Aluminum die casting surface drilling device
By using a limiting plate and a hydraulic cylinder guide rod in the drilling device for aluminum die castings, the instability problem of the drill bit during the drilling process on the surface of aluminum die castings was solved, achieving higher drilling accuracy and stability.
Patent Information
- Application Number
- CN202520416244.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-11
- Publication Date
- 2026-01-16
- Estimated Expiration
- 2035-03-11
AI Technical Summary
In the existing technology, the drilling process on the surface of aluminum die castings has problems such as the drill bit being easily shaken and the drilling size being unstable, resulting in large errors.
A limiting plate is used to fit tightly against the surface of the aluminum die-casting part. The drill bit is kept stable through the through holes on the limiting plate. Combined with the cooperation of the hydraulic cylinder and the guide rod, the drill bit can be accurately positioned and stably raised and lowered.
It improves the accuracy and stability of drilling and reduces errors during the drilling process.
Smart Images
Figure CN223802071U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to aluminum die casting processing technical field especially aluminum die casting surface drilling device. BACKGROUND
[0002] In prior art, for aluminum die casting surface drilling, generally adopts mobile mechanism to drive motor and drill bit to move and position, and carries out drilling. In this drilling process, the output shaft of motor and the lifting of frame body installed with motor will cause different degrees of deviation, which causes certain error in drilling process. Meanwhile, the drill bit is easy to swing, which causes unstable drilling size. UTILITY MODEL CONTENTS
[0003] The utility model discloses a kind of aluminum die casting surface drilling devices, can keep drill bit stable in drilling process, to improve drilling precision.
[0004] The utility model discloses an aluminum die casting surface drilling device, including frame and the support platform being set on frame, be provided with positioning platform on support platform, positioning platform side edge's support platform is provided with the positioning mechanism for positioning aluminum die casting on positioning platform, be provided with stand on the four corners of support platform upwards, be provided with parallel first sliding rail on the stand of both sides, be provided with first crossbeam on first sliding rail and slide, be provided with mounting bracket on the stand of first sliding rail end portion, be provided with first motor on mounting bracket, the output end of first motor is provided with first screw rod, it is connected through thread between first screw rod and first crossbeam, and first screw rod is parallel with first sliding rail;Second sliding rail is provided on first crossbeam, and mounting block is slidably arranged on second sliding rail, the end portion of first crossbeam is provided with second motor, and the output end of second motor is provided with second screw rod, it is connected through thread between second screw rod and mounting block, and second screw rod is parallel with second sliding rail;At least three vertical downward first guide rods are provided on mounting block, and mounting plate is slidably connected on first guide rod, and vertical downward first hydraulic cylinder is provided on mounting block, and the telescopic end of first hydraulic cylinder is connected with mounting plate, and power motor is provided on the lower surface of mounting plate, and drill bit is provided on the output shaft of power motor;At least three vertical downward second guide rods are provided on mounting plate, and the lower end of second guide rod is provided with limit plate, and one through hole is provided on limit plate, the position of through hole corresponds with drill bit, and the diameter of through hole is consistent with the outer diameter of drill bit, and compression spring is sleeved on the second guide rod above and below mounting plate.
[0005] At least three third guide rods are provided on support platform, and the positioning platform is arranged on third guide rod, and second hydraulic cylinder is provided on support platform, and the telescopic end of second hydraulic cylinder is connected with positioning platform.
[0006] The third slide rail is arranged on the support platform on the two sides of the positioning platform, the positioning plate is slidably arranged on the third slide rail, the two ends of the positioning plate are inwardly bent to form the bent portions, the bent portions and the positioning plate form the rectangular bent structure, the bent portions extend to the two sides of the positioning plate, the electric push rod is arranged on the bent portion and faces the positioning plate, the third hydraulic cylinder is arranged on the support platform outside the positioning plate, the extension end of the third hydraulic cylinder is connected with the positioning plate, and the extension direction of the third hydraulic cylinder is parallel to the third slide rail.
[0007] The aluminum die casting surface drilling device obtained by the utility model is more stable and reliable in the drilling process. BRIEF DESCRIPTION OF DRAWINGS
[0008] Figure 1 The structure front view of the utility model is shown in the figure;
[0009] Figure 2 The side sectional view of the utility model is shown in the figure;
[0010] Figure 3 The structure three-dimensional view of the utility model is shown in the figure Figure 1 ;
[0011] Figure 4 The structure three-dimensional view of the utility model is shown in the figure Figure 2 . DETAILED DESCRIPTION
[0012] In order to further illustrate the technical means and effects adopted by the utility model to achieve the predetermined utility model purposes, the specific embodiments, structures, features and effects according to the utility model are described in detail as follows by combining with the drawings and preferred embodiments.
[0013] Example 1:
[0014] As Figures 1-4The utility model discloses an aluminum die casting surface drilling device, including frame 1 and set up on the support platform 2 of frame 1, be provided with the positioning platform 3 on the support platform 2, the support platform 2 on the side of positioning platform 3 is provided with the positioning mechanism for positioning aluminum die casting on positioning platform 3, be provided with the stand 4 on the four corners of support platform 2 upwards, be provided with parallel first sliding rail 5 on the stand 4 of both sides, be provided with the first crossbeam 6 of sliding on first sliding rail 5, set up mounting bracket 7 on the stand 4 of first sliding rail 5 end, be provided with first motor 8 on mounting bracket 7, and the output of first motor 8 is provided with first lead screw 9, be connected through the thread between first lead screw 9 and first crossbeam 6, and first lead screw 9 is parallel with first sliding rail 5, be provided with second sliding rail 10 on first crossbeam 6, be provided with mounting block 11 of sliding on second sliding rail 10, the end of first crossbeam 6 is provided with second motor 28, and the output of second motor 28 is provided with second lead screw 12, be connected through the thread between second lead screw 12 and mounting block 11, and second lead screw 12 is parallel with second sliding rail 10, be provided with four vertical downward first guide rod 13 on mounting block 11, be provided with mounting plate 14 of sliding connection on first guide rod 13, be provided with vertical downward first hydraulic cylinder 15 on mounting block 11, and the telescopic end of first hydraulic cylinder 15 is connected with mounting plate 14, be provided with power motor 16 on the lower surface of mounting plate 14, be provided with drill bit 17 on the output shaft of power motor 16, be provided with four vertical downward second guide rod 18 on mounting plate 14, and the lower end of second guide rod 18 is provided with limit stop 20, and be provided with a through -hole 21 on limit stop 20, the position of through -hole 21 corresponds with drill bit 17, and the diameter of through -hole 21 is consistent with the outer diameter of drill bit 17, and the second guide rod 18 above and below mounting plate 14 is all set with compression spring 19.
[0015] In actual use, the aluminum die casting is fixed on the positioning platform 3 through the positioning mechanism, and then the first motor 8 and the first lead screw 9 drive the first cross beam 6 to move on the first slide rail 5, while the second motor 28 and the second lead screw 12 drive the mounting block 11 to move on the second slide rail 10 on the first cross beam 6, so as to realize the position adjustment of the mounting block 11. The first guide rod 13 and the first hydraulic cylinder 15 are arranged on the mounting plate 14 to drive the mounting plate 14 to ascend and descend. The above control mechanism can drive the power motor 16 and the drill bit 17 on the mounting plate 14 to realize position adjustment and lifting, so as to realize drilling positioning. During the drilling process, the first hydraulic cylinder 15 drives the power motor 16 on the mounting plate 14 to descend, and the second guide rod 18 penetrates through the mounting plate 14, and compression springs 19 are arranged at the upper end and the lower end of the second guide rod 18. The upper end of the second guide rod 18 is outwardly protruded to form a step, the upper end of the compression spring 19 abuts against the step, the lower end of the compression spring 19 abuts against the mounting plate 14, the lower end of the second guide rod 18 is also sleeved with the compression spring 19, the upper end of the compression spring 19 abuts against the mounting plate 14, and the lower end of the compression spring 19 abuts against the limiting plate 20, so that the limiting plate 20 at the lower end of the second guide rod 18 and the mounting plate 14 are kept stable in the natural state. When the first hydraulic cylinder 15 drives the mounting plate 14 to descend, the limiting plate 20 first contacts the surface of the aluminum die casting, and then the mounting plate 14 continues to descend, the compression spring 19 below the second guide rod 18 is compressed, and when the power motor 16 and the drill bit 17 descend, the drill bit 17 passes through the through hole 21 on the limiting plate 20 to drill the aluminum die casting. The limiting plate 20 can keep the drill bit 17 stable during the process, so as to improve the drilling precision and stability. After the drilling is completed, the first hydraulic cylinder 15 drives the mounting plate 14 to ascend, and the limiting plate 20 is automatically reset to the natural state under the action of the two compression springs 19, and is separated from the aluminum die casting.
[0016] Four third guide rods 22 are arranged on the support platform 2, the positioning platform 3 is arranged on the third guide rods 22, and a second hydraulic cylinder 23 is arranged on the support platform 2, and the telescopic end of the second hydraulic cylinder 23 is connected with the positioning platform 3. The third guide rods 22 and the second hydraulic cylinder 23 are arranged to adjust the height of the positioning platform 3 relative to the support platform 2, so as to adapt to the drilling of aluminum die castings with different thicknesses.
[0017] The third sliding rail 29 is arranged on the support platform 2 on both sides of the positioning platform 3, the positioning plate 24 is slidably arranged on the third sliding rail 29, the two ends of the positioning plate 24 are inwardly bent to form the bent portions 25, the bent portions 25 and the positioning plate 24 form a rectangular bent structure, the bent portions 25 extend to both sides of the positioning plate 24, the electric push rod 26 is arranged on the bent portion 25 and faces the positioning plate 24, the third hydraulic cylinder 27 is arranged on the support platform 2 outside the positioning plate 24, the telescopic end of the third hydraulic cylinder 27 is connected with the positioning plate 24, and the telescopic direction of the third hydraulic cylinder 27 is parallel to the third sliding rail 29. The positioning plate 24 is arranged on the third sliding rail 29 at both ends of the positioning platform 3, so that the two positioning plates 24 are close to each other under the action of the third hydraulic cylinder 27, the aluminum die casting is clamped, the bent portions 25 on both sides of the positioning plate 24 are located on both sides of the aluminum die casting, and the electric push rod 26 is used to keep the aluminum die casting in the center, so that the positioning process is simpler and more convenient.
[0018] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.
[0019] In the description of the present application, it should be noted that, unless otherwise specifically specified and limited, the terms "mounting", "connection", "connection" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection; it can be directly connected, or indirectly connected through intermediate medium; it can be the interaction relationship between two elements. 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.
[0020] In the present application, unless specifically and expressly defined otherwise, "on" or "under" of a first feature to a second feature can include that the first and second features are in direct contact, or can include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, "on", "above" and "over" of a first feature to a second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the first feature is higher than the second feature in horizontal height. "Under", "below" and "underneath" of a first feature to a second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the first feature is lower than the second feature in horizontal height.
[0021] The above is only the preferred embodiment of the present application, and does not limit the present application in any form. Although the present application has been disclosed as above with the preferred embodiment, it is not intended to limit the present application. Any person skilled in the art can make some changes or modifications to the above disclosed technical content without departing from the technical solution of the present application, and any equivalent embodiments with equivalent changes and modifications are still within the scope of the technical solution of the present application.
Claims
1. A drilling device for the surface of aluminum die-castings, characterized in that: The utility model provides a positioning device for aluminum die casting, which comprises a rack and a supporting platform arranged on the rack, a positioning platform arranged on the supporting platform, a positioning mechanism arranged on the supporting platform at the side of the positioning platform for positioning the aluminum die casting on the positioning platform, an upright column arranged upward on four corners of the supporting platform, a first sliding rail arranged in parallel on the upright column at both sides, a first cross beam arranged in sliding connection on the first sliding rail, a mounting frame arranged on the upright column at the end of the first sliding rail, a first motor arranged on the mounting frame, a first screw rod arranged at the output end of the first motor, the first screw rod being in threaded connection with the first cross beam and being parallel to the first sliding rail, a second sliding rail arranged on the first cross beam, a mounting block arranged in sliding connection on the second sliding rail, an end portion of the first cross beam being provided with a second motor, a second screw rod arranged at the output end of the second motor, the second screw rod being in threaded connection with the mounting block and being parallel to the second sliding rail, at least three first guide rods arranged vertically downward on the mounting block, a mounting plate being arranged in sliding connection on the first guide rods, a first hydraulic cylinder arranged vertically downward on the mounting block, the telescopic end of the first hydraulic cylinder being connected with the mounting plate, a power motor being arranged on the lower surface of the mounting plate, a drill bit being arranged on the output shaft of the power motor, at least three second guide rods arranged vertically downward on the mounting plate, a limiting plate being arranged at the lower end of the second guide rods, a through hole being arranged on the limiting plate, the through hole being located in correspondence with the drill bit and having a diameter consistent with the outer diameter of the drill bit, compression springs being sleeved on the second guide rods above and below the mounting plate.
2. An apparatus for drilling holes in the surface of an aluminum die casting as defined in claim 1, wherein: At least three third guide rods are arranged on the supporting platform, the positioning platform being arranged on the third guide rods, a second hydraulic cylinder being arranged on the supporting platform, the telescopic end of the second hydraulic cylinder being connected with the positioning platform.
3. An apparatus for drilling holes in the surface of an aluminum die casting according to claim 1 or 2, characterized in that: Third sliding rails are arranged on the supporting platform at both sides of the positioning platform, a positioning plate being arranged in sliding connection on the third sliding rails, both ends of the positioning plate being inwardly bent to form bent portions, a rectangular bent structure being formed between the bent portions and the positioning plate, the bent portions extending to both sides of the positioning plate, electric push rods being arranged on the bent portions and facing the positioning plate, third hydraulic cylinders being arranged on the supporting platform outside the positioning plate, the telescopic ends of the third hydraulic cylinders being connected with the positioning plate, the telescopic directions of the third hydraulic cylinders being parallel to the third sliding rails.