Composite punching die with double-layer structure

Abstract

The utility model discloses a composite punching die with a double-layer structure, relates to the technical field of refrigerator production equipment, and solves the technical problems that an existing punching die is single in production model and high in manufacturing cost. Comprising a punching operation platform; the punching operation platform comprises a base and a fence arranged on the base. The punching mechanism is arranged on the punching operation platform, and the punching mechanism comprises a plurality of punching driving platforms, a plurality of punching air cylinders, a plurality of rotary swing arm structures, a plurality of pairs of punching dies, a plurality of driving air cylinders, a portal frame and a supporting platform; the punching mechanism is divided into a first punching assembly, a second punching assembly, a third punching assembly and a fourth punching assembly. According to the combined type punching die, the space utilization rate of the die is increased in the production process, products of different structures can be produced, and therefore the number of the dies is reduced, the die opening cost is reduced, and the die opening period is shortened.

Description

Technical Field

[0001] The utility model belongs to the technical field of refrigerator production equipment, and in particular relates to a composite punching die with a double-layer structure. Background Art

[0002] A mold is a tool that uses a specific shape to form a blank (solid or liquid) into a product with a certain shape and size under the action of an external force. It is widely used in forging, stamping, powder metallurgy pressing, pressure casting, and compression molding and injection molding of engineering plastics, rubber, ceramics and other products.

[0003] At present, in the field of refrigerator manufacturing, a single inner liner punching die can only produce a single product model. With the upgrading and iteration of products, the number of product models is increasing. The existing punching dies have limitations and cannot take into account the production of multiple models. As a result, the number of molds opened is also increasing, and the annual mold investment cost has increased significantly. At the same time, the excessive number of molds also leads to mold inventory saturation and management difficulties.

[0004] Therefore, based on the above problems, we designed a composite punching die with a double-layer structure. Utility Model Content

[0005] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a composite punching die with a double-layer structure, which solves the technical problems of the existing punching die production model being single and the high production cost.

[0006] To achieve the above-mentioned purpose, according to an embodiment of the first aspect of the utility model, a composite punching die with a double-layer structure is provided, comprising a punching work platform; wherein the punching work platform comprises a base and a fence arranged on the base;

[0007] It also includes: a punching mechanism, which is arranged on the punching operation platform, and the punching mechanism includes a plurality of punching drive platforms, a plurality of punching cylinders, a plurality of rotating swing arm structures, a plurality of pairs of punching dies, a plurality of drive cylinders, a gantry and a support platform;

[0008] Among them, the punching mechanism is divided into punching component one, punching component two, punching component three and punching component four.

[0009] A further improvement is that the punching assembly comprises three punching drive platforms superimposed on each other, a base slidably arranged on the upper punching drive platform and a punching seat arranged on the bottom plate of the base, a rotating swing arm structure rotatably arranged on the base, a punching cylinder is arranged in the base and rotatably connected at one end through a rotating part and the rotating swing arm structure, a pair of the punching dies are respectively arranged on the punching seat and the rotating swing arm structure, and each of the punching drive platforms is driven by a separate driving cylinder.

[0010] A further improvement is that the punching assembly 2 includes two punching drive platforms stacked together and a base 2 and a stamping seat 2 arranged on the upper punching drive platform, a punching cylinder is arranged in the base 2, a sliding seat is slidably arranged in the port of the base 2, the end of the punching cylinder is connected to the top surface of the sliding seat, a pair of stamping dies are respectively arranged on the stamping seat 2 and the base 2, and each of the punching drive platforms is driven by a separate drive cylinder.

[0011] A further improvement is that the punching assembly three includes two punching drive platforms stacked together and a base three arranged on the upper punching drive platform, a rotating swing arm structure is rotatably arranged on the base three, a punching cylinder is arranged in the base three and the end is rotatably connected to the rotating swing arm structure through a rotating member, a pair of stamping dies are respectively arranged on the base three and the rotating swing arm structure, and each of the punching drive platforms is driven by a separate drive cylinder.

[0012] A further improvement is that the stamping assembly four also includes a gantry connected to the base and a support platform arranged in the gantry port and with the bottom surface slidably connected to the base, and the support platform is driven by a pair of driving cylinders.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] (1) The utility model, through the design of the composite punching die, expands the utilization rate of the die space during production, and can take into account the production of products with different structures, thereby reducing the number of dies, reducing the cost of die making, shortening the die making cycle, effectively alleviating the die inventory, and solving the problems of saturated die inventory and large floor space;

[0015] (2) The utility model adopts a modular design for the punching unit in the composite punching die, and divides the die into four groups of punching components, which can be easily moved and combined, with high efficiency, and product model switching can be controlled by one button, without the need to change the die, and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a structural schematic diagram of a punching assembly of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the second punching assembly of the utility model;

[0019] Figure 4 It is a schematic diagram of the three structures of the punching assembly of the utility model;

[0020] Figure 5 It is a schematic diagram of the fourth structure of the punching component of the utility model.

[0021] Markings in the figure:

[0022] 1. Punching operation platform; 11. Base; 12. Fence;

[0023] 2. Punching mechanism; 21. Punching driving platform; 22. Punching cylinder; 23. Rotating swing arm structure; 24. Stamping die; 25. Driving cylinder; 26. Gantry; 27. Support platform;

[0024] 201, base one; 202, stamping base one; 203, base two; 204, stamping base two; 205, sliding base; 206, base three. DETAILED DESCRIPTION

[0025] The technical solution of the utility model will be described clearly and completely in conjunction with the embodiments below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] like Figure 1 As shown, a composite punching die with a double-layer structure includes a punching work platform 1; wherein the punching work platform 1 includes a base 11 and a fence 12 arranged on the base 11;

[0027] like Figure 1 As shown, the implementation also includes: a punching mechanism 2, which is arranged on the punching operation platform 1, and the punching mechanism 2 includes a plurality of punching drive platforms 21, a plurality of punching cylinders 22, a plurality of rotating swing arm structures 23, a plurality of pairs of punching dies 24, a plurality of drive cylinders 25, a gantry 26 and a supporting platform 27. The punching mechanism 2 is divided into a punching component 1, a punching component 2, a punching component 3 and a punching component 4;

[0028] Among them, Figure 2As shown, the punching assembly 1 includes three punching drive platforms 21 superimposed on one body, a base 201 slidably arranged on the upper punching drive platform 21 and a punching seat 202 arranged on the bottom plate of the base 201, a rotating swing arm structure 23 rotatably arranged on the base 201, a punching cylinder 22 arranged in the base 201 and rotatably connected to the rotating swing arm structure 23 through a rotating member at the end, a pair of punching dies 24 are respectively arranged on the punching seat 202 and the rotating swing arm structure 23, each punching drive platform 21 is driven by a separate driving cylinder 25, and a three-layer motion platform is designed. A guide rail is arranged under each motion platform, so that the punching drive platform 21 below controls the overall structure to move in and out for model switching, the middle punching drive platform 21 controls the movement of the die for automatic waste collection, and the upper punching drive platform 21 controls the movement of the punching and cutting parts for making way for gallbladder removal;

[0029] Among them, Figure 3 As shown, the punching assembly 2 includes two punching drive platforms 21 stacked together, a base 203 and a punching seat 204 arranged on the upper punching drive platform 21, a punching cylinder 22 is arranged in the base 203, a sliding seat 205 is slidably arranged in the port of the base 203, the end of the punching cylinder 22 is connected to the top surface of the sliding seat 205, a pair of stamping dies 24 are respectively arranged on the punching seat 204 and the base 203, each punching drive platform 21 is driven by a separate drive cylinder 25, and a double-layer motion platform is designed. A guide rail is arranged under each motion platform. The punching drive platform 21 below controls the overall structure to move in and out for model switching, and the punching drive platform 21 above controls the movement and switching of the 160 and 183 condenser through-holes;

[0030] Among them, Figure 4 As shown, the punching assembly three includes two punching drive platforms 21 stacked together and a base three 206 arranged on the upper punching drive platform 21, a rotating swing arm structure 23 is rotatably arranged on the base three 206, a punching cylinder 22 is arranged in the base three 206 and is rotatably connected to the rotating swing arm structure 23 through a rotating member at the end, a pair of stamping dies 24 are respectively arranged on the base three 206 and the rotating swing arm structure 23, each punching drive platform 21 is driven by a separate drive cylinder 25, and a double-layer motion platform is designed, and a guide rail is arranged under each motion platform. The punching drive platform 21 below controls the overall structure to move in and out for model switching, and the punching drive platform 21 above controls the movement and switching of the gaps of the 160 and 183 anti-condensation tubes;

[0031] Among them, Figure 5As shown, the stamping assembly 4 includes a gantry 26 connected to the base 11 and a support platform 27 disposed in the port of the gantry 26 and having a bottom surface slidably connected to the base 11. The support platform 27 is driven by a pair of driving cylinders 25, and a guide rail is disposed on the base 11 to assist the support platform 27 in sliding.

[0032] like Figures 1 to 5 As shown, in this embodiment, it should be noted that the above-mentioned punching assembly 1, punching assembly 2 and punching assembly 3 are separately set during implementation, and are also assembled into a group and set on the support platform 27. The punching assembly 1 is used to punch the upper beam round hole, the punching assembly 2 is used to punch the back evaporator through hole, the punching assembly 3 is used to punch the cooling pipe clearance, and the punching assembly 4 is used to punch all the above holes, so as to realize the product of one out of three;

[0033] When implemented, the application document also includes a control cabinet, in which a PLC control system is provided, and the punching mechanism 2 is connected to the PLC control system, and the PLC control system controls the punching components 1, 2, 3 and 4 to perform punching operations. In addition, it should be noted that the PLC control system and the driving cylinder 25 and the punching cylinder 22 provided in the control cabinet are all commercially available products of the prior art, and their working principles have been disclosed, and the working principles have been omitted in this application. This application document only improves the shortcomings of the existing punching die production model of a single model and high production cost, and does not involve other aspects; the working principle of this composite punching die with a double-layer structure is introduced as follows:

[0034] When producing BD-160 products, the PLC control system controls the punching assembly 1, punching assembly 2, and punching assembly 3 to move to the working state, wherein the punching assembly 2 is driven by the driving cylinder 25 to move to the leftmost side of the operation surface, and according to the set program, the punching cylinders 22 in the punching assembly 1 and the punching assembly 3 drive the stamping die 24 to punch the BD-160 product;

[0035] When producing BD-183 products, the punching assembly 1, the punching assembly 2, and the punching assembly 3 are moved to the working state, wherein the punching assembly 2 is driven by the driving cylinder 25 to move to the rightmost side of the operation surface, and according to the set program, the punching cylinders 22 in the punching assembly 1 and the punching assembly 3 drive the stamping die 24 to punch the BD-183 product;

[0036] When producing BD-46 products, punching component four is in working state, wherein punching component one, punching component two and punching component three are all driven to non-working positions by driving cylinder 25, providing space for punching component four to move; and the PLC control system controls the punching cylinders 22 in punching component one, punching component two and punching component three in punching component four to drive the punching die 24 to punch BD-160, BD-183 and BD-46 products respectively, realizing the output of three products out of one.

[0037] The above embodiments are only used to illustrate the technical method of the utility model rather than to limit it. Although the utility model is described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical method of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical method of the utility model.

Claims

1. A composite punching die with a double-layer structure, comprising a punching operation platform (1); wherein: The punching operation platform (1) comprises a base (11) and a fence (12) arranged on the base (11); The invention is characterized in that it further comprises: a punching mechanism (2) arranged on the punching operation platform (1), wherein the punching mechanism (2) comprises a plurality of punching drive platforms (21), a plurality of punching cylinders (22), a plurality of rotating swing arm structures (23), a plurality of pairs of punching dies (24), a plurality of drive cylinders (25), a gantry (26) and a supporting platform (27); Wherein, the punching mechanism (2) is divided into a punching component one, a punching component two, a punching component three and a punching component four.

2. A composite punching die with a double-layer structure according to claim 1, characterized in that: The punching assembly (21) comprises three punching drive platforms (21) stacked together, a base (201) slidably arranged on the upper punching drive platform (21) and a punching seat (202) arranged on the bottom plate of the base (201); a rotating swing arm structure (23) rotatably arranged on the base (201); a punching cylinder (22) arranged in the base (201) and rotatably connected to the rotating swing arm structure (23) at one end through a rotating member; a pair of punching dies (24) are respectively arranged on the punching seat (202) and the rotating swing arm structure (23); and each of the punching drive platforms (21) is driven by a separate driving cylinder (25).

3. The composite punching die with a double-layer structure according to claim 1, characterized in that: The punching assembly 2 comprises two punching drive platforms (21) stacked together, a base 2 (203) and a punching seat 2 (204) arranged on the upper punching drive platform (21), a punching cylinder (22) arranged in the base 2 (203), a sliding seat (205) slidably arranged in the port of the base 2 (203), the end of the punching cylinder (22) is connected to the top surface of the sliding seat (205), a pair of punching dies (24) are respectively arranged on the punching seat 2 (204) and the base 2 (203), and each punching drive platform (21) is driven by a separate driving cylinder (25).

4. The composite punching die with a double-layer structure according to claim 1, characterized in that: The punching assembly three comprises two punching drive platforms (21) stacked together and a base three (206) arranged on the upper punching drive platform (21); a rotating swing arm structure (23) is rotatably arranged on the base three (206); a punching cylinder (22) is arranged in the base three (206) and is rotatably connected to the rotating swing arm structure (23) through a rotating member at one end; a pair of punching dies (24) are respectively arranged on the base three (206) and the rotating swing arm structure (23); and each of the punching drive platforms (21) is driven by a separate driving cylinder (25).

5. The composite punching die with a double-layer structure according to claim 1, characterized in that: The gantry (26) is connected to the base (11), the support platform (27) is arranged in the port of the gantry (26) and the bottom surface is slidably connected to the base (11), and the support platform (27) is driven by a pair of driving cylinders (25).

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