KR200332129Y1 - Push stick equilibrator of bone fracture flag - Google Patents

Abstract

The present invention relates to a push rod safety device for cutting the cutting safely against the rotary band saw of the fracture.

The present invention, in the construction of a safety device for the push rod 20 for indirectly pushing and cutting the cut 1 placed on the slice plate 12 of the base 10 with respect to the band saw 14 rotated at high speed It is fixed to one side of the base 10, the bracket having a shaft hole (32); A push rod having a shaft hole 42 which is integrally fixed to the push rod 20 so that the push rod 20 is positioned in the orthogonal direction with respect to the bracket 30, and corresponds to the shaft hole 32 formed in the bracket 30. Fixing bracket 40; And a shaft portion 54 except for the pull-out manipulation handle 52 to secure the push rod fixing bracket 40 to which the push rod 20 is fixed with respect to the bracket 30 to the bracket 30 and the push rod. It is installed through each of the shaft holes 32, 42 of the bracket 40 for the ruler fixing handle bolt 60 of the handle fixing bolt 60 is screwed into the bolt hole 62 of the rod fixing bracket 40 The pin hole of the bracket 30 is tightened or fixed to the bracket fixing bracket 40, or the clamping force is temporarily released to enable the rotational adjustment, and at the same time, the shaft portion 54 rotates the upper stem and stops the upper needle. Including a control combined rotary shaft 50, the rotation guide groove 56 and the locking key groove 58, which are rotated and stopped controlled by the control pin 70 screwed to the 72 is connected to each other in an orthogonal direction. Configuration.

Therefore, the present invention has the advantage that the rotation operation of the push rod is easy and at the same time the reverse rotation is reliably prevented when the needle is stopped to the upper part, thereby providing the safety and convenience of the push rod operation.

Description

Push stick equilibrator of bone fracture flag}

The present invention relates to a push rod for safely pushing and cutting a cutting against a rotating band saw of a bone fracture machine. More specifically, the push rod can be easily rotated and reverse rotation is reliably prevented when the needle is stopped to the upper part. It relates to a safety device of the pusher of the fracture for providing the safety and convenience of.

Fracturer is used to quickly cut meat bones (referred to below) for rotating band saws. In general, fracturers are cut by workers unlike cutting meat cutters that are automatically transported to the conveyor. It catches water directly and pushes it against the rotating band saw.

However, in the case of the cutting structure of such a conventional fracture machine, the hand is holding the cutting material because the cutting is performed by holding the cutting hand by hand against the band saw that is rotated in an exposed state to the outside of the body. The risk of a physical safety accident is always inherent, and also the appearance of an unstable appearance as the band saw is always rotated at high speed in an exposed state in a certain section, such as a cutting section.

In view of this point, a fracture machine equipped with a pusher device for pushing and cutting the cutting piece indirectly with respect to a rotating band saw by using a pusher is used. For example, the safety of a fracture machine disclosed in Utility Model Publication No. 95-2644. A push rod structure has been proposed, and a fracture machine equipped with a safety rod of Utility Model Registration No. 310332, which is pre-registered by the applicant of the present application, has been devised.

However, among these prior arts, in particular, in the case of the former safety rod structure, the structure for preventing the reverse rotation operation of the push rod is not employed at all, especially when the operation of the safety push rod is reversed. There is a serious structural problem that the risk of falling can not be excluded at all, and the latter case designed by the applicant of the present application has significantly improved the safety risk elimination than the case of the former safety case. There is a problem that the assembly maneuver of the stop means for preventing the reverse rotation is increased.

Therefore, the present invention was devised to solve these conventional problems, and an object of the present invention is to provide a safety device for a fracture device in which a stable rotation operation and a standstill structure of the pusher are simple, but the attachment and detachment of the pusher is easy. To provide.

1 is a schematic perspective view of a fracture machine equipped with a push rod of the present invention;

Figure 2 is an exploded perspective view showing a pushpin safety device of the present invention;

Figure 3 and Figure 4 is an assembly side cross-sectional and front cross-sectional view of a state in which the adjustment combined rotation axis of the present invention is adjusted to a position capable of rotating the push rod.

Figure 5 and Figure 6 is a cross-sectional side and front cross-sectional view of the assembly of the control combined rotation axis of the present invention is adjusted to the position to prevent the reverse rotation of the push rod raised upwards.

Figure 7 is an excerpt sectional view showing the formation structure of the guide groove for rotation formed in the dual-purpose rotary shaft of the present invention.

<Description of the symbols for the main parts of the drawings>

1: cutting 10: gas

12: slice plate 14: band saw

20: push rod 22: handle

30: bracket 32: shaft ball

34: engaging jaw 40: bracket for fixing the push rod

42: shaft 44: over-rotation piece

50: combined rotation shaft 52: handle

54: shaft 56: guide groove for rotation

58: stop keyway 60: gripping release handle bolt

62: bolt hole 70: control pin

72: pin ball

Technical features of the present invention for achieving the above object, in the construction of a safety device for the push rod for indirectly pushing and cutting the cuttings placed on the slice plate of the gas with respect to the band saw rotated at high speed: A bracket fixed to one side and having a shaft hole; A push rod fixing bracket integrally mounted to the push rod such that the push rod is positioned in an orthogonal direction with respect to the bracket, and having a push hole corresponding to the push hole formed in the bracket; And a shaft portion except for a pull-out operation handle is installed through each shaft hole of the bracket and the rod for fixing the bracket so that the rod for fixing the rod to the bracket is fixed to the bracket. By tightening the locking bolt of the locking bolt for fastening the screw fastened integrally to the bracket for fixing the bracket or temporarily released to enable the rotation adjustment, and at the same time the shaft portion of the bracket during the rotation and the upper re-stop stop operation of the shaft The rotating guide groove and the stop key groove, which are rotated and stopped controlled by the control pins screwed to the pin hole, respectively, are configured to include a combined rotary shaft which is dug to be connected in a direction perpendicular to each other.

In addition, according to the present invention, the push rod is prevented from over-rotating during the downward rotation operation by the locking jaw formed by the bracket fixed to the base and the anti-rotation piece formed by the bracket for fixing the rod so that the stable rotation operation is always possible. Preferably configured.

In addition, according to the present invention, it is preferable that the rotational guide groove formed by the adjustment combined rotation shaft is formed on the entire circumference of the circumferential surface or is limited to only a predetermined section.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention in detail as follows.

Figure 1 is a schematic perspective view of a fracture fracture device equipped with a push rod safety device of the present invention, refer to this, the fracture is a square slice plate for cutting support of the cutting (1) to the open end of the base (10) 12 is provided, and a part of the rotary band saw 14 which is rotatably installed inside the body 10 at high speed is exposed between the opening ends, and cuts to an upper portion of one side of the slice plate 12. When cutting the water (1) is provided with a cutting guide 16 which is moved and adjusted to guide one side stably.

And the base 10 is a bracket 30 is fixed to the base 10 is a push rod 20 having a "c" shaped cross section for indirectly pushing the cutting 1 against the saw blade of the rotary band saw 14 It is provided so that rotation operation is possible, and the handle 22 is fixed to this push rod 20. As shown in FIG.

Therefore, the cut 1 placed on the slice plate 12 of the base 10 is placed in a state in which one side is guided by the cutting guide 16, and then the worker pulls the handle 22 installed by the pusher 10. If it is caught and pushed forward, for example in the direction of the rotary band saw 14, the cut 1 is cut while being pushed indirectly to the rotary band saw 14 by the pusher 20.

2 is an exploded perspective view showing the structure of the push rod safety device according to the present invention, referring to this, first, the bracket 30 which is integrally fixed by a plurality of fixing screws 31 on one side with respect to the body 10. The shaft hole 32 is penetrated to the other side of the), and a locking step 34 is formed at the lower end thereof.

In addition, the push rod mounting bracket 40, which is fixedly installed on one side by a plurality of fixing screws 41 on the upper end side of the push rod 20, is also positioned in the same line as the shaft hole 32 of the bracket 30. The shaft hole 42 to be assembled is installed therethrough, and the anti-rotation piece 44 which is mutually controlled to be locked to the locking step 34 of the bracket 30 is provided.

Then, it is fitted to each shaft hole (32) (42) of the bracket 30 and the rod fixing bracket 40 for the rotation operation of the rod (20) where the rod fixing bracket 40 is fixed with respect to the bracket (30). The rotating combined rotary shaft 50 is fixed to each shaft hole 32 and 42 by tightening and releasing the locking bolt for locking the locking bolt 60 which is screwed into the bolt hole 62 of the rod fixing bracket 40. Separate assembly is possible.

On the other hand, the adjustment combined rotary shaft 50 has a knurling formed on the outer circumferential surface so that it can be easily grasped without slipping when separated and assembled, and also has a larger diameter than the shaft holes 32 and 42 of each bracket 30 and 40. And a shaft portion 54 extending to one side of the handle 52, wherein the shaft portion 54 includes a pin hole 72 of the bracket 30 at the time of the rotation of the push rod 20 and the upper re-sedimentation. ), The rotation guide groove 56 for the rotation guide and the stop and the stop key groove 58 for the rotation guide and the stop are dug to the same depth so as to communicate with each other in the circumferential and longitudinal directions, respectively. have.

Here, the adjustment combined rotation shaft 50 is fitted from the direction of the shaft hole 42 of the push rod fixing bracket 40 at the time of assembly, wherein the adjustment combined rotation shaft 50 is in a state in which only the handle 52 is exposed to the outside. It is preferable that the shaft portion 54 is assembled in a slightly loose state with respect to each of the shaft holes 32 and 42 so as to be easily pulled out or rotated by a separate assembly of the push rod 20.

3 and 4 are side cross-sectional and front cross-sectional views of the push rod 20 according to the present invention in a state where the push rod 20 is adjusted to a rotatable position with respect to the rotary band saw 14, and with reference thereto, an up and down pivot operation state of the push rod 20 is shown. Will be explained first.

As shown in FIGS. 3 and 4, the adjustment combined rotation shaft 50 includes a bolt hole having a shaft portion 54 installed through the shaft hole 42 of the rod fixing bracket 40 as the rod fixing bracket 40. 62) Tighten the locking bolt 60 for tightening the lock release lock to tighten the lock rod (40) and to fix the rotation operation together with the bracket fixing bracket (40) which is integrally fixed to the rotation of the push rod 20, and also the guide groove for the rotation As the reference numeral 56, control pins 70 screwed with pin holes 72 of the bracket 30 fixed to the base 10 are mutually positioned.

And, in the downward rotation of the push rod 20, the inside of the push rod 20 is pushed to the cutting in a state in which a portion of the rotary band saw 14 is a saw blade is introduced, wherein the push rod 20 is fixed to the push rod Since the overrotating prevention piece 44 formed at the rear of the bracket 40 is prevented from interlocking with the catching jaw 34 corresponding to the lower end of the base 30, excessive rotation of the pusher 20 is prevented and always stable cutting. Operation of the push rod 20 of water becomes possible.

Therefore, the push rod 20 fixed integrally to the push rod fixing bracket 40 is capable of vertically rotating operation about the bracket 30 fixed to the base 10 together with the adjustment combined rotation shaft 50. When the combined rotary shaft 50 is rotated and guided in a state where the rotation guide groove 56 formed on the entire circumferential circumferential surface of the shaft portion 54 is engaged with the control pin 70 of the bracket 30. At the same time, arbitrary separation is prevented.

For example, as shown in FIG. 3, the vertical rotation of the push rod 20 with respect to the rotary band saw 14 has a constant rotation operation radius "A" (about 0-180 ° range). When assembling the position of the stop keyway 58 is located further away from the "B" radius (about 180 ° ~ 270 ° range) around the control pin 70, the push rod 20 is the control pin during the rotation operation Since the 70 does not coincide with the stop keyway 58, the adjusting and rotating shaft 50 is prevented from falling out of the shaft holes 32 and 42 of the respective brackets 30 and 40.

5 and 6 are assembled side cross-sectional views and a front sectional view showing a state in which the push rod 20 is lifted to the top and stopped, and the stop state according to the upper simmering of the push rod 20 will be described with reference to this.

5 and 6, when the pusher 20 is temporarily lifted upward and stopped, first, the locking force for the locking portion of the locking shaft 60 of the dual-purpose rotary shaft 50 is adjusted by the locking bolt 60 for adjustment. Is released so that the operator grasps the handle 52 of the dual-use rotating shaft 50 and rotates the stop keyway 58 with the control pin 70 fixed to the bracket 30 so that the stop key grooves 58 coincide with each other. Pull out slightly to the outside of the fixing bracket 40, and then tighten the handle fixing bolt (60) again.

Then, at this time, the push rod 20 fixed integrally to the push rod fixing bracket 40 is the combined dual-use rotary shaft 50 fastened integrally to the push rod fixing bracket 40 by the strong tightening of the locking bolt for locking the lock 60. Since the stop key groove 58 of the) is interlocked with the control pin 70 of the bracket 30 fixedly installed in the body 10, the push rod 20 is prevented from reverse rotation.

Therefore, the push rod 20 is prevented from being reversed arbitrarily by the locking force of the control pin 70 against the stop keyway 58 of the dual-purpose rotary shaft 50, so that both hands can be reliably maintained. By using the slice plate 12 to raise the cut 1 or to wash the gas 10 can be performed safely.

Then, in order to adjust the push rod 20 to the rotation operation state again in the upper re-stopping stop state of the push rod 20, while temporarily releasing the locking locking bolt 60 for tightening again and pulled out to the outside Push the adjustment combined rotary shaft 50 again to make the rotation guide groove 56 formed of the shaft portion 54 to match the control pin 70, and then tighten the locking knob bolt 60 again firmly.

In addition, if you want to remove the push rod 20 from the bracket 40 fixed to the body 20, first loosen the handle bolt 60 for locking, then hold the handle 52, the combined rotary shaft (50) Rotate the operation to match the stop key groove 58 and the control pin 70, and then pull out the adjustment combined rotary shaft 50 completely to the outside is separated, for fixing the push rod through the separation of such a combined rotary shaft 50 The push rod 20 fixed to the bracket 40 is capable of left-handed separation with respect to the bracket 30 fixed to the base 20. If the push rod 20 is to be assembled again, the push rod 20 is separated. You can assemble in reverse poetry.

On the other hand, the rotation guide groove 56 formed by the shaft portion 54 of the dual-purpose rotary shaft 50 is formed around the entire circumference (360 ° range) as shown in Figs. 2 and 3, and the stop key groove 58 at a predetermined point. ) May be formed in communication with each other, but if necessary, the rotating guide groove 56 with respect to the shaft portion 54 of the dual-purpose rotary shaft 50 as shown in FIG. "Within a radius (range of about 270 degrees), the stop keyway 58 is a" D "radius (range of about 180-270 degrees) in consideration of the turning operation radius (about 0-180 ° range) of the push rod 20 It is preferable to form so as to be located at a predetermined point in the configuration so that the operation state of the stop keyway 58 in accordance with the rotation operation of the pusher 20 and the upper re-settling stop to the control pin 70 can be more surely recognized.

As described above, the present invention facilitates the rotational operation of the push rod through simple adjustment of the dual-use rotary shaft, and at the same time, the reverse rotation is reliably prevented when the re-station stops to the upper part, thereby ensuring safety and convenience of the push rod operation as well as fixing to the aircraft The separate assembly of the push rod from the mounted bracket is also very quick and convenient, which has a considerable advantage in maintenance management.

Although the present invention has been described with reference to the accompanying drawings, the present invention is not limited thereto, but many modifications and changes may be made without departing from the scope of the following claims.

Claims (4)

In constructing the safety device of the push rod 20 for indirectly pushing and cutting the cut 1 placed on the slice plate 12 of the base 10 against the band saw 14 which is rotated at high speed: A bracket 30 fixed to one side of the base 10 and having a shaft hole 32; A push rod having a shaft hole 42 which is integrally fixed to the push rod 20 so that the push rod 20 is positioned in the orthogonal direction with respect to the bracket 30, and corresponds to the shaft hole 32 formed in the bracket 30. Fixing bracket 40; And The shaft portion 54 except for the pull-out operation handle 52 is fixed to the bracket 30 and the push rod so that the push rod fixing bracket 40 to which the push rod 20 is fixed with respect to the bracket 30 can be rotated. The push rod is installed through each of the shaft holes 32 and 42 of the bracket 40, and the lock rod is operated by the lock release operation of the handle fixing bolt 60 for screwing fastened to the bolt hole 62 of the rod fixing bracket 40. The pin hole 72 of the bracket 30 may be tightened or fixed temporarily to the fixing bracket 40 and may be temporarily released to adjust the rotation. Rotating guide groove 56 and the locking key groove 58, which is rotated and stopped controlled to the control pin 70 is screwed to the control shaft 70 is characterized in that it comprises an adjustable combined rotary shaft 50 is connected in a direction perpendicular to each other; Fracture safety device for fracture. According to claim 1, wherein the push rod 20 is a high rotational operation during the downward rotation by the locking projection 34 formed of the bracket 30, and the over-rotating piece 44 formed of the rod fixing bracket 40 The pusher safety device of the fracturer characterized in that it is configured to be prevented. The apparatus of claim 1 or 2, wherein the rotation guide groove (56) formed by the shaft portion (54) of the combined dual rotation shaft (50) is formed around the circumferential surface. According to claim 1 or claim 2, wherein the rotation guide groove 56 is formed by the shaft portion 54 of the combined rotary shaft 50, the safety of the fracture of the fracture machine, characterized in that formed in only a partial section around the circumferential surface Device.