Corrosion-resistant die steel

Abstract

The utility model discloses corrosion-resistant die steel which comprises a die steel body and a protective circular ring, a corrosion-resistant layer is fixedly connected to the outer wall of the die steel body, a wear-resistant layer is fixedly connected to the outer wall of the corrosion-resistant layer, a bearing cushion block is fixedly connected to the outer wall of the protective circular ring, and a fixing mechanism is arranged on the inner wall of the protective circular ring. A screw rod can be driven to rotate through rotation of a knob, the screw rod rotates to drive a moving rod to move, the moving rod moves in a fixed pipeline to drive a connecting frame to move, the connecting frame moves to drive a rubber clamping block to move until the outer surface of the rubber clamping block is attached to the outer surface of the die steel body, and at the moment, the knob is continuously rotated; the fixing rods are used for extruding the rubber clamping blocks, so that the rubber clamping blocks are tightly attached to the die steel main bodies, the die steel main bodies of different shapes can be conveniently used, gaps are formed between the die steel main bodies, and workers can conveniently take the die steel main bodies.

Description

TECHNICAL FIELD

[0001] The utility model relates to die steel technical field, concretely is a kind of corrosion-resistant die steel. BACKGROUND

[0002] Die steel is used to manufacture cold punch mould, hot forging mould and die-casting mould, and die is the main processing tool for manufacturing parts in mechanical manufacturing, radio instrument, motor and electric appliance, etc., and the quality of die directly affects the quality of pressure processing technology, the precision and production of product and production cost, and the quality and service life of die are mainly affected by die material and heat treatment in addition to reasonable structure design and machining accuracy.

[0003] The authorized announcement No.CN216912029U discloses a kind of corrosion-resistant die steel, including die steel component, still including the protection piece of being set on die steel component, the protection piece includes two groups of horizontally arranged horizontal protection plate, still including two groups of vertically arranged longitudinal protection plate, two groups The longitudinal protection plate is located between two groups of horizontally arranged horizontal protection plate;Horizontal protection plate and longitudinal protection plate form the protection cavity that is matched with the corner of die steel component;Steel ingot mould overall gravity is larger and surface is smooth, so when stacking, adjacent steel ingot is closely fitted without gap, it is difficult to take down the steel ingot of stacking place and then set rope for hoisting;Protection piece formed using longitudinal protection plate and horizontal protection plate is set in the corner of die steel component, so that gap is formed between adjacent stacked steel ingot mould, more convenient when taking out, and it is easier to set rope on die steel component, and protection piece can prevent rope from falling off.

[0004] In the above technical solution, the protection piece formed by the longitudinal protection plate and the horizontal protection plate is set in the corner of the die steel component, so that the gap is formed between the adjacent stacked steel ingot molds, but the longitudinal protection plate and the horizontal protection plate can only be set for the rectangular die steel, and the size is fixed size, so different longitudinal protection plates and horizontal protection plates need to be replaced for different sizes, which is inconvenient and has high cost. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of corrosion-resistant die steel to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of corrosion-resistant die steel, including die steel main body and protection torus, the outer wall of die steel main body is fixedly connected with corrosion-resistant layer, the outer wall of corrosion-resistant layer is fixedly connected with wear-resistant layer, the outer wall of protection torus is fixedly connected with receiving cushion block, the inner wall of protection torus is fixedly connected with reinforcing rib, the inner wall of protection torus is provided with fixed mechanism.

[0007] As a further preferred of the technical solution, the inner wall of the protection circular ring is fixedly connected with a fixed pipe, and the inner top end of the fixed pipe is penetrated and rotationally connected with a lead screw.

[0008] As a further preferred of the technical solution, the top end of the lead screw is fixedly connected with a knob, and the outer wall of the lead screw is penetrated and threadedly connected with a moving rod.

[0009] As a further preferred of the technical solution, the moving rod is slidingly connected to the inner wall of the fixed pipe, and the bottom end of the moving rod is fixedly connected with a connecting frame.

[0010] As a further preferred of the technical solution, the one end of the connecting frame away from the moving rod is fixedly connected with a fixed rod, and the one end of the fixed rod away from the connecting frame is fixedly connected with a rubber clamping block.

[0011] As a further preferred of the technical solution, the corrosion-resistant layer is a chromium nitride coating, which is composed of chromium nitride or chromium aluminum nitride, and the overall thickness is μm.

[0012] As a further preferred of the technical solution, the wear-resistant layer is a CVD coating, which is specifically composed of a diamond coating.

[0013] The utility model provides a kind of corrosion-resistant die steel, with the following beneficial effects:

[0014] (1) the utility model discloses a knob rotation can drive lead screw to rotate, lead screw rotation drives moving rod to move, moving rod moves in the inside of fixed pipe and drives connecting frame to move, connecting frame moves and drives rubber clamping block to move, until the outer surface of rubber clamping block and the outer surface of die steel body are pasted, when continuously rotating knob, extruding rubber clamping block using fixed rod, so that rubber clamping block and die steel body are closely pasted, it is convenient to use the die steel body of different shapes, so that gap is generated between die steel body, it is convenient for staff to take.

[0015] (2) the utility model discloses the design of corrosion-resistant layer and wear-resistant layer, so that the whole has good corrosion resistance, improves die steel body life, reduces the maintenance cost of die steel body. DRAWINGS

[0016] Fig. 1 It is the overall three-dimensional appearance structure schematic diagram of the utility model;

[0017] Fig. 2 It is the overall cross section structure schematic diagram of the utility model;

[0018] Fig. 3 It is the fixed mechanism structure schematic diagram of the utility model;

[0019] Fig. 4 It is the internal structure schematic view of the die steel of the utility model.

[0020] In the drawing: 1, die steel main body; 11, wear-resistant layer; 12, corrosion-resistant layer; 2, protective ring; 3, receiving cushion block; 4, reinforcing rib; 5, fixing mechanism; 51, fixed pipeline; 52, screw rod; 53, knob; 54, moving rod; 55, connecting frame; 56, fixed rod; 57, rubber clamping block. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0022] The utility model provides technical scheme: as Figs. 1 to 4 As shown in the drawing, in the embodiment, a kind of corrosion-resistant die steel, including die steel main body 1 and protective ring 2, the outer wall of die steel main body 1 is fixedly connected with corrosion-resistant layer 12, the outer wall of corrosion-resistant layer 12 is fixedly connected with wear-resistant layer 11, the outer wall of protective ring 2 is fixedly connected with receiving cushion block 3, the inner wall of protective ring 2 is fixedly connected with reinforcing rib 4, the inner wall of protective ring 2 is provided with fixing mechanism 5

[0023] Wherein, the inner wall of protective ring 2 is fixedly connected with fixed pipeline 51, the inside top of fixed pipeline 51 is penetrated and rotationally connected with screw rod 52.

[0024] Through screw rod 52, screw rod 52 rotation can drive moving rod 54 to move vertically up and down.

[0025] Wherein, the top of screw rod 52 is fixedly connected with knob 53, the outer wall of screw rod 52 is penetrated and is fixedly connected with moving rod 54.

[0026] Through knob 53, knob 53 rotation can drive screw rod 52 to rotate, to facilitate staff operation.

[0027] Wherein, moving rod 54 is slidably connected to the inner wall of fixed pipeline 51, and the bottom of moving rod 54 is fixedly connected with connecting frame 55.

[0028] Through fixed pipeline 51, fixed pipeline 51 can limit the movement track of moving rod 54.

[0029] Wherein, the end, away from moving rod 54, of connecting frame 55 is fixedly connected with fixed rod 56, and the end, away from connecting frame 55, of fixed rod 56 is fixedly connected with rubber clamping block 57.

[0030] Through rubber clamping block 57, rubber clamping block 57 itself can be deformed, to be closely combined with the outer surface of die steel main body 1.

[0031] The corrosion-resistant layer 12 is a chromium nitride coating layer, which is composed of chromium nitride or chromium aluminum nitride, and has a thickness of 3-8 microns.

[0032] The corrosion-resistant layer 12 has good corrosion resistance, thereby reducing the maintenance cost of the die steel body 1.

[0033] The wear-resistant layer 11 is a CVD coating layer, which is specifically composed of a diamond coating layer.

[0034] The wear-resistant layer 11 can prolong the service life of the die and significantly reduce the production cost.

[0035] The utility model provides a kind of corrosion-resistant die steel, specific working principle as follows:

[0036] When using, the die steel body 1 is placed inside the protection ring 2 when the die steel body 1 is placed, at this time, the two rubber clamping blocks 57 are respectively located at the upper and lower ends of the die steel body 1, the knob 53 is rotated, the rotation of the knob 53 can drive the screw rod 52 to rotate, the screw rod 52 is rotated to drive the moving rod 54 to move, the moving rod 54 moves in the fixed pipeline 51 to drive the connecting frame 55 to move, the connecting frame 55 moves to drive the rubber clamping block 57 to move, until the outer surface of the rubber clamping block 57 is attached to the outer surface of the die steel body 1, at this time, the knob 53 is continuously rotated, the rubber clamping block 57 is extruded by the fixed rod 56, so that the rubber clamping block 57 is closely attached to the die steel body 1, which is convenient for using the die steel body 1 with different shapes, so that the die steel body 1 has a gap, which is convenient for the staff to take.

[0037] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A corrosion resistant die steel comprising a die steel body (1) and a protective torus (2), characterized in that: The outer wall of the die steel body (1) is fixedly connected with a corrosion-resistant layer (12), the outer wall of the corrosion-resistant layer (12) is fixedly connected with a wear-resistant layer (11), the outer wall of the protection circular ring (2) is fixedly connected with a bearing pad (3), the inner wall of the protection circular ring (2) is fixedly connected with a reinforcing rib (4), and the inner wall of the protection circular ring (2) is provided with a fixing mechanism (5).

2. A corrosion resistant die steel according to claim 1, characterized in that: The inner wall of the protection circular ring (2) is fixedly connected with a fixed pipeline (51), and the inner top end of the fixed pipeline (51) is penetratingly and rotatably connected with a lead screw (52).

3. A corrosion resistant die steel according to claim 2, characterized in that: The top end of the lead screw (52) is fixedly connected with a knob (53), and the outer wall of the lead screw (52) is penetratingly and threadedly connected with a moving rod (54).

4. A corrosion resistant die steel according to claim 3, characterized in that: The moving rod (54) is slidingly connected to the inner wall of the fixed pipeline (51), and the bottom end of the moving rod (54) is fixedly connected with a connecting frame (55).

5. A corrosion resistant die steel according to claim 4, characterized in that: The end, away from the moving rod (54), of the connecting frame (55) is fixedly connected with a fixed rod (56), and the end, away from the connecting frame (55), of the fixed rod (56) is fixedly connected with a rubber clamping block (57).

6. A corrosion resistant die steel according to claim 5, characterized in that: The corrosion-resistant layer (12) is a chromium nitride coating, which is composed of chromium nitride or chromium aluminum nitride, and the overall thickness is 3-8 microns.

7. A corrosion resistant die steel according to claim 6, characterized in that: The wear-resistant layer (11) is a CVD coating, which is specifically composed of a diamond coating.

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