Steam treatment device for sintering and hardening powder of powder metallurgy parts

Abstract

The utility model discloses a device for steam treatment of sintering and hardening powder of powder metallurgy parts, which comprises a steam treatment furnace, a steam pipe is arranged on the steam treatment furnace, a conveying mechanism is arranged at the bottom of the steam treatment furnace, and a feeding mechanism is arranged on the conveying mechanism and the steam treatment furnace. The feeding mechanism comprises a lifting hydraulic cylinder, a base and a moving seat, the end of an output shaft of the lifting hydraulic cylinder is fixedly connected with a vertical frame, and the bottom end of the vertical frame is fixedly connected with an inserting plate. According to the device for steam treatment of the sintering and hardening powder of the powder metallurgy parts, an insertion plate is inserted into an insertion groove, a lifting hydraulic cylinder feeds a workpiece on a rotary disc into a steam treatment furnace, a movable hydraulic cylinder drives a driving gear to be engaged with a gear ring, and a driving motor drives the rotary disc to rotate, so that the workpiece rotates; and the surface is fully and uniformly contacted with steam, so that the steam treatment effect can be effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to powder metallurgy steam treatment technical field, concretely for a kind of device for powder metallurgy parts sintering hardening powder steam treatment. BACKGROUND

[0002] Steam treatment furnace is a kind of processing technology after powder metallurgy parts sintering hardening, make steam and the iron oxidation reaction of product surface, generate a new oxidation film process.This processing can significantly improve the hardness of product, compressive strength, wear resistance and corrosion resistance, in the prior art, workpiece is difficult to be uniformly contacted with steam when entering into steam treatment furnace for steam treatment, so that steam treatment effect is not ideal.

[0003] For example, patent publication No. CN210702565U, specifically for a continuous steam treatment furnace, including base, the base upper end both sides central position is fixedly connected with a group of mounting plates, mounting plate outer side front and rear end middle part is fixedly connected with a group of cross plates, the cross plate inner side middle part is connected with roller through shaft rod, the roller surface is uniformly wound and connected with mesh belt, the base upper end one side mounting plate inner side is fixedly connected with sealing box through supporting plate, the supporting plate top central position front and rear end is fixedly connected with a group of climbing frame, the climbing frame top central position is fixedly connected with steam furnace main body, the base upper end the other side mounting plate inner side is fixedly connected with mounting bracket, the mounting bracket one side upper central position is connected with guide pipe, the mesh belt is arranged in the inner central position of sealing box and guide pipe, this utility model has the advantages of improving the appearance and corrosion resistance of powder metallurgy parts, and facilitating high internal cleaning of steam furnace, but there is the problem that the workpiece is difficult to be uniformly contacted with steam when entering into steam treatment furnace for steam treatment, so that steam treatment effect is not ideal. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of the prior art, the utility model provides a device for powder metallurgy parts sintering hardening powder steam treatment, which solves the problem that the workpiece is difficult to be uniformly contacted with steam when entering into steam treatment furnace for steam treatment, so that steam treatment effect is not ideal.

[0005] To achieve the above object, the utility model is realized by the following technical scheme: a device for powder metallurgy parts sintering hardening powder steam treatment, comprising a steam treatment furnace, a steam pipe is arranged on the steam treatment furnace, a conveying mechanism is arranged at the bottom of the steam treatment furnace, and a feeding mechanism is arranged on the steam treatment furnace and the conveying mechanism;

[0006] The feeding mechanism comprises a lifting hydraulic cylinder, a base and a moving seat, the output shaft end of the lifting hydraulic cylinder is fixedly connected with a stand, the bottom end of the stand is fixedly connected with a plug plate, one side of the stand is fixedly connected with a guide seat, the guide seat is internally provided with a guide rod, a plug slot is formed in the base, the top of the base is fixedly connected with a rotating seat, the rotating seat is internally rotatably connected with a rotating disc, the bottom end of the rotating disc is fixedly connected with a gear ring, the moving seat is internally rotatably connected with a driving gear, the end of the driving gear is fixedly connected with a driving motor, and the end of the moving seat is fixedly connected with a moving hydraulic cylinder.

[0007] Preferably, a plurality of gas outlets are formed in the inner wall of one side of the steam treatment furnace, and the plurality of gas outlets are connected with the steam pipe, so that steam can be discharged from the gas outlets through the steam pipe, and the workpiece can react with the steam for steam treatment.

[0008] Preferably, the lifting hydraulic cylinder is fixedly installed on the top of the steam treatment furnace, and the output shaft end of the lifting hydraulic cylinder penetrates through the steam treatment furnace and extends into the steam treatment furnace, so that the lifting hydraulic cylinder can drive the stand to move up and down.

[0009] Preferably, the guide rod is fixedly installed in the steam treatment furnace, and the stand is slidably connected with the guide rod through the guide seat, so that the movement of the stand can be guided.

[0010] Preferably, the gear ring is matched with the driving gear, the output shaft of the driving motor is in transmission connection with the rotating disc through the driving gear and the gear ring, so that the driving motor can drive the rotating disc to rotate.

[0011] Preferably, the moving hydraulic cylinder is fixedly installed on the bottom surface of the steam treatment furnace through the mounting frame, and the output shaft end of the moving hydraulic cylinder is connected with the moving seat, so that the moving hydraulic cylinder can drive the moving seat to move.

[0012] Preferably, the conveying mechanism comprises an outer frame, a conveying belt is installed in the outer frame, a plurality of positioning grooves are formed in the surface of the conveying belt, a positioning block is arranged on the bottom surface of the base, the positioning block is matched with the positioning grooves, and a plurality of mounting holes are formed in the positioning block, so that the base can be positioned.

[0013] The utility model provides a device for powder metallurgy part sintering hardening powder steam treatment.

[0014] Compared with the prior art, the device has the following beneficial effects:

[0015] 1. The device for powder metallurgy part sintering hardening powder steam treatment, the plug-in plate is inserted into the plug-in slot, the lifting hydraulic cylinder sends the workpiece on the rotating disc into the steam treatment furnace, the moving hydraulic cylinder drives the driving gear to engage with the gear ring, the driving motor drives the rotating disc to rotate, so that the workpiece rotates, and the surface thereof is in full and uniform contact with the steam, so that the steam treatment effect can be effectively improved.

[0016] 2. The device for powder metallurgy part sintering hardening powder steam treatment, the positioning block is installed at the bottom of the base through the mounting hole, then the positioning block is inserted into the positioning groove, so that the conveying belt can drive the base to move and can position the base, and the stability is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole structure schematic view of the utility model;

[0018] Figure 2 It is a feeding mechanism structure schematic view of the utility model;

[0019] Figure 3 It is a base and moving seat structure schematic view of the utility model;

[0020] Figure 4 It is a conveying mechanism structure schematic view of the utility model.

[0021] In the drawing: 1, steam treatment furnace; 2, feeding mechanism; 201, lifting hydraulic cylinder; 202, base; 203, stand; 204, plug-in plate; 205, guide seat; 206, guide rod; 207, plug-in slot; 208, rotating seat; 209, rotating disc; 210, gear ring; 211, moving seat; 212, driving gear; 213, driving motor; 214, moving hydraulic cylinder; 3, steam pipe; 4, conveying mechanism; 401, outer frame; 402, conveying belt; 403, positioning groove; 404, positioning block; 405, mounting hole. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] Please refer to Figures 1-3The utility model provides a technical scheme: a device for powder metallurgy part sintering hardening powder steam treatment, including steam treatment furnace 1, be equipped with steam pipe 3 on steam treatment furnace 1, be equipped with a plurality of gas outlet holes on steam treatment furnace 1 one side inner wall, a plurality of gas outlet holes are linked with steam pipe 3, make steam pipe 3 can discharge steam from gas outlet hole, make work piece can react with steam and carry out steam treatment, steam treatment furnace 1 bottom is equipped with conveying mechanism 4, conveying mechanism 4 is equipped with feeding mechanism 2 on steam treatment furnace 1, can conveying mechanism 4 on work piece is sent through feeding mechanism 2, and make work piece rotate in steam treatment furnace 1 inside, make its surface and steam fully even contact, to can effectively improve steam treatment effect.

[0024] Feeding mechanism 2 includes lift hydraulic cylinder 201, base 202 and mobile seat 211, the output shaft end of lift hydraulic cylinder 201 is fixedly connected with stand 203, lift hydraulic cylinder 201 is fixedly installed at steam treatment furnace 1 top, the output shaft end of lift hydraulic cylinder 201 penetrates steam treatment furnace 1 and extends into its inside, makes lift hydraulic cylinder 201 can drive stand 203 to move up and down, stand 203 bottom end is fixedly connected with plugboard 204, stand 203 one side is fixedly connected with guide seat 205, guide seat 205 is equipped with guide rod 206 inside, guide rod 206 is fixedly installed in steam treatment furnace 1 inside, stand 203 is slidably connected with guide rod 206 through guide seat 205, make the movement of stand 203 can be guided, the plug slot 207 is set up on base 202, make after plugboard 204 is inserted into plug slot 207 inside, can drive base 202 to move up and down, base 202 top is fixedly connected with rotating seat 208, rotating seat 208 is rotatably connected with turntable 209 inside, turntable 209 bottom end is fixedly connected with gear ring 210, mobile seat 211 is rotatably connected with drive gear 212 inside, and mobile seat 211 has guide frame, can the movement of mobile seat 211 is guided and supported, drive gear 212 end is fixedly connected with drive motor 213, gear ring 210 is matched with drive gear 212, the output shaft of drive motor 213 is transmissionally connected with turntable 209 through drive gear 212 and gear ring 210, make drive motor 213 can drive turntable 209 to rotate, mobile seat 211 end is fixedly connected with mobile hydraulic cylinder 214, mobile hydraulic cylinder 214 is fixedly installed on steam treatment furnace 1 bottom surface through mounting bracket, the output shaft end of mobile hydraulic cylinder 214 is connected with mobile seat 211, make mobile hydraulic cylinder 214 can drive mobile seat 211 to move.

[0025] Please refer to Figure 1 And Figure 4The conveying mechanism 4 comprises an outer frame 401, a conveying belt 402 is mounted in the outer frame 401, a plurality of positioning grooves 403 are formed in the surface of the conveying belt 402, and a magnet block is arranged in each positioning groove 403 to magnetically fix the workpiece, the bottom surface of the base 202 is provided with a positioning block 404 matched with the positioning grooves 403, a plurality of mounting holes 405 are formed in the positioning block 404, the positioning block 404 is mounted on the bottom of the base 202 through the mounting holes 405, then the positioning block 404 is inserted into the positioning grooves 403, so that the conveying belt 402 can drive the base 202 to move and position the base 202, thereby improving the stability.

[0026] In operation, the conveying belt 402 drives the base 202 to move, so that the plug-in plate 204 is inserted into the plug-in groove 207, then the lifting hydraulic cylinder 201 drives the stand 203 to move, the stand 203 drives the base 202 to move through the plug-in plate 204 and the plug-in groove 207, the workpiece on the rotating disc 209 is sent into the steam treatment furnace 1, then the moving hydraulic cylinder 214 drives the moving seat 211 to move, so that the driving gear 212 is engaged with the gear ring 210, the driving motor 213 drives the driving gear 212 to rotate, the driving gear 212 drives the gear ring 210 to rotate, the gear ring 210 drives the rotating disc 209 to rotate, so that the workpiece rotates to make the surface of the workpiece fully and uniformly contact with the steam, thereby effectively improving the steam treatment effect.

[0027] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by those skilled in the art.

Claims

1. An apparatus for sinter hardening powder metallurgical part powder vapor treatment, comprising a vapor treatment furnace (1), characterized in that: The steam treatment furnace (1) is provided with a steam pipe (3), the steam treatment furnace (1) bottom is provided with a conveying mechanism (4), the conveying mechanism (4) is provided with a feeding mechanism (2) on the steam treatment furnace (1); The feeding mechanism (2) includes a lifting hydraulic cylinder (201), a base (202) and a moving seat (211), the output shaft end of the lifting hydraulic cylinder (201) is fixedly connected with a stand (203), the bottom end of the stand (203) is fixedly connected with a plugboard (204), one side of the stand (203) is fixedly connected with a guide seat (205), the guide seat (205) is internally provided with a guide rod (206), the base (202) is provided with a slot (207), the top of the base (202) is fixedly connected with a rotating seat (208), the rotating seat (208) is internally rotatably connected with a rotating disc (209), the bottom end of the rotating disc (209) is fixedly connected with a gear ring (210), the moving seat (211) is internally rotatably connected with a drive gear (212), the end of the drive gear (212) is fixedly connected with a drive motor (213), and the end of the moving seat (211) is fixedly connected with a moving hydraulic cylinder (214).

2. A device for steam treatment of sinter hardening powder for powder metallurgical parts according to claim 1, characterized in that: A plurality of gas outlets are formed in the inner wall of one side of the steam treatment furnace (1), and the plurality of gas outlets are communicated with the steam pipe (3).

3. A device for steam treatment of sinter hardening powder for powder metallurgical parts according to claim 1, characterized in that: The lifting hydraulic cylinder (201) is fixedly installed on the top of the steam treatment furnace (1), and the output shaft end of the lifting hydraulic cylinder (201) penetrates through the steam treatment furnace (1) and extends into the steam treatment furnace (1).

4. An apparatus for steam treatment of sinter hardening powder for powder metallurgy parts according to claim 1, characterized in that: The guide rod (206) is fixedly installed in the steam treatment furnace (1), and the stand (203) is slidably connected with the guide rod (206) through the guide seat (205).

5. An apparatus for steam treatment of sinter hardening powder for powder metallurgy parts according to claim 1, characterized in that: The gear ring (210) is matched with the drive gear (212), and the output shaft of the drive motor (213) is drivingly connected with the rotating disc (209) through the drive gear (212) and the gear ring (210).

6. An apparatus for steam treatment of sinter hardening powder for powder metallurgy parts according to claim 1, characterized in that: The moving hydraulic cylinder (214) is fixedly installed on the bottom surface of the steam treatment furnace (1) through a mounting bracket, and the output shaft end of the moving hydraulic cylinder (214) is connected with the moving seat (211).

7. An apparatus for steam treatment of sinter hardening powder for powder metallurgy parts according to claim 1, characterized in that: The conveying mechanism (4) includes an outer frame (401), the outer frame (401) is internally provided with a conveying belt (402), and a plurality of positioning grooves (403) are formed in the surface of the conveying belt (402).

8. A device for steam treatment of sinter hardening powder for powder metallurgical parts according to claim 7, characterized in that: The bottom surface of the base (202) is provided with a positioning block (404), the positioning block (404) is matched with the positioning groove (403), and a plurality of mounting holes (405) are formed in the positioning block (404).

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