can be with
Speaker hole easily is processed, improves the bearing capacity of connecting rod, so that the service life of connecting rod is obtained very big continuity, it is no longer necessary to pacify
Copper bush is filled, is reduced costs, and can achieve the effect that connecting rod high-wearing feature, high life, is also reduced connecting rod weight, be conducive to
It reduces global vibration of engine and improves the oil consumption of engine.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
Fig. 1 is the structure chart of the fixture of the utility model；
Fig. 2 is the structure chart of the process tool of the utility model；
Fig. 3 is the side view of the lateral pressing plate of the utility model.
Figure label: 1, con-rod only；2, process tool；3, fixture；4, lathe；5, the first cylindrical body；6, the first circular cone
Body；7, the second cone；8, the second cylindrical body；9, drill bit；10, bottom plate；11, lateral pressing plate；12, vertical pressing plate；13, it supports
Bar；14, strip through-hole；15, screw rod；16, nut seat；17, compression bar；18, bolt is connected；19, fixed block；20, threaded block；21,
Hold-down bolt；22, square hole.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
As shown in Figure 1-Figure 3, the utility model provides a kind of technical solution: a kind of high life liner-less profiled holes automobile company
The processing unit (plant) of bar, including con-rod only 1, process tool 2, fixture 3 and lathe 4, the process tool 2 include the first cylindrical body
5,5 bottom center of the first cylindrical body connects the first cone 6,6 bottom center of the first cone connection second
Cone 7,7 bottom center of the second cone connect the second cylindrical body 8, and 8 bottom center of the second cylindrical body connects
Drill bit 9 is connect, the fixture 3 includes bottom plate 10, and lateral pressing plate 11 and vertical pressing plate 12, the transverse direction are equipped at the top of the bottom plate 10
Pressing plate 11 and 12 bottom side of vertical pressing plate are connected with support rod 13, and 13 bottom of support rod is arranged in the bottom plate 10
It is interior, it is equipped with strip through-hole 14 in the transverse direction pressing plate 11 and the vertical pressing plate 12, is equipped with spiral shell in the strip through-hole 14
It is fixedly connected at the top of bar 15,15 bottom of screw rod and the bottom plate 10, nut seat 16 is threaded on the screw rod 15, and
11 one end of the transverse direction pressing plate is set there are two compression bar 17, and 10 top of bottom plate is also connected with fixed block by connecting bolt 18
19, threaded block 20 is equipped at the top of the fixed block 19, through being connected with hold-down bolt 21 in the threaded block 20.
2 top of process tool is connect with the main shaft of the lathe 4, before the main shaft of lathe 4 drives process tool 2 to rotate
Be set to 10 top of bottom plate into, the con-rod only 1, the compression bar 17 and 12 bottom of vertical pressing plate with the connecting rod
It is abutted at the top of ontology 1, described 21 one end of hold-down bolt is abutted with 1 side of con-rod only, and the nut seat 16 is connected to institute
Lateral 11 top of pressing plate is stated, so that con-rod only 1 is fixed, the bottom plate 10 is equipped with square hole 22, the square hole 22
Immediately below 1 side of con-rod only, convenient for drilling out speaker hole to con-rod only 1.
Utility model works principle: being placed in 10 top of bottom plate for con-rod only 1, and support rod 13 can rotate, from
And lateral pressing plate 11 is made to turn to suitable angle with vertical pressing plate 12, nut seat 16 is rotated on screw rod 15 and is moved down, cross is made
It is compressed by nut seat 16 to pressing plate 11 with vertical pressing plate 12, so that con-rod only 1 is fixed, and pressure can also be rotated
Tight bolt 21, makes the precession in threaded block 20 of hold-down bolt 21, compresses two hold-down bolts 21 by con-rod only 1, then machine
The main shaft of bed 4 drives process tool 2 to be rotationally advancing, and drill bit 9 processes aperture, and then the second cylindrical body 8 drills out through-hole, and subsequent the
One cone 6 processes speaker hole.
The above are the preferable embodiment of the utility model, the utility model those skilled in the art can also be to upper
It states embodiment to change and modify, therefore, the utility model is not limited to above-mentioned specific embodiment, all abilities
Field technique personnel made any conspicuous improvement, replacement or modification on the basis of the utility model belong to practical
Novel protection scope.
Claims (6)
1. a kind of processing unit (plant) of high life liner-less profiled holes automobile connecting bar, including con-rod only (1), process tool (2), folder
Have (3) and lathe (4), it is characterised in that: the process tool (2) includes the first cylindrical body (5), first cylindrical body (5)
Bottom center connects the first cone (6), and the first cone (6) bottom center connects the second cone (7), described
Second cone (7) bottom center connects the second cylindrical body (8), and the second cylindrical body (8) bottom center connects drill bit
(9), the fixture (3) includes bottom plate (10), and lateral pressing plate (11) and vertical pressing plate (12), institute are equipped at the top of the bottom plate (10)
It states lateral pressing plate (11) and the vertical pressing plate (12) bottom side is connected with support rod (13), support rod (13) bottom is worn
In the bottom plate (10), strip through-hole (14), institute are equipped on the transverse direction pressing plate (11) and the vertical pressing plate (12)
It states and is equipped with screw rod (15) in strip through-hole (14), is fixedly connected at the top of screw rod (15) bottom and the bottom plate (10), institute
It states and is threaded on screw rod (15) nut seat (16), and described lateral pressing plate (11) one end sets that there are two compression bar (17), it is described
It is also connected with fixed block (19) by connecting bolt (18) at the top of bottom plate (10), threaded block is equipped at the top of the fixed block (19)
(20), run through in the threaded block (20) and be connected with hold-down bolt (21).
2. a kind of processing unit (plant) of high life liner-less profiled holes automobile connecting bar according to claim 1, it is characterised in that: institute
It states and is connect at the top of process tool (2) with the main shaft of the lathe (4).
3. a kind of processing unit (plant) of high life liner-less profiled holes automobile connecting bar according to claim 1, it is characterised in that: institute
Con-rod only (1) is stated at the top of the bottom plate (10).
4. a kind of processing unit (plant) of high life liner-less profiled holes automobile connecting bar according to claim 3, it is characterised in that: institute
It states compression bar (17) and is abutted with the con-rod only (1) top with the vertical pressing plate (12) bottom, the hold-down bolt (21)
One end is abutted with the con-rod only (1) side.
5. a kind of processing unit (plant) of high life liner-less profiled holes automobile connecting bar according to claim 1, it is characterised in that: institute
Nut seat (16) is stated to be connected at the top of the lateral pressing plate (11).
6. a kind of processing unit (plant) of high life liner-less profiled holes automobile connecting bar according to claim 1, it is characterised in that: institute
Bottom plate (10) are stated equipped with square hole (22), the square hole (22) is located at immediately below the con-rod only (1) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821657593.9U CN209520615U (en) | 2019-06-24 | 2019-06-24 | A kind of processing unit (plant) of high life liner-less profiled holes automobile connecting bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821657593.9U CN209520615U (en) | 2019-06-24 | 2019-06-24 | A kind of processing unit (plant) of high life liner-less profiled holes automobile connecting bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209520615U true CN209520615U (en) | 2019-10-22 |
Family
ID=68211803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821657593.9U Active CN209520615U (en) | 2019-06-24 | 2019-06-24 | A kind of processing unit (plant) of high life liner-less profiled holes automobile connecting bar |
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| Country | Link |
|---|---|
| CN (1) | CN209520615U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936241A (en) * | 2019-12-20 | 2020-03-31 | 沈阳航空航天大学 | Device for grinding fiber inner diameter shaft sleeve after pressing and operation method thereof |
-
2019
- 2019-06-24 CN CN201821657593.9U patent/CN209520615U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936241A (en) * | 2019-12-20 | 2020-03-31 | 沈阳航空航天大学 | Device for grinding fiber inner diameter shaft sleeve after pressing and operation method thereof |
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