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CN-116967361-B - Necking processing equipment

CN116967361BCN 116967361 BCN116967361 BCN 116967361BCN-116967361-B

Abstract

The invention belongs to the technical field of intelligent control, and provides necking processing equipment which comprises a clamping mechanism, wherein the clamping mechanism is used for clamping a part to be processed, the clamping mechanism comprises a clamp which is abutted against a first part of the part to be processed, a necking device is used for applying pressure to a second part of the part to be processed, the pressure is used for forming an inward necking on the outer side of the second part, the necking device comprises a fixed ring provided with a hollow axle center and a rotating ring which can move relative to the fixed ring, a necking thimble which can move relative to the fixed ring is arranged on the fixed ring, the hollow axle center is arranged to accommodate the part to be processed, and the rotating ring drives the necking thimble to execute necking processing on the part to be processed under the action of external driving force. Therefore, the positioning mechanism is matched with the necking equipment, each part of the part to be machined is assembled more accurately, and necking machining of the part to be machined is automatically completed through the necking device on the basis of high-precision assembly.

Inventors

  • CHEN XULU
  • YANG LIANHONG

Assignees

  • 珠海市晋德方智能科技有限公司

Dates

Publication Date
20260505
Application Date
20230508

Claims (7)

  1. 1. A necking machine apparatus, comprising: The clamping mechanism is used for clamping a part to be processed and comprises a clamp which is abutted against a first part of the part to be processed and keeps the part to be processed in a preset posture; A necking device for applying pressure to a second part of the part to be processed, the pressure being used for forming inward necking on the outer side of the second part; The necking device comprises a fixed ring provided with a hollow axle center and a rotating ring capable of moving relative to the fixed ring, wherein the fixed ring is provided with a necking thimble capable of moving relative to the fixed ring, the hollow axle center is arranged to accommodate the part to be processed, and the rotating ring drives the necking thimble to execute necking processing on the part to be processed under the action of external driving force; the clamping mechanism comprises a first clamping mechanism and a second clamping mechanism, wherein the first part of the part to be processed comprises a first clamped part and a protrusion extending from the end part of the first clamped part, the first clamping mechanism is used for clamping the first clamped part, and the second clamping mechanism is used for clamping the protrusion; the second clamping mechanism comprises a second clamp, and the second clamp is used for clamping the protrusion; The second clamping mechanism further comprises a clamp connecting part connected with the second clamp, and the clamp connecting part can drive the second clamp to move along the extending direction of the clamp connecting part; The second clamping mechanism further comprises a first guide rail and a second guide rail which are in sliding connection, the first guide rail is connected with the clamp connecting portion, the second guide rail is connected with the first clamping mechanism, and the sliding direction of the first guide rail is perpendicular to the extending direction of the clamp connecting portion.
  2. 2. The necking machine of claim 1, wherein the necking device further comprises a rotating ring positioned outside the fixed ring, the end part of the rotating ring is connected with a rotating handle, the rotating handle is connected with a telescopic bearing through a rotatable pivot, a groove formed from inside to outside along the radial direction is formed in the inner side of the rotating ring, the rotating handle drives the rotating ring to rotate along the pivot under the action of driving force exerted by the telescopic bearing, and the necking top is driven to execute necking processing on a part to be processed in the hollow axle center through the groove in the inner side of the rotating ring.
  3. 3. The necking apparatus according to claim 2, wherein the grooves are located inside the rotating ring in a radial direction of the rotating ring, a first end is located inside the rotating ring, a second end extends from the inside of the rotating ring to an outside direction of the rotating ring, the first end and the second end are located on different axes, a curve is formed between the first end and the second end, and a position where each groove of the rotating ring abuts against an end of a corresponding necking thimble gradually turns from the second end to the first end during rotation of the rotating ring, and drives the necking thimble to move toward a position of an axis of the fixing ring in the radial direction of the fixing ring.
  4. 4. The necking machine of claim 1, wherein the number of necking pins is 2 or more, the necking pins are sequentially arranged at intervals along the circumferential direction of the fixed ring, and the end of each necking pin facing the center of the fixed ring is pointed.
  5. 5. The necking apparatus of claim 1 wherein the clamping mechanism further comprises a third clamping mechanism located below the necking thimble for limiting displacement of the part to be machined below the necking thimble.
  6. 6. The necking machine of claim 1, further comprising a position detection device for acquiring image information of the part to be machined clamped by the clamping mechanism, and determining whether the part to be machined meets the positional relationship of necking machining requirements according to the image information acquired by the position detection device.
  7. 7. The necking equipment according to claim 1, wherein the necking device further comprises a position recovery component matched with the necking thimble, the rotating ring drives the necking thimble to face the position of the part to be machined under the action of external driving force, and the necking thimble returns to the initial position under the action of the position recovery component when the external driving force is cancelled.

Description

Necking processing equipment Technical Field The invention relates to the technical field of intelligent control, in particular to necking processing equipment. Background With the development of electronic science and technology, performance requirements of many electronic devices (such as chips, sensors, etc.) are higher and higher, so as to better meet the reliability requirements of electronic devices. Some electronic devices are designed with a shaft sleeve and a shaft center assembled in the shaft sleeve in the design process, if the shaft sleeve and the shaft center are assembled by adopting interference fit simply, the shaft sleeve and/or the shaft center are easy to damage, and the production yield and efficiency of the electronic devices are difficult to ensure. The inventor finds that, in the process of implementing the invention, aiming at the assembly of the shaft sleeve and the shaft center in the electronic device, the shaft center can be placed in the shaft sleeve in advance, and then pressure can be applied to the outer part of the shaft sleeve through the necking equipment, so that the shaft sleeve and/or the shaft center cannot be damaged in the compression joint process caused by interference fit between the inner part of the shaft sleeve and the shaft center. However, in the prior art, the rotary necking processing equipment capable of realizing the technical scheme is lacking, and especially, the necking operation of the shaft sleeve can not be realized while the shaft center can be assembled inside the shaft sleeve according to the required assembly precision. Disclosure of Invention The invention provides a necking processing device for solving the problem that in the prior art, necking processing equipment for high-precision assembly of electronic devices comprising a shaft sleeve and a shaft center is lacked, the positioning mechanism is matched with the necking equipment, so that all parts of the part to be machined are assembled more accurately, and necking machining of the part to be machined is automatically completed through the necking device on the basis of high-precision assembly. The invention provides a necking processing device, which is characterized by comprising: The clamping mechanism is used for clamping a part to be processed and comprises a clamp which is abutted against a first part of the part to be processed and keeps the part to be processed in a preset posture; A necking device for applying pressure to a second part of the part to be processed, the pressure being used for forming inward necking on the outer side of the second part; The necking device comprises a fixed ring provided with a hollow axle center and a rotating ring capable of moving relative to the fixed ring, the fixed ring is provided with a necking thimble capable of moving relative to the fixed ring, the hollow axle center is arranged to accommodate a part to be processed, and the rotating ring drives the necking thimble to execute necking processing on the part to be processed under the action of external driving force. In the preferred embodiment of the invention, the necking device further comprises a rotating ring positioned outside the fixed ring, the end part of the rotating ring is connected with a rotating handle, the rotating handle is connected with the telescopic bearing through a rotatable pivot, a groove formed from inside to outside along the radial direction is formed in the inner side of the rotating ring, and under the action of driving force applied by the telescopic bearing, the rotating handle drives the rotating ring to rotate along the pivot and drives the necking top to execute necking processing on a part to be processed in the hollow axle center through the groove in the inner side of the fixed ring. In a further preferred embodiment of the present invention, the grooves are located on the inner side of the rotating ring in the radial direction of the rotating ring, the second ends extend from the inner side of the rotating ring to the outer side of the rotating ring, the first ends and the second ends are located on different axes, curves are formed between the first ends and the second ends, and during the rotating process of the rotating ring, the positions of the grooves of the rotating ring, which are abutted against the ends of the corresponding necking ejector pins, gradually turn from the second ends to the first ends, and drive the necking ejector pins to move towards the axial center of the fixed ring along the radial direction of the fixed ring. In the preferred embodiment of the invention, the number of the necking ejector pins is more than or equal to 2, the necking ejector pins are sequentially arranged at intervals along the circumferential direction of the fixed ring, and each necking ejector pin is arranged to be pointed towards the end part of the central position of the fixed ring. In a preferred embodiment of the present invention, the clamping mech