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CN-117505689-B - Automatic rivet pulling equipment and automatic rivet pulling assembly line

CN117505689BCN 117505689 BCN117505689 BCN 117505689BCN-117505689-B

Abstract

The invention discloses automatic rivet pulling equipment which comprises a frame and riveting mechanisms, wherein the riveting mechanisms comprise a triaxial moving module and a riveting gun, two groups of support rails which are distributed front and back are fixedly arranged on the upper end face of the frame, two riveting mechanisms are arranged and distributed front and back, a conveying line is fixedly arranged on the upper end face of the frame, side positioning mechanisms are arranged on two sides of the conveying line and are positioned between the conveying line and the support rails, a top positioning mechanism is arranged on each side positioning mechanism, two end positioning mechanisms are arranged on the upper end face of the frame, the end positioning mechanisms are lower than the conveying line in the process that a shell moves to the conveying line, a jacking mechanism is fixedly arranged on the upper end face of the frame, the shell on the conveying line is jacked up to be separated from the conveying line, and when the shell is separated from the conveying line, the two riveting mechanisms rivet a plurality of riveting points on the upper surface of the shell at the same time. The invention can rivet the large-area planar shell at the same time, thereby improving the riveting efficiency.

Inventors

  • MA XIAOYE
  • LI WEI

Assignees

  • 苏州鹰蚁智能装备有限公司

Dates

Publication Date
20260512
Application Date
20231208

Claims (9)

  1. 1. The utility model provides an automatic rivet equipment (100), includes frame (110), riveting mechanism includes triaxial removal module (170), riveter (180), triaxial removal module (170) drive riveter (180) are from top to bottom, left and right sides, fore-and-aft direction removal, its characterized in that: Two groups of support rails (111) which are distributed front and back are fixedly arranged on the upper end face of the frame (110), two riveting mechanisms are arranged and distributed front and back, and the riveting mechanisms are respectively arranged on a group of support rails (111) corresponding to the riveting mechanisms; the upper end face of the frame (110) is fixedly provided with a conveying line (120) which is positioned between the two groups of support rails (111); Both sides of the conveying line (120) are provided with side positioning mechanisms (130), the side positioning mechanisms (130) are positioned between the conveying line (120) and the supporting rail (111), and the two side positioning mechanisms (130) are used for centering the shell (300); A top positioning mechanism (140) is arranged on each side positioning mechanism (130), and the top positioning mechanism (140) is used for pressing the top of the shell (300); The upper end face of the frame (110) is provided with two end positioning mechanisms (160), the two end positioning mechanisms (160) are used for positioning the front end and the rear end of the shell (300), and in the process that the shell (300) moves to the conveying line (120), the end positioning mechanisms (160) are lower than the conveying line (120); A jacking mechanism (150) is fixed on the upper end surface of the frame (110), and the jacking mechanism (150) can jack up the shell (300) on the conveying line (120) until the shell is separated from the conveying line (120); When the shell (300) is separated from the conveying line (120), the two riveting mechanisms rivet a plurality of riveting points (310) on the upper surface of the shell (300) at the same time; The end positioning mechanism (160) includes: The two end limiters (167), the two end limiters (167) are arranged at the front end and the rear end of the bottom plate (112), and the bottom plate (112) is fixedly arranged on the upper end face of the frame (110); The sliding plate (162) is arranged on the upper end face of the bottom plate (112) in a sliding manner through the end sliding rail (112 a), clamping grooves (162 b) are formed in two sides of the front end and the rear end of the sliding plate (162), and each end limiter (167) can be abutted against the corresponding clamping groove (162 b); An end cylinder (161) fixedly mounted on the base plate (112) for driving the slide plate (162) to move back and forth; a fixed support (163) fixedly mounted on the upper end surface of the slide plate (162); The rotary support seat (168), the rotary support seat (168) is rotatably arranged above the fixed support seat (163) through the rotary shaft (164), and an end positioning roller (169) is arranged at the top of the fixed support seat (163); The overturning cylinder (165) is arranged on the sliding plate (162) and is used for driving the rotary supporting seat (168) to overturn by 90 degrees; the end positioning roller (169) has a horizontal state and a vertical state; when the end positioning roller (169) is turned to be in a vertical state, the axial direction of the end positioning roller (169) is vertical to the shell (300), and the circumferential wall of the end positioning roller (169) is abutted against the front end or the rear end side wall of the shell (300); when the end positioning roller (169) is turned to a horizontal state, the end positioning roller (169) is lower than the housing (300).
  2. 2. The automatic blind rivet apparatus (100) as set forth in claim 1, wherein each of said side positioning mechanisms (130) comprises: the support plate (132) is arranged on the upper end face of the frame (110) in a sliding way through at least two side positioning slide rails (131); At least one side positioning cylinder (134) fixed on the upper end surface of the frame (110) and connected with the supporting plate (132) for driving the supporting plate (132) to move left and right, and a buffer limiter (135) for limiting the movement of the supporting plate (132) is arranged on the frame (110); The side positioning rollers (133) are perpendicular to the upper end face of the frame (110) and are rotatably arranged on the inner side of the supporting plate (132), and the running direction of the side positioning rollers (133) is the front-back direction and can be abutted against the side walls on the two sides of the shell (300).
  3. 3. The automatic blind rivet apparatus (100) as set forth in claim 2, characterized in that said top positioning mechanism (140) comprises: A plurality of top positioning cylinders (141) fixedly installed on the upper end surface of the support plate (132); a plurality of top limiters (142), each top limiter (142) is installed on the telescopic shaft of the corresponding top positioning cylinder (141) through a connecting rod (143); each top limiter (142) is lifted and lowered by driving of a top positioning cylinder (141), and the bottom of each top limiter (142) is used for pressing the upper surface of the shell (300).
  4. 4. The automatic blind rivet apparatus (100) according to claim 1, characterized in that: The two conveying lines (120) are arranged and positioned on two sides of the upper end face of the frame (110), each conveying line (120) comprises a plurality of conveying rollers (121) which are parallel to each other, and the conveying direction of each conveying line (120) is in a front-back trend; the two conveyor lines (120) are spaced apart by a predetermined distance, and the two end positioning mechanisms (160) are positioned at the front end and the rear end of the predetermined distance.
  5. 5. The automatic blind rivet apparatus (100) according to claim 4, wherein said jacking mechanism (150) comprises: the lifting plate (151) is positioned above the frame (110), a plurality of extension arms (152) are arranged on the upper end face of the lifting plate (151), each extension arm (152) can penetrate through a gap between the conveying rollers (121), and the end part of each extension arm (152) is connected with a lifting cushion block (155); The jacking cylinder is fixedly arranged on the frame (110) and used for driving the jacking plate (151) to lift; the jacking cushion block (155) is lifted to be higher than the conveying line (120) or lowered to be lower than the conveying line (120) through driving of the jacking cylinder.
  6. 6. The automatic rivet pulling device (100) according to claim 5, wherein a horizontal adjusting plate (153) is arranged at the end part of the extension arm (152), an adjusting guide rail (154) which runs left and right is arranged on the upper end surface of the horizontal adjusting plate (153), the jacking cushion block (155) is slidably arranged on the adjusting guide rail (154), and the jacking cushion block (155) can be locked at any position of the horizontal adjusting plate (153) through the matching of a plurality of bolts and bolt holes.
  7. 7. The automatic blind rivet apparatus (100) according to claim 1, characterized in that: The two ends of the rotating shaft (164) are fixedly connected with the rotating support seat (168), and the rotating shaft (164) is rotatably connected with the fixed support seat (163) through a bearing; a driving connecting piece (164 a) is fixedly arranged on the rotating shaft (164); The utility model discloses a turnover device is characterized in that an end supporting seat (162 a) is arranged on a sliding plate (162), a cylinder body of a turnover cylinder (165) is rotationally connected with the end supporting seat (162 a), a telescopic shaft of the turnover cylinder (165) is rotationally connected with a driving connecting piece (164 a), a yielding hole (162 c) for the rotation of the turnover cylinder (165) is arranged on the sliding plate (162), and the yielding hole (162 c) is positioned below the turnover cylinder (165).
  8. 8. The automatic blind rivet apparatus (100) according to claim 7, characterized in that: the rotating shaft (164) is fixedly provided with a horizontal state limiting plate (164 b) and a vertical state limiting plate (164 c), and the horizontal state limiting plate (164 b) and the vertical state limiting plate (164 c) are arranged in a staggered mode and distributed at 90 degrees; The upper end face of the sliding plate (162) is provided with a first limiter (166 a) and a second limiter (166 b) which are used for limiting the horizontal limiting plate (164 b) and the vertical limiting plate (164 c) respectively, and the first limiter (166 a) and the second limiter (166 b) are reversely arranged.
  9. 9. An automatic rivet pulling assembly line is characterized by comprising the automatic rivet pulling equipment (100) according to any one of claims 1-8, wherein a feed conveying line (210) and a discharge conveying line (220) which can be respectively connected with the front end and the rear end of a conveying line (120) are respectively connected with the front end and the rear end of a rack (110), a protective cover (190) is arranged on the rack (110), an inlet and an outlet through which the feed conveying line (210) and the discharge conveying line (220) pass are respectively formed in the front end and the rear end of the protective cover (190), and at least one riveting gun (180) of each riveting mechanism is arranged.

Description

Automatic rivet pulling equipment and automatic rivet pulling assembly line Technical Field The invention relates to a rivet pulling device, in particular to an automatic rivet pulling device and an automatic rivet pulling assembly line. Background At present, when a shell (such as a shell component of a new energy lithium battery module) is riveted, a rivet pulling machine is adopted for rivet pulling, and as 2023.04.28 is published, in the patent of the invention with the publication number of CN116031462A, riveting equipment for a lithium battery module production line is disclosed, and the equipment is used for realizing automatic riveting of the lithium battery module, and comprises a frame, an end positioning mechanism for positioning the end of a battery cell group, a top pressing mechanism for elastically pressing the battery cell group on the end positioning mechanism, a side positioning mechanism for positioning the side of the battery cell group pressed by the top pressing mechanism, a side positioning mechanism side plate for positioning and attaching a side plate to the side of the battery cell group, and a riveting mechanism for riveting an end plate and the side plate. The top pressing mechanism and the side positioning mechanism are arranged on a portal frame of the frame. However, when riveting to some large-area plane shells, riveting positions are distributed much and are located on the upper end face of the large-area plane shell, once the top pressing mechanism and the side positioning mechanism are arranged right above the large-area plane shells, the riveting equipment cannot be matched with a plurality of riveting guns to rivet a plurality of riveting positions on the upper end face of the large-area plane shells at the same time, so that the riveting efficiency is affected, and the riveting equipment cannot be suitable for riveting of the large-area plane shells. Disclosure of Invention In order to overcome the above-mentioned drawbacks, the present invention aims to provide an automatic rivet pulling device and an automatic rivet pulling assembly line, which can rivet a large-area planar shell at the same time, and the positioning of the shell does not affect the riveting operation, thereby improving the riveting efficiency. In order to achieve the above purpose, the automatic riveting equipment comprises a frame and a riveting mechanism, wherein the riveting mechanism comprises a triaxial moving module and a riveting gun, the triaxial moving module drives the riveting gun to move in the up-down, left-right and front-back directions, two groups of support rails which are distributed front and back are fixedly arranged on the upper end face of the frame, the riveting mechanism is provided with two groups of support rails which are distributed front and back and are respectively arranged on a group of support rails corresponding to the frame, a conveying line is fixedly arranged on the upper end face of the frame and is positioned between the two groups of support rails, side positioning mechanisms are arranged on two sides of the conveying line of the shell, the two side positioning mechanisms are used for centering the shell, a top positioning mechanism is arranged on each side positioning mechanism and is used for pressing the top of the shell, the two end positioning mechanisms are arranged on the upper end face of the frame and are used for positioning the front and back ends of the shell, the end positioning mechanisms are lower than the end positioning mechanisms in the process of the conveying line when the shell moves to the conveying line, the end positioning mechanisms are positioned on the upper end face of the frame, the side positioning mechanisms are positioned between the conveying line and the two side positioning mechanisms are positioned between the conveying line and the support rails, and the two side positioning mechanisms are separated from the upper end positioning mechanisms and the shell, and the top positioning mechanism can be lifted from the upper surface of the shell and are simultaneously separated from the riveting mechanism. Preferably, each side positioning mechanism comprises a support plate, at least one side positioning cylinder, a plurality of side positioning rollers and a plurality of shell, wherein the support plate is arranged on the upper end face of a frame in a sliding mode through at least two side positioning sliding rails, the at least one side positioning cylinder is fixed on the upper end face of the frame and connected with the support plate and used for driving the support plate to move left and right, the frame is provided with a buffer limiter for limiting the support plate to move, the plurality of side positioning rollers are mutually perpendicular to the upper end face of the frame and are rotatably arranged on the inner side of the support plate, and the running direction of the side positioning rollers is the front-back direc