Forming die for machining automobile wheel cover

Abstract

The utility model relates to the technical field of automobile wheel cover dies, in particular to a forming die for automobile wheel cover machining, which comprises a lower die frame and an upper die frame, the upper end of the lower die frame is movably connected with the upper die frame, the inner side of the lower die frame is fixedly connected with a lower die frame, and the inner side of the upper die frame is fixedly connected with an upper die frame. A lower mold core is movably connected in the lower mold frame, an upper mold core is fixedly connected in the upper mold frame, a pushing mechanism is arranged between the lower mold frame and the upper mold frame, a cooling mechanism is arranged on the outer side of the lower mold core and the outer side of the upper mold core, and a guide assembly is arranged on the outer side of the lower mold core. Through the arrangement of the pushing mechanism, in the operation process of the air cylinder and the lower pneumatic push rod, the upper mold core stably moves downwards under the action of the upper pneumatic push rod and the first connecting plate, and a positioning rod and a lower limiting plate are matched to be attached to a positioning hole and an upper limiting plate, so that the guiding effect of the device is improved; and displacement of the product due to poor guiding is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile wheel cover molds, in particular to a molding mold for processing automobile wheel covers. Background Art

[0002] At present, the role of car wheel covers on civilian cars is to be beautiful, resist mud and protect the wheels from being deformed by impact from foreign objects. Metal wheel covers are heavy and will affect the car's driving and fuel consumption. Therefore, most of them currently use lightweight car wheel covers, and they are all made of non-metallic inorganic materials. The advantages of this type of material are good insulation, strong heat resistance, good corrosion resistance, and high mechanical strength, but the disadvantages are brittleness and poor wear resistance.

[0003] After searching, the patent application number is (202022658025.4), which discloses "a kind of automobile wheel cover flanging forming mold", which solves the problem that the device adopts one-way injection when injecting materials, which easily causes a large number of bubbles to be generated inside the material, resulting in low quality of shipment;

[0004] However, the above device has the following problems: since the overall weight of the mold is generally large, the existing device guide mechanism is prone to collision during mold closing, which may cause damage to the mold. In addition, during the production of automobile wheel covers, the product needs to be cooled, shaped and demolded. The existing mold has poor cooling effect and is difficult to achieve automatic demolding, which causes the bracket to be easily deformed, resulting in a high product scrap rate. For this reason, we propose a molding mold for automobile wheel cover processing to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a molding die for processing automobile wheel covers, so as to solve the problems proposed in the above-mentioned background technology that collision is easy to occur during mold closing, resulting in mold damage, and the mold cooling effect is poor and it is difficult to achieve automatic demolding, which causes the bracket to be easily deformed, resulting in a high product scrap rate.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a forming mold for processing automobile wheel cover, comprising a lower mold frame and an upper mold frame, the upper end of the lower mold frame is movably connected to the upper mold frame, the inner side of the lower mold frame is fixedly connected to the lower mold frame, the inner side of the upper mold frame is fixedly connected to the upper mold frame, the lower mold core is movably connected in the lower mold frame, the upper mold core is movably connected in the upper mold frame, a pushing mechanism is arranged between the lower mold frame and the upper mold frame, a cooling mechanism is arranged on the outer side of the lower mold core and the upper mold core, a guide assembly is arranged on the outer side of the lower mold core, and the pushing mechanism is arranged on the outer side of the lower mold core. The driving mechanism includes a cylinder, a first connecting member, a lower pneumatic push rod, a second connecting member, an upper pneumatic push rod, a first connecting plate and a first fixed block. The upper surface of the lower mold frame is provided with a cylinder, the lower surface of the upper mold frame is provided with a first connecting member, the upper surface of the lower mold frame is provided with a lower pneumatic push rod between the cylinders, the lower surface of the upper mold frame is provided with a second connecting member between the first connecting members, upper pneumatic push rods are provided on the left and right sides of the upper mold frame, the lower side of the upper pneumatic push rod is provided with a first connecting plate, and the lower side of the first connecting plate is provided with a first fixed block.

[0007] Preferably, the cooling mechanism includes an upper cooling pipe, a first joint, a lower connecting pipe and a second joint, the upper surface of the upper mold core is fixedly connected to the upper cooling pipe, the end of the upper cooling pipe is fixedly connected to the first joint, the lower surface of the lower mold core is fixedly connected to the lower connecting pipe, and the end of the lower connecting pipe is fixedly connected to the second joint.

[0008] Preferably, the bottoms of the four groups of cylinders are respectively fixedly connected to the four corners of the lower mold frame, the upper ends of the cylinders are inserted in the first connecting piece, the lower pneumatic push rod is located between the cylinders and the bottom is fixedly connected to the lower mold frame, the upper end of the second connecting piece is fixedly connected to the upper mold frame and the lower end is inserted in the lower pneumatic push rod, the inner side of the upper pneumatic push rod is fixedly connected to the upper mold frame, the inner side of the first connecting plate is connected to the upper mold core, the upper mold frame and the first connecting plate are supported by the first fixed block, and the end of the upper pneumatic push rod passes through the first connecting plate and is fixedly connected to the first connecting plate.

[0009] Preferably, the four sides of the lower mold frame are fixedly connected with a second connecting plate, the guide assembly includes a connecting rod, a fixed rod, a roller and a guide plate, the center position of the outer surface of the second connecting plate is fixedly connected with a connecting rod, the inner side of the connecting rod is fixedly connected with a fixed rod, the inner side of the fixed rod is rotatably connected with a roller, and the outer side of the lower mold frame is fixedly connected with a guide plate at a position corresponding to the roller.

[0010] Preferably, a second fixed block is fixedly connected to the upper side of the second connecting plate, the inner side of the second fixed block is connected to the lower mold core, the second fixed block is a right triangle, and the surface of the upper mold frame is located on both sides of the upper pneumatic push rod and guide rods are fixedly installed, and the ends of the guide rods pass through the first connecting plate.

[0011] Preferably, four groups of hangers are fixedly connected to the front and rear sides of the lower mold frame and the upper mold frame, and the hangers are in a circular shape.

[0012] Preferably, positioning rods are fixedly connected at equal distances on the edge of the upper surface of the lower mold frame, a lower limit plate is fixedly connected between the lower mold frame and the lower mold core, a positioning hole matching the positioning rods is opened on the edge of the lower surface of the upper mold frame, an upper limit plate is fixedly connected between the upper mold frame and the upper mold core, and the upper limit plate and the lower limit plate are staggered with each other.

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

[0014] 1. The utility model is provided with a pushing mechanism. During the operation of the cylinder and the lower pneumatic push rod, the upper mold core is stably moved downward by the action of the upper pneumatic push rod and the first connecting plate, and the positioning rod and the lower limit plate are fitted with the positioning hole and the upper limit plate, thereby improving the guiding effect of the device and avoiding the displacement of the product due to poor guiding.

[0015] 2. The utility model is provided with a cooling mechanism, and circulating cooling water is introduced through the first joint and the second joint to cool the lower mold core and the upper mold core, thereby ensuring rapid cooling of the mold and avoiding deformation of the product due to poor cooling effect.

[0016] 3. The utility model is provided with a guide assembly, which cooperates with the transmission function of the second connecting plate and the sliding function of the roller, so that the roller can move up and down in contact with the guide plate when the mold is closed or separated, thereby achieving product stability and convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the lower die core of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the upper mold core of the utility model;

[0021] Figure 4 It is a schematic top view of the structure of the upper mold core of the utility model;

[0022] Figure 5 It is a bottom view schematic diagram of the structure of the lower mold core of the utility model;

[0023] Figure 6 For this utility model Figure 2 A is a partial enlarged schematic diagram;

[0024] Figure 7 For this utility model Figure 2 A partial enlarged schematic diagram of B in the middle;

[0025] Figure 8 For this utility model Figure 3 A partial enlarged schematic diagram of C in the middle.

[0026] In the figure: 1. lower mold frame; 2. upper mold frame; 3. lower mold frame; 4. upper mold frame; 5. lower mold core; 6. upper mold core; 7. pushing mechanism; 701. cylinder; 702. first connecting member; 703. lower pneumatic push rod; 704. second connecting member; 705. upper pneumatic push rod; 706. first connecting plate; 707. first fixed block; 8. cooling mechanism; 801. upper cooling pipe; 802. first joint; 803. lower connecting pipe; 804. second joint; 9. second fixed block; 10. second connecting plate; 11. guide assembly; 111. connecting rod; 112. fixing rod; 113. roller; 114. guide plate; 12. guide rod; 13. hanger; 14. positioning rod; 15. lower limit plate; 16. positioning hole; 17. upper limit plate. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0028] See also Figure 1-8The utility model provides an embodiment: a forming mold for processing a wheel cover of an automobile, comprising a lower mold frame 1 and an upper mold frame 2, the upper end of the lower mold frame 1 is movably connected to the upper mold frame 2, the lower mold frame 1 is fixedly connected to the inner side of the lower mold frame 3, the upper mold frame 2 is fixedly connected to the inner side of the upper mold frame 4, the lower mold core 5 is movably connected to the lower mold frame 3, the upper mold core 6 is movably connected to the upper mold frame 4, a pushing mechanism 7 is arranged between the lower mold frame 1 and the upper mold frame 2, a cooling mechanism 8 is arranged on the outer side of the lower mold core 5 and the upper mold core 6, a guide assembly 11 is arranged on the outer side of the lower mold core 5, and the pushing mechanism 7 comprises a cylinder 701, a first connecting member 702, a lower pneumatic pusher Rod 703, second connecting member 704, upper pneumatic push rod 705, first connecting plate 706 and first fixed block 707, cylinder 701 is arranged on the upper surface of lower mold frame 1, first connecting member 702 is arranged on the lower surface of upper mold frame 2, lower pneumatic push rod 703 is arranged between cylinder 701 on the upper surface of lower mold frame 1, second connecting member 704 is arranged between the first connecting member 702 on the lower surface of upper mold frame 2, upper pneumatic push rod 705 is arranged on the left and right sides of upper mold frame 4, first connecting plate 706 is arranged on the lower side of upper pneumatic push rod 705, and first fixed block 707 is arranged on the lower side of first connecting plate 706;

[0029] The device solves the problem of easy collision during mold closing, which may lead to mold damage, poor mold cooling effect and difficulty in automatic demoulding, which may cause the bracket to deform easily and lead to a high product scrap rate, by setting up the pushing mechanism 7 and the cooling mechanism 8.

[0030] Furthermore, the cooling mechanism 8 includes an upper cooling pipe 801, a first joint 802, a lower connecting pipe 803, and a second joint 804. The upper surface of the upper mold core 6 is fixedly connected to the upper cooling pipe 801, and the end of the upper cooling pipe 801 is fixedly connected to the first joint 802. The lower surface of the lower mold core 5 is fixedly connected to the lower connecting pipe 803, and the end of the lower connecting pipe 803 is fixedly connected to the second joint 804. Figure 4 As shown, the structure is used to pass the coolant into the upper cooling tube 801 and the lower connecting tube 803 through the first joint 802 and the second joint 804 to cool the lower mold core 5 and the upper mold core 6, thereby ensuring rapid cooling of the mold and avoiding deformation of the product due to poor cooling effect.

[0031] Furthermore, the bottoms of the four groups of cylinders 701 are respectively fixedly connected to the four corners of the lower mold frame 1, the upper ends of the cylinders 701 are inserted into the first connecting piece 702, the lower pneumatic push rod 703 is located between the cylinders 701 and the bottom is fixedly connected to the lower mold frame 1, the upper end of the second connecting piece 704 is fixedly connected to the upper mold frame 2 and the lower end is inserted into the lower pneumatic push rod 703, the inner side of the upper pneumatic push rod 705 is fixedly connected to the upper mold frame 4, the inner side of the first connecting plate 706 is connected to the upper mold core 6, the upper mold frame 4 and the first connecting plate 706 are supported by the first fixing block 707, and the end of the upper pneumatic push rod 705 passes through the first connecting plate 706 and is fixedly connected to the first connecting plate 706. Figure 3 As shown, the structure is used to push the upper mold frame 2 to drive the upper mold frame 4 to move up and down by starting the cylinder 701 and the lower pneumatic push rod 703, and then start the upper pneumatic push rod 705 to make the upper mold core 6 fit the lower mold core 5 through the first connecting plate 706, so that the device can move stably.

[0032] Furthermore, the four sides of the lower mold frame 3 are fixedly connected with the second connecting plate 10, and the guide assembly 11 includes a connecting rod 111, a fixing rod 112, a roller 113 and a guide plate 114. The center position of the outer surface of the second connecting plate 10 is fixedly connected with the connecting rod 111, the inner side of the connecting rod 111 is fixedly connected with the fixing rod 112, the inner side of the fixing rod 112 is rotatably connected with the roller 113, and the outer side of the lower mold frame 3 is fixedly connected with the guide plate 114 at the position corresponding to the roller 113. Figure 6 As shown, this structure is used to drive the second connecting plate 10 and the connecting rod 111 to move downward along the guide plate 114 through the roller 113 when the lower mold core 5 descends, so as to guide the lower mold core 5.

[0033] Furthermore, the upper side of the second connecting plate 10 is fixedly connected with a second fixing block 9, the inner side of the second fixing block 9 is connected to the lower mold core 5, and the second fixing block 9 is a right triangle to enhance the firmness of the device. The surface of the upper mold frame 4 is located on both sides of the upper pneumatic push rod 705 and is fixedly installed with guide rods 12, and the ends of the guide rods 12 pass through the first connecting plate 706. Figure 3 As shown, the structure is used to move the first connecting plate 706 along the guide rod 12 through the guide rod 12, thereby guiding and limiting the first connecting plate 706.

[0034] Furthermore, four sets of hangers 13 are fixedly connected to the front and rear sides of the lower mold frame 3 and the upper mold frame 4, and the hangers 13 are in a circular shape. Figure 4 As shown, the structure is used to facilitate the transportation of the entire device through a hanger 13.

[0035] Furthermore, the upper edge of the lower mold frame 3 is fixedly connected with positioning rods 14 at equal distances, the lower mold frame 3 and the lower mold core 5 are fixedly connected with a lower limit plate 15, the lower edge of the upper mold frame 4 is provided with a positioning hole 16 adapted to the positioning rods 14, the upper mold frame 4 and the upper mold core 6 are fixedly connected with an upper limit plate 17, and the upper limit plate 17 and the lower limit plate 15 are interlaced. Figure 7 As shown, when the structure is used to pass the lower mold core 5 and the upper mold core 6, the positioning rod 14 is first inserted into the positioning hole 16 to position the upper mold frame 4, and at the same time the lower limit plate 15 and the upper limit plate 17 fit each other to limit the lower mold core 5 and the upper mold core 6 to prevent displacement.

[0036] Working principle: When used, Figure 2 and Figure 3 As shown, the material is placed between the lower die core 5 and the upper die core 6, and the cylinder 701 and the lower pneumatic push rod 703 are started. Under the action of the cylinder 701 and the lower pneumatic push rod 703, the upper die frame 2 drives the upper die frame 4 to move downward through the first connecting member 702 and the second connecting member 704. At the same time, the upper pneumatic push rod 705 is started to move the first connecting plate 706 along the guide rod 12, so that the upper die core 6 is attached to the lower die core 5, as shown in FIG. Figure 6 As shown, when the lower die core 5 descends, it drives the second connecting plate 10 and the connecting rod 111 to move downward along the guide plate 114 through the roller 113, thereby guiding the lower die core 5. Figure 7 and Figure 8 As shown, the positioning rod 14 is first inserted into the positioning hole 16 to position the upper mold frame 4, and at the same time, the lower limit plate 15 and the upper limit plate 17 are fitted with each other to limit the lower mold core 5 and the upper mold core 6. Figure 4 and Figure 5 As shown, the coolant is passed into the upper cooling pipe 801 and the lower connecting pipe 803 through the first joint 802 and the second joint 804 to cool the lower mold core 5 and the upper mold core 6. The above is the entire working principle of the utility model.

[0037] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A forming die for processing an automobile wheel cover, comprising a lower die frame (1) and an upper die frame (2), characterized in that: The upper end of the lower mold frame (1) is movably connected to the upper mold frame (2), the inner side of the lower mold frame (1) is fixedly connected to the lower mold frame (3), the inner side of the upper mold frame (2) is fixedly connected to the upper mold frame (4), the lower mold core (5) is movably connected to the lower mold frame (3), the upper mold core (6) is movably connected to the upper mold frame (4), a pushing mechanism (7) is provided between the lower mold frame (1) and the upper mold frame (2), a cooling mechanism (8) is provided on the outer side of the lower mold core (5) and the upper mold core (6), and a guide component (11) is provided on the outer side of the lower mold core (5). The pushing mechanism (7) comprises a cylinder (701), a first connecting member (702), a lower pneumatic push rod (703), a second connecting member (704), an upper pneumatic push rod (705), a first connecting plate (706) and a first fixing block (707); the upper surface of the lower mold frame (1) is provided with a cylinder (701); the lower surface of the upper mold frame (2) is provided with a first connecting member (702); the upper surface of the lower mold frame (1) is provided with a lower pneumatic push rod (703) located between the cylinders (701); the lower surface of the upper mold frame (2) is provided with a second connecting member (704) located between the first connecting members (702); the upper pneumatic push rod (705) is provided on the left and right sides of the upper mold frame (4); the lower side of the upper pneumatic push rod (705) is provided with a first connecting plate (706); the lower side of the first connecting plate (706) is provided with a first fixing block (707).

2. The molding die for processing an automobile wheel cover according to claim 1, characterized in that: The cooling mechanism (8) comprises an upper cooling tube (801), a first joint (802), a lower connecting tube (803) and a second joint (804); the upper surface of the upper mold core (6) is fixedly connected to the upper cooling tube (801); the end of the upper cooling tube (801) is fixedly connected to the first joint (802); the lower surface of the lower mold core (5) is fixedly connected to the lower connecting tube (803); the end of the lower connecting tube (803) is fixedly connected to the second joint (804).

3. The molding die for processing an automobile wheel cover according to claim 1, characterized in that: The bottoms of the four groups of cylinders (701) are respectively fixedly connected to the four corners of the lower mold frame (1); the upper ends of the cylinders (701) are inserted into the first connecting piece (702); the lower pneumatic push rod (703) is located between the cylinders (701) and is fixedly connected to the lower mold frame (1); the upper end of the second connecting piece (704) is fixedly connected to the upper mold frame (2) and the lower end is inserted into the lower pneumatic push rod (703); the inner side of the upper pneumatic push rod (705) is fixedly connected to the upper mold frame (4); the inner side of the first connecting plate (706) is connected to the upper mold core (6); the upper mold frame (4) and the first connecting plate (706) are supported by a first fixing block (707); the end of the upper pneumatic push rod (705) passes through the first connecting plate (706) and is fixedly connected to the first connecting plate (706).

4. The molding die for processing an automobile wheel cover according to claim 1, characterized in that: The four sides of the lower mold frame (3) are fixedly connected to the second connecting plate (10); the guide assembly (11) comprises a connecting rod (111), a fixed rod (112), a roller (113) and a guide plate (114); the connecting rod (111) is fixedly connected to the center position of the outer surface of the second connecting plate (10); the inner side of the connecting rod (111) is fixedly connected to the fixed rod (112); the inner side of the fixed rod (112) is rotatably connected to the roller (113); and the outer side of the lower mold frame (3) is fixedly connected to the guide plate (114) at a position corresponding to the roller (113).

5. The molding die for processing an automobile wheel cover according to claim 4, characterized in that: A second fixing block (9) is fixedly connected to the upper side of the second connecting plate (10), the inner side of the second fixing block (9) is connected to the lower mold core (5), the second fixing block (9) is a right triangle, and guide rods (12) are fixedly mounted on the surface of the upper mold frame (4) on both sides of the upper pneumatic push rod (705), and the ends of the guide rods (12) pass through the first connecting plate (706).

6. The molding die for processing an automobile wheel cover according to claim 1, characterized in that: Four groups of hangers (13) are fixedly connected to the front and rear sides of the lower mold frame (3) and the upper mold frame (4), and the hangers (13) are in the shape of a circular ring.

7. The molding die for processing an automobile wheel cover according to claim 1, characterized in that: Positioning rods (14) are fixedly connected at equal distances on the upper surface edge of the lower mold frame (3); a lower limit plate (15) is fixedly connected between the lower mold frame (3) and the lower mold core (5); a positioning hole (16) adapted to the positioning rods (14) is provided on the lower surface edge of the upper mold frame (4); an upper limit plate (17) is fixedly connected between the upper mold frame (4) and the upper mold core (6); and the upper limit plate (17) and the lower limit plate (15) are interlaced with each other.

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