JPH0329084Y2 - - Google Patents

Description

[Detailed explanation of the invention] [Industrial application field] This invention manufactures products such as pipe fitting members by performing cutting processes such as turning and boring on a workpiece such as a spherical material with a cylindrical boss. The present invention relates to a delivery finger device for delivering workpieces in automatic cutting equipment.

[Conventional technology]

BACKGROUND ART Conventionally, workpieces such as spherical materials with cylindrical bosses have been used to cut pipe joint members used in intake systems of engines such as vehicles, hydraulic systems of auxiliary equipment, etc. Regarding the cutting of these spherical materials with cylindrical bosses, the spherical materials are cut in separate steps. For example, for the spherical material, the first step is rough machining of the end face and inner diameter drilling (rough machining), the second step is rough machining of the back end face, inner diameter finishing, and recess machining, and the third step is boss side hole machining. Currently, processing and finishing of both end faces in the fourth step are performed separately.

[The problem that the idea aims to solve]

However, as described above, it is extremely inefficient and labor-intensive for workers to cut the workpiece by separating it into each process, and it is difficult to cut the finished product in terms of accuracy, quantity, and quality. etc., resulting in an imbalance and problems. Therefore, there has been a desire for a device that can continuously and automatically perform all of these cutting processes.

The purpose of this invention is to solve the above problems, and to make it possible to always check workpieces such as spherical materials with cylindrical bosses to the index check device in a normal state using the loading device. Another object of the present invention is to provide a delivery finger device in an automatic cutting device that is used to receive the workpiece from an intermittent feeding device or the like and automatically transfer it to the index check device.

[Means to solve the problem]

In order to achieve the above object, this invention is constructed as follows. That is, this invention uses a slide base fixed to the automatic cutting device body via a bracket in a delivery finger device that receives workpieces from a workpiece feeding device that sequentially and intermittently feeds the workpieces and delivers them to a loading device. A slider that slides on a slide base, a finger body fixed to the slider, a pair of finger members that are attached to the finger body in an openable and closable manner and sandwich the workpiece, and a pair of finger members that are fixed to the finger member and from the workpiece feeding device. A delivery member formed to adapt to the shape of the workpiece in order to receive the workpiece being fed out, a receiving position where the delivery member receives the workpiece being fed out from the workpiece feeding device, and the delivery An automatic cutting device characterized by having a hydraulic device for sliding the slider between a position where the workpiece supported on a member is transferred to the loading device for feeding the workpiece to an index chuck device. The present invention relates to a delivery finger device.

Further, in this delivery finger device, the hydraulic device includes a cylinder fixed to the slide base and a piston fixed to the slider.

Further, in this delivery finger device, each of the finger members is removably fixed to one end of a pair of L-shaped levers that pivot within the finger body.

Further, in this delivery finger device, the opening/closing movement of the finger member is performed by the L-shaped lever that is swingable by hydraulic pressure.

Further, in this delivery finger device, a delivery member including a delivery portion for the workpiece is removably attached to the finger member.

[Effect]

This invention is constructed as described above and operates as follows. That is, the delivery finger device in the automatic cutting device according to this invention includes a slide base fixed to the automatic cutting device main body via a bracket, a slider that slides on the slide base, and a hydraulic device for sliding the slider. , a finger body fixed to the slider, and a pair of finger members attached to the finger body so as to be openable and closable and sandwiching the workpiece, so that the workpiece can be reliably and It can be received in a certain position. A cylinder in which the slide base is fixed to an automatic cutting device main body via a bracket, the slider is slid by a hydraulic device, and the hydraulic device for sliding the slider is fixed to the slide base. and a piston fixed to the slider, the workpiece can be moved to an optimal position for transferring the workpiece to, for example, an autoloader, etc., and the workpiece can be transferred reliably and accurately. can.

Moreover, the delivery finger device can also be moved when receiving the workpiece. Also,
Each of the finger members is removably fixed to one end of a pair of L-shaped levers that pivot within the finger body, and the opening/closing movement of the finger members is caused by the L-shape swingable by hydraulic pressure. Since the opening/closing mechanism is configured to be operated by a lever, the opening/closing mechanism of the finger member has a simple structure and can reliably open/close the finger member. Moreover, the operation of the hydraulic system is, for example, NC
This can be done using signals from the device and can be automated.

Furthermore, in the finger member, the transfer part for the workpiece is formed from a separate transfer member and configured to be removable, so that the transfer member can be replaced depending on the shape of the workpiece, or If the delivery member is damaged, it is only necessary to replace it, which is an extremely convenient configuration.

〔Example〕

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a delivery finger device in an automatic cutting machine according to this invention will be described in detail below with reference to the drawings.

FIG. 1 shows a side view of a delivery finger device in an automatic cutting machine according to this invention. This automatic cutting device is mainly composed of a workpiece feeding device 1 (see Fig. 2), a delivery finger device 10, an autoloader device 20, an index check device 30, and an unloader device 40 (see Fig. 6). ing. In this embodiment, cutting of a workpiece 50 such as a spherical material with a cylindrical boss will be explained. Next, each of these devices will be explained in turn.

FIG. 1 shows a delivery finger device 10, an autoloader device 20 which is a loading device, and an index check device 30 in this automatic cutting device.

The delivery finger device 10 has the function of receiving the workpiece 50 from the chute 42 (see FIG. 2) in the workpiece delivery device 1 and delivering the workpiece 50 to the autoloader device 20. The delivery finger device 10 is attached to an autoloader bracket 29 which is fixed to an automatic cutting device body 60 by a bracket 52. As shown in FIG. 7, the delivery finger device 10 has a pair of finger members 47, 47. A delivery member 48 is fixed to the inside of each finger member 47, respectively. As shown in FIG. 8, the inner surface 4 of the delivery member 48
9 is formed in a shape that adapts to the shape of the workpiece 50 fed out from the workpiece feeding device 1, and is formed in the shape of an inverted truncated semi-cone in the figure. Therefore,
Since the pair of transfer members 48 face each other, the inner surface forms a bowl-shaped inverted truncated conical shape, in other words, a tapered inner surface space 51 is formed. The workpiece 50 falling from the chute 42 is inserted into the transfer member 4 of the finger member 47 so as to fit into this space 51.
Received by 8. A slide base 14 is fixed to the bracket 52, and the slider 12 is configured to reciprocate on the slide base 14 while being guided by a guide rail 16. A cylinder 13 is fixed to the slide base 14 via a bracket 54, and a piston 53 that reciprocates within the cylinder 13 is fixed to the slider 12 via a bracket 55.
That is, the hydraulic system including the cylinder 13 and the piston 53 moves the workpiece 50 supported by the delivery member 48 to the loading device 20 at a receiving position where the delivery member 48 receives the workpiece 50 delivered from the workpiece delivery device 1. The slider 12 is caused to slide between the transfer position and the transfer position. Furthermore, a finger body 11 is fixed to the slider 12 via a bracket 15.

In FIG. 7, the finger body 11 incorporates a single rod 76 that is reciprocated by hydraulic pressure or the like. In addition, each finger member 47
are each pivotally connected to the finger body 11 via a respective L-shaped lever or L-shaped arm 75 by a pin 77, and one end of each L-shaped arm 75 is connected to one end of a rod 76 by an identical pin 78. They are each pivoted by. Each finger member 47 is removably fixed to the other end of each L-shaped arm 75. Therefore, due to the reciprocating movement of the rod 76, each L-shaped arm 75 to which the finger member 47 is fixed performs a swinging movement using the pin 77 as a pivot point. Further, as shown in FIG. 1, the finger member 40 moves back and forth due to the reciprocating movement of the slider 12, and the finger member 40 moves to a receiving position where the workpiece 50 is received from the chute 42 and is transferred to the autoloader device 20. It can reciprocate between the delivery position and the delivery position.

Next, the autoloader device 20, which is a loading device for loading the workpiece 50, will be described in detail. This autoloader device 20 is attached via a slider base 28 to an autoloader bracket 29 fixed to an automatic cutting device main body 60. A slider 26 is attached to the slider base 28 so as to be movable up and down. A cylinder 27 for moving the slider 26 up and down is fixed to the slider base 28. A piston 56 that moves up and down inside the cylinder 27
is fixed to the slider 26 with a suitable member (not shown). A guide base 24 and a cylinder 25 are fixed to the lower end of the slider 26.
The L-shaped clamp member 22 is the clamp part 1
7 and a guide portion 23, the clamp member 2
2 and the workpiece support member 18 are provided to reciprocate on the guide base 24. for example,
One end of the guide portion 23 is slidably attached to a long hole (not shown) formed in the guide base 24 . A positioning pin 19 is provided at the end of the workpiece support member 18 . A clamp member 2 is attached to one end of the piston 57 that reciprocates within the cylinder 25.
2 is fixed. Further, the clamp member 22 includes a clamp cylinder 59 and a guide rod 2.
1 is fixed. The workpiece support member 18 includes
A piston 58 that reciprocates within the clamping cylinder 59 is fixed. Therefore, the autoloader device 20 is moved up and down by the vertical movement of the slider 26 to a retracted position, a position at the same height as the transfer finger device 10, and a position at the same height as the index check device 30. . In addition, the autoloader device 20 moves the workpiece 50 from the finger member 47 of the transfer finger device 10 to the index check member 61 of the index check device 30 by reciprocating the piston 57. It is moved to the position where 50 is given.

Further, the index check device 30 will be described in detail with reference to FIGS. 1 and 3. The index chuck device 30 is mounted on a rotating main shaft 65 and has an index chuck 62 that pivots together with the main shaft 65. The index chuck 62 is configured to be indexable by the action of a plunger (not shown). A pair of plungers 6 are provided in the hole 63 of the index chuck 62.
A pair of finger members 66, 66 that can reciprocate by means of 4, 64 are installed. The pair of finger members 66 , 66 can clamp the workpiece 50 from the autoloader device 20 by the action of the plunger 64 . Indexing of the index chuck 62 attached to the main shaft 65 is performed by a positioning pin 31 and a main shaft indexing plate 67 that constitute an indexing mechanism. In order to feed the workpiece 50 from the autoloader device 20 into the index chuck device 30, the index chuck 62 is indexed to an index position.

In FIG. 2, the workpiece delivery device 1 is shown. The workpiece feeding device 1 is capable of feeding out the workpieces 50 one by one intermittently, and includes a chute 42 and a shutter mechanism 43. The chute 42 is composed of a cylindrical pipe fixed to a bracket (not shown), and is configured so that by tilting the cylindrical pipe at a predetermined angle of inclination, the workpiece 50 slides down due to gravity. has been done. The shutter mechanism 43 is installed above the chute 42. The shutter mechanism 43 includes a shutter cylinder 2 attached to a shutter frame 8, a swing lever 4, a shutter 6, and a work stopper 7. A workpiece stopper 7 is removably fixed to the tip of the shutter 6 for abutting the workpiece 50 and preventing it from falling. The swing lever 4 is pivotally attached to the shutter frame 8 by a lever pin 9 so as to be swingable. One end of the swing lever 4 is connected to a joint 3 at one end of a piston 44 that reciprocates within the shutter cylinder 2.
It is pivotally connected via. Furthermore, long holes 45 and 46 are formed on both sides of the swing lever 4, and one end of the shutter 6 is pivotally attached to these long holes 45 and 46 by bolts, nuts, etc. Therefore,
One end of the shutter 6 can be rotatably fixed at a desired position in the elongated holes 45, 46. Each shutter 6 is attached to both sides around a lever pin 9. A work stopper 7 is removably attached to the other end of the shutter 6. A shutter guide block 5 is fixed to the shutter frame 8 and functions as a guide for the shutter 6. The reciprocating movement of the piston 44 causes the swinging lever 4 to perform a swinging motion using the lever pin 9 as a pivot point. The swinging movement of the swinging lever 4 causes the shutter 6 to move up and down while being guided by the shutter guide block 5.
Since each shutter 6 is attached to both sides of the lever pin 9, the up and down movements of each shutter 6 are in opposite directions. The lower end of the workpiece stopper 7 fixed to the lower end of the shutter 6 enters into the chute 42 when lowered to the lowest position, and can restrict and stop the movement of the workpiece 50. When this happens, it can come out of the chute 42 and allow the workpiece 50 to pass through. Further, the distance between one work stopper 7 and the other work stopper 7 is set to correspond to the size of the workpiece 50.

In FIG. 4, tool rests 68 (five in the figure) are shown mounted on the slide base 79. On each tool rest 68, there is a cutter, that is, a cutting tool 6.
9, 70, 71, 72, and 73 are installed, respectively. A cylinder/piston device (not shown) is attached to each tool rest 68, respectively. Therefore, bytes 69, 70, 71, 72, 7
When No. 3 performs a cutting process such as turning or boring, only the cutting tool corresponding to the cutting process is selected and projected to the cutting position C. For example, byte 70,
72 is shown. Part-time job 69, 70, 71, 7
Regarding types 2 and 73, an example is shown in which the workpiece 50 is, for example, a spherical material with a cylindrical boss. For example, the cutting tool 69 is used to perform rough machining of the end surface, rough machining of the back end surface, and the like.
The cutting tool 70 and the cutting tool 72 are used for drilling holes on the cylindrical boss side. The cutting tool 71 is used for finishing end surfaces and the like. The cutting tool 73 is used for finishing the inner diameter, recessing, etc.

In FIGS. 5 and 6, the unloader device 4
0 is shown. FIG. 6 is drawn to correspond to FIG. 5, and shows a state rotated by 45 degrees. This unloader device 40 is attached to an unloader front and rear cylinder 41.
The slider 39 is attached via a bracket 89 to one end of a piston 74 that reciprocates within the unloader front and rear cylinders 41. An auxiliary cylinder 37 is fixed to the slider 39, and a piston (not shown) reciprocates within the auxiliary cylinder 37.
A guide base 32 is fixed to. The guide base 32 can reciprocate while being guided by the guide shaft 38 and the guide slide bar 36 in a direction perpendicular to the longitudinal direction of the slider 39. A fixed shaft 3 is attached to the lower end of the guide base 32.
5 is fixed. Further, the fixed shaft 35 is provided with a clamp cylinder 33 and a claw 34. Due to the action of the clamp cylinder 33, the claw 3
4 performs opening and closing operations. Accordingly, the slider 39 advances toward the index chuck device 30 and the pawl 34
is moved to the center of the index chuck 62 and the workpiece 50 can be received by the pawl 34 from the index chuck 62 of the index chuck device 30.

A workpiece 50 is shown in FIGS. 9A, 9B, 10A, and 10B. 9th
Figure A shows a workpiece 50, which is a spherical material with a cylindrical boss. The workpiece 50 has a shape consisting of a cylindrical boss portion 87 and a spherical portion 88 . 9th
FIG. 9B shows a sectional view of FIG. 9A. A positioning recess 80 is formed on the lower end surface of the cylindrical boss portion 87 of the workpiece 50, with which the positioning pin 19 of the workpiece support member 18 engages when the workpiece 50 is transferred from the delivery finger device 10 to the autoloader device 20. has been done. 10A and 10B show the shape of the workpiece 50, which is a spherical material with a cylindrical boss, being cut into a pipe joint product. FIG. 10A is a front view of a workpiece 50, which is a pipe joint product, and a cross-sectional view taken along line XX in FIG. 10B and FIG. 10A. This pipe joint has flat surfaces 81 and 82 with end faces machined on both sides of a spherical part 88, a through hole 83 with an inner diameter drilled in the flat surfaces 81 and 82, and a cylindrical boss part 8.
Communication holes 84, 85 drilled from the lower end surface of 7;
and a groove 86 formed on the inner surface of the through hole 83 by recess processing.

This invention is constructed as described above and operates as follows. A case will be described in which a workpiece 50 such as a spherical material with a cylindrical boss is cut using an automatic cutting apparatus incorporating the delivery finger device according to this invention. Workpiece feeding device 1
The workpiece 50 is automatically or manually loaded into the chute 42 in the step. At this time, the workpiece 50 is placed into the chute 42 with the cylindrical boss portion 87 facing downward. The chute 42 is inclined, and the workpiece 50 descends within the chute 42 due to gravity and is stopped at the lower end portion of the chute 42 by the workpiece stopper 7. The swing lever 45 swings due to the operation of the piston 44, and the work stopper 7 installed downstream rises and the chute 42
At the same time, the work stopper 7 upstream in the direction of movement of the workpiece 50 is lowered and taken out from the chute 42.
Go inside. As a result, one workpiece 50 located between the workpiece stops 7 is ejected from the chute 42, and the next workpiece 50 is moved to the chute 4 by the workpiece stopper 7 located upstream.
It will be stopped within 2. After ejecting one workpiece 50 from the chute 42, the piston 44
is activated, the swing lever 45 swings, and the next workpiece 50 is stopped at the downstream work stopper 7. The workpiece 50 discharged from the chute 42 is sent into the pair of delivery members 48 of the delivery finger device 10 with the cylindrical boss portion 87 facing downward.

After the delivery finger device 10 receives the workpiece 50, the piston 53 in the cylinder 13 begins to extend, and the slider 12 is guided by the guide rail 16 and slides on the slide base 14, thereby causing the finger body 11 to move forward. . On the other hand, in the autoloader device 20, a piston 58 that reciprocates within a cylinder 59 fixed to the clamp member 22 extends downward, and the work support member 18 is guided by the guide rod 21 and moves downward. Next, as the finger body 11 moves forward, the clamp member 22 and the workpiece support member 18 are positioned above and below the transfer member 48 fixed to the finger member 47. The piston 58 operates and the workpiece support member 18 rises, the clamp member 22 comes into contact with the upper surface of the workpiece 50, and the workpiece support member 18 comes into contact with the lower surface thereof. In this state, the positioning pin 19 provided on the workpiece support member 18
engages with the positioning recess 80 formed on the end face of the cylindrical boss portion 87 of the workpiece 50. Of course, the workpiece 50 is not limited to the above-described delivery state, and depending on the shape of the workpiece 50, the workpiece 50 may be simply placed on the workpiece support member 18 and delivered. After the autoloader device 20 clamps the workpiece 50, the rod 76 moves forward in the direction of arrow D, the L-shaped arm 75 swings in the direction of arrow B about the pin 77, and the transfer member 48 of the finger member 47 moves forward. The finger member 47 is opened and then retracted, and the finger member 47 is again in a closed state and is set to receive the next workpiece 50. On the other hand, the autoloader device 20
The piston 56 reciprocating within the cylinder 27 is actuated to lower the slider 26 to the level of the index check device 30.

When the slider 26 is lowered and the workpiece 50 clamped to the clamp member 22 and the workpiece support member 18 is lowered to the height position of the index check device 30, the piston 57 in the cylinder 25 is actuated. . As the piston 57 expands, the clamp member 22 and the workpiece support member 18 are guided to the guide base 24, and the workpiece 50 enters the hole 63 of the index chuck 62 in the index chuck device 30. Next, a pair of index chuck members 61 provided on the index chuck 62 grasp the workpiece 50. The piston 58 in the cylinder 59 operates,
The workpiece support member 18 moves downward and becomes open, releasing the clamped state of the workpiece 50.
The piston 57 in the cylinder 25 operates immediately,
Clamping member 22 and workpiece support member 18 are retracted from indexing device 30. Next, the slider 26 rises and the autoloader device 2
0 moves to the transfer finger device 10 to receive the next workpiece 50.

The workpiece 50 is placed in the index check device 30.
After the tool rest 68 is clamped, the tool rest 68 is moved to the index check device 30, and any one of the cutting tools on the tool rest 68 is indexed, and
The workpiece 50 is sequentially indexed and cut according to the cutting process.
For example, the cutting tool 69 performs rough machining of the end surface of one side of the workpiece 50 and rough machining of the end surface of the other side surface. The cutting tool 70 is used to perform hole machining on the large diameter cylindrical boss side. The cutting tool 72 is used to drill holes on the side of the cylindrical boss with a small diameter. The cutting tool 71 performs end face finishing on both sides. Furthermore, the cutting tool 73 performs inner diameter finishing, recess processing, etc.

After cutting the workpiece 50 is finished, the main spindle 65 is stopped and indexed. The main shaft 65 is indexed by the positioning pin 31 acting on a groove (not shown) provided in the main shaft indexing plate 67 and by the braking device.
5 is stopped and clamped in a fixed state.

Finally, the unloader device 40 approaches the index check device 30. As for the movement of the unloader device 40, the slider 39 is lowered by the extension of the piston 74 that reciprocates within the cylinder 41. Guide base 3 in unloader device 40
When the fixed shaft 35 fixed to 2 is lowered to the same height as the index check device 30,
The piston in the cylinder 37 fixed to the slider 39 expands, and the guide base 32 is guided by the guide shaft 38 and the guide slide bar 36 and inserted into the hole 63 of the index chuck 62. The piston in the clamp cylinder 33 is actuated, and the workpiece 50 is clamped by the action of the claw 34 and the fixed shaft 35. The index chuck member 61 of the index chuck device 30 is then released. At the same time, the unloader device 40 gripping the workpiece 50
is retracted by the actuation of the piston within the cylinder 37. Next, the slide base 39 rises and the unloader device 40 moves to a predetermined release position. Then, the piston in the cylinder 33 is actuated, and the workpiece 50 is discharged into a product storage case or the like.

[Effect of idea]

The delivery finger device in the automatic cutting device according to this invention is configured as described above.
It has the following effects. That is, the delivery finger device in the automatic cutting device according to this invention is as follows:
A slider that slides on a slide base fixed to the automatic cutting device main body via a bracket is provided, and a pair of finger members are provided that are openably and closably attached to a finger body fixed to the slider and that sandwich the workpiece; A delivery member formed to match the shape of the workpiece is fixed to the finger member in order to receive the workpiece fed out from the workpiece feeding device, and further, the delivery member is moved to the workpiece by a hydraulic device. Since the slider is slid between a receiving position for receiving the workpiece fed out from the feeding device and a position for transferring the workpiece supported by the transfer member to the loading device,
Although the structure is simple, the workpiece that is intermittently fed out from the workpiece feeding device can be reliably and always in a constant posture.
A cylinder in which the slide base is fixed to an automatic cutting device main body via a bracket, the slider is slid by a hydraulic device, and the hydraulic device for sliding the slider is fixed to the slide base. and a piston fixed to the slider, the workpiece can be moved to an optimal position for transferring the workpiece to, for example, an autoloader, etc., and the workpiece can be transferred reliably and accurately. can.

Further, depending on the case, the delivery finger device may also be moved when receiving the workpiece. Further, each of the finger members is removably fixed to one end of a pair of L-shaped levers that pivot within the finger body, and the opening/closing movement of the finger members is controlled by the swingable L-shaped levers by hydraulic pressure. Since the opening/closing mechanism is configured to be operated by a letter-shaped lever, the mechanism for opening/closing the finger member has a simple structure, and the finger member can be opened/closed reliably. Moreover, the operation of the hydraulic system can be automated, for example, by using a signal from an NC device.

Furthermore, in the finger member, the transfer part for the workpiece is formed from a separate transfer member and configured to be removable, so that the transfer member can be replaced depending on the shape of the workpiece, or If the delivery member is damaged, it is only necessary to replace it, which is an extremely convenient configuration. Moreover, since the inner surface of the transfer portion of the workpiece in the finger member is configured in an inverted truncated conical shape, the workpiece can enter the transfer member extremely smoothly, and the direction of the workpiece is It has various effects, such as the fact that it does not change.

[Brief explanation of the drawing]

FIG. 1 is a side view showing the delivery finger device in the automatic cutting device according to this invention, FIG. 2 is a side view showing the workpiece feeding device in the automatic cutting device, and FIG. 3 is the index diagram of FIG. 4 is a top view showing the tool post in the automatic cutting device, FIG. 5 is a front view showing the unloader device in the automatic cutting device, and FIG. 6 is a side view of FIG. 7 is a top view showing the finger member and the delivery member in the delivery finger device shown in FIG. 1, FIG. 8 is a side view showing the delivery member taken along line A-A in FIG. 7, and FIG. 9B is a sectional view of FIG. 9B, FIG. 10B is a front view of the workpiece after cutting, and FIG. FIG. 3 is a sectional view taken along line XX in FIG. DESCRIPTION OF SYMBOLS 1...Workpiece feeding device, 10...Delivery finger device, 11...Finger body, 12...Slider, 13...Cylinder (hydraulic system), slide base, 15...Bracket, 20...Autoloader device (loading device), 30... index check device, 47... finger member, 4
8... Delivery member, 50... Workpiece, 53... Piston (hydraulic system), 60... Automatic cutting device.

Claims (1)

[Scope of Claim for Utility Model Registration] (1) In a delivery finger device that receives workpieces from a workpiece feeding device that sequentially and intermittently feeds the workpieces and delivers them to a loading device, the device is fixed to the main body of an automatic cutting device via a bracket. a slide base that slides on the slide base; a finger body fixed to the slider; a pair of finger members that are attached to the finger body so as to be openable and closable and sandwich the workpiece; A delivery member formed to adapt to the shape of the workpiece to receive the workpiece fed out from the workpiece feeding device, and the transfer member receiving the workpiece fed out from the workpiece feeding device. The method further comprises a hydraulic device for sliding the slider between a receiving position and a position for transferring the workpiece supported by the transfer member to the loading device for feeding the workpiece to the index chuck device. Delivery finger device in automatic cutting equipment. (2) The delivery finger device in an automatic cutting machine according to claim 1, wherein the hydraulic device comprises a cylinder fixed to the slide base and a piston fixed to the slider. (3) Each of the finger members is a delivery finger in the automatic cutting device according to claim 1, which is removably fixed to one end of a pair of L-shaped levers that pivot within the finger body. Device. (4) The delivery finger device in an automatic cutting machine according to claim 1, wherein the opening/closing movement of the finger member is performed by the L-shaped lever that can be swung by hydraulic pressure. (5) A delivery finger device in an automatic cutting machine according to claim 1, wherein a delivery member having a delivery portion for the workpiece is removably attached to the finger member.