Machining device for efficiently machining spherical surface on workpiece

Abstract

The utility model discloses a processing device for efficiently processing a spherical surface on a workpiece, which relates to the technical field of processing the spherical surface on the workpiece, and comprises a bottom plate, a grinding mechanism arranged on the bottom plate, and a clamping and swinging mechanism arranged on the right side of the grinding mechanism and arranged on the bottom plate, the clamping and swinging mechanism comprises a hydraulic sliding table fixedly arranged on the top surface of the bottom plate and horizontally arranged and a mounting plate fixedly arranged on the top surface of a moving table of the hydraulic sliding table, a rotating shaft is rotationally mounted on the top surface of the mounting plate, an L-shaped plate capable of swinging front and back is arranged at the top of the rotating shaft, and a horizontal plate of the L-shaped plate is welded to the top surface of the rotating shaft; a horizontally-arranged main shaft is rotationally installed in a vertical plate of the L-shaped plate, the left end of the main shaft is connected with a three-jaw chuck, and the right end of the main shaft is connected with a driving assembly used for driving the main shaft to rotate. The device has the beneficial effects that the working intensity of workers is greatly reduced, and the efficiency of processing a spherical surface on a workpiece is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of machining the spherical surface on workpiece, especially a kind of machining device of high efficiency machining the spherical surface on workpiece. BACKGROUND

[0002] The structure of metal part produced in a workshop is as shown in Figures 1-2 It includes round bar 1, and the one end of round bar 1 is provided with spherical surface 2, and this metal part is mainly used in the assembly of sensor and plays the role of force transmission.The metal part is processed by using workpiece 3 as shown in Figures 3-4 The cross section of workpiece 3 is circular.In a workshop, horizontal lathe is mainly used to machine spherical surface 2 on workpiece 3, and then the required metal part is produced, and the specific processing method is as follows:

[0003] S1, the worker takes out a workpiece 3 from the basket, inserts the one end of workpiece 3 into the three-jaw chuck of horizontal lathe, and then clamps workpiece 3 through the three clamping claws of three-jaw chuck;

[0004] S2, the power system of horizontal lathe is controlled to start, and the power system drives three-jaw chuck to rotate around its own axis, and three-jaw chuck drives the synchronous rotation of clamped workpiece 3;

[0005] S3, the worker operates the tool holder of horizontal lathe, and the tool bit on tool holder walks arc trajectory on the other end of workpiece 3, so as to complete the first cutting of workpiece 3;

[0006] S4, the worker repeats the operation of step S3 multiple times, that is, the spherical surface 2 on workpiece 3 is machined by tool bit, and then the metal part as shown in Figures 1-2 Is processed;

[0007] S5, the worker repeats the operation of steps S1-S4, that is, the spherical surface 2 is machined on multiple workpieces 3 in succession, and then multiple metal parts are produced correspondingly.

[0008] However, although the method used in the workshop can machine spherical surface 2 on workpiece 3, and then machine the required metal part, in actual operation, the following technical defects are still embodied:

[0009] In steps S3-S4, the worker needs to operate the tool bit on tool holder to walk multiple times, that is, the one end of workpiece 3 is cut multiple times, so as to finally machine spherical surface 2 on workpiece 3, and then machine the required metal part;And operating the tool bit on tool holder to walk multiple times is completed manually, which not only increases the working strength of worker, but also increases the time for machining spherical surface 2 on workpiece 3, and then reduces the efficiency of machining spherical surface 2 on workpiece 3.

[0010] Therefore, there is an urgent need for a processing device which greatly reduces the working intensity of workers and greatly improves the efficiency of processing spherical surfaces on workpieces. Utility model content

[0011] The utility model discloses to overcome the defects of prior art, provide a greatly reduce the working intensity of workers, greatly improve the efficiency of processing spherical surfaces on workpieces on the workpiece high -efficient processing the processing device of spherical surface.

[0012] The utility model discloses a processing device that efficiently processes spherical surfaces on workpieces, which comprises a base plate, a grinding mechanism arranged on the base plate, a clamping and swinging mechanism arranged on the right side of the grinding mechanism on the base plate, the clamping and swinging mechanism comprising a hydraulic slide fixed on the top surface of the base plate and arranged horizontally, an installation plate fixed on the top surface of the moving table of the hydraulic slide, a rotating shaft rotatably arranged on the top surface of the installation plate, an L-shaped plate rotatably arranged on the top surface of the rotating shaft and capable of swinging forward and backward, a horizontal plate of the L-shaped plate welded to the top surface of the rotating shaft, a main shaft rotatably arranged in the vertical plate of the L-shaped plate, a three-jaw chuck connected to the left end of the main shaft, and a driving assembly connected to the right end of the main shaft for driving the main shaft to rotate.

[0013] A reciprocating oil cylinder is further fixed on the right side of the rotating shaft on the top surface of the installation plate, a connecting rod is hingedly connected to the acting end of the piston rod of the reciprocating oil cylinder through a pin shaft A, and the other end of the connecting rod is hingedly connected to the horizontal plate of the L-shaped plate through a pin shaft B.

[0014] The grinding mechanism comprises a vertical plate fixed on the base plate, a grinding motor fixed on the left end surface of the vertical plate, and a grinding disc connected to the extending end of the output shaft of the grinding motor and extending to the right of the vertical plate, wherein the grinding disc is arranged opposite to the three-jaw chuck.

[0015] A support plate is welded to the right end of the horizontal plate of the L-shaped plate, and the other end of the connecting rod is hingedly connected to the support plate through the pin shaft B.

[0016] The driving assembly comprises a driving motor fixed on the left end surface of the vertical plate of the L-shaped plate and a driven pulley fixed on the right end of the rotating shaft, wherein the output shaft of the driving motor extends to the right of the L-shaped plate, and a driving pulley is mounted on the extending end of the output shaft, and a belt is mounted between the driving pulley and the driven pulley.

[0017] The main shaft and the three-jaw chuck are coaxially arranged.

[0018] The pin shaft A vertically extends through the acting end of the piston rod of the reciprocating oil cylinder.

[0019] The processing device further comprises a controller electrically connected to the grinding motor, the driving motor and the hydraulic slide through signal lines.

[0020] The utility model has the advantages of greatly reducing the working strength of workers and greatly improving the efficiency of machining spherical surfaces on workpieces. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a structural schematic view of a metal part;

[0022] Figure 2 is a front view of Figure 1 ;

[0023] Figure 3 is a structural schematic view of a workpiece;

[0024] Figure 4 is a front view of Figure 3 ;

[0025] Figure 5 is a structural schematic view of the utility model;

[0026] Figure 6 is an A-A sectional view of Figure 5 ;

[0027] Figure 7 is a structural schematic view of a grinding mechanism;

[0028] Figure 8 is a schematic view of three clamping claws of a three-jaw chuck clamping and fixing a workpiece

[0029] Figure 9 is a B-B sectional view of Figure 8 ;

[0030] Figure 10 is a schematic view of the left end surface of a workpiece being in contact with the right end surface of a grinding disc

[0031] Figure 11 is a C-C sectional view of Figure 10 ;

[0032] In the drawing:

[0033] 1 - round bar, 2 - spherical surface, 3 - workpiece, 4 - base plate, 5 - grinding mechanism, 6 - clamping and swinging mechanism;

[0034] 7 - hydraulic sliding table, 8 - moving table, 9 - mounting plate, 10 - rotating shaft, 11 - L plate, 12 - main shaft, 13 - three-jaw chuck, 14 - reciprocating oil cylinder, 15 - pin shaft A, 16 - connecting rod, 17 - pin shaft B;

[0035] 18 - grinding motor, 19 - grinding disc, 20 - support plate, 21 - driving motor, 22 - belt. DETAILED DESCRIPTION

[0036] The utility model discloses further make a description below the drawing, the protection scope of the utility model is not limited to following described:

[0037] As Figures 5-7 The utility model discloses a kind of processing devices that efficiently process spherical surface on workpiece, it includes bottom plate 4, setting on the grinding mechanism 5 of bottom plate 4, bottom plate 4 still be provided with the clamping and swing mechanism 6 in the right side of grinding mechanism 5.

[0038] The clamping and swing mechanism 6 includes hydraulic slide 7 that is fixed on the top surface of bottom plate 4 and is horizontally arranged, mounting plate 9 that is fixed on the top surface of movable stage 8 of hydraulic slide 7, rotatingly mounted with rotating shaft 10 on the top surface of mounting plate 9, L plate 11 that can swing forward and backward is arranged on the top of rotating shaft 10, the horizontal plate of L plate 11 is welded on the top surface of rotating shaft 10, the vertical plate of L plate 11 is rotatably mounted with horizontally arranged main shaft 12, three-jaw chuck 13 is connected to the left end of main shaft 12, main shaft 12 and three-jaw chuck 13 are coaxially arranged, the right end of main shaft 12 is connected with driving assembly for driving main shaft 12 to rotate;The driving assembly includes driving motor 21 that is fixed on the left end face of the vertical plate of L plate 11, driven pulley that is fixed on the right end of rotating shaft 10, the output shaft of driving motor 21 is right through L plate 11, and driving pulley is installed on the extension end, and driving belt 22 is installed between driving pulley and driven pulley.

[0039] The top surface of mounting plate 9 is also fixed with reciprocating oil cylinder 14 on the right side of rotating shaft 10, and the acting end of reciprocating oil cylinder 14 piston rod is hinged with connecting rod 16 through pin shaft A 15, and pin shaft A 15 is vertically through the acting end of reciprocating oil cylinder 14 piston rod, and the other end of connecting rod 16 is hinged to the horizontal plate of L plate 11 through pin shaft B 17;The right end of the horizontal plate of L plate 11 is welded with support plate 20, and the other end of connecting rod 16 is hinged to support plate 20 through pin shaft B 17.

[0040] The grinding mechanism 5 includes vertical plate that is fixed on bottom plate 4, grinding motor 18 that is fixed on the left end face of vertical plate, the output shaft of grinding motor 18 is right through vertical plate, and grinding disc 19 is connected on the extension end, grinding disc 19 and three-jaw chuck 13 are oppositely arranged, and three-jaw chuck 13 and rotating shaft 10 are in the same vertical plane.

[0041] The processing device also includes controller, and controller is electrically connected with grinding motor 18, driving motor 21, hydraulic slide 7 through signal line, and worker can control the start or shutdown of grinding motor 18 and driving motor 21 through controller, and simultaneously, the movable stage 8 of hydraulic slide 7 can also be controlled to move left or right, so as to facilitate the operation of worker.

[0042] The working process of the utility model is as follows:

[0043] S1, the worker controls the grinding motor 18 of the grinding mechanism 5 to start, the grinding motor 18 drives the grinding disc 19 to rotate around its own axis;

[0044] S2, the worker takes out a workpiece 3 from the material basket as shown in the figure, inserts the right end of the workpiece 3 into the three-jaw chuck 13, and then clamps and fixes the workpiece 3 through the three clamping jaws of the three-jaw chuck 13, as shown in the figure, at this time, the left end of the workpiece 3 is just towards the grinding disc 19 of the grinding mechanism; Figures 3-4 Figures 8-9

[0045] S3, the worker controls the driving motor 21 to start, the driving motor 21 drives the driving pulley to rotate, the driving pulley drives the driven pulley to rotate through the belt 22, the driven pulley drives the main shaft 12 to rotate, the main shaft 12 drives the three-jaw chuck 13 to rotate, the three-jaw chuck 13 drives the workpiece 3 to rotate synchronously around its axis, the rotating direction is shown by the arrow in the figure; Figure 8

[0046] S4, the worker controls the moving table 8 of the hydraulic sliding table 7 to move left, the moving table 8 drives the mounting plate 9, the rotating shaft 10 and the reciprocating oil cylinder 14 to move left synchronously, and further drives the workpiece 3 in rotating state to move left synchronously, when the worker observes that the left end surface of the workpiece 3 contacts with the right end surface of the grinding disc 19, as shown in the figure, the worker controls the hydraulic sliding table 7 to close, at this time, the grinding disc 19 grinds the left end surface of the workpiece 3; Figures 10-11

[0047] S5, the worker controls the piston rod of the reciprocating oil cylinder 14 to do reciprocating extension or retraction movement, the reciprocating piston rod drives the connecting rod 16 to do reciprocating forward and backward movement, the connecting rod 16 drives the L plate 11 to do reciprocating forward and backward swing around the axis of the rotating shaft 10, the L plate 11 drives the three-jaw chuck 13 and the workpiece 3 to do reciprocating forward and backward swing, since the workpiece 3 rotates around its own axis, and the workpiece 3 does reciprocating forward and backward swing, the swing direction of the workpiece 3 is shown by the hollow arrow in the figure, at this time, the grinding disc 19 in rotating state grinds the material of the left end of the workpiece 3, after a period of grinding, the spherical surface 2 can be machined at the left end of the workpiece 3, and further the metal part as shown in the figure can be produced; Figure 10 Figures 1-2

[0048] S6, taking out of the metal part: the worker controls the grinding motor 18 to close, the grinding disc 19 stops rotating; then controls the driving motor 21 to close, the metal part no longer rotates around its own axis; then controls the reciprocating oil cylinder 14 to close, the metal part no longer swings forward and backward; then controls the moving table 8 of the hydraulic sliding table 7 to move right, the moving table 8 drives the mounting plate 9, the rotating shaft 10 and the reciprocating oil cylinder 14 to move right synchronously, when the moving table 8 returns to the original position, the worker opens the three-jaw chuck 13, and then takes out the metal part; ​​​​​​

[0049] S7, the worker repeats the operation of steps S1-S6 multiple times, that is, the spherical surface 2 is machined on the multiple workpieces 3 continuously, and then the multiple metal parts are produced correspondingly.

[0050] In the operation of steps S4-S5, since the workpiece 3 rotates around its own axis and reciprocatingly swings forward and backward, the spherical surface 2 can be machined at the left end of the workpiece 3, and then the required metal part is produced. It can be seen that, compared with the machining method in the workshop, the worker does not need to operate the tool bit on the tool holder of the horizontal lathe to walk multiple times, so as to machine the spherical surface 2 on the left end of the workpiece 3. This not only greatly reduces the working strength of the worker, but also greatly shortens the time for machining the spherical surface 2 on the workpiece 3, and then greatly improves the efficiency of machining the spherical surface 2 on the workpiece 3.

[0051] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or equivalently replace some technical features. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A machining device for efficiently machining a spherical surface on a workpiece, characterized by: It includes the bottom plate (4), sets up on the bottom plate (4) the grinding mechanism (5), the bottom plate (4) still is provided with the clamping and swing mechanism (6) in the right side of grinding mechanism (5), the clamping and swing mechanism (6) includes the hydraulic slide (7) that is fixed on the top surface of bottom plate (4) and is horizontally arranged, the mounting plate (9) that is fixed on the top surface of hydraulic slide (7) moving platform (8), the top surface of mounting plate (9) is rotatably installed with the rotating shaft (10), the top of rotating shaft (10) is provided with the L plate (11) that can do forward and backward swing, the horizontal plate of L plate (11) is welded on the top surface of rotating shaft (10), the vertical plate of L plate (11) is rotatably installed with the horizontally arranged main shaft (12), the left end of main shaft (12) is connected with three jaw chuck (13), the right end of main shaft (12) is connected with the drive assembly for driving main shaft (12) rotation; The top surface of mounting plate (9) is also fixed with reciprocating oil cylinder (14) in the right side of rotating shaft (10), the acting end of reciprocating oil cylinder (14) piston rod is hinged with connecting rod (16) through pin shaft A (15), the other end of connecting rod (16) is hinged on the horizontal plate of L plate (11) through pin shaft B (17).

2. The machining device for efficiently machining a spherical surface on a workpiece according to claim 1, characterized in that: The grinding mechanism (5) includes the vertical plate fixed on the bottom plate (4), the grinding motor (18) fixed on the left end face of the vertical plate, the output shaft of the grinding motor (18) penetrates the vertical plate to the right, and the extending end is connected with the grinding disc (19), and the grinding disc (19) is arranged opposite to the three jaw chuck (13).

3. The machining device for efficiently machining a spherical surface on a workpiece according to claim 1, characterized in that: The right end of the horizontal plate of the L plate (11) is welded with a support plate (20), and the other end of the connecting rod (16) is hinged to the support plate (20) through the pin shaft B (17).

4. The machining device for efficiently machining a spherical surface on a workpiece according to claim 1, characterized in that: The drive assembly includes a drive motor (21) fixed on the left end face of the vertical plate of the L plate (11), and a driven pulley fixed on the right end of the rotating shaft (10). The output shaft of the drive motor (21) penetrates the L plate (11) to the right, and a driving pulley is installed on the extending end. A belt (22) is installed between the driving pulley and the driven pulley.

5. The machining device for efficiently machining a spherical surface on a workpiece according to claim 1, characterized in that: The main shaft (12) and the three jaw chuck (13) are coaxially arranged.

6. The machining device for efficiently machining a spherical surface on a workpiece according to claim 1, characterized in that: The pin shaft A (15) penetrates the acting end of the piston rod of the reciprocating oil cylinder (14) vertically.

7. The machining device for efficiently machining a spherical surface on a workpiece according to claim 1, wherein: The processing device further comprises a controller, and the grinding motor (18), the drive motor (21) and the hydraulic slide (7) are electrically connected through signal lines.

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