CN208117544U - a honing tool - Google Patents

Abstract

A honing tool provided by the utility model adopts a spray hole, a waterway through hole, a waterway, a waterway joint installation hole, and a water tank, the spray hole is arranged at the lower part of the head body of the honing tool, and the waterway is arranged at In the head body, the water tank is arranged on the upper part of the head body of the honing tool, the water channel through hole is arranged in the water channel, the two ends of the water channel are respectively connected to the spray hole and the water channel through hole, and the water channel joint installation hole It is arranged on the outer wall on the upper side of the honing tool head, and the structure in which the installation hole of the waterway joint is connected with the water tank solves the technical problems of iron mud attached to the equipment, low operating rate of the equipment, and high cost in the prior art, and has the function of preventing the iron from attaching to the equipment. Mud, high starting rate, low cost effect.

Description

a honing tool

technical field

The utility model relates to the field of cylinder hole honing, in particular to a honing tool with a flushing function.

Background technique

In the cylinder block manufacturing process, honing is the final machining process of the cylinder bore, which can obtain the final size, geometry and surface roughness required by the drawings, and plays a decisive role in the performance of the engine.

At present, the honing machines manufactured by domestic and foreign honing machine factories all use magnetic separation mechanism to remove the iron sludge in the honing fluid, but this will cause the honing tool to be magnetized, absorb the iron sludge in the honing fluid during processing, and affect the shrinkage of the honing tool; , honing machines manufactured by honing machine factories at home and abroad, such as the honing machines of Nagel in the United States and Green in Germany, and most of the domestic honing machines do not use honing tools with flushing function, but there are also Japanese Fuji honing machines that use internal flushing honing. Tools, but the manufacturing cost is high, the structure is complex, and the reliability is poor; the existing problems: 1. The iron mud attached to the sand bar needs to be cleaned every shift, which affects the output of the honing machine; 2. The honing head sand bar is not retracted normally. The diameter of the cylinder hole is out of tolerance, resulting in scrapped workpieces. 3. The roundness of the cylinder hole is abnormally out of tolerance due to the irregular expansion of the sand bar. 4. The structure of the honing head is complicated, the manufacturing cost is high, and the reliability is poor.

Utility model content

The utility model provides a honing tool, which adopts a spray hole, a waterway through hole, a waterway, a waterway joint installation hole, and a water tank. The spray hole is arranged at the lower part of the head body of the honing tool, and the waterway is arranged at the head In the body, the water tank is set on the upper part of the head body of the honing tool, the water channel through hole is set in the water tank, the two ends of the water channel are respectively connected to the spray hole and the water channel through hole, and the water channel joint installation hole is set On the outer wall of the upper side of the honing tool head, the structure in which the installation hole of the waterway joint is connected with the water tank solves the technical problems of iron mud attached to the equipment, low operating rate of the equipment, and high cost in the prior art.

The honing tool provided by the utility model to solve the above-mentioned technical problems includes a spray hole, a waterway through hole, a waterway, a waterway joint installation hole, and a water tank. The spray hole is arranged at the lower part of the head body of the honing tool. The water channel is set in the head body of the honing tool, the water tank is set on the upper part of the head body of the honing tool, the water channel through hole is set in the water channel, and the two ends of the water channel are respectively connected to the spray hole and the water channel through hole, The waterway joint installation hole is arranged on the upper outer wall of the honing tool head body, and the waterway joint installation hole is connected with the water tank.

The honing tool also includes a gas inspection hole, an air circuit, a gas pipe joint, a water pipe joint, a cover plate screw mounting hole, a cover plate screw, and a cover plate. The gas path is set in the head body of the honing tool, and the two ends of the gas path are respectively connected to the gas inspection hole and the gas path joint mounting hole, and the gas path joint mounting hole is set on the upper outer wall of the honing tool head body And adjacent to the installation hole of the waterway joint, the air pipe joint is arranged on the installation hole of the airway joint, the water pipe joint is arranged on the installation hole of the waterway joint, and the screw installation holes of the cover plate are arranged at both ends of the water tank , the cover plate screws can be installed on the cover plate screw mounting holes, and the cover plate is installed on the water tank through the cover plate screws.

There are at least 4 water passage holes in the water tank, and there are at least 2 in the water tank.

There are at least 16 spray holes, and the spray holes are evenly distributed on the outer wall of the honing tool head.

There are at least two trachea joints.

There are at least two water pipe joints.

The beneficial effects of the utility model: increase the operating rate of equipment by 5%, reduce the waste of man-hours caused by manual removal and cleaning of knives; reduce the risk of iron mud adhesion, and reduce the number of reworked and scrapped workpieces by 20 per month; comprehensive cost savings 248,000/year.

Description of drawings

Fig. 1 is a schematic diagram of the structure of the honing tool head described in the present invention.

Fig. 2 is a structural schematic diagram of the honing tool described in the present invention.

Fig. 3 is a schematic diagram of the internal structure of the honing tool of the present invention.

Fig. 4 is a schematic diagram of the honing strip described in the present invention.

Detailed ways

The specific embodiment of the utility model is described in conjunction with above-mentioned accompanying drawing.

As shown in Figure 1, the honing tool includes a spray hole 15, a waterway through hole 18, a waterway, a waterway joint installation hole 20, and a water tank 17. In the head body of the honing tool, the water tank 17 is arranged on the upper part of the head body of the honing tool, the water channel through hole 18 is arranged in the water tank 17, and the two ends of the water channel are respectively connected to the spray hole 15 and the water channel channel. Hole 18, the waterway joint installation hole 20 is arranged on the outer wall of the upper side of the honing tool head body, the waterway joint installation hole 20 is connected with the water tank 17, and is responsible for washing the honing tool sand bar during processing, and the water tank 17 The waterway is divided, the structure is simple and ingenious, no need to open another water inlet hole, and the manufacturing cost is reduced. The sand bar is washed during the processing of the spray hole 15 to prevent the sand bar from being stuck and affecting the ability of the sand bar to shrink.

As shown in Figures 1 and 2, the honing tool also includes an air inspection hole 14, an air circuit, an air pipe joint 1, a water pipe joint 6, a cover screw mounting hole 16, a cover screw 2, and a cover 7. The inspection hole 14 is arranged on the lower part of the head body of the honing tool and is adjacent to the spray hole 15, the gas path is arranged in the head body of the honing tool, and the two ends of the gas path are respectively connected to the gas inspection hole 14 and the gas path The joint installation hole 19 is responsible for monitoring the size of the processed cylinder bore from time to time. The air passage joint installation hole 19 is arranged on the upper outer wall of the honing tool head body and is adjacent to the water passage joint installation hole 20. The air pipe joint 1 is arranged on The air joint mounting hole 19, the water pipe joint 6 is arranged on the water joint mounting hole 20, the cover screw mounting hole 16 is set at both ends of the water tank 17, and the cover screw 2 can Installed on the cover plate screw mounting hole 16, the cover plate 7 is installed on the water tank 17 through the cover plate screw 2.

There are at least 4 waterway through holes 18 in the water tank 17, and there are at least 2 in the water tank 17; there are at least 16 spray holes 15, and the spray holes 15 are evenly distributed on the outer wall of the honing tool head; There are at least two air pipe joints 1 and at least two water pipe joints 6. The head body of the honing tool is designed with an air path and a water path, which are separated and not connected.

As shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the waterway joint 6 on the honing tool is connected to the water pipe of the external rotary distributor, and the water enters the water tank 17 of the honing tool head body from the waterway joint 6 for diversion into the spray hole 15 at the lower part of the head body from the four waterway through holes 18 to rinse the sand bar 12 being processed to remove the iron mud adsorbed on the surface of the sand bar 12 and prevent the sand bar 12 from being stuck and affecting its Expandable, the rotary distributor also has an air channel, which is connected to the air joint 1 on the honing tool to ensure that the honing tool can monitor the diameter of the cylinder bore during processing.

The air pipe interface 1 and the water pipe interface 6 of the honing tool are connected to an external rotary distributor, which has a water channel and an air channel, and the rotary distributor is connected to the cutter shaft.

The cylinder bore roundness of the cylinder line honing machine in the processing workshop of Baojun Engine Factory is out of tolerance, and the tool flushing ability is insufficient, which leads to the accumulation of iron sludge inside the tool. The methods such as dismantling and cleaning the side-by-side tool have low efficiency in removing iron mud, which affects the operating rate of the honing equipment. In order to solve these problems, a technical transformation plan has been implemented for the honing tool. The honing tool has been verified in the first phase of the engine at Baojun Base. The current effect Better, the effect of reducing the frequency of personnel cleaning the honing tool and improving the roundness of the honing cylinder hole is achieved.

The above content is a further detailed description of the utility model in conjunction with specific preferred embodiments. It cannot be determined that the specific implementation of the utility model is only limited to these descriptions. Under the premise of a new concept, some simple deduction or replacement can also be made, which should be regarded as belonging to the protection scope of utility model.

Claims (6)

1. a kind of honing knife, it is characterised in that：The honing knife includes spray apertures（15）, water route through-hole（18）, water route, water route Connector mounting hole（20）, sink（17）, the spray apertures（15）The head body lower part of honing knife is set, and the water route setting exists The head of honing knife is internal, the sink（17）The head body top of honing knife, the water route through-hole are set（18）Setting exists The sink（17）Interior, the water route both ends are separately connected the spray apertures（15）With water route through-hole（18）, the waterway connector Mounting hole（20）Outer wall, the waterway connector mounting hole are set on the upside of honing knife head body（20）With the sink（17）It passes through It is logical.

2. honing knife according to claim 1, it is characterised in that：The honing knife further includes gas inspection hole (14), gas Road, gas-tpe fitting（1）, water pipe head（6）, cover screw mounting hole（16）, cover screw（2）, cover board（7）, gas inspection hole (14) head body lower part and the spray apertures of honing knife are set（15）Adjacent, the head that honing knife is arranged in the gas circuit is internal, The gas circuit both ends are separately connected gas inspection hole (14) and the gas path joint mounting hole（19）, the gas path joint mounting hole （19）Be arranged on the upside of honing knife head body outer wall and with waterway connector mounting hole（20）It is adjacent, the gas-tpe fitting（1）Setting In the gas path joint mounting hole（19）On, the water pipe head（6）It is arranged in the waterway connector mounting hole（20）On, it is described Cover screw mounting hole（16）It is arranged in the sink（17）Both ends, the cover screw（2）The cover board spiral shell can be mounted on Follow closely mounting hole（16）On, the cover board（7）Pass through cover screw（2）It is mounted on sink（17）On.

3. honing knife according to claim 2, it is characterised in that：The sink（17）Inside there is at least four water route through-hole （18）, the sink（17）There is at least two.

4. honing knife according to claim 2, it is characterised in that：The spray apertures（15）There are at least 16, the spray Drench hole（15）Horizontal homogeneous is distributed in the external wall of honing knife head.

5. honing knife according to claim 2, it is characterised in that：The gas-tpe fitting（1）There is at least two.

6. honing knife according to claim 2, it is characterised in that：The water pipe head（6）There is at least two.