Wire drawing die for steel wire machining

Abstract

The utility model discloses a wire-drawing die for processing steel wires, which comprises a die frame, a plurality of die mounting holes arranged on the die frame, die cores arranged in the die mounting holes, screws screwed in the die mounting holes, clamping plates arranged at two ends of the die frame, the clamping plates clamped in clamping grooves of clamping blocks, the clamping blocks arranged at one end of a rotating shaft, bayonets arranged on the clamping grooves, and the clamping blocks clamped in the clamping grooves. The bayonet is clamped with the clamping plate fixing device, the clamping plate fixing device comprises a connecting plate, lock tongues, a deflector rod and a baffle, the lock tongues are movably arranged at the two ends of the connecting plate, springs are arranged on the inner sides of the lock tongues, the deflector rod is connected to the lock tongues, and the baffle is arranged on the side face of the connecting plate and used for blocking the clamping plate. By arranging the mold frame and arranging the multiple mold cores on the mold frame, drawing can be conducted at a time, multi-time wire drawing can be conducted, and the wire drawing efficiency is improved; the mold frame is detachable, mold frames of different models and sizes can be replaced, the application range is wide, the clamping plate is clamped in the clamping groove and then locked through the clamping plate fixing device, and therefore the mold frame is firm in installation, convenient to detach and quite practical.

Description

Technical Field

[0001] The utility model belongs to the technical field of wire drawing dies, and particularly relates to a wire drawing die for steel wire rod processing. Background Art

[0002] A wire drawing die refers to a tool that, during the metal pressure processing process, forces metal to pass through the die under the action of external force, compresses the cross-sectional area of the metal, and obtains the required cross-sectional area shape and size. When processing stainless steel wire rods, wire drawing processing and forming need to be carried out through a wire drawing die.

[0003] A wire drawing die for stainless steel wire rod processing with the publication (announcement) number of CN217748694U can drive the movable ring to move forward by pulling the pull rod, and the positioning rod moves out of the positioning hole, then the limiting ring can be rotated, driving the arc-shaped clamping strip to move towards the arc-shaped notch in the arc-shaped clamping groove. When the arc-shaped clamping strip is located inside the arc-shaped notch, the limiting ring can be moved forward, and at the same time, the arc-shaped clamping strip can be taken out, realizing the disassembly and separation of the limiting and fixing mechanism, and then the die core can be taken out from the installation groove and replaced, so as to carry out wire drawing operations according to different shapes of wire drawing holes. Although it has the function of replacing the die core, the replacement process is relatively complex, and it does not have the function of installing multiple die cores on a die core holder together. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a wire drawing die for steel wire rod processing to solve the problems put forward in the above background art.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A wire drawing die for steel wire rod processing, including a die holder, a number of die installation holes are provided on the die holder, die cores are placed in the die installation holes, screws are screwed in the die installation holes, clamping plates are provided at both ends of the die holder, the clamping plates are stuck in the clamping grooves of the clamping blocks, the clamping blocks are arranged at one end of the rotating shaft, clamping openings are provided on the clamping grooves, and a clamping plate fixing device is clamped and connected to the clamping openings. The clamping plate fixing device includes a connecting plate, a locking tongue, a shifting rod and a baffle plate. The locking tongue is movably arranged at both ends of the connecting plate, a spring is arranged inside the locking tongue, the shifting rod is connected to the locking tongue, and the baffle plate is arranged on the side surface of the connecting plate for blocking the clamping plate.

[0006] Preferably, the shape of the connecting plate is set as an arc.

[0007] Preferably, the rotating shaft is arranged on a bearing seat.

[0008] Preferably, a protective cover is arranged on the outer side of the die holder.

[0009] Preferably, the protective cover is composed of two arc-shaped plates, and one side of the arc-shaped plate is rotatably connected to the cover base.

[0010] Preferably, a torsion spring is arranged at the connection between the arc-shaped plate and the cover base, and the torsion spring pushes the arc-shaped plate to rotate inwards.

[0011] Preferably, a clamping protrusion is arranged on the cover base, and when the arc-shaped plate is opened, the clamping protrusion blocks the arc-shaped plate.

[0012] The technical effects and advantages of the present utility model: For the wire drawing die used in steel wire rod processing, by providing a die holder and arranging a plurality of die cores on the die holder, multiple wire drawing operations can be carried out in one traction, improving the wire drawing efficiency. Moreover, the die cores are placed in the die installation holes and fixed by screws, which is simple for disassembly and assembly;

[0013] The die holder is detachable and can be replaced with die holders of different model sizes, with a wide range of applications. Moreover, by clamping the clamping plate in the clamping groove and then locking it through the clamping plate fixing device, the die holder is firmly installed and is very convenient to disassemble, which is very practical;

[0014] The protective cover is provided to play a protective role. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic structural diagram of the present utility model;

[0016] Figure 2 is a partial exploded structural diagram of the present utility model;

[0017] Figure 3 is Figure 2 the enlarged structural diagram at A in

[0018] In the figure: 1. Die holder; 2. Rotating shaft; 3. Bearing seat; 4. Clamping block; 5. Clamping groove; 6. Clamping plate; 7. Baffle; 8. Bayonet; 9. Connecting plate; 10. Lock tongue; 11. Pushing rod; 12. Die installation hole; 13. Die core; 14. Screw; 15. Cover base; 16. Protective cover; 17. Clamping protrusion. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] The following further describes the specific embodiments of the present utility model with reference to the drawings. It should be noted here that the description of these embodiments is for helping to understand the present utility model, but does not constitute a limitation to the present utility model. In addition, the technical features involved in the various embodiments of the present utility model described below can be combined with each other as long as they do not conflict with each other.

[0020] The present utility model provides as Figure 1 - Figure 2A wire drawing die for steel wire rod processing as shown, includes a die holder 1. A number of die mounting holes 12 are provided on the die holder 1. A die core 13 is placed in the die mounting hole 12. A screw 14 is screwed in the die mounting hole 12. The die core 13 is placed into the interior of the die holder 1 from the die mounting hole 12, and then the screw 14 is tightened to complete the installation, which is simple and fast.

[0021] As Figure 2 - Figure 3 shown, clamping plates 6 are provided at both ends of the die holder 1. Both ends of the clamping plate 6 are clamped in the card slots 5 of the card block 4. The card block 4 is provided at one end of the rotating shaft 2. A bayonet 8 is opened at the outer side position above the card slot 5. The clamping plate fixing device includes a connecting plate 9, a locking tongue 10, a lever 11 and a baffle 7. The locking tongue 10 is movably provided at both ends of the connecting plate 9. A spring is provided inside the locking tongue 10. The lever 11 is connected to the locking tongue 10. The baffle 7 is provided on the side of the connecting plate 9 for blocking the clamping plate 6. The locking tongue 10 is clamped in the bayonet 8 to fix the entire clamping plate fixing device, and the baffle 7 can block the clamping plate 6, thereby realizing the connection between the die holder 1 and the rotating shaft 2, which is convenient for disassembly and assembly.

[0022] Specifically, the shape of the connecting plate 9 is set as an arc for adapting to the convex arc part on the clamping plate 6.

[0023] Specifically, the rotating shaft 2 is arranged on the bearing seat 3 and is driven by a motor to rotate, so that the die holder 1 can rotate, and the die core 13 rotates during the wire drawing process, with more functions.

[0024] Specifically, a protective cover 16 composed of two arc-shaped plates is provided outside the die holder 1. The protective cover 16 plays a protective role. One side of the arc-shaped plate is rotatably connected to the cover base 15. A torsion spring is provided at the connection between the arc-shaped plate and the cover base 15. The torsion spring pushes the arc-shaped plate to rotate inward. A clamping projection 17 is provided on the cover base 15. When the arc-shaped plate is opened, the clamping projection 17 blocks the arc-shaped plate, thereby fixing the position of the arc-shaped plate, which is convenient for the disassembly and assembly of the die holder 1 and the die core 13.

[0025] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present invention. Those of ordinary skill in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present invention.

Claims

1. A wire drawing die for steel wire rod processing, comprising a die holder (1), characterized in that: A number of mold mounting holes (12) are provided on the mold rack (1), a mold core (13) is placed in the mold mounting hole (12), a screw (14) is screwed in the mold mounting hole (12), clamping plates (6) are provided at both ends of the mold rack (1), the clamping plate (6) is clamped in the card slot (5) of the card block (4), the card block (4) is provided at one end of the rotating shaft (2), a bayonet (8) is provided on the card slot (5), and the bayonet (8) is clamped with a clamping plate fixing device. The clamping plate fixing device includes a connecting plate (9), a locking tongue (10), a lever (11) and a baffle (7). The locking tongue (10) is movably arranged at both ends of the connecting plate (9), a spring is arranged inside the locking tongue (10), the lever (11) is connected to the locking tongue (10), and the baffle (7) is arranged on the side of the connecting plate (9) to block the clamping plate (6).

2. A wire drawing die for steel wire rod processing according to claim 1, characterized in that: The shape of the connecting plate (9) is set to be arc-shaped.

3. A wire drawing die for steel wire rod processing according to claim 1, characterized in that: The rotating shaft (2) is arranged on the bearing seat (3).

4. A wire drawing die for steel wire rod processing according to claim 1, characterized in that: A protective cover (16) is arranged outside the mold rack (1).

5. The wire drawing die for steel wire rod processing according to claim 4, wherein: The protective cover (16) is composed of two arc-shaped plates, and one side of the arc-shaped plate is rotatably connected to the protective cover base (15).

6. The wire drawing die for steel wire rod processing according to claim 5, characterized in that: A torsion spring is arranged at the connection between the arc-shaped plate and the protective cover base (15), and the torsion spring pushes the arc-shaped plate to rotate inwards.

7. The wire drawing die for steel wire rod processing according to claim 5, characterized in that: A clamping projection (17) is arranged on the protective cover base (15), and when the arc-shaped plate is opened, the clamping projection (17) blocks the arc-shaped plate.

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