Combined mold structure for closing box body

Abstract

The utility model relates to the technical field of dies, and discloses a combined type die structure for a closed box body, which solves the problem that the existing die is inconvenient to process the closed box body, and comprises a lower die and a combined type upper die, the four side edges of the top end of the lower die are respectively provided with an edge folding push plate in a sliding manner; the edge folding push plate is connected with the lower die through an air cylinder, the combined upper die is composed of a hoisting plate, a rotary driving assembly, a hydraulic telescopic rod, a U-shaped supporting frame, a rectangular supporting frame, a first servo motor, a lead screw, a first positioning assembly and a second positioning assembly, and the first positioning assembly and the second positioning assembly are each composed of a positioning supporting die, a first movable die and a second movable die. The positioning supporting mold is slidably inserted into the rectangular supporting frame and is in threaded connection with the lead screw; the first movable mold and the second movable mold are slidably connected to the two ends of the positioning supporting mold respectively; by means of the combined die, the closed box body can be conveniently machined, and the machining efficiency and quality are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to mould technical field, concretely is a kind of combined mould structure for closed box body. BACKGROUND

[0002] In the production and processing of closed box body, the four sides of the plate body after stamping are bent twice, the first bending makes the four sides of the plate body form vertical structure, this process can be used by conventional mould, when the second bending, the four vertical sides need to be bent inward, if limiting by conventional mould at this time, there will be no ejection condition, if not using limiting structure, it will lead to the situation that bending accuracy is poor, affect the processing quality of closed box body, therefore, the present application provides a kind of combined mould structure for closed box body. SUMMARY

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a kind of combined mould structure for closed box body, effectively solve the problem that the existing mould is not convenient for the processing of closed box body.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of combined mould structure for closed box body, including lower mould and combined upper mould, the four sides of the top end of the lower mould are slidably provided with edge folding push plate, edge folding push plate is connected by pneumatic cylinder with lower mould, combined upper mould is by hoisting plate, rotary drive component, hydraulic telescopic rod, U type support frame, rectangular support frame, servo motor one, screw rod, first positioning assembly and second positioning assembly constitute, hydraulic telescopic rod is inserted in hoisting plate and is rotationally connected with it, rotary drive component is connected between hoisting plate and hydraulic telescopic rod, U type support frame is fixedly connected to the bottom of hydraulic telescopic rod, rectangular support frame is fixedly connected to the bottom end inside U type support frame, servo motor one is fixedly connected to the intermediate position of one end of rectangular support frame, screw rod is rotationally connected to the inside of rectangular support frame and is fixedly connected with the output shaft of servo motor one, first positioning assembly and second positioning assembly are slidably inserted in rectangular support frame and are threadedly connected with screw rod, first positioning assembly and second positioning assembly are all by positioning support mould, first movable mould and second movable mould constitute, positioning support mould is slidably inserted in rectangular support frame and is threadedly connected with screw rod, first movable mould and second movable mould are slidably connected to the two ends of positioning support mould respectively.

[0005] Preferably, the rotary drive component is composed of a servo motor two, a worm and a worm gear, the servo motor two is fixedly connected to the top end of the hoisting plate, the worm is rotationally connected to the top end of the hoisting plate and is fixedly connected with the output shaft of the servo motor two, the worm gear is sleeved on the hydraulic telescopic rod and is fixedly connected therewith, the worm gear is meshingly connected with the worm, and the worm gear is rotationally connected with the hoisting plate through a plain bearing.

[0006] Preferably, the screw rod is a two-section symmetric screw thread structure.

[0007] Preferably, the positioning support mold is composed of a vertical plate, a positioning beam one and two limiting sliding blocks, the positioning beam one is fixedly connected to the bottom end of one side of the vertical plate, and the two limiting sliding blocks are fixedly connected to the bottom of both ends of the vertical plate.

[0008] Preferably, the first movable mold and the second movable mold are both composed of a triangular plate and a positioning beam two, the positioning beam two is fixedly connected to the bottom end of one side of the triangular plate, and the triangular plate is provided with a sliding groove at one end, which is in sliding connection with the limiting sliding block.

[0009] Compared with the prior art, the utility model has the beneficial effects that:

[0010] (1), in the work, through setting up the edge push plate, the cylinder and setting up by the lifting plate, the rotary drive assembly, the hydraulic telescopic rod, the U type support frame, the rectangular support frame, the servo motor one, the screw rod, the first positioning assembly and the second positioning assembly constitute the combined upper die, can conveniently produce and process the closed box body, improve the processing efficiency and processing quality;

[0011] (2), through setting up by the vertical plate, the positioning beam one and two limiting sliding blocks constitute the positioning support mold and setting up by the triangular plate and the positioning beam two constitute the first movable mold and the second movable mold, can realize telescopic adjustment, thereby facilitating the die withdrawal, improve the convenience and flexibility of processing. BRIEF DESCRIPTION OF DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, and are used to explain the utility model together with embodiments of the utility model, and do not constitute the limitation to the utility model.

[0013] In the drawings:

[0014] Figure 1 It is combined mold structure schematic view for closed box body of the utility model;

[0015] Figure 2 It is combined upper die structure schematic view of the utility model;

[0016] Figure 3 It is rotary drive assembly structure schematic view of the utility model;

[0017] Figure 4 It is combined upper die local structure schematic view of the utility model;

[0018] Figure 5 It is first positioning assembly exploded view of the utility model;

[0019] Figure 6 It is box body forming flow chart of the utility model;

[0020] In the figure: 1, the lower mold; 2, the combined upper mold; 3, the folding edge push plate; 4, the air cylinder; 5, the lifting plate; 6, the rotary drive assembly; 7, the hydraulic telescopic rod; 8, the U-shaped support frame; 9, the rectangular support frame; 10, the servo motor one; 11, the screw rod; 12, the first positioning assembly; 13, the second positioning assembly; 14, the positioning support mold; 15, the first movable mold; 16, the second movable mold; 17, the servo motor two; 18, the worm; 19, the worm wheel; 20, the plane bearing; 21, the vertical plate; 22, the positioning beam one; 23, the limiting sliding block; 24, the triangular plate; 25, the positioning beam two; 26, the sliding groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0022] By Figure 1 , Figure 2 , Figure 4 and Figure 5 A combined mold structure for closing a box body is disclosed, which comprises a lower mold 1 and a combined upper mold 2. The four sides of the top end of the lower mold 1 are slidably provided with folding edge push plates 3, which are connected to the lower mold 1 through air cylinders 4. The combined upper mold 2 is composed of a lifting plate 5, a rotary drive assembly 6, a hydraulic telescopic rod 7, a U-shaped support frame 8, a rectangular support frame 9, a servo motor one 10, a screw rod 11, a first positioning assembly 12 and a second positioning assembly 13. The hydraulic telescopic rod 7 is inserted into and rotatably connected to the lifting plate 5. The rotary drive assembly 6 is connected between the lifting plate 5 and the hydraulic telescopic rod 7. The U-shaped support frame 8 is fixedly connected to the bottom end of the hydraulic telescopic rod 7. The rectangular support frame 9 is fixedly connected to the bottom end inside the U-shaped support frame 8. The servo motor one 10 is fixedly connected to the middle position of one end of the rectangular support frame 9. The screw rod 11 is rotatably connected to the inside of the rectangular support frame 9 and fixedly connected to the output shaft of the servo motor one 10. The first positioning assembly 12 and the second positioning assembly 13 are slidably inserted into the rectangular support frame 9 and threadedly connected to the screw rod 11. The first positioning assembly 12 and the second positioning assembly 13 are both composed of a positioning support mold 14, a first movable mold 15 and a second movable mold 16. The positioning support mold 14 is slidably inserted into the rectangular support frame 9 and threadedly connected to the screw rod 11. The first movable mold 15 and the second movable mold 16 are respectively slidably connected to the two ends of the positioning support mold 14.

[0023] In use, the four sides of the plate are punched to form a vertical bending structure by a conventional mold, such asFigure 6 The middle B position, and then the semi-finished product is placed in the top of the lower die 1, the hydraulic telescopic rod 7 drives the U-shaped support frame 8 and the rectangular support frame 9 to press down, so that the first positioning assembly 12 and the second positioning assembly 13 move to the inside of the box body of the semi-finished product, the first positioning assembly 12 and the second positioning assembly 13 are deformed after being pressed down, the first movable die 15 and the second movable die 16 move upwards along the two ends of the positioning support die 14, so that the overall length of the first positioning assembly 12 and the second positioning assembly 13 increases, the two ends of the first positioning assembly 12 and the second positioning assembly 13 are attached to the inner side wall of the box body, the servo motor one 10 drives the lead screw 11 to rotate, the lead screw 11 drives the first positioning assembly 12 and the second positioning assembly 13 to move to the two ends, so that the side edges of the first positioning assembly 12 and the second positioning assembly 13 are attached to the inner side wall of the box body, realizing the positioning of the first bending edge of the box body, then the cylinder 4 drives the bending edge push plate 3 to move, the first bending edge is bent horizontally for the second time through the bending edge push plate 3, so as to form a closed box body, after bending, the lead screw 11 drives the first positioning assembly 12 and the second positioning assembly 13 to reset, the hydraulic telescopic rod 7 drives the U-shaped support frame 8 and the rectangular support frame 9 to move upwards, so as to drive the first positioning assembly 12 and the second positioning assembly 13 to move upwards, at this time the first movable die 15 and the second movable die 16 are affected by gravity and move downwards along the positioning support die 14, so as to separate from the second bending edge, facilitating the die withdrawal, then the rotary drive assembly 6 drives the hydraulic telescopic rod 7, the U-shaped support frame 8, the rectangular support frame 9, the servo motor one 10, the lead screw 11, the first positioning assembly 12 and the second positioning assembly 13 to rotate 90 degrees as a whole, and then the other two side edges of the box body are bent to form a closed box body;

[0024] By Figures 2 to 4 It is given that the rotary drive assembly 6 is composed of a servo motor two 17, a worm 18 and a worm wheel 19, the servo motor two 17 is fixedly connected to the top end of the hoisting plate 5, the worm 18 is rotatably connected to the top end of the hoisting plate 5 and is fixedly connected with the output shaft of the servo motor two 17, the worm wheel 19 is sleeved on the hydraulic telescopic rod 7 and is fixedly connected therewith, the worm wheel 19 is meshingly connected with the worm 18, and the worm wheel 19 is rotatably connected with the hoisting plate 5 through a plain bearing 20, and the lead screw 11 has a two-section symmetrical thread structure;

[0025] The servo motor two 17, the worm 18 and the worm wheel 19 can drive the hydraulic telescopic rod 7 to rotate, so as to drive the U-shaped support frame 8, the rectangular support frame 9, the servo motor one 10, the lead screw 11, the first positioning assembly 12 and the second positioning assembly 13 to rotate as a whole, and the plain bearing 20 can improve the stability and mobility of the connection between the worm wheel 19 and the hoisting plate 5;

[0026] By Figure 2 , Figure 4 And Figure 5The positioning support die 14 is composed of a vertical plate 21, a positioning beam one 22 and two limiting sliding blocks 23. The positioning beam one 22 is fixedly connected to the bottom end of one side of the vertical plate 21. The two limiting sliding blocks 23 are fixedly connected to the bottom of both ends of the vertical plate 21 respectively. The first movable die 15 and the second movable die 16 are both composed of a triangular plate 24 and a positioning beam two 25. The positioning beam two 25 is fixedly connected to the bottom end of one side of the triangular plate 24. One end of the triangular plate 24 is provided with a sliding groove 26 which is slidingly connected with the limiting sliding block 23.

[0027] The positioning beam two 25 can be spliced with the positioning beam one 22 to form an integral structure, so as to limit the first bending edge of the closed box body, thereby improving the stability and accuracy of the second bending, improving the processing quality. The limiting sliding block 23 and the sliding groove 26 can realize the sliding limiting of the triangular plate 24 and the vertical plate 21, thereby improving the stability.

[0028] By Figure 6 The conventional plate is processed into the A structure through a stamping die or a cutting tool, then the B structure is formed through a conventional die stamping, and finally the C structure is processed through the die.

[0029] In work, through the setting of the edge folding push plate, the cylinder and the setting of the combined upper die composed of the lifting plate, the rotary driving assembly, the hydraulic telescopic rod, the U-shaped support frame, the rectangular support frame, the servo motor one, the screw rod, the first positioning assembly and the second positioning assembly, the closed box body can be conveniently produced and processed, and the processing efficiency and quality are improved. Through the setting of the positioning support die composed of the vertical plate, the positioning beam one and the two limiting sliding blocks and the setting of the first movable die and the second movable die composed of the triangular plate and the positioning beam two, the telescopic adjustment can be realized, thereby facilitating the die withdrawal and improving the processing convenience and flexibility.

Claims

1. A combined mould structure for closing a box, comprising a lower mould (1) and a combined upper mould (2), characterised in that: The four sides of the lower die (1) top end are slidably provided with the folded edge push plate (3), the folded edge push plate (3) is connected with the lower die (1) through the air cylinder (4), the combined upper die (2) is composed of the lifting plate (5), the rotary drive assembly (6), the hydraulic telescopic rod (7), the U-shaped support frame (8), the rectangular support frame (9), the servo motor one (10), the lead screw (11), the first positioning assembly (12) and the second positioning assembly (13), the hydraulic telescopic rod (7) is inserted into the lifting plate (5) and is rotatably connected with the lifting plate (5), the rotary drive assembly (6) is connected between the lifting plate (5) and the hydraulic telescopic rod (7), the U-shaped support frame (8) is fixedly connected to the bottom end of the hydraulic telescopic rod (7), the rectangular support frame (9) is fixedly connected to the bottom end inside the U-shaped support frame (8), the servo motor one (10) is fixedly connected to the middle position of one end of the rectangular support frame (9), the lead screw (11) is rotatably connected to the inside of the rectangular support frame (9) and is fixedly connected with the output shaft of the servo motor one (10), the first positioning assembly (12) and the second positioning assembly (13) are slidably inserted into the rectangular support frame (9) and are threadedly connected with the lead screw (11), the first positioning assembly (12) and the second positioning assembly (13) are both composed of the positioning support die (14), the first movable die (15) and the second movable die (16), the positioning support die (14) is slidably inserted into the rectangular support frame (9) and is threadedly connected with the lead screw (11), the first movable die (15) and the second movable die (16) are slidably connected to the two ends of the positioning support die (14) respectively.

2. A modular mold structure for closing a box according to claim 1, characterized in that: The rotary drive assembly (6) is composed of the servo motor two (17), the worm (18) and the worm wheel (19), the servo motor two (17) is fixedly connected to the top end of the lifting plate (5), the worm (18) is rotatably connected to the top end of the lifting plate (5) and is fixedly connected with the output shaft of the servo motor two (17), the worm wheel (19) is sleeved on the hydraulic telescopic rod (7) and is fixedly connected with the hydraulic telescopic rod (7), the worm wheel (19) is meshedly connected with the worm (18), and the worm wheel (19) is rotatably connected with the lifting plate (5) through the plane bearing (20).

3. A modular mold structure for closing a box according to claim 1, characterized in that: The lead screw (11) is a two-section symmetrical thread structure.

4. A modular mold structure for closing a box according to claim 1, characterized in that: The positioning support die (14) is composed of the vertical plate (21), the positioning beam one (22) and the two limiting sliding blocks (23), the positioning beam one (22) is fixedly connected to the bottom end of one side of the vertical plate (21), and the two limiting sliding blocks (23) are fixedly connected to the bottoms of the two ends of the vertical plate (21) respectively.

5. A combined mould structure for closing a box according to claim 4, characterized in that: The first movable die (15) and the second movable die (16) are both composed of the triangular plate (24) and the positioning beam two (25), the positioning beam two (25) is fixedly connected to the bottom end of one side of the triangular plate (24), and one end of the triangular plate (24) is provided with the sliding groove (26) slidably connected with the limiting sliding block (23).

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