CN217018508U

CN217018508U - Sand mo (u) ld reinforcing apparatus and reinforcement sand mo (u) ld subassembly

Info

Publication number: CN217018508U
Application number: CN202122941619.0U
Authority: CN
Inventors: 陈凡; 董勇; 陈寅恪
Original assignee: Ningguo Kebor Intelligent Machine Tool Co ltd
Current assignee: Ningguo Kebor Intelligent Machine Tool Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-07-22
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses a sand mold reinforcing device and a sand mold reinforcing assembly. Through the sand mould reinforcing apparatus and the reinforcement sand mould subassembly of above-mentioned optimal design, press from both sides tight pouring sand mould from the left and right sides through two centre gripping arms of reinforcing apparatus in advance for about the die body splice position closely laminate, avoid pouring the in-process and take place the case that rises, and then avoid foundry goods product to take place defects such as deformation, overweight and shrinkage porosity.

Description

Sand mo (u) ld reinforcing apparatus and reinforcement sand mo (u) ld subassembly

Technical Field

The utility model relates to the technical field of sand mold reinforcement, in particular to a sand mold reinforcement device and a reinforced sand mold assembly.

Background

Sand casting is a widely used form of casting. The method comprises the steps of manufacturing a sand mould in advance, filling high-temperature resistant particles into a gap between the sand mould and a sand box after the sand mould is placed into the sand box, supporting the side wall of the sand mould, and then pouring molten metal into the sand mould. Because the sand mould adopts two die bodies to make up and forms, when the pouring, two die body concatenation departments take place to leak easily, when the quality of foundry goods product received the influence, also can often take place the condition that the sand mould rises the case.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems in the background art, the utility model provides a sand mold reinforcing device and a reinforced sand mold assembly.

The utility model provides a sand mold reinforcing device, which comprises: the clamping device comprises a left clamping arm, a right clamping arm and two locking pieces;

the left clamping arm and the clamping arm are arranged in parallel at intervals, and the two locking parts are respectively connected with the two ends of the left clamping arm and the right clamping arm.

Preferably, the left clamping arm and the right clamping arm adopt oppositely arranged channel steel.

Preferably, the retaining member includes screw rod and two nuts, is equipped with the notch of relative setting on left centre gripping arm and the right centre gripping arm respectively, and the screw rod runs through in proper order two notches, two nuts are located left centre gripping arm and right centre gripping arm both sides respectively and the screw thread is installed at the screw rod both ends.

Preferably, the nut is a basket nut.

The utility model also provides a reinforced sand mold assembly which comprises the sand mold reinforcing device and a cast sand mold formed by the left mold body and the right mold body, wherein the left clamping arm and the right clamping arm are respectively positioned on two sides of the cast sand mold.

Preferably, a plurality of pouring ports are formed in the top of the pouring sand mold and are sequentially arranged along the length direction.

Preferably, be equipped with a plurality of vertical strengthening ribs of length direction of following that arrange in proper order on the left die body, be equipped with a plurality of vertical strengthening ribs of second of following length direction of following that arrange in proper order on the right die body, left centre gripping arm presses on a plurality of vertical strengthening ribs of first, and right centre gripping arm presses on a plurality of vertical strengthening ribs of second.

Preferably, a plurality of first horizontal reinforcing ribs are sequentially arranged on the left die body from top to bottom, and a plurality of second horizontal reinforcing ribs are sequentially arranged on the right die body from top to bottom.

Preferably, the sand casting device further comprises a supporting base, the sand casting mold is located on the supporting base, and a supporting block used for supporting the bottom of the sand casting mold is arranged at the top of the supporting base.

According to the sand mold reinforcing device and the sand mold reinforcing assembly, the left clamping arm and the clamping arm are arranged in parallel at intervals, the two locking pieces are respectively connected with the two ends of the left clamping arm and the right clamping arm, a poured sand mold is formed by a left mold body and a right mold body together, and the left clamping arm and the right clamping arm are respectively located on the two sides of the poured sand mold. Through the sand mould reinforcing apparatus and the reinforcement sand mould subassembly of above-mentioned optimal design, press from both sides tight pouring sand mould from the left and right sides through two centre gripping arms of reinforcing apparatus in advance for about the die body splice position closely laminate, avoid pouring the in-process and take place the case that rises, and then avoid the foundry goods product to take place defects such as deformation, overweight and shrinkage porosity.

Drawings

FIG. 1 is a schematic top view of a reinforced sand mold assembly according to the present invention.

FIG. 2 is a schematic side view of a reinforced sand mold assembly according to the present invention.

Detailed Description

Referring to fig. 1 and 2, fig. 1 is a schematic top view and fig. 2 is a schematic side view of a reinforced sand mold assembly according to the present invention. .

Referring to fig. 1 and 2, the present invention provides a sand mold reinforcing apparatus, comprising: the device comprises a left clamping arm 1, a right clamping arm 2 and two locking parts;

left centre gripping arm 1 with have the parallel interval arrangement of centre gripping arm, left centre gripping arm 1 and right centre gripping arm 2 both ends are connected respectively to two retaining members.

In order to explain the specific use manner of the sand mold reinforcing device of the present embodiment in detail, the present embodiment further provides a reinforced sand mold assembly, which includes the sand mold reinforcing device and a casting sand mold formed by the left mold body 10 and the right mold body 20 together, and the left clamping arm 1 and the right clamping arm 2 are respectively located at two sides of the casting sand mold.

In the concrete working process of the reinforced sand mold assembly of the embodiment, a left mold body and a right mold body are assembled to form a pouring sand mold, then a left clamping arm and a right clamping arm are placed on two sides of the pouring sand mold respectively, and then two clamping arms are locked and fixed at two ends through locking, so that the two clamping arms clamp the pouring sand mold from two sides, and the splicing parts of the two mold bodies are tightly attached. Then, the whole cast sand mold is put into a sand box, and the sand box is filled with high-temperature resistant particles to fill the gap between the sand mold and the sand box. And finally, pouring into the sand mold through a pouring gate.

In this embodiment, the sand mo (u) ld reinforcing apparatus and the reinforcement sand mo (u) ld subassembly that propose, left centre gripping arm with have the parallel interval arrangement of centre gripping arm, left centre gripping arm and right centre gripping arm both ends are connected respectively to two retaining members, and the pouring sand mo (u) ld is formed jointly by left die body and right die body, and left centre gripping arm and right centre gripping arm are located respectively pouring sand mo (u) ld both sides. Through the sand mould reinforcing apparatus and the reinforcement sand mould subassembly of above-mentioned optimal design, press from both sides tight pouring sand mould from the left and right sides through two centre gripping arms of reinforcing apparatus in advance for about the die body splice position closely laminate, avoid pouring the in-process and take place the case that rises, and then avoid the foundry goods product to take place defects such as deformation, overweight and shrinkage porosity.

In the concrete selection mode of centre gripping arm, left centre gripping arm 1 and right centre gripping arm 2 adopt the channel-section steel of opposite arrangement, and during the centre gripping, die body about the bottom laminating of two channel-section steels guarantees the centre gripping reliability.

In the concrete design of retaining member, the retaining member includes bolt 31 and two nuts 32, is equipped with the notch of relative setting on left centre gripping arm 1 and the right centre gripping arm 2 respectively, and bolt 31 runs through in proper order two notches, two nuts 32 are located left centre gripping arm 1 and right centre gripping arm 2 both sides respectively and the screw thread is installed at bolt 31 both ends. Preferably, the nut 32 is a basket nut 32. The two clamping arms are fixed through the screw and the turnbuckle, so that the distance between the two clamping arms can be conveniently adjusted, and further clamping force is gradually applied to the two die bodies.

In the concrete design mode of the pouring sand mold, a plurality of pouring ports which are sequentially arranged along the length direction are formed in the top of the pouring sand mold, so that the pouring fluid can be uniformly diffused in the mold cavity conveniently.

In other specific design modes of the sand casting mold, a plurality of first vertical reinforcing ribs 101 which are sequentially arranged along the length direction are arranged on the left mold body 10, a plurality of second vertical reinforcing ribs 201 which are sequentially arranged along the length direction are arranged on the right mold body 20, the left clamping arm 1 is pressed on the plurality of first vertical reinforcing ribs 101, and the right clamping arm 2 is pressed on the plurality of second vertical reinforcing ribs 201; further, a plurality of first horizontal reinforcing ribs 102 are sequentially arranged on the left mold body 10 from top to bottom, and a plurality of second horizontal reinforcing ribs 202 are sequentially arranged on the right mold body 20 from top to bottom. Through the design of strengthening rib, on the one hand, improve the mechanical strength of die body, on the other hand, increase its surface area, after the pouring, be convenient for cool heat dissipation. The left clamping arm and the right clamping arm are respectively matched with the vertical reinforcing ribs, and the die body is guaranteed to be stressed uniformly in the clamping process.

In other specific embodiments, the present embodiment further includes a supporting base 30, the casting sand mold is located on the supporting base 30, and a supporting block 301 for supporting the bottom of the casting sand mold is disposed on the top of the supporting base 30. Through the design of the supporting base, the sand mold convenient to pour and the clamping device are integrally placed into the sand box. In addition set up on supporting the base with sand mould bottom recess complex supporting shoe, support the unsettled position in sand mould bottom, the condition that the sand mould warp and the under screen that has significantly reduced takes place, and then has improved the appearance quality of product greatly, fixes a position the sand mould position through the two cooperation simultaneously, has overcome the sand mould and has slided and shift to workman's the intensity of labour and the work degree of difficulty have significantly reduced.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. A sand mould reinforcing apparatus, its characterized in that includes: the clamping device comprises a left clamping arm (1), a right clamping arm (2) and two locking pieces;

left centre gripping arm (1) with have the parallel interval arrangement of centre gripping arm, left centre gripping arm (1) and right centre gripping arm (2) both ends are connected respectively to two retaining members.

2. A sand mould consolidation apparatus according to claim 1, characterised in that the left gripper arm (1) and the right gripper arm (2) are of oppositely arranged channel steels.

3. The sand mold reinforcing device according to claim 1, wherein the locking member comprises a bolt (31) and two nuts (32), opposite notches are respectively formed in the left clamping arm (1) and the right clamping arm (2), the bolt (31) sequentially penetrates through the two notches, the two nuts (32) are respectively positioned on two sides of the left clamping arm (1) and the right clamping arm (2) and are installed at two ends of the bolt (31) in a threaded manner.

4. A sand mould consolidation apparatus as claimed in claim 3, characterised in that the nut (32) is a basket nut (32).

5. A reinforced sand mould assembly, characterised by comprising a sand mould reinforcing device according to any one of claims 1-4 and a cast sand mould formed jointly by a left mould body (10) and a right mould body (20), with left gripping arms (1) and right gripping arms (2) on either side of the cast sand mould.

6. The reinforced sand mold assembly of claim 5, wherein the top of the casting sand mold is provided with a plurality of gates arranged in sequence along the length direction.

7. The reinforced sand mold assembly according to claim 5, characterized in that a plurality of first vertical reinforcing ribs (101) are arranged on the left mold body (10) in sequence along the length direction, a plurality of second vertical reinforcing ribs (201) are arranged on the right mold body (20) in sequence along the length direction, the left clamping arm (1) presses on the plurality of first vertical reinforcing ribs (101), and the right clamping arm (2) presses on the plurality of second vertical reinforcing ribs (201).

8. The reinforced sand mold assembly according to claim 5, wherein the left mold body (10) is provided with a plurality of first horizontal reinforcing ribs (102) arranged one above the other, and the right mold body (20) is provided with a plurality of second horizontal reinforcing ribs (202) arranged one above the other.

9. Reinforced sand mould assembly according to claim 5, further comprising a support base (30), wherein the casting sand mould is positioned on the support base (30), and the top of the support base (30) is provided with a support block (301) for supporting the bottom of the casting sand mould.