KR101440845B1 - Jig assembly for magazine drum - Google Patents

Abstract

The present invention can quickly, easily, and precisely process a magazine drum and can improve processing efficiency because generation of defect can be excluded in even a continuous and repeated work. The present invention comprises: a base installed as a fixing means on a bed of a horizontal machining center; a processing plate maintaining the magazine drum to process by fixing the same to protrude from the center of the base in an upper direction; a magazine maintaining shaft combined with the center hole of the magazine drum to process by being fixed in the center of the front of the processing plate; and a closure body combined with the front of the magazine maintaining shaft and preventing the breakaway of the magazine drum.

Description

JIG ASSEMBLY FOR MAGAZINE DRUM}

The present invention relates to a jig for machining a magazine drum, and more particularly, to a jig for machining a magazine drum using a horizontal machining center so that the jig can be processed rapidly and precisely.

Machine tools are the cornerstone of all industries. Industrial development and machine tools are closely related. Speeding up and lightening of these machine tools is an important index for technological progress and industrial development. In particular, machining (tapping) It is a machine tool that is important.

Such a machining center is a dedicated machine tool developed primarily for hole machining and thread machining, and is a core machine tool used for machining precision parts as well as for mass production such as automobile industry, electronics industry, IT industry and other machinery industry.

In order to produce various kinds of industrial machines and equipments or equipments, it is necessary to prepare thousands of holes and to form screws in the holes thus formed. In general, in case of a machining center, in comparison with a tapping speed using a milling machine or a tapping machine, It is widely used because the tapping speed is faster.

These machining centers include a vertical machining center or a horizontal machining center. The machining center is provided with automatic tool changing means for quickly, easily and mechanically changing the tool for tapping, Having a structure is a well-known fact.

 The magazine drum is mounted on a horizontal machining center so as to be capable of tapping. The magazine drum is mounted on a horizontal machining center, A dedicated jig has not been developed and used.

Patent No. 10 - 1022461 - 0000 Patent No. 10 - 1231917 - 0000 Patent Application No. 10 - 2010 - 0037342

As described above, since a special jig for machining a magazine drum using a horizontal machining center has not been developed and used, the machining of the magazine drum is being performed using a lathe, a vertical machining center or a tapping machine, The magazine drum, which is an object to be machined, is simply mounted on the base of the horizontal machining center and used.

That is, the outer surface of the magazine drum, the inner diameter and the outer diameter of the magazine drum are machined to fit the dimensions of the magazine drum, and the finished magazine drum is transferred to the tapping machine again, Respectively.

The magazine drum as described above has a plurality of tab tool holes for fixing tab tools for mounting tabs of various kinds and sizes to the magazine drum, The operation of machining the exchange holes to the dimensions of the surface of the magazine drum is performed.

Since it is difficult to keep the magazine drum in a stable position for machining because it is carried out with the work mounted on the base of the tamping machine or machining center, it is inconvenient to adjust the zero point every time the magazine drum is machined And it takes a lot of time because of this, which causes the productivity to deteriorate.

When the magazine drum is mounted on the base to process the magazine drum, it takes a lot of time to properly hold the magazine drum, and when the tapping position of the magazine drum does not match the design, It is becoming a cause.

In addition, when the magazine drum is not maintained in a stable state due to vibration or impact during the process of mounting the magazine drum on the base, the machining can not be easily performed. In addition, There are various problems such that the tool (tap) is damaged and the magazine drum is damaged due to the damage of the tool.

In order to solve the above problems, the present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide a machining apparatus, A magazine holding shaft fixed to the center of the front surface of the machining plate and coupled with a center hole of the magazine drum to be machined and a finishing member coupled to the front of the magazine holding shaft to prevent the magazine drum from being separated from the machining drum, ;

The machining of the magazine drum can be performed quickly, easily, and precisely, and it is possible to eliminate the occurrence of defects even in successive repetitive operations, thereby achieving the object of increasing the machining efficiency.

The present invention provides a jig that can be easily mounted on a base of a horizontal machining center so that the magazine drum can be easily machined so that it is not necessary to adjust the zero point of the magazine drum for machining, So that it is possible to eliminate the occurrence of defects through processing in a precise state while improving workability.

1 is an exploded perspective view showing a jig for processing a magazine drum to which the technique of the present invention is applied.
FIG. 2 is a perspective view showing a jig for processing a magazine drum to which the technique of the present invention is applied. FIG.
3 is a perspective view showing a state in which a magazine drum is mounted on a magazine drum processing jig to which the technique of the present invention is applied.
4 is a perspective view showing a state in which a magazine drum is mounted on a magazine drum processing jig to which the technique of the present invention is applied.
5 is a sectional view showing a state in which a magazine drum is mounted on a magazine drum processing jig to which the technique of the present invention is applied.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is an exploded perspective view showing a jig for processing a magazine drum to which the technique of the present invention is applied, FIG. 2 is an assembled state perspective view showing a jig for processing a magazine drum to which the technique of the present invention is applied, FIG. 4 is a perspective view showing a state in which a magazine drum is mounted on a magazine drum processing jig to which the technique of the present invention is applied, FIG. 5 is a perspective view showing a state in which a magazine drum is mounted on a magazine drum Sectional view showing a state in which the magazine drum is mounted on the working jig.

The jig 100 for machining a magazine drum to which the technique of the present invention is applied is provided with a base 102 in the form of a flat plate so that it can be mounted on a bed 101 of a horizontal machining center by using a fixing means such as a bolt, A machining plate 105 in the form of a flat plate is fixed so as to hold the magazine drum 103 to be machined and project upward.

A magazine drum 103 is provided at the center of the front surface of the machining plate 105 so as to be engaged with the center hole 106 formed at the center of the magazine drum 103, The holding shaft 107 is fixed.

The magazine holding shaft 107 is firmly fastened to the rear surface of the processing plate 107 by means of a fixing means 108 such as a bolt and a magazine drum 103 coupled to the front of the magazine holding shaft 107, So that it can be prevented from being detached from the processing process.

The finishing body 110 forms a finishing body body 111 having a diameter smaller than that of the center hole 106 of the magazine drum 103 in tight contact with the end surface of the magazine holding shaft 107, An interruption stopper 112 is formed on the front side of the body 111 so as to be in close contact with the outer diameter portion of the center hole 106 and an interlocking rim 113 having a diameter larger than the diameter of the center hole 106 is integrally formed.

A through hole 114 is formed at the shaft center of the fin body 110 so that a tightening force is secured by a fastening hole 115 formed at the center of the front end face of the magazine holding shaft 107 and fastening means 116 such as a bolt .

A receiving groove 117 is formed in the front surface of the machining plate 105 so that the entire magazine drum 103 can be received and brought into close contact with the magazine drum 103. The magazine drum 103, ).

The depth of the receiving groove 117 is set such that the outer circumferential surface of the magazine drum 103 is about 1/2 of the depth of the magazine drum 103. However, Or a shape having a depth lower than 1/2, and so on, it should be understood that the present invention is not limited thereto.

The plurality of clamper 120 is provided in the receiving groove 117 to prevent the magazine drum 103 from being separated from the position or separated from the position by the vibration generated during the machining process .

The clamper 120 is constituted by a clamper hole 121 formed in the receiving groove 117 and a clamp 123 interrupted by the intermittent bolt 122 in the clamper hole 121, It is preferable that the position of the clamper hole 121 for interrupting the rotation of the magazine drum 103 is located in the through hole formed for lightening the magazine drum 103 so as not to interfere with the engagement of the magazine drum 103.

It is a matter of course that the clamper 120 is not positioned at the position of the exchange hole 125 formed in the magazine drum 103 so that there is no interference with the processing of the exchange hole 125. In the receiving groove 117, A check hole 126 may be formed at the same position as the position of the tapped hole 130 formed on the outer peripheral surface of the tapered portion 103 so that the tab can be completely passed through during the machining process, It will also be.

A process of processing the magazine drum 103 using the magazine drum processing jig 100 to which the technique of the present invention is applied will be described as follows.

The magazine drum 103, which has been cast and formed on the outer circumferential surface and the center hole 106 through the lathe, is engaged with the magazine drum machining jig 100 mounted on the bed 101 of the horizontal machining center so as not to move in a rigid state do.

In this state, a horizontal machining center is operated to form a number of tapped holes 130 and a number of tapped holes 130 at the center of the body of the magazine drum 103, It is possible to complete the machining to the machining center 125 at a time, and detailed description about the machining of the horizontal machining center is well known and will not be given here.

The magazine drum 103 can be coupled to the jig 100 of the magazine drum of the present invention and the advantages obtained by using the magazine drum 103 will be described in detail as follows.

The center hole 106 of the lathe finished magazine drum 103 is coupled with the magazine holding shaft 107 protruding from the center of the front surface of the machining plate 105 and then the magazine drum 103 It is interrupted so as not to come off the magazine holding shaft 107.

The outer peripheral surface of the magazine drum 103 is in a state of being seated in the receiving groove 117 formed in the machining plate 105 in a state of being coupled to the magazine holding shaft 107, Since the drum 103 is interrupted once more so as not to move, a stable state can be maintained even if vibration or the like occurs in the processing.

In this process, the magazine drum 103 and the machining plate 105 intermittently coincide with the set position or the marked position, so that the machining position is accurately maintained, thereby eliminating the inconvenience and hassle of adjusting the zero point at each machining.

Since the magazine drum 103 to be machined is coupled with the magazine drum machining jig 100 in this way, it is possible to perform the machining without needing to adjust the zero point, so that the machining can be performed quickly, It is possible to maximize the processing efficiency, thereby increasing the productivity and eventually reducing the cost in mass production.

A check hole 126 is formed in the machining plate 105 at the same position as the tapped hole 130 formed in the magazine drum 103 in the process of machining the tapped hole 130, The tabs and the check holes 126 do not coincide with each other when the positioning process is not performed in the process of forming the tab holes 130. Therefore, It is possible to judge the amount of money immediately afterwards.

The present invention is advantageous in that the processing of the magazine drum can be processed quickly, easily, and precisely, and occurrence of defects can be eliminated even in successive repetitive operations, thereby improving processing efficiency.

100; Magazine Drum Processing Jig
102; Base
103; Magazine drum
105; Machining plate
107; Magazine holding shaft
110; Dead body
117; Storage home
120; Clamper
126; Check hole
130; Tap hole

Claims (4)

A base 102 mounted to the bed 10 of the horizontal machining center so as to be fixed thereto;
A machining plate 105 for holding the magazine drum 103 to be machined so as to protrude upward from the center of the base 102;
A magazine holding shaft 107 fixed to the center of the front surface of the processing plate 105 to be engaged with the center hole 106 of the magazine drum 103 to be machined;
And a finishing body 110 coupled to the front of the magazine holding shaft 107 to prevent separation of the magazine drum 103;
A storage groove 117 is formed in the front surface of the processing plate 105 so that the entire magazine drum 103 can be received and brought into close contact with the magazine drum 103 to maintain the magazine drum 103 in position with the magazine holding shaft 107 A jig for processing a magazine drum. delete The method of claim 1, further comprising:
The machining plate 105 is provided with a clamper 120 for preventing the magazine drum 103 from being separated from the position of the magazine drum 103 or being separated from the position by the vibration generated during the machining process And a jig for processing the magazine drum. The method of claim 1, further comprising:
The check hole 126 is formed in the receiving groove 117 so that the tap can be completely passed through the magazine drum 103 at the same position as the position of the tap hole 130 formed in the magazine drum 103, ) Is further formed on the surface of the jig.

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