Electric brush pressing die for electric brush production

Abstract

The utility model discloses an electric brush pressing die for electric brush production, which belongs to the technical field of electric brush production and comprises an upper die and a lower die, a plurality of die grooves are arranged at the top of the lower die, a plurality of die blocks are arranged at the bottom of the upper die, and a material taking device is arranged in the lower die. The material taking device comprises a motor, a built-in groove and a plurality of embedding grooves, connecting grooves are formed in the two sides of the inner wall of the built-in groove, a plurality of through grooves are formed in the top of the built-in groove, a moving plate is slidably connected to the inner wall of the built-in groove, and connecting rods are connected to the two sides of the moving plate; according to the electric brush pressing device, the material taking device is arranged, the motor drives the threaded rod to rotate, then the threaded rod drives the connecting frame embedded with the nut to move upwards, the connecting frame drives the moving plate to move upwards through the connecting rod, the moving plate drives the lifting plate to move upwards through the supporting rod, and the lifting plate ejects the pressed electric brush out; therefore, the electric brush is prevented from being taken out inconveniently due to tight fit with the bottom of the mold groove.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the production technology field of electric brush, especially relates to a electric brush pressing mould for electric brush production. BACKGROUND

[0002] The electric brush is an important component for transmitting energy or signal between fixed part and rotating part in motor, generator or other rotating machinery, and is usually made of graphite or carbon, so it is also called carbon brush, which forms electrical connection with moving part through sliding contact, has good conductivity, heat conduction and lubrication performance, and has certain mechanical strength and commutation.

[0003] The utility model discloses a kind of electric brush pressing moulds with guide wire, including mounting plate, mounting plate is uniformly provided with filling mould transversely, filling mould is inserted with upper stop die, the bottom of upper stop die is connected with first connecting plate, the port side of filling mould is provided with inclined convex, inclined convex is equipped with threading hole and is inserted with guide wire in threading hole, the port side of filling mould is provided with upper cover die, the side of upper cover die is provided with upper stop die, but in actual use process, since electric brush is pressed by stress pressing, in turn make after pressing, electric brush will be closely attached to mould bottom, in turn lead to more troublesome when taking material, in turn lead to lower practicality. UTILITY MODEL CONTENTS

[0004] The utility model aims at: in order to solve the problem that traditional pressing mould is not convenient when taking material, and a kind of electric brush pressing mould for electric brush production is provided.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an electric brush pressing mould for electric brush production, comprising an upper die and a lower die, the lower die is provided with a plurality of die grooves on the top, the upper die is provided with a plurality of die blocks on the bottom, the lower die is provided with a taking device, the taking device comprises a motor, an embedded groove and a plurality of embedded grooves, the output shaft of the motor is connected with a threaded rod, the inner wall of the embedded groove is slidably connected with a moving plate, the moving plate is connected with a connecting rod on both sides, and one side of the two connecting rods is connected with the same connecting frame, the moving plate is connected with a plurality of supporting rods on the top, the supporting rod is connected with a lifting plate on the top, the inner wall of the embedded groove is provided with a connecting groove on both sides, and a plurality of through grooves are formed on the top of the embedded groove.

[0006] Further description of the above technical solution:

[0007] The motor is fixedly installed on one side of the lower die, and a nut is embedded in the connecting frame, and the nut is threadedly connected with the outer wall of the threaded rod.

[0008] Further description of the above technical solution:

[0009] The embedded groove is arranged at the bottom of the mold groove, and the through groove is connected with the embedded groove.

[0010] As a further description of the above technical solution:

[0011] The connecting rod is slidably connected with the inner wall of the connecting groove on both sides, and the top of the supporting rod extends into the embedded groove through the through groove, and the outer wall of the lifting plate is matched with the inner wall of the embedded groove.

[0012] As a further description of the above technical solution:

[0013] The bottom of the upper mold is connected with a plurality of guide rods, the top of the lower mold is provided with a plurality of guide grooves, and the guide grooves correspond to the guide rods.

[0014] As a further description of the above technical solution:

[0015] The top of the lower mold is provided with a sealing device, the sealing device comprises a mounting groove arranged at the top of the lower mold, a sealing frame slidably connected in the mounting groove, a plurality of springs connected at the bottom of the sealing frame, and the other end of the spring is connected with the bottom of the mounting groove, and the bottom of the upper mold is provided with a sealing groove, and the inner wall of the sealing groove is matched with the outer wall of the sealing frame.

[0016] As a further description of the above technical solution:

[0017] The bottom of the sealing frame is provided with a plurality of fixing grooves, and a supporting rod is slidably connected in the fixing groove, the bottom of the supporting rod is connected with the bottom of the mounting groove, and the spring is sleeved on the outer wall of the supporting rod.

[0018] As described above, due to the adoption of the above technical solution, the beneficial effects of the present application are:

[0019] 1. In the utility model, the material taking device is arranged, the threaded rod is driven to rotate by the motor, the threaded rod drives the connecting frame in which the nut is embedded to move upwards, the connecting frame drives the moving plate to move upwards through the connecting rod, the moving plate drives the lifting plate to move upwards through the supporting rod, the lifting plate ejects the completed brush, and the brush is prevented from being closely matched with the bottom of the mold groove to cause inconvenience in taking out.

[0020] 2. In the utility model, the sealing device is arranged, when the upper mold and the lower mold are matched with each other by moving downwards, the sealing frame in the mounting groove is inserted into the sealing groove at the bottom of the upper mold, the sealing frame and the sealing groove are closely matched by continuous extrusion, the sealing frame seals the gap between the upper mold and the lower mold, the carbon powder in the mold groove is prevented from overflowing due to pressure during pressing, and the surrounding personnel is prevented from inhaling to cause harm. DRAWINGS

[0021] Fig. 1 A three-dimensional structure schematic diagram of a brush pressing die for brush production is provided for the utility model;

[0022] Fig. 2 A material taking device structure schematic diagram of a brush pressing die for brush production is provided for the utility model;

[0023] Fig. 3 A sealing device structure schematic diagram of a brush pressing die for brush production is provided for the utility model.

[0024] Legend: 1, upper die; 2, lower die; 3, guide rod; 4, guide groove; 5, die groove; 6, material taking device; 601, connecting rod; 602, support rod; 603, lifting plate; 604, moving plate; 605, connecting frame; 606, motor; 607, threaded rod; 608, connecting groove; 609, built-in groove; 610, embedded groove; 611, through groove; 7, sealing device; 701, sealing frame; 702, support rod; 703, spring; 704, mounting groove. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] Please refer to Figs. 1-3The utility model provides a technical scheme: a kind of brush pressing mould for brush production, including upper die 1 and lower die 2, lower die 2 top is equipped with multiple die grooves 5, and upper die 1 bottom is equipped with multiple die blocks, and lower die 2 is equipped with material taking device 6 inside, and material taking device 6 includes motor 606, built-in groove 609 and multiple embedding grooves 610, and the output shaft of motor 606 is connected with threaded rod 607, and the inner wall of built-in groove 609 is slidably connected with moving plate 604, and moving plate 604 both sides are connected with connecting rod 601, and one side of two connecting rods 601 is connected with same connecting frame 605, and the top of moving plate 604 is connected with multiple support rods 602, and the top of support rod 602 is connected with lifting plate 603, and the both sides of the inner wall of built-in groove 609 are equipped with connecting groove 608, and the top of built-in groove 609 is equipped with multiple through grooves 611, and one side of motor 606 is fixedly installed with lower die 2 side, and nut is inlaid in connecting frame 605, and nut is threadedly connected with the outer wall of threaded rod 607 in, embedding groove 610 is set in the bottom of die groove 5, and through groove 611 top is communicated with embedding groove 610, built-in groove 609 is set in lower die 2, and the both sides of connecting rod 601 are slidably connected with the inner wall of connecting groove 608, and the top of support rod 602 is extended into embedding groove 610 by through groove 611, and the outer wall of lifting plate 603 is attached with the inner wall of embedding groove 610.

[0027] Specifically, by setting the material taking device 6, the threaded rod 607 is rotated by the output shaft of the motor 606, and by setting the nut in the connecting frame 605, the threaded rod 607 drives the connecting frame 605 to move upwards, so that the connecting frame 605 drives the connecting rods 601 on both sides to move upwards, and by setting the two connecting rods 601 to move synchronously, the stress is more uniform during lifting, avoiding left and right deviation affecting the material taking effect, then the moving plate 604 is driven by the connecting rod 601 to move upwards, the support rod 602 is driven by the moving plate 604 to move upwards, and the lifting plate 603 is driven by the support rod 602 to move upwards, so that the lifting plate 603 ejects the completed brush, avoiding the inconvenience of taking out due to the close fit of the brush and the bottom of the die groove 5, and by setting the lifting plate 603 top flush with the top of the embedding groove 610, the quality of the brush is affected by misalignment during pressing, and the upper die 1 is driven by the force hydraulic frame to be attached to the lower die 2 for pressing, and the force hydraulic frame driving the upper die 1 to move is the current technology, which does not need to be described in detail.

[0028] A plurality of guide rods 3 are connected to the bottom of the upper mold 1, a plurality of guide grooves 4 are formed in the top of the lower mold 2, the guide grooves 4 correspond to the guide rods 3, the top of the lower mold 2 is provided with a sealing device 7, the sealing device 7 comprises a mounting groove 704, the mounting groove 704 is formed in the top of the lower mold 2, a sealing frame 701 is slidably connected in the mounting groove 704, a plurality of springs 703 are connected to the bottom of the sealing frame 701, and the other end of the spring 703 is connected to the bottom of the mounting groove 704, a sealing groove is formed in the bottom of the upper mold 1, and the inner wall of the sealing groove is the same size as the outer wall of the sealing frame 701, a plurality of fixing grooves are formed in the bottom of the sealing frame 701, and a supporting rod 702 is slidably connected in the fixing groove, the bottom of the supporting rod 702 is connected to the bottom of the mounting groove 704, and the spring 703 is sleeved on the supporting rod 702.

[0029] The sealing device 7 is provided, when the upper mold 1 is lowered and combined with the lower mold 2, the guide rod 3 is inserted into the guide groove 4, so that the upper mold 1 and the lower mold 2 are combined without deviation, thereby avoiding the influence of deviation on the pressing quality, then the sealing frame 701 in the mounting groove 704 is inserted into the sealing groove in the bottom of the upper mold 1, so that the sealing frame 701 is tightly combined with the sealing groove, thereby sealing the gap between the upper mold 1 and the lower mold 2, avoiding the overflow of carbon powder in the mold groove 5 due to pressure during pressing, thereby avoiding the harm caused by inhaling by surrounding personnel, the spring 703 is provided, the rebound force of the spring 703 after compression makes the top of the sealing frame 701 tightly combined with the sealing groove in the bottom of the upper mold 1, thereby improving the sealing effect.

[0030] Working principle: when in use, the upper mold 1 is lowered, the sealing groove in the bottom of the upper mold 1 is inserted into the sealing frame 701, and the mold block in the bottom of the upper mold 1 is inserted into the mold groove 5 to press the carbon powder, then the sealing frame 701 is inserted into the sealing groove, so that the sealing frame 701 seals the gap between the upper mold 1 and the lower mold 2, avoiding the overflow of carbon powder due to increased pressure during pressing, after pressing is completed, the motor 606 drives the threaded rod 607 to rotate, the threaded rod 607 drives the connecting frame 605 with the nut embedded therein to move upwards, thereby driving the connecting rod 601 to move upwards, thereby driving the two connecting rods 601 to move upwards, the moving plate 604 drives the lifting plate 603 to move upwards through the supporting rod 602, so that the lifting plate 603 ejects the pressed brush, avoiding the difficulty of taking out caused by the combination of the brush and the bottom of the mold groove 5.

[0031] In the utility model, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance; the term "multiple" refers to two or more than two, unless otherwise expressly limited. The terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, "connection" can be fixed connection, or detachable connection, or integrally connected; "connected" can be directly connected, or indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances;

[0032] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered within the protection scope of the utility model.

Claims

1. A brush press mould for brush production comprising an upper mould (1) and a lower mould (2), characterised in that, The bottom of the upper mold (1) is connected with a plurality of guide rods (3), the top of the lower mold (2) is provided with a plurality of guide grooves (4), and the guide grooves (4) correspond to the guide rods (3).

2. A brush press mold for brush production according to claim 1, characterized in that, The motor (606) is fixedly installed on one side of the lower mold (2), a nut is embedded in the connecting frame (605), and the nut is threadedly connected with the outer wall of the threaded rod (607).

3. A brush press mold for brush production according to claim 1, characterized in that, The embedded groove (610) is arranged at the bottom of the mold groove (5), the top of the through groove (611) is communicated with the embedded groove (610), and the built-in groove (609) is arranged in the lower mold (2).

4. The brush press mold for brush production according to claim 1, wherein The connecting rod (601) is slidably connected with the inner wall of the connecting groove (608) on both sides, the top of the supporting rod (602) extends into the embedded groove (610) through the through groove (611), and the outer wall of the lifting plate (603) is matched with the inner wall of the embedded groove (610).

5. The brush press mold for brush production according to claim 1, wherein The bottom of the upper mold (1) is connected with a plurality of guide rods (3), the top of the lower mold (2) is provided with a plurality of guide grooves (4), and the guide grooves (4) correspond to the guide rods (3).

6. A brush press mold for brush production according to claim 1, characterized in that, The top of the lower mold (2) is provided with a sealing device (7), the sealing device (7) comprises a mounting groove (704), the mounting groove (704) is arranged at the top of the lower mold (2), the sealing frame (701) is slidably connected in the mounting groove (704), the sealing frame (701) is connected with a plurality of springs (703) at the bottom, and the other end of the spring (703) is connected with the bottom of the mounting groove (704).

7. A brush press mould for brush production according to claim 6, characterized in that The bottom of the sealing frame (701) is provided with a plurality of fixing grooves, and the supporting rod (702) is slidably connected in the fixing groove, the bottom of the supporting rod (702) is connected with the bottom of the mounting groove (704), and the spring (703) is sleeved on the supporting rod (702).

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