CN106965003B

CN106965003B - Auxiliary supporting mechanism for processing top surface and hole clamp of cylinder cover

Info

Publication number: CN106965003B
Application number: CN201710333670.9A
Authority: CN
Inventors: 许保雄; 唐宗智; 王鹏; 潘福斌; 周平; 庞付
Original assignee: Guangxi Yuchai Machinery Co Ltd
Current assignee: Guangxi Yuchai Machinery Co Ltd
Priority date: 2017-05-12
Filing date: 2017-05-12
Publication date: 2023-06-16
Anticipated expiration: 2037-05-12
Also published as: CN106965003A

Abstract

The invention discloses an auxiliary supporting mechanism for processing a cylinder cover top surface and a hole clamp, which comprises a clamp body, a pull rod spring, a lock nut, a support column, a support spring, a push rod and a connecting baffle plate, wherein the pull rod is arranged on the clamp body; through seting up corresponding shaft hole on the anchor clamps body, through lock nut and the translation of control push rod, and then realize locking and unlocking effect to the support column. The invention has the advantages of good structural rigidity, high production efficiency, simple and convenient operation and good use effect.

Description

Auxiliary supporting mechanism for processing top surface and hole clamp of cylinder cover

Technical Field

The invention relates to the engine manufacturing technology, in particular to an auxiliary supporting mechanism for processing a top surface of a cylinder cover and a hole clamp.

Technical Field

In the process of machining the top surface and the hole of the cylinder cover by using the horizontal machining center, 4 auxiliary supports which are symmetrically distributed are needed to be added on the bottom surface of the cylinder cover in order to ensure the rigidity of a workpiece and improve the machining precision. If a common spiral auxiliary support is used, a producer cannot adjust the auxiliary support due to the small space between the bottom surface of the cylinder head and the clamp body. If four common independent thrust supports are used, the 4 auxiliary supports are required to be respectively adjusted when a producer clamps a workpiece, so that the working efficiency is low, the labor intensity is high, and the output is influenced. At present, no auxiliary supporting mechanism for processing the top surface of the cylinder cover and a hole clamp, which can realize efficient adjustment and has good structural rigidity, is found.

The foregoing background is only for the purpose of facilitating an understanding of the principles and concepts of the invention and is not necessarily in the prior art to the present application and is not intended to be used as an admission that such background is not entitled to antedate such novelty and creativity by the present application without undue evidence prior to the present application.

Disclosure of Invention

Aiming at the technical problems, the invention provides an auxiliary supporting mechanism for processing the top surface of the cylinder cover and a hole clamp, which has the advantages of good structural rigidity, high production efficiency and simple and convenient operation.

In order to achieve the above purpose, the invention adopts the following technical scheme: an auxiliary supporting mechanism for processing a cylinder cover top surface and a hole clamp comprises a clamp body, and also comprises a pull rod, a pull rod spring, a lock nut, a support column, a support spring, a push rod and a connecting baffle; the clamp body is provided with a supporting shaft hole which is longitudinally distributed and a push rod shaft hole which is transversely distributed; the supporting shaft hole is formed inwards from the upper body of the clamp body; the push rod shaft hole is formed inwards from the side surface of the clamp body; one end of the push rod shaft hole is communicated with the side wall of the support shaft hole; the support columns and the support springs are distributed in the support shaft holes, and the support springs are distributed below the support columns; the push rods are distributed in the push rod shaft holes; the pull rod is movably and transversely combined on the clamp body and extends out of two sides of the clamp body, one end of the pull rod is provided with threads, and the other end of the pull rod is provided with a limiting block; the two pull rod springs are arranged at the two ends of the pull rod respectively, two connecting baffles are arranged, each connecting baffle is provided with an inserting hole corresponding to the pull rod, the connecting baffles are sleeved into the pull rod through the inserting holes and distributed at the outer ends of the pull rod springs, and limiting blocks of the pull rod limit the connecting baffles; the connecting baffle is combined with the outer end of the push rod; the locking nuts are distributed at the threaded ends of the pull rods and limit the connecting baffle plates.

Further, a pull rod shaft hole is also transversely formed in the clamp body, and the pull rod shaft hole is centered and penetrates through the clamp body.

Further, the pull rod is inserted into the pull rod shaft hole to be movably combined on the clamp body.

Further, the support shaft holes and the push rod shaft holes are respectively provided with four, the four support shaft holes are distributed on the surface of the clamp body in a quadrilateral structure, so that the cylinder head is stably supported, and the four corresponding push rod shaft holes are distributed at the four ends of the clamp body.

Furthermore, both ends of the connecting baffle are respectively and tightly combined with the outer end of one push rod through screws.

Further, a wedge groove is formed in the side wall of the support column, and the wedge groove is formed in a slope mode. Further, the locking device also comprises wedges which are distributed between the push rod and the support column and are designed corresponding to wedge grooves of the support column so as to lock the support column.

Further, the limiting block of the pull rod is non-circular, so that the pull rod is prevented from rotating when the locking nut is rotated.

Further, the supporting shaft hole penetrates through the clamp body, and a sealing cover is correspondingly arranged and is mainly used for adjusting the spring supporting force of the supporting spring.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the continuous operation locking assembly of the support column is formed by the pull rod, the pull rod spring, the push rod, the connecting baffle plates and the wedge blocks, the locking nuts are screwed outwards, the two connecting baffle plates are moved outwards under the action of the pull rod springs at the two ends of the pull rod and move outwards in cooperation with the push rod, the wedge blocks can remove the locking force of the four support columns, the four support columns can float independently and can automatically cling to the bottom surface of the cylinder cover under the supporting action of the supporting springs, and when the belt needs to be adjusted and fixed, the locking nuts are screwed, so that the locking effect of the wedge blocks on the support columns is realized.

Drawings

FIG. 1 is a schematic view of the structure of the clamp body of the present invention;

FIG. 2 is a schematic view of the structure of an auxiliary support mechanism for machining the top surface of the cylinder head and the hole clamp of the present invention;

FIG. 3 is a longitudinal cross-sectional view of the wedge of the present invention in combination with a support post;

fig. 4 is a top view of the wedge of the present invention in combination with a support column.

Detailed Description

As shown in fig. 1 to 4, an auxiliary supporting mechanism for processing a cylinder head top surface and a hole clamp comprises a clamp body 1, and further comprises a pull rod 5, a pull rod spring 7, a lock nut 6, a supporting column 15, a supporting spring 10, a push rod 8, a connecting baffle 12 and a wedge 9; four supporting shaft holes 4 which are longitudinally distributed are formed in the clamp body 1, and the four supporting shaft holes 4 penetrate through the body surface of the clamp body 1 in a quadrilateral structure; meanwhile, four push rod shaft holes 2 which are transversely distributed and a pull rod shaft hole 3 which transversely penetrates through the clamp body 1 are also formed in the clamp body 1; the four push rod shaft holes 2 are respectively formed inwards from the side body of the clamp body 1 and distributed at the four ends of the clamp body 1, and one end of each push rod shaft hole 2 is communicated with the side wall of the supporting shaft hole 4; the pull rod shaft holes 3 are distributed in the middle. The support columns 15 and the support springs 10 are distributed in the support shaft holes 4, the support springs 10 are distributed below the support columns 15, and of course, a sealing cover 11 is correspondingly arranged at one end of the support shaft holes 4, and the sealing cover 11 can adjust the supporting force of the support springs 10; the side wall of the support column 15 is provided with a wedge groove which is formed in a slope manner, so that locking effect can be realized in the telescoping process of the support column 15. The wedge 9 is designed corresponding to the wedge groove so as to realize locking of the support column 15. The push rods 8 are distributed in the push rod shaft holes 2, and the outer ends of the two push rods 8 on the same side are fastened and combined with the same connecting baffle 12 through screws 13 to form a pushing assembly; the wedge blocks 9 are distributed between the push rod 8 and the support column 15; a jack is formed in the middle of the connecting baffle 12, and the connecting baffle is sleeved into the pull rod 5 through the jack; the two pull rod springs 7 are respectively arranged at two ends of the pull rod 5, the pull rod springs 7 support the side face of the clamp body 1, and the other ends squeeze the connecting baffle 12; the pull rod 5 is provided with a thread at one end and a non-circular limiting block 14 at the other end, and the non-circular design is mainly used for preventing the pull rod 5 from rotating when the lock nut 6 is rotated. And limiting the connecting baffle plate 12 at the end; the lock nuts 6 are distributed on the threaded end of the pull rod 5 and limit the connecting baffle 12 at the end. According to the invention, before the cylinder cover is clamped, a locking nut 6 is unscrewed by a producer firstly, then a pull rod spring 7 can extrude and push the pushing components, the two pushing components can outwards move, then a push rod 8 is separated from a wedge block 9, the locking acting force of the wedge block 9 on the support columns 15 is released, at the moment, the producer lifts the cylinder cover onto four support columns 15 of a supporting mechanism, the support columns 15 can float and support the cylinder cover under the supporting action of a supporting spring 10, then the locking of the wedge block 9 on the support columns 15 is realized by screwing the tightening nut 6, so that the support columns 15 can firmly support the cylinder cover, and after the cylinder cover is machined, the process is repeated. By adopting the invention, the locking nut 6 is controlled, so that the locking and unlocking actions on the supporting column 15 are realized, the efficient, accurate and stable fixed support on the cylinder cover is realized, and the use effect is good.

Claims

1. The utility model provides an auxiliary stay mechanism of processing cylinder head top surface and hole anchor clamps, includes anchor clamps body, its characterized in that: the device also comprises a pull rod, a pull rod spring, a lock nut, a support column, a support spring, a push rod and a connecting baffle; the clamp body is provided with a supporting shaft hole which is longitudinally distributed and a push rod shaft hole which is transversely distributed; the supporting shaft hole is formed inwards from the upper body of the clamp body, and a sealing cover is arranged in the corresponding supporting shaft hole; the push rod shaft hole is formed inwards from the side surface of the clamp body; one end of the push rod shaft hole is communicated with the side wall of the support shaft hole; the support columns and the support springs are distributed in the support shaft holes, and the support springs are distributed below the support columns; the push rods are distributed in the push rod shaft holes; the pull rod is movably and transversely combined on the clamp body and extends out of two sides of the clamp body, one end of the pull rod is provided with threads, and the other end of the pull rod is provided with a limiting block; the two pull rod springs are arranged at the two ends of the pull rod respectively, two connecting baffles are arranged, each connecting baffle is provided with an inserting hole corresponding to the pull rod, the connecting baffles are sleeved into the pull rod through the inserting holes and distributed at the outer ends of the pull rod springs, and limiting blocks of the pull rod limit the connecting baffles; the connecting baffle is combined with the outer end of the push rod; the locking nuts are distributed at the threaded ends of the pull rods and limit the connecting baffle plates.

2. The auxiliary support mechanism for machining a top surface of a cylinder head and a hole clamp as claimed in claim 1, wherein: the clamp is characterized in that a pull rod shaft hole is also transversely formed in the clamp body, and the pull rod shaft hole is centered and penetrates through the clamp body.

3. The auxiliary support mechanism for machining a top surface of a cylinder head and a hole clamp as claimed in claim 2, wherein: the pull rod is inserted into the pull rod shaft hole and is movably combined on the clamp body.

4. An auxiliary support mechanism for machining cylinder head top surface and hole clamps as claimed in claim 3, wherein: the four support shaft holes and the four push rod shaft holes are respectively arranged, the four support shaft holes are distributed on the surface of the clamp body in a quadrilateral structure, and the corresponding four push rod shaft holes are distributed at the four ends of the clamp body.

5. The auxiliary support mechanism for machining a top surface of a cylinder head and a hole clamp as defined in claim 4, wherein: the two ends of the connecting baffle are respectively and tightly combined with the outer end of one push rod through screws.

6. The auxiliary support mechanism for machining a top surface of a cylinder head and a hole clamp as claimed in claim 1, wherein: the side wall of the support column is provided with a wedge groove which is formed in a slope manner.

7. The auxiliary support mechanism for machining a top surface of a cylinder head and a hole clamp as defined in claim 6, wherein: the novel wedge block structure further comprises wedge blocks, wherein the wedge blocks are distributed between the push rod and the support column and correspond to wedge block grooves of the support column.

8. The auxiliary support mechanism for machining a top surface of a cylinder head and a hole clamp as claimed in claim 1, wherein: the limiting block of the pull rod is non-circular.

9. The auxiliary support mechanism for machining a top surface of a cylinder head and a hole clamp as defined in claim 4, wherein: the support shaft hole penetrates through the clamp body, and the sealing cover is arranged at one end of the support shaft hole.