CN215942129U

CN215942129U - Machining clamp for small-diameter oblique deep oil hole

Info

Publication number: CN215942129U
Application number: CN202121646259.5U
Authority: CN
Inventors: 荣斌; 江泽平; 江景明
Original assignee: Anqing Cssc Mating Power Co ltd
Current assignee: Anqing Cssc Mating Power Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-03-04
Anticipated expiration: 2031-07-20

Abstract

The utility model relates to a machining clamp for a small-diameter oblique deep oil hole, which comprises an integrally formed T-shaped support body, a connecting rod small end limiting mechanism and a connecting rod large end limiting mechanism, wherein the connecting rod small end limiting mechanism and the connecting rod large end limiting mechanism are detachably connected to the T-shaped support body, the connecting rod small end limiting mechanism and the connecting rod large end limiting mechanism are symmetrically distributed on the T-shaped support body, and the connecting rod small end limiting mechanism comprises a circular limiting block detachably connected to the side wall of the T-shaped support body, a hollow limiting column connected to the middle of the circular limiting block, a first screw penetrating through the hollow limiting column and the side wall of the T-shaped support body, and a plurality of first nuts arranged at one end of the first screw. This processing anchor clamps of oblique dark oilhole of path, the clamping process is comparatively convenient, and dismantles comparatively conveniently, is applicable to the horizontal course of working of the oblique oilhole of connecting rod tip path, can overcome the easy condition that produces the off tracking and the inhomogeneous vibration that produces of clamping power in the BTA course to the effectual oilhole of avoiding appearing is coarse or the condition that the drill bit breaks up edge, fracture.

Description

Machining clamp for small-diameter oblique deep oil hole

Technical Field

The utility model belongs to the field of machining and manufacturing of marine diesel engine parts, and particularly relates to a machining clamp for a small-diameter inclined deep oil hole.

Background

The connecting rod is one of the most important transmission parts in the diesel engine and is a component for connecting the piston and the crankshaft to move. When the connecting rod moves, the lubricating requirement on a component is very strict, the flow can directly influence the using effect and the service life of the connecting rod, and therefore, the special small-bore thin oil hole can be designed for some high-speed connecting rods.

And to the processing of the thin oblique oilhole of above-mentioned design connecting rod tip path must have special processing anchor clamps, need to guarantee that the connecting rod occupies the position correctly in the course of working, and drilling straightness accuracy is high, runs through with the main oilhole, just can reach the result of use, need overcome the inhomogeneous vibration that produces of clamping power to the condition that leads to the oilhole coarse or drill bit tipping, fracture appears.

And there is not corresponding suitable product in the existing market, so need to design a set of anchor clamps that are used for crouching and add this kind of inclined hole of brill specially, can reach the requirement of drawing design, guarantee to satisfy the service function of connecting rod finally.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a machining clamp for small-diameter inclined deep oil holes, which is simple in structure and reasonable in design.

The utility model realizes the purpose through the following technical scheme:

the utility model provides a machining fixture of oblique dark oilhole of path, includes the fashioned T shape stake body of integral type, detachable connecting rod tip stop gear and the big end stop gear of connecting rod on the T shape stake body, little end stop gear of connecting rod and the big end stop gear symmetric distribution of connecting rod are on the T shape stake body.

As a further optimization scheme of the utility model, the connecting rod small end limiting mechanism comprises a circular limiting block detachably connected to the side wall of the T-shaped support body, a hollow limiting column connected to the middle part of the circular limiting block, a first screw penetrating through the hollow limiting column and the side wall of the T-shaped support body, a plurality of first nuts arranged at one end of the first screw, a plurality of limiting clamping plates detachably connected to one end of the first screw, a limiting circular plate and a second nut arranged at the other end of the first screw, and a lower supporting rod detachably connected to the bottom end of the T-shaped support body, wherein the first nut is used for driving the limiting clamping plates to move along the axial direction of the first screw.

As a further optimization scheme of the utility model, the limiting clamping plate is provided with a clamping groove matched with the first screw rod, and the width of the clamping groove is smaller than the outer diameter of the first nut.

As a further optimization scheme of the utility model, the connecting rod large-end limiting mechanism comprises a plurality of square limiting blocks and a second screw rod which are detachably connected to the side wall of the T-shaped support body, a limiting clamping plate and a third nut which are connected to one end of the second screw rod, and a bottom supporting block which is detachably connected to the bottom end of the T-shaped support body, wherein the second screw rod is positioned among the square limiting blocks.

As a further optimization scheme of the utility model, the square limiting block, the bottom supporting block and the circular limiting block are all connected with the T-shaped bracket body through screws.

As a further optimization scheme of the utility model, the bottom end of the T-shaped support body is detachably connected with a plurality of supporting bolts, and the plurality of supporting bolts are symmetrically arranged at the position, close to the edge, of the bottom end of the T-shaped support body.

As a further optimization scheme of the utility model, a containing mechanism is arranged at a position, close to the lower end, of the side wall of the T-shaped support body and used for containing the limiting clamping plate, a clamping block is movably connected to the side wall of the T-shaped support body, and the clamping block is used for limiting the containing mechanism.

As a further optimization scheme of the utility model, the accommodating mechanism comprises an accommodating groove arranged in the T-shaped support body, an accommodating piece arranged in the accommodating groove, a rotating shaft connected to the accommodating piece, an accommodating groove arranged on the accommodating piece, a bottom plate arranged in the accommodating groove and a pull rod connected to the middle position of the bottom plate, wherein the accommodating groove is used for accommodating the limiting clamping plate.

As a further optimization scheme of the utility model, the diameter of the bottom plate is smaller than that of the accommodating groove, the inner wall of the accommodating groove is provided with a shaft hole matched with the rotating shaft, and the upper end surface of the pull rod is flush with the upper end surface of the accommodating part.

The utility model has the beneficial effects that:

1) when the connecting rod is clamped, the two ends of the connecting rod are conveniently fixed through the connecting rod small end limiting mechanism and the connecting rod large end limiting mechanism respectively, when the connecting rod small end is limited, the connecting rod small end is inserted along the first screw rod, the inner wall of the connecting rod small end hole is contacted with the hollow limiting column, one side wall of the connecting rod small end is contacted with the annular limiting block, then the limiting clamp plate is inserted on the first screw rod, the limiting clamp plate is driven by rotating the first nut to be sealed and contacted with the connecting rod small end and tightly pressed, the connecting rod small end can be limited, when the connecting rod large end is limited, the connecting rod large end is inserted along the second screw rod, one side wall of the connecting rod large end is contacted with the square limiting block, then the limiting clamp plate and the third nut are installed on the second screw rod, the limiting clamp plate is driven to move by rotating the third nut, and finally the connecting rod large end is limited through the limiting clamp plate and the square limiting block, the whole limiting process is convenient and fast, the limiting effect is good, and the situation that the oil hole is rough or the drill bit is broken and broken due to vibration caused by uneven clamping force can be effectively overcome;

2) according to the utility model, the accommodating mechanism is additionally arranged on the side wall of the T-shaped support body, the limiting clamping plate used in the process of clamping the connecting rod can be directly detached from the second screw rod, when the limiting clamping plate is not suitable, the accommodating mechanism can be screwed out, the limiting clamping plate is accommodated in the accommodating mechanism, other storage space is not required to be occupied, the operation is convenient, when the T-shaped support is used, the clamping block is rotated to be separated from the accommodating part, the accommodating part is not limited at the moment, the rotation of any angle can be carried out around the rotating shaft, and after the accommodating part is screwed out from the accommodating groove, the pull rod can be pulled out, and the limiting clamping plate placed on the bottom plate can be taken out, so that the T-shaped support is convenient to use.

3) The utility model has simple structure, high stability, reasonable design and convenient realization.

Drawings

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

FIG. 2 is a top view of the present invention;

FIG. 3 is a rear view of the present invention;

FIG. 4 is a schematic view of the operation of the clamp clamping link of the present invention;

FIG. 5 is a schematic structural view of the receiving mechanism of the present invention;

fig. 6 is a cross-sectional view of the housing mechanism of the present invention.

In the figure: 1. a T-shaped stent body; 201. an annular limiting block; 2010. a hollow spacing column; 202. a first screw; 203. a first nut; 204. a limiting clamping plate; 205. a limiting circular plate; 206. a second nut; 207. a lower support bar; 301. a square limiting block; 302. a second screw; 303. a limiting clamp plate; 304. a third nut; 305. a bottom support block; 4. a support bolt; 501. a receiving member; 502. a clamping block; 503. a receiving groove; 504. a base plate; 505. a pull rod; 506. a rotating shaft.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention; in the description of the present invention, the meaning of "plurality" or "a plurality" is two or more unless otherwise specified.

Example 1

As shown in fig. 1-3, a small-diameter oblique deep oil hole machining fixture comprises an integrally formed T-shaped support body 1, a small connecting rod end limiting mechanism and a large connecting rod end limiting mechanism which are detachably connected to the T-shaped support body 1, wherein the small connecting rod end limiting mechanism and the large connecting rod end limiting mechanism are symmetrically distributed on the T-shaped support body 1. The connecting rod small end limiting mechanism and the connecting rod large end limiting mechanism are respectively positioned on the T-shaped bracket body 1 and are close to two ends.

The connecting rod small end limiting mechanism comprises a circular limiting block 201 which is detachably connected to the side wall of the T-shaped support body 1, a hollow limiting column 2010 connected to the middle of the circular limiting block 201, a first screw 202 penetrating through the hollow limiting column 2010 and the side wall of the T-shaped support body 1, a plurality of first nuts 203 arranged at one end of the first screw 202, a plurality of limiting clamping plates 204 detachably connected to one end of the first screw 202, a limiting circular plate 205 and a second nut 206 arranged at the other end of the first screw 202 and a lower supporting rod 207 detachably connected to the bottom end of the T-shaped support body 1, wherein the first nut 203 is used for driving the limiting clamping plates 204 to move along the axial direction of the first screw 202.

The limiting clamping plate 204 is provided with a clamping groove matched with the first screw 202, and the width of the clamping groove is smaller than the outer diameter of the first nut 203. After the connecting rod small end is installed on the first screw rod 202, the limiting clamping plate 204 is clamped on the first screw rod 202 along the clamping groove, the position of the limiting clamping plate 204 between the first nut 203 and the connecting rod small end is ensured, then the limiting clamping plate 204 is driven to move by rotating the first nut 203 and is in close contact with the connecting rod small end, and the effect of limiting and clamping the connecting rod small end is achieved.

The connecting rod big end limiting mechanism comprises a plurality of square limiting blocks 301 and a second screw 302 which are detachably connected to the side wall of the T-shaped support body 1, a limiting clamping plate 303 and a third nut 304 which are connected to one end of the second screw 302, and a bottom supporting block 305 which is detachably connected to the bottom end of the T-shaped support body 1, wherein the second screw 302 is located between the square limiting blocks 301. The bottom supporting block 305 can prevent the large end of the connecting rod from moving downwards when not being clamped, and similarly, the lower supporting rod 207 is used for supporting the small broken end of the connecting rod, and the two are matched with each other for use, so that the connecting rod can be ensured to be in a stable state when being limited.

The square limiting block 301, the bottom supporting block 305 and the circular limiting block 201 are all connected with the T-shaped support body 1 through screws. Can be replaced according to the specific size of the processing connecting rod, and has wider application range.

The detachable a plurality of stay bolt 4 that is connected with in the bottom of T shape stake body 1, a plurality of stay bolt 4 symmetry sets up the position that is close to the edge in T shape stake body 1 bottom.

As shown in fig. 4, when the connecting rod is clamped, the two ends of the connecting rod are respectively and conveniently fixed by the connecting rod small end limiting mechanism and the connecting rod large end limiting mechanism, when the connecting rod small end is limited, the connecting rod small end is inserted along the first screw 202, the inner wall of the connecting rod small end hole is contacted with the hollow limiting column 2010, one side wall of the connecting rod small end is contacted with the circular limiting block 201, then the limiting clamp plate 204 is inserted on the first screw 202, the limiting clamp plate 204 is driven by rotating the first nut 203 to be sealed and contacted with the connecting rod small end and tightly pressed, the connecting rod small end can be limited, when the connecting rod large end is limited, the connecting rod large end is inserted along the second screw 302, one side wall of the connecting rod large end is contacted with the square limiting block 301, then the limiting clamp plate 303 and the third nut 304 are installed on the second screw 302, and the limiting clamp plate 303 is driven to move by rotating the third nut 304, the connecting rod big end is finally limited through the limiting clamp plate 303 and the square limiting block 301, the whole limiting process is convenient, the limiting effect is good, vibration can be effectively avoided due to the fact that clamping force is not uniform, and therefore the situation that oil holes are rough or drill bits are broken and broken is caused.

As shown in fig. 5 and 6, a receiving mechanism is disposed at a position, close to the lower end, of the side wall of the T-shaped support body 1, the receiving mechanism is used for receiving the limiting clamping plate 204, a clamping block 502 is movably connected to the side wall of the T-shaped support body 1, and the clamping block 502 is used for limiting the receiving mechanism.

The accommodating mechanism comprises an accommodating groove arranged in the T-shaped support body 1, an accommodating piece 501 arranged in the accommodating groove, a rotating shaft 506 connected to the accommodating piece 501, an accommodating groove 503 arranged on the accommodating piece 501, a bottom plate 504 arranged in the accommodating groove 503 and a pull rod 505 connected to the middle position of the bottom plate 504, wherein the accommodating groove 503 is used for accommodating the limiting clamping plate 204.

The diameter of the bottom plate 504 is smaller than that of the accommodating groove 503, a shaft hole matched with the rotating shaft 506 is arranged on the inner wall of the accommodating groove, and the upper end face of the pull rod 505 is flush with the upper end face of the accommodating piece 501.

During the use, it breaks away from it with receiving piece 501 to rotate fixture block 502, receiving piece 501 is no longer spacing this moment, can carry out the rotation of arbitrary angle round pivot 506, after receiving piece 501 unscrews from the holding tank, the accessible is pulled out pull rod 505 and will be placed spacing cardboard 204 on bottom plate 504 and take out, facilitate the use, place pull rod 505 and bottom plate 504 back again in the holding tank after spacing cardboard 204 takes out, the same principle, when spacing cardboard 204 does not use, put back again in receiving tank 503 and will receive piece 501 back again in the holding tank with it, then carry out spacingly through fixture block 502 to receiving piece 501, the whole process is comparatively convenient, and deposit stably.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. The utility model provides a processing anchor clamps of oblique dark oilhole of path which characterized in that: the device comprises an integrally formed T-shaped support body (1), a small connecting rod end limiting mechanism and a large connecting rod end limiting mechanism, wherein the small connecting rod end limiting mechanism and the large connecting rod end limiting mechanism are detachably connected to the T-shaped support body (1), and the small connecting rod end limiting mechanism and the large connecting rod end limiting mechanism are symmetrically distributed on the T-shaped support body (1).

2. The clamp for machining the small-diameter oblique deep oil hole according to claim 1, wherein: the connecting rod small end limiting mechanism comprises a circular limiting block (201) detachably connected to the side wall of the T-shaped support body (1), a hollow limiting column (2010) connected to the middle of the circular limiting block (201), a first screw (202) penetrating through the hollow limiting column (2010) and the side wall of the T-shaped support body (1), a plurality of first nuts (203) arranged at one end of the first screw (202), a plurality of limiting clamping plates (204) detachably connected to one end of the first screw (202), a limiting circular plate (205) and a second nut (206) arranged at the other end of the first screw (202), and a lower supporting rod (207) detachably connected to the bottom end of the T-shaped support body (1), wherein the first nut (203) is used for driving the limiting clamping plates (204) to move along the axial direction of the first screw (202).

3. The clamp for machining the small-diameter oblique deep oil hole according to claim 2, wherein: the limiting clamping plate (204) is provided with a clamping groove matched with the first screw (202), and the width of the clamping groove is smaller than the outer diameter of the first nut (203).

4. The clamp for machining the small-diameter oblique deep oil hole according to claim 1, wherein: the connecting rod big end limiting mechanism comprises a plurality of square limiting blocks (301) and a second screw rod (302) which are detachably connected to the side wall of the T-shaped support body (1), a limiting clamping plate (303) and a third nut (304) which are connected to one end of the second screw rod (302), and a bottom supporting block (305) which is detachably connected to the bottom end of the T-shaped support body (1), wherein the second screw rod (302) is located between the square limiting blocks (301).

5. The clamp for machining the small-diameter oblique deep oil hole according to claim 1, wherein: the square limiting block (301), the bottom supporting block (305) and the circular limiting block (201) are connected with the T-shaped support body (1) through screws.

6. The clamp for machining the small-diameter oblique deep oil hole according to claim 1, wherein: the bottom of the T-shaped support body (1) is detachably connected with a plurality of supporting bolts (4), and the supporting bolts (4) are symmetrically arranged at the position, close to the edge, of the bottom of the T-shaped support body (1).

7. The clamp for machining the small-diameter oblique deep oil hole according to claim 1, wherein: the side wall of the T-shaped support body (1) is provided with a containing mechanism at a position close to the lower end, the containing mechanism is used for containing a limiting clamping plate (204), a clamping block (502) is movably connected to the side wall of the T-shaped support body (1), and the clamping block (502) is used for limiting the containing mechanism.

8. The clamp for machining the small-diameter oblique deep oil hole according to claim 7, wherein: the accommodating mechanism comprises an accommodating groove arranged in the T-shaped support body (1), an accommodating piece (501) arranged in the accommodating groove, a rotating shaft (506) connected to the accommodating piece (501), an accommodating groove (503) arranged on the accommodating piece (501), a bottom plate (504) arranged in the accommodating groove (503) and a pull rod (505) connected to the middle position of the bottom plate (504), wherein the accommodating groove (503) is used for accommodating the limiting clamping plate (204).

9. The clamp for machining the small-diameter oblique deep oil hole according to claim 8, wherein: the diameter of bottom plate (504) is less than the diameter of accomodating groove (503), be equipped with on the inner wall of accommodation groove with pivot (506) matched with shaft hole, the up end of pull rod (505) flushes with the up end of receiving member (501).