Plastic part forming mold with iron sheet bracket

Abstract

The utility model relates to the technical field of molds, and discloses a plastic part forming mold with an iron sheet bracket, which comprises an iron sheet supporting frame and a bottom mold, a clamping groove is arranged on the surface of the iron sheet supporting frame, the bottom mold is connected with the iron sheet supporting frame in a clamping manner through the clamping groove, a water tank is sleeved at the bottom of the bottom mold, and the water tank is connected with the iron sheet supporting frame in a clamping manner. The two sides of the iron sheet bearing frame are connected with a water outlet pipe and a water inlet pipe through vertical plates correspondingly, base plates are fixedly arranged on the tops of the two sides of the bottom die, and one side of the top end of the iron sheet bearing frame is connected with one of the base plates in a clamped mode through a locking assembly. The device has the advantages that the bottom die can be horizontally limited through the clamping groove and can be prevented from horizontally moving, the base plate can prevent the bottom die from falling into the water tank, the locking assembly can lock the bottom die through the base plate and can prevent the bottom die from vertically moving, the bottom die can be conveniently assembled and disassembled, and the bottom die can be conveniently taken down and maintained once being damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a plastic part molding mold with an iron sheet bracket. Background Art

[0002] Moulds are various molds and tools used in industrial production to obtain the required products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods. In short, moulds are tools used to make shaped objects. This tool is composed of various parts, and different moulds are composed of different parts.

[0003] Its application number "CN202322093653.6" discloses a "mold for forming precision plastic parts", which "comprises a base and an injection port, an injection device is installed on the base, and the injection device comprises an L-shaped plate, an electric push rod, an upper mold and a lower mold; the L-shaped plate is installed on the base, the electric push rod is installed on the L-shaped plate, a through hole is opened on the L-shaped plate, the output end of the electric push rod passes through the through hole, the upper mold is installed on the output end of the electric push rod, the lower mold is installed on the base, and the injection port is opened on the lower mold". In the utility model, the output end of the electric push rod moves downward in the through hole on the L-shaped plate, so that the upper mold moves downward and approaches the lower mold vertically, and when the upper mold contacts the lower mold, the frame-shaped part extends into the frame-shaped groove, so that the upper mold and the lower mold are precisely connected, thereby improving the precision of the molded plastic parts.

[0004] However, the above method still has the following defects: the lower mold can be cooled by the fan of the base, but the heat dissipation effect of air cooling is poor, and the cooling area of ​​the lower mold is small due to the obstruction of the base, resulting in slow molding speed of the plastic part. The lower mold is directly fixed on the base, which is difficult to remove and inconvenient for disassembly and maintenance. Utility Model Content

[0005] The purpose of the utility model is to provide a plastic part molding mold with an iron sheet bracket to solve the problem proposed in the above background technology that the air cooling method has poor heat dissipation effect and is blocked by the base, resulting in a small cooling area for the lower mold, which leads to a slow molding speed of the plastic part.

[0006] The utility model provides the following technical solution: a plastic part forming mold with an iron sheet bracket, comprising an iron sheet supporting bracket and a bottom mold, a card slot is provided on the surface of the iron sheet supporting bracket, the bottom mold is clamped and connected with the iron sheet supporting bracket through the card slot, a water tank is sleeved on the bottom of the bottom mold, both sides of the iron sheet supporting bracket are respectively connected with a water outlet pipe and a water inlet pipe through vertical plates, pads are fixedly provided on the tops of both sides of the bottom mold, one side of the top end of the iron sheet supporting bracket is clamped and connected with one of the pads through a locking assembly, both sides of the top end of the pad are fixedly connected with guide columns, and the guide columns are slidably connected with the top mold through a supporting assembly.

[0007] As a preferred technical solution of the utility model, the water outlet pipe and the water inlet pipe are respectively welded to the two vertical plates, and the height of the water outlet pipe is higher than the height of the water inlet pipe and lower than the height of the slot. A positioning plate is fixedly provided at the bottom end of the vertical plate, and a positioning hole is opened on the surface of the positioning plate.

[0008] As a preferred technical solution of the utility model, the top of the water tank is welded to the iron sheet support bracket, and the two sides of the water tank are respectively welded to two vertical plates.

[0009] As a preferred technical solution of the utility model, the locking assembly includes a back plate and a handle, the back plate is welded to one side of the top of the iron sheet support bracket, one side of the back plate is provided with a handle, one side of the handle is slidably connected to the back plate through two locking rods, the surface of the locking rod is provided with a spring, one side of the pad is provided with two locking holes, and the locking rod is engaged with the locking hole.

[0010] As a preferred technical solution of the utility model, one end of the locking rod is welded to the handle, a groove is provided on the surface of the handle, a rod groove is provided on the surface of the back plate, and the locking rod is slidably connected to the rod groove.

[0011] As a preferred technical solution of the utility model, a blocking piece is fixedly provided on the surface of the locking rod, and the diameter of the blocking piece is larger than the diameter of the spring.

[0012] As a preferred technical solution of the utility model, the support assembly includes a horizontal plate, the middle part of the bottom end of the horizontal plate is welded to the top end of the top mold through two support plates, and both sides of the bottom end of the horizontal plate are slidably connected to the guide column through a guide plate.

[0013] As a preferred technical solution of the utility model, a connecting hole is opened on the surface of the horizontal plate, the top end of the guide plate is welded to the horizontal plate, a sliding groove is opened at the bottom end of the guide plate, and the guide plate is slidably connected to the guide column through the sliding groove.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] The plastic part molding mold with the iron sheet bracket can limit the horizontal position of the bottom mold through the card slot to prevent the bottom mold from horizontal displacement, the pad can prevent the bottom mold from falling into the water tank, and the locking component can lock the bottom mold through the pad to prevent the bottom mold from vertical displacement, so that it is easy to install and disassemble the bottom mold. Once damaged, it is convenient to remove it for repair. The bottom mold can guide the top mold through the guide column and the support component to ensure the position accuracy between the top mold and the bottom mold. The water tank can reinforce the iron sheet support bracket and can water-cool the bottom of the bottom mold, thereby increasing the cooling area of ​​the bottom mold. The water inlet pipe and the water outlet pipe can ensure that water flows through the water tank, and the cold water can be discharged from the water outlet pipe after heating up. The use of water cooling improves the molding speed of plastic parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is one of the structural diagrams of the utility model;

[0017] Figure 2 This is the second structural diagram of the utility model;

[0018] Figure 3 It is a schematic diagram of the explosion structure of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the locking assembly of the utility model;

[0020] Figure 5 It is a schematic diagram of the exploded structure of the locking assembly of the utility model.

[0021] In the figure: 1. iron sheet support bracket; 2. slot; 3. vertical plate; 4. positioning plate; 5. water outlet pipe; 6. water inlet pipe; 7. water tank; 8. locking assembly; 801. backing plate; 802. rod slot; 803. handle; 804. pull slot; 805. locking rod; 806. spring; 807. baffle; 9. bottom mold; 10. pad; 11. locking hole; 12. guide column; 13. top mold; 14. support assembly; 1401. horizontal plate; 1402. support plate; 1403. connecting hole; 1404. guide plate; 1405. slide groove. DETAILED DESCRIPTION

[0022] The present invention will be further described below with reference to the accompanying drawings in the embodiments of the present invention.

[0023] See also Figures 1 to 5In the embodiment of the utility model, the plastic part molding mold with the iron sheet bracket includes an iron sheet support bracket 1 and a bottom mold 9. A card slot 2 is provided on the surface of the iron sheet support bracket 1. The bottom mold 9 is connected to the iron sheet support bracket 1 by the card slot 2. The card slot 2 can limit the horizontal position of the bottom mold 9 to prevent the bottom mold 9 from horizontal displacement. A water tank 7 is provided at the bottom of the bottom mold 9. By inputting cold water into the water tank 7, water cooling of the bottom of the bottom mold 9 can be achieved. Both sides of the iron sheet support bracket 1 are respectively connected with a water outlet pipe 5 and a water inlet pipe 6 through a vertical plate 3. Through the water inlet pipe 6 The outlet pipe 5 can ensure that water flows through the water tank 7, and the cold water can be discharged from the outlet pipe 5 after heating. Pads 10 are fixedly arranged on the tops of both sides of the bottom mold 9, and the pads 10 can prevent the bottom mold 9 from falling into the water tank 7. One side of the top of the iron sheet support bracket 1 is engaged with one of the pads 10 through a locking component 8. The locking component 8 can lock the bottom mold 9 through the pad 10 to prevent the bottom mold 9 from vertical displacement. Guide columns 12 are fixedly connected on both sides of the top of the pad 10, and the guide columns 12 are slidably connected to the top mold 13 through the support component 14;

[0024] In this embodiment, preferably, the water outlet pipe 5 and the water inlet pipe 6 are respectively welded to the two vertical plates 3, and the height of the water outlet pipe 5 is higher than the height of the water inlet pipe 6 and lower than the height of the card slot 2, which can prevent the water from overflowing through the card slot 2. A positioning plate 4 is fixedly provided at the bottom end of the vertical plate 3, and a positioning hole is opened on the surface of the positioning plate 4. The vertical plate 3 can be fixed by the positioning plate 4 and the positioning hole;

[0025] In this embodiment, preferably, the top of the water tank 7 is welded to the iron sheet support frame 1, and the two sides of the water tank 7 are respectively welded to the two vertical plates 3, which has good firmness, can reinforce the iron sheet support frame 1, improve its anti-deformation ability, and can ensure the sealing of the water tank 7;

[0026] In this embodiment, preferably, the locking assembly 8 includes a backing plate 801 and a handle 803, the backing plate 801 is welded to one side of the top of the iron sheet support bracket 1, and a handle 803 is provided on one side of the backing plate 801, and one side of the handle 803 is slidably connected to the backing plate 801 through two locking rods 805, and a spring 806 is sleeved on the surface of the locking rod 805, and one side of one pad 10 is provided with two locking holes 11, and the locking rod 805 is engaged with the locking hole 11, and the locking rod 805 can be pressed into the locking hole 11 by the spring 806, and the pad 10 and the bottom mold 9 can be locked by the locking rod 805 and the locking hole 11;

[0027] In this embodiment, preferably, one end of the locking rod 805 is welded to the handle 803, a groove 804 is provided on the surface of the handle 803, and the groove 804 facilitates pulling the handle 803, a rod groove 802 is provided on the surface of the support plate 801, and the locking rod 805 is slidably connected to the rod groove 802, and the rod groove 802 can guide the locking rod 805 to prevent it from tilting;

[0028] In this embodiment, preferably, a baffle 807 is fixedly provided on the surface of the locking rod 805, and the diameter of the baffle 807 is greater than the diameter of the spring 806, the locking rod 805 can compress the spring 806 through the baffle 807, and the spring 806 can push the locking rod 805 through the baffle 807;

[0029] In this embodiment, preferably, the support assembly 14 includes a horizontal plate 1401, the middle part of the bottom end of the horizontal plate 1401 is welded to the top end of the top mold 13 through two support plates 1402, both sides of the bottom end of the horizontal plate 1401 are slidably connected to the guide column 12 through guide plates 1404, the horizontal plate 1401 can support the top mold 13 through the support plate 1402, and the horizontal plate 1401 can guide the top mold 13 through the guide plate 1404, which can prevent the top mold 13 from tilting and ensure the position accuracy between the top mold 13 and the bottom mold 9;

[0030] In this embodiment, preferably, a connecting hole 1403 is provided on the surface of the horizontal plate 1401, and the horizontal plate 1401 can be connected to the driving part of the forming equipment through the connecting hole 1403. The top end of the guide plate 1404 is welded to the horizontal plate 1401, and a sliding groove 1405 is provided at the bottom end of the guide plate 1404. The guide plate 1404 is slidably connected to the guide column 12 through the sliding groove 1405, and the guide column 12 can guide the guide plate 1404 through the sliding groove 1405.

[0031] When in use, first fix the upright plate 3 through the positioning plate 4 and the positioning hole, then pull the handle 803 of the locking assembly 8 to shrink the locking rod 805 and compress the spring 806, and then engage the bottom mold 9 with the slot 2. The slot 2 can prevent the bottom mold 9 from horizontal displacement, and the pad 10 contacts the iron sheet support bracket 1 to prevent the bottom mold 9 from falling into the water tank 7. Then release the handle 803, and the spring 806 pushes the locking rod 805 into the locking hole 11 of the pad 10 through the baffle 807, so that the bottom mold 9 can be quickly fixed to prevent its vertical displacement. Finally, the guide plate 1404 of the support assembly 14 is sleeved on the guide column 12 through the slide groove 1405 to ensure the position accuracy between the top mold 13 and the bottom mold 9, and the horizontal plate 1401 is connected to the driving part of the molding equipment through the connecting hole 1403;

[0032] The top mold 13 is driven down by the driving member to close the mold with the bottom mold 9, and the plastic part can be injection molded. After the injection molding is completed, water is poured into the water tank 7 through the water inlet pipe 6. The cold water contacts the bottom of the bottom mold 9 and can absorb heat. After the cold water is heated, it can be discharged from the water outlet pipe 5. The plastic part can be quickly molded. Since the height of the water outlet pipe 5 is higher than the height of the water inlet pipe 6 and lower than the height of the slot 2, it can prevent the water from overflowing through the slot 2.

[0033] When the bottom mold 9 needs to be removed, pull the handle 803 of the locking assembly 8 again to compress the spring 806, pull the locking rod 805 out of the locking hole 11, stop limiting the bottom mold 9, lift the bottom mold 9 vertically, and take it out of the slot 2, so that it can be disassembled for easy maintenance.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A plastic part forming mold with an iron sheet bracket, comprising an iron sheet bracket (1) and a bottom mold (9), characterized in that: A slot (2) is provided on the surface of the sheet iron support frame (1), the bottom mold (9) is connected to the sheet iron support frame (1) by means of the slot (2), a water tank (7) is sleeved on the bottom of the bottom mold (9), both sides of the sheet iron support frame (1) are respectively connected to a water outlet pipe (5) and a water inlet pipe (6) through a vertical plate (3), a pad (10) is fixedly provided on the top of both sides of the bottom mold (9), one side of the top of the sheet iron support frame (1) is connected to one of the pads (10) by means of a locking assembly (8), both sides of the top of the pad (10) are fixedly connected to guide posts (12), and the guide posts (12) are slidably connected to a top mold (13) through a supporting assembly (14).

2. The plastic part forming mold with an iron sheet bracket according to claim 1, characterized in that: The water outlet pipe (5) and the water inlet pipe (6) are respectively welded to the two vertical plates (3), and the height of the water outlet pipe (5) is higher than the height of the water inlet pipe (6) and lower than the height of the slot (2). A positioning plate (4) is fixedly provided at the bottom end of the vertical plate (3), and a positioning hole is provided on the surface of the positioning plate (4).

3. The plastic part forming mold with an iron sheet bracket according to claim 1, characterized in that: The top of the water tank (7) is welded to the iron sheet support frame (1), and the two sides of the water tank (7) are respectively welded to the two vertical plates (3).

4. The plastic part forming mold with an iron sheet bracket according to claim 1, characterized in that: The locking assembly (8) comprises a support plate (801) and a handle (803), wherein the support plate (801) is welded to one side of the top end of the iron sheet support bracket (1), and a handle (803) is provided on one side of the support plate (801), and one side of the handle (803) is slidably connected to the support plate (801) via two locking rods (805), and a spring (806) is sleeved on the surface of the locking rod (805), and one side of one of the pads (10) is provided with two locking holes (11), and the locking rod (805) is snap-fitted and connected to the locking hole (11).

5. The plastic part forming mold with an iron sheet bracket according to claim 4, characterized in that: One end of the locking rod (805) is welded to the handle (803), a groove (804) is provided on the surface of the handle (803), a rod groove (802) is provided on the surface of the support plate (801), and the locking rod (805) is slidably connected to the rod groove (802).

6. The plastic part forming mold with an iron sheet bracket according to claim 4, characterized in that: A blocking piece (807) is fixedly provided on the surface of the locking rod (805), and the diameter of the blocking piece (807) is greater than the diameter of the spring (806).

7. The plastic part forming mold with an iron sheet bracket according to claim 1, characterized in that: The support assembly (14) comprises a horizontal plate (1401), the middle part of the bottom end of the horizontal plate (1401) is welded to the top end of the top mold (13) via two support plates (1402), and both sides of the bottom end of the horizontal plate (1401) are slidably connected to the guide pillars (12) via guide plates (1404).

8. The plastic part forming mold with an iron sheet bracket according to claim 7, characterized in that: A connection hole (1403) is provided on the surface of the horizontal plate (1401), the top end of the guide plate (1404) is welded to the horizontal plate (1401), a slide groove (1405) is provided at the bottom end of the guide plate (1404), and the guide plate (1404) is slidably connected to the guide column (12) via the slide groove (1405).

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