Fixing device for molybdenum wafer machining

Abstract

The utility model discloses a fixing device for molybdenum wafer machining, relates to the technical field of fixing devices, and aims to solve the problems that feeding and discharging are very inconvenient and the practicability is poor when molybdenum wafers are drilled in the prior art. The device comprises a fixed base, a placing table is fixedly mounted above the fixed base, four clamping plates are arranged on the outer side of the fixed base, the four clamping plates are arranged in the four directions of the outer side of the fixed base correspondingly, a clamping frame is fixedly mounted above the inner sides of the clamping plates, and a pressing column is rotatably mounted in the clamping frame; four plate grooves are formed in the fixed base, the four plate grooves are formed in the four positions in the fixed base correspondingly, the four plate grooves correspond to the four clamping plates in position correspondingly, telescopic plates are arranged in the plate grooves, and the telescopic plates penetrate out of the fixed base. And a connecting column is fixedly mounted on one side of the telescopic plate, and the connecting column is fixedly connected with the clamping plate through a screw.

Description

Technical Field

[0001] The utility model relates to the technical field of fixing devices, in particular to a fixing device for processing molybdenum discs. Background Art

[0002] Molybdenum discs are an alloy made of molybdenum as the main raw material. They are mainly used in semiconductor high-power thyristors, steel equipment and large-scale electrical equipment. Molybdenum discs have excellent performance and greatly improve the energy saving of power-using equipment. They are widely used in electronics, daily chemicals, medicine, culture and education, and auto parts. They are also used in electrical appliances, heat preservation, machinery manufacturing, automobiles, aerospace, military industry, molds, construction, printing and other industries. Drilling is often required during the processing of molybdenum discs.

[0003] For example, the authorized patent with announcement number CN208438023U (a molybdenum sheet drilling and positioning device): comprises a tank body and an upper cover matched with the tank body, wherein a drilling hole is arranged at the center of the tank bottom of the tank body, and the same drilling hole is arranged at the center of the upper cover, a convex block with the same drilling hole is arranged at the center of the upper surface of the upper cover, and a rubber gasket is arranged on the lower surface;

[0004] Although the above-mentioned prior art facilitates the precise positioning of the molybdenum sheet drilling, the molybdenum disc needs to be placed inside the tank body when fixing the position, which makes loading and unloading troublesome. As a result, it is very inconvenient to load and unload the molybdenum disc when drilling holes, and has poor practicality. Therefore, the market urgently needs to develop a fixing device for molybdenum disc processing to help people solve the existing problems. Utility Model Content

[0005] The utility model aims to provide a fixing device for processing molybdenum discs, so as to solve the problems inconvenient loading and unloading and poor practicability when drilling holes in molybdenum discs proposed in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fixing device for processing molybdenum discs, comprising a fixed base, a placing platform fixedly installed on the top of the fixed base, a clamping plate is arranged on the outside of the fixed base, and there are four clamping plates, and the four clamping plates are respectively arranged at four positions on the outside of the fixed base, a clamping frame is fixedly installed on the top of the inner side of the clamping plate, and a pressure column is rotatably installed inside the clamping frame.

[0007] Preferably, the fixed base is provided with four plate grooves inside, and the four plate grooves are respectively arranged at four positions inside the fixed base, and the four plate grooves respectively correspond to four clamping plate positions.

[0008] Preferably, a telescopic plate is provided inside the plate groove, and the telescopic plate passes through the interior of the fixed base, a connecting column is fixedly installed on one side of the telescopic plate, and the connecting column is fixedly connected to the clamping plate by screws.

[0009] Preferably, a threaded rod is provided inside the plate groove and is rotatably connected to the fixed base, a threaded cavity is provided inside the telescopic plate, one end of the threaded rod penetrates into the threaded cavity and is threadedly connected to the telescopic plate.

[0010] Preferably, the interior of the fixed base is symmetrically provided with limiting grooves along the upper and lower sides of the plate groove, and the limiting grooves are connected with the plate groove. The interior of the limiting groove is provided with limiting blocks, and the limiting blocks are fixedly connected with the telescopic plate.

[0011] Preferably, a transmission cavity is provided inside the fixed base, a driving gear is provided inside the transmission cavity, a power shaft is fixedly installed below the driving gear, driven gears are provided at four positions above the driving gear, and the driven gears are meshed and connected with the driving gear, a transmission rod is fixedly installed on the outer side of the driven gear, and the transmission rod is fixedly connected to the threaded rod.

[0012] Preferably, a power box is fixedly installed below the fixed base, an electric motor is arranged inside the power box, and the electric motor is fixedly connected to the fixed base by screws, and the output end of the electric motor is fixedly connected to the power shaft.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model arranges four clamping plates on the outer side of a fixed base, and the four clamping plates are respectively arranged at four positions on the outer side of the fixed base, a clamping frame is fixedly installed on the upper inner side of the clamping plates, and a pressure column is rotatably installed inside the clamping frame, so that when the molybdenum disc is processed, the molybdenum disc can be placed on the placing table, and then the clamping plates in four positions are driven to approach the fixed base so that the pressure column inside the clamping frame can be pressed on the outer side of the molybdenum disc to fix the position of the molybdenum disc, thereby increasing the convenience of fixing the position of the molybdenum disc, facilitating the loading and unloading of the molybdenum disc, and improving the practicality of the fixing device.

[0015] 2. The utility model sets a transmission cavity inside the fixed base, sets a driving gear inside the transmission cavity, and drives the rotation of the driving gear to synchronously drive the four driven gears above to rotate. Through the transmission of different transmission rods, different threaded rods can be driven to rotate, so that the four telescopic plates can be synchronously telescopically moved, and the four clamping plates can be synchronously moved, so that the molybdenum disc can be fixed in the middle position of the placement table, which is beneficial to the accuracy of molybdenum disc processing.

[0016] 3. The utility model symmetrically arranges limit grooves above and below the plate groove, and the limit grooves are provided with limit blocks fixedly connected to the telescopic plate. When the telescopic plate moves, the limit blocks can be set to limit the moving distance of the telescopic plate, thereby preventing the telescopic plate from being separated from the fixed base, thereby increasing practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view of a fixing device for processing molybdenum discs of the utility model;

[0018] Figure 2 It is a top view of a fixing device for processing molybdenum discs of the utility model;

[0019] Figure 3 It is a cross-sectional view of a fixing device for processing molybdenum discs of the utility model;

[0020] Figure 4 It is an enlarged schematic diagram of the A part of the utility model;

[0021] Figure 5 It is an enlarged schematic diagram of the B portion of the utility model.

[0022] In the figure: 1, fixed base; 101, transmission cavity; 102, plate groove; 103, limit groove; 2, placement table; 3, power box; 4, clamping plate; 5, clamping frame; 6, pressure column; 7, telescopic plate; 701, threaded cavity; 8, connecting column; 9, motor; 10, threaded rod; 11, power shaft; 12, driving gear; 13, driven gear; 14, transmission rod; 15, limit block. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] See also Figure 1-5 The utility model provides an embodiment: a fixing device for processing molybdenum discs, including a fixed base 1, a placing table 2 is fixedly installed on the top of the fixed base 1, a clamping plate 4 is arranged on the outside of the fixed base 1, and four clamping plates 4 are arranged, and the four clamping plates 4 are respectively arranged at four positions on the outside of the fixed base 1, a clamping frame 5 is fixedly installed on the top of the inner side of the clamping plate 4, and a pressure column 6 is rotatably installed inside the clamping frame 5.

[0025] During use, when the molybdenum disc is being processed, the molybdenum disc can be placed on the placement table 2, and then the four-position clamping plates 4 are driven close to the fixed base 1, so that the pressure column 6 inside the clamping frame 5 can be pressed on the outside of the molybdenum disc to fix the position of the molybdenum disc, thereby increasing the convenience of fixing the position of the molybdenum disc, facilitating the loading and unloading of the molybdenum disc, and improving the practicality of the fixing device.

[0026] Furthermore, a plate groove 102 is provided inside the fixed base 1, and there are four plate grooves 102, which are respectively provided at four positions inside the fixed base 1, and the four plate grooves 102 respectively correspond to the positions of the four clamps 4, and a telescopic plate 7 is provided inside the plate groove 102, and the telescopic plate 7 passes through the interior of the fixed base 1, and the telescopic plate 7 fits with the plate groove 102, and a connecting column 8 is fixedly installed on one side of the telescopic plate 7, and the connecting column 8 and the clamp 4 are fixedly connected by screws, so that by driving the telescopic plate 7 to telescope and move, the clamp 4 can be driven to translate, which is beneficial to the fixation of the molybdenum disc.

[0027] Furthermore, a threaded rod 10 is provided inside the plate groove 102, and the threaded rod 10 is rotatably connected to the fixed base 1, a threaded cavity 701 is provided inside the telescopic plate 7, one end of the threaded rod 10 passes through the threaded cavity 701 and is threadedly connected to the telescopic plate 7, so that when the threaded rod 10 rotates, the telescopic plate 7 can translate, thereby increasing practicality.

[0028] Furthermore, limiting grooves 103 are symmetrically arranged inside the fixed base 1 along the upper and lower sides of the plate groove 102, and the limiting grooves 103 are connected to the plate groove 102. Limiting blocks 15 are arranged inside the limiting grooves 103, and the limiting blocks 15 are fixedly connected to the telescopic plate 7. By setting the limiting blocks 15, the moving distance of the telescopic plate 7 can be limited to prevent the telescopic plate 7 from detaching from the fixed base 1, thereby increasing practicality.

[0029] Furthermore, a transmission cavity 101 is provided inside the fixed base 1, and a driving gear 12 is provided inside the transmission cavity 101. A power shaft 11 is fixedly installed below the driving gear 12, and driven gears 13 are provided at four positions above the driving gear 12. The driven gear 13 and the driving gear 12 are both configured as helical gears, and the driven gear 13 is meshed and connected with the driving gear 12. A transmission rod 14 is fixedly installed on the outer side of the driven gear 13, and the transmission rod 14 is fixedly connected to the threaded rod 10, so that by driving the driving gear 12 to rotate, the four driven gears 13 can be driven to rotate, and then through transmission, the four clamps can be synchronously driven to move, which is beneficial to fixing the molybdenum disc in the middle position of the placement table 2 and is beneficial to the accuracy of molybdenum disc processing.

[0030] Furthermore, a power box 3 is fixedly installed below the fixed base 1, and an electric motor 9 is arranged inside the power box 3. The motor 9 is fixedly connected to the fixed base 1 by screws, and the output end of the motor 9 is fixedly connected to the power shaft 11, so that the motor 9 can drive the power shaft 11 to rotate, which is beneficial to the fixing of the loading position of the molybdenum disc.

[0031] Working principle: When in use, when the molybdenum disc is being processed, the molybdenum disc can be placed on the placement table 2, and then the motor 9 is started to drive the power shaft 11 to rotate, driving the driving gear 12 to rotate, and through the meshing transmission of the gears, the driving gear 12 drives the driven gear 13 to rotate, and through the transmission of the transmission rod 14, the threaded rod 10 is transmitted, so that the four telescopic plates 7 can be retracted into the fixed base 1, driving the four directions of the clamping plate 4 to approach the fixed base 1, so that the pressure column 6 inside the clamping frame 5 can be pressed on the outside of the molybdenum disc, and the position of the molybdenum disc is fixed, which increases the convenience of fixing the position of the molybdenum disc, and facilitates the loading and unloading of the molybdenum disc, thereby improving the practicality of the fixing device.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A fixing device for processing molybdenum discs, comprising a fixing base (1), characterized in that: A placing platform (2) is fixedly installed above the fixed base (1), a clamping plate (4) is arranged on the outside of the fixed base (1), and four clamping plates (4) are arranged. The four clamping plates (4) are respectively arranged at four positions on the outside of the fixed base (1), and a clamping frame (5) is fixedly installed above the inside of the clamping plate (4), and a pressure column (6) is rotatably installed inside the clamping frame (5).

2. A fixing device for processing molybdenum discs according to claim 1, characterized in that: The fixed base (1) is provided with a plate groove (102) inside, and there are four plate grooves (102). The four plate grooves (102) are respectively arranged at four positions inside the fixed base (1), and the four plate grooves (102) respectively correspond to the positions of four clamping plates (4).

3. A fixing device for processing molybdenum discs according to claim 2, characterized in that: A telescopic plate (7) is arranged inside the plate slot (102), and the telescopic plate (7) passes through the interior of the fixed base (1); a connecting column (8) is fixedly mounted on one side of the telescopic plate (7), and the connecting column (8) is fixedly connected to the clamping plate (4) by means of screws.

4. A fixing device for processing molybdenum discs according to claim 3, characterized in that: A threaded rod (10) is provided inside the plate groove (102), and the threaded rod (10) is rotatably connected to the fixed base (1); a threaded cavity (701) is provided inside the telescopic plate (7), and one end of the threaded rod (10) penetrates into the threaded cavity (701) and is threadably connected to the telescopic plate (7).

5. A fixing device for processing molybdenum discs according to claim 4, characterized in that: The interior of the fixed base (1) is symmetrically provided with limiting grooves (103) along the upper and lower sides of the plate groove (102), and the limiting grooves (103) are communicated with the plate groove (102). A limiting block (15) is provided inside the limiting groove (103), and the limiting block (15) is fixedly connected to the telescopic plate (7).

6. A fixing device for processing molybdenum discs according to claim 5, characterized in that: A transmission cavity (101) is arranged inside the fixed base (1), a driving gear (12) is arranged inside the transmission cavity (101), a power shaft (11) is fixedly mounted below the driving gear (12), driven gears (13) are arranged at four positions above the driving gear (12), and the driven gears (13) are meshingly connected with the driving gear (12), a transmission rod (14) is fixedly mounted outside the driven gear (13), and the transmission rod (14) is fixedly connected to the threaded rod (10).

7. A fixing device for processing molybdenum discs according to claim 6, characterized in that: A power box (3) is fixedly mounted below the fixed base (1), an electric motor (9) is arranged inside the power box (3), and the electric motor (9) is fixedly connected to the fixed base (1) by screws, and an output end of the electric motor (9) is fixedly connected to a power shaft (11).

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