DIE FOR ENDS

DIE FOR ENDS

The purpose of this paper is to describe in a simple way the way of working of a die to shape funds of canning containers, detailing how each of their pieces act throughout the process. To speak properly we will start by defining the names that each of them receives:...
CURLING TOOLS

CURLING TOOLS

  INTRODUCTION As a complement to the works already published: – The curl in the lids and – Rizadoras we develop here the way to make the design of the tooling of the curling machines. As explained in the previous articles, these machines turn the...
CURLERS

CURLERS

  FUNCTION It receives the name of rizadora the machine that performs on a background the work of turning the edge of the same one, from the form that presents / displays to the exit of the press until its final profile, similar to a hook. Also it receives the...
DEFECTS AND SOLUTIONS: TAPPING OF COVERS

DEFECTS AND SOLUTIONS: TAPPING OF COVERS

We list some of the typical defects that occur in the tapping of covers and backgrounds, some of their possible origins, and ways of solving them. We will refer exclusively to the operation carried out on the press, without going into those that may appear on the...
TYPES OF PUNCHES: DESIGN AND MAINTENANCE

TYPES OF PUNCHES: DESIGN AND MAINTENANCE

Types of punches used in die making in the metal industry, its design and repair.       INTRODUCTION OF TYPES OF PUNCHES In all the dies – or matrices – used in the metal industry, there is a punch between its components. Inside a die, the punch is held in...
COMMENTS ON DIE FOR AEROSOLS FUNDS

COMMENTS ON DIE FOR AEROSOLS FUNDS

  The funds for aerosol containers have a peculiar shape, which must be taken into account when defining the tooling for its manufacture. The biggest difference, compared to conventional funds, is the strong curvature of its central panel in the shape of a...
SHEAR KNIVES

SHEAR KNIVES

  PREAMBLE The blade or shear is a fundamental piece in any die of manufacture of caps, bottoms or sausage containers. It is housed in the fixed part of the die, mounted on the press table. This fixed part is usually designated with the name of matrix. It is...
TOOLS FOR PLUGS  Paint containers

TOOLS FOR PLUGS Paint containers

  SUMMARY Description of the necessary operations, as well as its tooling, for the manufacture of a double-friction plug – or double closure – used in containers to contain paints or similar.   PREAMBLE It is usual to pack paints and other...
TOOLS FOR RING LID Paint containers

TOOLS FOR RING LID Paint containers

  TOOLS FOR RING LID – PAINT CONTAINERS SUMMARY Details of the design of the necessary dies to manufacture the ring – or ring – for a double wall friction closure, of those usually used in containers to contain paint.   PREAMBLE A specific...
“U” LINE FOR RECTANGULAR ENDS

“U” LINE FOR RECTANGULAR ENDS

  SUMMARY The design of a line in the form of “U”, for the production of rectangular bottoms, makes possible the placement of the packing point near the press warehouse. This leads to a reduction in labor, since the same person who feeds the press,...
PACKAGING OF COVERS AND ENDS

PACKAGING OF COVERS AND ENDS

SUMMARY It describes several packing systems of lids / funds for internal use or for the canning, detailing the materials to be used and their characteristics.   INTRODUCTION We have already published a paper on the different ways used in the industry to pack...
STICK OF ROUND FUNDS BY INJECTION

STICK OF ROUND FUNDS BY INJECTION

SUMMARY The calculation procedure is developed to determine the amount of compound to be applied on the wing of a fund. It depends on several factors, which can be synthesized into one, the size of the closure.   INTRODUCTION The function to develop by the rubber...
CURLING FUNDS ON STICKER

CURLING FUNDS ON STICKER

  Gumming machine by buffer (without stackers) SUMMARY Description of a simple system of total rippling of non-round bottoms using a reclaimed tampon gumming machine.   INTRODUCTION To curl non-round backgrounds, the classic procedure is to turn the edges of its...
DIE FOR ENDS

PREVENTIVE MAINTENANCE OF A ENDS DIE

  INTRODUCTION The final quality of a lid, whatever its destination: sketch for easy-opening lids, conventional bottom, etc., depends on three factors: –          1º.- Material consumed –          2nd.- Employee tooling –          3º.- Equipment...
SPECIAL DIE FOR ENDS WITH INCORPORATED CURL

SPECIAL DIE FOR ENDS WITH INCORPORATED CURL

  SUMMARY This work describes the possibility of curling the funds in a non-circular way simultaneously with their die-cutting. For this purpose, the necessary modifications to be introduced in the design of the conventional manufacturing die are detailed.  ...
CONTROL OF ENDS IN DIE

CONTROL OF ENDS IN DIE

  SUMMARY The premature fall of the shell – or sketch of an easy opening ends – from the punch assembly, in a double die, has been an annoying problem for years. The magnitude of this problem has increased significantly with the introduction of shells...
USE OF A DIE FOR ENDS

USE OF A DIE FOR ENDS

  DESCRIPTION The function of a die of lids is to die and form them from the metal strips that are fed to the press transversely to said die. The dies are designed to be mounted on a press. The main dimensions of these are determined according to the type of...
CALCULATING THE PROFILE OF A CUT IN ZIGZAG

CALCULATING THE PROFILE OF A CUT IN ZIGZAG

  Considering this as of interest, the way to calculate the geometry of the zigzag cutting profile of sheets and tin strips intended for the manufacture of funds is developed in this work.   INTRODUCTION The need to reduce costs, has gradually been...

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