CN216729413U

CN216729413U - Supporting and shaping device for lost foam casting part mold

Info

Publication number: CN216729413U
Application number: CN202220191019.9U
Authority: CN
Inventors: 涂学五; 凌小春
Original assignee: Hubei Xinhe Precision Casting Co ltd
Current assignee: Hubei Xinhe Precision Casting Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-06-14
Anticipated expiration: 2032-01-24

Abstract

The utility model relates to the field of lost foam casting production, in particular to a mold supporting and shaping device for a lost foam casting part, which comprises a supporting seat and a lost foam arranged on the supporting seat; the supporting seat is provided with two fixing mechanisms, each fixing mechanism comprises a telescopic rod, a limiting plate and a rotating rod, the telescopic rods and the limiting plates are slidably mounted on the supporting seat, one end of the rotating rod is rotatably connected with the top end of the telescopic rod, and a limiting mechanism is connected between the other end of the rotating rod and the limiting plate; two telescopic links and two limiting plates that set up on two fixed establishment locate respectively around disappearing the mould. The die fixing device is simple to operate, can limit and fix the upper end face, the lower end face and the peripheral side faces of the die, greatly improves the fixing effect of the die, has strong adaptability, and can prevent parts from loosening or misplacing when the die is shaped.

Description

Supporting and shaping device for lost foam casting part mold

Technical Field

The utility model relates to the field of lost foam casting production, in particular to a mold supporting and shaping device for lost foam castings.

Background

When an aluminum alloy product is produced by lost foam casting, a plurality of EPS (expandable polystyrene) foam plastic model parts manufactured by a foam molding machine are required to be assembled into an integral foam model, an adhesive is generally adopted to bond and assemble the foam plastic model parts into an integral body during assembly, a period of time is required for curing the adhesive during bonding and assembling, a setting clamp is required to fix and set the integral foam model assembled by bonding before the adhesive is not cured, and the defects of loosening, dislocation and the like of the foam plastic model parts in the integral foam model after bonding are prevented, if the defects of loosening, dislocation and the like occur, the bonding and repairing are required again, otherwise, when the defective integral foam model is used for casting, the cast product is also unqualified.

The comparatively simple design anchor clamps of prior art generally adopts the billet preparation, and this kind of anchor clamps cost of manufacture is low, the modification is convenient, and the design anchor clamps are difficult to fine clamp bonding equipment's whole foaming model in the use, leads to often needing to pack foam plastics, cardboard etc. between design anchor clamps and whole foaming model by hand when using and just can stereotype, complex operation, and fixed inefficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems in the background art, and provides a die supporting and shaping device for a lost foam casting.

The technical scheme of the utility model is as follows: a mold supporting and shaping device for a lost foam casting part comprises a supporting seat and a lost foam mold arranged on the supporting seat; the supporting seat is provided with two fixing mechanisms, each fixing mechanism comprises a telescopic rod, a limiting plate and a rotating rod, the telescopic rods and the limiting plates are slidably mounted on the supporting seat, one end of the rotating rod is rotatably connected with the top end of the telescopic rod, and a limiting mechanism is connected between the other end of the rotating rod and the limiting plate; two telescopic links and two limiting plates that set up on two fixed establishment locate respectively around disappearing the mould.

Preferably, spacing subassembly includes the ratchet bar, spacing tooth, draw piece and multiunit elastic connection mechanism, the vertical opening that supplies the dwang to rotate the immigration of seting up in the upper portion of limiting plate, the fixed setting of ratchet bar has seted up the sliding tray on the dwang, sliding tray and opening intercommunication have been seted up on the limiting plate, spacing tooth slides and sets up in the sliding tray, draw the outside that the limiting plate was located to the piece, elastic connection assembly includes connecting rod and spring, the both ends of connecting rod respectively with spacing tooth with draw the piece to be connected, the spring housing is established on the connecting rod.

Preferably, the telescopic rod comprises a sleeve and a sliding rod, and the bottom end of the sliding rod is arranged on the inner side of the sleeve in a sliding mode.

Preferably, the sleeve is in threaded connection with a locking bolt.

Preferably, a rubber pad A is arranged on one rotating rod, an installation block is arranged on the other rotating rod, and a rubber pad B is arranged on the installation block; and the telescopic rod and the limiting plate are respectively provided with a rubber pad C and a rubber pad D.

Preferably, the bottom of telescopic link and limiting plate all is provided with the slider, and the cross-section of slider is the structure of "T" shape, has seted up on the up end of supporting seat and has supplied a plurality of gliding spouts of a plurality of sliders respectively.

Preferably, the lost foam mold includes an upper mold and a lower mold.

Compared with the prior art, the technical scheme of the utility model has the following beneficial technical effects: when the die is fixed, firstly, the die is placed on a supporting seat, then the telescopic rod and the limiting plate are pushed to move towards one side of the die simultaneously, the die is clamped between the telescopic rod and the limiting plate, the rotating rod is driven to rotate, the pull block is pulled outwards simultaneously, so that the limiting teeth move into the sliding groove, when the rotating rod is perpendicular to the telescopic rod, the rotating rod can be stopped to be driven to rotate, the end part of the rotating rod is arranged at the inner side of the opening of the limiting plate at the moment, then the pull block is loosened, the limiting teeth are driven to be clamped into the corresponding clamping grooves on the ratchet bar under the elastic action of the spring, the limiting work on the rotating rod is completed, then another fixing mechanism can be installed according to the method, and at the moment, the upper end surface and the lower end surface of the die and the peripheral side surfaces of the die can be limited; in conclusion, the die fixing device is simple to operate, good in fixing effect, capable of well preventing parts from loosening or misplacing when the die is shaped, and suitable for fixing dies of different sizes.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of a connection relationship between a limiting plate and a rotating rod according to the present invention.

Fig. 3 is a partially enlarged structural view of a portion a of fig. 2.

Reference numerals: 1. a supporting seat; 101. a chute; 201. an upper die; 202. a lower die; 3. a telescopic rod; 301. a sleeve; 302. a slide bar; 4. a limiting plate; 401. an opening; 402. a sliding groove; 5. rotating the rod; 6. a ratchet bar; 7. a rubber pad A; 8. mounting blocks; 9. a rubber pad B; 10. a slider; 11. a rubber pad C; 12. a rubber pad D; 13. a connecting rod; 14. a spring; 15. limiting teeth; 16. pulling the block; 17. and locking the bolt.

Detailed Description

Example one

As shown in fig. 1-3, the mold supporting and shaping device for lost foam castings provided by the present invention includes a supporting seat 1 and a lost foam mold disposed on the supporting seat 1, wherein the lost foam mold includes an upper mold 201 and a lower mold 202; two fixing mechanisms are arranged on the supporting seat 1, each fixing mechanism comprises an expansion link 3, a limiting plate 4 and a rotating rod 5, the expansion link 3 comprises a sleeve 301 and a sliding rod 302, and the bottom end of the sliding rod 302 is arranged on the inner side of the sleeve 301 in a sliding manner; the sleeve 301 is in threaded connection with a locking bolt 17, and the locking bolt 17 is rotated, so that the sliding rod 302 can be fixed, and the sliding rod 302 is prevented from generating large displacement in the vertical direction; the telescopic rod 3 and the limiting plate 4 are both slidably mounted on the supporting seat 1, the bottom ends of the telescopic rod 3 and the limiting plate 4 are both provided with a sliding block 10, the section of the sliding block 10 is of a T-shaped structure, and the upper end surface of the supporting seat 1 is provided with a plurality of sliding grooves 101 for the sliding of the sliding blocks 10; one end of the rotating rod 5 is rotatably connected with the top end of the telescopic rod 3, and a limiting mechanism is connected between the other end of the rotating rod 5 and the limiting plate 4; two telescopic rods 3 and two limiting plates 4 arranged on the two fixing mechanisms are respectively arranged around the lost foam mold.

A rubber pad A7 is arranged on one rotating rod 5, an installation block 8 is arranged on the other rotating rod 5, and a rubber pad B9 is arranged on the installation block 8; the telescopic rod 3 and the limiting plate 4 are respectively provided with a rubber pad C11 and a rubber pad D12, and the surfaces of the dies can be prevented from being damaged by clamping through the arranged rubber pads.

Example two

As shown in fig. 2-3, compared with the first embodiment, the limiting assembly in the first embodiment of the utility model includes a ratchet bar 6, limiting teeth 15, a pull block 16 and a plurality of sets of elastic connection mechanisms, an opening 401 for the rotating rod 5 to move in is vertically formed in the upper portion of the limiting plate 4, the ratchet bar 6 is fixedly disposed on the rotating rod 5, a sliding groove 402 is formed in the limiting plate 4, the sliding groove 402 is communicated with the opening 401, the limiting teeth 15 are slidably disposed in the sliding groove 402, the pull block 16 is disposed outside the limiting plate 4, the elastic connection assembly includes a connection rod 13 and a spring 14, two ends of the connection rod 13 are respectively connected with the limiting teeth 15 and the pull block 16, and the spring 14 is sleeved on the connection rod 13.

The working principle and the using method of the utility model are as follows: when the die is fixed, firstly, the die is placed on the supporting seat 1, then the telescopic rod 3 and the limiting plate 4 are pushed to move towards one side of the die simultaneously, the die is clamped between the telescopic rod 3 and the limiting plate 4, then the rotating rod 5 is driven to rotate, the pulling block 16 is pulled outwards simultaneously, so that the limiting teeth 15 move into the sliding groove 402, when the rotating rod 5 is perpendicular to the telescopic rod 3, the rotating rod 5 can be stopped being driven to rotate, at the moment, the end part of the rotating rod 5 is arranged at the inner side of the opening 401 of the limiting plate 4, then the pulling block 16 is loosened, under the elastic force action of the spring 14, the limiting teeth 15 are driven to be clamped into the corresponding clamping grooves on the ratchet bar 6, the limiting work on the rotating rod 5 is completed, then, another fixing mechanism can be installed according to the method, at the moment, the upper end surface and the lower end surface and the peripheral side surfaces of the die can be limited, so that the fixing effect on the die is improved, the loose or dislocation of the parts during the shaping of the die is prevented.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. The mold supporting and shaping device for the lost foam casting is characterized by comprising a supporting seat (1) and a lost foam mold arranged on the supporting seat (1); the supporting seat (1) is provided with two fixing mechanisms, each fixing mechanism comprises a telescopic rod (3), a limiting plate (4) and a rotating rod (5), the telescopic rods (3) and the limiting plates (4) are both slidably mounted on the supporting seat (1), one end of the rotating rod (5) is rotatably connected with the top end of the telescopic rod (3), and a limiting mechanism is connected between the other end of the rotating rod (5) and the limiting plate (4); two telescopic rods (3) and two limiting plates (4) arranged on the two fixing mechanisms are respectively arranged around the lost foam mold.

2. The support and shaping device for the lost-pattern casting die according to claim 1, wherein the limiting assembly comprises a ratchet bar (6), limiting teeth (15), a pulling block (16) and a plurality of groups of elastic connecting mechanisms, an opening (401) for the rotating rod (5) to move in a rotating mode is vertically formed in the upper portion of the limiting plate (4), the ratchet bar (6) is fixedly arranged on the rotating rod (5), a sliding groove (402) is formed in the limiting plate (4), the sliding groove (402) is communicated with the opening (401), the limiting teeth (15) are arranged in the sliding groove (402) in a sliding mode, the pulling block (16) is arranged on the outer side of the limiting plate (4), the elastic connecting assembly comprises a connecting rod (13) and a spring (14), two ends of the connecting rod (13) are respectively connected with the limiting teeth (15) and the pulling block (16), and the spring (14) is sleeved on the connecting rod (13).

3. The lost-foam casting mold supporting and sizing device as claimed in claim 1, wherein the telescopic rod (3) comprises a sleeve (301) and a sliding rod (302), and the bottom end of the sliding rod (302) is slidably arranged on the inner side of the sleeve (301).

4. The lost foam casting mold supporting and sizing device as claimed in claim 3, wherein the sleeve (301) is threadedly connected with the locking bolt (17).

5. The support and sizing device for the lost foam casting die as claimed in claim 1, wherein a rubber pad A (7) is arranged on one rotating rod (5), a mounting block (8) is arranged on the other rotating rod (5), and a rubber pad B (9) is arranged on the mounting block (8); the telescopic rod (3) and the limiting plate (4) are respectively provided with a rubber pad C (11) and a rubber pad D (12).

6. The support and shaping device for the lost-pattern casting mold according to claim 1, wherein the bottom ends of the telescopic rod (3) and the limiting plate (4) are respectively provided with a sliding block (10), the cross section of each sliding block (10) is of a T-shaped structure, and the upper end surface of the support base (1) is provided with a plurality of sliding grooves (101) for the sliding blocks (10) to slide.

7. The lost foam casting mold supporting and sizing device as recited in claim 1, characterized in that the lost foam mold comprises an upper mold (201) and a lower mold (202).