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CN-224210579-U - Hot-melting edge wrapping device for arc-shaped product

CN224210579UCN 224210579 UCN224210579 UCN 224210579UCN-224210579-U

Abstract

The utility model relates to a hot melting edge covering device for an arc-shaped product, which comprises a jig, an end part hot melting mechanism and a central hot melting mechanism, wherein the jig is provided with a positioning groove, the first side of the positioning groove is arc-shaped, the end part hot melting mechanism comprises a first driving piece, a first heating piece, a second driving piece and a second heating piece, the first heating piece is connected with the output end of the first driving piece, the second heating piece is connected with the output end of the second driving piece, and the central hot melting mechanism comprises a third driving piece and a third heating piece. According to the utility model, through the arrangement, the third driving piece drives the third heating piece to move towards the middle part of the first side of the positioning groove, the third heating piece can be embedded into the first space, a continuous complete arc heating surface is formed with the working surfaces of the first heating piece and the second heating piece at the two ends, and meanwhile, the product is further abutted, extruded, stretched and flattened.

Inventors

  • Kang Jifei
  • LIU FENG
  • JIN YIWEN

Assignees

  • 苏州凯尔博科技股份有限公司

Dates

Publication Date
20260508
Application Date
20250530

Claims (10)

  1. 1. A hot melt hemming device for an arcuate product comprising: The jig (5) is provided with a positioning groove (6), and a first side of the positioning groove (6) is arc-shaped; the end part hot melting mechanism comprises a first driving part (2), a first heating part (7), a second driving part (3) and a second heating part (8), wherein the first heating part (7) is connected to the output end of the first driving part (2), the second heating part (8) is connected to the output end of the second driving part (3), and the first heating part (7) and the second heating part (8) can move to the first side of the positioning groove (6) and are adaptive to the two ends of the positioning groove (6) on the first side in shape; The central hot melting mechanism comprises a third driving piece (4) and a third heating piece (11), wherein the output end of the third heating piece (11) is connected to the third driving piece (4), a first interval is reserved between the first heating piece (7) and the second heating piece (8) when the first heating piece and the second heating piece are close to the positioning groove (6), and the size of the third heating piece (11) is adapted to the first interval and is adapted to the middle part of the positioning groove (6) on the first side.
  2. 2. The hot-melt edge covering device for arc-shaped products of claim 1, wherein the moving direction of the first heating element (7) and the length direction of the jig (5) form a first included angle, and the first heating element (7) is far away from the center of the jig (5) along the width direction of the jig (5) when being close to the first side of the jig (5).
  3. 3. The hot-melt edge covering device for arc-shaped products according to claim 2, wherein the moving direction of the second heating element (8) and the length direction of the jig (5) form a second included angle, the second heating element (8) is far away from the center of the jig (5) along the width direction of the jig (5) when being close to the first side of the jig (5), and the inclination directions of the first heating element (7) and the second heating element (8) are opposite when being close to the jig (5) when being moved.
  4. 4. A hot melt taping device for arcuate products according to claim 3, wherein the third driving member (4) comprises a first sub driving member (41) and a second sub driving member (42), the third heating member (11) comprises a first sub heating member (9) and a second sub heating member (10), and the first sub heating member (9) and the second sub heating member (10) are connected to the output ends of the first sub driving member (41) and the second sub driving member (42), respectively.
  5. 5. The hot-melt edge covering device for arc-shaped products according to claim 4, wherein a third included angle is formed between the moving direction of the first sub heating piece (9) and the length direction of the jig (5), the first sub heating piece (9) is far away from the center of the jig (5) along the width direction of the jig (5) when being close to the first side of the jig (5), the inclined direction of the first sub heating piece (9) when being close to the jig (5) is the same as that of the first heating piece (7), and the first included angle is larger than the third included angle.
  6. 6. The hot-melt edge covering device for arc-shaped products according to claim 4, wherein a fourth included angle is formed between the moving direction of the second sub heating piece (10) and the length direction of the jig (5), the second sub heating piece (10) is far away from the center of the jig (5) along the width direction of the jig (5) when being close to the first side of the jig (5), the inclination direction of the second sub heating piece (10) when being close to the jig (5) is the same as that of the second heating piece (8), and the second included angle is larger than the fourth included angle.
  7. 7. A hot-melt hemming device for an arc-shaped product according to claim 4, wherein the first sub-heating member (9) and the second sub-heating member (10) each comprise a first supporting portion (91) and a first abutting portion (92), the first supporting portion (91) is connected with the third driving member (4), and the first abutting portion (92) is adapted to the shape of the positioning groove (6).
  8. 8. The hot-melt edge covering device for arc-shaped products according to claim 7, wherein the first supporting portion (91) extends along the length direction of the jig (5), the first abutting portion (92) extends along the arc-shaped boundary of the positioning groove (6), the width of the first abutting portion (92) is larger than that of the first supporting portion (91), and avoidance spaces (93) are formed on two sides of the first supporting portion (91) and the first abutting portion (92) in a matched mode.
  9. 9. The hot-melt hemming device for an arc-shaped product according to claim 1, further comprising a plurality of bases (1), wherein the first driving member (2), the second driving member (3) and the third driving member (4) are detachably mounted to the bases (1), respectively.
  10. 10. A hot-melt edge covering device for curved products according to claim 1, characterized in that the side of the first heating element (7) and/or the second heating element (8) adjacent to the third heating element (11) is provided with a relief groove (12).

Description

Hot-melting edge wrapping device for arc-shaped product Technical Field The utility model relates to the technical field of hot melting devices, in particular to a hot melting edge covering device for arc-shaped products. Background In the production process of the automotive interior, the hot melting device is equipment for hot melting the interior material (such as plastic, leather, fabric and the like) and the material conveying part together, and the main function of the equipment is to firmly combine the interior material on the edge or the whole contact surface by a specific hot melting technology to form an interior product so as to meet the requirements ‌ on the aesthetic property, the comfort property and the functionality of the automotive interior. When traditional hot melt device carries out the hot melt for curved automotive interior to one side, when covering arc middle part region, because of the span is great, be difficult to guarantee that heat evenly transmits whole arc surface. This results in overheating of a portion of the workpiece and insufficient heat fusion of the portion, and the heating element of the conventional heat fusion apparatus is generally moved at a fixed angle or direction and contacts the workpiece, such that the heating element and the two ends of the workpiece are not sufficiently adhered to each other with poor flatness. Disclosure of utility model Therefore, the utility model aims to solve the technical problem that the heating element of the traditional hot melting device in the prior art moves at a fixed angle or in a fixed direction and contacts with the workpiece, so that the heating element and two ends of the workpiece cannot be fully attached and the flatness is poor, and further provides the hot melting edge covering device for the arc-shaped product. In order to solve the technical problems, the utility model provides a hot-melt edge covering device for an arc-shaped product, which comprises: The jig is provided with a positioning groove, and the first side of the positioning groove is arc-shaped; The end part hot melting mechanism comprises a first driving part, a first heating part, a second driving part and a second heating part, wherein the first heating part is connected with the output end of the first driving part, the second heating part is connected with the output end of the second driving part, and the first heating part and the second heating part can move to the first side of the positioning groove and are in shape adaptation with the two ends of the positioning groove on the first side; The central hot melting mechanism comprises a third driving piece and a third heating piece, wherein the output end of the third heating piece is connected to the third driving piece, a first interval is reserved between the first heating piece and the second heating piece when the first heating piece and the second heating piece are close to the positioning groove, and the size of the third heating piece is adapted to the first interval and the middle of the positioning groove on the first side. In an embodiment of the utility model, the moving direction of the first heating element and the length direction of the jig have a first included angle, and the first heating element is far away from the center of the jig along the width direction of the jig when being close to the first side of the jig. In an embodiment of the utility model, the moving direction of the second heating element has a second included angle with the length direction of the jig, the second heating element is far away from the center of the jig along the width direction of the jig when approaching to the first side of the jig, and the tilting directions of the first heating element and the second heating element when approaching to the jig are opposite. In one embodiment of the present utility model, the third driving member includes a first sub-driving member and a second sub-driving member, and the third heating member includes a first sub-heating member and a second sub-heating member, and the first sub-heating member and the second sub-heating member are respectively connected to output ends of the first sub-driving member and the second sub-driving member. In an embodiment of the utility model, a third included angle is formed between the moving direction of the first sub-heating element and the length direction of the jig, the first sub-heating element is far away from the center of the jig along the width direction of the jig when being close to the first side of the jig, the inclination direction of the first sub-heating element when being close to the jig is the same as that of the first heating element, and the first included angle is larger than the third included angle. In an embodiment of the utility model, a fourth included angle is formed between the moving direction of the second sub-heating element and the length direction of the jig, the second sub-heating element is far