A powder cover vibration tooling mold

Abstract

The invention discloses a powder cover vibration tooling mold, which belongs to the technical field of molds; it comprises a tooling fixing plate, a vibration cover mold sleeve, a vibration rod, a punch, a die, a vibration type upper mold, a vibration ejector rod, a die pressing plate, a spring and a fastening screw; a vibration cover mold sleeve is provided at the upper end of the tooling fixing plate, a vibration rod is provided on the thickness surface of the tooling fixing plate, a punch is provided in the vibration cover mold sleeve, the punch is fixed to the tooling fixing plate by bolts, a die is provided at the upper end of the punch, the upper end of the die is connected with the lower end of the vibration type upper mold by fastening screws, the vibration type upper mold can slide up and down in the vibration cover mold sleeve, a die pressing plate is provided at the upper end of the die, a vibration ejector rod is provided in the vibration type upper mold, the upper end of the vibration ejector rod is a cylinder, the die pressing plate and the vibration ejector rod are provided with springs, and the vibration ejector rod can compress the spring and pass through the die to correspond to the punch cone; the invention has the advantages of simple structure, convenient operation, increased product qualification rate and improved production efficiency.

Description

Technical Field

[0001] The invention relates to a powder cover vibration tooling mould, belonging to the technical field of moulds. Background Art

[0002] Perforating bullets for oil and gas wells are composed of bullet bodies, explosives and metal powder covers. Most domestic perforating bullet manufacturers make powder covers manually. The procedure is to weigh the prepared metal powder in advance, pour it into the mold for manual shaping, and then press it with a hydraulic press. Qualified products are manually selected for perforating bullet assembly. The whole process is cumbersome, the labor intensity of employees is high, the production efficiency is low, and the performance of powder cover products is unstable. Summary of the invention

[0003] In order to solve the above-mentioned deficiencies in the prior art, the present invention provides a powder cover vibration tooling mold, which has a simple structure and is easy to operate, thereby increasing the product qualification rate and improving the production efficiency.

[0004] The technical solution adopted by the present invention to solve its technical problems is: a powder cover vibration tooling mold, including a tooling fixing plate, a vibration cover mold sleeve, a vibration rod, a punch, a die, a vibration type upper die, a vibration ejector rod, a die pressing plate, a spring and a fastening screw; two threaded holes are opened on the thickness surface of the tooling fixing plate, a cylindrical countersunk hole is opened at the center of the bottom surface of the tooling fixing plate, four similar cylindrical countersunk holes are evenly distributed around the countersunk hole, two bolt holes are opened on the thickness surface of the tooling fixing plate, and the upper end of the tooling fixing plate is fixedly connected to the vibration cover mold sleeve by a bolt, the vibration cover mold sleeve is tubular, and the vibration cover mold sleeve The lower end surface is provided with four circumferentially distributed bolt holes, which correspond to the four cylindrical countersunk holes of the tooling fixing plate. The lower end of the side wall of the vibration cover mold sleeve is provided with an oblique opening, which is a powder leakage opening. A square hole is provided in the middle of the side wall of the vibration cover mold sleeve, and a slot hole is provided at the other end of the vibration cover mold sleeve symmetrical to the square hole. The thickness surface of the tooling fixing plate is connected with a vibration rod by bolts, and the vibration rod is a T-shaped rod. Two through holes symmetrical with the vertical rod are provided on the cross bar of the T-shaped rod. A punch is provided in the vibration cover mold sleeve, and the punch is fixed to the tooling fixing plate by bolts. The lower end of the punch is a cylinder, the upper end is a frustum, and the bottom surface of the punch is A bolt hole is provided, and the bolt hole corresponds to the cylindrical countersunk hole in the center of the tooling fixing plate. A die is provided at the upper end of the punch. The die is a cylinder, and the interior of the die is an hourglass structure. The upper end of the die is a cylindrical countersunk hole structure. Two symmetrical bolt holes are provided on the upper end face of the die. An oblique opening obliquely facing upward is provided on the side wall of the cylindrical hole at the lower end, and the oblique opening is connected with the upper end face of the die. The upper end of the die is connected with the lower end of the vibrating upper die by a fastening screw. The vibrating upper die is a T-shaped cylinder, and a through hole is provided at the axis of the vibrating upper die. Two cylindrical countersunk holes are provided on the upper end face of the vibrating upper die. The two countersunk holes are connected with two bolts on the upper end face of the die. The hole corresponds to the lower end face of the vibrating upper die. A blind hole is provided, and a cylindrical countersunk hole inclined downward is provided on the outer wall of the vibrating upper die. The cylindrical countersunk hole is a powder inlet, and the cylindrical countersunk hole is connected with the blind hole. The blind hole is the same as the oblique mouth of the die. The vibrating upper die can slide up and down in the vibrating pressure cover mold sleeve. A die pressing plate is provided at the upper end of the die. The die pressing plate is a circular ring structure. A vibrating ejector rod is provided in the vibrating upper die. The upper end of the vibrating ejector rod is a cylinder, and the lower end of the vibrating ejector rod is a small rod body. The end face of the rod body is a spherical concave surface. The die pressing plate and the vibrating ejector rod are provided with springs. The vibrating ejector rod can compress the spring and pass through the die to correspond to the punch cone.

[0005] The tooling fixing plate is fixedly installed on the platform of the film pressing machine, and an air pressure cylinder that telescopes up and down is placed under the vibrating ejector rod to achieve vibration of the whole body. The vibrating upper mold is connected to an air pressure cylinder that moves up and down to realize the sliding of the vibrating upper mold up and down in the vibrating cover mold sleeve. When pressing the product, the existing vibrating upper mold is first slid downward, and the gap between the die and the punch is slightly larger than the product size. Metal powder is poured into the powder inlet of the vibrating upper mold. Through several vibrations, it is determined that the amount of metal powder entering the gap between the die and the punch is within the range of product weight. The film pressing machine compresses the vibrating upper mold, and the spherical concave surface at the front end of the vibrating ejector rod forms the fillet at the upper end of the product. After the compression is completed, the existing vibrating upper mold is slid upward. Since the bottom of the die has a straight edge, the product will rise with the die, penetrate into a connecting plate at the square hole of the vibrating cover mold sleeve, press the vibrating ejector rod downward, demould the product, and the product falls on the connecting plate. Then the product is sent out from the slot hole of the vibrating cover mold sleeve to complete the production.

[0006] The beneficial effects of the present invention are: the present invention has a simple structure, is easy to operate, increases the product qualification rate, and improves the production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0007] The present invention is further described below in conjunction with the accompanying drawings and specific embodiments.

[0008] Figure 1 It is a structural schematic diagram of the present invention.

[0009] Numbers in the figure:

[0010] 1. Fixture fixing plate, 2. Vibration cover mold sleeve, 3. Vibration rod, 4. Punch, 5. Concave mold, 6. Vibration upper mold, 7. Vibration ejector rod, 8. Concave mold pressure plate, 9. Spring, 10. Fastening screws. DETAILED DESCRIPTION

[0011] like Figure 1As shown, a powder cover vibration tooling mold comprises a tooling fixing plate 1, a vibration cover mold sleeve 2, a vibration rod 3, a punch 4, a die 5, a vibration type upper mold 6, a vibration ejector 7, a die pressing plate 8, a spring 9 and a fastening screw 10; two threaded holes are provided on the thickness surface of the tooling fixing plate 1, a cylindrical countersunk hole is provided at the center of the bottom surface of the tooling fixing plate 1, four similar cylindrical countersunk holes are evenly distributed around the countersunk hole, two bolt holes are provided on the thickness surface of the tooling fixing plate 1, the upper end of the tooling fixing plate 1 is fixedly connected to the vibration cover mold sleeve 2 by bolts, the vibration cover mold sleeve 2 is tubular, and the lower end surface of the vibration cover mold sleeve 2 is provided with four circumferentially distributed The four bolt holes correspond to the four cylindrical countersunk holes of the tooling fixing plate 1. The lower end of the side wall of the vibration pressing cover mold sleeve 2 is provided with an oblique opening, which is a powder leakage opening. A square hole is provided in the middle of the side wall of the vibration pressing cover mold sleeve 2, and a slot hole is provided at the other end of the vibration pressing cover mold sleeve 2 symmetrical to the square hole. The thickness surface of the tooling fixing plate 1 is connected with a vibration rod 3 by bolts. The vibration rod 3 is a T-shaped rod. Two through holes symmetrical with the vertical rod are provided on the cross bar of the T-shaped rod. A punch 4 is provided in the vibration pressing cover mold sleeve 2. The punch 4 is fixed to the tooling fixing plate 1 by bolts. The lower end of the punch 4 is a cylinder, and the upper end is a frustum. The bottom surface of the punch 4 is provided with a bolt hole. The bolt hole Corresponding to the central cylindrical countersunk hole of the tooling fixing plate 1, a die 5 is provided at the upper end of the punch 4. The die 5 is a cylinder. The interior of the die 5 is an hourglass structure. The upper end of the die 5 is a cylindrical countersunk hole structure. The upper end face of the die 5 is provided with two symmetrical bolt holes. The side wall of the lower cylindrical hole is provided with an oblique opening inclined upward. The oblique opening is connected with the upper end face of the die 5. The upper end of the die 5 is connected with the lower end of the vibrating upper die 6 by a fastening screw 10. The vibrating upper die 6 is a T-shaped cylinder. The axis of the vibrating upper die 6 is provided with a through hole. The upper end face of the vibrating upper die 6 is provided with two cylindrical countersunk holes. The two countersunk holes correspond to the two bolt holes on the upper end face of the die 5. The vibrating A blind hole is provided on the lower end face of the upper die 6, and a cylindrical countersunk hole obliquely downward is provided on the outer wall of the vibrating upper die 6. The cylindrical countersunk hole is the powder inlet, and the cylindrical countersunk hole is connected with the blind hole. The blind hole has the same oblique opening as the die 5. The vibrating upper die 6 can slide up and down in the vibrating pressure cover mold sleeve 2. A die pressing plate 8 is provided on the upper end of the die 5. The die pressing plate 8 is a circular ring structure. A vibrating push rod 7 is provided in the vibrating upper die 6. The upper end of the vibrating push rod 7 is a cylinder, and the lower end of the vibrating push rod 7 is a small rod body. The end face of the rod body is a spherical concave surface. The die pressing plate 8 and the vibrating push rod 7 are provided with springs 9. The vibrating push rod 7 can compress the spring 9 and pass through the die 5 to correspond to the cone of the punch 4.

[0012] Specific operation method:

[0013] The tooling fixing plate 1 is fixedly installed on the platform of the film pressing machine. A pneumatic cylinder that can be extended up and down is placed under the vibrating push rod 7 to realize the vibration of the whole body. The vibrating upper mold 6 is connected to a pneumatic cylinder that moves up and down to realize the up and down sliding of the vibrating upper mold 6 in the vibrating pressing cover mold sleeve 2. When pressing the product, first slide the vibrating upper mold 6 downward. The gap between the concave mold 5 and the convex mold 4 is slightly larger than the product size. Pour metal powder into the powder inlet of the vibrating upper mold 6. Vibrate several times to determine whether the metal powder enters the concave mold 5 and the convex mold. The amount of the gap between the molds 4 is within the range of the product weight. The film pressing machine compresses the vibrating upper mold 6. The spherical concave surface at the front end of the vibrating push rod 7 forms the rounded corners on the upper end of the product. After the compression is completed, the vibrating upper mold 6 is slid upward. Since the bottom of the die 5 has a straight edge, the product will rise with the die 5, penetrate into a connecting plate at the square hole of the vibrating cover mold sleeve 2, press the vibrating push rod 7 downward, demould the product, and the product falls on the connecting plate. Then the product is sent out from the slot of the vibrating cover mold sleeve 2 to complete the production.

Claims

1. A powder cover vibration tooling mold, comprising a vibration cover pressing mold sleeve (2), a male mold (4) and a female mold (5), characterized in that: It also includes a tool fixing plate (1), a vibration rod (3), a vibration type upper die (6), a vibration ejector rod (7), a die pressing plate (8), a spring (9) and a fastening screw (10); two threaded holes are provided on the thickness surface of the tool fixing plate (1); a cylindrical countersunk hole is provided at the center of the bottom surface of the tool fixing plate (1); four similar cylindrical countersunk holes are evenly distributed around the countersunk hole; two bolt holes are provided on the thickness surface of the tool fixing plate (1); the upper end of the tool fixing plate (1) is fixedly connected to a vibration cover mold sleeve (2) by bolts; the vibration cover mold sleeve (2) is tubular; the lower end surface of the vibration cover mold sleeve (2) is provided with four circumferentially distributed bolt holes; the four bolt holes are connected to four cylindrical countersunk holes of the tool fixing plate (1) by bolts; The vibrating cover mold sleeve (2) has a side wall with a beveled opening at the lower end thereof, the beveled opening being a powder leakage opening. A square hole is opened in the middle of the side wall of the vibrating cover mold sleeve (2). A slotted hole is opened at the other end of the vibrating cover mold sleeve (2) symmetrical to the square hole. A vibrating rod (3) is connected to the thickness surface of the tool fixing plate (1) by bolts. The vibrating rod (3) is a T-shaped rod. Two through holes symmetrical to the vertical rod are opened on the horizontal rod of the T-shaped rod. A punch (4) is arranged inside the vibrating cover mold sleeve (2). The punch (4) is fixed to the tool fixing plate (1) by bolts. The lower end of the punch (4) is a cylinder and the upper end is a cone. A bolt hole is opened on the bottom surface of the punch (4). The bolt hole corresponds to the central cylindrical countersunk hole of the tool fixing plate (1). (4) A die (5) is provided at the upper end. The die (5) is a cylinder. The interior of the die (5) is an hourglass structure. The upper end of the die (5) is a cylindrical countersunk hole structure. The upper end surface of the die (5) is provided with two symmetrical bolt holes. The side wall of the cylindrical hole at the lower end is provided with an oblique opening that is inclined upward. The oblique opening is connected to the upper end surface of the die (5). The upper end of the die (5) is connected to the lower end of the vibrating upper die (6) by a fastening screw (10). The vibrating upper die (6) is a T-shaped cylinder. The axis of the vibrating upper die (6) is provided with a through hole. The upper end surface of the vibrating upper die (6) is provided with two cylindrical countersunk holes. The two countersunk holes correspond to the two bolt holes on the upper end surface of the die (5). The lower end surface of the vibrating upper die (6) is provided with a blind hole. The outer wall of the movable upper die (6) is provided with a cylindrical countersunk hole inclined downward, the cylindrical countersunk hole is a powder inlet, the cylindrical countersunk hole is connected with a blind hole, and the blind hole has the same oblique opening as the concave die (5). The vibrating upper die (6) can slide up and down in the vibrating pressure cover die sleeve (2). The upper end of the concave die (5) is provided with a concave die pressing plate (8), the concave die pressing plate (8) is a circular ring structure, and a vibrating ejector rod (7) is provided in the vibrating upper die (6). The upper end of the vibrating ejector rod (7) is a cylinder, and the lower end of the vibrating ejector rod (7) is a thin rod body, and the end surface of the rod body is a spherical concave surface. The concave die pressing plate (8) and the vibrating ejector rod (7) are provided with a spring (9), and the vibrating ejector rod (7) can compress the spring (9) through the concave die (5) and corresponds to the cone of the convex die (4).

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