Windscreen wiper support mold

Abstract

The utility model discloses a windscreen wiper support die which comprises a fixedly-arranged lower die and an upper die arranged in a lifting mode, the lower die is provided with a plurality of sets of lifting clamps, and the lifting clamps are arranged in the grading direction of a material belt. The lifting clamp comprises two lifting clamping blocks, the two lifting clamping blocks are arranged on the two sides of the material belt correspondingly, each lifting clamping block is provided with a first limiting groove matched with the material belt in a limiting mode, and the notch directions of the first limiting grooves of the two lifting clamping blocks are opposite. The lifting clamping block is provided with two working positions, under the first working position, the lifting clamping block ascends when the die is opened, and the bottom face of the material belt is matched with the surface of the lower die in a spaced mode. And in the second working position, the lifting clamping block descends during mold closing, and the bottom surface of the material belt abuts against the surface of the lower mold. The windscreen wiper support mold is reasonable in design, the material belt is matched with the surface of the lower mold at intervals during grading, and the situation that the appearance of a finished product is inferior-quality due to large-area friction between the material belt and the lower mold during grading is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to windshield wiper support production technical field especially is related to a windshield wiper support mould. BACKGROUND

[0002] The windshield is also called wiper, water, rain wiper or windshield wiper, which is used to brush and wipe the raindrops and dust attached to the windshield of the vehicle to improve the visibility of the driver and increase the driving safety. Because of the legal requirements, almost all cars in the world are equipped with windshield wipers.

[0003] The existing windshield wiper support mould is mostly a progressive die, and the material belt is easy to be worn out by friction on the bearing plate of the lower die, which affects the appearance of the product.

[0004] Therefore, it is necessary to improve the existing windshield wiper support mould. UTILITY MODEL CONTENTS

[0005] The utility model discloses a windshield wiper support mould which avoids the large-area friction between the material belt and the lower die during the material belt progression, thereby avoiding the appearance defects of the finished product.

[0006] To achieve the above technical effects, the technical scheme of the utility model is as follows: a windshield wiper support mould, comprising a fixedly arranged lower die and a liftably arranged upper die, the lower die is provided with a lifting clamp, and the lifting clamp is provided with a plurality of groups along the progression direction of the material belt; the lifting clamp comprises liftable clamping blocks, two liftable clamping blocks are arranged on the two sides of the material belt, the liftable clamping blocks are provided with first limiting grooves for limiting the material belt, and the groove directions of the first limiting grooves of the two liftable clamping blocks are oppositely arranged; the liftable clamping blocks have two working positions, in the first working position, the liftable clamping blocks are lifted when the mould is opened, and the bottom surface of the material belt is spaced apart from the surface of the lower die; in the second working position, the liftable clamping blocks are lowered when the mould is closed, and the bottom surface of the material belt is arranged in abutment with the surface of the lower die.

[0007] According to one embodiment of the utility model, a first switching assembly is arranged between the liftable clamping blocks and the lower die for driving the liftable clamping blocks to switch from the second working position to the first working position.

[0008] According to one embodiment of the utility model, the first switching assembly comprises a first nitrogen spring, and the first nitrogen spring is clamped between the liftable clamping blocks and the lower die.

[0009] According to one embodiment of the utility model, the upper die is provided with a first accommodating groove for accommodating the protruding part of the liftable clamping blocks.

[0010] According to one embodiment of the present invention, the lower mold is provided with an anti-warping clamping block, and the anti-warping clamping block is provided with a through hole that limits and cooperates with the material strip.

[0011] According to one embodiment of the present invention, a second nitrogen spring is provided between the anti-warping clamping block and the lower mold.

[0012] According to one embodiment of the present invention, the upper mold is provided with a second receiving groove for accommodating the protruding portion of the anti-warping clamping block.

[0013] According to one embodiment of the present invention, the upper mold is provided with a cutting blade for cutting the finished wiper bracket from the material strip, and the lower mold is provided with a stepped layer that cooperates with the finished wiper bracket to discharge material, the stepped layer being disposed on the discharge side of the cutting blade.

[0014] According to one embodiment of the present invention, the discharge end of the lower mold is provided with an inclined surface to facilitate the sliding of the finished wiper bracket.

[0015] The advantages and beneficial effects of this utility model are as follows: The wiper bracket mold of this utility model is reasonably designed. By setting a lifting clamping block and setting a first limiting groove on the lifting clamping block, the side of the material strip is limited to the first limiting groove, which lifts the material strip and separates it from the lower mold, thus avoiding large-area friction between the material strip and the lower mold, which would lead to defective finished products. Attached Figure Description

[0016] Figure 1 This is a structural schematic diagram of the finished wiper bracket of this utility model;

[0017] Figure 2 This is a progressive top view of the wiper bracket mold of this utility model;

[0018] Figure 3 This is a schematic diagram of the lifting clamp structure;

[0019] Figure 4 This is a schematic diagram of the anti-tilting clamp block;

[0020] Figure 5 This is a schematic diagram showing the finished wiper bracket being unloaded.

[0021] In the diagram: 1. Lower mold; 11. Step layer; 12. Inclined surface; 2. Upper mold; 21. First receiving groove; 22. Second receiving groove; 3. Lifting clamping block; 31. First limiting groove; 4. Material strip; 5. First nitrogen spring; 6. Anti-warping clamping block; 61. Perforation; 7. Second nitrogen spring; 8. Punching cutter; 9. Finished wiper bracket. Detailed Implementation

[0022] The specific embodiments of the utility model are further described below in conjunction with the drawings and examples. The following examples are only used to more clearly illustrate the technical scheme of the utility model, and cannot be used to limit the protection scope of the utility model.

[0023] In the description of the utility model, it needs to be understood that the orientation or position relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "outer" and the like is the orientation or position relationship based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. Embodiment

[0024] As Figures 1-5 shown, the wiper support mold of the embodiment comprises a fixedly arranged lower mold 1 and a liftably arranged upper mold 2, the lower mold 1 is provided with a lifting clamp, the lifting clamp is provided with a plurality of groups along the advancing direction of the material belt 4; the lifting clamp comprises a lifting clamp block 3, two lifting clamp blocks 3 are separately arranged on the two sides of the material belt 4, the lifting clamp block 3 is provided with a first limiting groove 31 for limiting cooperation with the material belt 4, and the slot directions of the first limiting grooves 31 of the two lifting clamp blocks 3 are oppositely arranged; the lifting clamp block 3 has two working positions, in the first working position, the lifting clamp block 3 is lifted when the mold is opened, and the bottom surface of the material belt 4 is spaced apart from the surface of the lower mold 1; in the second working position, the lifting clamp block 3 is lowered when the mold is closed, and the bottom surface of the material belt 4 is arranged in abutting connection with the surface of the lower mold 1.

[0025] Through such design, in the mold opening state, the advancing of the material belt 4 is separated from the surface of the lower mold 1, avoiding the phenomenon that the large-area friction between the advancing of the material belt 4 and the lower mold 1 leads to the appearance of the finished product being a defective product.

[0026] According to one embodiment of the utility model, a first switching assembly for driving the lifting clamp block 3 to switch from the second working position to the first working position is arranged between the lifting clamp block 3 and the lower mold 1.

[0027] According to one embodiment of the utility model, the first switching assembly comprises a first nitrogen gas spring 5, and the first nitrogen gas spring 5 is clamped between the lifting clamp block 3 and the lower mold 1.

[0028] According to one embodiment of the utility model, the upper mold 2 is provided with a first accommodating groove 21 for accommodating the protruding part of the lifting clamp block 3.

[0029] According to one embodiment of the utility model, the lower mould 1 is provided with anti-warping clamp block 6, the anti-warping clamp block 6 is provided with the perforation 61 that cooperates with the material belt 4 and is limited.

[0030] Through the design, avoid the strip material belt 4 to bend upwards or bend downwards in the process of progression and warp phenomenon.

[0031] According to one embodiment of the utility model, the anti-warping clamp block 6 is clamped between the lower mould 1 and the second nitrogen gas spring 7.

[0032] According to one embodiment of the utility model, the upper mould 2 is provided with the second accommodating groove 22 for accommodating the convex part of the anti-warping clamp block 6.

[0033] According to one embodiment of the utility model, the upper mould 2 is provided with the punch cutter 8 for cutting the rain brush support finished product 9 from the material belt 4, and the lower mould 1 is provided with the step layer 11 for cooperating with the rain brush support finished product 9 and blanking, and the step layer 11 is arranged on the discharging side of the punch cutter 8.

[0034] Through the design, the step layer 11 cooperates with the step structure of the rain brush support product, and the product is cut and falls from the material belt under the cooperation of the step layer 11 and slides out of the mould.

[0035] According to one embodiment of the utility model, the discharging end of the lower mould 1 is provided with the inclined plane 12 for facilitating the rain brush support finished product 9 to slide.

[0036] Through the design, the sliding of the finished product 9 is smoothly guided.

[0037] The above only is the preferred embodiment of the utility model, should point out, for the ordinary skill in the art of the technical field, under the premise of not departing from the technical principle of the utility model, can also make several improvements and refinements, these improvements and refinements also should be regarded as the protection scope of the utility model.

Claims

1. A wiper bracket mold, characterized in that, The device includes a fixed lower mold (1) and a lifting upper mold (2). The lower mold (1) is equipped with a lifting clamp, and the lifting clamp is arranged in several sets along the progressive direction of the strip (4). The lifting clamp includes a lifting clamp (3). Two lifting clamps (3) are respectively arranged on both sides of the strip (4). The lifting clamp (3) is equipped with a first limiting groove (31) that limits and cooperates with the strip (4). The grooves of the first limiting grooves (31) of the two lifting clamps (3) are arranged opposite to each other. The lifting clamp (3) has two working positions. In the first working position, when the mold is opened, the lifting clamp (3) rises and the bottom surface of the strip (4) is spaced and cooperates with the surface of the lower mold (1). In the second working position, when the mold is closed, the lifting clamp (3) falls and the bottom surface of the strip (4) abuts against the surface of the lower mold (1).

2. The wiper bracket mold according to claim 1, characterized in that, A first switching component is provided between the lifting clamp (3) and the lower mold (1) for driving the lifting clamp (3) to switch from the second working position to the first working position.

3. The wiper bracket mold according to claim 2, characterized in that, The first switching component includes a first nitrogen spring (5), which is clamped between the lifting clamp (3) and the lower mold (1).

4. The wiper bracket mold according to claim 1, characterized in that, The upper mold (2) is provided with a first receiving groove (21) for accommodating the protruding part of the lifting clamp (3).

5. The wiper bracket mold according to claim 1, characterized in that, The lower mold (1) is equipped with an anti-warping clamp (6) for lifting and lowering. The anti-warping clamp (6) is provided with a through hole (61) that is matched with the material strip (4) for limiting.

6. The wiper bracket mold according to claim 5, characterized in that, A second nitrogen spring (7) is clamped between the anti-warping clamp (6) and the lower mold (1).

7. The wiper bracket mold according to claim 5, characterized in that, The upper mold (2) is provided with a second receiving groove (22) for accommodating the protruding part of the anti-tilting clamp (6).

8. The wiper bracket mold according to claim 1, characterized in that, The upper mold (2) is provided with a punch (8) for cutting the wiper bracket finished product (9) off the material strip (4), and the lower mold (1) is provided with a stepped layer (11) that cooperates with the wiper bracket finished product (9) to drop the material. The stepped layer (11) is located on the discharge side of the punch (8).

9. The wiper bracket mold according to claim 8, characterized in that, The lower mold (1) has an inclined surface (12) at the discharge end to facilitate the sliding of the wiper bracket finished product (9).

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