CN202625372U - Take-up device for engine valve spring retainer - Google Patents

Abstract

The utility model provides an engine valve spring seat retrieval device, which comprises a valve spring seat storage cylinder, a pressure plate, a base and a sliding latch. The valve spring seat storage cylinder is arranged on the pressure plate, and the pressure plate is fixed on the base. The joint with the base is provided with a chute whose width matches the outer diameter of a single engine valve spring seat, the chute communicates with the cavity of the valve spring seat storage cylinder, and the sliding latch is adapted to the chute and slidably arranged on the chute middle. The utility model can quantitatively take the valve spring seat, which is convenient for accurate quantity control, and can also standardize the storage of the valve spring seat to be used.

Description

A device for taking out an engine valve spring seat

technical field

The utility model relates to an auxiliary device for assembly of an automobile engine, in particular to a device for taking and taking seat rings of engine valve springs.

Background technique

The installation of the valve spring seat ring of the cylinder head of the automobile engine is a meticulous and time-consuming work. The valve spring seat ring needs to correspond to the valve tappet holes on the cylinder head one by one. Do not install more or less, otherwise the installation of the cylinder head and the valve clearance Regulation poses serious problems. The valve spring seat ring is very thin, only about 1mm, and the surface is coated with anti-rust oil. During assembly, two pieces are often stacked together, but it is difficult to find it until the valve clearance cannot be adjusted. On the other hand, the depth of the valve lifter hole is relatively deep, and the operator's hand cannot be stretched into the valve lifter hole. Once the number of valve spring seat rings is misplaced, it is very troublesome to take out the valve spring seat rings. Therefore, when installing the engine valve spring seat, the quantity of the valve spring seat should be precisely controlled, and the quantity distribution error should be avoided as much as possible. Otherwise, rework will not only bring a lot of inconvenience, but also lead to an increase in labor intensity and waste of working hours, which will seriously affect the Productivity. But when engine valve spring seat ring is installed, the existing way of taking valve spring seat ring is to pack a large amount of valve spring seat rings in a material box, take out a handful and distribute them one by one in the valve lifter hole when taking it. , In this process, the number of valve spring seat rings in the material box or taken out is not counted, and the number is difficult to control when distributing. If there is a device that can ensure the quantitative use of valve spring seat rings, it will greatly facilitate quantity control and avoid the situation of overfilling or missing valve spring seat rings. The utility model with the notification number CN2188553Y disclosed a quantitative retrieving container on February 1, 1995, which is divided into two independent chambers by a partition in a hollow shell, and a retrieving port is provided on the upper part of the partition , one side is the storage chamber, the other side is the discharge chamber, the discharge chamber communicates with the lower discharge port, the upper part of the shell is provided with a buckle cover, and the discharge chamber is open or provided with a rotatable baffle Material cover, the material is usually placed in the material cavity on one side of the partition, when taking it, pick up the box body and tilt it to one side, the material in the material cavity will flow into the discharge cavity along the feeding gap, and then from the discharge cavity The discharge port at the lower part of the connected box body is poured out. This utility model can take out material quantitatively, but its structural characteristics determine that the applicable objects are only liquid or powdery materials, and cannot be used for solid parts such as valve spring seat rings.

Contents of utility model

In order to overcome the defects that the current method of taking out the engine valve spring seat ring is not standardized and cannot accurately control the amount, the utility model provides an engine that can store and quantitatively take out the engine valve spring seat ring, which is convenient for quantity control. Valve spring retainer access device.

The technical scheme of the utility model is: a device for taking and using the engine valve spring seat ring, including a valve spring seat ring storage cylinder, a pressure plate, a base and a sliding latch, the valve spring seat circle storage cylinder is arranged on the pressure plate, and the pressure plate is fixed on the base On the junction of the pressure plate and the base, there is a chute whose width matches the outer diameter of a single engine valve spring seat. The chute communicates with the cylinder cavity of the valve spring seat storage cylinder. The sliding latch is adapted to the chute and slidably set in the chute. The valve spring seat ring storage tube is stacked and stored with valve spring seat rings to be used, and the sliding latch slides in the chute to block or release the opening at the bottom of the cylinder chamber of the valve spring seat ring storage tube. When the opening at the bottom of the cylinder chamber of the valve spring retainer storage cylinder is opened, the valve spring retainer in the valve spring retainer storage cylinder falls into the chute, and the amount of each drop remains constant, depending on the chute bottom and the top of the chute. Restriction of the height between the bottom of the platen. The sliding latch slides to block the opening at the bottom of the cylinder cavity of the valve spring seat storage cylinder, and at the same time push the valve spring seat dropped in the chute out of the chute for access, so that the valve spring seat taken out each time The number is the same, and the operator can easily check the number when installing the valve spring retainer.

Preferably, the valve spring seat storage cylinder and the pressure plate are arranged at one end of the base. The valve spring retainer storage tube is close to the end of the base, so that the valve spring retainer can be pushed out for access without taking too long a stroke, which is convenient for use.

Preferably, the bottom of the base is provided with a sliding bottom plate, the sliding bottom plate is slidably connected to the base, and the sliding bottom plate is fixedly connected with the sliding latch, and the bottom of the sliding bottom plate is fixed with a push-pull handle. The sliding bottom plate can be moved by pushing and pulling the handle, and then the sliding latch can be moved, and the moving stress point of the sliding latch is placed at the bottom, so as to avoid being hindered by the storage cylinder of the valve spring seat when the sliding latch is pushed.

Preferably, the bottom of the base is provided with a T-shaped bottom groove corresponding to the slide groove, the cross section of the sliding bottom plate is I-shaped, and the top of the sliding bottom plate is adapted to the bottom groove. The sliding bottom plate is adapted to the bottom groove, which can play an auxiliary supporting role for the sliding latch, so that the sliding cooperation between the sliding latch and the chute is more stable and tighter.

Preferably, an end bolt is fixed on the bottom of the base away from the valve spring seat ring storage cylinder and the pressure plate, and a tension spring is connected between the end bolt and the sliding bottom plate. The tension spring can make the sliding bottom plate and even the sliding bolt reset automatically, so that when the valve spring seat is taken, the operation can be simpler and easier.

Preferably, the end of the sliding latch is provided with an arc-shaped concave surface adapted to the outer circumference of the engine valve spring seat. The arc-shaped concave surface coincides with the outer circumference of the valve spring seat ring falling in the chute, and it is relatively stable when the valve spring seat ring is pushed outward.

Preferably, a waist-shaped groove is arranged longitudinally in the chute, and connecting bolts are passed through the waist-shaped groove, and the connecting bolts are connected between the sliding bottom plate and the sliding latch. The connecting bolt connects the sliding bottom plate and the sliding latch as a whole, and realizes the fixing of the sliding bottom plate and the sliding latch with the simplest structure. Sliding the latch with too much force will dislodge the entirety of the chute.

Preferably, the storage cylinder of the valve spring seat is provided with an axial long groove. The long slot is a window for observing the stacking height of the valve spring seat rings stored in the valve spring seat ring storage cylinder. Through this window, the storage condition of the valve spring seat rings can be easily grasped for timely replenishment.

The beneficial effects of the utility model are:

The valve spring seat can be used quantitatively, which is convenient for accurate quantity control. The number of valve spring seat rings taken out each time by using the utility model is constant, which is convenient for operators to check the amount of materials and reduces the possibility of wrong installation of the valve spring seat rings.

It can standardly store the valve spring retainer to be used. The valve spring seat ring storage cylinder of the utility model can temporarily store a considerable amount of valve spring seat rings to be used, keep the work site clean and orderly, and prevent the production materials from being scattered and lost.

Description of drawings

Fig. 1 is a kind of front view of the utility model;

Fig. 2 is a kind of left side view of the utility model;

Fig. 3 is a kind of top view of the utility model;

Fig. 4 is a sectional view of the utility model.

In the figure, 1-Valve spring seat storage cylinder, 2-Sliding groove, 3-Clamping plate, 4-Base, 5-Sliding bottom plate, 6-Push-pull handle, 7-Sliding latch, 8-Bottom groove, 9-Arc concave surface , 10-extension spring, 11-waist groove, 12-long groove, 13-connecting bolt, 14-end bolt, 15-valve spring seat, 16-leg.

Detailed ways

The utility model will be further described below in conjunction with the specific embodiments of the accompanying drawings.

Example:

As shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, an engine valve spring retainer extraction device is specially used for engine cylinder head assembly with eight valve spring retainers for the intake valve and exhaust valve respectively. The engine valve spring seat access device comprises a valve spring seat storage tube 1, a rectangular pressing plate 3, a rectangular base 4 and a sliding latch 7, and the valve spring seat storage tube 1 is a cylindrical body with openings at both ends. The inner diameter of the cylinder is adapted to the outer diameter of the stored valve spring seat 15, and the valve spring seat storage cylinder 1 is provided with an axial long groove 12 for observing the valve spring seat 15 in the valve spring seat storage cylinder 1. stack height. The center of the pressure plate 3 is provided with a through hole with a diameter equal to the outer diameter of the valve spring seat storage cylinder 1, the bottom end of the valve spring seat storage cylinder 1 is inserted into the through hole, and the pressure plate 3 is fixed on the base 4 by screws , The valve spring seat storage cylinder 1 and the pressure plate 3 are located at one end of the base 4 . The top of the pressing plate 3 is provided with a chute 2 with a rectangular cross-section, and the bottom of the base 4 is also provided with an open slot with a rectangular cross-section. 4 is a channel for the sliding latch 7 to move, the width of the chute 2 is adapted to the outer diameter of a single engine valve spring seat, and the depth of the channel, that is, the height from the bottom of the chute 2 to the bottom of the opening groove of the base 4 is a single engine valve Eight times the thickness of the spring retainer 15, the chute 2 communicates with the chamber of the valve spring retainer storage cylinder 1 through the through hole of the pressure plate 3. The sliding latch 7 fits and slides in the sliding groove 2. The height of the sliding latch 7 is slightly smaller than the depth of the sliding groove 2, but the gap between the top of the sliding latch 7 and the top of the sliding groove 2 is much smaller than a valve spring retainer 15 thickness, the end of the sliding latch 7 is provided with an arc-shaped concave surface 9 adapted to the outer circumference of the engine valve spring seat. The bottom of the base 4 is provided with a sliding bottom plate 5 and a T-shaped bottom groove 8 corresponding to the chute 2. The cross section of the sliding bottom plate 5 is I-shaped. Slot 8 slides. The sliding bottom plate 5 and the sliding latch 7 are fixedly connected by a connecting bolt 13, and the bottom of the sliding bottom plate 5 is fixed with an L-shaped push-pull handle 6 by screws. An end bolt 14 is fixed on the bottom of the base 4 away from the valve spring seat storage tube 1 and the pressure plate 3 , and an extension spring 10 is connected between the end bolt 14 and the connecting bolt 13 on the sliding base plate 5 . The middle section of the chute 2 is provided with a waist-shaped groove 11 , the waist-shaped groove 11 runs through the top and bottom of the base 4 , and the connecting bolt 13 passes through the waist-shaped groove 11 . The bottom of the base 4 is also provided with a pair of legs 16, which together with the push-pull handle 6 form a three-point support to the whole engine valve spring seat ring taking device, so that the device is placed on the work surface.

Pulling the spring 10 in the natural state will pull the sliding bottom plate 5 and the sliding latch 7 to the original position, and pay attention to the length setting when the sliding latch 7 is processed, so that when the sliding latch 7 is at the origin, the chute 2 will leave a section in front of the sliding latch 7 distance, the valve spring seat 15 stored in the valve spring seat storage cylinder 1 naturally falls into the chute 2, and when taking it, push the push-pull handle 6 forward to push out the valve spring seat 15 falling in the chute 2 Chute 2 outside. Because the depth of the chute 2 matches the height of the sliding latch 7, there are eight valve spring retainers 15 that are pushed out each time, which is just the same as the number of valve spring retainers 15 required for the intake valve or outlet valve of the engine cylinder head. In this way, the number can be easily checked during assembly to prevent wrong assembly.

Claims (8)

1. An engine valve spring seat extraction device, which is characterized in that it includes a valve spring seat storage cylinder (1), a pressure plate (3), a base (4) and a sliding latch (7), and the valve spring seat storage cylinder ( 1) Set on the pressure plate (3), the pressure plate (3) is fixed on the base (4), the junction of the pressure plate (3) and the base (4) is provided with a width matching the outer diameter of a single engine valve spring seat The chute (2), the chute (2) communicates with the cavity of the valve spring seat storage cylinder (1), and the sliding latch (7) fits with the chute (2) and is slidably set in the chute (2). 2. The engine valve spring seat retrieval device according to claim 1, characterized in that the valve spring seat storage cylinder (1) and the pressure plate (3) are arranged at one end of the base (4). 3. The engine valve spring seat extraction device according to claim 2, characterized in that the bottom of the base (4) is provided with a sliding bottom plate (5), and the sliding bottom plate (5) is slidably connected to the base (4), and The sliding bottom plate (5) is fixedly connected with the sliding latch (7), and the bottom of the sliding bottom plate (5) is fixed with a push-pull handle (6). 4. The engine valve spring seat extraction device according to claim 3, characterized in that the bottom of the base (4) is provided with a T-shaped bottom groove (8) parallel to the chute (2), and the sliding bottom plate (5 ) has an I-shaped cross section, and the top of the sliding bottom plate (5) fits into the bottom groove (8). 5. The engine valve spring seat access device according to claim 3, characterized in that the bottom of the base (4) is fixed with an end bolt ( 14), an extension spring (10) is connected between the terminal bolt (14) and the sliding bottom plate (5). 6. The engine valve spring seat extraction device according to claim 1 or 2 or 3 or 4 or 5, characterized in that the end of the sliding latch (7) is provided with an arc adapted to the outer circumference of the engine valve spring seat shaped concave (9). 7. The engine valve spring seat extraction device according to claim 3, 4 or 5, characterized in that the chute (2) is longitudinally provided with a waist-shaped groove (11), and the waist-shaped groove (11) is pierced with The connecting bolt (13) is connected between the sliding bottom plate (5) and the sliding latch (7). 8. The engine valve spring seat extraction device according to claim 1 or 2 or 3 or 4 or 5, characterized in that the valve spring seat storage cylinder (1) is provided with an axial long groove (12).

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