Precise milling device for elevator base machining

Abstract

The utility model relates to the field of elevator base machining, in particular to a precise milling device for elevator base machining, which comprises a base, a motor box is arranged above the base, a milling cutter is arranged on the motor box, an adjusting assembly is arranged between the motor box and the base, a first workbench is arranged on the upper end face of the base, and a second workbench is arranged on the lower end face of the base. A second working table is arranged above the first working table, and a clamping assembly is arranged on the second working table. The second working table is used for installing a workpiece, and replacement and adjustment can be conducted according to the sizes and shapes of different workpieces through mutual matching of a movable plate, a fixed block and a first bidirectional screw rod; the first workbench serves as a supporting structure, the universality and adaptability of the workbench can be improved through the double-layer structure, meanwhile, deformation and influences caused by the weight and cutting force of a workpiece on the workbench are reduced, the clamping assembly is arranged on the second workbench, and the position precision and fixing reliability of the workpiece in the machining process are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator base processing, in particular to a precision milling device for elevator base processing. Background Art

[0002] The elevator base is an important supporting component of the elevator. Its processing accuracy directly affects the overall performance and stability of the elevator. The precision milling device plays a key role in the processing of the elevator base.

[0003] Current milling systems for elevator base machining typically consist of a bed, worktable, column, spindle box, and feed system. The bed is the integral structure, providing stable support; the worktable is used to mount and secure the workpiece and can be moved horizontally and vertically; the column supports the spindle box, allowing for vertical adjustment; the spindle box houses the spindle and transmission mechanism, which drives the milling cutter; and the feed system controls the speed and direction of movement of the worktable and spindle box.

[0004] However, the existing precision milling device used for elevator base processing cannot easily replace and adjust the worktable according to different workpiece sizes and shapes. At the same time, the worktable will be deformed due to the weight of the workpiece and the cutting force, affecting the service life of the device. Therefore, a new solution is needed to solve this problem. Utility Model Content

[0005] In view of the above background technology, the prior art has the disadvantages that it is inconvenient to replace and adjust the workbench, and the workbench may be deformed due to the weight of the workpiece and the cutting force, which affects the service life of the device.

[0006] The utility model discloses a precision milling device for processing an elevator base, comprising a base, wherein a motor box is provided above the base, a milling cutter is provided on the motor box, an adjustment component is provided between the motor box and the base, a workbench 1 is provided on the upper end face of the base, a workbench 2 is provided above the workbench 1, a clamping component is provided on the workbench 2, a fixed block is provided on the lower end face of the workbench 2, two movable plates are provided on the workbench 1, a driving component is provided between the movable plate and the workbench 1, and a positioning component is provided between the workbench 1 and the workbench 2.

[0007] Furthermore, the driving assembly includes a bidirectional screw rod 1, which is rotatably mounted on the base, the bidirectional screw rod 1 is threadedly connected to the movable plate, and the movable plate is plugged into the fixed block.

[0008] Furthermore, a slot is provided on the workbench at a position corresponding to the fixing block, and the fixing block is plugged into the slot.

[0009] Furthermore, the positioning assembly includes positioning bolts, and there are four positioning bolts. The four positioning bolts are installed at the four corners of the workbench one. Positioning holes are provided on the workbench two at positions corresponding to the positioning bolts, and the positioning bolts are plugged into the positioning holes.

[0010] Furthermore, the clamping assembly includes a second bidirectional screw, which is rotatably mounted on the second workbench. Clamping plates are provided at both ends of the second bidirectional screw, which are threadedly connected to the second bidirectional screw, and the clamping plates are slidably arranged with the second workbench.

[0011] Furthermore, the clamping assembly also includes a baffle, which is installed on the workbench 2 and arranged between the two clamping plates. A push plate is provided on the side of the workbench 2 away from the baffle, and the push plate is connected to the workbench 2 through a telescopic cylinder.

[0012] Furthermore, the adjustment component includes two guide rails, two of which are installed on the base, a cross frame is slidably provided on the two guide rails, a movable frame is slidably installed on the cross frame, and the movable frame is connected to the motor box through a hydraulic telescopic rod.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. The utility model uses the workbench 2 to mount the workpiece, and through the mutual cooperation between the movable plate, the fixed block and the bidirectional screw 1, it can be replaced and adjusted according to different workpiece sizes and shapes; the workbench 1 serves as a supporting structure, and the double-layer structure can improve the versatility and adaptability of the workbench, while reducing the deformation and influence caused by the weight of the workpiece and the cutting force. A clamping component is set on the workbench 2 to ensure the position accuracy and fixation reliability of the workpiece during the processing.

[0015] 2. The utility model is provided with positioning bolts, positioning holes, baffles, telescopic cylinders, push plates and other components. During the working process, the positioning bolt components and the positioning holes cooperate with each other, so that the position between workbench one and workbench two can be positioned, which facilitates the rapid and accurate positioning and connection of workbench one and workbench two. Through the cooperation between the baffle components, the telescopic cylinder components and the push plate components, the telescopic cylinder components drive the push plate components to move automatically, thereby automatically clamping the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0017] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the local structure of the utility model;

[0019] Figure 3 This is a partial exploded view of the utility model;

[0020] Figure 4 This is the second bottom view of the workbench of the utility model.

[0021] In the figure: 1. Base; 2. Guide rail; 3. Horizontal frame; 4. Mobile frame; 5. Hydraulic telescopic rod; 6. Motor box; 7. Workbench 1; 8. Workbench 2; 9. Bidirectional screw 1; 10. Fixed block; 11. Slot; 12. Mobile plate; 13. Fixed slot; 14. Positioning bolt; 15. Positioning hole; 16. Clamping plate; 17. Bidirectional screw 2; 18. Baffle; 19. Telescopic cylinder; 20. Push plate. DETAILED DESCRIPTION

[0022] The following diagrams illustrate various embodiments of the present invention. For clarity, many physical details will be included in the following description. However, it should be understood that these physical details are not intended to limit the present invention. In other words, in some embodiments of the present invention, these physical details are not essential. Furthermore, to simplify the illustrations, some commonly used structures and components are depicted in a simplified schematic manner.

[0023] See also Figure 1 、 Figure 3 、 Figure 4 The utility model provides a precision milling device for processing the base of an elevator, comprising a base 1, a motor box 6 being arranged above the base 1, a milling cutter being arranged on the motor box 6, an adjusting assembly being arranged between the motor box 6 and the base 1, a workbench 7 being arranged on the upper end surface of the base 1, and the workbench 7 having high rigidity and precision, a workbench 2 8 being arranged above the workbench 17, a clamping assembly being arranged on the workbench 2 8, a fixed block 10 being arranged on the lower end surface of the workbench 2 8, a fixed groove 13 being arranged on the fixed block 10, two movable plates 12 being arranged on the workbench 17, the movable plates 12 being plugged into the fixed groove 13, a driving assembly being arranged between the movable plate 12 and the workbench 17, and a positioning assembly being arranged between the workbench 17 and the workbench 2 8.

[0024] When the workbench 2 8 needs to be replaced, the staff controls the relative movement of the two movable plates 12 through the driving assembly, and the two movable plates 12 are separated from the corresponding fixed blocks 10, thereby releasing the fixation and enabling the workbench 2 8 to be replaced, so as to achieve the goal of replacing the workbench 2 8 according to different workpiece sizes and shapes; the workbench 2 8 cooperates with the workbench 1 7 to improve the versatility and adaptability of the workbench, and reduce the influence of the workpiece weight and cutting force on the deformation of the device.

[0025] like Figure 2 、 Figure 3 As shown, the driving assembly includes a bidirectional screw 9, which is rotatably installed on the base 1. The bidirectional screw 9 is threadedly connected to the movable plate 12, and the movable plate 12 is plugged into the fixed block 10. The staff drives the bidirectional screw 9 to rotate, and the bidirectional screw 9 drives the two movable plates 12 to move relative to each other. By adjusting the rotation direction of the bidirectional screw 9, the moving direction of the movable plate 12 is changed.

[0026] like Figure 3 、 Figure 4 As shown, a slot 11 is provided on the workbench 17 at the corresponding position of the fixed block 10, and the fixed block 10 is plugged into the slot 11. When the workbench 17 and the workbench 2 8 are installed, the fixed block 10 is limited by the slot 11, thereby improving the connection stability between the workbench 2 8 and the workbench 1 7.

[0027] The positioning assembly includes positioning bolts 14. There are four positioning bolts 14, which are installed at the four corners of workbench 1 7. Positioning holes 15 are provided on workbench 2 8 at the corresponding positions of the positioning bolts 14. The positioning bolts 14 are plugged into the positioning holes 15. When installing workbench 2 8, align the positioning bolts 14 with the positioning holes 15 and insert the positioning bolts 14 into the positioning holes 15, so that workbench 2 8 and workbench 1 7 are accurately connected.

[0028] like Figure 2 、 Figure 3 As shown, the clamping assembly includes a bidirectional screw 17, which is rotatably installed on a workbench 8. Clamping plates 16 are provided at both ends of the bidirectional screw 17, which are threadedly connected to the bidirectional screw 17. The clamping plates 16 and the workbench 8 are slidingly arranged to place the workpiece on the workbench 8. Then the staff drives the bidirectional screw 17 to rotate, and the workbench 8 clamps and fixes the workpiece in the center, and drives the bidirectional screw 17 in the reverse direction to rotate to release the fixation of the workpiece.

[0029] The clamping assembly also includes a baffle 18, which is installed on the workbench 8 and is arranged between the two clamping plates 16. A push plate 20 is provided on the side of the workbench 8 away from the baffle 18. The push plate 20 is connected to the workbench 8 through a telescopic cylinder 19, which presses one side of the workpiece against the baffle 18 and then controls the telescopic cylinder 19 to work. The telescopic cylinder 19 drives the push plate 20 to move and cooperates with the baffle 18 to realize automatic clamping of the workpiece.

[0030] Replay Figure 1 、 Figure 2 As shown, the adjustment component includes a guide rail 2, two guide rails 2 are provided, and the two guide rails 2 are installed on the base 1. A cross frame 3 is slidably provided on the two guide rails 2, and a movable frame 4 is slidably installed on the cross frame 3. The movable frame 4 is connected to the motor box 6 through a hydraulic telescopic rod 5. A servo motor and a screw rod are provided on the guide rail 2 and the cross frame 3. The corresponding cross frame 3 and movable frame 4 are driven by the servo motor and the screw rod to move, thereby adjusting the horizontal position of the motor box 6, controlling the operation of the hydraulic telescopic rod 5, and adjusting the height of the motor box 6.

[0031] The above description is merely an embodiment of the present invention and is not intended to limit the present invention. Those skilled in the art will readily appreciate that various modifications and variations of the present invention are possible. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present invention are intended to be included within the scope of the claims of the present invention.

Claims

1. A precision milling device for machining an elevator base, comprising a base (1), characterized in that: A motor box (6) is provided above the base (1), a milling cutter is provided on the motor box (6), an adjustment assembly is provided between the motor box (6) and the base (1), a workbench 1 (7) is provided on the upper end surface of the base (1), a workbench 2 (8) is provided above the workbench 1 (7), a clamping assembly is provided on the workbench 2 (8), a fixed block (10) is provided on the lower end surface of the workbench 2 (8), two movable plates (12) are provided on the workbench 1 (7), a driving assembly is provided between the movable plate (12) and the workbench 1 (7), and a positioning assembly is provided between the workbench 1 (7) and the workbench 2 (8).

2. A precision milling device for machining an elevator base according to claim 1, characterized in that: The driving assembly includes a bidirectional screw rod (9), which is rotatably mounted on the base (1), the bidirectional screw rod (9) is threadedly connected to the movable plate (12), and the movable plate (12) is plugged into the fixed block (10).

3. The precision milling device for machining an elevator base according to claim 1, characterized in that: A slot (11) is provided on the workbench 1 (7) at a position corresponding to the fixing block (10), and the fixing block (10) is plugged into the slot (11).

4. The precision milling device for machining an elevator base according to claim 1, characterized in that: The positioning assembly includes a positioning bolt (14), and four positioning bolts (14) are provided. The four positioning bolts (14) are installed at the four corners of the workbench one (7). Positioning holes (15) are provided on the workbench two (8) at positions corresponding to the positioning bolts (14), and the positioning bolts (14) are plugged into the positioning holes (15).

5. The precision milling device for machining an elevator base according to claim 1, characterized in that: The clamping assembly includes a second bidirectional screw (17), which is rotatably mounted on the second workbench (8). Clamping plates (16) are provided at both ends of the second bidirectional screw (17), and the clamping plates (16) are threadedly connected to the second bidirectional screw (17). The clamping plates (16) and the second workbench (8) are slidably arranged.

6. The precision milling device for machining an elevator base according to claim 5, characterized in that: The clamping assembly further comprises a baffle (18), which is mounted on the second workbench (8) and arranged between the two clamping plates (16). A push plate (20) is provided on the side of the second workbench (8) away from the baffle (18), and the push plate (20) is connected to the second workbench (8) via a telescopic cylinder (19).

7. The precision milling device for machining an elevator base according to claim 1, characterized in that: The adjustment assembly includes two guide rails (2), two guide rails (2) are installed on the base (1), a cross frame (3) is slidably installed on the two guide rails (2), a movable frame (4) is slidably installed on the cross frame (3), and the movable frame (4) is connected to the motor box (6) through a hydraulic telescopic rod (5).

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