Automatic boring device of commutator

Abstract

The automatic boring device comprises a workbench, a high-speed integrated main shaft is installed on the workbench, a supporting plate is vertically installed on the portion, on one side of the high-speed integrated main shaft, of the workbench, and a lifting base plate capable of sliding and lifting along the supporting plate is installed on one side of the supporting plate. A mounting plate capable of adjusting the vertical position is mounted on one side of the lifting base plate, a side sliding plate capable of sliding transversely is mounted on one side of the mounting plate, a side pushing air cylinder for driving the side sliding plate to slide transversely is mounted at the rear end of the mounting plate, a boring cutter capable of ascending and descending vertically is mounted at the front end of the side sliding plate, and an ejector rod is vertically arranged in the high-speed integrated spindle. The commutator can be positioned through the ejector rod, accurate positioning and clamping of the commutator can be achieved through cooperation of the ejector rod and the high-speed integrated main shaft, the position of the boring cutter can be rapidly and accurately switched through the lifting base plate and the side sliding plate, ejection and placement of the commutator cannot be hindered, and the machining efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a commutator processing technical field, concretely to an automatic boring device of commutator. BACKGROUND

[0002] The commutator is a key component commonly used in the motor, and the commutator segment of the commutator is made of metal. At present, the commutator segment is generally pressed and formed with bakelite powder after being processed, but some commutators still need to be bored in the space surrounded by the commutator segment after being pressed and formed with the bakelite powder to ensure the concentricity of the commutator segment. At present, there is no special boring device for the commutator segment, on the one hand, the concentric clamping and positioning of the commutator is not easy to achieve, and on the other hand, the movement of the boring cutter is difficult to accurately control, resulting in that the boring is manually operated by skilled workers, which greatly affects the production efficiency. SUMMARY

[0003] The utility model provides an automatic boring device of commutator can solve the problem that the machining precision and machining efficiency cannot be guaranteed because there is no special commutator boring device at present.

[0004] To achieve the above object, the utility model provides the following technical scheme: an automatic boring device of commutator, including the workbench, the workbench is installed with high -speed integrated main shaft, the workbench one side of high -speed integrated main shaft is installed with the support plate in vertical direction, the support plate one side is installed with the lifting base plate that can slide and lift along the support plate, the lifting base plate one side is installed with the mounting plate that can adjust the vertical position, the mounting plate one side is installed with the side slide plate that can slide horizontally, the mounting plate rear end is installed with the side push air cylinder that drives the side slide plate to slide horizontally, the side slide plate front end is installed with the boring cutter that can lift up and down, the high -speed integrated main shaft inside is provided with the material ejecting rod in vertical direction, the material ejecting rod lower extreme is linked with the material ejecting air cylinder, when the commutator clamped on the high -speed integrated main shaft is processed, the material ejecting rod moves upwards and ejects the commutator, the commutator can be positioned by the material ejecting rod, and the commutator can be accurately positioned and clamped by cooperating with the high -speed integrated main shaft, the position of the boring cutter can be quickly and accurately switched by the lifting base plate and the side slide plate, the ejection and placement of the commutator are not hindered, and the machining efficiency is improved.

[0005] As preferred, the upper end of the support plate is installed with a driving motor, the main shaft of the driving motor is connected downward with an adjusting screw rod, the lifting base plate is threadedly matched with the adjusting screw rod, the position of the lifting base plate can be accurately adjusted by controlling the rotation of the adjusting screw rod through the driving motor, and the machining precision is relatively high when the boring cutter is processed.

[0006] As preferred, the top material gas cylinder is installed on one side of the top material rod, the extension rod of the top material gas cylinder is connected with the transversely arranged connecting plate, the connecting plate is connected with the lower end of the top material rod, and the installation space can be saved.

[0007] As preferred, the upper end of the top material rod is detachably installed with a ejector pin, the ejector pin passes through the clamping jaw in the middle of the high-speed integrated spindle, the ejector pin can be replaced according to commutators of different sizes, and the commutator is always positioned when the commutator is machined.

[0008] As preferred, the upper end of the mounting plate is installed with a fine adjustment assembly, the fine adjustment assembly comprises a top block connected with the upper end of the side slide plate and a first bolt transversely arranged through the top block, an axial end of the first bolt is provided with a rear end adjusting bolt, and the other axial end of the first bolt is provided with a front side adjusting bolt, the fine adjustment assembly can be used for accurately setting the stroke of transverse sliding of the side slide plate, so that the side slide plate can be accurately moved to the machined position each time, and the commutator is not affected when being taken out or placed.

[0009] As preferred, the front end of the side slide plate is installed with a tool fixing block, one side of the tool fixing block is installed with a boring cutter lifting gas cylinder, and a boring cutter is installed on the lower end extension rod of the boring cutter lifting gas cylinder, the tool fixing block can be used for conveniently installing the boring cutter, the boring cutter lifting gas cylinder can be used for quickly lowering and raising the boring cutter, and the boring cutter can be quickly moved to the position close to the commutator.

[0010] As preferred, a vertical adjusting installation groove is vertically formed in the position corresponding to the boring cutter on one side of the tool fixing block, and a tool stroke limiting block is installed in the adjusting installation groove, the boring cutter abuts against the tool stroke limiting block when being raised, and the tool stroke limiting block can limit the position of the boring cutter when being raised.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] The utility model discloses a boring cutter position switching device for high-speed integrated spindle, which comprises a lifting base plate, a side slide plate and a boring cutter position switching device. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the first perspective three-dimensional structure chart of the utility model;

[0014] Figure 2 It is the second perspective three-dimensional structure chart of the utility model;

[0015] Figure 3 It is the side view structure diagram of the utility model;

[0016] Figure 4 It is the side view structure diagram of the utility model.

[0017] Reference signs:

[0018] 1, workbench, 11, boring cutter, 12, ejector rod, 13, ejector pin, 14, ejector cylinder, 15, connecting plate, 16, tool fixing block, 17, tool stroke limiting block, 18, adjusting screw, 2, high-speed integrated spindle, 3, support plate, 4, driving motor, 5, lifting base plate, 6, fine adjustment assembly, 61, first bolt, 62, top block, 63, rear end adjusting bolt, 64, front side adjusting bolt, 7, side push cylinder, 8, side slide plate, 9, boring cutter lifting cylinder, 10, mounting plate. DETAILED DESCRIPTION

[0019] 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.

[0020] As Figures 1-4 shown, the utility model discloses to solve the problem that the machining precision and machining efficiency cannot be guaranteed due to the absence of a special commutator boring device. The technical scheme is provided as follows: an automatic commutator boring device, comprising a workbench 1, the workbench 1 is installed with a high-speed integrated spindle 2, the workbench 1 is vertically installed with a support plate 3 on one side of the high-speed integrated spindle 2, the support plate 3 is installed with a lifting base plate 5 that can slide and lift along the support plate 3 on one side, the lifting base plate 5 is installed with a mounting plate 10 that can adjust the vertical position on one side, the mounting plate 10 is installed with a side slide plate 8 that can slide horizontally on one side, the rear end of the mounting plate 10 is installed with a side push cylinder 7 that drives the side slide plate 8 to slide horizontally, the front end of the side slide plate 8 is installed with a boring cutter 11 that can lift up and down, the high-speed integrated spindle 2 is vertically provided with an ejector rod 12 inside, the lower end of the ejector rod 12 is connected with an ejector cylinder 14, when the commutator clamped on the high-speed integrated spindle 2 is machined, the ejector rod 12 moves upwards to eject the commutator, the commutator can be positioned by the ejector rod 12, and the high-speed integrated spindle 2 can be used to realize accurate positioning and clamping of the commutator, the position of the boring cutter 11 can be quickly and accurately switched by the lifting base plate 5 and the side slide plate 8, which will not hinder the ejection and placement of the commutator, and the machining efficiency is improved.

[0021] Specifically, when in use, the ejection rod 12 is in the ejection state, the commutator can be placed on the ejection rod 12 manually or by an automatic mechanical hand, and then the ejection rod 12 with the commutator is lowered into the high-speed integrated spindle 2 to be clamped by the high-speed integrated spindle 2. The high-speed integrated spindle 2 is a prior art, generally including a rotating table and a clamping jaw located in the rotating table. The lower end of the rotating table is driven to rotate by a servo motor on one side.

[0022] After the commutator is clamped and fixed, the side slide plate 8 is pushed by the side push cylinder 7 to move directly above the commutator, the boring cutter 11 is lowered to the height close to the commutator, and then the boring cutter 11 bores the inner side of the commutator sheet by the lowering of the lifting base plate 5.

[0023] After the processing is completed, the boring cutter 11 quickly leaves the commutator, and then the ejection rod 12 ejects the commutator, which can quickly take down the commutator.

[0024] In the embodiment, the lifting base plate 5 and the support plate 3 are connected through a sliding rail and a sliding block, and the lifting base plate 5 and the side slide plate 8 are connected through a sliding rail and a sliding block.

[0025] In the embodiment, as shown in Figure 1 and 3 , the upper end of the support plate 3 is provided with a driving motor 4, the main shaft of the driving motor 4 is connected downwardly with an adjusting screw rod 18, the lifting base plate 5 is threadedly connected with the adjusting screw rod 18, the position of the lifting base plate 5 can be accurately adjusted by controlling the rotation of the adjusting screw rod 18 through the driving motor 4, and the lifting of the lifting base plate 5 determines the processing distance of the boring cutter 11. The processing precision is relatively high when the boring cutter is processing.

[0026] In the embodiment, as shown in Figure 4 , the ejection cylinder 14 is installed on one side of the ejection rod 12, the extension rod of the ejection cylinder 14 is connected with a transversely arranged connecting plate 15, and the connecting plate 15 is connected with the lower end of the ejection rod 12, which can save installation space. The upper end of the ejection rod 12 is detachably provided with a ejector pin 13, the ejector pin 13 passes through the clamping jaw in the middle of the high-speed integrated spindle 2, the ejector pin 13 can be replaced according to different sizes of the commutator, and the commutator is always positioned when the commutator is processing.

[0027] In the embodiment, as shown in Figure 1 and 3As shown, the upper end of the mounting plate 10 is provided with a fine adjustment assembly 6, the fine adjustment assembly 6 comprises a top block 62 connected with the upper end of the side slide plate 8 and a first bolt 61 transversely arranged through the top block 62, the axial one end of the first bolt 61 is provided with a rear end adjusting bolt 63, the axial other end of the first bolt 61 is provided with a front side adjusting bolt 64, the fine adjustment assembly 6 can realize accurate setting of the stroke of the transverse sliding of the side slide plate 8, so that the back and forth movement of the side slide plate 8 can be accurately moved to the processing position each time, and the removal will not affect the taking and placing of the commutator.

[0028] As shown in the drawings, Figure 1 The front end of the side slide plate 8 is provided with a tool fixing block 16, one side of the tool fixing block 16 is provided with a boring cutter lifting cylinder 9, the lower end of the boring cutter lifting cylinder 9 is provided with a boring cutter 11, the tool fixing block 16 can conveniently install the boring cutter 11, and the boring cutter lifting cylinder 9 can realize rapid lowering and lifting of the boring cutter 11 and rapid movement to the position close to the commutator.

[0029] As shown in the drawings, Figure 2 The tool fixing block 16 is vertically provided with an adjusting installation groove corresponding to the boring cutter 11, the adjusting installation groove is provided with a tool stroke limiting block 17, the boring cutter 11 is abutted with the tool stroke limiting block 17 when the boring cutter 11 is lifted, and the tool stroke limiting block 17 can limit the lifting position of the boring cutter 11.

[0030] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directional indications also change accordingly.

[0031] In addition, the description of "first", "second" and the like in the present application is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, for example, two, three, etc., unless otherwise specifically limited.

[0032] In the utility model, unless another definite provision and limitation, the term "connect", "fix" and so on should do the broad sense understanding, for example, "fix" can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electric connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two element inside's intercommunication or two element's mutual action relation, unless another definite limitation.For the ordinary skill in the art, the specific meaning of the above-mentioned term in the utility model can be understood according to the specific circumstances.

[0033] In addition, the technical solutions of various embodiments of the present application can be combined with each other, but must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, also not within the scope of protection required by the present application.

Claims

1. An automatic boring device for commutators, characterized in that, It includes: Workbench (1), the workbench (1) is installed with high-speed integrated main shaft (2), one side of the workbench (1) is vertically installed with support plate (3), one side of the support plate (3) is installed with lifting base plate (5) which can slide and lift along the support plate (3), one side of the lifting base plate (5) is installed with mounting plate (10) which can adjust vertical position, one side of the mounting plate (10) is installed with side slide plate (8) which can slide horizontally, the rear end of the mounting plate (10) is installed with side push air cylinder (7) which drives the side slide plate (8) to slide horizontally, the front end of the side slide plate (8) is installed with boring cutter (11) which can lift up and down, the inside of the high-speed integrated main shaft (2) is vertically provided with material ejecting rod (12), the lower end of the material ejecting rod (12) is connected with material ejecting air cylinder (14), when the commutator clamped on the high-speed integrated main shaft (2) is processed, the material ejecting rod (12) moves upward to eject the commutator.

2. The automatic boring device for commutator according to claim 1, characterized in that: The upper end of the support plate (3) is installed with driving motor (4), the main shaft of the driving motor (4) is downward connected with adjusting screw rod (18), the lifting base plate (5) is threadedly matched with the adjusting screw rod (18).

3. The automatic boring device for commutator according to claim 1, wherein: The material ejecting air cylinder (14) is installed on one side of the material ejecting rod (12), the extending rod of the material ejecting air cylinder (14) is connected with transversely arranged connecting plate (15), the connecting plate (15) is connected with the lower end of the material ejecting rod (12).

4. The automatic boring device for commutator according to claim 3, wherein: The upper end of the material ejecting rod (12) is detachably installed with ejector pin (13), the ejector pin (13) passes through the clamping jaw in the middle of the high-speed integrated main shaft (2).

5. The commutator automatic boring apparatus according to claim 1, characterized by: The upper end of the mounting plate (10) is installed with fine adjustment assembly (6), the fine adjustment assembly (6) includes top block (62) connected with the upper end of the side slide plate (8) and first bolt (61) transversely arranged through the top block (62), the axial one end of the first bolt (61) is provided with rear end adjusting bolt (63), the axial other end of the first bolt (61) is provided with front side adjusting bolt (64).

6. The commutator automatic boring apparatus according to claim 1, characterized by: The front end of the side slide plate (8) is installed with tool fixing block (16), one side of the tool fixing block (16) is installed with boring cutter lifting air cylinder (9), the lower end extending rod of the boring cutter lifting air cylinder (9) is installed with boring cutter (11).

7. The automatic boring device for commutator segments according to claim 6, characterized in that: One side of the tool fixing block (16) is vertically opened with adjusting installation groove corresponding to the boring cutter (11), the adjusting installation groove is installed with tool stroke limiting block (17), the boring cutter (11) is abutted with the tool stroke limiting block (17) when it rises.

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