JP3874353B2 - Processing equipment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a processing apparatus that can be easily mounted on a lathe apparatus existing in a factory so that broaching or the like can be easily performed.
[0002]
[Prior art]
Conventional broaching machines, as disclosed in Japanese Patent Laid-Open No. 2000-24830 (), pull out or push out a broach with a hydraulic cylinder or the like to form key grooves and various shapes of holes on the inner periphery of the workpiece. It was a thing.
[0003]
[Problems to be solved by the invention]
The above-described conventional technology requires a dedicated drive source, which increases the number of parts and the overall size of the device, increases the price, requires installation space and installation location, and is very expensive. , It had the disadvantage that it could not be installed anywhere in the company that requires broaching.
Many companies that require broaching work with companies that specialize in broaching, extending the production date for the transportation and processing period of the workpiece, the cost of transportation, and the high broaching costs. It is in a situation that must bear the burden of.
[0004]
The present invention provides a processing apparatus capable of easily and inexpensively forming a processing apparatus such as broaching in combination with existing apparatuses such as lathes installed at various factories in view of the above-described conventional drawbacks. The purpose is to do.
[0005]
The above and other objects and novel features of the present invention will become more fully apparent when the following description is read in conjunction with the accompanying drawings.
However, the drawings are for explanation only and do not limit the technical scope of the present invention.
[0006]
[Means for Solving the Problems]
In order to achieve the above-mentioned object, it comprises a fixed rotating part mounted to rotate on a rotary drive body such as a lathe and a female screw part that rotates integrally with the fixed rotating part provided in the fixed rotating part. A linear moving body that is composed of a rotary feed portion and a rod-shaped male spiral body that is screwed to the rotary feed portion, and that moves linearly by the rotational operation of the rotary feed portion, and is provided straight in the longitudinal direction of the linear feed body. A guide groove, a linear movement guide section that guides the linear movement by blocking the rotation of the linear moving body by being inserted into the guide groove, a support body for fixing and supporting the linear movement guide section, and the linear movement A machining tool mounting portion for mounting a broach provided directly on the body or indirectly through another member, and a workpiece mounting portion for mounting a workpiece to be cut by the broach through the broach. With processing equipment Forms.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the present invention will be described in detail with reference to embodiments shown in the drawings.
[0008]
In the first embodiment of the present invention shown in FIGS. 1 to 4, reference numeral 1 denotes a processing apparatus, which is integrated with a chuck 3 of a rotary drive body 2 composed of an existing lathe at a factory. A fixed rotating part 4 having a hollow structure that is mounted so as to rotate in the direction of rotation, and connected to the fixed rotating part 4 to rotate integrally with the fixed rotational part 4 and to release the connection from the internal part. It is connected to a female spiral body 5 made of gunmetal, a female spiral part 6 made of a female screw threaded into the female spiral body 5, and a female spiral body 5 fixed inside the rotation fixing part 4 or formed in the same body. The connecting portion 7, the pin receiving hole 8 provided in the connecting portion 7, the connecting pin 9 fixed to the female spiral body 5 so as to enter and exit the pin receiving hole 8, and the female spiral body 5 always on the back side. Compression coil spring 10 that presses and biases, compression coil spring 10 and connecting pin And a clutch mechanism 11 composed of a connecting portion 7 and a female spiral body 5, a linear moving body 13 composed of an iron rod-shaped male spiral body formed by screwing a male spiral portion 12 threadedly engaged with the female spiral portion 6, and rotationally fixed. Rotating pusher 15 having push arm 14 that is pushed and turned by the back side head of linear moving body 13 provided at the back of portion 4 and is pushed forward by the turn, and connected to push arm 14 Then, a spiral body pushing portion 16 for pushing the female spiral body 5 that moves back and forth forward, a guide groove 17 provided straight in the longitudinal direction of the linear moving body 13, and a guide groove 17 provided outside the lathe. The linear movement guide unit 18 that guides the linear movement by blocking the rotation of the linear movement body 13, the horizontal movement support unit 19 that supports the horizontal movement of the linear movement body 13, and the horizontal movement guide unit 18 and the horizontal movement The support part 19 is fixedly supported. Support 20, a processing tool mounting portion 23 having a fixing screw 22 for mounting a broach 21 provided at the tip of the linear moving body 13, a cutting oil supply pump 24, and a cutting oil collection housing 25. A workpiece mounting portion 27 for mounting the workpiece 26 provided at the front portion of the 25, a cutting oil tray 28 provided at the lower portion of the 27, and a pipe 29 for applying the cutting oil to the workpiece 26 It is made up of.
It is also possible to adopt a structure in which a large number of freely rotatable balls are arranged at the threaded portion of the female threaded body and the male threaded body.
[0009]
When the linear moving body 13 moves to the back, the head of the 13 pushes the rotary pushing portion 15, the pushing arm 14 is pushed forward by the pushing operation of the turning pushing portion 15, and the spiral pushing portion 16 is moved. Pushing the female spiral 5, the pushed female spiral 5 moves forward while rotating, moves to a place where the connecting pin 9 comes out of the pin receiving hole 8, becomes free, and is released from the rotation of the rotation fixing portion 4. As a result, the linear moving body 13 stops moving backward.
When the rotation fixing portion 4 is rotated in the reverse direction, the female helical body 5 is pushed backward by the compression coil spring 10 and the connecting pin 9 fits into the pin receiving hole 8. As a result, the female helical body 5 is integrated with the rotation fixing portion 4. Rotate to move the linear moving body 13 forward.
[0010]
Different Embodiments of the Invention
Next, different embodiments of the present invention shown in FIGS. 5 to 18 will be described.
In the description of the different embodiments of the present invention, the same components as those in the first embodiment of the present invention are denoted by the same reference numerals, and redundant description is omitted.
[0011]
The main difference between the second embodiment of the present invention shown in FIG. 5 and the first embodiment of the present invention is that the structure of the fixed rotating portion 35 is divided into a steel outer body 36 that can be divided into two parts. A gun-shaped female spiral body 37 having a female spiral portion 6 that can be formed, fixing plates 38 and 38 for fixing them together, and a bolt 39, and a linear moving body 41 having a male spiral portion 12. And a rectangular moving body 43 connected to the tip of the 42, and a linear movement guide provided with a sliding roller 44 that supports and guides the linear movement so as to prevent the 43 from rotating. The portion 45 is provided, and the configuration of the clutch mechanism is a processing device 47 that is a mechanism including a non-engagement portion 46 that is not threaded by a screw provided outside the male spiral body 42.
When the female spiral portion 6 is entirely inserted into the non-engagement portion 46, the screwing of the male spiral portion 12 with the male spiral portion 12 is released, and the male spiral body 42 does not receive a driving force and does not move straight.
Since the fixed rotating portion 35 can be divided, the female spiral body 37 can be detached and replaced without being rotated from the male spiral body 42.
[0012]
In the third embodiment of the present invention shown in FIG. 6, the main difference from the first embodiment of the present invention is that the structure of the rotation fixing portion 50 is a simple cylinder, column or square, A male spiral body 51 formed of a screw rod that rotates integrally with the 50 is provided at the front of the fixed section 50, and has a female spiral section 6 that is screwed into the male spiral section 12 of the male spiral body 51 and moved back and forth. A female spiral body 52 made of gunmetal is provided, and a linear moving body 55 having a through hole 54 through which the male spiral body 51 is passed in a free state and a guide groove 17 in the upper part is fixed to the front portion of the female spiral body 52 with a bolt 53. A non-meshing portion 46 provided between the male spiral portion 12 and the fixed rotating portion 50 of the male spiral body 51, the compression coil spring 10 passed through the 46, and appropriately holding the 10 between the female spiral bodies 52. A spring receiving portion 56 fixed in an appropriate place, The processing device 57 is configured in such a manner that sliding rollers 58 are provided on both sides of the linear movement guide portion 18 that is inserted in the guide groove 17 and prevents rotation of the linear moving body 55 and supports linear movement. is there. A slide receiver 59 is provided at the tip of the linear moving body 55.
[0013]
The fourth embodiment of the present invention shown in FIG. 7 is mainly different from the first embodiment of the present invention in that the linear movement guide section and the processing device 57 of the second embodiment are configured in the configuration of the processing apparatus 57 of the second embodiment. The horizontal movement support portion is configured to be a linear movement guide portion 60 that slides and supports the linear movement body 55 from both the upper and lower sides, and a non-engagement portion 61 that performs the same function as the non-engagement portion 46 is provided on the distal end side of the male spiral body 51. The device 62 is used.
In FIG. 7, the position of the linear movement guide portion 60 is an irrational position with respect to the non-meshing portion 61, but this is for easy understanding. In an actual apparatus, the non-meshing portion 61 has a female spiral body. Needless to say, even if 52 is positioned, the linear moving body 55 is set to an appropriate position so that the linear moving body 55 does not come off the linear moving guide section 60.
[0014]
The fifth embodiment of the present invention shown in FIG. 8 is mainly different from the first embodiment of the present invention in that the fixed rotating body 65 is formed as a long cylindrical body having a cavity 66 and the rotary driving body 2 is used. Most of them can be stored inside, and the base of the male spiral 51 is fixed to the 65 so as to protrude to the front from the backmost part of the fixed rotating body 65 to the front and rotate integrally with the 65. 46, the female spiral body 52, and the linear moving body 55 are provided in the same manner as in the configuration of the third embodiment, and the processing device 67 in which the sliding rollers 58 are arranged on the side portion of the guide groove 17 is configured.
[0015]
The sixth embodiment of the present invention shown in FIG. 9 is mainly different from the first embodiment of the present invention in that the female spiral body of the configuration of the fifth embodiment processing device 67 is a linear moving body. The processing device 68 is formed by screwing the female spiral portion 6 at the back of 55.
The front end of the male spiral 51 is provided with a non-meshing portion 61 and a slide receiver 59.
[0016]
The seventh embodiment of the present invention shown in FIG. 10 is mainly different from the first embodiment of the present invention in that the linear movement guide portion of the configuration of the processing device 57 of the third embodiment is the same. The configuration is such that the linear movement guide portions 70 project from the both sides on the back side of the linear movement body 55, and a sliding roller 72 that contacts the bottom of the linear movement guide portion 70 and supports the sliding movement of the 70 on the base 71. The machining device 74 is provided with a lathe stop switch 73 for stopping the lathe rotation operation when the linear moving body 70 that is arranged and moves backward instead of the clutch mechanism hits.
[0017]
The eighth embodiment of the present invention shown in FIG. 11 is mainly different from the first embodiment of the present invention in that in addition to the configuration of the processing device 74 of the seventh embodiment, a brake disc 76, an electromagnetic disc brake 77, and a brake operation switch 78. When the lathe stop switch 73 is activated and the brake operation switch is further activated, the disc brake 77 is activated to forcibly rotate the lathe. At the same time, the alarm unit 79 is activated to give an alarm.
[0018]
The ninth embodiment of the present invention shown in FIG. 12 is mainly different from the first embodiment of the present invention in that the female helical body of the processing device 57 of the third embodiment is replaced by the linear moving body 55. The female spiral body 5 is provided in a free state inside, the clutch mechanism 81 is movable forward and backward only in front of the female spiral body 5 and is connected to the linear moving body 55, and the 81 is placed in front of the 81. A compression coil spring 10 that pushes and urges backward, a clutch push rod 82 that is movable forward and backward to push the 81 from the rear to the rear, a clutch rod contact portion 83 against which the 82 hits, and a clutch rod contact portion The machining device 85 is configured to include an operation lever 84 for forcibly manually moving 83 to the rear.
When the clutch disk 81 is pressed by the compression coil spring 10 and abuts against the female helical body 5 to prevent the rotation of the 5 and is fixed, the linear moving body 55 moves straight forward or backward by the rotation of the male rotating body 51. However, when the rectilinear moving body 55 moves backward and the clutch push rod 82 hits the clutch contact portion 83, the 83 pushes the clutch disc 81 and moves it forward to release the contact between the 81 and the female spiral body 5. The linear moving body 55 is stopped even when the male rotating body 51 is rotated with the 5 in a free state. When the rotation direction of the male rotating body 51 is changed and the lever 84 is raised or lowered, the clutch contact portion 83 is retracted and pushed by the compression coil spring 10 so that the clutch disc 81 comes into contact with the female helical body 5 and the rectilinear moving body 55 is moved. Go forward.
When the clutch contact portion 83 is pushed by the clutch push rod 82, the power of the lathe is turned off, and even when the power is turned on, the linear moving body 55 is rotated only in the direction of moving forward.
[0019]
In the tenth embodiment of the present invention shown in FIG. 13, the main difference from the first embodiment of the present invention is that the fixed rotating part is fixed in a hollow shape that is fixed to the tip side of the chuck 3 and is fixed short. A rotating portion 88 is provided, and the female spiral body 52 is fixed in the 88 so as to rotate integrally with the bolt 53 by a bolt 53, and a compression coil spring 89 is provided in the fixed rotating portion 88 in front of the female spiral body 52. A spring pushing body 90 for pushing the 89 from the front is provided in front of the compression coil spring 89 so that the front part protrudes from the outer front part of the fixed rotating part 88. A male spiral body 51, which is a linearly movable body having non-engagement portions 46 and 61, is provided by screwing the male spiral portion 12, and a pusher contact portion where a spring pusher 90 hits in front of the non-meshment portion 61 of the 51. 91 set up A fixed housing portion 92 is fixed to the rear portion of the non-engagement portion 46 of the male spiral body 51, and a compression coil spring 93 is provided inside the fixed housing portion 92, and the 93 is pushed backward. The spring pushing body 94 constitutes a processing device 95 provided with its front portion protruding forward of the fixed housing portion 92.
When the male spiral body 51 moves forward, the fixed rotating portion 88 hits the spring push-in body 94, and the 94 is pushed in to compress and compress the compression coil spring 93. When the female spiral portion 6 enters into the non-engagement portion 46, the fixed rotation portion 88 rotates. The rotation of the portion 88 is not transmitted to the male spiral body 51, and the movement of the 51 stops. When the male spiral body 51 of the fixed rotating portion 88 is rotated to move backward, the 51 is pushed by the compression coil spring 93 and the female spiral portion 6 is screwed into the male spiral portion 12, so that the male spiral body 51 moves backward. go.
When the male spiral body 51 moves backward, the spring push-in body 90 hits against the push-in body contact portion 91 and pushes and contracts the compression coil spring 89. When the female spiral portion 6 enters the non-engagement portion 61, the fixed rotation portion 88 The rotation is not transmitted to the male spiral 51 and the movement of the 51 stops. When the male spiral body 51 of the fixed rotating portion 88 is rotated to move forward, the 51 is pushed by the compression coil spring 89 and the female spiral portion 6 is screwed into the male spiral portion 12, so that the male spiral body 51 moves backward. go.
[0020]
The main difference between the eleventh embodiment of the present invention shown in FIG. 14 and the first embodiment of the present invention is that the fixed rotating portion 50 is connected to the worm 99 of the worm gear 98, and the 98 wheels 100 is connected to a sprocket 101, a chain 102 is attached to the 101, a sprocket 103 is connected to the other end of the 102, a gear 104 is connected to the 103, and a linear movement consisting of a rack is provided to the 104. This is in that a processing device 106 having a configuration in which the body 105 is provided to move forward and backward in a straight line is formed. 107 is an electromagnetic brake, and 108 is a base.
[0021]
The main difference between the twelfth embodiment of the present invention shown in FIG. 15 and the first embodiment of the present invention is that a long shaft 110 is fixed to the fixed rotating portion 50, The worm 111 is fixed, and the worm 111 is supported and guided by the linear movement support guide mechanism 113 so that the linear moving body 112 made of a rack having teeth meshing with the teeth of the 111 moves linearly back and forth. The processing apparatus 114 is formed. 115 is a tooth part.
[0022]
The main difference between the thirteenth embodiment of the present invention shown in FIG. 16 and the first embodiment of the present invention is that an oil operation piston 117 is provided at the tip of the male spiral body 13. A second oil chamber 122 formed on the inside and attached to the first oil chamber 119 so as to seal the oil 120 and to cover the outside of the 119 communicated with the first oil chamber 119 through the communication port 121 is provided. The second oil chamber 122 is provided with a piston 123 movably provided in the 122, and the 123 is integrally provided with a linear moving body 124 formed of a piston rod protruding forward of the cylinder 118. The processing device 125 is formed by attaching the workpiece mounting portion 27 to the front portion of the linear moving body 124.
When the oil operating piston 117 moves forward, the linear moving body 124 moves backward, and when the 117 moves backward, the 124 moves forward. The cylinder 118 is fixed to the base so as not to move at all. 126 is a vent hole.
[0023]
The main difference between the fourteenth embodiment of the present invention shown in FIG. 17 and the first embodiment of the present invention is that the shaft 128 is fixed to the fixed rotating portion 50, and the 128 communicates with the gear box 129. A gear 130 is attached to the output shaft of the 129, and a processing device 131 is formed on the 130 so that the linear moving body 105 is supported so as to be linearly moved forward.
[0024]
In the fifteenth embodiment of the present invention shown in FIG. 18, the main difference from the first embodiment of the present invention is that the ball screw jack 133 and the fixed rotating portion 50 are connected by a connecting component 134, and the ball screw The workpiece mounting portion 27 is provided at the top end of the linear moving body 135 formed of the jack shaft of the jack 133, and a processing device 137 is formed in which these are held by the rod body 136. With such a configuration, the apparatus can be installed even in a narrow space.
[0025]
【The invention's effect】
As is clear from the above description, the present invention has the following effects.
[0026]
A fixed rotation portion mounted to rotate on a rotary drive body such as a lathe, a rotation feed portion comprising a female screw portion that rotates integrally with the fixed rotation portion provided in the fixed rotation portion, and the rotation feed A linear moving body that is formed of a rod-shaped male spiral body that is screwed to the section and that moves linearly by the rotational movement of the rotary feed section, a guide groove that is provided straight in the longitudinal direction of the linear moving body, and the guide groove A linear movement guide part that guides the linear movement by preventing rotation of the linear movement body, a support body for fixing and supporting the linear movement guide part, and the linear movement body directly or another member It is composed of a processing tool mounting part for mounting a broach provided indirectly, such as through a workpiece, and a workpiece mounting part for mounting a workpiece that is cut by the broach through the broach. Compare equipment The construction that prevents rotation of the female screw, the bar screw, and the bar screw and the broach mounting part can be made inexpensive, and a broaching device can be easily formed by simply attaching an inexpensive processing device to an existing lathe. An effect can be obtained.
As a result, factories with lathes can easily carry out broaching in-house using existing lathes without any restrictions on the installation location due to cheap capital investment, and broaching at a short time and at low cost. Product can be produced.
[0027]
[0028]
[0029]
[0030]
[0031]
[0032]
[Brief description of the drawings]
FIG. 1 is an overall perspective view of a first embodiment of the present invention.
FIG. 2 is a partial perspective view of the first embodiment of the present invention.
FIG. 3 is a partial cross-sectional view of the first embodiment of the present invention.
FIG. 4 is an exploded perspective view of the clutch mechanism according to the first embodiment of the present invention.
FIG. 5 is a cross-sectional view of a second embodiment of the present invention.
FIG. 6 is a cross-sectional view of a third embodiment of the present invention.
FIG. 7 is a side view of a fourth embodiment of the present invention.
FIG. 8 is a cross-sectional view of a fifth embodiment of the present invention.
FIG. 9 is a cross-sectional view of a sixth embodiment of the present invention.
FIG. 10 is a plan view of a seventh embodiment of the present invention.
FIG. 11 is a plan view of an eighth embodiment of the present invention.
FIG. 12 is a cross-sectional view of a ninth embodiment of the present invention.
FIG. 13 is a sectional view of a tenth embodiment of the present invention.
FIG. 14 is a plan view of an eleventh embodiment of the present invention.
FIG. 15 is a plan view of a twelfth embodiment of the present invention.
FIG. 16 is a sectional view of a thirteenth embodiment of the present invention.
FIG. 17 is a plan view of a fourteenth embodiment of the present invention.
FIG. 18 is a side view of a fifteenth embodiment of the present invention.
[Explanation of symbols]
1: processing device, 2: rotary drive,
3: Chuck, 4: Fixed rotating part,
5: female spiral, 6: female spiral,
7: Connecting part, 8: Pin receiving hole,
9: connecting pin, 10: compression coil spring,
11: Clutch mechanism, 12: Male spiral part,
13: linear moving body, 14: push arm,
15: Rotating pusher 16: Spiral pusher,
17: guide groove, 18: linear movement guide,
19: Horizontal movement support part, 20: Support body,
21: Brooch, 22: Fixing screw,
23: machining tool mounting portion, 24: cutting oil supply pump,
25: Cutting oil recovery casing, 26: Work piece,
27: Workpiece mounting portion, 28: Cutting oil pan,
29: Tube, 35: Fixed rotating part,
36: outer body, 37: female spiral,
38: fixed plate, 39: bolt,
41: linear moving body, 42: male spiral body,
43: moving body, 44: sliding roller,
45: linear movement guide part, 46: non-meshing part,
47: Processing device, 50: Rotation fixing part,
51: male spiral, 52: female spiral,
53: Bolt, 54: Through hole,
55: linear moving body, 56: spring receiving part,
57: Processing device, 58: Roller,
59: Slip receiver, 60: Linear movement guide,
61: Non-engagement part, 62: Processing apparatus,
65: Fixed rotating body, 66: Cavity part,
67: Processing device, 68: Processing device,
70: Straight travel guide 71: Base
72: Sliding roller, 73: Lathe stop switch,
74: Processing device, 76: Brake board,
77: Disc brake, 78: Brake operation switch,
79: Alarm section, 81: Clutch board,
82: Clutch push rod, 83: Clutch rod contact portion,
84: Operation lever, 85: Processing device,
88: Fixed rotating part, 89: Compression coil spring,
90: Spring push-in body, 91: Per push-in body,
92: Fixed housing part, 93: Compression coil spring,
94: Spring push-in body, 95: Processing device,
98: Worm Gear, 99: Worm,
100: Wheel, 101: Sprocket,
102: Chain, 103: Sprocket,
104: Gear, 105: Linear moving body,
106: Processing device, 107: Electromagnetic brake,
108: Base, 110: Shaft,
111: Worm, 112: Linear moving body,
113: Linear movement support guide mechanism, 114: Processing device,
117: Oil operation piston, 118: Cylinder,
119: 1st oil chamber, 120: Oil,
121: Contact port, 122: Second oil chamber,
123: Piston, 124: Linear moving body,
125: Processing device, 128: Shaft,
129: Gearbox, 130: Gear,
131: Processing device, 133: Ball screw jack,
134: connecting parts, 135: linear moving body,
136: Rooster body, 137: Processing device.

Claims (1)

A fixed rotation portion mounted to rotate on a rotary drive body such as a lathe, a rotation feed portion comprising a female screw portion that rotates integrally with the fixed rotation portion provided in the fixed rotation portion, and the rotation feed A linear moving body that is formed of a rod-shaped male spiral body that is screwed to the section and that moves linearly by the rotational movement of the rotary feed section, a guide groove that is provided straight in the longitudinal direction of the linear moving body, and A linear movement guide part that guides the linear movement by preventing rotation of the linear movement body, a support body for fixing and supporting the linear movement guide part, and the linear movement body directly or another member A working tool mounting portion for mounting a broach provided indirectly, such as through a workpiece, and a workpiece mounting portion for mounting a workpiece to be cut by the broach through the broach. Processing equipment.

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