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CN-122007319-A - Automatic position-changing feeding squeeze riveter for liquid cooling plate

CN122007319ACN 122007319 ACN122007319 ACN 122007319ACN-122007319-A

Abstract

The invention relates to the technical field of squeeze riveters, and discloses an automatic position-changing feeding squeeze riveter for a liquid cooling plate, the device comprises a frame, a processing platform, a press riveting executing mechanism, a bearing deflection assembly, a floating die assembly, an electromagnetic adsorption assembly, at least two sets of vibration directional feeding assemblies, a feeding rotating wheel and a counterpoint mechanism thereof. The loading module moves along the X axis under the action of the X-direction linear driving module, the feeding rotating wheel translates along the Y axis under the action of the Y-direction linear driving module to realize two-dimensional alignment feeding of the porous position, and the feeding rotating wheel clamps single materials through the elastic clamping piece and releases blanking at the indexing corner. The electromagnetic adsorption assembly is in non-contact adsorption with the magnetic bottom plate, drives the die body to move downwards to form a preset gap, is adjustable to adapt to liquid cooling plates with different thicknesses, and improves the blanking in-place rate. The first pressing rivet piece and the second pressing rivet piece are respectively positioned at two sides of the liquid cooling plate and are pressed and riveted to form, double-side pressing rivet under the same clamping posture is achieved, efficiency is improved, and technology is simplified.

Inventors

  • SHI JUN

Assignees

  • 惠州市奇力隆机械设备有限公司

Dates

Publication Date
20260512
Application Date
20260212

Claims (9)

  1. 1. The utility model provides a liquid cooling board is with automatic material loading squeeze riveter that shifts which characterized in that includes: The machine comprises a frame and a processing platform (100), wherein a press riveting executing mechanism (101) is arranged above the processing platform (100); The bearing deflection assembly is arranged on the processing platform (100) and comprises a bearing module (201) and an X-direction linear driving module (202), and the bearing module (201) is driven by the X-direction linear driving module (202) to move along an X-axis so as to realize the hole position alignment of the liquid cooling plate in the length direction; A floating die assembly arranged on the bearing module (201), wherein the floating die assembly comprises a die body (203) and an elastic reset piece (204), and the elastic reset piece (204) provides lifting force for the die body (203); The electromagnetic adsorption assembly (102) is arranged on the processing platform (100), when the electromagnetic adsorption assembly is electrified, the die body (203) is exerted with adsorption force to enable the die body (203) to move down to the working height, and when the electromagnetic adsorption assembly is powered off, the die body (203) floats and resets under the action of the elastic reset piece (204); At least two sets of vibration directional feeding components (300) for respectively carrying out directional arrangement and single grain output on the first press riveting piece (701) and the second press riveting piece (702); the feeding rotary wheel (400) and the alignment mechanism (500) thereof, wherein the feeding rotary wheel (400) is used for receiving single-grain materials output by the vibration directional feeding assembly (300) and releasing the materials when aligning to a target hole site, and the feeding rotary wheel (400) is arranged on the Y-direction linear driving module (600) and is driven by the Y-direction linear driving module to translate along the Y-axis so as to realize the hole site alignment of the liquid cooling plate in the width direction; the bearing module (201) moves along the X axis and is matched with the feeding rotating wheel (400) in a parallel and phase-shifting mode along the Y axis, and automatic feeding of a plurality of press riveting positions of the liquid cooling plate and the die body (203) is achieved; and in the process of press riveting, the first press riveting piece (701) and the second press riveting piece (702) are respectively positioned on the upper side and the lower side of the liquid cooling plate and are subjected to press riveting forming through the press riveting execution mechanism (101), so that double-side press riveting connection is completed under the same clamping posture.
  2. 2. The automatic position-changing feeding squeeze riveter for liquid cooling plates is characterized in that a plurality of circumferentially arrayed mounting grooves are formed in the end face of a feeding rotating wheel (400), elastic clamping pieces (401) are fixedly mounted in the mounting grooves, the free ends of the elastic clamping pieces (401) extend to the outer circle surface area of the feeding rotating wheel (400), positioning openings (402) for containing single materials are formed in the free ends of the elastic clamping pieces (401), and materials output by a vibration directional feeding assembly (300) fall into the positioning openings (402), and clamping force is applied to the materials in the positioning openings (402) by the elastic clamping pieces (401).
  3. 3. The automatic position-changing feeding squeeze riveter for liquid cooling plates according to claim 2, wherein the alignment mechanism (500) comprises a first servo motor (501) and a fixed disc (502), the fixed disc (502) is fixedly arranged at the end part of a shell of the first servo motor (501), and the feeding rotating wheel (400) is arranged at the rotating end of the first servo motor (501); The end face of the fixed disc (502) is fixedly provided with an upper protrusion (503) and a lower protrusion (504), one side of each elastic clamping piece (401) facing the fixed disc (502) is fixedly provided with a stirring protrusion (403), when the upper protrusion (503) and the stirring protrusion (403) are aligned by rotation of the feeding rotating wheel (400), the elastic clamping pieces (401) are deformed and expanded by the upper protrusion (503) so as to enable the positioning opening (402) to form a loading space and allow materials to enter, when the upper protrusion (503) and the stirring protrusion (403) are staggered by rotation of the feeding rotating wheel (400), the elastic clamping pieces (401) reset and clamp the materials, and when the feeding rotating wheel (400) rotates to the position where the lower protrusion (504) is aligned with the stirring protrusion (403) and the positioning opening (402) faces downwards, the elastic clamping pieces (401) are deformed and expanded by extrusion of the lower protrusion (504) so as to enable the materials to fall into the hole site of the liquid cooling plate or the hole site of the die body (203).
  4. 4. The automatic position-changing feeding squeeze riveter for liquid cooling plates, as set forth in claim 3, wherein the Y-direction linear driving module (600) is a servo electric cylinder, the servo electric cylinder is mounted on the upper side of the processing platform (100) through a bracket, and the first servo motor (501) is mounted at a telescopic end of the servo electric cylinder and moves along the Y-axis along with the telescopic end.
  5. 5. The automatic position-changing feeding squeeze riveter for liquid cooling plates, as set forth in claim 2, wherein the feeding rotary wheel (400) is of a replaceable structure, and is provided with feeding rotary wheels (400) of various specifications, and the shape and the size of the positioning opening (402) of the feeding rotary wheel (400) of different specifications are set according to the shape of the material so as to adapt to feeding and discharging of the porous material and the non-porous material.
  6. 6. The automatic position-changing feeding squeeze riveter for liquid cooling plates according to claim 1, wherein a blanking port (301) is arranged at the output end of the vibration directional feeding assembly (300), a baffle plate (302) is slidably arranged at the blanking port (301), and the baffle plate (302) has a tendency of sealing the blanking port (301) under the action of a tight spring (303); When the feeding rotating wheel (400) moves to a preset material taking position under the action of the Y-direction linear driving module (600), the feeding rotating wheel (400) and the baffle plate (302) are matched to push the baffle plate (302) to open the material discharging opening (301) so as to allow single materials to fall into the positioning opening (402) of the feeding rotating wheel (400), and when the feeding rotating wheel leaves the material taking position, the baffle plate (302) is reset under the action of the abutting spring (303) so as to close the material discharging opening (301).
  7. 7. The automatic position-changing feeding squeeze riveter for liquid cooling plates is characterized in that the floating die assembly further comprises a magnetic bottom plate (205), a guide column (206) is fixedly arranged between the die body (203) and the magnetic bottom plate (205), the guide column (206) is in sliding connection with the bearing module (201), the elastic reset piece (204) is sleeved on the outer side of the guide column (206), when the liquid cooling plates are placed above the die body (203), the electromagnetic adsorption assembly (102) is electrified to generate magnetic attraction for adsorbing the magnetic bottom plate (205), and the die body (203) is moved down to a preset height under the action of the magnetic attraction, so that a preset gap is formed between the upper surface of the liquid cooling plates and the blanking end of the feeding rotating wheel (400).
  8. 8. The automatic position-changing feeding squeeze riveter for liquid cooling plates according to claim 1, wherein a squeeze riveter sleeve assembly (103) is arranged on the lower side of the squeeze riveter actuator (101), the squeeze riveter sleeve assembly (103) comprises one or more squeeze riveters, and the squeeze riveters are arranged corresponding to hole sites of the liquid cooling plates and hole sites of the die body (203).
  9. 9. The automatic position-changing feeding squeeze riveter for liquid cooling plates, as set forth in claim 1, wherein the X-direction linear driving module (202) comprises an X-direction linear guide pair (207), two transmission screw rods (208) and two second servo motors (209), the bearing position-changing assembly comprises two bearing modules (201), the two bearing modules (201) are arranged on the X-direction linear guide pair (207), and the two bearing modules (201) are selectively moved to the position right below the squeeze riveting executing mechanism (101) to realize alternate beats of one station squeeze riveting and another station feeding preparation.

Description

Automatic position-changing feeding squeeze riveter for liquid cooling plate Technical Field The invention relates to the technical field of squeeze riveters, in particular to an automatic position-changing feeding squeeze riveter for a liquid cooling plate. Background As a key component in a heat dissipation system of an electronic device, a liquid cooling plate is generally required to be assembled with fasteners or rivet pressing pieces (such as nuts, pins, rivet columns and the like) at a plurality of hole sites of a plate body so as to meet requirements of subsequent assembly connection, sealing fixation or structural reinforcement. Because the liquid cooling plate is provided with a plurality of riveting points, the distribution range is large and the positions are inconsistent, point-by-point feeding and riveting forming are often needed to be carried out on different hole sites in the production process, and the partial riveting structure requires that the first riveting piece and the second riveting piece are respectively positioned on two sides of the liquid cooling plate, so that double-side riveting connection is realized. The conventional liquid-cooled plate riveting equipment mostly adopts a vibration disc/vibration feeder to realize directional material conveying in cooperation with a linear feeding channel, and performs riveting after materials are led into hole sites in a riveting station in a mode of pushing by a linear cylinder, pushing downwards or guiding pins for assistance and the like. The structure generally has the following defects that (1) aiming at materials with holes such as nuts and the like, a guide needle or a guide structure is usually required to ensure blanking postures, and for non-hole materials such as pin shafts and the like, the guide mode is limited, skew, overturning or blanking is easy to occur, the materials are in free falling or pushing release states in the blanking process, when the blanking height is large or the gap between an outlet and the surface of a workpiece is large, the materials are easy to bounce, rebound or secondarily deviate, hole position alignment precision is reduced, the clamping and neglected loading probability is increased, 3) for adapting to the processing of the porous positions of the liquid cooling plate, partial equipment realizes alignment by moving the workpiece or a feeding mechanism, but the mechanism is complex and beat is limited, feeding interruption is easy to occur during feeding switching or station switching, continuous production efficiency is influenced, and 4) when the liquid cooling plate has different thickness specifications, the gap between the feeding end and the surface of the liquid cooling plate is difficult to adjust, a cushion block is required to be manually adjusted or replaced, and the adjustment efficiency is low and consistency is poor. Aiming at the problems of unstable feeding posture and poor blanking arrival rate of the existing riveting equipment, a scheme of equipment suitable for liquid cooling plate multi-hole position riveting is needed. Disclosure of Invention The invention aims to solve the defects of unstable feeding posture and poor blanking arrival rate of pressure riveting equipment in the prior art, and provides an automatic position-changing feeding pressure riveting machine for a liquid cooling plate. In order to achieve the purpose, the invention adopts the following technical scheme that the automatic position-changing feeding squeeze riveter for the liquid cooling plate comprises: The machine frame and the processing platform are provided with a press riveting executing mechanism above the processing platform; the bearing deflection assembly is arranged on the processing platform and comprises a bearing module and an X-direction linear driving module, and the bearing module moves along an X axis under the driving of the X-direction linear driving module so as to realize the alignment of the hole position of the liquid cooling plate in the length direction; The floating die assembly is arranged on the bearing module and comprises a die body and an elastic reset piece, and the elastic reset piece provides lifting force for the die body; The electromagnetic adsorption assembly is arranged on the processing platform, and when the electromagnetic adsorption assembly is electrified, an adsorption force is applied to the die body to enable the die body to move down to the working height, and when the electromagnetic adsorption assembly is powered off, the die body floats upwards and resets under the action of the elastic resetting piece; At least two sets of vibration directional feeding components are used for respectively carrying out directional arrangement and single grain output on the first press riveting piece and the second press riveting piece; the feeding rotating wheel is used for receiving single-grain materials output by the vibration directional feeding assembly and releasing