JPH084230Y2 - Hydraulic press device that also serves as a riveting machine - Google Patents

Description

[Detailed Description of the Invention] (1) Industrial field of application The present invention can be used for various purposes such as rivet driving, caulking, punching, cutting and bending by attaching and detaching auxiliary tools in automobile manufacturing plants or maintenance plants. The present invention relates to a hydraulic press device that can also be used as a riveting machine.

(2) Conventional Technology Conventionally, a rivet driving machine and a hydraulic press were separately manufactured, and there was no one in which both could be combined by a simple method. Therefore, a rivet driving machine and a hydraulic press were always installed and it was inevitable to work with any machine depending on the work content.

(3) Problems to be solved by the invention As described above, since the riveting machine and the hydraulic press are permanently installed in the factory, the equipment cost and the space for use are required, and maintenance and safety management are complicated. However, there is a problem in that the operating rate is lowered when the frequency of use is extremely low.

The present invention solves the above problems and makes it possible to perform riveting work and pressing work with a single device by simply exchanging auxiliary tools, reducing the equipment cost and effectively using the used space to improve work efficiency. An object of the present invention is to provide an improved hydraulic press that also serves as a riveting machine.

(4) Means for Solving the Problems In order to achieve the above object, the present invention provides a hydraulic device having an actuating shaft that moves downward and forward in the upper horizontal frame portion of the frame, and In a hydraulic press device in which a pedestal is provided horizontally on a vertical frame portion, a rectangular parallelepiped support device capable of mounting one or more punches is detachably provided on a lower end of the operating shaft, and one or more punch receiving tools are provided on the pedestal. It is characterized in that a receiving body having is attached detachably.

(5) Action When riveting, attach a support to the lower end of the actuating shaft, attach one or more punches, and attach one to the pedestal.
Attach the receiver with the punch receivers above. Then, the object to be riveted is placed on these punch receivers, the hydraulic device is operated to advance the operation shaft, and riveting is performed between the punch and the punch receivers. In the case of pressing, the support is removed from the operating shaft, the receiver is removed from the pedestal, a press die is attached on the pedestal, and an object to be pressed by the press die is attached. Then, the hydraulic system is operated in the same manner as described above to advance the operating shaft and press.

(6) Embodiment Hereinafter, one embodiment of the present invention will be described with reference to FIGS. 1 to 4.

(1) shows a portal frame, and the portal frame (1)
Is erected on the base angle (1a), and the hydraulic device (2) is attached to the central portion of the upper lateral frame portion (1c) of the frame (1).

(3) is a vertical frame (1b) of the portal frame (1)
(1b) shows a pedestal that is movably engaged in the up and down directions, and sprockets (3a) (3a) are pivotally supported at both ends of the pedestal (3), and rotate slightly to the right from the center. Handle (3b)
A ratchet wheel (3c) and a pawl (3d) engaging with the ratchet wheel (3c) are pivotally supported, and a chain (4) having one end fixed to the upper portion of the vertical frame portions (1b) (1b) ) (4) is the end of the sporo rocket (3a),
It is bound to the ratchet wheel (3c) via (3a).

Reference numeral (5) denotes a petal switch, and the hydraulic device (2) is activated by pressing the switch (5).

Incidentally, (6) and (6) are retaining rods for fixing the pedestal (3) to the vertical frame portions (1b) and (1b), (7),
(7) shows insertion holes for the stop rods (6), (6) formed in the vertical frames (1b), (1b).

(8) shows a tool fixing support for riveting, which has a U-shaped groove (8a) opened downward and a plurality of screw holes (8b) ... ( 8b) is drilled, and the belt-shaped guide plates (8c) and (8c) are projected on the open end of the U-shaped groove (8a) and screwed (8d).
(8d) has been. Fixing plates (8e) and (8e) are welded to the upper center of the support (8) and fixed to the operating shaft (2a) of the hydraulic device (2) by bolts (8f). .

(9) ... (9) shows punches for riveting, and the punches (9) ... (9) have a pointed tip and a step (9a) at the root portion, and the root portion has a cubic shape. ) ... It is inserted into (10) and screwed (10a). Further, the holding bodies (10) ... (10) are inserted into the grooves (8a) of the auxiliary tool (8) and screw holes (8b) ...
It is designed to be screwed by (8b).

(11) shows a receiver for riveting, the receiver (11) is composed of a lower receiver (12) and an upper receiver (13), and the lower receiver (12) has a rectangular plate shape. None L on top of front and back
It has a character-shaped convex edge (12a) (12a) and is supported by the convex edge (12a) (12a) at the upper end of the pedestal (3), and a through hole (12b) is drilled in the central portion. ing. Upper receiver (13)
Is a flat plate whose left-right dimension (l) is slightly larger than that of the lower receiving body (12) and whose front-rear dimension (m) is the same, and a concave groove (13a) opened upward is formed in the left-right direction, A plurality of tool mounting holes (13b) in the concave groove (13a) ...
A rod-shaped receiving member (13c) having a rectangular cross section having (13b) is press-fitted into the receiving member (13c), and a plurality of punch receiving members (14) ... (1)
4) is inserted.

In addition, (15) and (15) are stoppers for restricting the downward movement position of the support tool (8), and the restriction screw tube (15) is provided at the upper end portion.
a), (15a) and nuts (15b), (15b) are screwed.

Further, (16) ... (16) are set plates for restricting the horizontal movement of the upper receiving body (13) and the lower receiving body (12).

 Next, the operation of the apparatus of the above embodiment will be described.

Cradle (3) when using this device as a press first
The lower die (12) is placed by aligning the center of a press die (not shown) with the center hole (12b) of the upper die (12) and the left and right side portions are clamped by a clamp member (not shown). Fixed to.

Next, rotate the rotating handle (3b) to rotate the chain (4),
(4) is rolled up and the cradle (3) is moved upward so that the operating shaft (2a) of the hydraulic device (2) operates and the insertion holes (7), (7) and the cradle (3) When the holes are aligned, stop rods (6) (6) are inserted into these holes to fix the pedestal (3). Thus, by pressing the petal switch (5), the hydraulic device (2) is actuated to press the press die to easily perform punching, bending, cutting and the like.

Next, when this device is used for riveting, for example, for fixing a lining to a brake shoe of an automobile, a punch receiver (14) ... ((b) is attached to a mounting hole (13b) ... (13b) of a rod-shaped receiving member (13c). 14), and press fit into the groove (13a) of the upper receiver (13). Then, the upper receiver (13) is placed on the lower receiver (12), and the set plates (16) ... (16) are adjusted and fixed.

Next, the fixing plates (8e) and (8e) of the support tool (8) are fixed to the operating shaft (2a) of the hydraulic device (2) with bolts (8f).
Then, the punches (9) ... (9) corresponding to the punch receivers (14) ... (14) are fitted into the holders (10), ... (10) and then screwed (10a) to be integrated, and these holders are also integrated. (Ten)…
(10) is inserted into the U-shaped groove (8a) 'of the support (8).

Next, the pedestal (3) is moved upward and fixed at a predetermined position in the same manner as described above.

Then, the operating shaft (2a) is lowered to the position indicated by the broken line in FIGS. 1 and 3, and the punch receivers (14) ... (14) and the punches (9) ... (9) are brought into contact with each other. Each punch (9)
(9) is screwed to the auxiliary tool (8) by means of screws (not shown) in the screw holes (8b) (8b).

Also, the stopper (15), the screw tube (15a) of the (15),
Adjust the downward stroke by moving (15a) forward and backward to adjust the nut (1
Fix with 5b). After setting each member in this way, the brake shoe is placed on each punch receiver (14) with the lining overlaid, and the petal switch (5) is pressed to activate the hydraulic device (2). Riveting can be done simultaneously for multiple brake shoes. Thus, the lining can be fixed to multiple brake shoes at the same time, and the work efficiency is significantly improved.

Needless to say, the vertical movement of the pedestal (3) is not limited to the chain (4) and can be performed by hydraulic, electric or other methods. Alternatively, the hydraulic device may be manually operated by a handle or the like.

(7) Effect of the Invention According to the present invention as described above, a rectangular parallelepiped supporting member capable of mounting one or more punches is detachably provided at the lower end of the operating shaft of the hydraulic device of the pressing device, and the receiving device of the pressing device is attached. Since the receiver having the one or more punch receivers is detachably provided on the table, the riveting operation and the pressing operation can be easily performed by exchanging the supporting tool or the like with one device, which reduces the equipment cost. It is possible to increase the utilization of the used space, which has an excellent effect of improving work efficiency.

[Brief description of drawings]

FIG. 1 is a front view of one embodiment of the present invention, FIG. 2 is a side view,
FIG. 3 is a partially cutaway front view of the main part, and FIG. 4 is a partially cutaway side view of FIG. (1) …… Frame (1b) …… Vertical frame section (1c) …… Upper horizontal frame section (2) …… Hydraulic device (2a) …… Actuating shaft (3) …… Cradle (8) …… Support Tool (9) …… Punch (11) …… Receptor (14) …… Punch receiver

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification code Internal reference number FI Technical display location B21J 15/30 H B30B 1/32 Z 15/02 G

Claims (1)

[Scope of utility model registration request] 1. A hydraulic press device in which a hydraulic device having an actuating shaft that moves downward and forward is provided in an upper horizontal frame portion of a frame, and a pedestal is horizontally provided in a vertical frame portion of the open mold frame. A rivet striking device characterized in that a support having a rectangular parallelepiped shape capable of mounting one or more punches is detachably provided at a lower end of a shaft, and a receiver having one or more punch receivers is detachably provided on the pedestal. Hydraulic press device that also serves as a machine.