CN218169753U - High accuracy camshaft burring device - Google Patents

Abstract

The utility model discloses a high accuracy camshaft burring device belongs to shaft processing technology field, and its technical scheme main points include the base case, the up end sliding connection of base case has the bottom plate, the up end sliding connection of bottom plate has two fixed plates, two the equal swing joint in top of fixed plate has fixed mouth, through adjusting the distance between the fixed plate, can make the camshaft of fixed mouth centre gripping and fixed different specifications, the inside rotation of base case is connected with the pivot, the outer wall of pivot rotates and is connected with a plurality of bracing pieces, and is a plurality of the other end of bracing piece all extends to the outside of base case and the spacing frame of equal fixedly connected with, and is a plurality of the equal sliding connection of outer wall of spacing frame has two blunt face posts, because camshaft outer wall is unsmooth, a plurality of blunt face posts can lean on under the action of gravity and just not at same height at the outer wall of camshaft, rotate through the camshaft and can carry out the wearing and tearing to the difference of camshaft and handle.

Description

High accuracy camshaft burring device

Technical Field

The utility model relates to a shaft processing technology field, in particular to high accuracy camshaft burring device.

Background

The camshaft is a component in a piston engine and is used for controlling the opening and closing actions of the valve, although the rotating speed of the camshaft in a four-stroke engine is half of that of a crankshaft (the rotating speed of the camshaft in a two-stroke engine is the same as that of the crankshaft), the rotating speed is still high normally, and the camshaft needs to bear large torque, so that the camshaft is high in strength and support in design, is made of special cast iron generally and is occasionally forged, and because the valve motion law is related to the power and running characteristics of one engine, the camshaft design occupies a very important position in the design process of the engine, and the camshaft needs to pay attention to surface treatment and self precision in processing.

The existing camshaft deburring device is mostly a brush made of special materials and continuously wears burrs, but due to the particularity of the shape of the camshaft, the camshaft is likely to be worn more in the convex place, the concave place is worn less, the burrs are left due to short-time wear, and the precision is affected due to long-time wear.

SUMMERY OF THE UTILITY MODEL

For solving the problem that proposes among the above-mentioned background art, the utility model provides a high accuracy camshaft burring device has strong adaptability and gets rid of the same characteristics of effect to the difference.

The utility model discloses a realize like this, a high accuracy camshaft burring device, including the base case, the up end sliding connection of base case has the bottom plate, the up end sliding connection of bottom plate has two fixed plates, two the equal swing joint in top of fixed plate has fixed mouth.

For the convenience is to the epaxial burr wearing and tearing of camshaft, as the utility model discloses a high accuracy camshaft burring device is preferred, the inside of base case is rotated and is connected with the pivot, the outer wall of pivot is rotated and is connected with a plurality of bracing pieces, and is a plurality of the other end of bracing piece all extends to the outside of base case and the spacing frame of equal fixedly connected with, and is a plurality of the equal sliding connection of outer wall of spacing frame has two blunt face posts.

In order to facilitate the control blunt face post open and closed, conduct the utility model discloses a high accuracy camshaft burring device is preferred, a plurality of the equal fixedly connected with electromagnetism piece in inside of blunt face post is located two elastic tabs of equal fixedly connected with between two blunt face posts of same spacing frame outer wall.

In order to facilitate spacing and circular telegram to the bracing piece, conduct the utility model discloses a high accuracy camshaft burring device is preferred, a plurality of the outer wall of bracing piece runs through to peg graft and has the gag lever post, and is a plurality of the electrically conductive contact pin of the equal fixedly connected with in bottom of bracing piece.

In order to facilitate the position of adjusting the conducting rod, as the utility model discloses a high accuracy camshaft burring device is preferred, the arc spout, two have all been seted up to the inner wall around the base case the inside sliding connection of arc spout has the conducting rod.

In order to facilitate in time clear up impurity, as the utility model discloses a high accuracy camshaft burring device is preferred, the up end fixedly connected with of base case washs the shower nozzle.

Compared with the prior art, the beneficial effects of the utility model are that:

because camshaft lateral wall is unsmooth, under the action of gravity, some blunt face post is absorbed in the depressed part on camshaft surface, and the bottom at the bracing piece at this part blunt face post place risees, the electrically conductive contact foot that the rising in-process is located the bracing piece bottom contacts the conducting rod, thereby make the inside electromagnetic block circular telegram of this part blunt face post, after two electromagnetic block circular telegrams, produce the effort of mutual repulsion between the electromagnetic block, and this effort is far away from the pulling force that two elasticity tabs provided, consequently, two blunt face posts can part, until the outer wall that two blunt face posts carried on the back mutually and the inner wall of camshaft depressed part to supporting, it makes more blunt face posts absorb in the camshaft depressed part as far as possible to rock the bottom plate through the left and right sides, it rotates in order to drive the camshaft rotation to follow through drive arrangement messenger fixed mouth, can get rid of the burr of camshaft difference through the blunt face post of co-altitude not.

The bracing piece rotates to be connected in the outer wall of pivot, and when the gag lever post runs through in the outer wall of a plurality of bracing pieces, a plurality of bracing pieces and blunt face post all are located same water flat line, and when extracting the gag lever post, blunt face post can present different heights under the action of gravity and lean on in the different positions of camshaft, and the blunt face post of difference in height is close for the normal pressure size of camshaft, avoids the friction inequality to make the precision descend.

Drawings

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

FIG. 2 is a whole front-cut structural drawing of the utility model;

FIG. 3 is a front view of the blunt surface column of the present invention in an opened state;

FIG. 4 is a front view of the blunt surface column of the present invention in a closed state;

FIG. 5 is a side view of the blunt surface column of the present invention;

fig. 6 is a top view structure diagram of the blunt surface column of the present invention.

In the figure, 1, a base box; 2. a base plate; 3. a fixing plate; 4. a fixed nozzle; 5. a rotating shaft; 6. a support bar; 7. a limiting frame; 8. a blunt-faced cylinder; 9. an electromagnetic block; 10. an elastic folding piece; 11. a limiting rod; 12. a conductive contact pin; 13. an arc-shaped chute; 14. a conductive rod; 15. and cleaning the spray head.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-6, a high precision deburring device for a camshaft comprises a base case 1, a bottom plate 2 is slidably connected to the upper end surface of the base case 1, two fixing plates 3 are slidably connected to the upper end surface of the bottom plate 2, and fixing nozzles 4 are movably connected to the top ends of the two fixing plates 3.

In this embodiment: through adjusting the distance between two fixed plates 3, can utilize the camshaft of two fixed mouths 4 centre grippings and fixed different specifications, can make the camshaft continuously rotate under the effect of external drive arrangement, bottom plate 2 and above parts also all can all be on base case 1 horizontal slip, adjustment contact angle when making things convenient for camshaft and blunt face post 8 to contact.

As the utility model discloses a technical optimization scheme, base case 1's inside rotation is connected with pivot 5, and pivot 5's outer wall rotation is connected with a plurality of bracing pieces 6, and the other end of a plurality of bracing pieces 6 all extends to base case 1's outside and the spacing frame 7 of equal fixedly connected with, and the equal sliding connection of outer wall of a plurality of spacing frames 7 has two blunt face posts 8.

In this embodiment: one side of base case 1 is provided with great opening, and bracing piece 6 extends to the outside of base case 1 through the opening part from the inside of base case 1 to bracing piece 6 can revolute 5 certain angles of rotation of shaft, and the spacing frame 7 of one end fixedly connected with of pivot 5 is kept away from to every bracing piece 6, and the outer wall sliding connection of every spacing frame 7 has two blunt face posts 8, can drive spacing frame 7 and blunt face post 8 when consequently bracing piece 6 rotates and rotate together.

As a technical optimization scheme of the utility model, the equal fixedly connected with electromagnetism piece 9 in inside of a plurality of blunt face post 8 is located two elasticity tabs 10 of equal fixedly connected with between two blunt face posts 8 of same spacing frame 7 outer wall.

In this embodiment: under the effect of two elasticity tabs 10, lie in two blunt face posts 8 of same spacing frame 7 outer wall and laminate each other, after two electromagnetism pieces 9 circular telegrams, produce the effort of mutual repulsion between the electromagnetism piece 9, and this effort is far greater than the pulling force that two elasticity tabs 10 provided, consequently two blunt face posts 8 can separate, until there is the external force constraint.

As a technical optimization scheme of the utility model, the outer wall of a plurality of bracing pieces 6 runs through to be pegged graft and has gag lever post 11, and the equal fixedly connected with of bottom of a plurality of bracing pieces 6 is electrically conductive to touch foot 12.

In this embodiment: when the gag lever post 11 runs through in the outer wall of a plurality of bracing pieces 6, a plurality of bracing pieces 6 all are located same water flat line with blunt face post 8, when extracting gag lever post 11, blunt face post 8 can present different heights and lean on in the different positions of camshaft under the action of gravity, the electrically conductive contact pin 12 of bracing piece 6 bottom has certain thickness and elasticity, can give electromagnetic block 9 circular telegram through electrically conductive contact pin 12 and the contact of conducting rod 14, and the atress can be sunken when electrically conductive contact pin 12 contacts.

As a technical optimization scheme of the utility model, arc spout 13 has all been seted up to inner wall around base case 1, and the inside sliding connection of two arc spout 13 has conducting rod 14.

In this embodiment: the conductive rod 14 is located inside the arc chute 13 and can slide along the arc chute 13.

As a technical optimization scheme of the utility model, the up end fixedly connected with of base case 1 washs shower nozzle 15.

In this embodiment: wash shower nozzle 15 and be used for in time washing the epaxial impurity of camshaft and the iron fillings that are ground out by blunt face post 8, prevent that the camshaft precision from being destroyed.

The utility model discloses a theory of operation and use flow: before the device moves, at first through adjusting the distance between two fixed plates 3, and it is fixed with the camshaft with fixed mouth 4, blunt face post 8 that will be in same water flat line under the effect of gag lever post 11 is taken on the outer wall at the camshaft, then adjust conducting rod 14, make conducting rod 14 and bracing piece 6 be close to mutually, gag lever post 11 is extracted next, because camshaft lateral wall unevenness, under the action of gravity, part blunt face post 8 is absorbed in the depressed part on camshaft surface, and the bottom of the bracing piece 6 at this part blunt face post 8 place risees, the electrically conductive contact foot 12 that lies in bracing piece 6 bottom among the rising process contacts conducting rod 14, thereby make the inside electromagnetic block 9 of this part blunt face post 8 circular telegram, after two electromagnetic block 9 circular telegrams, produce the effort of mutual repulsion between the electromagnetic block 9, and this effort is far greater than the pulling force that two elasticity tabs 10 provided, therefore two blunt face posts 8 can separate, until the outer wall that two blunt face posts 8 carried on the back mutually supports with the inner wall of camshaft depressed part to camshaft, it is not got into through the camshaft fixed mouth that the fixed of the height of the camshaft drives to get into through rocking about camshaft 2 bottom plates as far as possible, it gets into to make the blunt face post rotate the blunt face post not to pass through the drive burr to carry out the blunt face of the blunt face post.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (6)

1. The utility model provides a high accuracy camshaft burring device, includes base case (1), its characterized in that: the upper end face of the base box (1) is connected with a bottom plate (2) in a sliding mode, the upper end face of the bottom plate (2) is connected with two fixing plates (3) in a sliding mode, and the top ends of the two fixing plates (3) are movably connected with fixing nozzles (4).

2. A high precision camshaft deburring apparatus as claimed in claim 1 wherein: the inside of base case (1) is rotated and is connected with pivot (5), the outer wall of pivot (5) is rotated and is connected with a plurality of bracing pieces (6), and is a plurality of the other end of bracing piece (6) all extends to the outside of base case (1) and spacing frame (7) of equal fixedly connected with, and is a plurality of the equal sliding connection of outer wall of spacing frame (7) has two blunt face posts (8).

3. A high precision camshaft deburring apparatus as claimed in claim 2 wherein: a plurality of the equal fixedly connected with electromagnetism piece (9) in inside of blunt face post (8), equal fixedly connected with two elasticity tabs (10) between two blunt face posts (8) that are located same spacing frame (7) outer wall.

4. A high precision camshaft deburring apparatus as claimed in claim 2 wherein: a plurality of the outer wall of the supporting rod (6) is inserted with a limiting rod (11) in a penetrating way, and a plurality of the bottom ends of the supporting rods (6) are fixedly connected with conductive contact pins (12).

5. A high precision camshaft deburring apparatus as claimed in claim 1 wherein: arc-shaped sliding grooves (13) are formed in the front inner wall and the rear inner wall of the base box (1), and the inner portions of the two arc-shaped sliding grooves (13) are connected with conducting rods (14) in a sliding mode.

6. A high accuracy camshaft burring device of claim 1, characterized in that: the upper end face of the base box (1) is fixedly connected with a cleaning spray head (15).

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