CN205325421U

CN205325421U - Super smart quick -witted centering machine

Info

Publication number: CN205325421U
Application number: CN201620042775.XU
Authority: CN
Inventors: 王军; 章跃军; 张旭光
Original assignee: Zhejiang Tuoman Zhizao Technology Co Ltd
Current assignee: Zhejiang Tuoman Zhizao Technology Co Ltd
Priority date: 2016-01-17
Filing date: 2016-01-17
Publication date: 2016-06-22
Anticipated expiration: 2026-01-17

Abstract

The utility model provides a super smart quick -witted centering machine, includes dabber, mounting, transition piece, connecting axle and spacing seat, spacing seat be annular hollow structure, and its annular hollow structure's middle part sets up round opening, sets up round opening in the annular hollow structure's in other one side of round opening's correspondence middle part, the dabber is installed in the annular hollow structure of spacing seat, and the one end of dabber is stretched out round opening and is installed the bearing inner race who treats processing, and the other end and the tip that stretches into round opening's connecting axle of dabber contact, the inside of connecting axle is equipped with the through -hole, and the fixed orifices is expanded as in that one end that the connecting axle stretched into round opening to the through -hole, the outside fixed mounting of transition piece is in the fixed orifices, and then fixed mounting is in the hole of transition piece for the one end of mounting, and the other end of mounting stretches into in the inner chamber of dabber. Can adapt to bearing inner race's processing characteristic, can cooperate the main shaft that the commonality is strong, improve the machining efficiency and the equipment commonality of super smart machine.

Description

Superfinishing machine centering machine

Technical field

This utility model relates to a kind of Superfinishing machine centering machine。

Background technology

Microstoning is the finished machined utilizing the microstone being contained in vibration head that polished surface is carried out。Microstoning carries out after being typically scheduled at precision grinding process, its allowance only several microns, is suitable to machining crankshafts, roll, bearer ring and the cylindrical of various precision component, inner circle, plane, channel surface and sphere etc.。Superfinishing machine is just by a kind of precision equipment of this processing, with relatively low pressure, oilstone is pressed on the workpiece being rotating, and forms surface contact state, and meanwhile, oilstone does the axial vibration of upper frequency with surface of the work of finely polishing。Superfinishing function significantly improves roughness at short notice, owing under low pressure processing, so the surface texture of workpiece does not produce ANOMALOUS VARIATIONS, and can remove or major part removes mill processing or the damaged surface layer produced when machining operation, and owing to oilstone and workpiece are the face ways of contact, automatic profiling, it is possible to remove the external waviness easily occurred in mill processing, thus improving circularity。

One important applied field of Superfinishing machine is by the microstoning of bearing internal external circle。In current existing Superfinishing machine equipment and technology, due to the characteristic that machined bearing inner race is different with bearing outer ring, it is generally used for the Superfinishing machine of processing bearing inner race and the Superfinishing machine for processing bearing outer ring need to separately design and buy use, although or employ an equipment, but equipment there is apparatus structures different in a large number for different processing works, needing to be changed constantly, cost is high, and efficiency is low。Different processing environments is can adapt at present, it is possible to being simultaneously suitable for the superfinishing of bearing inner race and outer ring, technological action is easy to adjust, accurate, the Superfinishing machine that reliability is high in the urgent need to a kind of。Due to the processing characteristics that bearing outer ring is different with bearing inner race, there is very big difference in its installation way on main shaft, if the main shaft of a kind of highly versatile can be designed, equipment adjustment during by processing different workpieces is limited in simple fixture and installs, and will be greatly enhanced working (machining) efficiency and the equipment interoperability of Superfinishing machine。

In the prior art, such as Chinese patent application CN201520530617.4 discloses the centerless fixture of a kind of Superfinishing machine, including the driving dish being installed on machine body main shaft, it is installed on described machine body and the location dish coaxial with described driving dish, and it is installed on the dish of described location for supporting the supporting arrangement of lasso, described supporting arrangement includes two groups of bearing group supporting described lasso, in described bearing group, the outer ring of block bearing is tangent with the external diameter Φ D of described lasso, and described lasso has eccentric amount e between itself and described main shaft after being positioned by block bearing。This centerless fixture efficiently solve supporting arrangement in centerless fixture the fulcrum vestige of lasso is increased the weight of, support appearance abrasion after, change the problems such as loaded down with trivial details。

But, although this patent improves the problems such as Superfinishing machine clamp-replacing is loaded down with trivial details to a certain extent, but technical problem presented above cannot be solved,

Utility model content

In view of situation above, in order to solve above-mentioned technology Problems existing, the utility model proposes a kind of Superfinishing machine centering machine, including mandrel, fixture, transition piece, connection axle and limit base；Described limit base is annular hollow structure, and the middle part of its annular hollow structure arranges circular open, arranges circular open in the middle part of the corresponding other side annular hollow structure of circular open；Described mandrel is arranged in the annular hollow structure of limit base, and one end of mandrel is stretched out circular open and installs bearing inner race to be processed, and the other end of mandrel contacts with the end connecting axle stretching into circular open；The inside of described connection axle is provided with through hole, and fixing hole is expanded as in that one end that through hole stretches into circular open at connection axle；The external stability of transition piece is arranged in fixing hole, and one end of fixture is then fixedly mounted in the endoporus of transition piece, and the other end of fixture stretches in the inner chamber of mandrel。

In the Superfinishing machine centering machine according to this utility model embodiment, preferably, described transition piece being additionally provided with transitional pore, transitional pore runs through transition piece, one end of transitional pore is connected with through hole, and the other end is connected with mandrel and the space being connected between axle contact surface。

In the Superfinishing machine centering machine according to this utility model embodiment, alternatively, the end that described mandrel and connection axle contact is ledge structure, and the first mandrel step surface and first connects pillow block terrace and directly contacts, and there is space between the second mandrel step surface and the second connection pillow block terrace。

In the Superfinishing machine centering machine according to this utility model embodiment, it is preferable that described fixture stretches into the one end in the inner chamber of mandrel and is provided with fastener apertures, fastener apertures is perpendicular to the axial of fixture and runs through fixture。

In the Superfinishing machine centering machine according to this utility model embodiment, preferably, the inner chamber of described mandrel extends to its one end stretching out circular open, in the end of inner chamber, mandrel is provided with mandrel pressure port, and mandrel pressure port is perpendicular to the axial of mandrel and is in communication with the outside by the inner chamber of mandrel。

As a kind of decision design, in the Superfinishing machine centering machine according to this utility model embodiment, it is additionally provided with mandrel overcoat, mandrel overcoat is arranged on mandrel and stretches out one end of circular open, put outside mandrel and be perpendicular to it and axially arranged have jacket pressure hole, jacket pressure hole is corresponding with mandrel pressure port and is connected, and bearing inner race to be processed is arranged on outside mandrel and puts。

Further, described mandrel is provided with hole of leaking, and leak the hole intracavity inter-connection by the annular hollow structure of limit base Yu mandrel。Described limit base is provided with discharge orifice, and the annular hollow structure of limit base is connected by discharge orifice with the external world。

After taking the technology that the utility model proposes, Superfinishing machine centering machine according to this utility model embodiment, can adapt to the processing characteristics of bearing inner race, the main shaft of highly versatile can be coordinated, equipment adjustment during by processing different workpieces is limited in simple fixture and installs, and is greatly enhanced working (machining) efficiency and the equipment interoperability of Superfinishing machine。

Accompanying drawing explanation

Fig. 1 illustrates a kind of Superfinishing machine centering machine half sectional view according to this utility model embodiment

Description of reference numerals

Mandrel 1, mandrel pressure port 11, hole the 12, first mandrel step surface the 141, the second mandrel step surface 142 that leaks, fixture 2, fastener apertures 21, transition piece 3, transitional pore 31, connection axle 4, through hole 41, fixing hole 410, first connect pillow block terrace 411, second and connect pillow block terrace 412, limit base 5, circular open 51, circular open 52, discharge orifice 53, mandrel overcoat 6, jacket pressure hole 61, bearing inner race 9

Detailed description of the invention

Below with reference to accompanying drawings of the present utility model each is preferred embodiment described。There is provided the description referring to accompanying drawing, to help the understanding to the example embodiment of the present utility model limited by claim and equivalent thereof。It includes the various details helping to understand, but they can only be counted as being illustrative of。Therefore, it would be recognized by those skilled in the art that and embodiment described herein can be made various changes and modifications, without deviating from scope and spirit of the present utility model。And, in order to make description clearly succinct, will omit the detailed description that it is well known that function and structure。

As it is shown in figure 1, as a kind of Superfinishing machine centering machine according to this utility model embodiment, including mandrel 1, fixture 2, transition piece 3, connect axle 4 and limit base 5；Described limit base 5 is annular hollow structure, and the middle part of its annular hollow structure arranges circular open 51, arranges circular open 52 in the middle part of the corresponding other side annular hollow structure of circular open 51；Described mandrel 1 is arranged in the annular hollow structure of limit base 5, and one end of mandrel 1 is stretched out circular open 52 and installs bearing inner race 9 to be processed, and the other end of mandrel 1 contacts with the end connecting axle 4 stretching into circular open 51；The inside of described connection axle 4 is provided with through hole 41, and fixing hole 410 is expanded as in that one end that through hole 41 stretches into circular open 51 at connection axle 4；The external stability of transition piece 3 is arranged in fixing hole 410, and one end of fixture 2 is then fixedly mounted in the endoporus of transition piece 3, and the other end of fixture 2 stretches in the inner chamber of mandrel 1。

As a kind of Superfinishing machine centering machine according to this utility model embodiment, described transition piece 3 is additionally provided with transitional pore 31, transitional pore 31 runs through transition piece 3, and one end of transitional pore 31 is connected with through hole 41, and the other end is connected with mandrel 1 and the space being connected between axle 4 contact surface。

Further, the end that described mandrel 1 and connection axle 4 contact is ledge structure, and the first mandrel step surface 141 connects pillow block terrace 411 with first and directly contacts, and the second mandrel step surface 142 is connected between pillow block terrace 412 with second and there is space。

Further, described fixture 2 stretches into the one end in the inner chamber of mandrel 1 and is provided with fastener apertures 21, and fastener apertures 21 is perpendicular to the axial of fixture 2 and runs through fixture 2。

As a kind of Superfinishing machine centering machine according to this utility model embodiment, the inner chamber of described mandrel 1 extends to its one end stretching out circular open 52, end at inner chamber, mandrel 1 is provided with mandrel pressure port 11, and mandrel pressure port 11 is perpendicular to the axial of mandrel 1 and is in communication with the outside by the inner chamber of mandrel 1。

Further, as a kind of Superfinishing machine centering machine according to this utility model embodiment, it is additionally provided with mandrel overcoat 6, mandrel overcoat 6 is arranged on mandrel 1 and stretches out one end of circular open 52, mandrel overcoat 6 is perpendicular to it and axially arranged has jacket pressure hole 61, jacket pressure hole 61 is corresponding with mandrel pressure port 11 and is connected, and bearing inner race 9 to be processed is arranged on mandrel overcoat 6。

On this basis, described mandrel 1 is provided with hole 12 of leaking, and leak the hole 12 intracavity inter-connection by the annular hollow structure of limit base 5 Yu mandrel 1。Described limit base 5 is provided with discharge orifice 53, and the annular hollow structure of limit base 5 is connected by discharge orifice 53 with the external world。

Above this utility model being described in detail, principle of the present utility model and embodiment are set forth by specific case used herein, and the explanation of above example is only intended to help to understand method of the present utility model and core concept thereof；Simultaneously for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, in sum, this specification content should not be construed as restriction of the present utility model。

Through the above description of the embodiments, those skilled in the art is it can be understood that can implement to this utility model。Certainly, above listed situation is merely illustrative, and this utility model is not limited to that。It should be appreciated by those skilled in the art, according to other deformation of technical solutions of the utility model or simplification, this utility model can be suitably applied to, and should include in scope of the present utility model。

Claims

1. a Superfinishing machine centering machine, it is characterised in that include mandrel (1), fixture (2), transition piece (3), connect axle (4) and limit base (5)；Described limit base (5) is annular hollow structure, the middle part of its annular hollow structure arranges circular open (51), arranges circular open (52) in the middle part of the corresponding other side annular hollow structure of circular open (51)；Described mandrel (1) is arranged in the annular hollow structure of limit base (5), one end of mandrel (1) is stretched out circular open (52) and installs bearing inner race (9) to be processed, and the other end of mandrel (1) contacts with the end of the connection axle (4) stretching into circular open (51)；The inside of described connection axle (4) is provided with through hole (41), and fixing hole (410) is expanded as in that one end that through hole (41) stretches into circular open (51) in connection axle (4)；The external stability of transition piece (3) is arranged in fixing hole (410), one end of fixture (2) is then fixedly mounted in the endoporus of transition piece (3), and the other end of fixture (2) stretches in the inner chamber of mandrel (1)。

2. a kind of Superfinishing machine centering machine according to claim 1, it is characterized in that, described transition piece (3) is additionally provided with transitional pore (31), transitional pore (31) runs through transition piece (3), one end of transitional pore (31) is connected with through hole (41), and the other end is connected with mandrel (1) and the space being connected between axle (4) contact surface。

3. a kind of Superfinishing machine centering machine according to claim 1 and 2, it is characterized in that, the end that described mandrel (1) and connection axle (4) contact is ledge structure, first mandrel step surface (141) connects pillow block terrace (411) with first and directly contacts, and the second mandrel step surface (142) is connected with second between pillow block terrace (412) and there is space。

4. a kind of Superfinishing machine centering machine according to claim 1 and 2, it is characterized in that, described fixture (2) stretches into the one end in the inner chamber of mandrel (1) and is provided with fastener apertures (21), and fastener apertures (21) is perpendicular to the axial of fixture (2) and runs through fixture (2)。

5. a kind of Superfinishing machine centering machine according to claim 1 and 2, it is characterized in that, the inner chamber of described mandrel (1) extends to its one end stretching out circular open (52), end at inner chamber, mandrel (1) is provided with mandrel pressure port (11), and mandrel pressure port (11) is perpendicular to the axial of mandrel (1) and is in communication with the outside by the inner chamber of mandrel (1)。

6. a kind of Superfinishing machine centering machine according to claim 5, it is characterized in that, it is additionally provided with mandrel overcoat (6), mandrel overcoat (6) is arranged on mandrel (1) and stretches out one end of circular open (52), mandrel overcoat (6) is perpendicular to it and axially arranged has jacket pressure hole (61), jacket pressure hole (61) is corresponding with mandrel pressure port (11) and is connected, and bearing inner race (9) to be processed is arranged on mandrel overcoat (6)。

7. a kind of Superfinishing machine centering machine according to claim 1 and 2, it is characterized in that, described mandrel (1) is provided with hole of leaking (12), and hole of leaking (12) are by the intracavity inter-connection of the annular hollow structure of limit base (5) Yu mandrel (1)。

8. a kind of Superfinishing machine centering machine according to claim 7, it is characterized in that, described limit base (5) is provided with discharge orifice (53), and the annular hollow structure of limit base (5) is connected by discharge orifice (53) with the external world。