Forming die of cascade control unit shell

Abstract

The utility model discloses a forming mold of a cascade control unit shell, which relates to the technical field of injection molding and comprises a bottom plate, side plates, a concave mold jacket and a mold main body, side plates are arranged on the two sides of the top face of the bottom plate, and the female die outer sleeve is installed on the side plates. The die body is installed in the female die outer sleeve. The die body comprises a female die and a male die, a plurality of product grooves are formed in the female die and communicated through a forming runner, a pouring runner is arranged on the male die and penetrates through the male die, and a discharging opening of the pouring runner is aligned to the forming runner. During pouring, the pouring runner directly pours materials into the forming runner, and each product groove can be used for forming different parts, so that a plurality of products can be sequentially formed by one set of mold, and compared with an existing mold, the forming efficiency is higher, and the production cost is lower under the condition that the number of the formed products is the same.

Description

Technical Field

[0001] The utility model belongs to the technical field of injection molding, and in particular relates to a molding die for a cascade control unit shell. Background Art

[0002] Cascade control, also known as series control, is a control system method that improves control effects by connecting two or more controllers in series. In a cascade control system, the main controller is installed at the control terminal and is responsible for overall regulation, while the secondary controller is installed on the control element and is responsible for more refined control.

[0003] However, the cascade control unit is often used in series with multiple PCB boards. Therefore, when the cascade control unit is formed, it is necessary to form the PCB board and an external shell for mounting the PCB board.

[0004] Existing molding dies can often only mold a specific PCB board or a single side panel of an external housing at a time; therefore, when applied to cascade control units, a mold that can only mold a single component is inefficient, and different molds must be customized for different components, which is costly. Utility Model Content

[0005] In order to solve the problems of low efficiency and high cost in existing molds when molding cascade control units, the utility model aims to provide a molding mold for a cascade control unit housing.

[0006] The technical solution adopted by the utility model is:

[0007] A molding die for a cascade control unit housing comprises a bottom plate, side plates, a die sleeve and a mold body; side plates are arranged on both sides of the top surface of the bottom plate, and the die sleeve is mounted on the side plates; the mold body is mounted in the die sleeve; the mold body comprises a die and a punch, the die is provided with a plurality of product grooves, the plurality of product grooves are connected through a molding flow channel, a casting flow channel is arranged on the punch, the casting flow channel runs through the punch, and a discharge port of the casting flow channel is aligned with the molding flow channel.

[0008] Optionally, a placement groove is provided at the center of the die sleeve, the die is located within the placement groove area, and semi-cylindrical groove bodies are provided at the top corners of the placement groove.

[0009] Optionally, the top corners of the top surface of the die sleeve are all provided with notches.

[0010] Optionally, the bottom plate is also provided with an ejector bottom plate and an ejector panel, the ejector bottom plate is installed with an ejector panel, the ejector bottom plate and the ejector panel are located between the two side plates, a number of ejectors are arranged on the ejector panel, the top ends of the ejectors penetrate the die and are located in the product groove.

[0011] Optionally, a plurality of first positioning rods are provided on the ejector panel, a plurality of first positioning holes are opened on the die sleeve, the first positioning rods are located in the first positioning holes, a buffer spring is sleeved on the first positioning rods, and the buffer spring is located between the die sleeve and the ejector panel.

[0012] Optionally, the die housing is installed with a punch housing, the punch clamp is sleeved in the punch housing, a mold top plate is arranged on the top of the punch housing, a pouring channel runs through the punch housing and the punch, and a feed port of the pouring channel is opened on the top surface of the punch housing.

[0013] As an option, a die cooling system is arranged in the die housing, and the die cooling system includes a die water inlet and a die water outlet arranged on different side walls of the die housing, and the die water inlet and the die water outlet are connected by a die cooling water pipe, and the die cooling water pipe is located in the die and arranged around the product groove.

[0014] As an option, a punch cooling system is arranged in the punch housing, and the punch cooling system includes a punch water inlet and a die water inlet, and the punch water inlet and the die water inlet are connected by a punch cooling water pipe, and the punch water inlet and the die water inlet are arranged on the side wall of the punch housing, and the punch cooling water pipe is located in the punch.

[0015] The beneficial effects of the utility model are:

[0016] The utility model provides a molding die for a cascade control unit housing, including a bottom plate, a side plate, a die sleeve and a mold body; side plates are arranged on both sides of the top surface of the bottom plate, and the die sleeve is installed on the side plates; the mold body is installed in the die sleeve; the mold body includes a die and a punch, and the die is provided with a plurality of product grooves, and the plurality of product grooves are connected through a molding flow channel, and a pouring flow channel is arranged on the punch, and the pouring flow channel runs through the punch, and the discharge port of the pouring flow channel is aligned with the molding flow channel. By opening a plurality of product grooves on the die, and then connecting the plurality of product grooves at the same time through the molding flow channel, during pouring, the pouring flow channel directly pours materials into the molding flow channel, and each product groove can be used to mold different parts, thereby realizing a set of molds to mold multiple products in sequence, compared with the existing molds, the molding efficiency of the utility model is higher, and the production cost is lower when the number of molded products is the same. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model.

[0018] Figure 2 It is a front view schematic diagram of the utility model.

[0019] Figure 3 It is a side view schematic diagram of the utility model.

[0020] Figure 4It is a top view schematic diagram of the utility model.

[0021] Figure 5 It is a schematic diagram of the structure of the utility model, and the mold top plate has been omitted.

[0022] Figure 6 It is a schematic diagram of the structure of the die.

[0023] Figure 7 It is a schematic diagram of the structure of the die jacket.

[0024] In the figure: 1-bottom plate, 2-ejector bottom plate, 21-ejector panel, 22-first positioning rod, 23-spring, 3-side plate, 4-die jacket, 5-die body, 51-die, 511-molding channel, 52-punch, 53-die cooling system, 54-punch cooling system, 6-die top plate, 7-pouring channel, 8-ejector. DETAILED DESCRIPTION

[0025] In this embodiment, if Figures 1 to 7 The mold for forming a cascade control unit housing shown in the figure comprises a bottom plate 1, a side plate 3, a die sleeve 4 and a mold body 5; the side plates 3 are arranged on both sides of the top surface of the bottom plate 1, and the die sleeve 4 is installed on the side plates 3; the mold body 5 is installed in the die sleeve 4; the mold body 5 comprises a die 51 and a punch 52, the die 51 is provided with a plurality of product grooves, and the plurality of product grooves are connected through a forming flow channel 511, and the punch 52 is provided with a pouring flow channel 7, the pouring flow channel 7 runs through the punch 52, and the discharge port of the pouring flow channel 7 is aligned with the forming flow channel 511. By opening a plurality of product grooves on the die 51, and then connecting the plurality of product grooves at the same time through the forming flow channel 511, during pouring, the pouring flow channel 7 directly pours materials into the forming flow channel 511, and each product groove can be used to form different parts, thereby realizing a set of molds to form a plurality of products in sequence, and compared with the existing molds, the molding efficiency of the utility model is higher, and the production cost is lower when the number of molded products is the same.

[0026] In order to ensure the accuracy of the connection between the concave mold 51 and the convex mold 52, the edge size of the placement groove is close to the outer size of the concave mold 51. Therefore, there is no gap between the placement groove and the contour of the concave mold 51, which is very inconvenient when removing, placing or replacing the groove 51. Figure 6 As shown, a placement groove is provided at the center of the die sleeve 4, the die 51 is located in the placement groove area, and semi-cylindrical groove bodies are provided at the top corners of the placement groove. When the groove 51 needs to be taken out, placed or replaced, the die 51 can be taken out through the semi-cylindrical groove bodies at the top corners of the placement groove. When the die 51 is placed, it can also be positioned and placed through the semi-cylindrical groove bodies, and the normal cooperation between the placement groove and the die 51 will not be affected.

[0027] In this embodiment, if Figures 1 to 6 As shown, the top corners of the top surface of the die jacket 4 are all provided with a notch, and the side of the top surfaces of the two side panels 3 that are away from each other is also provided with a notch. Specifically, the notch is triangular, and the notch is used to facilitate the removal, placement and replacement of the die jacket 4 or the side panels.

[0028] In this embodiment, the bottom surface of the punch sleeve is also provided with a notch.

[0029] In this embodiment, the bottom plate 1 is further provided with an ejector bottom plate 2 and an ejector panel 21, the ejector bottom plate 2 is installed with the ejector panel 21, the ejector bottom plate 2 and the ejector panel 21 are located between the two side plates 3, and a plurality of ejectors 8 are provided on the ejector panel 21, the top ends of the ejectors 8 penetrate the die 51 and are located in the product groove, and the ejectors 8 are used to form an uneven space in the groove 51, thereby forming products of different shapes, and the ejector 8 is arranged according to the shape adaptability of the actual molded product.

[0030] In this embodiment, if Figures 1 to 5 As shown, the ejector panel 21 is also provided with a plurality of first positioning rods 22, the die jacket 4 is provided with a plurality of first positioning holes, the first positioning rods 22 are located in the first positioning holes, the first positioning rods 22 are sleeved with a buffer spring 23, and the buffer spring 23 is located between the die jacket 4 and the ejector panel 21. When the die jacket 4 and the punch jacket are installed together, the buffer spring 23 presses the die jacket 4, making the die jacket 4 and the punch jacket tighter, and at the same time making the fit between the die 51 and the punch 52 tighter.

[0031] In this embodiment, four second positioning rods are arranged on the bottom plate 1, and the second positioning rods penetrate the top corners of the side plate 3, the female mold sleeve 4 and the male mold sleeve.

[0032] In this embodiment, the die sleeve 4 is installed with a punch sleeve, the punch 52 is clamped in the punch sleeve, a mold top plate 6 is arranged on the top of the punch sleeve, a pouring channel 7 runs through the punch sleeve and the punch 52, and a feed port of the pouring channel 7 is opened on the top surface of the punch sleeve.

[0033] In this embodiment, a die cooling system 53 is provided in the die jacket 4. The die cooling system 53 includes a die water inlet and a die water outlet provided on different side walls of the die jacket 4. The die water inlet and the die water outlet are connected by a die cooling water pipe. The die cooling water pipe is located in the die 51 and is arranged around the product groove. During molding, the coolant enters from the die water inlet and is output from the die water outlet through the die cooling water pipe, thereby rapidly cooling the liquid material in the product groove from around the die 51 to achieve rapid molding.

[0034] In this embodiment, a punch cooling system 54 is provided in the punch housing, and the punch cooling system 54 includes a punch water inlet and a die water inlet, which are connected by a punch cooling water pipe, and the punch water inlet and the die water inlet are provided on the side wall of the punch housing, and the punch cooling water pipe is located in the punch 52. The working principle and working mode of the punch cooling system 54 are the same as those of the die cooling system 53, and are not described in detail here.

[0035] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0037] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A molding die for a cascade control unit housing, characterized in that: It comprises a bottom plate (1), a side plate (3), a concave mold jacket (4) and a mold body (5); Side plates (3) are arranged on both sides of the top surface of the bottom plate (1), and the die sleeve (4) is installed on the side plates (3); The mold body (5) is installed in the die sleeve (4); The mold body (5) comprises a concave mold (51) and a convex mold (52), and the concave mold (51) is provided with a plurality of product grooves, each of which can be used to mold different parts; The plurality of product grooves are connected via a molding runner (511), a pouring runner (7) is provided on the convex mold (52), the pouring runner (7) runs through the convex mold (52), and a discharge port of the pouring runner (7) is aligned with the molding runner (511).

2. The molding die of the cascade control unit housing according to claim 1, characterized in that: A placement groove is provided at the center of the die sleeve (4), the die (51) is located in the placement groove area, and semi-cylindrical groove bodies are provided at the top corners of the placement groove.

3. The molding die of the cascade control unit housing according to claim 1, characterized in that: The top corners of the top surface of the die sleeve (4) are all provided with notches.

4. The molding die of the cascade control unit housing according to claim 1, characterized in that: The bottom plate (1) is also provided with an ejector bottom plate (2) and an ejector panel (21); the ejector bottom plate (2) is mounted with an ejector panel (21); the ejector bottom plate (2) and the ejector panel (21) are located between the two side plates (3); a plurality of ejectors (8) are provided on the ejector panel (21); the top ends of the ejectors (8) penetrate through the concave mold (51) and are located in the product groove.

5. The forming die of the cascade control unit housing according to claim 4, characterized in that: The ejector panel (21) is also provided with a plurality of first positioning rods (22), the die sleeve (4) is provided with a plurality of first positioning holes, the first positioning rods (22) are located in the first positioning holes, a buffer spring (23) is sleeved on the first positioning rods (22), and the buffer spring (23) is located between the die sleeve (4) and the ejector panel (21).

6. The molding die of the cascade control unit housing according to claim 1, characterized in that: The die sleeve (4) is provided with a punch sleeve, the punch (52) is clamped in the punch sleeve, a mold top plate (6) is provided on the top of the punch sleeve, the pouring channel (7) runs through the punch sleeve and the punch (52), and the feed port of the pouring channel (7) is provided on the top surface of the punch sleeve.

7. The forming die of the cascade control unit housing according to claim 6, characterized in that: A die cooling system (53) is arranged in the die housing (4), and the die cooling system (53) comprises a die water inlet and a die water outlet arranged on different side walls of the die housing (4), the die water inlet and the die water outlet being connected via a die cooling water pipe, and the die cooling water pipe is located in the die (51) and is arranged around the product groove.

8. The forming die of the cascade control unit housing according to claim 7, characterized in that: A punch cooling system (54) is arranged in the punch housing, and the punch cooling system (54) includes a punch water inlet and a die water inlet, the punch water inlet and the die water inlet are connected via a punch cooling water pipe, the punch water inlet and the die water inlet are arranged on the side wall of the punch housing, and the punch cooling water pipe is located in the punch (52).

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