US101339A - Improved shearing and punching-machine - Google Patents

Improved shearing and punching-machine Download PDF

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Publication number
US101339A
US101339A US101339DA US101339A US 101339 A US101339 A US 101339A US 101339D A US101339D A US 101339DA US 101339 A US101339 A US 101339A
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Prior art keywords
frame
machine
punching
case
improved shearing
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/08Means for actuating the cutting member to effect the cut
    • B26D5/16Cam means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26FPERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/32Hand-held perforating or punching apparatus, e.g. awls
    • B26F1/36Punching or perforating pliers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00Cutting
    • Y10T83/869Means to drive or to guide tool
    • Y10T83/8821With simple rectilinear reciprocating motion only
    • Y10T83/8828Plural tools with same drive means

Definitions

  • Figure 2 is a vertical sectional view of tig. 1 through a line drawn from x x therein.
  • the ⁇ nature of my invention consists in the arrangenient of the operative parts of the device claimed in a compact position within the case I', which case and the standard A are cast in one piece, and composed of metal.
  • Projections are formed within the case I', against which the sliding frame'B B abuts, having a space between said iarne and the main portion of the said ease.
  • This frame B'B is also cast in one piece, containing within it the cores or slots, within which are placed the wheels c c2, which arepivoted at l 1, in fig. 1.
  • the cutting-edge or cutter E is securely fastened by screws or other suitable mannenaportion ofthe frame, ot' nearly the width of the cutter, being cut away to admit oflits insertion, which space is produced at the time of casting the frame.
  • the punch G On one side of said frame the punch G is attached, projecting suiciently far below the frame to perform the functions designed for it.
  • a stud or projection, d is formed upon the inner side of the case l', through which a shaft, H, passes, the outer side 'of which is attached to the arm F, and to its inner side, within'thecase, is attached the cam D, so placed upon the shaft that when the covering or shield I is screwed 'to the case I', the cam D will move vwithin the frame B B, between the wheels cl and c', moving the frame either' upward or downward, as the arm F is raised or depressed.
  • the shaftH enters into the covering I, which aids in retaining it in its proper position.
  • a counterpart of the cutter E is securely fastened y to the base A, as seen at E', figs'l and 2.
  • a hole, a may be placed within the cutter' E, and a corresponding depression Inade in the frame A, so that wire may be inserted to be cut.
  • This cutting-edge or cutter 'E' is securely fastened to the part A by screws, or in any other suitable man ner.
  • This block K is a metallic block, containing a depression or groove upon its upper surface, above which is placed the cap b, the latter containing within it a hole sutiiciently large to admit of the reception of the punch Gr. ⁇
  • This block K is firmly secured to the main part ofthe frame A by screw or screws c.
  • the metal cut can be punched at one and the same movement of the inachine, or separately, as desired.
  • a lug is also formed on the inner side ot' the front and removable portion of the case, corresponding to and with the one formed1 on the inner side ofthe outer case, to receive the end of the shaft: to which the cam D is rigidly attached, thereby forming a strong and secure support to the shaft aforesaid.

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  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shearing Machines (AREA)

Description

@sind Gettin.
THOMAS H. WITHERBY, OF WORCESTER, MASSACHUSETTS.. l
Letters Patent No. 101,339, dated March 29, 1870.
IMPROVED SHEARING- AND PUNCHING-MACHINE.
The Schedule referred to in these Letters Patent and making part of the same.
To all whom it may concern:
Be it known that I, THOMAS H. WITHERBY, of the city and county of Worcester and State of Massachusetts, have invented a4 new and useful Improvement in Cutting-Shears and Punch and I do hereby declarel the following to be a full, olea-r, and exact description of the same in its construction and operation, reference being had to the annexed drawings making a part of this specication, in-which- Figure 1 is a side view, showing the interior and working partsv ot' my invention, and
Figure 2 is a vertical sectional view of tig. 1 through a line drawn from x x therein.
The `nature of my invention consists in the arrangenient of the operative parts of the device claimed in a compact position within the case I', which case and the standard A are cast in one piece, and composed of metal.
Projections are formed within the case I', against which the sliding frame'B B abuts, having a space between said iarne and the main portion of the said ease.
This frame B'B is also cast in one piece, containing within it the cores or slots, within which are placed the wheels c c2, which arepivoted at l 1, in fig. 1.
To the lower end of the frame B B the cutting-edge or cutter E is securely fastened by screws or other suitable mannenaportion ofthe frame, ot' nearly the width of the cutter, being cut away to admit oflits insertion, which space is produced at the time of casting the frame.
On one side of said frame the punch G is attached, projecting suiciently far below the frame to perform the functions designed for it.
A stud or projection, d, is formed upon the inner side of the case l', through which a shaft, H, passes, the outer side 'of which is attached to the arm F, and to its inner side, within'thecase, is attached the cam D, so placed upon the shaft that when the covering or shield I is screwed 'to the case I', the cam D will move vwithin the frame B B, between the wheels cl and c', moving the frame either' upward or downward, as the arm F is raised or depressed. The shaftH enters into the covering I, which aids in retaining it in its proper position.
A counterpart of the cutter E is securely fastened y to the base A, as seen at E', figs'l and 2.
A hole, a, may be placed within the cutter' E, and a corresponding depression Inade in the frame A, so that wire may be inserted to be cut.
This cutting-edge or cutter 'E' is securely fastened to the part A by screws, or in any other suitable man ner.
K is a metallic block, containing a depression or groove upon its upper surface, above which is placed the cap b, the latter containing within it a hole sutiiciently large to admit of the reception of the punch Gr.` This block K is firmly secured to the main part ofthe frame A by screw or screws c.
By this mode of construction, the metal cut can be punched at one and the same movement of the inachine, or separately, as desired.
By this mode of construction great power is ohtained, and the operative parts of the device are compactly arranged, and the parts thereby easily duplicated when broken or injured.
In order to have access to the inner side of the case inclosing the frame B B, and the wheels and cam placed therein, for the purposes of lubrication, I leave a space between the two parts of the case I and I', as seen at the top thereof, to be filled by a lid or cover, pivoted or hinged to the back part of the' case, which lid can be easily removed for the purposes specified.
A lug is also formed on the inner side ot' the front and removable portion of the case, corresponding to and with the one formed1 on the inner side ofthe outer case, to receive the end of the shaft: to which the cam D is rigidly attached, thereby forming a strong and secure support to the shaft aforesaid.
WhatI claim as my invention, and desire to secure by Letters Patent, is-
l. Asan improvement in machines for cutting metal, the perforations a in the lower shear-blade, by Virtue of which the machine is adapted to shear sheet or plate metal, and also to out rods or bars, in the manner` and for the purpose herein described.
2. The arrangement, as herein described, of the frame B and anti-friction rolls, the eccentric D, shears E E and punch, and die G and b, for the purposes herein set forth. y
THOMAS H. WITHER-BY. Witnesses:
B. F. JAMES, G. MA'rnrs.
US101339D Improved shearing and punching-machine Expired - Lifetime US101339A (en)

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