Bench tapping machine capable of achieving circulating cooling

Abstract

The utility model relates to the technical field of tapping machines, and provides a bench tapping machine capable of realizing circulating cooling, which comprises a machine frame and a platform, the platform is fixed on the surface of the machine frame, a lifting lead screw is arranged in the surface of the machine frame, a lifting frame is connected outside the lifting lead screw in a thread fit mode, and the lifting frame is connected with the machine frame in a sliding mode through a sliding way. The switching cooling assembly is arranged outside the lifting frame, the clamping discharging assembly is arranged on the platform, the cooling fan is installed on the top of the lifting frame, the top of the lifting frame is fixedly connected with an air hood, a plurality of air holes are formed in the inner surface of the air hood, and the air hood is connected with the output end of the cooling fan. According to the technical scheme, the problems that in the related technology, when parts are machined, the tapping machine needs to be frequently shut down to cool the screw tap, time and energy are wasted, the machining efficiency of the parts is affected, and the practicability of the table type tapping machine is reduced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of tapping machines, and in particular to a desktop tapping machine capable of realizing circulating cooling. Background Art

[0002] A tapping machine is a machine tool that uses a tap to process internal threads. It is the most widely used machine tool for processing internal threads. There are many types of tapping machines. The desktop tapping machine is one of them. After the existing desktop tapping machine has been used for a long time, it is easy to cause the tap to overheat. It is necessary to shut down the desktop tapping machine to stop running and cool the tap. This design method requires that the tapping machine needs to be shut down frequently to cool the tap when processing parts, which wastes time and energy, affects the processing efficiency of parts, and reduces the practicality of the desktop tapping machine. Utility Model Content

[0003] The utility model provides a desktop tapping machine capable of realizing circulating cooling, which solves the problem in the related art that when processing parts, the tapping machine needs to be frequently shut down to cool the taps, which wastes time and energy, affects the processing efficiency of the parts, and reduces the practicality of the desktop tapping machine.

[0004] The technical solution of the utility model is as follows:

[0005] A frame and a platform, wherein the platform is fixed on the surface of the frame;

[0006] A lifting screw and a lifting frame, wherein the lifting screw is installed inside the surface of the frame, the lifting frame is connected to the outside of the lifting screw through threaded fitting, and the lifting frame is slidably connected to the frame through a slideway;

[0007] A switching cooling component, wherein the switching cooling component is arranged outside the lifting frame;

[0008] A clamping and discharging assembly, wherein the clamping and discharging assembly is arranged on the platform;

[0009] The switching cooling component includes a cooling fan, which is installed on the top of the lifting frame. The top of the lifting frame is fixedly connected with an air hood, and the inner surface of the air hood is provided with a plurality of air holes. The air hood is connected to the output end of the cooling fan.

[0010] As a further technical solution, a fixing plate is fixedly connected to the bottom of the lifting frame, a first motor and a second motor are installed on the surface of the fixing plate, an output end of the first motor is rotatably connected to a shell, and an external gear is provided on the side surface of the shell.

[0011] As a further technical solution, the output end of the second motor is connected to a driving gear, which meshes with the external gear. The first motor is provided with a main gear, and the upper and lower end surfaces of the shell are both rotatably connected with a transmission sleeve.

[0012] As a further technical solution, a secondary gear is provided at one end of the transmission sleeve, the main gear is meshed with the secondary gear, a tap is installed in the transmission sleeve, a telescopic cylinder is fixedly connected to the bottom of the lifting frame, and a fixed block is provided at the output end of the telescopic cylinder.

[0013] As a further technical solution, the clamping and discharging assembly includes a bottom groove, which is opened at the bottom of the platform. A pair of second cylinders are fixedly connected to the surface of the frame, and the output end of the second cylinder is connected to a support seat, which is mounted in the bottom groove.

[0014] As a further technical solution, a mounting seat is fixed on the surface of the platform plate, a sleeve frame is inserted into the mounting seat, a double-headed screw is connected through the sleeve frame and the mounting seat, and both ends of the double-headed screw are screwed with fastening nuts.

[0015] As a further technical solution, the air hood is in a door-shaped structure as a whole, and the air hood covers both sides and the top of the tap.

[0016] As a further technical solution, both the main gear and the auxiliary gear are bevel gears.

[0017] The working principle and beneficial effects of the utility model are:

[0018] The utility model is provided with a switching cooling component. Through the interaction of structures such as a cooling fan, an air hood, a fixing plate, a first motor, a second motor, a casing, a main gear and a sub-gear, cold air can be blown outwards through the air hood, and the cold air directly covers the top tap. The casing can rotate 360 ​​degrees through the transmission control of the driving gear and the external gear, and the upper and lower taps can be replaced at any time, and the two taps are kept for tapping and cooling respectively. After high temperature, the tapping can be switched at any time to continue, and the processing will not be interrupted and the efficiency is maintained. It has good use effect and practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is the axonometric drawing of the utility model;

[0022] Figure 3It is a cross-sectional view of the utility model;

[0023] Figure 4 For the utility model Figure 3 A partial enlarged view of part A;

[0024] In the figure: 1. frame; 2. platform; 3. lifting screw; 4. lifting frame; 5. switching cooling assembly; 5-1. cooling fan; 5-2. air hood; 5-3. air hole; 5-4. fixing plate; 5-5. first motor; 5-6. second motor; 5-7. housing; 5-8. external gear; 5-9. driving gear; 5-10. main gear; 5-11. transmission shaft sleeve; 5-12. secondary gear; 5-13. tap; 5-14. telescopic cylinder; 5-15. fixing block; 6. clamping discharging assembly; 6-1. bottom groove; 6-2. second cylinder; 6-3. support seat; 6-4. mounting seat; 6-5. sleeve; 6-6. double-headed screw; 6-7. fastening nut. DETAILED DESCRIPTION

[0025] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] like Figure 1~Figure 4 As shown, this embodiment provides a desktop tapping machine capable of realizing circulating cooling, comprising

[0027] A rack 1 and a platform 2, wherein the platform 2 is fixed on the surface of the rack 1;

[0028] A lifting screw 3 and a lifting frame 4, wherein the lifting screw 3 is installed inside the surface of the frame 1, and the lifting frame 4 is connected to the outside of the lifting screw 3 through threaded fitting, and the lifting frame 4 is slidably connected to the frame 1 through a slideway;

[0029] A switching cooling component 5, wherein the switching cooling component 5 is arranged outside the lifting frame 4;

[0030] A clamping and discharging assembly 6, wherein the clamping and discharging assembly 6 is arranged on the platform 2;

[0031] The switching cooling assembly 5 includes a cooling fan 5-1, which is mounted on the top of the lifting frame 4. The top of the lifting frame 4 is fixedly connected to an air hood 5-2. The inner surface of the air hood 5-2 is provided with a plurality of air holes 5-3. The air hood 5-2 is connected to the output end of the cooling fan 5-1. The bottom of the lifting frame 4 is fixedly connected to a fixing plate 5-4. The surface of the fixing plate 5-4 is provided with a first motor 5-5 and a second motor 5-6. The output end of the first motor 5-5 is rotatably connected to a housing 5-7. The side surface of the housing 5-7 is provided with an external gear 5-8. The second motor 5-6 is connected to the output end of the first motor 5-5. The output end of 5-6 is connected to a driving gear 5-9, which meshes with the external gear 5-8. The first motor 5-5 is provided with a main gear 5-10. The upper and lower end surfaces of the outer shell 5-7 are rotatably connected with a transmission sleeve 5-11. One end of the transmission sleeve 5-11 is provided with a sub-gear 5-12. The main gear 5-10 meshes with the sub-gear 5-12. A tap 5-13 is installed in the transmission sleeve 5-11. The bottom of the lifting frame 4 is fixedly connected to a telescopic cylinder 5-14, and a fixed block 5-15 is provided at the output end of the telescopic cylinder 5-14.

[0032] In this embodiment, in order to achieve the effect of cooling the tap 5-13 by repeated switching, a switching cooling component 5 is designed. A cooling fan 5-1 and an air hood 5-2 are installed on the top of the lifting frame 4. The inner surface of the air hood 5-2 is provided with an air hole 5-3. The output end of the cooling fan 5-1 is connected to the air hood 5-2, and cold air can be blown out through the air hole 5-3. A fixing plate 5-4 is arranged at the bottom of the lifting frame 4. The side surface of the fixing plate 5-4 is provided with a first motor 5-5 and a second motor 5-6. The output end of the first motor 5-5 is rotatably connected with a shell 5-7. The side surface of the shell 5-7 is provided with an external gear 5-8. The output end of the second motor 5-6 is provided with a driving gear 5-9, and the driving gear 5-9 is connected to the external gear 5-8. The outer shell 5-7 is meshed and can be controlled by the second motor 5-6 to rotate 360° on the output end of the first motor 5-5. The output end of the first motor 5-5 is provided with a main gear 5-10. The top and bottom of the outer shell 5-7 are rotatably connected with a transmission sleeve 5-11 and are installed with a tap 5-13. The tap 5-13 can be driven to rotate by the first motor 5-5 as power to perform tapping. The tap 5-13 at the top is in the air hood 5-2, and can be cooled by cold air during the tapping process of the tap 5-13 at the bottom. After cooling, the two taps 5-13 can be swapped for uninterrupted continuous tapping. After each switching, the telescopic cylinder 5-14 and the fixing block 5-15 at the bottom of the lifting frame 4 can be pressed against the outer shell 5-7 to fix the outer shell 5-7.

[0033] Furthermore, the clamping and discharging assembly 6 includes a bottom groove 6-1, which is opened at the bottom of the platform 2. A pair of second cylinders 6-2 are fixedly connected to the surface of the frame 1, and the output end of the second cylinder 6-2 is connected to a support seat 6-3. The support seat 6-3 is sleeved in the bottom groove 6-1. A mounting seat 6-4 is fixed to the surface of the platform 2 plate, and a sleeve 6-5 is inserted and connected in the mounting seat 6-4. A double-headed screw 6-6 is connected through the sleeve 6-5 and the mounting seat 6-4, and both ends of the double-headed screw 6-6 are screwed and connected with fastening nuts 6-7.

[0034] In this embodiment, in order to achieve the effect of limiting the position of the workpiece and disengaging it, a clamping and discharging component 6 is designed. A bottom groove 6-1 is opened upward at the bottom of the platform 2, and a second cylinder 6-2 is arranged at the bottom of the frame 1. A support seat 6-3 is arranged at the output end of the second cylinder 6-2. The support seat 6-3 is located in the bottom groove 6-1, and the upper end is flush with the surface of the platform 2. A mounting seat 6-4 is arranged on the surface of the platform 2, and a sleeve 6-5 can be inserted into the mounting seat 6-4. A double-headed screw 6-6 is inserted horizontally through the mounting seat 6-4 and the sleeve 6-5, and fastening nuts 6-7 are screwed and connected at both ends for fixing.

[0035] Furthermore, the air hood 5-2 is a door-shaped structure as a whole, and the air hood 5-2 covers both sides and the top of the tap 5-13.

[0036] In this embodiment, the door-shaped structure allows the cold air to cover the entire surface of the tap 5 - 13, thereby quickly cooling the tap 5 - 13.

[0037] Furthermore, both the main gear 5-10 and the auxiliary gear 5-12 are bevel gears.

[0038] In this embodiment, through the structure of the bevel gear, the two auxiliary gears 5-12 are located on both sides of the main gear 5-10, and can maintain engagement and transmission during the conversion process of the housing 5-7.

[0039] When tapping is required, insert the sleeve 6-5 that matches the shape of the workpiece into the mounting seat 6-4, insert the double-headed screw 6-6 horizontally and screw on the fastening nut 6-7 to fix it, put the workpiece between the sleeves 6-5, then start the lifting screw 3 to control the lifting frame 4 to move downward, start the first motor 5-5 to drive the sub-gear 5-12 through the main gear 5-10, so that the tap 5-13 rotates and descends to start tapping, resets after tapping is completed, and starts the second cylinder 6-2 to push upward The support seat 6-3 is moved to prop up the workpiece for easy removal. When the temperature of the tap 5-13 is too high after continuous tapping, the second motor is started to drive the outer gear 5-8 through the driving gear 5-9 to rotate the outer shell 5-7 180°, and the high-temperature tap 5-13 is turned to the top. The cooling fan 5-1 is started to supply air to the air hood 5-2, and the cold air is blown to the surface of the tap 5-13 through the air hole 5-3 to cool it down. After cooling, the high-temperature tap 5-13 can be switched at will.

[0040] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A desktop tapping machine capable of realizing circulating cooling, characterized in that: include A frame (1) and a platform (2), wherein the platform (2) is fixed on the surface of the frame (1); A lifting screw (3) and a lifting frame (4), wherein the lifting screw (3) is installed inside the surface of the frame (1), the lifting frame (4) is connected to the outside of the lifting screw (3) through threaded fitting, and the lifting frame (4) is slidably connected to the frame (1) through a slideway; A switching cooling component (5), wherein the switching cooling component (5) is arranged outside the lifting frame (4); A clamping and discharging assembly (6), wherein the clamping and discharging assembly (6) is arranged on the platform (2); The switching cooling component (5) comprises a cooling fan (5-1), the cooling fan (5-1) being mounted on the top of the lifting frame (4), the top of the lifting frame (4) being fixedly connected with an air hood (5-2), the inner surface of the air hood (5-2) being provided with a plurality of air holes (5-3), and the air hood (5-2) being connected to an output end of the cooling fan (5-1).

2. A desktop tapping machine capable of realizing circulating cooling according to claim 1, characterized in that: A fixing plate (5-4) is fixedly connected to the bottom of the lifting frame (4); a first motor (5-5) and a second motor (5-6) are mounted on the surface of the fixing plate (5-4); an output end of the first motor (5-5) is rotatably connected to a housing (5-7); and an external gear (5-8) is disposed on a side surface of the housing (5-7).

3. A desktop tapping machine capable of realizing circulating cooling according to claim 2, characterized in that: The output end of the second motor (5-6) is connected to a driving gear (5-9), and the driving gear (5-9) is meshed with the external gear (5-8). The first motor (5-5) is provided with a main gear (5-10). The upper and lower end surfaces of the housing (5-7) are both rotatably connected to transmission shaft sleeves (5-11).

4. A desktop tapping machine capable of realizing circulating cooling according to claim 3, characterized in that: A secondary gear (5-12) is arranged at one end of the transmission shaft sleeve (5-11), the main gear (5-10) is meshed with the secondary gear (5-12), a tap (5-13) is installed in the transmission shaft sleeve (5-11), a telescopic cylinder (5-14) is fixedly connected to the bottom of the lifting frame (4), and a fixed block (5-15) is arranged at the output end of the telescopic cylinder (5-14).

5. The desktop tapping machine capable of realizing circulating cooling according to claim 1, characterized in that: The clamping and discharging assembly (6) comprises a bottom groove (6-1), the bottom groove (6-1) is opened at the bottom of the platform (2), a pair of second cylinders (6-2) are fixedly connected to the surface of the frame (1), the output end of the second cylinder (6-2) is connected to a support seat (6-3), and the support seat (6-3) is sleeved in the bottom groove (6-1).

6. A desktop tapping machine capable of realizing circulating cooling according to claim 5, characterized in that: A mounting seat (6-4) is fixed on the surface of the platform (2), a sleeve (6-5) is inserted and connected inside the mounting seat (6-4), a double-headed screw (6-6) is connected through the sleeve (6-5) and the mounting seat (6-4), and both ends of the double-headed screw (6-6) are screwed and connected with fastening nuts (6-7).

7. A desktop tapping machine capable of realizing circulating cooling according to claim 4, characterized in that: The air hood (5-2) is in a door-shaped structure as a whole, and the air hood (5-2) covers both sides and the top of the tap (5-13).

8. The desktop tapping machine capable of realizing circulating cooling according to claim 4, characterized in that: The main gear (5-10) and the auxiliary gear (5-12) are both bevel gears.

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