Clamping device for high-precision laser micro-hole machining

Abstract

The utility model discloses a clamping device for high-precision laser micropore machining, which comprises a bottom plate, a rotating device arranged on the bottom plate, a first rotating shaft arranged on the rotating device, a positioning plate arranged at the top end of the first rotating shaft through a first bearing, a main gear sleeved on the first rotating shaft, and mounting plates arranged around the first rotating shaft, four symmetrical rotary positioning assemblies are arranged on the mounting plate; the rotary positioning assembly comprises a second rotating shaft and a third rotating shaft, a double-layer gear is arranged on the second rotating shaft, an auxiliary gear is arranged on the third rotating shaft, the upper portion of the double-layer gear is meshed with the main gear, a transmission rack is arranged between the lower portion of the double-layer gear and the auxiliary gear, a rotating plate is arranged at the top of the third rotating shaft, and four clamping plates are arranged on the periphery of the rotating plate. The multi-station workpiece clamping device is simple in structure, capable of achieving multi-station workpiece clamping and rotating along the central shaft body at the same time, capable of driving the rotating plates on the periphery to rotate at the same time of position switching, and wide in application range.

Description

Technical Field

[0001] The utility model relates to the technical field of laser micro-hole processing, and particularly relates to a clamping device for high-precision laser micro-hole processing. Background Art

[0002] The laser micro-hole processing technology can quickly remove materials through a focused high-energy laser beam without tool wear, and has advantages that are difficult to compare with traditional processing technologies. It has been widely used in fields such as aerospace, electronic information, and rail transit, and has developed very rapidly.

[0003] Before processing, the workpiece needs to be positioned and fixed on the base. Generally, the base can fix a single workpiece and cannot move by itself after processing is completed, which affects the processing efficiency. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to provide a clamping device for high-precision laser micro-hole processing, which has a simple structure, can realize multi-station workpiece clamping, can rotate along the central shaft body, can drive the surrounding rotating plates to rotate self when changing positions, and has a wide range of applications.

[0005] To solve the above technical problem, the utility model provides a clamping device for high-precision laser micro-hole processing, which includes a bottom plate. A rotating device is arranged on the bottom plate. A first rotating shaft is arranged on the rotating device. The top end of the first rotating shaft is provided with a positioning plate through a first bearing. A main gear is sleeved on the first rotating shaft. Installation plates are arranged around the first rotating shaft. Four symmetric rotating and positioning components are arranged on the installation plates; The rotating and positioning component includes a second rotating shaft and a third rotating shaft. A double-layer gear is arranged on the second rotating shaft. An auxiliary gear is arranged on the third rotating shaft. The upper part of the double-layer gear meshes with the main gear, and a transmission rack is arranged between the lower part of the double-layer gear and the auxiliary gear. A rotating plate is arranged at the top of the third rotating shaft. Four clamping plates are arranged around the rotating plate.

[0006] Further, installation hanging ears are arranged on both sides of the bottom plate.

[0007] Further, an auxiliary plate is arranged on the installation plate corresponding to the position of the chain, and an auxiliary wheel is arranged on the auxiliary plate.

[0008] Further, it includes an installation frame body. The installation frame body is arranged on the rotating device, and a second bearing assembly adapted to the second rotating shaft is arranged on the installation frame body.

[0009] Further, an installation groove is arranged inside the installation frame body, and the second bearing assembly is arranged in the installation groove.

[0010] Furthermore, a positioning sensor is arranged on the positioning plate at a position corresponding to the rotating plate.

[0011] Advantages of the present utility model: When the device is in use, first fix several workpieces between the clamping plates on the rotating plate. After the fixing is completed, if the working position needs to be adjusted during the processing, then start the rotating device at the bottom. The rotating device drives the first rotating shaft to rotate. The rotation of the first rotating shaft drives the main gear above to rotate. The rotation of the main gear drives the upper part of the double-layer gear meshing with it to rotate. Then, it will drive the four rotating positioning components to rotate along the center. At the same time, the lower part of the double-layer gear will also rotate simultaneously. Through the transmission rack, it drives the auxiliary gear on one side to rotate, thereby driving the third rotating shaft to rotate. The rotation of the third rotating shaft drives the rotating plate to rotate self. It realizes the combination of overall revolution and self-rotation to adjust the position of the workpiece, and has a wide range of applications. Description of the Drawings

[0012] Figure 1 is the overall structural schematic diagram of the present utility model.

[0013] Figure 2 is the structural schematic diagram of the rotating positioning component of the present utility model.

[0014] Figure 3 is the structural schematic diagram of the installation frame body of the present utility model.

[0015] Explanation of the reference numerals in the drawings: 1. Bottom plate; 2. Rotating device; 3. First rotating shaft; 4. First bearing; 5. Positioning plate; 6. Main gear; 7. Installation plate; 8. Rotating positioning component; 81. Second rotating shaft; 82. Third rotating shaft; 83. Double-layer gear; 84. Auxiliary gear; 85. Transmission rack; 86. Rotating plate; 87. Clamping plate; 88. Auxiliary plate; 89. Auxiliary wheel; 9. Installation hanging ear; 10. Installation frame body; 11. Second bearing assembly; 12. Installation groove; 13. Positioning sensor. Specific Embodiments

[0016] The following further illustrates the present utility model in conjunction with the drawings and specific embodiments, so that those skilled in the art can better understand the present utility model and be able to implement it, but the embodiments cited are not used as a limitation to the present utility model.

[0017] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation on the present utility model.

[0018] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "a plurality" is at least two, such as two, three, etc., unless otherwise specifically and clearly defined.

[0019] In the present utility model, unless otherwise clearly specified and defined, terms such as "mounted", "connected", "joined", "fixed", etc. shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the internal communication of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0020] In the present utility model, unless otherwise clearly specified and defined, the first feature being "on" or "under" the second feature may be that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on top of" the second feature may be that the first feature is directly above or obliquely above the second feature, or merely indicates that the first feature has a higher horizontal height than the second feature. The first feature being "under", "beneath" and "underneath" the second feature may be that the first feature is directly below or obliquely below the second feature, or merely indicates that the first feature has a lower horizontal height than the second feature.

[0021] It should be noted that when an element is referred to as "fixed to" or "disposed on" another element, it can be directly on the other element or there may be an intermediate element. When an element is considered to be "connected" to another element, it can be directly connected to the other element or there may be an intermediate element at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for illustrative purposes only and do not represent the only implementation.

[0022] Referring to Figures 1 to 3 As shown in the figure, an embodiment of a clamping device for high-precision laser micro-hole machining of the present utility model includes a bottom plate 1. A rotating device 2 is provided on the bottom plate 1. A first rotating shaft 3 is provided on the rotating device 2. The top of the first rotating shaft 3 is provided with a positioning plate 5 through a first bearing 4. A main gear 6 is sleeved on the first rotating shaft 3. An installation plate 7 is provided around the first rotating shaft 3. Four symmetric rotating positioning components 8 are provided on the installation plate 7. The rotating positioning component 8 includes a second rotating shaft 81 and a third rotating shaft 82. A double-layer gear 83 is provided on the second rotating shaft 81. An auxiliary gear 84 is provided on the third rotating shaft 82. The upper part of the double-layer gear 83 meshes with the main gear 6, and a transmission rack 85 is provided between the lower part of the double-layer gear 83 and the auxiliary gear 84. The top of the third rotating shaft 82 is provided with a rotating plate 86. Four clamping plates 87 are provided around the rotating plate 86.

[0023] During use, first fix several workpieces between the clamping plates 87 on the rotating plate 86. After the fixing is completed, if the working position needs to be adjusted during the machining process, then start the rotating device 2 at the bottom. The rotating device 2 drives the first rotating shaft 3 to rotate. The rotation of the first rotating shaft 3 drives the main gear 6 above to rotate. The rotation of the main gear 6 drives the upper part of the double-layer gear 83 meshing with it to rotate. Then it will drive the four rotating positioning components 8 to rotate around the center. At the same time, the lower part of the double-layer gear 83 will also rotate at the same time. The rotation of the transmission rack 85 drives the auxiliary gear 84 on one side to rotate, thereby driving the third rotating shaft 82 to rotate. The rotation of the third rotating shaft drives the rotating plate 86 to rotate self, realizing the combination of overall revolution and self-rotation to adjust the position of the workpiece, with a wide range of applications.

[0024] Installation lugs 9 are provided on both sides of the bottom plate 1, facilitating the fixation of the bottom plate 1 at any position on the production line; an auxiliary plate 88 is provided on the mounting plate 7 corresponding to the position of the chain, and an auxiliary wheel 89 is provided on the auxiliary plate 88 for auxiliary transmission during the chain drive; it includes a mounting frame 10, the mounting frame 10 is arranged on the rotating device 2, a second bearing assembly 11 adapted to the second rotating shaft 81 is arranged on the mounting frame 10, a mounting groove 12 is arranged inside the mounting frame 10, and the second bearing assembly 11 is arranged in the mounting groove 12 to ensure the normal rotation of the second rotating shaft 81 and the normal operation of the double-layer gear 83; a positioning sensor 13 is arranged on the positioning plate 5 corresponding to the position of the rotating plate 86 to monitor the specific position and angle of the surrounding rotating plates 86 in real time.

[0025] The above-described embodiments are only preferred embodiments given to fully illustrate the present invention, and the protection scope of the present invention is not limited thereto. Equivalent substitutions or transformations made by those skilled in the art on the basis of the present invention are all within the protection scope of the present invention. The protection scope of the present invention is subject to the claims.

Claims

1. A clamping device for high-precision laser micro-hole machining, characterized in that, It includes a bottom plate (1), a rotating device (2) is arranged on the bottom plate (1), a first rotating shaft (3) is arranged on the rotating device (2), the top end of the first rotating shaft (3) is provided with a positioning plate (5) through a first bearing (4), a main gear (6) is sleeved on the first rotating shaft (3), a mounting plate (7) is arranged around the first rotating shaft (3), and four symmetric rotating and positioning components (8) are arranged on the mounting plate (7); The rotating and positioning component (8) includes a second rotating shaft (81) and a third rotating shaft (82), a double-layer gear (83) is arranged on the second rotating shaft (81), an auxiliary gear (84) is arranged on the third rotating shaft (82), a transmission rack (85) is arranged between the upper part of the double-layer gear (83) meshing with the main gear (6) and the auxiliary gear (84), a rotating plate (86) is arranged at the top of the third rotating shaft (82), and four clamping plates (87) are arranged around the rotating plate (86).

2. The clamping device for high-precision laser micro-hole machining according to claim 1, wherein Mounting lugs (9) are arranged on both sides of the bottom plate (1).

3. The clamping device for high-precision laser micro-hole machining according to claim 1, characterized in that, An auxiliary plate (88) is arranged on the mounting plate (7) at the position corresponding to the transmission rack (85), and an auxiliary wheel (89) is arranged on the auxiliary plate (88).

4. The clamping device for high-precision laser micro-hole machining according to claim 1, wherein, It includes a mounting frame body (10), the mounting frame body (10) is arranged on the rotating device (2), and a second bearing assembly (11) adapted to the second rotating shaft (81) is arranged on the mounting frame body (10).

5. The clamping device for high-precision laser micro-hole machining according to claim 4, characterized in that, An installation groove (12) is arranged inside the mounting frame body (10), and the second bearing assembly (11) is arranged in the installation groove (12).

6. The clamping device for high-precision laser micro-hole machining according to claim 1, wherein A positioning inductor (13) is arranged on the positioning plate (5) at the position corresponding to the rotating plate (86).

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