Sand coating mold for coupler

Abstract

The utility model discloses a coupling sand-coated mold which comprises a bottom plate, a coupling sand-coated molding lower mold is arranged on the upper surface of the bottom plate, a coupling sand-coated molding upper mold is correspondingly arranged at the upper end of the coupling sand-coated molding lower mold, and mounting blocks are fixedly mounted on the two sides of the coupling sand-coated molding lower mold. Linkage plates are fixedly installed on the two sides of the coupling sand-coated molding upper mold, electric push rods are arranged in the installation blocks, piston rods of the electric push rods are connected to one ends of the lower surfaces of the linkage plates, and pressing assemblies are arranged at the two ends of the coupling sand-coated molding lower mold. According to the utility model, the mold is convenient to open and close when the coupling mold of the photovoltaic power station is produced and used, the clamping force is effectively improved, and the combination tightness of the mold is ensured, so that the clamping effect during mold closing is remarkably improved, reliable mold closing conditions are provided for subsequent work, and the stability and consistency of the molding quality of coupling products are ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to photovoltaic power generation coupling production equipment technical field, concretely relates to a coupling sand-coated mould. BACKGROUND

[0002] In the photovoltaic power generation system, numerous mechanical equipment works together to ensure the efficient and stable conversion and transmission of electric energy, and the coupling plays a crucial role in connecting different rotating parts and transmitting power. The sand-coated casting process gradually attracts attention due to its advantages of producing complex-shaped castings with relatively high dimensional accuracy and lower cost.

[0003] The patent with publication number CN212469650U discloses a wear-resistant casting ball sand-coated mould with good air permeability, which comprises an upper mould plate, a lower mould plate, and a base. A straight sprue is arranged at the center of the upper mould plate. A plurality of cross runners and a plurality of risers are formed on the opposite sides of the upper and lower mould plates. The plurality of cross runners are distributed in a ring shape around the straight sprue and are in communication with the straight sprue. The plurality of risers are in communication with the plurality of cross runners, respectively. A plurality of ball bowls are arranged on the outer sides of the plurality of risers. An exhaust hole is arranged on the upper bottom of each ball bowl, and a layer of resin sand is coated on the inner surface of each ball bowl. The outer sides of the upper and lower mould plates are fixedly connected to each other by a fixing mechanism. Two groups of symmetrically distributed sliding blocks are fixedly connected to the lower end of the lower mould plate. The above technical solution facilitates the left and right shaking of the upper and lower mould plates, thereby facilitating the shaking of the molten iron inside the ball bowls and the exhaust of air, avoiding the generation of bubbles and pores, and improving the quality of the casting balls.

[0004] The existing sand-coated mould has the problems of inconvenient opening and closing, insufficient clamping force, leakage during pouring, difficult demoulding, and easy damage to the coupling product when applied to the production of photovoltaic power generation couplings, which seriously affects the production quality and efficiency of photovoltaic power generation couplings. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a coupling sand-coated mould to solve the technical defects of the existing mould, such as inconvenient opening and closing, insufficient clamping force, leakage during pouring, difficult demoulding, and easy damage to the coupling product.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A coupling sand-coated mould comprises a bottom plate, an upper coupling sand-coated mould, and a lower coupling sand-coated mould. The upper coupling sand-coated mould is arranged on the upper end of the lower coupling sand-coated mould. The two sides of the lower coupling sand-coated mould are fixedly installed with mounting blocks, and the two sides of the upper coupling sand-coated mould are fixedly installed with linkage plates. An electric push rod is arranged in each mounting block, and the piston rod of the electric push rod is connected to one end of the lower surface of the linkage plate. A pressing assembly is arranged at the two ends of the lower coupling sand-coated mould.

[0008] As a further scheme of the utility model, the outer connecting plate is fixedly installed on the other two sides of the lower mold of the shaft coupling sand coating forming, the outer connecting plate is equipped with the guide rod, the guide rod is located at the one end of the electric push rod, the positions of the two groups of guide rods are opposite, and the guide rod is retracted along with the electric push rod.

[0009] As a preferred scheme of the utility model, the sand coating body is arranged in the upper mold and the lower mold of the shaft coupling sand coating forming, the sand coating body is printed with the cavity of the shape of the shaft coupling of the photovoltaic power generator, the feeding port is arranged in the upper mold of the shaft coupling sand coating forming, and the feeding port is communicated with the cavity in the upper mold of the shaft coupling sand coating forming.

[0010] As a further preferred scheme of the utility model, the rubber plate is arranged between the bottom plate and the lower mold of the shaft coupling sand coating forming, the one end of the lower surface of the bottom plate is provided with the air slot, and the vibration motor is arranged in the air slot.

[0011] As a preferred scheme of the utility model, the pressing assembly comprises the oil pressure corner cylinder, the oil pressure corner cylinder is located at the two sides of the lower mold of the shaft coupling sand coating forming, and the oil pressure corner cylinder obtains power through the connection of the external hydraulic system.

[0012] As a further preferred scheme of the utility model, the bearing block is detachably arranged at the two ends of the lower mold of the shaft coupling sand coating forming, the T-shaped block is inserted into the bearing block, the T-shaped block is detachably arranged at the two ends of the upper mold of the shaft coupling sand coating forming, the bolt is inserted into the one end of the T-shaped block and the bearing block, the rotary pressing plate is arranged at the end of the piston rod of the oil pressure corner cylinder, and the rotary pressing plate can be extended and rotated to the upper surface of the T-shaped block through the end of the piston rod of the oil pressure corner cylinder.

[0013] Compared with the prior art, the shaft coupling sand coating mold has the following beneficial effects: when the overall structure is used for producing the mold of the shaft coupling of the photovoltaic power station, the mold can be conveniently opened and closed, the clamping force can be effectively improved, the combination tightness of the mold is ensured, the clamping effect of the mold when the mold is combined is significantly improved, reliable mold closing conditions are provided for subsequent work, and the stability and consistency of the forming quality of the shaft coupling product are ensured. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the drawings needed in the embodiment will be briefly introduced below, and obviously, the drawings in the following description are only one case of the embodiment of the utility model, and other drawings can be obtained by those skilled in the art without creating labor.

[0015] Figure 1 It is a structural schematic view of the embodiment of the utility model.

[0016] Figure 2Structure schematic view of mold ascending in the embodiment of the utility model;

[0017] Figure 3 Structure schematic view from above in the embodiment of the utility model;

[0018] Figure 4 Structure schematic view of vibration motor in the embodiment of the utility model.

[0019] Reference signs:

[0020] 1, bottom plate;101, coupling sand coated forming lower mold;102, coupling sand coated forming upper mold;103, linkage plate;104, feed inlet;105, sand coated body;

[0021] 2, mounting block;201, electric push rod;202, guide rod;203, external connecting plate;

[0022] 3, compression assembly;301, oil pressure corner cylinder;302, T-shaped block;303, bearing block;

[0023] 4, vibration motor;5, rubber plate. Specific implementation

[0024] In order to make the purpose, technical scheme and advantage of the embodiment of the utility model more clear and obvious, the following will be further described in detail in combination with the drawings and the embodiment of the utility model. It should be understood that the specific embodiments described herein are only used to explain the utility model, and are not used to limit the utility model.

[0025] In the description of the embodiment of the utility model, it should be understood that the terms "upper", "lower", "front", "rear", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the embodiment of the utility model and simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the embodiment of the utility model.

[0026] In the description of the embodiment of the utility model, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, integrally connected, or detachably connected;It can be the communication inside two elements;It can be directly connected, or indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the embodiment of the utility model can be understood according to the specific circumstances.

[0027] Reference signs Figures 1-4The utility model discloses a kind of coupler sand-coated mould, including bottom plate 1, bottom plate 1 upper surface is equipped with coupler sand-coated forming lower mould 101, coupler sand-coated forming lower mould 101 upper end is correspondingly equipped with coupler sand-coated forming upper mould 102, coupler sand-coated forming lower mould 101 both sides are fixedly installed with mounting block 2, coupler sand-coated forming upper mould 102 both sides are fixedly installed with linkage plate 103, electric push rod 201 is equipped in mounting block 2, electric push rod 201 piston rod is connected to the linkage plate 103 lower surface one end, coupler sand-coated forming lower mould 101 both ends are equipped with pressure assembly 3.

[0028] Coupler sand-coated forming lower mould 101 and coupler sand-coated forming upper mould 102 other two sides are fixedly installed with external plate 203, external plate 203 is equipped with guide rod 202, guide rod 202 is located at electric push rod 201 one end, two groups of guide rod 202 position are opposite, guide rod 202 telescopes following the telescoping of electric push rod 201.

[0029] Coupler sand-coated forming upper mould 102 and coupler sand-coated forming lower mould 101 are equipped with sand-coated body 105, sand-coated body 105 is printed with the cavity of the shape of photovoltaic generator coupling, coupler sand-coated forming upper mould 102 is equipped with feed inlet 104, feed inlet 104 is connected with the cavity in coupler sand-coated forming upper mould 102.

[0030] The above-mentioned technical scheme guide rod 202 position is opposite position, when electric push rod 201 drives coupler sand-coated forming upper mould 102 and coupler sand-coated forming lower mould 101 to close, can provide stable and balanced guiding force from the both sides of mould, effectively maintain the stability and balance of mould whole in closing process, guarantee the sealing property and precision of cavity, effectively reduce product defects caused by inaccurate mould closing, facilitate a kind of coupler sand-coated mould use.

[0031] Wherein, through the setting of electric push rod 201, guide rod 202, pressure assembly 3, sand-coated body 105, the stability of mould when opening and closing is effectively improved, the use of sand-coated body 105 can reduce the processing difficulty and cost of mould, can adapt to the production demand of different specifications couplings, further expand the application range of mould, provide good basis for the pouring forming of metal liquid, through pressure assembly 3 can provide strong and uniform clamping force for mould, when mould closing, pressure assembly 3 is pressed to make clamping force evenly distributed in both ends of mould, effectively make up the gap that mould can exist, further enhance the sealing performance of mould, ensure the integrity of mould structure, metal liquid will not leak, thereby improve the forming quality and efficiency of product, facilitate mould opening and closing use.

[0032] Reference is made to the accompanying drawings Figures 2 to 4As shown, the bottom plate 1 and the coupling sand forming lower mold 101 are provided with a rubber plate 5, the bottom plate 1 lower surface one end is provided with a hollow groove, the hollow groove is provided with a vibration motor 4.

[0033] In order to improve the convenience in demolding, the vibration motor 4 is arranged in the hollow groove of the bottom plate 1 lower surface, and the vibration motor 4 can generate vibration during the demolding process. When the poured coupling is cooled and solidified in the mold, the vibration is transmitted to the entire mold structure through the rubber plate 5 between the bottom plate 1 and the coupling sand forming lower mold 101. The rubber plate 5 can avoid excessive impact on the equipment caused by vibration, and can make the vibration more evenly dispersed to the mold, so as to facilitate the removal of the solidified mold, improve the convenience in demolding, and reduce the damage during demolding.

[0034] Referring to the accompanying drawings Figure 4 As shown, the pressing assembly 3 includes an oil pressure rotary cylinder 301, which is located on both sides of the coupling sand forming lower mold 101. The oil pressure rotary cylinder 301 obtains power by connecting an external hydraulic system. The coupling sand forming lower mold 101 is detachably installed with a bearing block 303 at both ends, and the bearing block 303 is detachably installed with a T-shaped block 302 at both ends. The T-shaped block 302 is detachably installed on the coupling sand forming upper mold 102, and the T-shaped block 302 and the bearing block 303 are both inserted with bolts at one end. The oil pressure rotary cylinder 301 piston rod end is provided with a rotary pressing plate, and the rotary pressing plate can be extended and rotated to adhere to the upper surface of the T-shaped block 302 through the oil pressure rotary cylinder 301 piston rod end.

[0035] In order to improve the clamping force during mold closing, the T-shaped block 302 installed at both ends of the coupling sand forming upper mold 102 is inserted into the bearing block 303 provided at both ends of the coupling sand forming lower mold 101, and then the oil pressure rotary cylinder 301 is rotated to extend the end upward to adhere to the upper surface of the T-shaped block 302 to apply downward pressure, which is uniformly transmitted to the entire mold through the T-shaped block 302, effectively eliminating the possible gap between the mold closing surfaces, further enhancing the tightness of the mold in the vertical direction, thereby significantly improving the clamping effect of the mold during closing, providing reliable mold closing conditions for subsequent work, and ensuring the stability and consistency of the coupling product forming quality.

[0036] The oil pressure rotary cylinder 301 is a mature technology and will not be described here.

[0037] The utility model embodiment uses, electric push rod 201 drives coupling sand coated forming upper die 102 to move down and close, when closing, the T shaped block 302 of coupling sand coated forming upper die 102 both ends installation is inserted into the bearing block 303 of the both ends of coupling sand coated forming lower die 101, through the rotation angle of oil pressure corner jar 301, make its extension end extend upward and adhere to the upper surface of T shaped block 302 downward and exert pressure, through T shaped block 302 evenly transmit to whole mould, when the coupling after pouring cools and solidifies, start the vibration of vibration motor 4 and pass through the rubber plate 5 between bottom plate 1 and coupling sand coated forming lower die 101 and transmit to whole mould structure, rubber plate 5 avoids vibration to cause too big impact to equipment, make vibration more evenly dispersed to each place of mould, thus make the mould after solidification convenient to take out, improve the convenience when demolding.

[0038] Summarized above: the utility model embodiment whole structure when production uses to photovoltaic power station coupling mould, can conveniently open and close mould, and effectively improve the clamping force, ensure the combination tightness of mould, thereby significantly improve the clamping effect when mould closing, provide reliable mould closing condition for subsequent work, guarantee the stability and consistency of coupling product forming quality.

[0039] The above shows and describes the basic principle of the present application, the above is only the preferred embodiment of the present application, and does not limit the present application, the above embodiment and the description in the specification are only to illustrate the principle of the present application, any modification, equivalent replacement and improvement within the scope of the present application, which does not deviate from the scope of the present application, should be included in the protection scope of the present application.

Claims

1. A coupling sand-coated mold comprising a base plate (1), characterized in that: The bottom plate (1) upper surface is equipped with the shaft coupling sand forming lower mould (101), the shaft coupling sand forming lower mould (101) upper end is equipped with the shaft coupling sand forming upper mould (102) correspondingly, the shaft coupling sand forming lower mould (101) both sides are fixedly installed with the mounting block (2), the shaft coupling sand forming upper mould (102) both sides are fixedly installed with the linkage plate (103), the mounting block (2) are equipped with the electric push rod (201) in, the electric push rod (201) piston rod is connected to the linkage plate (103) lower surface one end, the shaft coupling sand forming lower mould (101) both ends are equipped with the compression assembly (3).

2. A sand-coated coupling mold according to claim 1, characterized in that: The shaft coupling sand forming lower mould (101) and the shaft coupling sand forming upper mould (102) are fixedly installed with the external plate (203) on the other two sides, the external plate (203) is equipped with the guide rod (202) in, the guide rod (202) is located at the electric push rod (201) one end, two groups of the guide rod (202) position is opposite, the guide rod (202) is followed with the electric push rod (201) telescopic and telescopic.

3. A sand-coated coupling mold according to claim 1, wherein: The shaft coupling sand forming upper mould (102) and the shaft coupling sand forming lower mould (101) are equipped with the sand body (105) in, the sand body (105) is printed with the photovoltaic generator shaft coupling shape cavity in, the shaft coupling sand forming upper mould (102) is equipped with the feed inlet (104), the feed inlet (104) is connected with the cavity in the shaft coupling sand forming upper mould (102) and communicates.

4. A sand-coated coupling mold according to claim 2, wherein: The bottom plate (1) and the shaft coupling sand forming lower mould (101) are equipped with the rubber plate (5), the bottom plate (1) lower surface one end is equipped with the empty slot, the empty slot is equipped with the vibration motor (4) in.

5. A sand-coated coupling mold according to claim 1, wherein: The compression assembly (3) includes oil pressure corner jar (301), the oil pressure corner jar (301) is located at the shaft coupling sand forming lower mould (101) both sides.

6. A sand coated coupling mold according to claim 5, wherein: The shaft coupling sand forming lower mould (101) both ends are equipped with the bearing block (303) and are removed and installed, the bearing block (303) is inserted with the T-shaped block (302), the T-shaped block (302) is removed and installed at the shaft coupling sand forming upper mould (102) both ends, the T-shaped block (302) and the bearing block (303) one end are inserted with the bolt, the oil pressure corner jar (301) piston rod end is equipped with the rotary pressing plate, and the rotary pressing plate can be extended and rotated to the T-shaped block (302) upper surface by the oil pressure corner jar (301) piston rod end.

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