CN212600383U

CN212600383U - Valve rocker shaft support clamp

Info

Publication number: CN212600383U
Application number: CN202021137405.7U
Authority: CN
Inventors: 梁中源
Original assignee: Xinchang Keyu Machinery Co ltd
Current assignee: Xinchang Keyu Machinery Co ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-02-26
Anticipated expiration: 2030-06-18

Abstract

The utility model discloses a valve rocker shaft support anchor clamps aims at solving the problem of the spot facing work difficulty on the valve rocker shaft support. The key points of the technical scheme are as follows: the utility model provides a valve rocker shaft support anchor clamps, including the processing work piece, first base and be located first base and pass through bolted connection's second base with first base, sliding connection has first clamp plate on the second base, can dismantle the second clamp plate that is connected with relative setting on the first base, the spacing seat of one end fixedly connected with of first clamp plate is kept away from to first base, swing joint has the location on the spacing seat incidentally, the location is used for retraining the processing angle of processing work piece incidentally, fixedly connected with positioning seat on the first base, a port gomphosis of positioning seat and processing work piece. The utility model discloses a first pinch-off blades, second pinch-off blades, location are retrained the shift position of processing work piece incidentally with the positioning seat for processing work piece is more accurate at the in-process of processing.

Description

Valve rocker shaft support clamp

Technical Field

The utility model relates to an anchor clamps, more specifically say, it relates to a valve rocker shaft support anchor clamps.

Background

The valve rocker shaft support is an important part of the valve control system of the diesel engine, and a hole is formed in the part for assembling the rocker shaft. A through hole with a smaller diameter is arranged at the hole and is used for discharging oil during work. However, the diameter of the oil discharge hole is small, the oil discharge hole is inclined at an angle, and the oil discharge hole is inconvenient to process. Aiming at the difficulty of the hole in machining, a machining clamp for the valve rocker shaft support is designed.

In order to solve the problems, the valve rocker shaft support clamp disclosed in the chinese patent publication No. CN207239753U comprises a clamp base, wherein a clamp vertical plate and a top pressing screw are mounted on the clamp base, a positioning shaft and a rhombic positioning pin are mounted on the clamp vertical plate and used for positioning a workpiece to be machined, a drill plate is mounted on the clamp vertical plate, a replaceable drill bushing, a bushing and a drill bushing screw are mounted on the drill plate, the clamp base, the clamp vertical plate and the drill plate are mounted through cylindrical pins and screws for positioning and fastening, and the positioning shaft is fastened on the clamp vertical plate through a hexagon nut with a shoulder.

Above-mentioned scheme, the installation between anchor clamps base, anchor clamps riser and the bushing plate is all fixed a position and fasten through cylindric lock and screw, and the location axle is through taking shoulder hexagon nut fastening on the anchor clamps riser, but at the in-process of work piece processing, location axle, location are carried, produce wearing and tearing easily between screw and the processing work piece and make the location effect inaccurate, lead to processing work piece position skew easily, consequently need provide a new scheme and solve this problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a valve rocker shaft bearing anchor clamps has the effect that can accurately punch, and easy to assemble and dismantle to the processing work piece.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a valve rocker shaft base anchor clamps, is including processing work piece, first base and be located on the first base and pass through bolted connection's second base with first base, sliding connection has first clamp plate on the second base, can dismantle the second clamp plate that is connected with relative setting on the first base, the spacing seat of one end fixedly connected with of first clamp plate is kept away from to first base, swing joint has the location incidentally on the spacing seat, the location is used for retraining the processing angle of processing work piece incidentally, fixedly connected with positioning seat on the first base, a port gomphosis of positioning seat and processing work piece.

By adopting the technical scheme, the workpiece is irregular in the processing process, the first base and the second base are connected and fixed through bolts, the first clamping plate is provided with a placement groove tightly clamped with the outer surface of one side of the workpiece to be processed, the first clamping plate is clamped on one side of the processing workpiece by sliding the first clamping plate on the second base, the irregular surface on the other side of the processed workpiece is limited by the positioning movably connected with the limiting seat, and the positioning adopts a cylindrical shape, the bottom of the processed workpiece is limited by the positioning seat on the first base, the position of the processed workpiece is restrained by three directions, thereby six spacing degrees of restriction processing work piece make the in-process of processing work piece can carry out accurate processing.

The utility model discloses further set up to: the one end fixedly connected with backup pad of keeping away from first clamp plate on the first base, wear to be equipped with the bull stick with backup pad threaded connection in the backup pad, the one end that the backup pad was kept away from to the bull stick rotates with first clamp plate to be connected.

Through adopting above-mentioned technical scheme, first clamp plate passes through the bull stick control for first clamp plate slides on the second base, because the bull stick is threaded connection with the backup pad, and the backup pad is fixed on first base, and the other end of bull stick is connected for rotating with first clamp plate, and the backup pad mainly plays spacing effect, through rotating the bull stick, can drive first clamp plate and slide on the second base.

The utility model discloses further set up to: the rotating rod is fixedly connected with a limiting disc, and a limiting groove for the limiting disc to rotate is formed in the first clamping plate.

Through adopting above-mentioned technical scheme, the bull stick is at the pivoted in-process because bull stick and backup pad are threaded connection, the bull stick can directly drive first clamp plate originally at the pivoted in-process and rotate and remove, in order to make first clamp plate only can remove, consequently spacing dish of fixedly connected with on the bull stick, spacing inslot rotation that spacing dish was seted up on first clamp plate, make first clamp plate can not receive the commentaries on classics power, can be directly through sliding on the second base, thereby press from both sides tightly the processing work piece.

The utility model discloses further set up to: one end of the rotating rod, which is far away from the first clamping plate, is fixedly connected with a rotating wheel.

Through adopting above-mentioned technical scheme, runner and bull stick are fixed connection, and the purpose is for making things convenient for the user to carry out rotation control to the bull stick.

The utility model discloses further set up to: the second clamping plate is connected to the first base through a screw to clamp the machined workpiece.

Through adopting above-mentioned technical scheme, the second clamp plate sets up relatively on first base to it is fixed with first base through the screw, through the second clamp plate of relative setting from two directions to the processing work piece restriction.

The utility model discloses further set up to: the limiting seat is relatively provided with mounting rods, and the positioning rod is detachably connected between the two mounting rods.

Through adopting above-mentioned technical scheme, relatively open on the installation pole and be equipped with the hole that supplies the location to pass incidentally, the location limits the opposite side of processing the work piece incidentally, and the location limits another direction of processing the work piece with first pinch-off blades incidentally to promote the processing accuracy of processing the work piece.

The utility model discloses further set up to: a plurality of positioning holes are formed in the positioning device, and the fastening bolts penetrate through the positioning device and are fixed in the positioning holes.

Through adopting above-mentioned technical scheme, pass spacing seat after-fixing in the locating hole of seting up on the location incidentally through the top with fastening bolt from spacing seat, realize the location incidentally with spacing between the seat dismantle be connected, the convenience is dismantled and is installed the location incidentally.

The utility model discloses further set up to: and a sliding groove for positioning and sliding is formed in the limiting seat.

By adopting the technical scheme, after the fastening bolt used for fixing between the limiting seat and the positioning bracket is removed, the limiting seat can slide out of the sliding groove, the limiting seat with different sizes can be replaced and the positioning bracket can be limited according to different sizes of the machined workpiece, and the mounting and the dismounting of the limiting seat and the positioning bracket are facilitated.

To sum up, the utility model discloses following beneficial effect has:

the utility model discloses a horizontal both sides and vertical both sides and the bottom of first clamp plate, positioning seat and location are retrained the position of processing the work piece incidentally from the processing work piece to make processing work piece stability more, carry out the hole site to processing the work piece and add also can be more accurate man-hour.

Drawings

FIG. 1 is a perspective view of a fixture and a work piece showing the overall structural features of the fixture after the work piece has been secured by the fixture;

FIG. 2 is a top view of the fixture and the workpiece, showing the positional relationship between the limiting disc and the limiting groove;

FIG. 3 is a perspective view of the clamp showing structural features of the second clamping plate;

FIG. 4 is a front view of the fixture showing the positional relationship of the positioning seat on the fixture;

fig. 5 is a perspective view of a machined workpiece showing the overall structural features of the machined workpiece.

In the figure: 1. a first base; 2. a second base; 3. a rotating wheel; 4. a support plate; 5. a rotating rod; 6. processing a workpiece; 7. positioning holes; 8. positioning incidentally; 9. mounting a rod; 10. a limiting seat; 11. a chute; 12. a limiting disc; 13. a limiting groove; 14. a first clamping plate; 15. fastening a bolt; 16. a second clamping plate; 17. a positioning seat.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "set/connected", "connected", and the like are to be interpreted broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in detail with reference to the accompanying drawings.

A valve rocker shaft support clamp is shown in figures 1, 2 and 5 and comprises a processing workpiece 6, a first base 1 and a second base 2 which is positioned on the first base 1 and connected with the first base 1 through a bolt, a first clamping plate 14 is connected on the second base 2 in a sliding manner, two second clamping plates 16 which are oppositely arranged are detachably connected on the first base 1, a limiting seat 10 is fixedly connected at one end of the first base 1 far away from the first clamping plate 14, a positioning pad 8 is movably connected on the limiting seat 10, the positioning pad 8 adopts a cylindrical shape, the positioning pad 8 is used for restricting the processing angle of the processing workpiece 6, a supporting plate 4 is fixedly connected at one end of the first base 1 far away from the first clamping plate 14, a rotating rod 5 which is in threaded connection with the supporting plate 4 is arranged on the supporting plate 4 in a penetrating manner, one end of the rotating rod 5 far away from the supporting plate 4 is connected with the first clamping plate 14 in a rotating manner, the first clamping plate 14 is controlled through the rotating rod 5, make first clamp plate 14 slide on second base 2, because the one end of bull stick 5 is threaded connection with backup pad 4, and backup pad 4 fixes on first base 1, the other end of bull stick 5 is connected for rotating with first clamp plate 14, backup pad 4 mainly plays spacing effect, drive first clamp plate 14 through rotating bull stick 5 and slide on second base 2, fixedly connected with spacing dish 12 on bull stick 5, set up on the first clamp plate 14 and supply spacing dish 12 pivoted spacing groove 13, the one end fixedly connected with runner 3 of first clamp plate 14 is kept away from to bull stick 5, thereby the user's accessible rotates runner 3 and drives bull stick 5 internal rotation in backup pad 4.

As shown in fig. 3 and 4, a positioning seat 17 is fixedly connected to the first base 1, the positioning seat 17 is embedded in a port of the processing workpiece 6, the second clamping plate 16 is connected to the first base 1 through screws to clamp the processing workpiece 6, the processing workpiece 6 is limited from two directions through the two oppositely-arranged second clamping plates 16, the limiting seat 10 is relatively provided with mounting rods 9, the positioning rod 8 is detachably connected between the two mounting rods 9, a plurality of positioning holes 7 are formed in the positioning rod 8, a fastening bolt 15 penetrates through the positioning rod 8 and is fixed in the positioning hole 7, a sliding groove 11 for positioning the positioning rod 8 to slide is formed in the limiting seat 10, and the mounting and dismounting of the limiting seat 10 and the positioning rod 8 are facilitated.

The working principle is as follows: the first base 1 and the second base 2 are connected and fixed through bolts, a placing groove clamped with the outer surface of one side of the processed workpiece 6 is arranged on the first clamping plate 14, the first clamping plate 14 is used for clamping one side of the processed workpiece 6 by sliding the first clamping plate 14 on the second base 2, a fastening bolt 15 penetrates through the limiting seat 10 from the top of the limiting seat 10 and then is fixed in a positioning hole 7 arranged on the positioning seat 8, the detachable connection between the positioning seat 8 and the limiting seat 10 is realized, the positioning seat 8 adopts a cylindrical shape, the transverse two sides of the processed workpiece 6 are limited through the positioning seat 8 and the first clamping plate 14, the bottom of the processed workpiece 6 is limited through a positioning seat 17 on the first base 1, the longitudinal two sides of the processed workpiece 6 are limited through a second clamping plate 16 fixedly connected on the first base 1, the position of the processed workpiece 6 is limited through three sides, thereby limiting six limiting degrees of the machined workpiece 6 to enable the machined workpiece 6 to be accurately machined in the machining process.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a valve rocker shaft support anchor clamps, includes processing work piece (6), first base (1) and be located first base (1) and pass through bolted connection's second base (2) with first base (1), its characterized in that: sliding connection has first clamp plate (14) on second base (2), can dismantle on first base (1) and be connected with second clamp plate (16) relative setting, the spacing seat of one end fixedly connected with (10) of first clamp plate (14) is kept away from in first base (1), swing joint has location incidentally (8) on spacing seat (10), location incidentally (8) are used for retraining the processing angle of processing work piece (6), fixedly connected with positioning seat (17) on first base (1), positioning seat (17) and the gomphosis of a port of processing work piece (6).

2. The valve rocker shaft support jig of claim 1, wherein: keep away from one end fixedly connected with backup pad (4) of first clamp plate (14) on first base (1), wear to be equipped with bull stick (5) with backup pad (4) threaded connection on backup pad (4), the one end that backup pad (4) were kept away from in bull stick (5) rotates with first clamp plate (14) and is connected.

3. The valve rocker shaft support clamp of claim 2, wherein: the rotating rod (5) is fixedly connected with a limiting disc (12), and a limiting groove (13) for the limiting disc (12) to rotate is formed in the first clamping plate (14).

4. The valve rocker shaft support jig of claim 3, wherein: one end of the rotating rod (5) far away from the first clamping plate (14) is fixedly connected with a rotating wheel (3).

5. The valve rocker shaft support jig of claim 1, wherein: the second clamping plate (16) is connected to the first base (1) through a screw to clamp the processing workpiece (6).

6. The valve rocker shaft support jig of claim 1, wherein: the limiting seat (10) is relatively provided with mounting rods (9), and the positioning and piggybacking device (8) is detachably connected between the two mounting rods (9).

7. The valve rocker shaft support clamp of claim 6, wherein: a plurality of positioning holes (7) are formed in the positioning piggyback (8), and fastening bolts (15) penetrate through the positioning piggyback (8) and are fixed in the positioning holes (7).

8. The valve rocker shaft support clamp of claim 7, wherein: and a sliding groove (11) for positioning and sliding the belt (8) is formed in the limiting seat (10).