Die sheet bending mechanism

Abstract

The present invention discloses a mold plate bending mechanism, wherein the mold plate extends from one end of a frame into a processing area and then extends from the other end; a sleeve capable of front-to-back position adjustment is respectively arranged at both ends of a bottom plate at the bottom of the processing area, a self-rotating shaft is arranged in the sleeve, a U-shaped frame is arranged on the shaft, a roller is arranged in the U-shaped frame, a plurality of annular partitions are arranged on the roller, and a track for the mold plate to pass through is formed between two adjacent annular partitions; a bending roller capable of front-to-back position adjustment is arranged between two sleeves in the processing area, and a clamping mechanism capable of left-right position adjustment is also arranged on one side of the bending roller on the top plate at the top of the processing area, and the clamping mechanism can contact the upper edge of the mold plate to realize clamping of the mold plate. The mold plate bending mechanism can bend molds with different outer contour shapes corresponding to different types of automotive glass products.

Description

Technical Field

[0001] The invention relates to a die plate bending mechanism. Background Art

[0002] In today's society, car types and models are updated quickly, especially car glass. Different car models have car glass of different shapes, which leads to different outer contour sizes of car glass. Since the molding of car glass products requires mold assistance, the outer contour shapes of car glass molds also vary greatly. It is necessary to use a mechanism that can quickly solve the problem of bending of mold plates. Summary of the invention

[0003] The object of the present invention is to provide a mold plate bending mechanism, which can bend molds with different outer contour shapes corresponding to different types of automobile glass products.

[0004] In order to achieve the above-mentioned purpose, the present invention provides a mold plate bending mechanism, which includes: a frame, a processing area is formed in the middle of the frame, the mold plate extends from one end of the frame into the processing area and then extends from the other end; a sleeve capable of front and rear position adjustment is respectively arranged at both ends of the bottom plate at the bottom of the processing area, a shaft body capable of self-rotation is arranged in the sleeve, a U-shaped frame is arranged on the shaft body, a roller is arranged in the U-shaped frame, a plurality of annular partitions are arranged on the roller shaft, and a track for the mold plate to pass through is formed between two adjacent annular partitions; a bending roller capable of front and rear position adjustment is arranged between the two sleeves in the processing area, and a clamping mechanism capable of left and right position adjustment is also arranged on one side of the bending roller on the top plate at the top of the processing area, and the clamping mechanism can contact the upper edge of the mold plate to achieve clamping of the mold plate.

[0005] Preferably, a strip hole corresponding to the sleeve is provided on the base plate, and the strip hole extends in the front-to-back direction; a first external thread is provided on the outside of the sleeve, and two limit nuts matching the first external thread are sleeved on the sleeve, and the two limit nuts are respectively arranged above and below the base plate and clamp the base plate.

[0006] Preferably, the widths of the tracks formed between two adjacent annular partitions and through which the mold plate passes are different.

[0007] Preferably, the sleeve is connected to the shaft body via at least one first bearing.

[0008] Preferably, the bending roller includes: a movable sleeve and a central axis coaxially arranged with the movable sleeve, and the bottom plate and the top plate are provided with long holes corresponding to the two ends of the central axis; the two ends of the central axis respectively pass through the bottom plate and the top plate, and the two ends of the central axis are provided with a second external thread, and fastening nuts matching the second external thread are provided on the upper and lower sides of the bottom plate and the top plate.

[0009] Preferably, the movable sleeve is connected to the central shaft via at least one second bearing.

[0010] Preferably, the clamping mechanism comprises: a sliding sleeve slidably arranged on the top plate, and a connecting shaft and a pressing plate are sequentially fixedly connected below the sliding sleeve.

[0011] Preferably, two ends of the pressure plate are respectively fixedly connected with a baffle extending downward.

[0012] Preferably, the connecting shaft comprises: a shaft sleeve fixedly connected to the sliding sleeve, a rotating shaft fixedly connected to the pressing plate is arranged inside the shaft sleeve, and the shaft sleeve and the rotating shaft are connected via at least one third bearing.

[0013] Preferably, the sliding sleeve comprises: a U-shaped plate matching the top plate; the top of the U-shaped plate is arranged to be an opening, and a limiting plate is fixedly connected to two sides of the opening respectively.

[0014] According to the above technical scheme, in the present invention, the mold plate extends from one end of the frame into the processing area, passes through the corresponding track on one of the U-shaped frames, and then extends out from the other end of the frame after passing through the corresponding track on the other U-shaped frame. The mold plate can be squeezed by the bending roller so that the mold plate is bent to a certain curvature. At this time, due to the rotation of the shaft, the two U-shaped frames can make adaptive rotations correspondingly, and the bending curvature of the mold plate can be further adjusted by adjusting the front and rear positions of the two sleeves. Since the mold plate may warp up during the bending process of the mold plate, the clamping mechanism can limit the warping of the clamping mechanism.

[0015] Other features and advantages of the present invention will be described in detail in the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present invention but do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of a preferred embodiment of a die plate bending mechanism;

[0018] Figure 2 It is a partial structural schematic diagram of a preferred embodiment of the sleeve and its peripheral components;

[0019] Figure 3 is a schematic diagram of the arrangement of a preferred embodiment of the annular partition;

[0020] Figure 4 It is a structural schematic diagram of a preferred embodiment of a bending roller;

[0021] Figure 5 It is a schematic diagram of the state of the mold plate during the bending operation;

[0022] Figure 6 It is a schematic diagram of the state of the clamping mechanism of the mold plate during the bending operation;

[0023] Figure 7 Figure 6 Another perspective of the picture.

[0024] Description of Reference Numerals

[0025] 1 frame 2 limit plate

[0026] 3 bending rollers 4 U-shaped frame

[0027] 5 top plate 6 bottom plate

[0028] 7 long holes 8 strip holes

[0029] 9 sleeve 10 shaft

[0030] 11 roller shaft 12 limit nut

[0031] 13 Fastening nut 14 Annular partition

[0032] 15 center shaft 16 sleeve

[0033] 17 sleeve 18 shaft

[0034] 19 baffle 20 pressure plate

[0035] 21 movable set a mold plate DETAILED DESCRIPTION

[0036] The specific implementation of the present invention is described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation described here is only used to illustrate and explain the present invention, and is not used to limit the present invention.

[0037] In the present invention, unless otherwise stated, directional words contained in terms such as "up, down, left, right, front, back, inside, outside" merely represent the orientation of the terms in normal usage, or are common names understood by those skilled in the art, and should not be regarded as limitations on the terms.

[0038] See also Figure 1-7 The mold plate bending mechanism shown in the figure comprises: a frame 1, a processing area is formed in the middle of the frame 1, a mold plate a extends from one end of the frame 1 into the processing area and then extends from the other end; a sleeve 9 capable of front and rear position adjustment is respectively arranged at both ends of the bottom plate 6 at the bottom of the processing area, a shaft 10 capable of self-rotation is arranged in the sleeve 9, a U-shaped frame 4 is arranged on the shaft 10, a roller 11 is arranged in the U-shaped frame 4, a plurality of annular partitions 14 are arranged on the roller 11, and a track for the mold plate a to pass through is formed between two adjacent annular partitions 14; a bending roller 3 capable of front and rear position adjustment is arranged between the two sleeves 9 in the processing area, and a clamping mechanism capable of left and right position adjustment is also arranged on the top plate 5 at the top of the processing area and on one side of the bending roller 3, and the clamping mechanism can contact the upper edge of the mold plate a to achieve clamping of the mold plate a.

[0039] Through the implementation of the above technical solution, the mold plate a extends from one end of the frame 1 into the processing area, passes through the corresponding track on one of the U-shaped frames 4, and then extends from the other end of the frame 1 after passing through the corresponding track on the other U-shaped frame 4. The mold plate a can be squeezed by the bending roller 3 so that the mold plate a is bent to a certain curvature. At this time, due to the rotation of the shaft 10, the two U-shaped frames 4 can make adaptive rotations correspondingly, and the bending curvature of the mold plate a can be further adjusted by adjusting the front and rear positions of the two sleeves 9. Since the mold plate a may be tilted during the bending process of the mold plate a, the clamping mechanism can be used to limit the tilting of the clamping mechanism. Therefore, molds with different contour shapes can be bent by adjusting the different positions of the sleeve 9 and the bending roller 3.

[0040] In this embodiment, in order to further provide a method for adjusting the sleeve 9 forward and backward, preferably, the bottom plate 6 is provided with a strip hole 8 corresponding to the sleeve 9, and the strip hole 8 extends in the forward and backward direction; the outside of the sleeve 9 is provided with a first external thread, and the sleeve 9 is sleeved with two limit nuts 12 matching the first external thread, and the two limit nuts 12 are respectively arranged above and below the bottom plate 6 and clamp the bottom plate 6. Through the cooperation of the two limit nuts 12, not only the support height of the U-shaped frame 4 on the mold plate a can be adjusted, but also the front and rear position of the sleeve 9 can be adjusted.

[0041] In this embodiment, in order to accommodate mold plates a of different thicknesses, preferably, the widths of the tracks formed between two adjacent annular partitions 14 and through which the mold plates a pass are different.

[0042] In this embodiment, in order to further realize the relative coaxial rotation between the sleeve 9 and the shaft body 10, preferably, the sleeve 9 and the shaft body 10 are connected via at least one first bearing.

[0043] In this embodiment, in order to further provide a bending roller 3 and realize the front and rear adjustment of the bending roller 3, preferably, the bending roller 3 includes: a movable sleeve 21 and a central shaft 15 coaxially arranged with the movable sleeve 21, and the bottom plate 6 and the top plate 5 are provided with a long hole 7 corresponding to the two ends of the central shaft 15; the two ends of the central shaft 15 are respectively arranged through the bottom plate 6 and the top plate 5, and the two ends of the central shaft 15 are provided with a second external thread, and the upper and lower sides of the bottom plate 6 and the top plate 5 are correspondingly provided with a fastening nut 13 matching the second external thread. The long hole 7 is parallel to the strip hole 8, and the front and rear position of the bending roller 3 can be adjusted by adjusting the position of the central shaft 15 in the long hole 7, and locked by the corresponding fastening nut 13.

[0044] In this embodiment, in order to further enable the movable sleeve 21 to rotate coaxially with the central axis 15 and increase the smoothness between the movable sleeve 21 and the mold plate a, preferably, the movable sleeve 21 is connected to the central axis 15 via at least one second bearing.

[0045] In this embodiment, in order to further provide a clamping mechanism, preferably, the clamping mechanism includes: a sliding sleeve 16 that can be slidably arranged on the top plate 5, and a connecting shaft and a pressing plate 20 are sequentially fixed below the sliding sleeve 16. The setting of the sliding sleeve 16 allows the pressing plate 20 to move and press the raised part.

[0046] In this embodiment, in order to prevent the mold plate a from slipping during the adjustment process, preferably, both ends of the pressing plate 20 are respectively fixedly connected with a baffle 19 extending downward.

[0047] In this embodiment, in order to enable the pressing plate 20 to change its position state adaptively and enable the mold plate a to move more smoothly, preferably, the connecting shaft includes: a sleeve 17 fixedly connected to the sliding sleeve 16, a rotating shaft 18 fixedly connected to the pressing plate 20 is arranged in the sleeve 17, and the sleeve 17 is connected to the rotating shaft 18 via at least one third bearing. Through the above arrangement, the rotating shaft 18 can rotate, and then drive the pressing plate 20 to rotate adaptively.

[0048] In this embodiment, in order to further provide a sliding sleeve 16 to reduce friction, preferably, the sliding sleeve 16 includes: a U-shaped plate matching the top plate 5; the top of the U-shaped plate is set to an opening, and a limit plate 2 is fixedly connected to the two sides of the opening.

[0049] The preferred embodiments of the present invention are described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the specific details in the above embodiments. Within the technical concept of the present invention, a variety of simple modifications can be made to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.

[0050] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the present invention will not further describe various possible combinations.

[0051] In addition, various embodiments of the present invention may be arbitrarily combined, and as long as they do not violate the concept of the present invention, they should also be regarded as the contents disclosed by the present invention.

Claims

1. A die plate bending mechanism, characterized in that: The mold plate bending mechanism comprises: a frame (1), a processing area is formed in the middle of the frame (1), and the mold plate (a) extends from one end of the frame (1) into the processing area and then extends from the other end; A sleeve (9) capable of front-to-back position adjustment is respectively arranged at both ends of the bottom plate (6) at the bottom of the processing area, a shaft (10) capable of self-rotation is arranged in the sleeve (9), a U-shaped frame (4) is arranged on the shaft (10), a roller (11) is arranged in the U-shaped frame (4), a plurality of annular partitions (14) are arranged in an array on the roller (11), and a track for the mold plate (a) to pass through is formed between two adjacent annular partitions (14); A bending roller (3) capable of front-to-back position adjustment is provided between the two sleeves (9) in the processing area, and a clamping mechanism capable of left-to-right position adjustment is also provided on a top plate (5) at the top of the processing area and on one side of the bending roller (3), wherein the clamping mechanism can contact the upper edge of the mold plate (a) to achieve clamping of the mold plate (a); The clamping mechanism comprises: a sliding sleeve (16) which is slidably arranged on the top plate (5) to the left and right, and a connecting shaft and a pressing plate (20) are fixedly connected in sequence below the sliding sleeve (16); The two ends of the pressure plate (20) are respectively fixedly connected to a baffle (19) extending downwards; The connecting shaft comprises: a shaft sleeve (17) fixedly connected to the sliding sleeve (16), a rotating shaft (18) fixedly connected to the pressing plate (20) being arranged in the shaft sleeve (17), and the shaft sleeve (17) and the rotating shaft (18) being connected via at least one third bearing; The sliding sleeve (16) comprises: a U-shaped plate matching the top plate (5); The top of the U-shaped plate is arranged to be an opening, and a limiting plate (2) is fixedly connected to two sides of the opening respectively; The bottom plate (6) is provided with a strip-shaped hole (8) corresponding to the sleeve (9), and the strip-shaped hole (8) extends in the front-rear direction; The sleeve (9) is provided with a first external thread on its exterior, and two limiting nuts (12) matching the first external thread are sleeved on the sleeve (9), the two limiting nuts (12) being respectively arranged above and below the bottom plate (6) and clamping the bottom plate (6); The widths of the tracks formed between two adjacent annular partitions (14) and through which the mold plate (a) passes are different.

2. The mold plate bending mechanism according to claim 1, characterized in that: The sleeve (9) and the shaft body (10) are connected via at least one first bearing.

3. The mold plate bending mechanism according to claim 1, characterized in that: The bending roller (3) comprises: a movable sleeve (21) and a central shaft (15) coaxially arranged with the movable sleeve (21); the bottom plate (6) and the top plate (5) are provided with long holes (7) corresponding to the two ends of the central shaft (15); The two ends of the central axis (15) are respectively arranged to penetrate the bottom plate (6) and the top plate (5), and the two ends of the central axis (15) are both provided with a second external thread, and fastening nuts (13) matching the second external thread are correspondingly provided on the upper and lower sides of the bottom plate (6) and the top plate (5).

4. The mold plate bending mechanism according to claim 3, characterized in that: The movable sleeve (21) is connected to the central shaft (15) via at least one second bearing.

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