CN-122006967-A - Floating glue spreading device and method

CN122006967ACN 122006967 ACN122006967 ACN 122006967ACN-122006967-A

Abstract

The invention provides a floating gluing device and a floating gluing method, and relates to the field of gluing. The floating gluing device comprises a base, a floating mechanism and a pressure head mechanism, wherein the base can move at least in the horizontal direction, the floating mechanism is movably arranged at the lower end of the base and can float up and down relative to the base, the pressure head mechanism is arranged at the lower end of the floating mechanism and floats along with the floating mechanism, the pressure head mechanism comprises a pressure head and a gluing head arranged on one side of the pressure head, the pressure head is used for being pressed against a surface to be glued, the gluing head is used for gluing the surface to be glued, and the height of the gluing head is higher than that of the pressure head. According to the invention, the floating mechanism and the pressure head mechanism are arranged, and the floating mechanism drives the glue spreading head to adaptively adjust the height, so that the problems of uneven glue spreading, broken glue and the like caused by out-of-flatness of the surface to be glued in the prior art are solved.

Inventors

GUAN ZHI
CHEN WENCHAO
ZHENG YUANPING
YAN JIQUAN
Pang Xianshi

Assignees

东风柳州汽车有限公司

Dates

Publication Date: 20260512
Application Date: 20260225

Claims (10)

1. A floating glue applicator comprising: a base movable at least in a horizontal direction; a floating mechanism movably arranged at the lower end of the base and capable of floating up and down relative to the base, and The pressure head mechanism is arranged at the lower end of the floating mechanism and floats along with the floating mechanism, the pressure head mechanism comprises a pressure head and a gluing head arranged on one side of the pressure head, the pressure head is used for being pressed against a surface to be glued, the gluing head is used for gluing the surface to be glued, and the height of the gluing head is higher than that of the pressure head.
2. Floating glue applicator device according to claim 1, wherein the floating mechanism comprises: the upper end of the connecting component is movably connected with the base, and the lower end of the connecting component is connected with the pressure head mechanism; And the elastic piece is sleeved on the connecting assembly, and two ends of the elastic piece are respectively abutted between the base and the connecting assembly and used for providing elastic restoring force for the floating mechanism.
3. A floating glue applicator as defined in claim 2, wherein the connection assembly includes a connection member including a connection body and a bearing portion provided at an outer peripheral wall of the connection body, the connection body extending in an up-down direction; The elastic piece is abutted between the base and the bearing part, the upper end of the connecting main body is movably connected with the base, and the lower end of the connecting main body is connected with the pressure head mechanism.
4. A floating glue applicator as defined in claim 3, wherein a limiting groove with a downward opening is formed at the lower end of the base, and a limiting portion is provided at the opening of the limiting groove on the base to block the opening of the limiting groove; the upper end of the connecting column extends into the limiting groove in an upward movable mode, the connecting piece further comprises a hanging ring, the hanging ring is hung above the limiting portion, and the elastic piece is abutted between the limiting portion and the bearing portion.
5. A floating glue applicator as claimed in claim 3, wherein the ram is circumferentially disposed on the outside of the glue applicator head and is rotatably connected to the connecting body such that the ram is rotatable about the glue applicator head.
6. Floating glue applicator device according to claim 5, wherein said glue applicator head is connected to the lower end of said connecting body; The pressure head mechanism further comprises a rotary drum, the rotary drum is movably sleeved on the periphery of the connecting main body, and the pressure head is connected with the rotary drum.
7. The floating glue applicator of claim 6, wherein the ram mechanism further comprises a first drive member disposed on the connecting body, and first and second gears engaged with each other, the fixed end of the first drive member being connected to the connecting body, the power end of the first drive member being drivingly connected to the first gear; the ram is connected to the drum by the second gear.
8. Floating glue applicator according to claim 1, wherein the bottom end of the ram is rollably embedded with balls for crimping to the surface to be glued.
9. A floating glue application method, characterized in that it is based on a floating glue application device according to any one of claims 1 to 8, comprising: starting the floating gluing device, and controlling a pressure head of the pressure head mechanism to be abutted against a surface to be glued; The base is controlled to drive the floating mechanism and the pressure head mechanism to do horizontal uniform motion along a preset gluing track, and the gluing heads are synchronously started to conduct gluing operation on the surface to be glued; Detecting the floating height of the floating mechanism relative to the base in real time through a displacement measuring assembly, and feeding back the floating height information to a control system in real time; and the control system analyzes and judges the concave-convex fluctuation of the surface to be glued according to the floating height information, and then adaptively adjusts the glue outlet quantity of the glue spreading head so as to be matched with the height change of the surface to be glued.
10. The floating glue process of claim 9, further comprising: in the horizontal movement of the floating gluing device along a preset gluing track and the gluing process, the pressure head is positioned in front of the advancing direction of the gluing head; calibrating the horizontal distance between the gluing head and the pressing head and the horizontal movement speed of the base in advance, and calculating the delay time according to the horizontal distance and the horizontal movement speed; And the control system delays and adjusts the glue outlet quantity of the glue spreading head after the displacement measuring assembly detects the floating height information and completes judgment according to the delay time, so that the glue outlet quantity is adjusted to an adaptive state when the glue spreading head reaches a detection position.

Description

Floating glue spreading device and method Technical Field The invention belongs to the technical field of gluing, and particularly relates to a floating gluing device and method. Background When the battery is packaged, glue is required to be coated on the bottom of the battery core and the surface of the battery shell, the glue is not only used for bonding the battery core and the shell to realize stable fixation, but also used for transmitting heat of the battery core to the liquid cooling plate to realize temperature control of the battery core, so that uniformity of the thickness of the glue is an assembly key control point. The problem of uneven thickness of the gluing is often caused by the flatness influence of the battery shell, so that the gluing contact area (the requirement is more than or equal to 95%) of the battery core and the shell is influenced, and the structural stability and the heat conducting performance of the battery core are damaged. The gluing head of the existing gluing machine faces a shell with ultra-poor flatness, so that the situation that the gluing head is far away from or is propped against a workpiece easily occurs, uneven gluing and breakage are caused, and the gluing quality and the production efficiency are seriously affected. Disclosure of Invention In view of the above, the present invention provides a floating glue spreading device and method, which aims to solve the problem of uneven glue spreading of the glue spreading head in the prior art. The technical scheme of the invention is realized as follows: the embodiment of the invention provides a floating gluing device which comprises a base, a floating mechanism and a pressure head mechanism, wherein the base at least can move in the horizontal direction, the floating mechanism is movably arranged at the lower end of the base and can float in the vertical direction relative to the base, the pressure head mechanism is arranged at the lower end of the floating mechanism and floats along with the floating mechanism, the pressure head mechanism comprises a pressure head and a gluing head arranged at one side of the pressure head, the pressure head is used for being pressed and connected with a surface to be glued, the gluing head is used for gluing the surface to be glued, and the height of the gluing head is higher than that of the pressure head. In one embodiment, the floating mechanism comprises a connecting component, an elastic piece and an elastic piece, wherein the upper end of the connecting component is movably connected with the base, the lower end of the connecting component is connected with the pressure head mechanism, the elastic piece is sleeved on the connecting component, and two ends of the elastic piece are respectively abutted between the base and the connecting component and used for providing elastic reset force for the floating mechanism. In one embodiment, the connecting assembly comprises a connecting piece, the connecting piece comprises a connecting main body and a bearing part arranged on the outer peripheral wall of the connecting main body, the connecting main body extends along the up-down direction, the elastic piece is abutted between the base and the bearing part, the upper end of the connecting main body is movably connected with the base, and the lower end of the connecting main body is connected with the pressure head mechanism. In one embodiment, a limiting groove with a downward opening is formed at the lower end of the base, a limiting part is arranged at the opening of the limiting groove on the base to block the opening of the limiting groove, the upper end of the connecting column extends into the limiting groove in an upward moving mode, the connecting assembly further comprises a hanging ring, the hanging ring is hung above the limiting part, and the elastic piece is abutted between the limiting part and the bearing part. In an embodiment, the pressure head is disposed around the outer side of the glue spreading head, and the pressure head is rotatably connected with the connecting body, so that the pressure head can rotate around the glue spreading head. In one embodiment, the glue spreading head is connected to the lower end of the connecting body, the pressing head mechanism further comprises a rotary drum, the rotary drum is movably sleeved on the periphery of the connecting body, and the pressing head is connected to the rotary drum. In an embodiment, the pressing head mechanism further comprises a first driving piece, a first gear and a second gear, wherein the first driving piece is arranged on the connecting main body, the first gear and the second gear are meshed with each other, the fixed end connecting piece of the first driving piece is connected to the connecting main body, the power end of the first driving piece is connected to the first gear in a driving mode, and the pressing head is connected to the rotating drum through the second gear. In an embodiment, th