Mechanical part tapping machine

Abstract

The utility model relates to the field of tapping machines, and discloses a mechanical part tapping machine which comprises a machining table, tapping equipment is arranged on the edge of the top end of the machining table, a fixing pipe is fixedly installed in the middle of the front end face of the tapping equipment, and a first spline sleeve is rotationally installed in the middle of the top end of the inner wall of the fixing pipe; sliding grooves are formed in the middles of the two sides of the inner wall of the fixed pipe, a movable plate is rotationally installed at the position, extending out of the sliding grooves, of the middle of one side of the outer surface of the spline shaft, a fixed plate is fixedly installed in the middle of the bottom end of the fixed pipe, and a movable frame is rotationally installed in the middle of the bottom end of the fixed plate. The screw taps of different sizes are adjusted to be arranged below the spline shaft through the movable frame in clearance rotation, so that the effect of conveniently replacing the screw taps of different sizes for tapping and drilling is achieved, the convenient replacement effect of the screw taps is improved, the problem that time and labor are wasted when the screw taps are replaced is solved, and the overall machining efficiency of mechanical parts is improved.

Description

Technical Field

[0001] The present application relates to the field of tapping machines, and in particular to a tapping machine for mechanical parts. Background Art

[0002] A tapping machine is a mechanical device used to cut threads on a workpiece. It can rotate and feed the cutting tool to cut threads along the surface of the workpiece. Mechanical parts are the independent parts that make up a mechanical device or mechanical system. Some mechanical parts need to be assembled with bolts and nuts, so threads that fit the bolts need to be opened on the outer surface of the mechanical parts.

[0003] However, when the tapping machine is in use, some mechanical parts need to process tapping holes of different sizes. Therefore, the tapping machine needs to replace taps of different sizes when in use. However, the disassembly and replacement of the taps as a whole is time-consuming and labor-intensive, which increases the labor intensity of people during repeated replacement and also has a certain impact on the overall use efficiency of the tapping machine.

[0004] In view of the above-mentioned related technologies, the inventor believes that the tapping machine has the defect of being inconvenient to replace the taps, and therefore proposes a mechanical parts tapping machine to solve the above-mentioned problem. Utility Model Content

[0005] In order to solve the problem that it is inconvenient to replace taps in a tapping machine, the present application provides a mechanical parts tapping machine.

[0006] The present application provides a mechanical parts tapping machine that adopts the following technical solution:

[0007] A tapping machine for mechanical parts comprises a processing table, wherein a tapping device is arranged on the top edge of the processing table, a fixed tube is fixedly installed in the middle of the front end face of the tapping device, a No. 1 spline sleeve is rotatably installed in the middle of the top inner wall of the fixed tube, the middle of the bottom end of the No. 1 spline sleeve extends to the outside of the fixed tube and a spline shaft is movably installed, sliding grooves are opened in the middle of both sides of the inner wall of the fixed tube, and the middle of one side of the outer surface of the spline shaft extends to the outside of the sliding groove and a movable plate is rotatably installed, the middle of the bottom end of the fixed tube is fixedly installed, and a movable frame is rotatably installed in the middle of the bottom end of the fixed plate, a plurality of limiting inner grooves are opened through the edge of one end of the movable frame, a No. 2 spline sleeve is rotatably installed in the inside of the limiting inner groove, and a tap is welded on the bottom end of the No. 2 spline sleeve extending to the bottom of the movable frame, and an intermittent rotating mechanism is also provided on the upper surface of the fixed plate, and taps for different positions are placed below the fixed tube.

[0008] Preferably, the intermittent rotation mechanism includes a groove wheel, which is welded to the middle part of the top of the movable frame and extends to the top of the fixed plate. A fixing groove is opened on one side of the outer surface of the groove wheel at a position corresponding to the limiting inner groove. A servo motor is installed at the top edge of the fixed plate near the groove wheel, and a movable disc is installed at the middle part of the bottom end of the servo motor near the groove wheel. A limiting rod is welded to the bottom edge of the movable disc.

[0009] Preferably, through holes are formed on both side edges of the movable plate, a support rod is fixedly installed on the upper surface of the fixed plate through the through holes, a spring is sleeved on the outer surface of the support rod above the movable plate, the outer diameter of the support rod is smaller than the inner diameter of the through hole, and the support rod and the through hole are interlocked with each other.

[0010] Preferably, the top of one side of the spline shaft is located inside the No. 1 spline sleeve, and the bottom of one side of the spline shaft is located inside the No. 2 spline sleeve, and the No. 1 spline sleeve and the No. 2 spline sleeve are both engaged with the spline shaft.

[0011] Preferably, one side of the outer surface of the limiting rod is located inside the fixing groove, and the fixing groove and the limiting rod are engaged with each other.

[0012] In summary, this application includes the following beneficial technical effects:

[0013] 1. By pulling the movable plate to move along the inside of the sliding groove, the movable frame is rotated to place the limiting inner grooves at different positions under the fixed tube, so that the movable plate slides the spline shaft into the No. 2 spline sleeve under the action of the spring, and the No. 1 spline sleeve is rotated to drive the spline shaft and the tap to rotate synchronously today; compared with the existing technology, this solution has the effect of facilitating the replacement of taps of different sizes for tapping and drilling, improving the convenient replacement effect of taps, solving the problem of time-consuming and labor-intensive replacement of taps, and improving the overall processing efficiency of mechanical parts.

[0014] 2. The rotating movable disc drives the limit rod to move, so that the limit rod is movably engaged in the fixed grooves at different positions, thereby driving the groove wheel to rotate intermittently, and the rotation of the groove wheel drives the movable frame to rotate synchronously, thereby stably adjusting the taps at different positions to the bottom of the fixed tube, improving the overall rotation adjustment effect of the movable frame, helping people to replace taps of different sizes more conveniently, and improving the overall use efficiency of the taps. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the application;

[0016] Figure 2 is a schematic cross-sectional structure diagram of a movable frame in an embodiment of the application;

[0017] Figure 3 It is a schematic diagram of the structure of the sheave in the application embodiment;

[0018] Figure 4 In the application embodiment Figure 1 A is a schematic diagram of the partially enlarged structure of the middle part;

[0019] Explanation of the reference numerals in the accompanying drawings: 1. Processing table; 2. Tapping equipment; 3. Fixed pipe; 4. No. 1 spline sleeve; 5. Sliding groove; 6. Movable plate; 7. Spline shaft; 8. Fixed plate; 9. Movable frame; 10. Limiting inner groove; 11. No. 2 spline sleeve; 12. Tap; 13. Grooved wheel; 14. Fixed groove; 15. Servo motor; 16. Movable disc; 17. Limiting rod; 18. Support rod; 19. Spring. DETAILED DESCRIPTION

[0020] The following is combined with Figure 1-4 This application is described in further detail.

[0021] The present application embodiment discloses a mechanical parts tapping machine. Figure 1-4 A mechanical parts tapping machine comprises a processing table 1, a tapping device 2 is arranged at the top edge of the processing table 1, a fixed tube 3 is fixedly installed at the middle of the front end face of the tapping device 2, a No. 1 spline sleeve 4 is rotatably installed at the middle of the top of the inner wall of the fixed tube 3, a spline shaft 7 is movably installed at the middle of the bottom end of the No. 1 spline sleeve 4 extending to the outside of the fixed tube 3, a sliding groove 5 is opened in the middle of both sides of the inner wall of the fixed tube 3, a movable plate 6 is rotatably installed at the middle of one side of the outer surface of the spline shaft 7 extending to the outside of the sliding groove 5, a fixed plate 8 is fixedly installed in the middle of the bottom end of the fixed tube 3, and a spline shaft 7 is movably installed at the bottom of the fixed plate 8. A movable frame 9 is rotatably installed on the part, and a plurality of limiting inner grooves 10 are opened through the edge of one end of the movable frame 9. A No. 2 spline sleeve 11 is rotatably installed inside the limiting inner groove 10. The top of one side of the spline shaft 7 is located inside the No. 1 spline sleeve 4, and the bottom of one side of the spline shaft 7 is located inside the No. 2 spline sleeve 11. The No. 1 spline sleeve 4 and the No. 2 spline sleeve 11 are both engaged with the spline shaft 7. The bottom end of the No. 2 spline sleeve 11 extends to the bottom of the movable frame 9 and a tap 12 is welded thereon. An intermittent rotation mechanism is also provided on the upper surface of the fixed plate 8, and the taps 12 for different positions are placed below the fixed tube 3.

[0022] By pulling the movable plate 6 upward along the sliding groove 5, the bottom of the spline shaft 7 is retracted into the fixed tube 3, and the movable frame 9 is rotated to place the limiting inner grooves 10 at different positions below the fixed tube 3. The movable plate 6 is loosened so that the spline shaft 7 can be slidably inserted into the limiting inner groove 10 under the action of the spring 19, and the spline shaft 7 is inserted into the second spline sleeve 11, so that the tapping device 2 drives the first spline sleeve 4 to rotate, and the rotation of the first spline sleeve 4 drives the spline shaft 7 and the second spline sleeve 11 to rotate synchronously, thereby driving the tap 12 to rotate for tapping and drilling, which reflects the overall position adjustment effect of the tap 12.

[0023] Reference Figure 3 and Figure 4 The intermittent rotation mechanism includes a groove wheel 13, which is welded to the middle part of the top of the movable frame 9 and extends to the top of the fixed plate 8. A fixing groove 14 is opened at a position corresponding to the limiting inner groove 10 on one side of the outer surface of the groove wheel 13. A servo motor 15 is installed at the top edge of the fixed plate 8 near the groove wheel 13, and a movable disc 16 is installed at the middle part of the bottom end of the servo motor 15 near the groove wheel 13. A limiting rod 17 is welded to the bottom edge of the movable disc 16, and one side of the outer surface of the limiting rod 17 is located inside the fixing groove 14, and the fixing groove 14 and the limiting rod 17 are engaged with each other.

[0024] By starting the servo motor 15 to drive the movable disc 16 and the limit rod 17 to rotate, the rotating limit rod 17 is engaged in the fixed groove 14 at different positions, and then the limit rod 17 drives the groove wheel 13 to rotate intermittently, and the rotating groove wheel 13 drives the movable frame 9 to rotate, so that the movable frame 9 rotates to place the limit inner grooves 10 at different positions under the fixed pipe 3, reflecting the intermittent rotation effect of the movable frame 9.

[0025] Reference Figure 2 and Figure 4 Through holes are provided on both sides of the movable plate 6, and a support rod 18 is fixedly installed on the upper surface of the fixed plate 8 through the through holes. A spring 19 is sleeved on the outer surface of the support rod 18 above the movable plate 6. The outer diameter of the support rod 18 is smaller than the inner diameter of the through hole, and the support rod 18 and the through hole are interlocked with each other.

[0026] By pulling the movable plate 6 upward along the sliding groove 5, the support rod 18 supports the movable movable plate 6, so that the movable movable plate 6 drives the spring 19 to be compressed, and then the bottom of the spline shaft 7 is retracted to the inside of the fixed tube 3, so that the movable plate 6 is kept in a stable active state, and the movable plate 6 is slidably inserted into the limited inner groove 10 under the action of the spring 19, which reflects the limiting support effect of the spring 19 on the spline shaft 7.

[0027] The implementation principle of a tapping machine for mechanical parts in the embodiment of the present application is as follows: by pulling the movable plate 6 to move upward along the inside of the sliding groove 5, the support rod 18 supports the movable movable plate 6, so that the movable movable plate 6 drives the spring 19 to be compressed, and then the bottom of the spline shaft 7 is retracted to the inside of the fixed tube 3, and the servo motor 15 is started to drive the movable disc 16 and the limit rod 17 to rotate, and the input end of the servo motor 15 power supply is electrically connected to the output end of the external power supply, so that the rotating limit rod 17 is clamped into the fixed groove 14 at different positions, and then the limit rod 17 drives the groove wheel 13 to rotate intermittently, so that the rotating groove wheel 13 drives the movable frame 9 to rotate, so that the movable frame 9 rotates to place the limit inner grooves 10 at different positions under the fixed tube 3, and the movable plate 6 is released to make Under the action of the spring 19, the spline shaft 7 is slidably inserted into the limiting inner groove 10, so that the spline shaft 7 is inserted into the inside of the No. 2 spline sleeve 11, so that the tapping device 2 drives the No. 1 spline sleeve 4 to rotate, and the rotation of the No. 1 spline sleeve 4 drives the spline shaft 7 and the No. 2 spline sleeve 11 to rotate synchronously, thereby driving the tap 12 to rotate for tapping and drilling, and the limiting inner grooves 10 at different positions are adjusted by the intermittently rotating movable frame 9 to be placed under the fixed tube 3, so that taps 12 of different sizes are rotated to be suitable for tapping and drilling of different sizes; compared with the prior art, this scheme has the effect of facilitating the replacement of taps 12 of different sizes for tapping and drilling, improves the convenient replacement effect of the tap 12, solves the problem of time-consuming and labor-intensive replacement of the tap 12, and improves the overall processing efficiency of mechanical parts.

[0028] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0029] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0030] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0031] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A mechanical parts tapping machine, comprising a processing table (1), wherein a tapping device (2) is arranged at the top edge of the processing table (1), characterized in that: A fixed tube (3) is fixedly installed in the middle of the front end face of the tapping device (2); a No. 1 spline sleeve (4) is rotatably installed in the middle of the top of the inner wall of the fixed tube (3); a spline shaft (7) is movably installed in the middle of the bottom end of the No. 1 spline sleeve (4) extending to the outside of the fixed tube (3); sliding grooves (5) are provided in the middle of both sides of the inner wall of the fixed tube (3); a movable plate (6) is rotatably installed in the middle of one side of the outer surface of the spline shaft (7) extending to the outside of the sliding groove (5); the fixed tube (3) is fixed in the middle of the bottom end A fixed plate (8) is installed, and a movable frame (9) is rotatably installed in the middle of the bottom end of the fixed plate (8). A plurality of limiting inner grooves (10) are opened through the edge of one end of the movable frame (9), and a second spline sleeve (11) is rotatably installed inside the limiting inner groove (10). The bottom end of the second spline sleeve (11) extends to the bottom of the movable frame (9) and is welded with a tap (12). An intermittent rotating mechanism is also provided on the upper surface of the fixed plate (8), and the taps (12) at different positions are placed below the fixed tube (3).

2. A mechanical parts tapping machine according to claim 1, characterized in that: The intermittent rotation mechanism comprises a groove wheel (13), the groove wheel (13) is welded to the middle of the top end of the movable frame (9) and extends to the top of the fixed plate (8), a fixing groove (14) is provided on one side of the outer surface of the groove wheel (13) at a position corresponding to the limiting inner groove (10), a servo motor (15) is installed at the top edge of the fixed plate (8) near the groove wheel (13), a movable disc (16) is installed at the middle of the bottom end of the servo motor (15) near the groove wheel (13), and a limiting rod (17) is welded to the bottom edge of the movable disc (16).

3. A mechanical parts tapping machine according to claim 1, characterized in that: Through holes are formed on both side edges of the movable plate (6), and a support rod (18) is fixedly installed on the upper surface of the fixed plate (8) through the through holes. A spring (19) is sleeved on the outer surface of the support rod (18) located above the movable plate (6), and the outer diameter of the support rod (18) is smaller than the inner diameter of the through hole. The support rod (18) and the through hole are interlocked with each other.

4. A mechanical parts tapping machine according to claim 1, characterized in that: The top of one side of the spline shaft (7) is located inside the first spline sleeve (4), and the bottom of one side of the spline shaft (7) is located inside the second spline sleeve (11). Both the first spline sleeve (4) and the second spline sleeve (11) are mutually engaged with the spline shaft (7).

5. A mechanical parts tapping machine according to claim 2, characterized in that: One side of the outer surface of the limiting rod (17) is located inside the fixing groove (14), and the fixing groove (14) and the limiting rod (17) are engaged with each other.

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