Engine oil pump belt wheel forming and discharging device

Abstract

The utility model relates to an engine oil pump belt wheel forming and discharging device which comprises a lower die base, a support and a material returning air cylinder are arranged on the two sides of the lower die base respectively, a discharging flow channel is connected to the support in a sliding mode, a plurality of discharging grooves and a plurality of discharging holes are formed in the discharging flow channel, a swing plate is fixedly connected to the side of the discharging flow channel, and the swing plate is fixedly connected to the side of the discharging flow channel. The swing plate is provided with a wave groove, a piston rod of the pushing air cylinder is fixedly connected with a base, the base is fixedly connected with a double-rod air cylinder and a pushing fork, the lower end of the pushing fork extends into the wave groove and is in sliding connection with the wave groove, and two piston rods of the double-rod air cylinder are fixedly connected with clamping jaws. And each clamping jaw is connected with a top block in a sliding manner. The automatic discharging device has the advantages that the automatic discharging device can adapt to automatic discharging after belt wheels are formed, metal powder in the discharging runner can be automatically removed, and the production efficiency and the production quality are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to powder metallurgy processing equipment field, concretely relates to a forming and discharging device for engine oil pump pulley. BACKGROUND

[0002] Powder metallurgy is a kind of metal processing forming method that metal powder is pressed into shape in mould and then sintered, and the engine oil pump pulley is a kind of gear part, which is also obtained by powder metallurgy processing.

[0003] After the existing pulley is formed and processed, the jacking mechanism in the lower mould will lift it from the cavity, and then the discharging is carried out, and there will be a lot of powder remaining in the discharging runner when discharging, since the present discharging runner is a fixed structure, the powder in the runner cannot be removed, and there will be a lot of powder on the surface of the pulley after forming, therefore, a forming and discharging device for engine oil pump pulley is required. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a forming and discharging device for engine oil pump pulley, which can adapt to automatic discharging after pulley forming and automatically remove the metal powder in the discharging runner, and improve production efficiency and production quality.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a forming and discharging device for engine oil pump pulley, which comprises a lower mould base, supports and material removal air cylinders are arranged on the two sides of the lower mould base respectively, a discharging runner is slidably connected on the support, a plurality of discharging grooves and a plurality of discharging holes are formed on the discharging runner, an oscillating plate is fixedly connected beside the discharging runner, a wave groove is formed on the oscillating plate, a base is fixedly connected on the piston rod of the material pushing air cylinder, a double-rod air cylinder and a pushing fork are fixedly connected on the base, the lower end of the pushing fork extends into the wave groove and is slidably connected with the wave groove, clamping jaws are fixedly connected on the two piston rods of the double-rod air cylinder, and a top block is slidably connected on each clamping jaw.

[0006] Further, the two ends of the discharging runner are upwardly bent, and the discharging runner is composed of a horizontal section and an inclined section.

[0007] Further, the discharging grooves are located on the horizontal section of the discharging runner, and the discharging holes are located on the inclined section of the discharging runner.

[0008] Further, a clearance groove is arranged on the lower mould base, the oscillating plate is located in the clearance groove, and springs are arranged between the two sides of the oscillating plate and the lower mould base.

[0009] Further, the end of the top block is in the shape of a vertical rod, and the top block is fixedly connected with the clamping jaw by locking screws.

[0010] Further, the top block specifically has a plurality, and the plurality of top blocks are distributed in linear array on the clamping jaw.

[0011] The utility model discloses the beneficial effect is: through the cooperation of material return air cylinder, double -barrel air cylinder, unloading runner, swing board, clamping jaw, push fork, can adapt to the automatic unloading after wheel forming and can automatically remove the metal powder in unloading runner, improve production efficiency and production quality. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 It is the first visual angle schematic drawing of the utility model.

[0013] Fig. 2 It is the second visual angle schematic drawing of the utility model.

[0014] Fig. 3 It is the unloading runner schematic drawing of the utility model.

[0015] In the drawing: 1, lower die seat;101, let place groove;2, support;3, material return air cylinder;301, base;302, double -barrel air cylinder;303, push fork;304, clamping jaw;305, top block;4, unloading runner;401, blanking groove;402, blanking hole;5, swing board;501, wave groove. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical scheme and advantage of the utility model more clearly, the following is combined with the drawing and example, and the utility model is further detailedly explained.It should be understood that the specific example described here is only used to explain the utility model, and is not used to limit the utility model.

[0017] Reference Figs. 1-3 The utility model discloses a kind of engine oil pump pulley forming unloading devices as shown in the figure, including lower die seat 1, the two sides of lower die seat 1 are provided with support 2 and material return air cylinder 3 respectively, unloading runner 4 is slidably connected on support 2, a plurality of blanking groove 401 and a plurality of blanking hole 402 are opened on unloading runner 4, swing board 5 is fixedly connected with the side of unloading runner 4, wave groove 501 is opened on swing board 5, piston rod of push material air cylinder 3 is fixedly connected with base 301, base 301 is fixedly connected with double -barrel air cylinder 302 and push fork 303, the lower end of push fork 303 extends into wave groove 501 and is slidably connected with it, the two piston rods of double -barrel air cylinder 302 are all fixedly connected with clamping jaw 304, and top block 305 is slidably connected on each clamping jaw 304.

[0018] The two ends of unloading runner 4 are bent upwards, unloading runner 4 is used for guiding unloading after forming pulley, and unloading runner 4 is composed of horizontal section and inclined section.

[0019] The blanking groove 401 is located at the horizontal section of the discharging flow channel 4, and the blanking hole 402 is located at the inclined section of the discharging flow channel 4, so that the blanking groove 401 improves the cleaning and recycling effect of the metal powder.

[0020] The lower die seat 1 is provided with a clearance groove 101, the swing plate 5 is located in the clearance groove 101, and springs are arranged between the two sides of the swing plate 5 and the lower die seat 1.

[0021] The end of the top block 305 is in the shape of a vertical rod, the top block 305 can be clamped in the groove of the gear, thereby improving the clamping effect, the top block 305 is fixedly connected with the clamping jaw 304 through locking screws, and the top block 305 can be slidably adjusted to adapt to discharging and clamping of products with different specifications of pulleys.

[0022] The top block 305 specifically has a plurality of top blocks 305, and the plurality of top blocks 305 are linearly arranged on the clamping jaw 304, so that the clamping points are increased and the clamping effect is improved.

[0023] The working principle of the utility model is as follows: when the pulley completed with forming processing is pushed out from the cavity of the lower die seat, the piston rod of the double-rod cylinder 302 is retracted, the clamping jaw 304 and the top block 305 are close to the pulley for clamping, then the piston rod of the pushing cylinder 3 is extended to push the workpiece to the upper side of the inclined section of the discharging flow channel 4, in this process, the pushing fork 303 drives the swing plate 5 and the discharging flow channel 4 to swing left and right, and the powder in the discharging flow channel is cleaned and recycled from the blanking groove 401 and the blanking hole 402, then the piston rod of the double-rod cylinder 302 is extended to loosen the clamp.

[0024] The above embodiments are used for further illustrating the utility model, but the utility model is not limited to these specific embodiments. Any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be understood as being within the protection scope of the utility model.

Claims

1. An engine oil pump pulley forming and de-molding apparatus characterized by: The utility model relates to a lower mould base (1) is provided with support (2) and material returning air cylinder (3) respectively on both sides, the support (2) is slidably connected with the unloading runner (4), a plurality of blanking grooves (401) and a plurality of blanking holes (402) are formed in the unloading runner (4), the swing plate (5) is fixedly connected with the unloading runner (4) side, the swing plate (5) is provided with wave trough (501), the piston rod of material returning air cylinder (3) is fixedly connected with base (301), the base (301) is fixedly connected with double -rod cylinder (302) and push fork (303), the lower extreme of push fork (303) extends into wave trough (501) and is slidably connected with it, the double -rod cylinder (302) is fixedly connected with the clamping jaw (304) on two piston rods, and the clamping jaw (304) is slidably connected with the top block (305) on every.

2. An engine oil pump pulley forming and de-molding apparatus according to claim 1, characterized in that: The unloading runner (4) is bent upwards at both ends, and the unloading runner (4) is composed of a horizontal section and an inclined section.

3. An engine oil pump pulley forming and de-molding apparatus according to claim 2, characterized in that: The blanking grooves (401) are located on the horizontal section of the unloading runner (4), and the blanking holes (402) are located on the inclined section of the unloading runner (4).

4. An engine oil pump pulley forming and de-molding apparatus as set forth in claim 1 wherein: The lower mould base (1) is provided with a clearance groove (101), the swing plate (5) is located in the clearance groove (101), and springs are arranged between the two sides of the swing plate (5) and the lower mould base (1).

5. An engine oil pump pulley forming and de-molding apparatus as set forth in claim 1 wherein: The end of the top block (305) is in the form of a vertical rod, and the top block (305) is fixedly connected with the clamping jaw (304) by a locking screw.

6. An engine oil pump pulley forming and de-molding apparatus as defined in claim 5 wherein: The top block (305) has a plurality of linear arrays on the clamping jaw (304).

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