[0027]Embodiment:
[0028]Such asFigures 1 to 7As shown, an embodiment of the ultrasonic assist tapping device of the present invention includes a table 1 and an ultrasonic tapping mechanism 2, a feed mechanism 3, a fitting mechanism 4, a feed mechanism 3, a jacket, a device 4; The material 4 includes a fixing seat 41 that rotates the jacket plate 42 disposed on the fixing seat 41, driving the first drive mechanism 43, a top plate 44 that rotates by the jacket plate 42; the table 1 is set There is a vertical slide 11, the top plate 44 is slidable with the rail 11; a plurality of pinchings are provided on the jacket plate 42, and the top plate 44 is disposed in a jaw member. Next; the feed mechanism 3 is disposed between the top plate 44 and the junction member and is connected to the top plate 44.
[0029]Of course, the top of the top plate 44 is also provided with a driving device that drives the top plate 44, which is well known in the art, which is not detailed herein.
[0030]The number of additional clamps does not limit, and can be increased as needed during the specific implementation process.
[0031]Such asFigure 4 As shown, the junction plate 42 in the present embodiment is provided with an opening 421 through which the jacket plate 42 is formed, and the side wall of the opening 421 is provided with a first groove 422, and the jacket member is an elastic splint disposed within the opening 421. 423. The second groove is provided on the elastic clamp 423, and the second groove is formed with the first groove to form a through hole in which the part is fitted, and the elastic clamp 423 is fixed to the junction plate 42, and the other end is fixed to the drive. The third drive mechanism 425 moves in the opening 421 in the opening 421, wherein the third drive mechanism 425 is a cylinder, preferably a thin cylinder, a thin cylinder having a telescopic rod, which is lighter, with a small space, cylinder bottom of the cylinder. Fixed on the jaw plate 42, the telescopic rod connected to the cylinder is fixed to the elastic splint, so that the part in the feed mechanism 3 is moved upward to the first recess 422 and the second groove 424 under the action of the top plate 44. When the height is high, the cylinder operates, the stretch rod projects the swing of the horizontal direction of the elastic pinch 423, and reduces the distance between the first recess 422 and the second recess 424 such that the first groove 422, the second groove The frictional force of 424 and the part is increased. The part is clamped; when the falling is required, the expansion rod of the cylinder is retracted, and the elastic pinch 423 is reset.
[0032]Further, both the first groove 422 and the side wall of the second groove 424 can be provided with a non-slip structure, such as silica gel, gasket, or pattern, etc. to better clamp the parts to prevent parts from falling to further improve parts. The clamping positioning accuracy and avoids excessive vibration of parts.
[0033]Such asfigure 2 As shown, the ultrasonic tapping mechanism 2 in the present embodiment includes a guide post 21 having an axis perpendicular to the table 1 plane, and the active is disposed on the base 22 on the guide post 21, the tool 23, the base 22, the base 22. 22 Fixed a fourth drive mechanism 24 for driving the base on the guide post 21. Thus, the ultrasonic tapping mechanism 2 can be moved in a vertical direction on the guide post 21 by the fourth drive mechanism 24, thereby facilitating the feed motion during the tapping and the retracting movement after the finishing.
[0034]The fourth drive mechanism 24 in this embodiment includes a driving motor 241 fixed to the base 22, and the second gear 242 is fixedly connected to the drive motor 241, and the second rack 243 is provided on the guide post 21, and the first The two gear 242 meshes with the second rack 243. Such a gear rack meshing can achieve both up and down motion of the ultrasonic tapping module, and the support of the base 22 can be realized to prevent the ultrasonic tapping module from slipping from the guide post 21.
[0035]Such asFigure 5 ,Figure 6 As shown, the tool 23 in this embodiment includes a second drive mechanism 211 (Figure 5 ,Figure 6 省 省 省 省,... 2 2 2.. 2.. 2.................. The second drive mechanism 211 is secured by a motor, and the output shaft of the motor is fixedly coupled to the knife handle 212, and the tool head 213 is rotated thereof, and the tapping; the cutting tool head 213 is conveniently replaced.
[0036]The tool holder 212 in this embodiment includes a sleeve 214 fixed to the second drive mechanism 211, rotating and the coaxial is disposed in the sleeve 215, and the main shaft 215 extends at the end face of the sleeve 214. And the piezoelectric crystal 216 is provided inside, and the piezoelectric crystal 216 is connected to the excitation source 217. The alternating electric field is applied to the piezoelectric crystal 216, which causes vibration to avoid the collapse of the cutter 23. It is of the advantageous embodiments that need to be rotated only one reference in this embodiment. In the specific implementation process, a coil can be provided around the handle 212, and the magnetic field can be used to generate the knife handle 212. Turn the tapping.
[0037]Such asFigure 6 As shown, the excitation source 217 in this embodiment includes a first coil 227 and a second coil 237, and the first coil 227 is disposed at one end of the sleeve 214 near the piezoelectric crystal 216, and the second coil 237 is disposed on the main shaft 215. At one end of the sleeve 214, the second coil 237 is electrically connected to the piezoelectric crystal 216, and the first coil 227 is connected to the alternating power source, and there is a gap between the first coil 227 and the second coil 237. The alternating magnetic field is applied to the first coil 227, thereby generating an alternating current on the second coil 237, and the piezoelectric crystal 216 is applied to generate a torsional vibration, which is made of piezoelectric crystals. 216 The torsional vibration generated can convert the continuous rotation of the cutter head 213 in the tapping process into high-frequency gradual rotation, avoiding the cutting of the tool head 213 in the continuous rotation process; additionally by electromagnetic induction principle The wireless power supply of the piezoelectric crystal 216 avoids the incoming ultrasonic vibration of the power supply in the wire supply of the wire supply to the tool holder 212.
[0038]The piezoelectric crystal 216 in the present embodiment is also connected to the modular split rod 218, and the unveiled rod 218 is provided with one end of the piezoelectric crystal 216 is provided with a clamp 219 for clamping the cutter head 213. The vibration of the piezoelectric crystal 216 is smaller when the inverter electromatal effect is small, and the effect of the tool 23 is smaller, so that the vibration of the piezoelectric crystal 216 is larger than the vibration of the piezoelectric crystal 218, and the torsional vibration effect is more significant.
[0039]The feed mechanism 3 in the present embodiment includes a feed slide 31, which is fixedly disposed at the bottom of the feed slide 31, and the feed slide 31 is connected to the top of the top plate 44. The part generated by the previous process of the automated production line enters the feed slide 31, and the vibration of the vibration device 32 causes the part to the end movement on the feed slide 31, and the top plate 44 is jackded up, improve the tapping production line. The degree of automation and processing efficiency. It is worth noting that the vibration device 32 can be utilized in the art, which is not detailed herein.
[0040]The first driving mechanism 43 in this embodiment includes a cylinder 431, a first rack 432 that is coupled to the cylinder 431, and the rotating shaft 433, and the rotating shaft 433 are fixed to the jaw plate 42, and the other end is provided with a first gear 434, The gear 434 meshes with the first rack 432. The linear movement of the first rack 432 is driven by the linear motion of the cylinder 431, so that the first gear 434 is rotated to the rotating shaft 433 fixed to the first gear 434 to achieve the rotation of the jacket plate 42.
