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CN-224212579-U - Glass bending assembly

CN224212579UCN 224212579 UCN224212579 UCN 224212579UCN-224212579-U

Abstract

The utility model relates to the technical field of glass bending, and provides a glass bending assembly which comprises a deformation bending mechanism and a driving mechanism, wherein the deformation bending mechanism is used for bending glass and generates form change, the driving mechanism is connected with the deformation bending mechanism, when glass is bent, the driving mechanism drives the deformation bending mechanism to move towards the glass bending direction, and after glass bending is completed, the driving mechanism drives the deformation bending mechanism to reset. The deformation bending mechanism can adjust the structure in real time according to the actual bending form of the glass, and the problem of stress concentration caused by the fact that the traditional rigid bending mechanism cannot adapt to glass deformation is effectively avoided. The dynamic adaptation mechanism remarkably improves the bending precision, is particularly suitable for forming processing of bending glass at 90 degrees, and reduces the risk of cracking or breakage of the glass in the bending process.

Inventors

  • WU DAOHUA

Assignees

  • 中山市名玻钢化玻璃有限公司

Dates

Publication Date
20260508
Application Date
20250416

Claims (10)

  1. 1. The glass bending assembly is characterized by comprising a deformation bending mechanism (2) for bending glass and generating morphological change and a driving mechanism (1) connected with the deformation bending mechanism (2); When the glass (18) is bent, the driving mechanism (1) drives the deformation bending mechanism (2) to move towards the bending direction of the glass (18); after the glass (18) is bent, the driving mechanism (1) drives the deformation bending mechanism (2) to reset.
  2. 2. The glass bending assembly according to claim 1, wherein the deformation bending mechanism (2) comprises a deformation section (24), the deformation section deforms and moves towards the bending direction of the glass (18) when the glass (18) is bent, the deformation section (24) comprises a plurality of connecting pieces (3), and the connecting pieces (3) are movably connected with each other and form a chain-shaped deformation section (24).
  3. 3. The glass bending assembly according to claim 2, wherein the deformation section (24) further comprises a first bending matching piece (4) rotationally connected with the connecting piece (3), the first bending matching piece (4) is provided with a first cambered surface (5) matched with the outer surface of the glass (18), the deformation section (24) changes in shape along with the bending process of the glass (18), and the first bending matching piece (4) is in bending matching with the outer surface of the glass (18) through the first cambered surface (5) of the deformation section; the first bending matching piece (4) is a roll shaft, a roller or a roller; The two sides of the first bending matching piece (4) are respectively provided with a connecting piece (3), and a deformation section (24) is formed between a plurality of connecting pieces (3) and the first bending matching piece (4).
  4. 4. The glass bending assembly according to claim 3, wherein the deformation bending mechanism (2) is provided with an air knife assembly (6) for cooling the glass (18), the air knife assembly (6) is provided with an air inlet end and an air outlet end which are communicated, the air outlet end of the air knife assembly (6) faces the glass (18), and the air knife assembly (6) is arranged above or below the deformation section (24); The air knife assembly (6) comprises an air knife main body (6.1) arranged between two adjacent first bending matching pieces (4), and an air inlet pipe (6.2) and an air outlet (6.3) which are arranged on the air knife assembly (6); The connecting piece (3) is provided with a connecting block (3.1) fixedly connected with the air knife main body (6.1).
  5. 5. The glass bending assembly according to claim 2, wherein the deformation bending mechanism (2) comprises a first matching section (16), the deformation section (24) is connected with the end part of the first matching section (16), and when the glass (18) is bent, the deformation section (24) and the first matching section (16) are integrally L-shaped, inverted L-shaped or V-shaped or inverted V-shaped.
  6. 6. The glass bending assembly according to claim 5, further comprising a second bending mechanism (25), wherein the second bending mechanism (25) comprises a bending die (7) matched with the deformation section (24) and a second matched section (26) positioned at the end part of the bending die (7), and the bending die (7) and the second matched section (26) are integrally L-shaped, inverted L-shaped or V-shaped or inverted V-shaped.
  7. 7. The glass bending assembly according to claim 6, wherein the number of the first matching sections (16) is one, a first end of the deformation section (24) is connected with the end part of the first matching section (16), a second end of the deformation section (24) is in transmission connection with the driving mechanism (1), and the deformation section (24) and the first matching section (16) are in an L shape or an inverted L shape when the glass (18) is bent; When the number of the second matching sections (26) is two, the bending die (7) is positioned between the two second matching sections (26), one second matching section (26) and the first matching section (16) are correspondingly arranged up and down, the other second matching section (26) and the bending die (7) are correspondingly arranged together with the deformation section (24), when the glass (18) is bent, the glass (18) is limited between the deformation bending mechanism (2) and the second bending mechanism (25), and the deformation bending mechanism (2) and the second bending mechanism (25) are L-shaped or inverted L-shaped; The first matching section (16) comprises a frame (16.1) and a plurality of first matching pieces (16.3) rotationally connected with the frame (16.1), wherein a lifting cylinder (16.2) for adjusting the up-down relative position between the first matching section (16) and the second matching section (26) is arranged on the frame (16.1), and the output end of the lifting cylinder (16.2) is in transmission connection with the frame (16.1), wherein the first matching pieces (16.3) are roll shafts, rollers or rollers; The second matching section (26) is a roller production conveying line, the second matching section (26) comprises a second bending matching piece (26.1) rotatably arranged on the second matching section (26), and the second bending matching piece (26.1) is a roller, a roller or a roller.
  8. 8. The glass bending assembly according to claim 6, wherein the number of the first matching sections (16) is two, the first ends of the two first matching sections (16) are respectively connected with the deformation section (24), the deformation section (24) is positioned between the two first matching sections (16), and the second ends of the two first matching sections (16) are respectively connected with the driving mechanism (1) in a transmission way; the number of the second matching sections (26) is two, the second matching sections are arranged in one-to-one correspondence with the corresponding first matching sections (16), and the bending die (7) and the deformation sections (24) are arranged in up-down correspondence; The two second matching sections (26) are in a V shape or an inverted V shape between the bending die (7), and a power lifting mechanism (20) for driving the bending die (7) to lift up and down is arranged on the bending die (7) so as to adjust the up-down relative position between the second bending mechanism (25) and the deformation bending mechanism (2); The output end of the power lifting mechanism (20) is in transmission connection with the bending die (7), and the two second matching sections (26) are respectively connected with the bending die (7), wherein the power lifting mechanism (20) is a screw nut lifting mechanism or a chain sprocket lifting mechanism and is used for driving the two second matching sections (26) to synchronously lift with the bending die (7); When the glass (18) is bent, the power lifting mechanism (20) drives the second bending mechanism (25) to move towards the direction close to the deformation bending mechanism (2), and the two first matching sections (16) respectively move towards the corresponding second matching sections (26) through the corresponding driving mechanism (1), so that the deformation bending mechanism (2) and the second bending mechanism (25) are in a V shape or an inverted V shape when the glass (18) is bent, and one of the first matching sections (16) is a roller conveying production line.
  9. 9. The glass bending assembly according to claim 1, wherein the driving mechanism (1) is a chain driving mechanism; The driving mechanism (1) comprises a glass bending driver (9), a lifting transmission assembly (10) is arranged between a driving shaft of the glass bending driver (9) and the deformation bending mechanism (2), and the glass bending driver (9) is in transmission connection with the deformation bending mechanism (2) through the lifting transmission assembly (10); In the bending process of the glass (18), the glass bending driver (9) drives the deformation bending mechanism (2) to move along the bending direction of the glass (18) through the lifting transmission assembly (10); after the glass (18) is bent, the glass bending driver (9) drives the deformation bending mechanism (2) to reset to an initial undetermined position through the lifting transmission assembly (10); the driving mechanism (1) and the deformation bending mechanism (2) are arranged on the frame (8), and the driving mechanism (1) drives the deformation bending mechanism (2) to move upwards or downwards so that the glass (18) is bent upwards or downwards at the left end position of the frame (8), or the glass (18) is bent upwards or downwards at the right end position of the frame (8).
  10. 10. The glass bending assembly according to claim 9, wherein the lifting transmission component (10) is a chain wheel and chain lifting component, and the chain wheel and chain lifting component comprises a first chain wheel (11), a second chain wheel (12) and a third chain wheel (13); The glass bending device comprises a first sprocket (11), a second sprocket (12), a glass bending driver (9), a second chain (15), a glass bending driver (9), a first chain (14), a second sprocket (12), a third sprocket (13) and a deformation bending mechanism (2), wherein the first sprocket (11) and the second sprocket (12) are arranged on the same rotating shaft, the first chain (14) is arranged between the first sprocket (11) and the glass bending driver (9), the glass bending driver (9) is in transmission connection with the first sprocket (11) through the first chain (14), the second sprocket (12), the third sprocket (13) and the deformation bending mechanism (2) are in transmission connection with each other through the second chain (15), the glass bending driver (9) drives the first sprocket (11) to operate, and the second sprocket (12) follows the first sprocket (11) to operate and drives the deformation bending mechanism (2) to move through the second chain (15) and the third sprocket (13); The glass bending driver (9) is an oil cylinder.

Description

Glass bending assembly Technical Field The utility model relates to the technical field of glass bending, in particular to a glass bending assembly. Background In the existing glass bending technology, a rigid die or a fixed supporting structure is mostly adopted in the traditional bending mechanism, the design principle of the traditional bending mechanism mainly depends on static mechanical constraint, and the traditional bending mechanism is difficult to dynamically adapt to the continuous deformation requirement of glass in the bending process. As the bending of the glass after heating and softening is a progressive plastic deformation process, the curvature change of the glass is dynamically adjusted along with the temperature, the pressure and the time, and the traditional rigid die cannot be matched with the change in real time, so that the stress distribution of the surface of the glass is uneven, and further the defects of microcracks, folds, even local cracks and the like are generated. Disclosure of utility model The utility model provides a glass bending assembly and a glass bending machine, wherein the glass bending assembly is provided with a deformable deformation bending mechanism and a driving mechanism, the deformation bending mechanism is matched with bending of glass in a self deformation state, the micro-crack and local cracking risks of the glass caused by stress concentration are obviously reduced, and the driving mechanism drives the deformation bending mechanism to reset after glass bending is formed. In addition, the design improves the bending precision, so that the stress of the glass in the bending process is uniform. The method is particularly suitable for forming processing of bending glass at 90 degrees, and simultaneously reduces the risk of cracking or breakage of the glass in the bending process. The glass bending assembly designed according to the purpose comprises a deformation bending mechanism for bending glass and generating shape change and a driving mechanism connected with the deformation bending mechanism; when the glass is bent, the driving mechanism drives the deformation bending mechanism to move towards the bending direction of the glass; After the glass is bent, the driving mechanism drives the deformation bending mechanism to reset. The deformation bending mechanism comprises a deformation section, the deformation section deforms and moves towards the glass bending direction when the glass is bent, the deformation section comprises a plurality of connecting pieces, and the connecting pieces are movably connected with each other and form a chain-shaped deformation section. The deformation section further comprises a first bending matching piece rotationally connected with the connecting piece, the first bending matching piece is provided with a first cambered surface matched with the outer surface of the glass, the deformation section changes in shape along with the bending process of the glass, and the first bending matching piece is in bending matching with the outer surface of the glass through the first cambered surface of the first bending matching piece; the first bending matching piece is a roll shaft, a roller or a roller; the two sides of the first bending matching piece are respectively provided with a connecting piece, and a deformation section is formed between a plurality of connecting pieces and the first bending matching piece. The deformation section is of a chain-shaped structure, the deformation bending mechanism is provided with an air knife assembly for cooling glass, the air knife assembly is provided with an air inlet end and an air outlet end which are communicated, the air outlet end of the air knife assembly faces to the glass, and the air knife assembly is arranged above or below the deformation section. The air knife assembly comprises an air knife main body arranged between two adjacent first bending matching pieces, and an air inlet pipe and an air outlet which are arranged on the air knife assembly; the connecting piece is provided with a connecting block fixedly connected with the air knife main body. The deformation bending mechanism comprises a first matching section, the deformation section is connected with the end part of the first matching section, and when glass is bent, the deformation section and the first matching section are integrally L-shaped, inverted L-shaped or V-shaped or inverted V-shaped. The glass bending assembly further comprises a second bending mechanism, the second bending mechanism comprises a bending die matched with the deformation section and a second matching section positioned at the end part of the bending die, and the bending die and the second matching section are integrally L-shaped, inverted L-shaped or V-shaped or inverted V-shaped. The second matching section is a roller production conveying line. The number of the first matching sections is one, the first end of the deformation section is c