CN213944393U

CN213944393U - Thick and large casting correcting and placing device

Info

Publication number: CN213944393U
Application number: CN202022823352.0U
Authority: CN
Inventors: 王家松; 杜应流; 程裕勇; 叶晓峰
Original assignee: Anhui Yingliu Casting Co ltd
Current assignee: Anhui Yingliu Casting Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-08-13
Anticipated expiration: 2030-11-30

Abstract

The utility model discloses a thick and large casting correcting and placing device, which comprises a base plate, wherein the upper end surface of the base plate is provided with a first cushion block, a second cushion block and a third cushion block which are arranged in parallel, the upper end surfaces of the first cushion block, the second cushion block and the third cushion block are arranged in parallel, the first cushion block is fixed at one end part of the base plate, the second cushion block and the third cushion block are in sliding connection with the base plate, the outer side of the base plate, which is positioned at the first cushion block, is provided with a fixed pressing mechanism, and the outer side of the base plate, which is positioned at the third cushion block, is provided with an elastic pressurizing mechanism; the utility model discloses a cushion one, cushion two and cushion three carry out spacing support to thick big foundry goods, utilize the fixed hold-down mechanism and the elasticity loading system at both ends to fix the foundry goods and elasticity is pressed, correct in the annealing furnace, and fixed stable makes things convenient for thick big foundry goods to correct, corrects the precision height, and the flexibility is high, can adapt to not unidimensional thick big foundry goods and correct.

Description

Thick and large casting correcting and placing device

Technical Field

The utility model relates to a casting technical field, in particular to placer is corrected to thick big foundry goods.

Background

In the production process of castings, the castings need to be subjected to mould making, shell making, smelting, sand removal, heat treatment, finishing and multiple working procedures, the period is long, the deformation factors are multiple, the castings do not meet the drawing size requirements, large workload is brought to finishing and polishing, and if the control is improper, products are even scrapped, and a lot of waste products are caused. Therefore, in actual production, each process must be well controlled, and effective measures must be taken to reduce the deformation of the casting.

During the production of castings, the following factors are mainly used to cause deformation: firstly, as the molding wax material is pasty, the thick and large part of the molding wax material deforms in the contraction process; secondly, the wax mold is not enough in pressure maintaining time in the cavity, the mold stripping is too early, and the cooling after mold taking is not proper, so that the deformation is caused; thirdly, shell manufacturing is an important process, the mould shell is deformed due to improper control of temperature and humidity of a workshop, the strength of the mould shell is low, and the mould shell is deformed after dewaxing; and fourthly, unreasonable placement of the castings after heat treatment. Aiming at the problems, the existing method is to place a special correction tool for the wax mould after mould taking, prolong the mould taking time, prolong the drying time of the mould shell, improve the strength of the mould shell and reasonably stack castings during heat treatment. Through the measures, in actual production, the problem of deformation still exists in the thick and large casting, the drawing size is satisfied through the correction of the method of local heating, the fixing and the correction size of the thick and large casting need to be accurately grasped when local heating is carried out, and the existing support piece for the thick and large casting is simple in structure, unstable in fixing, low in correction precision and poor in flexibility.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a placer is corrected to thick big foundry goods can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a placer is corrected to thick big foundry goods, includes the bed plate, the up end of bed plate is equipped with parallel arrangement's cushion one, cushion two and cushion three, cushion one, cushion two and three up end parallel and level settings of cushion, a tip at the bed plate is fixed to cushion one, cushion two and cushion three and bed plate sliding connection, the outside that the bed plate is located cushion one is equipped with fixed hold-down mechanism, the outside that the bed plate is located cushion three is equipped with elasticity loading system.

Preferably, the base plate is located the outside symmetry connection slat of cushion two and cushion three, the slat passes through bolt one and is connected with cushion two and cushion three respectively.

Preferably, the slat is provided with a plurality of threaded holes I which are arranged at equal intervals, and the size of the threaded holes I corresponds to that of the bolts I.

Preferably, the fixed pressing mechanism comprises an L plate, a pressing block and a screw rod, the L plate is fixed at the end of the base plate, and the lower end of the screw rod is connected with the pressing block and is in threaded connection with the transverse plate of the L plate.

Preferably, the elasticity loading system includes the riser, the upper end fixed connection diaphragm of riser, sliding connection slide bar on the diaphragm, the lower extreme fixed connection briquetting of slide bar, the outer lane that the slide bar is located between briquetting and the diaphragm cup joints pressure spring, the spacing lid of upper end fixed connection of slide bar.

Preferably, the outer ring of the sliding rod between the limiting cover and the transverse plate is in threaded connection with an adjusting nut.

Preferably, the side face of the bottom of the vertical plate is fixedly connected with a movable plate, the movable plate is fixedly connected with the base plate through a second bolt, and the second bolt is arranged in a rectangular distribution mode.

Preferably, two rows of threaded holes II which are arranged at equal intervals are formed in the base plate, and the size of each threaded hole II corresponds to that of the bolt II.

Preferably, the upper end surfaces of the first cushion block, the second cushion block and the third cushion block are provided with placing grooves.

Compared with the prior art, the utility model discloses the beneficial effect who produces is: the utility model discloses a cushion one, cushion two and cushion three carry out spacing support to thick big foundry goods, utilize the fixed hold-down mechanism and the elasticity loading system at both ends to fix the foundry goods and elasticity is pressed, correct in the annealing furnace, and fixed stable makes things convenient for thick big foundry goods to correct, corrects the precision height, and the flexibility is high, can adapt to not unidimensional thick big foundry goods and correct.

Drawings

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

fig. 2 is a schematic view of the fixing and pressing mechanism of the present invention;

fig. 3 is a schematic view of the elastic pressing mechanism of the present invention.

In the figure: 1. a base plate; 2. a first cushion block; 3. a second cushion block; 4. a cushion block III; 5. fixing the pressing mechanism; 51. an L plate; 52. a compression block; 53. a screw rod; 6. an elastic pressurizing mechanism; 61. a vertical plate; 62. a transverse plate; 63. a slide bar; 64. briquetting; 65. a pressurizing spring; 66. a limiting cover; 67. adjusting the nut; 68. moving the plate; 7. laths; 8. a first bolt; 9. a first threaded hole; 10. a second bolt; 11. a second threaded hole; 12. thick and large castings; 13. and (6) placing the groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in figures 1-3, the thick and large casting correcting and placing device comprises a base plate 1, wherein a first cushion block 2, a second cushion block 3 and a third cushion block 4 which are arranged in parallel are arranged on the upper end surface of the base plate 1, the upper end faces of the first cushion block 2, the second cushion block 3 and the third cushion block 4 are arranged in parallel, the first cushion block 2 is fixed at one end part of the base plate 1, the second cushion block 3 and the third cushion block 4 are connected with the base plate 1 in a sliding manner, the base plate 1 is provided with a fixed pressing mechanism 5 at the outer side of the first cushion block 2, the base plate 1 is provided with an elastic pressurizing mechanism 6 at the outer side of a cushion block III 4, a thick casting 12 is placed on the cushion block I, the cushion block II 3 and the cushion block III 4, the cushion block II 3 is positioned at the deformation bending point of the thick casting 12, the third cushion block 4 is positioned below the end part to be corrected of the thick and large casting 12, and the first cushion block 2 is positioned at the other end of the thick and large casting 12.

In this embodiment, the bedplate 1 is located the outside symmetric connection slat 7 of two 3 and three 4 cushion blocks, slat 7 is connected with two 3 and three 4 cushion blocks respectively through a bolt 8 for the position of two 3 and three 4 cushion blocks of adjustment cushion block for two 3 the deformation knee that are located thick big foundry goods 12 of cushion block, three 4 cushion blocks are located the below that thick big foundry goods 12 waited to correct.

In this embodiment, be equipped with a plurality of equidistant screw holes 9 that set up on the slat 7, the size of screw hole 9 corresponds the setting with the size of bolt 8.

In this embodiment, the fixed pressing mechanism 5 includes an L plate 51, a pressing block 52 and a screw rod 53, the L plate 51 is fixed at the end of the base plate 1, the lower end of the screw rod 53 is connected with the pressing block 52 and is in threaded connection with the transverse plate of the L plate 51, and one end of the thick and large casting 12 is pressed and limited.

In this embodiment, the elastic pressurizing mechanism 6 includes a vertical plate 61, an upper end of the vertical plate 61 is fixedly connected to a horizontal plate 62, the horizontal plate 62 is slidably connected to a slide rod 63, a lower end of the slide rod 63 is fixedly connected to a pressing block 64, an outer ring of the slide rod 63 between the pressing block 64 and the horizontal plate 62 is sleeved with a pressurizing spring 65, and an upper end of the slide rod 63 is fixedly connected to a limit cover 66.

In this embodiment, the outer ring of the sliding rod 63 between the limiting cover 66 and the transverse plate 62 is connected with an adjusting nut 67 through threads, so as to adjust the height of the compression.

In this embodiment, the bottom side of the vertical plate 61 is fixedly connected to the moving plate 68, the moving plate 68 is fixedly connected to the base plate 1 through the second bolts 10, and the second bolts 10 are distributed in a rectangular shape.

In this embodiment, two rows of threaded holes two 11 are formed in the base plate 1 at equal intervals, and the size of the threaded holes two 11 corresponds to the size of the bolts two 10.

In this embodiment, the upper end surfaces of the first cushion block 2, the second cushion block 3 and the third cushion block 4 are all provided with a placing groove 13 for limiting the thick and large casting 12.

During specific implementation, the positions of the second cushion block 3 and the third cushion block 4 are adjusted, a thick casting 12 to be corrected is placed on the first cushion block 2, the second cushion block 3 and the third cushion block 4, one end of the thick casting 12 is pressed and fixed through the fixed pressing mechanism 5, the end, to be corrected, of the thick casting 12 is elastically pressed through the elastic pressing mechanism 6, the whole device is placed in an annealing furnace, heating annealing is carried out, the temperature is gradually corrected along with rising of the temperature, the purpose of correcting the casting is achieved, the internal stress of the casting is not increased, and all parts used by the device are made of high-temperature-resistant materials.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a placer is corrected to thick and big foundry goods, includes the bed plate, its characterized in that: the utility model discloses a pressure-bearing base plate, including bed plate, cushion first, cushion second and cushion third, the up end of bed plate is equipped with parallel arrangement's cushion first, cushion second and cushion third, cushion first, cushion second and three up end parallel and level settings of cushion, a tip at the bed plate is fixed to cushion first, cushion second and cushion third and bed plate sliding connection, the outside that the bed plate is located cushion first is equipped with fixed hold-down mechanism, the outside that the bed plate is located cushion third is equipped with elasticity loading system.

2. The heavy casting corrective placement device of claim 1, wherein: the base plate is located the outer sides of the second cushion block and the third cushion block and is symmetrically connected with the lath, and the lath is connected with the second cushion block and the third cushion block through the first bolt.

3. The heavy casting corrective placement device of claim 2, wherein: the batten is provided with a plurality of first threaded holes arranged at equal intervals, and the size of the first threaded holes corresponds to that of the first bolts.

4. The heavy casting corrective placement device of claim 1, wherein: the fixed pressing mechanism comprises an L plate, a pressing block and a lead screw, the L plate is fixed at the end of the base plate, and the lower end of the lead screw is connected with the pressing block and is in threaded connection with the transverse plate of the L plate.

5. The heavy casting corrective placement device of claim 1, wherein: the elastic pressurizing mechanism comprises a vertical plate, the upper end of the vertical plate is fixedly connected with a transverse plate, a sliding rod is connected onto the transverse plate in a sliding mode, the lower end of the sliding rod is fixedly connected with a pressing block, an outer ring, located between the pressing block and the transverse plate, of the sliding rod is sleeved with a pressurizing spring, and the upper end of the sliding rod is fixedly connected with a limiting cover.

6. The heavy casting corrective placement device of claim 5, wherein: and the outer ring of the sliding rod between the limiting cover and the transverse plate is in threaded connection with an adjusting nut.

7. The heavy casting corrective placement device of claim 5, wherein: the side face of the bottom of the vertical plate is fixedly connected with a movable plate, the movable plate is fixedly connected with the base plate through a second bolt, and the second bolt is arranged in a rectangular distribution mode.

8. The heavy casting corrective placement device of claim 7, wherein: and two rows of threaded holes II which are arranged at equal intervals are arranged on the base plate, and the size of each threaded hole II corresponds to that of the bolt II.

9. The heavy casting corrective placement device of claim 1, wherein: the upper end surfaces of the first cushion block, the second cushion block and the third cushion block are provided with placing grooves.