Double-end sunken rivet cold heading device

Abstract

The utility model discloses a double-headed sunken rivet cold heading device, and relates to the technical field of rivet processing equipment, the double-headed sunken rivet cold heading device comprises a base and an electric pressing rod, the electric pressing rod is not connected with the upper end of the base, the upper end of the base is provided with a sliding groove, and the two sides of the interior of the sliding groove are both connected with sliding blocks in a sliding mode. The device comprises two sliding blocks, springs are fixedly connected to the back-to-back sides of the two sliding blocks, molds are fixedly connected to the upper ends of the sliding blocks, inclined blocks are fixedly connected to the back-to-back sides of the two molds, a moving ring is jointly slidably connected to the outer sides of the two molds, and supporting rods are fixedly connected to the two sides of the upper end of the moving ring. The upper end of the supporting rod is fixedly connected with a moving plate, and the upper end of the moving plate is fixedly connected with the lower end of an electric pressing rod. After each processing is finished, the two moulds are reset under the action of the springs, so that materials in the moulds are taken out more conveniently, the condition of mould clamping is avoided, and the processing efficiency is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to rivet processing equipment technical field especially relates to a double -end recessed rivet cold upsetting device. BACKGROUND

[0002] With the progress of science and technology, fasteners such as bolts, screws and rivets are often forged into shape by cold header. The cold header adopts the method of cold upsetting to upset the head of the bolt and rivet, and directly form the required shape and size, thereby greatly improving the production efficiency.

[0003] But in the process of manufacturing, because the raw material is extruded, deformation occurs, which is easy to be stuck in the internal device, and the existing device is integrally arranged, and the rivet is small, so the two cases make it very difficult to take the material, and the applicability is poor. UTILITY MODEL CONTENT

[0004] The utility model discloses a double -end recessed rivet cold upsetting device, aims at solving in the process of manufacturing, because raw material is extruded, deformation occurs, like this easy to be stuck in the internal device, and the existing device is integrally arranged, and the rivet is small, so the two cases make it very difficult to take the material, and the applicability is poor technical problem.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A double -end recessed rivet cold upsetting device, including base and electric pressure bar, the electric pressure bar is not with the upper end of base, the upper end of base is set with the sliding slot, the inside both sides of sliding slot are slidably connected with the sliding block, the back one side of two sliding blocks is fixedly connected with the spring, the upper end of sliding block is fixedly connected with the mould, the back one side of two moulds is fixedly connected with the inclined block, the outside of two moulds is slidably connected with the moving ring, the upper end both sides of moving ring are fixedly connected with the support rod, the upper end of support rod is fixedly connected with the moving plate, the upper end of moving plate is fixedly connected with the lower end of electric pressure bar, the lower end of moving plate is fixedly connected with the pressure head.

[0007] Preferably, the upper end center of base is fixedly connected with the rod, and the upper end of rod is fixedly connected with the placing table.

[0008] Preferably, the lower end of moving ring is inclinedly arranged and parallel to the upper end of inclined block.

[0009] Preferably, the outside of inclined block is vertically arranged.

[0010] The double-head recess rivet cold heading device has the advantages that after each machining is completed, the two molds are reset under the action of the spring, so that it is more convenient to take out the materials inside the molds and the situation of mold jamming does not occur, and thus the machining efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the present application or prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description only illustrate the present application, and other drawings can be obtained by those skilled in the art without any creative effort on the basis of these drawings.

[0012] Figure 1 The overall structure schematic diagram of the double-head recess rivet cold heading device is provided.

[0013] Figure 2 The sectional structure schematic diagram of the double-head recess rivet cold heading device is provided.

[0014] Figure 3 The sectional structure schematic diagram of the double-head recess rivet cold heading device is provided. Figure 2 The enlarged structure schematic diagram of the middle A is provided.

[0015] In the figure: 1, base; 2, mold; 3, inclined block; 4, moving ring; 5, support rod; 6, moving plate; 7, electric pressing rod; 8, pressing head; 9, rod; 10, placing table; 11, spring; 12, sliding groove; 13, sliding block. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail in combination with specific embodiments.

[0017] It should be noted that, unless otherwise defined, technical or scientific terms used in the present application should be understood as their common meaning to those skilled in the art to which the present application pertains. The terms "first", "second", and similar terms used in the present application do not denote any order, number, or importance, but are only used to distinguish different components. The terms "include" or "contain" and similar terms mean that the elements or objects before the term encompass the elements or objects listed after the term and their equivalents, without excluding other elements or objects. The terms "connect" or "connected" and similar terms are not limited to physical or mechanical connections, but can include electrical connections, whether direct or indirect. The terms "up", "down", "left", "right", and the like are only used to represent relative positional relationships, which may change when the absolute positions of the described objects change.

[0018] Referring to Figures 1-3 A double-head recessed rivet cold heading device includes a base 1 and an electric pressure rod 7, the electric pressure rod 7 is a driving device, the output end of the prior art can move up and down, the electric pressure rod 7 is not connected with the upper end of the base 1, the upper end of the base 1 is provided with a sliding groove 12, the inner sides of the sliding groove 12 are slidably connected with sliding blocks 13, the sliding blocks 13 can move in the sliding groove 12, the opposite sides of the two sliding blocks 13 are fixedly connected with springs 11, the springs 11 have a certain supporting force on the sliding blocks 13, the upper ends of the sliding blocks 13 are fixedly connected with dies 2, the sliding blocks 13 drive the dies 2 to move, the opposite sides of the two dies 2 are fixedly connected with inclined blocks 3, the outer sides of the two dies 2 are slidably connected with a moving ring 4, the moving ring 4 can move up and down on the outer sides of the dies 2, the upper ends of the moving ring 4 are fixedly connected with supporting rods 5 on both sides, the supporting rods 5 are used for connection, the upper ends of the supporting rods 5 are fixedly connected with a moving plate 6, the upper end of the moving plate 6 is fixedly connected with the lower end of the electric pressure rod 7, and the lower end of the moving plate 6 is fixedly connected with a pressure head 8.

[0019] When working, the raw materials are placed between the two molds 2, at this time the electric pressing rod 7 drives the moving plate 6 to move downward, the moving plate 6 drives the pressing head 8 to move downward, at the same time the pressing head 8 does not contact with the mold 2, the moving plate 6 drives the supporting rod 5 to move downward, the supporting rod 5 drives the moving ring 4 to move downward, the moving ring 4 moves downward to press the inclined block 3, the inclined surface of the inclined block 3 makes the inclined block 3 move, the inclined block 3 moves linearly under the action of the sliding block 13 and the sliding groove 12, and the compression spring 11 is compressed, the inclined block 3 drives the mold 2 to move, the two molds 2 coincide, so that the work is normally carried out, when the pressing work is finished, at this time the electric pressing rod 7 drives the moving ring 4 to move, the moving ring 4 no longer presses the inclined block 3, at this time under the action of the spring 11, the sliding block 13 drives the mold 2 to reset, so that the two molds 2 are separated, so that the two molds 2 are reset after each processing is finished under the action of the spring 11, so that it is more convenient to take out the materials in the mold 2, and the mold is not stuck, thereby improving the processing efficiency.

[0020] With reference to Figure 2 The upper end of the base 1 is fixedly connected with a rod member 9, and the upper end of the rod member 9 is fixedly connected with a placing table 10.

[0021] With reference to Figure 2 The lower end of the moving ring 4 is inclined and parallel to the upper end of the inclined block 3, so that the moving ring 4 pushes the inclined block 3 better.

[0022] With reference to Figure 1 The outer side of the inclined block 3 is vertically arranged, so that the inclined block 3 moves first and then moves downward, at this time the inclined block 3 no longer moves, and the pressing head 8 processes the raw materials.

[0023] Working principle: when working, the raw materials are placed between the two molds 2, at this time the electric pressing rod 7 drives the moving plate 6 to move downwards, the moving plate 6 drives the pressing head 8 to move downwards, at the same time, when the pressing head 8 does not contact with the mold 2, the moving plate 6 drives the supporting rod 5 to move downwards, the supporting rod 5 drives the moving ring 4 to move downwards, when the moving ring 4 moves downwards, the inclined block 3 is pressed, the inclined surface of the inclined block 3 makes the inclined block 3 move, under the action of the sliding block 13 and the sliding groove 12, the inclined block 3 moves linearly, at the same time, the compression spring 11 is compressed, the inclined block 3 drives the mold 2 to move, the two molds 2 coincide, so that the work is carried out normally, when the pressing work is finished, at this time the electric pressing rod 7 drives the moving ring 4 to move, the moving ring 4 no longer presses the inclined block 3, at this time, under the action of the spring 11, the sliding block 13 drives the mold 2 to reset, so that the two molds 2 are separated, so that when the mold 2 is taken out, the two molds 2 are reset under the action of the spring 11, so that the mold is not stuck, and the processing efficiency is improved.

[0024] Those skilled in the art will understand that the above discussion of any embodiment is merely exemplary in nature and is not intended to suggest the scope of the present application (including the claims) is limited to these examples, as many variations of the above described embodiments exist. Any feature of the described embodiments can be provided with any of the subject matter described in the spirit and principles of the present application, and the steps can be implemented in any order, and there are many other variations of the different aspects of the present application as described above, which are not provided in detail for the sake of brevity.

[0025] The present application is intended to cover all such alternatives, modifications and variations of the present application as come within the scope of the appended claims. Accordingly, any and all such alternatives, modifications and variations are intended to be encompassed by the appended claims.

Claims

1. A double-end recessed rivet cold heading device comprising a base (1) and an electrically powered press ram (7), characterized in that, The electric pressure rod (7) is located at the upper end of the base (1), the upper end of the base (1) is provided with a sliding groove (12), the inside of the sliding groove (12) is slidably connected with a sliding block (13) on both sides, the back side of the two sliding blocks (13) is fixedly connected with a spring (11), the upper end of the sliding block (13) is fixedly connected with a mold (2), the back side of the two molds (2) is fixedly connected with an inclined block (3), the outside of the two molds (2) is slidably connected with a moving ring (4), the upper end of the moving ring (4) is fixedly connected with a support rod (5) on both sides, the upper end of the support rod (5) is fixedly connected with a moving plate (6), the lower end of the moving plate (6) is fixedly connected with a pressure head (8).

2. A double-end recessed rivet cold upsetting device according to claim 1, characterized in that, The upper end of the base (1) is fixedly connected with a rod (9) at the center, and the upper end of the rod (9) is fixedly connected with a placing table (10).

3. A double-end recessed rivet cold upsetting device according to claim 1, wherein The lower end of the moving ring (4) is inclined and parallel to the upper end of the inclined block (3).

4. A double-end recessed rivet cold upsetting device according to claim 1, wherein The outside of the inclined block (3) is vertically arranged.

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