CN214920270U - Sand-saving barrel and device for casting base of wind power product - Google Patents

Abstract

The utility model discloses a sand-saving barrel and a device for wind power product base casting, which solves the problems of large usage amount and high production cost of center molding sand, resin and fixing agent in the prior art, the sand-saving barrel comprises a sand-saving barrel main body and a lifting lug assembly, the lifting lug assembly comprises a main lifting lug and an auxiliary lifting lug, the sand-saving barrel is adopted as a core bar, and a closed cavity is arranged in the sand-saving barrel main body, thereby avoiding the entering of a sand core, saving the usage amount of the molding sand, the resin and the curing agent and reducing the production cost; the main lifting lug and the auxiliary lifting lug are arranged on the sand-saving barrel main body and can be used as a core bar to be in full contact with the sand core, so that the manufacturing cost of the core bar is saved, and the production cost is reduced; the main lifting lug and the auxiliary lifting lug are fixed with the sand-saving bucket body, so that the damage to the sand core when the sand-saving bucket body is pulled out is reduced, the size precision of the sand core is ensured, and the quality of a casting is improved.

Description

Sand-saving barrel and device for casting base of wind power product

Technical Field

The utility model relates to a casting technical field refers in particular to a economize sand bucket and be used for the as cast device of wind-powered electricity generation product base.

Background

In the current casting technology field, in order to form a cavity in a casting, a core is often needed, the core is commonly called as a "loam core" or a "core", the core is used for forming the internal structure of the casting during casting, and the core sand which is usually prepared from raw sand and a binder (water glass, resin and the like) is manually or mechanically made in a core box; to increase the strength of the core, a skeleton supported by iron wires and cast iron, called "core bar", is usually placed inside the core; in the current manufacturing process of the loam core, the using amount of molding sand, resin and curing agent is large, and the production cost is increased; and the sand releasing process of the operators is complex in operation and large in workload.

Disclosure of Invention

The utility model discloses having considered aforementioned problem and having made, utility model's purpose provides a economize sand bucket and be used for the as cast device of wind-powered electricity generation product base, its use amount that can reduce molding sand, resin and curing agent, reduction in production cost.

In order to achieve the above object, the utility model provides a sand-saving bucket, include:

the sand-saving barrel comprises a sand-saving barrel main body, wherein a plurality of convex connecting parts are arranged on the sand-saving barrel main body along the circumferential direction of the sand-saving barrel main body, and a closed cavity is arranged in the sand-saving barrel main body;

a shackle assembly disposed on the connecting portion.

According to the sand-saving bucket, the connecting part comprises two trapezoidal bulges and two rectangular bulges, the trapezoidal bulges and the rectangular bulges are oppositely arranged and are arranged around the sand-saving bucket body, and the trapezoidal bulges are adjacent to the rectangular bulges.

According to the sand-saving barrel, the lifting lug assembly comprises a main lifting lug and an auxiliary lifting lug, the trapezoidal protrusion is provided with two inclined planes, and a connecting plate is arranged between the two inclined planes; the main lifting lug is arranged on the inclined plane of the trapezoid bulge and connected with the connecting plate, and the auxiliary lifting lug is arranged on the top surface of the trapezoid bulge and the top surface of the rectangular bulge.

According to the sand-saving barrel, the trapezoid bulges are arranged in an isosceles trapezoid shape.

According to the sand-saving barrel, the sand-saving barrel main body comprises a top plate and a bottom plate, and reinforcing plates are arranged on the inner side surface of the top plate and the inner side surface of the bottom plate.

According to the sand-saving barrel, the lifting lug assembly further comprises a bottom lifting lug which is arranged on the outer side surface of the bottom plate in a # -shaped manner.

In order to achieve the above object, the utility model also provides a device for wind-powered electricity generation product base is cast, include:

the sand-saving barrel as described above;

the sand-saving barrel is coated with the sand core.

The utility model discloses following beneficial effect has:

1. the sand-saving barrel is used as a core bar, and the closed cavity is arranged in the sand-saving barrel body, so that a sand core can be prevented from entering, the use amount of molding sand, resin and curing agent is saved, and the production cost is reduced;

2. the main lifting lug and the auxiliary lifting lug are arranged on the sand-saving barrel main body and can be used as a core bar to be in full contact with the sand core, so that the manufacturing cost of the core bar is saved, and the production cost is reduced;

3. the main lifting lug and the auxiliary lifting lug are fixed with the sand-saving bucket main body, so that the sand core is prevented from being damaged when the sand-saving bucket main body is pulled out, the size precision of the sand core is ensured, and the quality of a casting is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a cross-sectional view taken along line a-a of the present invention;

fig. 4 is a B-B sectional view of the present invention;

in the figure:

100. a sand-saving barrel main body; 110. a connecting portion; 111. a trapezoidal protrusion; 112. a rectangular protrusion; 113. an exhaust groove; 114. a connecting plate; 120. a top plate; 121. a reinforcing plate; 130. a base plate;

200. a shackle assembly; 210. a main lifting lug; 220. an auxiliary lifting lug; 230. and a bottom lifting lug.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 4, a sand saving bucket includes:

the sand-saving barrel comprises a sand-saving barrel main body 100, wherein a plurality of convex connecting parts 110 are arranged on the sand-saving barrel main body 100 along the circumferential direction of the sand-saving barrel main body 100, and a closed cavity is arranged in the sand-saving barrel main body 100; in order to form the internal structure of the casting during casting, a loam core made of core sand is needed, the loam core can be coated on the connecting part 110 of the sand-saving bucket main body 100, a closed cavity inside the sand-saving bucket main body 100 can be used, the loam core can be prevented from entering, the usage amount of molding sand, resin and curing agent is saved, and the production cost is reduced.

The lifting lug assembly 200, wherein the lifting lug assembly 200 is arranged on the connecting part 110; the shackle assembly 200 is engaged with the sand-saving bucket body 100, which can be used as a core bar to be fully contacted with a loam core, thereby saving the manufacturing cost of the core bar, having good integrity as the core bar of the sand-saving bucket, simplifying the sand discharging process and reducing the workload of operators.

The connecting part 110 comprises two opposite trapezoidal protrusions 111 and two opposite rectangular protrusions 112, the two trapezoidal protrusions 111 and the two rectangular protrusions 112 are arranged around the sand-saving barrel main body 100, and the trapezoidal protrusions 111 are adjacent to the rectangular protrusions 112; the arrangement of the trapezoidal protrusions 111 and the rectangular protrusions 112 can increase the volume of the sand-saving barrel, save the usage amount of molding sand, resin and curing agent, and reduce the production cost.

Preferably, the top surface of the trapezoidal protrusion 111 and the top surface of the rectangular protrusion 112 are both provided with an air discharge groove 113, the diameter of the air discharge groove 113 is smaller than that of the core sand, and the core sand is not enough to pass through the air discharge groove 113 and enter the cavity of the sand-saving barrel main body 100; the provision of the air discharge slots 113 facilitates the removal of air from the core.

The lifting lug assembly 200 comprises a main lifting lug 210 and an auxiliary lifting lug 220, and a connecting plate 114 is arranged between two inclined planes of the trapezoidal protrusion 111; the main lifting lug 210 is arranged on the inclined plane of the trapezoidal protrusion 111 and is connected with the connecting plate 114, and the auxiliary lifting lug 220 is arranged on the top surface of the trapezoidal protrusion 111 and the top surface of the rectangular protrusion 112; the trapezoid bulges are arranged in an isosceles trapezoid shape; the main lifting lug 210 and the auxiliary lifting lug 220 are arranged on the sand-saving barrel main body 100 and can be used as a core bar to be in full contact with a mud core, so that the manufacturing cost of the core bar is saved, and the production cost is reduced; the main lifting lug and the auxiliary lifting lug are fixed with the sand-saving barrel main body, so that the damage to a sand core when the sand-saving barrel main body is pulled out is reduced, the size precision of the sand core is ensured, and the quality of a casting is improved; the connecting plate 114 arranged between the two inclined planes of the trapezoidal protrusion 111 can ensure the overall strength of the sand-saving barrel.

In the present embodiment, there are 4 main lifting lugs 210 and 12 auxiliary lifting lugs 220, one main lifting lug 210 is arranged on the inclined surface of each trapezoidal protrusion 111, three auxiliary lifting lugs 220 are arranged on the top surface of each trapezoidal protrusion 111 and the top surface of each rectangular protrusion 112, and an exhaust slot 113 is arranged on the top surface of each trapezoidal protrusion 111 and the top surface of each rectangular protrusion 112; the top surface of the trapezoidal protrusion 111 and the top surface auxiliary lifting lug 220 of the rectangular protrusion 112 are arranged in the same manner, taking the trapezoidal protrusion 111 as an example, one auxiliary lifting lug 220 of the three auxiliary lifting lugs 220 is centrally arranged on the top surface of the trapezoidal protrusion 111, the other two auxiliary lifting lugs 220 are symmetrically arranged on two sides of the trapezoidal protrusion 111, and the auxiliary lifting lugs 220 and the exhaust slots 113 are arranged at intervals.

The sand-saving barrel main body 100 comprises a top plate 120 and a bottom plate 130, wherein reinforcing plates 121 are arranged on the inner side surface of the top plate 120 and the inner side surface of the bottom plate 130; the arrangement of the reinforcing plates 121 on the inner side surfaces of the top plate 120 and the bottom plate 130 of the sand-saving barrel main body 100 can ensure the overall strength of the sand-saving barrel main body 100.

In this embodiment, the reinforcing plate 121 is disposed on the inner side of the top plate 120 and the inner side of the bottom plate 130 in a cross shape, and the cross shape thereof can ensure the overall strength of the sand-saving barrel body 100.

The lifting lug assembly 200 further comprises a bottom lifting lug 230, wherein the bottom lifting lug 230 is arranged on the outer side surface of the bottom plate 130 in a #; bottom lug 230, main lug 210 and vice lug 220 with economize sand barrel main part 100 integral weld, can act as the cored bar and fully contact with the loam core, save the cost of manufacture of cored bar, reduction in production cost, simultaneously, bottom lug 230 can also guarantee to economize the bulk strength of sand barrel.

In order to achieve the above object, the utility model discloses still provide a cast device of wind-powered electricity generation product base, include:

a sand bucket is saved;

the sand-saving barrel is coated with the sand core; the sand-saving barrel is adopted to replace the original supporting rod, serves as a core bar to be contacted with the loam core, serves as the core bar, and is provided with a closed cavity inside the sand-saving barrel main body 100, so that the loam core can be prevented from entering, the use amount of molding sand, resin and curing agent is saved, and the production cost is reduced; the sand-saving barrel is used as a core bar, so that the sand-saving barrel has good integrity, simplifies the sand discharging process and reduces the workload of operators.

The utility model provides a sand-saving barrel and a device for wind power product base casting, which adopts the sand-saving barrel as a core bar, and a closed cavity is arranged inside the main body of the sand-saving barrel, thereby avoiding the mud core from entering, saving the usage amount of molding sand, resin and curing agent, and reducing the production cost; the main lifting lug and the auxiliary lifting lug are arranged on the sand-saving barrel main body and can be used as a core bar to be in full contact with the sand core, so that the manufacturing cost of the core bar is saved, and the production cost is reduced; the main lifting lug and the auxiliary lifting lug are fixed with the sand-saving bucket body, so that the damage to the sand core when the sand-saving bucket body is pulled out is reduced, the size precision of the sand core is ensured, and the quality of a casting is improved.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Claims (7)

1. A sand-saving bucket, comprising:

the sand-saving barrel comprises a sand-saving barrel main body, wherein a plurality of convex connecting parts are arranged on the sand-saving barrel main body along the circumferential direction of the sand-saving barrel main body, and a closed cavity is arranged in the sand-saving barrel main body;

a shackle assembly disposed on the connecting portion.

2. The sand saving barrel according to claim 1, wherein the connecting part comprises two opposite trapezoidal protrusions and two opposite rectangular protrusions, the two trapezoidal protrusions and the two rectangular protrusions are arranged around the main body of the sand saving barrel, and the trapezoidal protrusions are adjacent to the rectangular protrusions.

3. The sand saving bucket according to claim 2, wherein the lifting lug assembly comprises a main lifting lug and an auxiliary lifting lug, the trapezoidal protrusion has two inclined surfaces, and a connecting plate is arranged between the two inclined surfaces; the main lifting lug is arranged on the inclined plane of the trapezoid bulge and connected with the connecting plate, and the auxiliary lifting lug is arranged on the top surface of the trapezoid bulge and the top surface of the rectangular bulge.

4. The sand saving barrel according to claim 3, wherein the trapezoid-shaped protrusions are arranged in an isosceles trapezoid shape.

5. The sand-saving barrel as claimed in claim 1, wherein the main body of the sand-saving barrel comprises a top plate and a bottom plate, and reinforcing plates are arranged on the inner side surfaces of the top plate and the bottom plate.

6. The sand saving bucket according to claim 5, wherein the lifting lug assembly further comprises a bottom lifting lug arranged in a groined shape on the outer side surface of the bottom plate.

7. A device for wind power product base casting, comprising:

the sand saving bucket of any one of claims 1-6;

the sand-saving barrel is coated with the sand core.

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