Die of compact flange for air conditioner compressor

Abstract

The utility model relates to the technical field of flange manufacturing, in particular to a compact flange mold for an air conditioner compressor, which comprises a workbench, a lower mold arranged at the top of the workbench, an upper mold arranged above the lower mold, a plurality of groups of universal wheels fixedly connected to the bottom of the workbench, a sprue gate and an exhaust port communicated with the upper mold, and a plurality of groups of universal wheels fixedly connected with the exhaust port. A fixing assembly used for fixing the positions of the lower die and the upper die is installed on the workbench, a vibration assembly used for driving the lower die to vibrate in the casting process is installed on the upper die, and during casting, the lower die and the upper die are vertically aligned and tightly attached through the fixing assembly firstly, so that a cast flange is intact in appearance and accurate in size; the lower die is driven to vibrate through the vibration assembly, molten metal liquid between the lower die and the upper die is driven to vibrate, a small amount of gas in the molten metal liquid is discharged, and therefore the defect that a cast flange has holes is avoided, and the product quality is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to flange manufacturing technical field, concretely is a kind of mould of dense flange for air-conditioning compressor. BACKGROUND

[0002] Flange is a disc-shaped part, mainly used to connect two pipes, fittings or equipment, by fixing flange on the two ends of the components to be connected respectively, then using bolt and nut to connect them tightly together, form a sealed passage, ensure that fluid flows safely and stably in the piping system, play an important role in air-conditioning compressor.

[0003] When flange casting is carried out, workers pour molten metal liquid into flange mold, a large amount of gas is generated in the mold instantaneously, most of the gas will be discharged from the heat dissipation hole on the flange mold, and a small part of the gas is mixed in the molten metal liquid to form bubbles, which cannot be discharged smoothly, so that the flange cast has hole defects, affecting product quality. In order to timely and completely discharge the bubbles in the molten metal liquid when casting flange, avoid the existence of hole defects in the cast flange, ensure product quality, we propose a kind of mould of dense flange for air-conditioning compressor. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of the prior art, the utility model provides a kind of mould of dense flange for air-conditioning compressor, can timely, completely discharge the bubble in the molten steel when casting flange, avoid the existence of hole defects in the cast flange, ensure product quality.

[0005] To achieve the above object, the utility model is realized by the following technical scheme:

[0006] A kind of mould of dense flange for air-conditioning compressor, including workbench, the workbench top is provided with lower mould, the lower mould upper is provided with upper mould, the workbench bottom is fixedly connected with several groups of universal wheel, the upper mould is communicated and is provided with pouring gate and exhaust port, the workbench is installed with the fixed assembly for fixing the position of lower mould, upper mould, the upper mould is installed with the vibration assembly that drives lower mould to vibrate in casting process;

[0007] The vibration assembly includes several groups of L-shaped plate, the L-shaped plate is hinged in lower mould side surface, the L-shaped plate bottom is fixedly connected with knock block, the knock block side close to lower mould is in contact with lower mould, the upper mould is installed with the driving mechanism that drives L-shaped plate rotation.

[0008] Preferably, the driving mechanism comprises a mounting cover fixedly connected at the top of the upper die, a driving plate slidingly connected to the inner wall of the mounting cover, a plurality of groups of springs fixedly connected to the bottom of the driving plate, the bottom of the spring being fixedly connected to the top of the upper die, a pressing block fixedly connected to the top of the driving plate, the pressing block slidingly penetrating out of the mounting cover, a plurality of groups of connecting plates fixedly connected to the driving plate, a plurality of groups of through holes corresponding to the connecting plates being formed in the mounting cover, and the connecting plate being fixedly connected with a plug plate corresponding to the L-shaped plate.

[0009] Preferably, the fixing assembly comprises a lifting plate slidingly connected to the inner wall of the workbench, a plurality of groups of second sliding openings being formed in the lifting plate, a sliding block slidingly connected to the second sliding opening, a limiting plate fixedly connected to the top of the sliding block, a pressing block fixedly connected to the side of the limiting plate close to the upper die, a limiting mechanism installed on the workbench and driving the limiting plates to move close to or away from each other, and a pressing mechanism installed on the workbench and driving the limiting plates to lift.

[0010] Preferably, the limiting mechanism comprises a screw rod rotationally connected to the bottom of the lifting plate, a lifting block externally threadedly sleeved with the screw rod, a plurality of groups of connecting rods hingedly connected to the lifting block, one end of the connecting rod away from the lifting block being hingedly connected to the sliding block, a driven wheel externally fixedly sleeved with the screw rod, a mounting plate rotationally connected to the bottom of the screw rod, the side wall of the mounting plate being slidingly connected to the inner wall of the workbench, a motor fixedly installed on the top of the mounting plate, a driving wheel fixedly connected to the output end of the motor, and a belt tensionedly sleeved between the driving wheel and the driven wheel.

[0011] Preferably, the pressing mechanism comprises a gas cylinder fixedly installed at the bottom of the inner cavity of the workbench, and the output end of the gas cylinder is fixedly connected to the bottom of the mounting plate.

[0012] Preferably, a plurality of groups of first sliding openings corresponding to the limiting plates are formed in the top of the workbench, and the limiting plate is movably connected to the first sliding opening.

[0013] Beneficial effects

[0014] The utility model provides a kind of mould of dense flange for air conditioner compressor.Compared with prior art, the following beneficial effects are achieved:

[0015] 1. The mold of the compact flange for the air conditioner compressor, in the pouring process, the pressing block is pressed downward, the inserting plate is driven to descend, the L-shaped plate is rotated away from the lower mold, the knocking block is driven away from the lower mold, then the pressing block is released, the inserting plate is lifted under the action of the spring, the L-shaped plate is no longer limited by the inserting plate, the knocking block falls and knocks to the sidewall of the lower mold under the action of gravity, the vibration of the molten metal liquid between the lower mold and the upper mold is caused by the knocking of the knocking block, a small amount of gas in the molten metal liquid is discharged, so that the hole defect of the cast flange is avoided, and the product quality is ensured.

[0016] 2. The mold of the compact flange for the air conditioner compressor, the screw is driven to rotate by the motor, the lifting block is driven to move downward, the limiting plates can be close to each other, so that the lower mold and the upper mold are aligned, then the installation plate is driven to move downward by the cylinder, the limiting plate and the pressing block are driven to move downward, until the bottom of the pressing block abuts against the top of the upper mold, the lower mold and the upper mold are tightly combined, the appearance of the cast flange is intact, the size is accurate, the product quality is ensured, and the process of separating the lower mold and the upper mold after casting is also convenient and fast, the labor intensity of workers is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a front view structural schematic diagram of the utility model main part;

[0018] Figure 2 It is a top view structural schematic diagram of the utility model main part;

[0019] Figure 3 It is a sectional view structural schematic diagram of the utility model main part;

[0020] Figure 4 It is a working table internal structure schematic diagram of the utility model;

[0021] Figure 5 It is a drive plate and connecting plate connecting structure schematic diagram of the utility model;

[0022] Figure 6 It is an L-shaped plate sectional view structural schematic diagram of the utility model.

[0023] In the drawing: 1, working table; 2, lower mold; 3, upper mold; 4, pouring gate; 5, exhaust port; 6, mounting cover; 7, pressing block; 8, connecting plate; 9, inserting plate; 10, universal wheel; 11, first sliding port; 12, limiting plate; 13, pressing block; 14, lifting plate; 15, installation plate; 16, cylinder; 17, lifting block; 18, connecting rod; 19, motor; 20, drive wheel; 21, driven wheel; 22, sliding block; 23, second sliding port; 24, L-shaped plate; 25, knocking block; 26, drive plate; 27, spring; 28, screw. DETAILED DESCRIPTION

[0024] 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 protection of the utility model.

[0025] Please refer to Figures 1-6 The utility model provides a technical scheme:

[0026] A kind of mould of compact flange for air conditioner compressor, including workbench 1, workbench 1 top is provided with lower mould 2, lower mould 2 top is provided with upper mould 3, workbench 1 bottom is fixedly connected with several groups of universal wheel 10, upper mould 3 is communicated and is provided with pouring gate 4 and exhaust port 5, workbench 1 is installed with the fixed assembly for fixed lower mould 2, upper mould 3 position, upper mould 3 is installed with the vibration assembly that drives lower mould 2 vibration in casting process;

[0027] Vibration assembly includes several groups of L-shaped plate 24, L-shaped plate 24 is hinged in lower mould 2 side face, L-shaped plate 24 bottom is fixedly connected with knock block 25, knock block 25 side close to lower mould 2 and lower mould 2 abuts, upper mould 3 is installed with the drive mechanism that drives L-shaped plate 24 rotation.

[0028] When using, lower mould 2 is placed in workbench 1 top, then upper mould 3 is placed in the upper of lower mould 2, the position of lower mould 2 and upper mould 3 is adjusted and fixed by fixed assembly, can make lower mould 2 and upper mould 3 up and down alignment and closely fit, then pouring molten metal liquid between lower mould 2 and upper mould 3 through pouring gate 4, and the gas between lower mould 2 and upper mould 3 is discharged from exhaust port 5, in this process, L-shaped plate 24 is rotated to the direction away from lower mould 2 by drive mechanism, until L-shaped plate 24 and lower mould 2 are perpendicular, so that knock block 25 is away from lower mould 2, then knock block 25 falls under the action of gravity, drives L-shaped plate 24 to rotate to the direction close to lower mould 2, until knock block 25 knocks to lower mould 2 side wall, the vibration of molten metal liquid between lower mould 2 and upper mould 3 is caused by the knocking of knock block 25, so that a small amount of gas in molten metal liquid is discharged, so as to avoid the existence of eyelet defect of flange casted, guarantee product quality.

[0029] The driving mechanism comprises a mounting cover 6 fixedly connected to the top of the upper die 3, a driving plate 26 slidably connected to the inner wall of the mounting cover 6, a plurality of groups of springs 27 fixedly connected to the bottom of the driving plate 26, the bottom of the spring 27 being fixedly connected to the top of the upper die 3, a pressing block 7 fixedly connected to the top of the driving plate 26, the pressing block 7 slidingly penetrating out of the mounting cover 6, a plurality of groups of connecting plates 8 fixedly connected to the driving plate 26, a plurality of groups of through holes corresponding to the connecting plates 8 being formed in the mounting cover 6, and an insertion plate 9 fixedly connected to the side of the connecting plate 8 away from the driving plate 26, the insertion plate 9 corresponding to the L-shaped plate 24.

[0030] The pressing block 7 is pressed downward to drive the driving plate 26 to descend, the insertion plate 9 is driven to descend by the connecting plate 8, the L-shaped plate 24 is extruded in the descending process of the insertion plate 9, the L-shaped plate 24 is rotated away from the lower die 2, until the L-shaped plate 24 is perpendicular to the lower die 2, the knocking block 25 is driven to be away from the lower die 2, then the pressing block 7 is released, the driving plate 26 is driven to ascend under the action of the spring 27, the insertion plate 9 is driven to ascend, the L-shaped plate 24 is no longer limited by the insertion plate 9, the knocking block 25 falls under the action of gravity, the L-shaped plate 24 is rotated to be close to the lower die 2, until the knocking block 25 knocks the side wall of the lower die 2.

[0031] The fixing assembly comprises a lifting plate 14 slidably connected to the inner wall of the workbench 1, a plurality of groups of second sliding ports 23 formed in the lifting plate 14, a sliding block 22 slidably connected to the second sliding port 23, a limiting plate 12 fixedly connected to the top of the sliding block 22, a pressing block 13 fixedly connected to the side of the limiting plate 12 close to the upper die 3, a limiting mechanism installed on the workbench 1 to drive the limiting plates 12 to be close to or away from each other, and a pressing mechanism installed on the workbench 1 to drive the limiting plates 12 to ascend and descend.

[0032] The limiting mechanism comprises a screw rod 28 rotationally connected to the bottom of the lifting plate 14, a lifting block 17 externally threadedly sleeved with the screw rod 28, a plurality of groups of connecting rods 18 hingedly connected to the lifting block 17, one end of the connecting rod 18 away from the lifting block 17 being hingedly connected to the sliding block 22, a driven wheel 21 fixedly sleeved with the screw rod 28, an installation plate 15 rotationally connected to the bottom of the screw rod 28, the installation plate 15 being slidably connected to the inner wall of the workbench 1, a motor 19 fixedly installed on the top of the installation plate 15, a driving wheel 20 fixedly connected to the output end of the motor 19, and a belt tightly sleeved between the driving wheel 20 and the driven wheel 21.

[0033] The motor 19 is started to drive the driven wheel 21 to rotate through the driving wheel 20, so that the screw rod 28 rotates to drive the lifting block 17 to move downward, the limiting plates 12 are driven to be close to each other through the connecting rods 18, until the side of the limiting plate 12 close to the screw rod 28 abuts against the side wall of the lower die 2 and the upper die 3, so that the lower die 2 and the upper die 3 are aligned.

[0034] The pressing mechanism comprises a cylinder 16 fixedly installed at the bottom of the inner cavity of the workbench 1, and the output end of the cylinder 16 is fixedly connected with the bottom of the mounting plate 15.

[0035] The cylinder 16 drives the mounting plate 15 to move downward, the lifting plate 14 is driven by the screw rod 28 to move downward, the limiting plate 12 and the pressing block 13 move downward, until the bottom of the pressing block 13 abuts against the top of the upper die 3, so that the lower die 2 and the upper die 3 are tightly fitted, and the quality of the cast flange is ensured.

[0036] A plurality of groups of first sliding openings 11 matched with the limiting plate 12 are formed at the top of the workbench 1, and the limiting plate 12 is movably connected with the first sliding opening 11.

[0037] Working principle: when in use, the lower die 2 is placed on the top of the workbench 1, and the upper die 3 is placed above the lower die 2, the motor 19 is started, the driven wheel 21 is driven to rotate by the driving wheel 20, the screw rod 28 is rotated, the lifting block 17 is driven to move downward, the limiting plate 12 is driven to move close to each other by the connecting rod 18, until the side of the limiting plate 12 close to the screw rod 28 abuts against the side wall of the lower die 2 and the upper die 3, so that the lower die 2 and the upper die 3 are vertically aligned, the cylinder 16 is controlled to drive the mounting plate 15 to move downward, the lifting plate 14 is driven by the screw rod 28 to move downward, the limiting plate 12 and the pressing block 13 move downward, until the bottom of the pressing block 13 abuts against the top of the upper die 3, so that the lower die 2 and the upper die 3 are tightly fitted, the appearance of the cast flange is perfect, the size is accurate, the product quality is ensured, and the process of separating the lower die 2 and the upper die 3 after casting is also convenient and fast, the labor intensity of the workers is reduced, then the molten metal liquid is poured between the lower die 2 and the upper die 3 through the pouring opening 4, and the gas between the lower die 2 and the upper die 3 is discharged from the exhaust port 5, in this process, the pressing block 7 is pressed downward, the driving plate 26 is driven to descend, the inserting plate 9 is driven to descend by the connecting plate 8, the inserting plate 9 is extruded against the L-shaped plate 24 in the descending process, the L-shaped plate 24 is rotated away from the lower die 2, until the L-shaped plate 24 is perpendicular to the lower die 2, the knocking block 25 is driven to move away from the lower die 2, then the pressing block 7 is released, the driving plate 26 is driven to ascend under the action of the spring 27, the inserting plate 9 is driven to ascend, then the L-shaped plate 24 is no longer limited by the inserting plate 9, the knocking block 25 falls under the action of gravity, the L-shaped plate 24 is rotated towards the lower die 2, until the knocking block 25 knocks against the side wall of the lower die 2, the vibration of the molten metal liquid between the lower die 2 and the upper die 3 is caused by the knocking of the knocking block 25, so that a small amount of gas in the molten metal liquid is discharged, thereby avoiding the existence of hole defects in the cast flange, and ensuring the product quality.

[0038] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0039] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A die for compact flange of air conditioner compressor comprising a worktable (1), characterized in that: The workbench (1) top is provided with a lower die (2), the lower die (2) is provided with an upper die (3) above, the workbench (1) bottom is fixedly connected with several groups of universal wheels (10), the upper die (3) is continuously provided with a pouring gate (4) and a vent (5) on, the workbench (1) is installed for the fixed lower die (2), the upper die (3) position of fixing assembly, the upper die (3) is installed in the casting process and drives the vibration assembly of lower die (2) vibration; The vibration assembly includes several groups of L-shaped plates (24), the L-shaped plate (24) is hinged on the side of the lower die (2), the L-shaped plate (24) bottom is fixedly connected with a knocking block (25), the knocking block (25) is close to the side of the lower die (2) and abuts with the lower die (2), the upper die (3) is installed with the driving mechanism of driving L-shaped plate (24) rotation.

2. A mold for a compact flange of an air conditioner compressor according to claim 1, wherein: The driving mechanism includes a mounting cover (6), the mounting cover (6) is fixedly connected on the top of the upper die (3), the inner wall of the mounting cover (6) is slidably connected with a driving plate (26), the bottom of the driving plate (26) is fixedly connected with several groups of springs (27), the bottom of the spring (27) is fixedly connected with the top of the upper die (3), the top of the driving plate (26) is fixedly connected with a pressing block (7), the pressing block (7) is slidably connected out of the mounting cover (6), the driving plate (26) is fixedly connected with several groups of connecting plates (8), the mounting cover (6) is provided with several groups of through holes matched with the connecting plate (8), the side of the connecting plate (8) away from the driving plate (26) is fixedly connected with a plug-in plate (9), the plug-in plate (9) corresponds to the L-shaped plate (24).

3. The mold for a compact flange of an air conditioner compressor according to claim 1, wherein: The fixing assembly includes a lifting plate (14), the lifting plate (14) is slidably connected to the inner wall of the workbench (1), the lifting plate (14) is provided with several groups of second sliding ports (23), the second sliding port (23) is slidably connected with a sliding block (22), the top of the sliding block (22) is fixedly connected with a limiting plate (12), the side of the limiting plate (12) close to the upper die (3) is fixedly connected with a pressing block (13), the workbench (1) is installed with a limiting mechanism for driving the limiting plate (12) to approach or move away from each other, the workbench (1) is installed with a pressing mechanism for driving the limiting plate (12) to lift.

4. The mold for a compact flange of an air conditioner compressor according to claim 3, wherein: The limiting mechanism includes a screw rod (28), the screw rod (28) is rotatably connected to the bottom of the lifting plate (14), the outer thread of the screw rod (28) is sleeved with a lifting block (17), the lifting block (17) is hinged with several groups of connecting rods (18), the end of the connecting rod (18) away from the lifting block (17) is hinged with the sliding block (22), the outer fixed sleeve of the screw rod (28) is provided with a driven wheel (21), the bottom of the screw rod (28) is rotatably connected with a mounting plate (15), the side wall of the mounting plate (15) is slidably connected with the inner wall of the workbench (1), the top of the mounting plate (15) is fixedly installed with a motor (19), the output end of the motor (19) is fixedly connected with a driving wheel (20), the driving wheel (20) and the driven wheel (21) are tensioned and sleeved with a belt.

5. The mold for a compact flange of an air conditioner compressor according to claim 4, wherein: The pressing mechanism comprises a cylinder (16) fixedly installed at the bottom of the inner cavity of the workbench (1), and the output end of the cylinder (16) is fixedly connected with the bottom of the mounting plate (15).

6. The mold for a compact flange of an air conditioner compressor according to claim 1, wherein: A plurality of groups of first sliding ports (11) matched with the limiting plates (12) are formed in the top of the workbench (1), and the limiting plates (12) are movably connected with the first sliding ports (11).

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