KR101656209B1

KR101656209B1 - Stud bolt surface preparation of automatic transfer device for Sand blast machine

Info

Publication number: KR101656209B1
Application number: KR1020150053998A
Authority: KR
Inventors: 원일봉
Original assignee: (주)화성금속
Priority date: 2015-04-16
Filing date: 2015-04-16
Publication date: 2016-09-08

Abstract

The present invention relates to an automatic transfer device for surface treatment of a stud bolt for a sand blasting machine, which is capable of minimizing the work force by carrying out surface treatment with a sand blast while autonomously moving the stud bolt. It is possible to maximize the working efficiency while spraying the sand uniformly on the surface, thereby providing an automatic transfer device for the surface treatment of the stud bolt for the sand blast machine which provides the function such as the advantage of the surface processing degree can be precisely advantageous .
The present invention relates to an automatic transfer apparatus provided in a sandblasting machine so as to form a closed working chamber inside a casing, to install a nozzle in a firing chamber, and to surface-treat the stud bolt by a sprayed nozzle. A shank portion provided on the sandblast machine so as to form an input space and a discharge space on both sides of the combustion chamber; A drive roller installed to be supported by a bearing coupled to the shaft portion; A driving motor connected to the driving roller and coupled to the sandblasting machine to provide a driving force; Disposing a screw rod that is in balance with the drive roller on the upper rear side of the drive roller to match the surface treatment object;
And a rectangular shaft portion is formed at both sides of the screw rod to be detachable from an engagement groove formed in the shaft portion; A discharge wedge fixed to the shaft is disposed between the drive roller and the screw rod on the discharge space side; The discharge wedge is configured to be inclined so as to protrude between the driving roller and the screw rod toward the shaft portion which is the feeding direction of the stud bolt.

Description

Technical Field [0001] The present invention relates to an automatic transfer device for surface bolt surface treatment for a sand blast machine,

The present invention relates to an automatic transfer device for surface treatment of a stud bolt for a sandblasting machine, and more particularly, to an automatic transfer device for surface treatment of a stud bolt for a sandblasting machine. More specifically, the stud bolt is autoclaved and inserted into a sand blast, Sand bolt that provides functionality such as maximizing work efficiency while spraying sand uniformly on the surface while minimizing the work force and maintaining surface machining precision. Automatic transfer for surface treatment of sandblast machines Device.

In the case of a stud bolt, it is necessary to perform machining and final surface treatment to increase the precision and to remove burrs and the like caused by machining.

Various methods of surface treatment have been proposed, but the sand blast method is the most preferred.

In the case of surface treatment of stud bolts using sandblast, no dedicated machine has been developed.

As a prior art of the sand blast, a sand blaster for wood which can supply uniform sand is disclosed in Korean Patent Laid-Open Publication No. 10-2014-0052671 (May 2014.05.07). In the industry, The surface treatment of the stud bolt is performed using the prior art.

However, in the surface treatment of the stud bolt according to the prior art described above, the stud bolt was manually surface-treated in the state wearing the work glove, and it is not suitable for mass production due to insufficient productivity and the surface treatment of the stud bolt is made uniform There is a problem that the precision of the product is lowered. Therefore, in the industry, a new means for solving the above problems has been demanded.

KR 1020140052671 A 2014.05.07.

Accordingly, the present inventor has researched and developed the present invention of a conventional stud bolt surface treatment. In the present invention, an automatic transfer apparatus installed through a nozzle to spray a sand, which is an abrasive, through the nozzle is installed The surface bolt is sandblasted and the surface is treated and discharged, so that various effects such as reduction of work, improvement of work efficiency, improvement of surface machining, and reduction of production cost can be attained simultaneously And an automatic transfer device for surface treatment of a stud bolt for a sandblasting machine. The present invention has been completed based on the technical object of the invention.

According to the present invention, First, an automatic transfer device is provided in a sandblasting machine so as to form a closed cylindrical chamber inside the casing, to install a nozzle in the cylindrical chamber, and to surface-treat the stud bolt by a nozzle injected with the nozzle.

A shank portion provided on the sandblast machine so as to form an input space and a discharge space on both sides of the combustion chamber; A drive roller installed to be supported by a bearing coupled to the shaft portion; A driving motor connected to the driving roller and coupled to the sandblasting machine to provide a driving force; And a screw bar which is disposed on the upper rear side of the drive roller so as to be in balance with the drive roller is disposed.

Second, a square shaft is formed at both sides of the screw rod, and the screw shaft is detachable from the coupling groove formed in the shaft.

A discharge wedge fixed to the shaft is disposed between the drive roller and the screw rod on the discharge space side; The discharge wedge is configured to be inclined so as to protrude between the driving roller and the screw rod toward the shaft portion, which is the feeding direction of the stud bolt.

The use of the automatic transfer device for the surface treatment of the stud bolt for the sand blasting machine provided in the present invention has the following effects.

- It is only necessary to supply the stud bolts to be surface-treated on the side of the input space, so that the work force can be minimized.

- It is possible to reduce the loss of working time by continuously mounting stud bolts between the driving roller and the thread bar, thus increasing the productivity and reducing the production cost.

- Precise surface machining is possible because the sand injected from the fixed nozzle is uniformly sprayed on the moving stud bolt.

- Since surface treatment of stud bolt is always uniform, it is advantageous for product quality control.

1 is an external perspective view showing an example of a sand blasting machine to which the present invention is applied.
2 is an external perspective view showing a preferred embodiment of an automatic transfer device for surface treatment of a stud bolt for a sandblasting machine according to the present invention.
Fig. 3 is a front view of Fig. 2
Fig. 4 is a plan view of Fig. 2
5 is a perspective view showing a state in which a drive roller and a screw rod are coupled to a shaft portion on the side of the input space in the present invention,
6 is a perspective view showing a state in which a drive roller and a screw bar are coupled to a shaft portion on the discharge space side in the present invention;
FIG. 7 is a side sectional view showing an example in which the stud bolt surface-treated by the discharge wedge is discharged in FIG.

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, a preferred embodiment of an automatic transfer device for surface treatment of a stud bolt for a sandblasting machine provided in the present invention will be described with reference to the accompanying drawings.

1 is an external perspective view showing an example of a sandblasting machine to which the present invention is applied.

The sandblast machine 100 is provided with a cylindrical chamber 120 sealed by a casing 110 and a nozzle 130 for spraying a sand into the cylindrical chamber 120. The sandblast machine 100 includes a nozzle 130, Is configured to be recycled, and such a configuration is generally a technology.

The automatic transfer device 1 for surface treatment of the stud bolt A is installed on the inner bottom of the firing chamber 120 and the firing chamber 140 is exposed to the outside of the firing chamber 120 The stud bolt A is discharged to the discharge space 150 which is disposed so as to be exposed to the outside of the polishing chamber 120 in a state of being surface-treated by the sandblasting machine 100. Thus, To be achieved.

The automatic transfer device 1 is configured such that the stud bolt A can be transferred by the combination of the drive roller 3 driven by the drive motor 2 and the screw rod 4 installed in a stationary state .

FIG. 2 is a perspective view of an automatic transfer apparatus for surface treatment of a stud bolt for sandblasting machines according to the present invention, FIG. 3 is a front view of FIG. 2, FIG. 4 is a cross- 5 and 6 are perspective views showing a state in which a drive roller and a screw bar are coupled to a shaft portion of the input space in the present invention and a perspective view showing a state in which a drive roller and a screw rod are coupled to a shaft portion of the discharge space, And FIG. 7 is a cross-sectional side view showing an example in which the stud bolt is surface-treated by the discharge wedge in FIG.

1, the sandblasting machine 100 is positioned at the bottom of the polishing chamber 120 and has both ends exposed to the outside of the case 110 constituting the polishing chamber 120, And the shaft portion 5 is installed in the sandblast machine 100 so that the space 150 is formed.

The driving roller 3 is positioned forward and the screw rod 4 is positioned higher than the driving roller 3 when viewed from the front. 7, the stud bolts A are placed between the drive roller 3 and the spaced apart screw rod 4, and the stud bolts A are driven by the drive roller 3, The stud bolt A can move along the threaded rod 4 when the screw bolt 4 rotates.

A preferred installation of the drive roller 3 is supported by bearings 6 coupled to both shafts 5 and a portion of the roller shaft is exposed to the outside of the one shafts 5, The shaft of the drive motor 2 fixed to the sandblast machine 100 by the bracket 7 is interconnected by the coupling 8 so that the drive roller 3 can be rotated.

At this time, the driving roller 3 may be made of metal, but there is a possibility that the thread of the stud bolt A is damaged when the stud bolt A is transferred. Therefore, the synthetic rubber covering 3a is formed and the stud bolt A So that there is no fear that the thread is damaged during the transportation.

A preferred installation of the screw rod 4 is such that the engaging groove 5a is formed in the shaft 5 and the rectangular shaft portion 4a formed at both ends of the screw rod 4 is engaged so that the screw rod 4 can be easily detached To be exchanged.

In the configuration in which the threaded rod 4 can be easily attached and detached as described above, various specifications are made so that the surface treatment of the stud bolt A can be performed. When the standard of the stud bolt A is changed, The surface of the stud bolt A of any standard can be processed only by replacing the screw bolt 4 with the screw bar 4 conforming to the stud bolt A standard.

In the present invention, a discharge wedge (9) fixed to the spindle (5) is disposed between the drive roller (3) and the screw rod (4) And is configured to be detachable from the automatic transfer device (1).

The discharge wedge 9 for providing the above function is formed to be inclined so as to protrude between the drive roller 3 and the screw rod 4 toward the shaft portion 5 which is the conveying direction of the stud bolts A. [

In the present invention configured as described above, when the stud bolt A is to be surface-treated, the prepared stud bolts A are inserted into the drive roller 3 on the input space 140 located outside the firing chamber 120 The stud bolt A is rotated by the drive roller 3 to move to the inside of the cylindrical chamber 120 along the threaded rod 4 as long as it is placed between the threaded rods 4.

The screw rod 4 which is moved to the nozzle chamber 120 by the drive roller 3 and the screw rod 4 is moved to the inlet space 140 after the surface treatment by the jet sprayed from the nozzle 130 The stud bolt A which is discharged to the discharge space 150 opposite to the discharge spout 9 and is pushed by the discharge wedge 9 and moves along the drive roller 3 and the screw rod 4 is discharged without a separate discharge operation by attraction will be.

Reference numeral 10 in the drawings denotes a stud bolt A which is provided in the sandblast machine 100 on the side of the discharge space and is separated and discharged by the discharge wedge 9 between the drive roller 3 and the screw rod 4, And to cause the stopper piece to be guided into the collecting container, though not shown.

Therefore, when the present invention is used, it is possible to minimize the work force, maximize the working efficiency, uniform the surface treatment, and produce high quality products.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments. Therefore, the scope of protection of the present invention should not be limited to the described embodiment, but should be determined by the equivalents as well as the claims that follow.

1: automatic feed device 2: drive motor
3: driving roller 3a: synthetic rubber cloth
4: screw shaft 4a: square shaft shaft
5: shank portion 5a: engaging groove
6: Bearing 7: Motor Bracket
8: Coupling 9: Discharge Wedge
100: Sandblasting machine 110: Case
120: a drying chamber 130: a nozzle
140: input space 150: output space
A: Stud bolt

Claims

The stud bolt A can be surface-treated by the sand sprayed to the nozzle 130 by providing the nozzle 130 in the nozzle 130 by forming the nozzle 120 in the nozzle 120 In the automatic transfer device (1) provided in the sandblast machine (100),
A shank portion 5 installed on the sandblasting machine 100 so as to form an input space 140 and an exhaust space 150 on both sides of the combustion chamber 120;
A driving roller (3) installed to be supported by a bearing (6) coupled to the shaft portion (5);
A driving motor 2 connected to the driving roller 3 and the coupling 8 so as to provide driving force to the sandblasting machine 100;
And a screw rod 4 having a shape conforming to the specification of the object to be surface-treated so as to be balanced with the drive roller 3 at the upper rear side of the drive roller 3,
A discharge wedge (9) fixed to the shaft (5) is disposed between the drive roller (3) and the screw rod (4) on the discharge space (150) side.
Characterized in that the discharge wedge (9) is configured to protrude between the drive roller (3) and the threaded rod (4) while being inclined upward toward the shaft (5), which is the conveying direction of the stud bolt Automatic transfer device for surface treatment of stud bolts.

The method of claim 1,
Wherein a threaded shaft portion 4a is formed at both sides of the threaded rod 4 so as to be detachable from an engaging groove 5a formed in the shaft holding portion 5. The automatic transferring method for surface treatment of a stud bolt for a sandblasting machine Device.

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