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CN-121972743-A - Automatic nut processing equipment

CN121972743ACN 121972743 ACN121972743 ACN 121972743ACN-121972743-A

Abstract

The invention relates to the technical field of metal cutting, in particular to automatic nut processing equipment which comprises a frame, a tapping component, a material conveying component and an oil supply component, wherein the tapping component comprises a material receiving part, a material pushing part, a rotating shaft and a bent handle tap, the material receiving part is used for receiving and conveying nuts conveyed by the material conveying component, the material pushing part is used for driving the nuts to slide in the material receiving part, the rotating shaft is arranged on the frame and can rotate around the axis of the rotating shaft and internally provided with a material conveying channel and an oil supply channel, the rotating shaft is sleeved with an oil retainer ring, the oil retainer ring can slide axially relative to the rotating shaft and is used for disconnecting the communication between the material conveying channel and the outside, the bent handle tap is provided with a horizontal section and a bent handle section, the horizontal section and the rotating shaft are coaxially arranged and can synchronously rotate along with the rotating shaft, and the inside of the bent handle tap is provided with an oil conveying channel which is communicated with the oil supply channel. Thereby guarantee that lubricating oil can transport to horizontal segment department through defeated oil passage, when reducing lubricating oil consumption, reduce extravagant.

Inventors

  • Fang Saiqiong

Assignees

  • 浙江方泉汽车标准件股份有限公司

Dates

Publication Date
20260505
Application Date
20260325

Claims (10)

  1. 1. An automatic nut processing device is characterized by comprising a frame, a tapping assembly, a material conveying assembly and an oil supply assembly; The tapping assembly comprises a receiving part, a pushing part, a rotating shaft and a bent handle tap, wherein the receiving part is arranged on the frame, a receiving channel is formed in the receiving part, the cross section shape of the receiving channel is the same as that of the nut, and the receiving channel is configured to be capable of conveying the nut; the pushing part is arranged on the frame, is partially inserted in the material receiving channel in a sliding way, and is configured to push the nut to slide along the material receiving channel; the bending handle tap is provided with a horizontal section and a bending handle section, the horizontal section is inserted in the receiving channel and is coaxially arranged with the rotating shaft, part of the horizontal section and the bending handle section are inserted in the feeding channel, the horizontal section is provided with a tapping part, the tapping part is configured to tap a nut, the bending handle tap is internally provided with an oil conveying channel, a first end of the oil conveying channel is positioned at the tapping part and is communicated with the receiving channel, a second end of the oil conveying channel is positioned at the bending handle section and is communicated with the feeding channel, and the pushing part is internally provided with an oil discharging channel which is communicated with the material conveying channel and the outside; The material conveying assembly is configured to convey the nut into the material receiving channel; The oil supply assembly is configured to deliver lubricating oil into the oil supply passage.
  2. 2. The automated nut processing apparatus of claim 1, wherein the oil outlet passage is internally pressurized, and wherein the tapping assembly further comprises a negative pressure member configured to create a negative pressure within the oil outlet passage.
  3. 3. The automated nut processing equipment of claim 1, wherein the communication between the oil supply channel and the feed channel is located at the juncture of the horizontal segment and the curved shank segment.
  4. 4. The automated nut processing equipment of claim 1, wherein the oil delivery channel has the same shape as the curved-stem tap and is centered on the curved-stem tap.
  5. 5. The automated nut processing equipment of claim 1, wherein a plurality of oil inlets are formed in the peripheral side wall of the bent handle section, and the plurality of oil inlets are circumferentially arranged and are communicated with the oil conveying channel and the material conveying channel.
  6. 6. The automated nut processing apparatus of claim 1, wherein the frame further comprises a receiving hopper configured to collect the threaded nuts.
  7. 7. The automated nut processing apparatus of claim 1, further comprising a filter unit configured to filter the lubrication oil discharged from the oil outlet passage, the oil supply assembly further configured to deliver the lubrication oil filtered by the filter unit into the oil supply passage.
  8. 8. The automated nut processing equipment of claim 1, wherein the pushing portion is capable of synchronously moving the slinger in an axial direction.
  9. 9. The automated nut processing apparatus of claim 1, wherein the tapping assembly further comprises a first drive configured to provide a driving force for movement of the pusher.
  10. 10. The automated nut processing apparatus of claim 1, wherein the tapping assembly further comprises a second drive member configured to provide a driving force for rotation of the spindle.

Description

Automatic nut processing equipment Technical Field The invention relates to the technical field of metal cutting, in particular to automatic nut processing equipment. Background Metal cutting is a core machining mode in the field of machine manufacturing in which excess metal material of a workpiece is removed by a cutting tool to obtain a shape, size and surface quality meeting design requirements, and nut machining is an important component part of machine part manufacturing, and is essentially a typical application of metal cutting technology in specific part machining. The nut processing process comprises core procedures such as blanking, forming, tapping and the like, wherein tapping is a key step of processing internal threads meeting the specification on the inner wall of a nut blank through tapping equipment, and the connection precision and the service performance of the nut are directly determined. In the related art, as in chinese patent application CN120861955A, an internal thread processing device for a nut is disclosed, which includes a support and a spindle disposed on the support, wherein the end of the spindle is provided with a curved tap through a mounting portion, the curved tap includes a horizontal section and a curved bending section, the horizontal section is coaxial with the spindle and is provided with a cutting edge for tapping, the mounting portion includes two side plates respectively disposed on two sides of the bending section, and the side plates are parallel to a plane where the bending section is disposed, so as to form a channel for conveying the nut. However, in order to ensure the tapping efficiency and the service life of the curved-shank tap, the internal thread processing equipment of the nut is required to continuously lubricate the horizontal section of the curved-shank tap when tapping the nut, and the existing method generally adopts a direct oil injection mode, so that the consumption of lubricating oil is relatively high and waste is easily caused. Disclosure of Invention Based on the above, it is necessary to provide an automatic nut processing device for solving the problems of large consumption of lubricating oil and serious waste in the current nut tapping process. The above purpose is achieved by the following technical scheme: An automatic nut processing device comprises a frame, a tapping assembly, a material conveying assembly and an oil supply assembly; The tapping assembly comprises a receiving part, a pushing part, a rotating shaft and a bent handle tap, wherein the receiving part is arranged on the frame, a receiving channel is formed in the receiving part, the cross section shape of the receiving channel is the same as that of the nut, and the receiving channel is configured to be capable of conveying the nut; the pushing part is arranged on the frame, is partially inserted in the material receiving channel in a sliding way, and is configured to push the nut to slide along the material receiving channel; the bending handle tap is provided with a horizontal section and a bending handle section, the horizontal section is inserted in the receiving channel and is coaxially arranged with the rotating shaft, part of the horizontal section and the bending handle section are inserted in the feeding channel, the horizontal section is provided with a tapping part, the tapping part is configured to tap a nut, the bending handle tap is internally provided with an oil conveying channel, a first end of the oil conveying channel is positioned at the tapping part and is communicated with the receiving channel, a second end of the oil conveying channel is positioned at the bending handle section and is communicated with the feeding channel, and the pushing part is internally provided with an oil discharging channel which is communicated with the material conveying channel and the outside; The material conveying assembly is configured to convey the nut into the material receiving channel; The oil supply assembly is configured to deliver lubricating oil into the oil supply passage. Further, the tapping assembly includes a negative pressure element configured to create a negative pressure within the oil outlet passage. Further, the communication part of the oil supply channel and the material conveying channel is positioned at the junction of the horizontal section and the bent handle section. Further, the oil delivery passage has the same shape as the curved-shank tap and is located at the center of the curved-shank tap. Further, a plurality of oil inlets are formed in the peripheral side wall of the bent handle section, are circumferentially distributed and are communicated with the oil conveying channel and the material conveying channel. Further, a receiving hopper is further arranged on the frame, and the receiving hopper is configured to collect the tapped nuts. Further, the automatic nut processing equipment further comprises a filtering unit, the filtering unit