Piston oil hole machining tool breakage detection device

Abstract

The utility model relates to the technical field of piston machining tools, and provides a piston oil hole machining tool breakage detection device which comprises an air cylinder support fixedly installed on a machine tool. The first air cylinder and the second air cylinder are arranged at an interval and are respectively mounted on the air cylinder bracket; a first proximity switch and a second proximity switch are fixedly mounted at the front ends of air rods of the first cylinder and the second cylinder respectively; the two drill bit clamps are oppositely arranged at an interval and are respectively mounted on the machine tool; drill bits are installed on the two drill bit clamps respectively, the drill bits extend out of the drill bit clamps by a certain length, tool noses of the two drill bits are located on the same horizontal plane with a first proximity switch and a second proximity switch respectively, and the first proximity switch and the second proximity switch are connected with an oil hole machining control system. According to the technical scheme, when the cutter is broken, the oil hole machining procedure can be stopped in time, an alarm is given, workpieces with unqualified oil holes can be effectively prevented from entering the next procedure, and manual visual inspection is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to piston processing tool technical field, specifically, relate to a piston oil hole processing broken tool detection device. BACKGROUND

[0002] In the related art, the multiple oil holes on the piston are generally processed by an oil hole processing program controlling a drill bit, and then whether the oil hole processing meets the requirements is judged by manual operation after the processing is completed. The following technical defects exist:

[0003] (1) If the drill bit is suddenly broken during the processing by the oil hole processing program controlling the drill bit, the processing program will not be interrupted, but at this time, the qualified oil holes and the number of oil holes cannot be processed on the piston, which is easy to cause the unqualified oil holes of the piston after finishing.

[0004] (2) The number of oil holes needs to be visually inspected by manual operation, and in the batch production process, the workers are easy to miss the inspection due to visual fatigue when visually inspecting the number of oil holes, causing the unqualified oil holes to flow down. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving at least one of the technical problems existing in the prior art or the related art.

[0006] Therefore, one purpose of the utility model is to provide a piston oil hole processing broken tool detection device, which can detect whether the drill bit is normal or has a broken tool problem during the processing by the oil hole processing program controlling the drill bit, can stop the oil hole processing program in time when the broken tool problem occurs, and can alarm, can effectively prevent the unqualified oil hole workpiece from being transferred to the next process, and can effectively prevent more unqualified oil hole workpieces from being generated, and can avoid manual visual inspection, reduce the labor intensity and the labor cost.

[0007] In order to achieve the above purpose, the technical scheme of the utility model provides a piston oil hole processing broken tool detection device, which comprises: a cylinder support fixedly installed on a machine tool; a first cylinder and a second cylinder arranged at intervals and respectively installed on the cylinder support; a first proximity switch and a second proximity switch are respectively fixedly installed at the front ends of the air rods of the first cylinder and the second cylinder; two drill bit clamps are oppositely arranged at intervals and respectively installed on the machine tool; drill bits are respectively installed on the two drill bit clamps, the drill bits are extended from the drill bit clamps by a length, the drill tips of the two drill bits are respectively on the same horizontal plane as the first proximity switch and the second proximity switch, the movement tracks of the drill tips of the two drill bits are respectively perpendicular to the axes of the first proximity switch and the second proximity switch, and the first proximity switch and the second proximity switch are connected with an oil hole processing control system.

[0008] Preferably, a piston clamp is arranged between the two drill bit clamps to clamp a piston for drilling an oil hole, and the piston clamp is equidistant from the two drill bit clamps.

[0009] Preferably, the two drill bit clamps are slidably connected to the machine tool and can move left and right to move the drill bit towards or away from the piston position.

[0010] Preferably, the drill bit extends from the drill bit clamp by a length of 2-4 times the depth of the oil hole to be drilled in the piston.

[0011] Preferably, the first cylinder and the second cylinder are symmetrically arranged, and the first proximity switch and the second proximity switch are symmetrically arranged.

[0012] The piston oil hole machining broken tool detection device has the following beneficial technical effects:

[0013] (1) The piston oil hole machining broken tool detection device can detect whether the drill bit is normal or whether there is a broken tool problem during the oil hole machining process controlled by the drill bit, and basically does not affect the normal oil hole machining.

[0014] (2) The piston oil hole machining broken tool detection device can stop the oil hole machining program in time when a broken tool problem occurs, effectively preventing unqualified oil hole workpieces from being transferred to the next process, and effectively preventing more unqualified oil hole workpieces from being produced.

[0015] (3) The piston oil hole machining broken tool detection device effectively avoids manual visual inspection of the number of oil holes, reduces the visual fatigue strength of workers, and is conducive to reducing labor intensity and labor costs.

[0016] The additional aspects and advantages of the present application will be given in the following description section, some of which will become apparent from the following description, or will be appreciated through practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0017] The above and / or additional aspects and advantages of the present application will become apparent from the following description and will be easily understood from the description when taken in conjunction with the accompanying drawings, in which:

[0018] Figure 1 The structure of the piston oil hole machining broken tool detection device according to the embodiment of the present application is shown in the schematic view;

[0019] Figure 2 The piston oil hole machining schematic view is shown,

[0020] In the above,Figure 1 and Figure 2 Correspondence between reference signs and components in the drawings is as follows:

[0021] 102 cylinder support, 104 first cylinder, 106 second cylinder, 108 first proximity switch, 110 second proximity switch, 112 drill chuck, 114 drill, 116 piston, 118 oil hole I, 120 oil hole II, 122 oil hole III, 124 oil hole IV. DETAILED DESCRIPTION

[0022] In order to enable the above-mentioned purposes, features and advantages of the present application to be more clearly understood, the present application will be further described in detail below with reference to the drawings and specific embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0023] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be implemented in other ways different from those described herein, therefore, the protection scope of the present application is not limited by the specific embodiments disclosed below.

[0024] The present application will be described below with reference to the drawings. Figure 1 and Figure 2 A piston oil hole machining broken tool detection device according to the embodiment of the present application is specifically described.

[0025] As Figure 1 and Figure 2As shown, according to the embodiment of the utility model discloses a piston oil hole processing broken tool detection device, including: cylinder support 102, first cylinder 104, second cylinder 106, first proximity switch 108, second proximity switch 110, drill chuck 112, drill bit 114 and the like.Cylinder support 102 is fixedly installed on the machine tool, first cylinder 104 and second cylinder 106 are spaced apart, are installed on cylinder support 102 respectively, on the one hand, it is convenient to install, it can realize detection on the machine tool, the area occupied is smaller, and will not affect the normal oil hole drilling work of drill bit 114.Two drill chucks 112 are oppositely arranged, are installed on the machine tool respectively, drill bit 114 is installed on two drill chucks 112 respectively, drill bit 114 is stretched out from drill chuck 112 a length, it is convenient to carry out broken tool detection, simultaneously, it is convenient to carry out oil hole drilling operation.The tip of two drill bits 114 is on the same horizontal plane with first proximity switch 108, second proximity switch 110 respectively, and the movement track of the tip of two drill bits is perpendicular to the axis of first proximity switch, second proximity switch respectively, can more accurately detect whether broken tool problem occurs.First proximity switch 108, second proximity switch 110 are connected with oil hole processing control system, are favorable to according to the detection condition, when broken tool problem occurs, promptly stop oil hole processing program, and alarm, can effectively prevent oil hole unqualified workpiece from turning into next process, and effectively prevent more oil hole unqualified workpieces from being generated, and avoid manual visual inspection, reduce labor intensity and artificial cost.

[0026] Further, as shown in the figure, Figure 1 The piston clamp is arranged between the two drill chucks 112 to clamp the piston 116 for oil hole drilling, and the distance between the piston clamp and the two drill chucks 112 is equal. Thus, synchronous and accurate control is facilitated.

[0027] Further, the two drill chucks 112 are slidingly connected to the machine tool and can move left and right to move the drill bit 114 towards or away from the piston position.

[0028] Further, the length of the drill bit 114 extending from the drill chuck 112 is 2-4 times the depth of the oil hole to be drilled in the piston. On the one hand, it is convenient for oil hole drilling operation, and on the other hand, the tip of the drill bit 114 corresponds to the proximity switch to achieve accurate detection of broken tools.

[0029] Further, as shown in the figure, Figure 1 The first cylinder 104 and the second cylinder 106 are symmetrically arranged, and the first proximity switch 108 and the second proximity switch 110 are symmetrically arranged. Thus, synchronous and accurate detection of the two drill bits 114 is achieved, with high efficiency and high accuracy.

[0030] The working process of the piston oil hole processing broken tool detection device according to the utility model is as follows:

[0031] Clamp the piston workpiece to be processed; start the oil hole processing program; the main shaft rotates forward; the first cylinder 104 and the second cylinder 106 drive the first proximity switch 108 and the second proximity switch 110 to move towards the drill bit 114, and the broken drill detection is carried out; if the drill bit 114 is abnormal (such as there is a broken drill problem), the oil hole processing program is stopped, and an alarm is given; if the two drill bits 114 are normal, the first cylinder 104 and the second cylinder 106 drive the first proximity switch 108 and the second proximity switch 110 to reset at the same time, the cutting fluid is opened, and the two drill bits 114 process the oil hole II 120 and the oil hole IV 124 respectively; the two drill bits 114 are reset, the piston workpiece rotates counterclockwise by 85 degrees; the two drill bits 114 process the oil hole I 118 and the oil hole IV 122 respectively; the two drill bits 114 are reset, and the piston workpiece is reset; the first cylinder 104 and the second cylinder 106 drive the first proximity switch 108 and the second proximity switch 110 to move towards the drill bit 114, and the broken drill detection is carried out; if the drill bit 114 is abnormal (such as there is a broken drill problem), the oil hole processing program is stopped, and an alarm is given; if the two drill bits 114 are normal, the first cylinder 104 and the second cylinder 106 drive the first proximity switch 108 and the second proximity switch 110 to reset. Repeat the above steps.

[0032] In the present application, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance; the term "a plurality of" refers to two or more, unless otherwise explicitly limited. The terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, "connecting" can be fixed connection, or detachable connection, or integrally connected; "connected" can be directly connected, or indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0033] In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right", "front", "back" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or units referred to must have a particular direction, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the present application.

[0034] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "a specific embodiment", and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily mean the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0035] The above only describes the preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A piston oil hole machining broken tool detection device characterized by comprising: The piston oil hole processing broken tool detection device comprises a cylinder support fixedly installed on a machine tool, a first cylinder and a second cylinder installed on the cylinder support at intervals, a first proximity switch and a second proximity switch fixedly installed at the front ends of the air rods of the first cylinder and the second cylinder respectively, two drill bit clamps installed on the machine tool at intervals, and two drill bits installed on the two drill bit clamps respectively, wherein the drill bits extend from the drill bit clamps by a length, the drill bit tips of the two drill bits are on the same horizontal plane as the first proximity switch and the second proximity switch, the movement tracks of the drill bit tips of the two drill bits are perpendicular to the axes of the first proximity switch and the second proximity switch, and the first proximity switch and the second proximity switch are connected with an oil hole processing control system. A piston clamp is arranged between the two drill bit clamps to clamp a piston for drilling an oil hole, and the distance between the piston clamp and the two drill bit clamps is equal.

2. The piston oil hole machining break tool detection device according to claim 1, characterized by 3. The piston oil hole processing broken tool detection device according to claim 2, wherein the two drill bit clamps are in sliding connection with the machine tool and can move left and right to drive the drill bits to move towards or away from the piston position.

4. The piston oil hole processing broken tool detection device according to claim 1, wherein the length by which the drill bits extend from the drill bit clamps is 2-4 times the depth of the oil hole to be drilled in the piston.

5. The piston oil hole processing broken tool detection device according to claim 1, wherein the first cylinder and the second cylinder are symmetrically arranged, and the first proximity switch and the second proximity switch are symmetrically arranged. ​ ​ ​ ​

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