JPH10258399A - Crown and bed structure of press machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain the structure of a crown and a bed without being restricted with the production even in the case of a large press and which corresponds to the transport restriction by bi-secting at the central part in the back and forth direction into a forth frame and a back frame, positioning at dividing faces with a positioning means and tightening them with bolts of piercing the back and forth faces of both frames and nuts. SOLUTION: A bed 1 is bi-sected at the central part in the back and forth direction with the dividing faces K1 into the forth frame 2 and the back frame 3. Tie rod rooms 5A, 5B are respectively installed on the right and left sides of the forth frame 2 and the back frame 3. Cotter grooves 2A, 3A for a positioning means are installed on divided faces K1 of the forth frame 2 and the back frame 3, after the forth frame 2 and the back frame 3 are positioned with cotters 6, 6, these are tightened with plural numbers of bolts 7 of piercing the back and forth faces of the forth frame 2 and the back frame 3 and nuts 8, 8 and the bed 1 is formed as one body.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a frame of a press machine adapted to transport restrictions, particularly to a crown and a bed structure, and is particularly useful for a large press whose production is restricted by transport restrictions.

[0002]

2. Description of the Related Art A frame of a press machine is formed of a crown, a column, and a bed, and is integrally formed with a tie rod provided to penetrate through each tie rod chamber and fastened by nuts on the upper surface of the crown and the lower surface of the bed. You.

[0003]

In the prior art described above, the frame structure is such that a tie rod chamber through which a tie rod penetrates and a wiring / pipe duct chamber for electric wiring and piping such as pneumatic oil pressure are integrated. The size of the frame was restricted and hindered transportation. Also,
Production of large presses was restricted by transportation restrictions.

[0004] It is an object of the present invention to solve the above-mentioned problems and to provide a crown and bed structure which is not restricted by the production even if it is a large-sized press, and which is adapted to transport restrictions.

[0005]

In order to solve the above-mentioned problems, a crown and a bed obstructing transportation are respectively provided at a central portion in the front-rear direction with a front frame having front left and right tie rod chambers, and a rear frame. It is divided into two parts, a rear frame having left and right tie rod chambers, positioned by a dividing surface by positioning means, and fastened with a plurality of bolts and nuts penetrating the front and rear surfaces of the front frame and the rear frame to be integrally formed. Further, a wiring and piping duct chamber having wiring and piping holes is provided integrally or separately on the front frame and the rear frame of the crown and the bed.

Alternatively, the crown and the bed are each divided into three parts: a central frame, a front frame having front left and right tie rod chambers, and a rear frame having rear left and right tie rod chambers, and are positioned by a dividing surface by positioning means. Then, it is fastened with a plurality of bolts and nuts penetrating the front and rear surfaces to be integrally formed. Further, a wiring and piping duct chamber having wiring and piping holes is provided integrally or separately on the front frame and the rear frame of the crown and the bed.

Further, the crown and the bed are each divided into a central frame, a left frame having left and right tie rod chambers, and a right frame having right right and left tie rod chambers. The central frame is sandwiched between the overhanging plates provided on the front and rear sides, positioned on the dividing surface by the positioning means, and is integrally formed by fastening with a plurality of bolts and nuts penetrating the overhanging plate and the front and rear surfaces of the central frame. Further, a wiring / pipe duct room having a wiring / pipe hole is provided integrally or separately on the left frame and the right frame of the crown and the bed.

[0008]

1 and 2 show a first embodiment of the present invention in the form of a bed. As shown in FIG. 1, the bed 1 is divided into a front frame 2 and a rear frame 3 at a central portion in the front-rear direction by a dividing plane K1. Tie rod chambers 5A and 5B are provided on the left and right sides of the front frame 2 and the rear frame 3, respectively.

Also, cotter grooves 2A, 3A of positioning means are provided on the dividing surface K1 of the front frame 2 and the rear frame 3, and
After being positioned, the bed 1 is fastened with a plurality of bolts 7 and nuts 8, 8 penetrating the front and rear surfaces of the front frame 2 and the rear frame 3 as shown in FIGS. It is formed.

FIG. 3 shows a second embodiment, in which the bed 1 of the above-mentioned first embodiment is provided with a wiring / piping hole 9A.
The pipe duct chamber 9 is provided separately from the front frame 2 and the rear frame 3 to form a bed 1 '. of course,
If there is no problem due to transportation restrictions, wiring and piping duct room 9
May be integrated with the front frame 2 and the rear frame 3.

FIGS. 4 and 5 show a third embodiment of the present invention in the form of a crown structure. As shown in FIG. 4, the crown 11 is divided into the front frame 12, the rear frame 13, and the center frame 14 in the front-rear direction by dividing surfaces K2 and K3.
It is divided into three parts. Tie rod chambers 15A and 15B are provided on the left and right sides of the front frame 12 and the rear frame 13, respectively.

The front frame 12 and the center frame 14
K2 and the rear frame 13 and the center frame 14
Are provided with cotter grooves 12A, 14A, 13A and 14B of positioning means, respectively.
After the front frame 12 and the center frame 14 and the rear frame 13 and the center frame 14 are positioned by 6 and 16, as shown in FIGS. 4 and 5, the front frame 12 and the center frame 14 and the rear frame 13 The crown 11 is fastened with a plurality of bolts 17 penetrating the surface and nuts 18 to form the crown 11 integrally.

FIG. 6 shows a fourth embodiment, in which a wiring / piping duct chamber 19 having a wiring / piping hole 19A is added to the crown 11 of the third embodiment described above by a front frame 12 'and a rear frame 13'. To form a crown 11 '. Of course, due to transportation restrictions, the wiring / piping duct chamber 19 is divided into the front frame 12 'and the rear frame 13'.
May be provided separately.

FIGS. 7 and 8 show a fifth embodiment of the present invention in the form of a bed. As shown in FIG. 7, the bed 21 has a left frame 22 and a right frame 23 in the left-right direction.
And the central frame 24 at the dividing planes K4 and K5. Tie rod chambers 25A and 25B are provided before and after the left frame 22 and the right frame 23, respectively.

Overhanging plates 22A and 23A for sandwiching the center frame 24 are provided on the front and rear sides of the center side of the left frame 22 and the right frame 23, respectively. This overhang plate 22
A, 23A and the center frame 24 are provided with cotter grooves 22B, 23B, 24A of positioning means.
After the left frame 22 and the right frame 23 are positioned by 6 and 26, a plurality of bolts 27 and nuts 28 penetrating the front and rear surfaces of the left frame 22 and the right frame 23 as shown in FIGS. , 28 and the bed 21
Are integrally formed.

FIG. 9 shows a sixth embodiment. In the bed 21 of the fifth embodiment described above, a wiring / pipe duct chamber 29 having a wiring / pipe hole 29A is provided with a left frame 22 'and a right frame 23'. To form a bed 21 '. Of course, for the sake of transportation restrictions, the wiring / piping duct chamber 29 is different from the left frame 22 'and the right frame 23'.
It may be provided separately.

The bed structures of the first and second embodiments and the fifth and sixth embodiments have a crown structure, and the crown structures of the third and fourth embodiments have a bed structure. It goes without saying that the present invention can be implemented by replacement.

[0018]

As is apparent from the above description, according to the present invention, it is possible to provide a crown and a bed structure which is not restricted by the production even if it is a large-sized press, and which can be adapted to transportation restrictions.

[Brief description of the drawings]

FIG. 1 is a structural diagram of a top surface of a bed according to a first embodiment of the present invention.

FIG. 2 is also a front view of a bed.

FIG. 3 is a top view of a bed according to a second embodiment of the present invention, in which a wiring and piping duct room is provided in the first embodiment.

FIG. 4 is a top structural view of a crown according to a third embodiment of the present invention.

FIG. 5 is also a front view of a crown.

FIG. 6 is a structural top view of a crown in a case where a wiring / pipe duct chamber is provided in the third embodiment in the fourth embodiment of the present invention.

FIG. 7 is a structural diagram of a top surface of a bed according to a fifth embodiment of the present invention.

FIG. 8 is also a front view of the bed.

FIG. 9 is a top view of a bed according to a sixth embodiment of the present invention, in which a wiring and piping duct room is provided in the fifth embodiment.

[Explanation of symbols]

1, 1 ', 21, 21' are beds, 2, 12, 12 'are front frames, 3, 13 are rear frames, 2A, 3A, 12
A, 13A, 14A, 14B, 22B, 23B, 24A
Are cotter grooves, 5A, 5B, 15A, 15B, 25A, 2
5B is a tie rod chamber, 6, 16, and 26 are cotters, 7, 1
7, 27 are bolts, 8, 18, 28 are nuts, 9, 1
9 and 29 are piping / wiring duct rooms, 9A, 19A and 29A
Are holes for piping and wiring chambers, 11, 11 'are crowns, 14,
24 is the center frame, 22, 22 'are the left frames, 2
Reference numerals 3 and 23 'denote right frames, 22A and 23A denote overhanging plates, and K1, K2, K3, K4 and K5 denote split planes.

Claims (6)

[Claims] 1. A frame of an assembling press machine which is divided into a crown, a column, and a bed, and is preloaded with a tie rod to be tightened and integrated, wherein a front frame having front left and right tie rod chambers is provided at a central portion in the front and rear direction. Into two parts, a rear frame having rear left and right tie rod chambers, positioned by the dividing surface by positioning means, and fastened with a plurality of bolts and nuts penetrating the front and rear surfaces of the front frame and the rear frame. A crown and bed structure for a press machine, characterized by being formed. 2. A crown for a press machine according to claim 1, wherein a wiring / pipe duct chamber having a wiring / pipe hole is provided integrally or separately in the front frame and the rear frame. Bed structure. 3. A frame of an assembled press machine which is divided into a crown, a column, and a bed, and is preloaded with a tie rod and tightened to be integrated, a front frame having a front left and right tie rod chambers, and a rear frame. Divided into three with a rear frame having side left and right tie rod chambers,
A crown and bed structure for a press machine, wherein positioning is performed on a dividing surface by a positioning means, and a plurality of bolts and nuts penetrating the front and rear surfaces are fastened to form a unit. 4. The crown of a press machine according to claim 3, wherein a wiring / pipe duct chamber having a wiring / pipe hole is provided integrally or separately in the front frame and the rear frame. Bed structure. 5. A frame of an assembled press machine which is divided into a crown, a column, and a bed, and is preloaded with a tie rod to be tightened and integrated, a center frame, a left frame having left and right front and rear tie rod chambers, and a right frame. Divide into three with the right frame with front and rear tie rod chambers,
A plurality of bolts and nuts penetrating the front and rear surfaces of the center frame by sandwiching the center frame with the overhanging plates provided on the front and rear sides of the center side of the left frame and the right frame, and positioning by the dividing surface by the positioning means. A crown and a bed structure for a press machine, wherein the crown and the bed structure are formed integrally by being fastened with a boss. 6. The crown of a press machine according to claim 5, wherein a wiring / pipe duct chamber having a wiring / pipe hole is provided integrally or separately in the left frame and the right frame. Bed structure.