Brush sheet bending mechanism

Abstract

The utility model discloses an electric brush piece bending mechanism which comprises a machining table, four first grooves are formed in the top end of the machining table, a cavity is formed in the portion, on one side of each first groove, of the machining table, a bolt is rotationally connected into the cavity, and the top end of the bolt penetrates through the top end of the cavity and extends to the outer side of the machining table. A movable clamping plate is connected to one end of the movable block, a fixed clamping plate is connected to the inner side wall of the first groove below the movable clamping plate, baffles are connected to one end of the fixed clamping plate, the inclination angles of one end faces of the four baffles are 90 degrees, 60 degrees, 45 degrees and 30 degrees respectively, and a supporting frame is connected to the top end of the machining table on the outer side of the first groove; according to the electric brush piece bending mechanism, a series of structures are arranged, the effect that the bending angle of the electric brush piece can be accurately controlled according to needs can be achieved, and the practicability of the electric brush piece bending mechanism is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of brush sheet processing, in particular to a bending mechanism for a brush sheet. Background Art

[0002] Brush is an important component of the motor, responsible for conducting current between the rotating parts and the stationary parts; because it is mostly made of graphite, it is also called carbon brush; brushes are mostly assembled on commutators or slip rings, and are a sliding contact body; they must have the characteristics of smoothness, wear resistance, and good conductivity; depending on the application, they are either partially metal parts (copper, silver, molybdenum), rich or completely made of metal.

[0003] The existing brush sheet bending mechanism first fixes one end of the brush sheet, and then squeezes the other end of the brush sheet through an extrusion block to bend the brush sheet. This method cannot control the bending angle of the brush sheet as needed, so that the bending angle of the brush sheet is single, reducing the practicality of the brush sheet bending mechanism. Utility Model Content

[0004] The purpose of the utility model is to provide a brush sheet bending mechanism to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a brush sheet bending mechanism, comprising a processing table, a first groove is provided at the top of the processing table, and four first grooves are arranged, a cavity is provided inside the processing table on one side of the first groove, a bolt is rotatably connected inside the cavity, the top of the bolt passes through the top of the cavity and extends to the outside of the processing table, a movable block is sleeved on the outside of the bolt, a movable splint is connected to one end of the movable block, a fixed splint is connected to the inner side wall of the first groove below the movable splint, a baffle is connected to one end of the fixed splint, and the inclination angles of one end faces of the four baffles are 90°, 60°, 45° and 30° respectively.

[0006] Preferably, a support frame is connected to the top of the processing table outside the first groove, and the support frame is an inverted U-shape, and first push rods are connected to both sides of the bottom end of the cross bar of the support frame, and the telescopic end of the first push rod is connected to a connecting plate, and the bottom end of the connecting plate is connected to a connecting rod, and four connecting rods are provided, and a pressure block is connected to the bottom end of the connecting rod.

[0007] Preferably, the left side wall of the pressing block is vertically aligned with the right side wall of the baffle, and the outer diameter of the pressing block is smaller than the inner diameter of the first groove.

[0008] Preferably, a second groove is opened inside the processing table on the other side of the first groove, and a second push rod is connected to the inside of the second groove. The second push rod passes through the side wall of the second groove and extends into the first groove. A push block is connected to the extended end of the second push rod, and the top of the push block is lower than the top of the baffle.

[0009] Preferably, a controller is connected to the top of the processing table on one side of the support frame, and a control button is provided on the outer surface of the controller.

[0010] Preferably, the side walls of the cavity adjacent to the first groove are provided with sliding holes, and one end of the movable block passes through the sliding hole and extends into the first groove to be connected with the movable clamping plate.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The brush sheet bending mechanism is provided with a movable clamp, a fixed clamp, a baffle, a pressure block and a push block. According to the need of the bending degree of the brush sheet, the brush sheet is placed in the first groove of the corresponding baffle, and one end of the brush sheet is placed on the top of the fixed clamp, and then the bolt is rotated, the bolt drives the movable block to move downward, the movable block drives the movable clamp to move downward, one end of the brush sheet is clamped and fixed by the movable clamp and the fixed clamp, the pressure block is driven downward to move into the first groove by the first push rod, the pressure block bends the brush sheet, and then the push block is driven to move toward the brush sheet by the second push rod, and the push block pushes the bent end of the brush sheet until the bent end of the brush sheet fits with the inclined surface of the baffle, so that the bending angle of the brush sheet can be controlled as needed, thereby improving the practicality of the brush sheet bending mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 For the utility model Figure 1 A is a schematic diagram of the enlarged structure of the middle part;

[0015] Figure 3 For the utility model Figure 1 Schematic diagram of the enlarged structure of B.

[0016] In the figure: 1, processing table; 2, first groove; 3, cavity; 4, sliding hole; 5, bolt; 6, movable block; 7, movable splint; 8, fixed splint; 9, baffle; 10, support frame; 11, first push rod; 12, connecting plate; 13, connecting rod; 14, pressure block; 15, second groove; 16, second push rod; 17, push block; 18, controller. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0019] like Figures 1 to 3 As shown, a brush sheet bending mechanism of the present embodiment comprises a processing table 1, a first groove 2 is provided at the top of the processing table 1, and four first grooves 2 are provided, a cavity 3 is provided inside the processing table 1 on one side of the first groove 2, a bolt 5 is rotatably connected inside the cavity 3, the top of the bolt 5 passes through the top of the cavity 3 and extends to the outside of the processing table 1, a movable block 6 is sleeved on the outside of the bolt 5, one end of the movable block 6 is connected to a movable clamping plate 7, and the inner side wall of the first groove 2 below the movable clamping plate 7 is connected to a fixed clamping plate 8, by rotating the bolt 5, the bolt 5 drives the movable block 6 to move downward, and the movable block 6 drives the movable clamping plate 7 to move downward, and one end of the brush sheet is clamped and fixed by the movable clamping plate 7 and the fixed clamping plate 8, one end of the fixed clamping plate 8 is connected to a baffle 9, one end of the baffle 9 is an inclined surface inclined downward, and the inclination angles of one end surface of the four baffles 9 are 90°, 60°, 45° and 30° respectively, and the baffles 9 with different inclined surface angles can control the bending angle of the brush sheet as needed.

[0020] Specifically, a support frame 10 is connected to the top of the processing table 1 outside the first groove 2, and the support frame 10 is an inverted U-shape. First push rods 11 are connected to both sides of the bottom end of the cross bar of the support frame 10. The telescopic end of the first push rod 11 is connected to a connecting plate 12. The bottom end of the connecting plate 12 is connected to a connecting rod 13, and four connecting rods 13 are provided. A pressure block 14 is connected to the bottom end of the connecting rod 13. The pressure block 14 is driven by the first push rod 11 to move downward into the first groove 2, and the pressure block 14 bends the brush sheet.

[0021] Furthermore, the left side wall of the pressing block 14 is aligned with the right side wall of the baffle 9, and the outer diameter of the pressing block 14 is smaller than the inner diameter of the first groove 2, so that the pressing block 14 is pressed downward toward the suspended end of the brush sheet; a second groove 15 is opened inside the processing table 1 on the other side of the first groove 2, and a second push rod 16 is connected to the second groove 15. The second push rod 16 passes through the side wall of the second groove 15 and extends into the first groove 2. The extended end of the second push rod 16 is connected to a push block 17, and the top of the push block 17 is lower than the top of the baffle 9. The push block 17 is driven by the second push rod 16 to move toward the brush sheet, and the push block 17 pushes the bent end of the brush sheet until the bent end of the brush sheet fits the inclined surface of the baffle 9; a controller 18 is connected to the top of the processing table 1 on one side of the support frame 10, and a control button is provided on the outer surface of the controller 18. The first push rod 11 and the second push rod 16 are both electrically connected to the controller 18.

[0022] Furthermore, the side walls of the cavity 3 adjacent to the first groove 2 are provided with sliding holes 4, and one end of the movable block 6 passes through the sliding hole 4 and extends into the first groove 2 to be connected to the movable splint 7, thereby limiting the rotation of the movable block 6 so that the movable block 6 can only move up and down.

[0023] The method of using this embodiment is as follows: the electrical components appearing in this application are all connected to an external power supply when in use. First, according to the bending degree of the brush sheet, the brush sheet is placed in the first groove 2 corresponding to the baffle 9, and one end of the brush sheet is placed on the top of the fixed clamping plate 8, and then the bolt 5 is rotated, the bolt 5 drives the movable block 6 to move downward, and the movable block 6 drives the movable clamping plate 7 to move downward, and one end of the brush sheet is clamped and fixed by the movable clamping plate 7 and the fixed clamping plate 8, and the first push rod 11 drives the pressing block 14 to move downward into the first groove 2, and the pressing block 14 bends the brush sheet, and then the second push rod 16 drives the pushing block 17 to move toward the brush sheet, and the pushing block 17 pushes the bent end of the brush sheet until the bent end of the brush sheet fits the inclined surface of the baffle 9, so that the bending angle of the brush sheet can be controlled as needed, thereby improving the practicality of the brush sheet bending mechanism.

[0024] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A brush sheet bending mechanism, comprising a processing table (1), characterized in that: The processing table (1) has a first groove (2) at the top thereof, and four first grooves (2) are provided. A cavity (3) is provided inside the processing table (1) on one side of the first groove (2). A bolt (5) is rotatably connected inside the cavity (3). The top of the bolt (5) passes through the top of the cavity (3) and extends to the outside of the processing table (1). A movable block (6) is sleeved on the outside of the bolt (5). One end of the movable block (6) is connected to a movable splint (7). The inner side wall of the first groove (2) below the movable splint (7) is connected to a fixed splint (8). One end of the fixed splint (8) is connected to a baffle (9). The inclination angles of one end surface of the four baffles (9) are 90°, 60°, 45° and 30° respectively.

2. A brush sheet bending mechanism according to claim 1, characterized in that: The top of the processing table (1) outside the first groove (2) is connected to a support frame (10), and the support frame (10) is an inverted U-shape. The bottom ends of the cross bars of the support frame (10) are connected to first push rods (11) on both sides. The telescopic end of the first push rod (11) is connected to a connecting plate (12). The bottom end of the connecting plate (12) is connected to a connecting rod (13), and four connecting rods (13) are provided. The bottom end of the connecting rod (13) is connected to a pressure block (14).

3. A brush sheet bending mechanism according to claim 2, characterized in that: The left side wall of the pressing block (14) is aligned vertically with the right side wall of the baffle (9), and the outer diameter of the pressing block (14) is smaller than the inner diameter of the first groove (2).

4. A brush sheet bending mechanism according to claim 1, characterized in that: A second groove (15) is provided inside the processing table (1) on the other side of the first groove (2), and a second push rod (16) is connected inside the second groove (15). The second push rod (16) passes through the side wall of the second groove (15) and extends into the first groove (2). A push block (17) is connected to the extended end of the second push rod (16), and the top end of the push block (17) is lower than the top end of the baffle (9).

5. A brush sheet bending mechanism according to claim 2, characterized in that: A controller (18) is connected to the top of the processing table (1) on one side of the support frame (10), and a control button is arranged on the outer surface of the controller (18).

6. A brush sheet bending mechanism according to claim 1, characterized in that: The side walls of the cavity (3) adjacent to the first groove (2) are each provided with a sliding hole (4), and one end of the movable block (6) passes through the sliding hole (4) and extends into the first groove (2) to be connected to the movable clamping plate (7).

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