Novel safety adjusting structure

Abstract

The utility model discloses a novel safety adjusting structure which comprises an adjusting rod, a slotting tool and a swing block, the adjusting rod is horizontally arranged on an upper die and can move in the horizontal direction, the slotting tool is vertically arranged on the upper die and can move in the vertical direction, one end of the adjusting rod is matched with the upper end of the slotting tool through an inclined face, and the other end of the adjusting rod is matched with the swing block. The swing block is rotationally arranged on the lower die through a rotating shaft, the upper end of the swing block is matched with the lower end of the slotting tool through an inclined face, and a protrusion for adjusting the angle of a product is arranged at the lower end of the swing block. A limiting groove is formed in the inclined face of the adjusting rod, and when the adjusting rod moves by a preset distance in the direction of the slotting tool, the upper end of the slotting tool is clamped in the limiting groove. The safety limiting mechanism is additionally arranged, so that safety accidents caused by the fact that parts are fractured and fly out of the die in follow-up operation are avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a novel safe adjustment structure. BACKGROUND

[0002] The mold is the special process equipment of modern manufacturing industry, and all walks of life directly or indirectly need. With the improvement of mold technology, and people's production to the emphasis on safety production, the requirement of mold is also higher and higher. Force enterprise to develop new structure of mold to improve product production efficiency and avoid safety accident. When bending the product, fine adjustment bending structure will be used, such as the terminal fine adjustment bending structure disclosed in the utility model patent with authorization announcement No. CN217934537U on November 29, 2022, when the mold is opened, the upper die set and the lower die set are separated, the ejector pin is driven out by the elastic element to restore to the original position; when the mold is closed, the upper die set moves down and closes with the lower die set, the knife and the inclined surface of the swing block are in contact, the downward movement of the knife can drive the swing block and the lower die pin close, realize the fine adjustment of the bending angle of the product, when the product needs to reduce the bending angle, push the adjusting rod, make the knife move down further, so as to drive the swing block to further close the lower die pin; when the product needs to increase the bending angle, pull out the adjusting rod, the knife moves up, and the swing block moves away from the lower die pin. The utility model adjusts the angle of the product bending angle by adjusting the depth of the knife, so as to adjust the angle of the product bending angle, and the product does not need to be removed in the whole bending process, and can be completed directly on the punch, and the angle of the bending can be fine adjusted, the bending and the fine adjustment are synchronized, and high-precision bending forming is realized.

[0003] However, there is no safety limiting mechanism on the adjusting rod, and with the continuous advancement of the adjusting rod, the adjusting knife and the adjusting swing block interfere, the adjusting knife may be broken and fly out, and safety hazards may be caused. UTILITY MODEL CONTENTS

[0004] In order to overcome the above-mentioned shortcomings, the purpose of the utility model is to provide a novel safety adjustment structure which increases safety limiting mechanism and is not easy to cause safety accidents caused by the breakage of parts flying out of the mold in subsequent operation.

[0005] In order to achieve the above purpose, one of the technical schemes adopted by the utility model is: a novel safety adjustment structure, which comprises an adjusting rod, a knife and a swing block, the adjusting rod is horizontally arranged on the upper die and can move in the horizontal direction, the knife is vertically arranged on the upper die and can move in the vertical direction, one end of the adjusting rod is matched with the upper end of the knife through the inclined surface, the swing block is rotatably arranged on the lower die through the rotating shaft, the upper end of the swing block is matched with the lower end of the knife through the inclined surface, and the lower end of the swing block is provided with a convex part for adjusting the angle of the product; the inclined surface part of the adjusting rod is provided with a limiting groove, when the adjusting rod moves a predetermined distance in the direction of the knife, the upper end of the knife is clamped in the limiting groove.

[0006] Preferably, a fixed seat is fixedly arranged on the upper die, and a horizontal adjustment screw is mounted on the fixed seat, and an end of the adjustment screw is threadedly connected with an outer end of an adjustment rod.

[0007] Preferably, a limiting screw is further arranged on the fixed seat, the limiting screw is horizontally arranged, and an end of the limiting screw abuts against an outer end face of the adjustment rod. The limiting screw is used to limit the outward movement of the adjustment rod, and the distance of the outward movement of the adjustment rod can be adjusted.

[0008] Preferably, a flange is integrally formed on one side of an upper end of the insert, a first reset spring is fixed below the flange, the first reset spring is arranged in an up-down direction, and the elastic force released by the first reset spring provides upward force to the flange. The first reset spring is used to realize the upward reset of the insert.

[0009] Preferably, a second reset spring is arranged between the lower end of the side of the swing block close to the product and the lower die, the second reset spring is arranged in a left-right direction, and the elastic force released by the second reset spring provides force in a direction away from the product to the lower end of the swing block. The second reset spring is used to realize the rotation reset of the swing block.

[0010] Preferably, the inclined surface between one end of the adjustment rod and the upper end of the insert is in a planar shape, so as to ensure that the adjustment rod can stably push the insert downward; the inclined surface of the lower end of the insert is in a planar shape, and the inclined surface of the upper end of the swing block is in an arc surface, so as to replace the original surface contact with line contact, and the rotation of the swing block is more flexible.

[0011] Preferably, the protrusion is integrally formed on the bottom of the swing block, and is close to the product. The protruding part in contact with the product is in a circular arc chamfer shape. The circular arc chamfer-shaped protrusion plays a protective role when the protrusion is used to adjust the angle of the product.

[0012] Preferably, a lower die insert is arranged on the lower die, and is used to support the product. The lower die insert has a bending groove to be bent and formed, and the part of the product to be bent is located on one side of the bending groove.

[0013] The beneficial effect of the utility model is that a limiting groove is arranged on the adjustment rod. When the adjustment rod is pushed, the adjustment rod moves a set distance in the direction of the insert, and then the limiting groove is clamped on the top of the insert, so that the insert and the swing block can keep safe contact, and safety accidents can be avoided. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The structure schematic view when the product is not bent in the embodiment is not shown;

[0015] Figure 2 The structure schematic view when the product is bent in the embodiment is shown.

[0016] Figure 3 Fig. 2 is a structural schematic view of the adjusting rod in the embodiment;

[0017] Figure 4 Fig. 3 is a structural schematic view of the insert in the embodiment;

[0018] Figure 5 Fig. 4 is a structural schematic view of the swing block in the embodiment;

[0019] Figure 6 Fig. 5 is a structural schematic view of the lower mold insert and the product in cooperation in the embodiment.

[0020] In the drawings:

[0021] 10, adjusting rod; 11, limiting groove; 12, first plane;

[0022] 20, insert; 21, flange; 22, second plane; 23, third plane;

[0023] 30, swing block; 31, rotating shaft; 32, protrusion; 32a, circular arc chamfer; 33, arc surface;

[0024] 40, fixed seat; 41, adjusting screw; 42, limiting screw;

[0025] 50, first reset spring; 60, second reset spring;

[0026] 70, product; 71, part to be bent;

[0027] 80, lower mold insert; 81, bending groove. DETAILED DESCRIPTION

[0028] The advantages and features of the present application will be more easily understood by the following detailed description of the preferred embodiments of the present application with reference to the accompanying drawings. The scope of protection of the present application will be more clearly defined by the following detailed description.

[0029] Reference Figures 1-6As shown in this embodiment, a novel safety adjustment structure is mainly used in insert molding terminals and molds with high bending angle requirements. Its application fields are very wide, covering automotive, electronics, medical, and intelligent machinery products. It includes an adjustment rod 10, a inserter 20, and a swing block 30. The adjustment rod 10 is horizontally mounted on the upper mold and can move horizontally. The inserter 20 is vertically mounted on the upper mold and can move vertically. One end of the adjustment rod 10 engages with the upper end of the inserter 20 via an inclined surface. The swing block 30 is rotatably mounted on the lower mold via a rotating shaft 31. The upper end of the swing block 30 engages with the lower end of the inserter 20 via an inclined surface. The lower end of the swing block 30 has a protrusion 32 for adjusting the angle of the product 70. A limiting groove 11 is provided on the inclined surface of the adjustment rod 10. When the adjustment rod 10 moves a predetermined distance towards the inserter 20, the upper end of the inserter 20 is engaged in the limiting groove 11.

[0030] A fixed base 40 is fixedly installed on the upper mold. A horizontally oriented adjusting screw 41 is installed on the fixed base 40. The end of the adjusting screw 41 is threadedly connected to the outer end of the adjusting rod 10. A limit screw 42 is also provided on the fixed base 40. The limit screw 42 is horizontally oriented, and its end abuts against the outer end face of the adjusting rod 10.

[0031] A flange 21 is integrally formed on one side of the upper end of the insert 20, and a first return spring 50 is fixed below the flange 21. Figure 4 As shown, a spring seat for mounting the first return spring 50 can be provided at the bottom of the flange 21. The first return spring 50 is arranged vertically, and the elastic force released by the first return spring 50 provides an upward force to the flange 21.

[0032] A second return spring 60 is provided between the lower end of the swing block 30 on the side facing the product 70 and the lower mold. The second return spring 60 is arranged in a left-right direction. The elastic force released by the second return spring 60 provides a force to the lower end of the swing block 30 in a direction away from the product 70. Figure 5 As shown, a spring seat for mounting the second return spring 60 can be provided on the side wall of the swing block 30.

[0033] The inclined surface between one end of the adjusting rod 10 and the upper end of the insert 20 is flat, that is, the inclined surface at one end of the adjusting rod 10 is the first plane 12, and the inclined surface at the upper end of the insert 20 is the second plane 22; the inclined surface at the lower end of the insert 20 is flat, that is, the inclined surface at the lower end of the insert 20 is the third plane 23, and the inclined surface at the upper end of the swing block 30 is an arc-shaped surface 33.

[0034] like Figure 5 As shown, in this embodiment, the protrusion 32 is integrally formed on the bottom of the swing block 30 and close to the product 70. The part of the protrusion 32 that contacts the product 70 has a rounded chamfered shape 32a.

[0035] As shown in Figure 6 The lower mold is provided with a lower mold insert 80 for supporting the product 70, and the lower mold insert 80 has a bending groove 81 to be bent and formed, and the bending part 71 of the product 70 is located at one side of the bending groove 81.

[0036] The embodiment adds a safe limiting groove 11 to the adjusting rod 10, when the technician goes to twist the adjusting screw 41 to push the adjusting rod 10, the adjusting rod 10 will move to the right end by a set distance, then the limiting groove 11 will be clamped at the upper end of the knife 20 (as shown in the partial enlarged view of Figure 2 ), to ensure that the knife 20 and the swing block 30 keep safe contact, and avoid safety accidents. The safety hidden danger in mold production is solved, and the efficiency of the mold is improved.

[0037] The above embodiments are only for illustrating the technical concept and characteristics of the utility model, and the purpose is to enable those skilled in the art to understand the content of the utility model and implement it, and it cannot limit the protection scope of the utility model, and any equivalent changes or modifications according to the spirit and essence of the utility model shall be covered within the protection scope of the utility model.

Claims

1. A novel safety adjustment structure, comprising an adjustment rod (10), a insert (20), and a swing block (30), wherein the adjustment rod (10) is horizontally disposed on an upper mold and is movable in the horizontal direction, the insert (20) is vertically disposed on the upper mold and is movable in the vertical direction, one end of the adjustment rod (10) is engaged with the upper end of the insert (20) via an inclined surface, the swing block (30) is rotatably disposed on a lower mold via a rotating shaft (31), the upper end of the swing block (30) is engaged with the lower end of the insert (20) via an inclined surface, and the lower end of the swing block (30) is provided with a protrusion (32) for adjusting the angle of the product (70); characterized in that: The inclined surface of the adjusting rod (10) is provided with a limiting groove (11). When the adjusting rod (10) moves a predetermined distance toward the insert (20), the upper end of the insert (20) is stuck in the limiting groove (11).

2. The novel safety adjustment structure according to claim 1, characterized in that: A fixed seat (40) is fixedly provided on the upper mold, and a horizontally oriented adjusting screw (41) is installed on the fixed seat (40). The end of the adjusting screw (41) is threadedly connected to the outer end of the adjusting rod (10).

3. The novel safety adjustment structure according to claim 2, characterized in that: The fixed base (40) is also provided with a limiting screw (42), which is horizontal and its end abuts against the outer end face of the adjusting rod (10).

4. The novel safety adjustment structure according to claim 1, characterized in that: A flange (21) is integrally formed on one side of the upper end of the insert (20). A first return spring (50) is fixed below the flange (21). The first return spring (50) is arranged in an up-down direction. The elastic force released by the first return spring (50) provides an upward force to the flange (21).

5. The novel safety adjustment structure according to claim 1, characterized in that: A second return spring (60) is provided between the lower end of the swing block (30) on the side facing the product (70) and the lower mold. The second return spring (60) is arranged in a left-right direction. The elastic force released by the second return spring (60) provides a force to the lower end of the swing block (30) in a direction away from the product (70).

6. The novel safety adjustment structure according to claim 1, characterized in that: The inclined surface between one end of the adjusting rod (10) and the upper end of the insert (20) is flat; The lower end of the insert (20) has a flat slope, and the upper end of the swing block (30) has an arc-shaped slope (33).

7. The novel safety adjustment structure according to claim 1, characterized in that: The protrusion (32) is integrally formed on the bottom of the swing block (30) and close to the product (70). The part of the protrusion (32) that contacts the product (70) has a rounded chamfer (32a).

8. The novel safety adjustment structure according to claim 1, characterized in that: The lower mold is provided with a lower mold insert (80) to support the product (70). The lower mold insert (80) has a bending groove (81) for bending and forming. The bending part (71) of the product (70) is located on one side of the bending groove (81).

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