CN218532732U

CN218532732U - Large-scale welding sand box fastening device for casting

Info

Publication number: CN218532732U
Application number: CN202222801455.6U
Authority: CN
Inventors: 高振博; 李晓符
Original assignee: Guangxi Hongyue Machinery Manufacturing Co ltd
Current assignee: Guangxi Hongyue Machinery Manufacturing Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-02-28
Anticipated expiration: 2032-10-24

Abstract

The utility model provides a large-scale welding sand box fastener is used in casting relates to sand box fastening technical field, which comprises a fixed base, fixed surface installs spacing seat in the one end of fixing base, and the mounting groove has been seted up to the inside of spacing seat, and the inside movable mounting of mounting groove has the sand box body, and the upper surface of sand box body has laid and has compressed tightly the seat, compresses tightly the seat and install fastening device directly over, and fastening device's one end fixed mounting is at the upper surface of fixing base, the utility model discloses a place the sand box body in the inside mounting groove of seting up of spacing seat, start the hydraulic stem among the fastening device this moment, the hydraulic stem starts to drive the slider platform and moves downwards this moment, and the slider platform can cooperate two spacing posts to drive the compact heap and move in the lump when the downward movement, compresses tightly the sand box body this moment, avoids using two iron bar reuse clamps to press from both sides tightly, and the iron bar can appear crooked under long-time clamping force, leads to the clamping weak power, influences the quality of machined part.

Description

Large-scale welding sand box fastening device for casting

Technical Field

The utility model relates to a sand box fastening technical field particularly, relates to a large-scale welding sand box fastener is used in casting.

Background

In the foundry process, two sand boxes are required to be molded together, so that a fastener is required to tightly press the two sand boxes, and leakage in the casting process is prevented.

The existing sand box fastening mode is that two stress supporting points are respectively arranged on two sand boxes, two iron rods are respectively erected on the stress supporting points of an upper sand box and a lower sand box, the two iron rods are clamped by a clamp, and the iron rods are bent under long-time clamping force, so that the clamping force is weakened, and the quality of a machined part is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a large-scale welding sand box fastener is used in casting can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the technical proposal that:

the utility model provides a large-scale welding sand box fastener is used in casting, includes the fixing base, fixed surface installs spacing seat on the one end of fixing base, the mounting groove has been seted up to the inside of spacing seat, the inside movable mounting of mounting groove has the sand box body, the upper surface of sand box body has laid and has compressed tightly the seat, compress tightly the seat and install fastening device directly over, fastening device's one end fixed mounting is at the upper surface of fixing base.

Preferably, the two ends of the lower surface of the fixing seat are fixedly provided with a plurality of supporting feet, and one end of the surface of the fixing seat, which is close to the limiting seat, is fixedly provided with a storage box.

Preferably, the fastening mechanism comprises a limiting plate and a sliding column;

two traveller fixed mounting is in a side surface of fixing base, the one end fixed mounting of traveller has the limiting plate.

Preferably, a hydraulic rod is fixedly mounted on the surface of one side of the limiting plate, and an output shaft of the hydraulic rod movably penetrates through the limiting plate and is movably clamped between the two clamping blocks through a clamping column.

Preferably, the clamping block is fixedly installed on one side surface of the sliding block platform, and two ends of the sliding block platform are movably installed on the outer surface of one sliding column respectively.

Preferably, the two ends of the sliding block platform are movably provided with limiting columns, and one ends of the limiting columns are fixedly provided with pressing blocks.

Preferably, the pressing block is fixedly installed right above the limiting seat, a buffer spring is installed between the pressing block and the sliding block platform, and the buffer spring is sleeved on the outer surface of the limiting column.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) The utility model discloses a place the sand box body inside the mounting groove of seting up in spacing seat is inside, start the hydraulic stem among the fastening device this moment, the hydraulic stem starts to drive the slider platform and moves downwards this moment, and the slider platform can cooperate two spacing posts to drive the compact heap and move in the lump when the downstream, compress tightly the sand box body this moment, it presss from both sides tightly to avoid using two iron bar reuse clamps, the iron bar can appear crooked under long-time clamping-force, lead to the clamping-force weak, influence the quality of machined part.

(2) The utility model discloses a compact heap is after certain degree of downstream, and the buffer spring of cover on spacing post can contract like inside to avoid leading to crushing the sand box body because of pressure is too big, and sand box body surface mounting's spacing seat can push down the sand box body is whole, makes the atress even.

Drawings

Fig. 1 is a schematic view of the overall structure of a large welding flask fastening device for casting according to the present invention;

FIG. 2 is a schematic structural view of a large welding flask fastening device for casting according to the present invention;

FIG. 3 is a schematic structural view of a large-sized welding flask fastening device for casting according to the present invention;

fig. 4 is a schematic structural diagram of the fastening device for a large-sized welding flask for casting of the present invention.

In the figure: 1. a sand box body; 2. a pressing seat; 3. a limiting seat; 4. a placing groove; 5. a fastening mechanism; 501. a limiting plate; 502. a slider platform; 503. a hydraulic lever; 504. a limiting post; 505. a clamping block; 506. a traveler; 507. a buffer spring; 508. a compression block; 6. a storage box; 7. a support foot; 8. a fixed seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

As shown in fig. 1 to 4, the fastening device for the large-sized welding sand box for casting comprises a fixing seat 8, wherein a limiting seat 3 is fixedly installed on the upper surface of one end of the fixing seat 8, a mounting groove 4 is formed in the limiting seat 3, a sand box body 1 is movably installed in the mounting groove 4, a pressing seat 2 is installed on the upper surface of the sand box body 1, a fastening mechanism 5 is installed right above the pressing seat 2, and one end of the fastening mechanism 5 is fixedly installed on the upper surface of the fixing seat 8.

It can be understood that in this application, the equal fixed mounting in lower surface both ends of fixing base 8 has even a support foot 7, fixing base 8 is close to the surperficial one end fixed mounting of spacing seat 3 has storage tank 6, and the surperficial one end fixed mounting who is close to spacing seat 3 through fixing base 8 has storage tank 6, article that can the storing needs to use.

It is understood that, in the present application, the fastening mechanism 5 includes a limit plate 501 and a strut 506;

two traveller 506 fixed mounting is on a side surface of fixing base 8, the one end fixed mounting of traveller 506 has limiting plate 501, and one end fixed mounting through traveller 506 has limiting plate 501, can carry on spacingly when using.

It can be understood that in this application, a side fixed surface of limiting plate 501 installs hydraulic stem 503, the activity of the output shaft of hydraulic stem 503 passes limiting plate 501 through the activity chucking of chucking post between two clamp splice 505, starts to drive slider platform 502 through hydraulic stem 503 and removes downwards.

It can be understood that, in this application, the clamp splice 505 is fixedly mounted on a side surface of the slide block platform 502, two ends of the slide block platform 502 are respectively and movably mounted on an outer surface of a sliding column 506, the slide block platform 502 can be matched with two limiting columns 504 to drive the clamp splice 508 to move together when moving downwards, at this time, the sand box body 1 is pressed, two iron rods are prevented from being clamped by a clamp, the iron rods are bent under a long-time clamping force, so that the clamping force is weakened, and the quality of a machined part is affected.

Preferably, the two ends of the sliding block platform 502 are movably provided with the limiting columns 504, one end of each limiting column 504 is fixedly provided with the pressing block 508, and the limiting columns 504 are movably arranged in the two ends of the sliding block platform 502, so that the sliding block platform can be prevented from being damaged by extrusion due to too much retraction when in use.

It can be understood that, in this application, the pressing block 508 is fixedly installed directly above the limiting seat 3, a buffer spring 507 is installed between the pressing block 508 and the slider platform 502, the buffer spring 507 is sleeved on the outer surface of the limiting column 504, and after the pressing block 508 moves downwards to a certain extent, the buffer spring 507 sleeved on the limiting column 504 can contract like the inside, so as to avoid crushing the sand box body 1 due to excessive pressure.

This large-scale welding sand box fastener's for casting theory of operation:

during the use, at first place sand box body 1 inside the mounting groove 4 of seting up inside the spacing seat 3, start the hydraulic stem 503 in the fastening device 5 this moment, hydraulic stem 503 starts to drive slider platform 502 and moves downwards this moment, and slider platform 502 can cooperate two spacing posts 504 to drive compact heap 508 and move in the lump when moving downwards, compress tightly sand box body 1 this moment, avoid using two iron bars reuse clamp to press from both sides tightly, the iron bar can appear crooked under long-time clamping force, lead to the clamping-force weak, influence the quality of machined part, compact heap 508 moves down to certain degree after, the buffer spring 507 of cover-mounted on spacing post 504 can contract like inside, in order to avoid damaging sand box body 1 because of the pressure is too big, and the spacing seat 2 of sand box body 1 surface mounting can push down sand box body 1 wholly, make the atress even.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the invention and are not intended to limit the scope of the present invention, and that various other modifications and variations can be made by one skilled in the art based on the above description.

Claims

1. The utility model provides a large-scale welding sand box fastener is used in casting, includes fixing base (8), its characterized in that: fixed surface installs spacing seat (3) on the one end of fixing base (8), mounting groove (4) have been seted up to the inside of spacing seat (3), the inside movable mounting of mounting groove (4) has sand box body (1), the upper surface of sand box body (1) is laid and is pressed down seat (2), press down and install fastening device (5) directly over seat (2), the one end fixed mounting of fastening device (5) is at the upper surface of fixing base (8).

2. The fastening device for the large-sized welding flask for casting according to claim 1, wherein: the equal fixed mounting in lower surface both ends of fixing base (8) has even a support foot (7), surface one end fixed mounting that fixing base (8) are close to spacing seat (3) has storage tank (6).

3. The fastening device for the large-sized welding flask for casting according to claim 1, wherein: the fastening mechanism (5) comprises a limiting plate (501) and a sliding column (506);

two traveller (506) fixed mounting is in a side surface of fixing base (8), the one end fixed mounting of traveller (506) has limiting plate (501).

4. The fastening device for the large-sized welding flask for casting according to claim 3, wherein: and a hydraulic rod (503) is fixedly mounted on the surface of one side of the limiting plate (501), and an output shaft of the hydraulic rod (503) movably penetrates through the limiting plate (501) and is movably clamped between the two clamping blocks (505) through clamping columns.

5. The fastening device for the large-sized welding flask for casting according to claim 4, wherein: the clamping block (505) is fixedly arranged on one side surface of the sliding block platform (502), and two ends of the sliding block platform (502) are respectively and movably arranged on the outer surface of a sliding column (506).

6. The fastening device for the large-sized welding flask for casting according to claim 5, wherein: the inside movable mounting in both ends of slider platform (502) has spacing post (504), the one end fixed mounting of spacing post (504) has compact heap (508).

7. The fastening device for the large-sized welding flask for casting according to claim 6, wherein: the pressing block (508) is fixedly arranged right above the limiting seat (3), a buffer spring (507) is arranged between the pressing block (508) and the sliding block platform (502), and the buffer spring (507) is sleeved on the outer surface of the limiting column (504).