CN211218582U

CN211218582U - Casting pressing device

Info

Publication number: CN211218582U
Application number: CN201922198343.4U
Authority: CN
Inventors: 李超锋
Original assignee: Suzhou Anluda Intelligent Technology Co ltd
Current assignee: Suzhou Anluda Intelligent Technology Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-08-11
Anticipated expiration: 2029-12-10

Abstract

The utility model relates to a casting compacting device, which comprises a placing component and a compacting component, wherein the placing component comprises a base, a plurality of fixed rods fixed on two sides of the base, a side roller frame fixed at the other end of each fixed rod and a bearing wheel group arranged between the two corresponding side roller frames and positioned above the base; the pressing assembly comprises a pressing block and oil cylinders, a plurality of oil cylinders are vertically arranged along the length direction of the two edge roller frames respectively, the pressing block is provided with a plurality of pressing blocks, the pressing blocks are horizontally fixed on piston rods of the oil cylinders, and the pressing blocks face the bearing wheel set. The utility model discloses when the piston rod of hydro-cylinder was withdrawed downwards, the piston rod of hydro-cylinder drove the compact heap and compresses tightly cope and drag flask, prevented the case that rises, avoided artifical lock case, and is unsafe, extravagant labour and cost of production's problem.

Description

Casting pressing device

Technical Field

The utility model relates to a casting field especially relates to a casting closing device.

Background

In a casting production technology, molten iron is cast after a sand box is assembled, because the cast molten iron can expand, the deformation of a casting is overlarge after the expansion of the casting, the yield is low, the waste of industrial resources and manpower is caused, and an upper sand box and a lower sand box are tightly pressed when the molten iron is cast, so that the deformation problem of the casting is improved. Traditional control rises case problem relies on case kayser case, modes such as artifical screw lock case, to case kayser case, designs mechanical lock case card, and the effect is not good to the case card produces the slippage easily. Artifical lock case, dangerous, extravagant labour cost to behind the casting molten iron, threaded hole has the molten iron to get into on the sand box, causes phenomenons such as threaded hole damage, and intensity of labour is high, and efficiency is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a casting closing device has solved because the artifical lock case of sand box, is unsafe, extravagant labour cost.

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

the utility model provides a casting closing device, include:

the device comprises a placing assembly, a positioning assembly and a positioning assembly, wherein the placing assembly comprises a base, a plurality of fixing rods fixed on two sides of the base, edge roller frames fixed above the fixing rods and bearing wheel sets arranged between two corresponding edge roller frames and positioned above the base;

the pressing assembly comprises pressing blocks and oil cylinders, a plurality of oil cylinders are vertically arranged in the length direction of the edge roller frame respectively, the pressing blocks are multiple, and the pressing blocks are horizontally fixed on piston rods of the oil cylinders and face towards the bearing wheel sets.

Furthermore, the oil cylinders are vertically fixed below the side roller frames, piston rods of the oil cylinders extend upwards out of the side roller frames, and the oil cylinders arranged on the two side roller frames are arranged in pairwise symmetry.

Furthermore, the pressing assembly further comprises a pull rod vertically fixed on the piston rod of the oil cylinder, and a plurality of guide sleeves fixed above the edge roller frame through bolts, and the guide sleeves are sleeved on the pull rod.

Furthermore, a flat sleeve is arranged at the lower part in the guide sleeve, a bearing is arranged at the upper part in the guide sleeve, and the pull rod is sleeved in the bearing and the flat sleeve.

Furthermore, the pressing block is provided with a groove, the groove is clamped at the top end of the pull rod, and the pressing block is connected with the pull rod through a bolt.

Furthermore, the device also comprises a plurality of protective covers, the upper parts of the protective covers are sleeved outside the pull rods, the tops of the protective covers are connected with the bottoms of the compression blocks through bolts, and the lower parts of the protective covers are sleeved outside the guide sleeves.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the utility model discloses a casting closing device, when the piston rod of hydro-cylinder was withdrawed downwards, the piston rod of hydro-cylinder drove the compact heap and compressed tightly cope and drag flask, prevented the case that rises, avoided artifical lock case, it is unsafe, extravagant labour and manufacturing cost's problem.

Drawings

Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

fig. 1 is a front view of a casting press according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view A-A of a casting press of FIG. 1;

FIG. 3 is a right side view of a casting press of the type shown in FIG. 1;

fig. 4 is a top view of a casting press of the type shown in fig. 1.

Wherein the reference numerals are as follows:

1. placing the components: 11. a base; 12. fixing the rod; 13. a side stick frame; 14. a load-bearing wheel set;

2. the pressing component: 21. a compression block; 22. an oil cylinder; 23. a pull rod; 24. a guide sleeve; 25. a shield; 26. a cylinder head oil port; 27. a cylinder tail oil port; 28. flattening the sleeve; 29. and a bearing.

3. A sand box; 31. feeding the box; 32. and (5) discharging the box.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to 4, the present embodiment describes a casting and compacting apparatus, which includes a placing assembly and a compacting assembly.

The placing assembly comprises a base 11, a plurality of fixing rods 12 fixed on two sides of the base 11, two edge roller frames 13 fixed above the fixing rods 12 and positioned on the outer sides of beams of the base, and a bearing wheel set 14 arranged between the two corresponding edge roller frames 13 and positioned above the base 11;

the pressing assembly comprises pressing blocks 21 and oil cylinders 22, a plurality of oil cylinders 22 are vertically arranged in the length direction of the edge roller frame 13 respectively, the pressing blocks 21 are multiple, the pressing blocks 21 are horizontally fixed on piston rods of the oil cylinders 22, and the pressing blocks 21 face the bearing wheel sets 14.

A plurality of fixing rods 12 are fixed on both sides of the base 11, two side roller frames 13 are positioned on both outer sides of the base and fixed on the fixing rods 12, a plurality of oil cylinders 22 are vertically fixed below the side roller frames 13, piston rods of the oil cylinders 22 extend upwards out of the side roller frames 13, and the oil cylinders 22 arranged on the two side roller frames 13 are arranged in a pairwise symmetrical manner; wherein, the oil cylinders 22 on each edge roller frame 13 of the embodiment are arranged at equal intervals.

The pressing assembly further comprises a pull rod 23 vertically fixed on a piston rod of the oil cylinder 22 and a plurality of guide sleeves 24 fixed above the edge roller frame 13 through bolts, and the guide sleeves 24 are sleeved on the pull rod 23; wherein the guide sleeve 24 serves for guiding.

The lower part in the uide bushing 24 is provided with flat cover 28, and the upper portion is provided with bearing 29, pull rod 23 cover is established in bearing 29 and flat cover 28. A flat sleeve 28 and an oil-free bearing 29 are arranged in the guide sleeve 24, the flat sleeve 28 can prevent the pull rod 23 from rotating in the movement process, and the oil-free bearing 29 provides radial support for the vertical reciprocating movement of the pull rod 23.

The pressing block 21 is provided with a groove, the groove is clamped at the top end of the pull rod 23, the pressing block 21 is in bolted connection with the pull rod 23, the pressing block 21 needs to be pressed down with high strength due to molten iron in the sand box 3, and the groove of the pressing block 21 is in clamped connection with the pull rod 23 and is in bolted connection with the pull rod 23, so that the pressing block 21 is connected with the pull rod 23 more stably.

Still include a plurality of guard shields 25, the cover is established on guard shield 25 upper portion the pull rod 23 is outer just guard shield 25 top with compact heap 21 bottom bolted connection, the cover is established to guard shield 25 lower part the uide bushing 24 is outer. The molten iron in the sand box 3 is prevented from splashing into the guide sleeve 24.

As shown in fig. 3, the oil cylinder 22 has a cylinder head oil port 26 and a cylinder tail oil port 27, after the sand boxes 3 are pushed to a specified position by the pushing device, the number of the sand boxes 3 to be cast is reached, and the hydraulic system supplies oil to the hold-down oil cylinder 22, so that a piston rod of the hold-down oil cylinder 22 moves;

the sand box 3 is provided with an upper box 31 and a lower box 32, when a piston rod of the oil cylinder 22 is retracted downwards, the pull rod 23 moves downwards along with the piston rod, the pull rod 23 drives the pressing block 21 to move towards the position of the sand box 3 to press the upper sand box 3 and the lower sand box 3, continuous pressing force is generated, the occurrence of box expansion is reduced, the yield is improved, and the production efficiency is improved. Meanwhile, the pressing force can be adjusted according to the extending and retracting degree of the oil cylinder 22, the size and the requirement of the sand box 3, the system pressure can be changed, and different pressing actions can be provided by matching with a hydraulic system. The manual box locking is avoided, the safety is improved, and the labor force and the production cost are saved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A casting hold-down device, comprising:

2. The casting press of claim 1, wherein: the oil cylinders are vertically fixed below the side roller frames, piston rods of the oil cylinders extend upwards out of the side roller frames, and the oil cylinders arranged on the two side roller frames are arranged in pairwise symmetry.

3. The casting hold-down apparatus of claim 1 or 2, wherein: the pressing assembly further comprises a pull rod vertically fixed on a piston rod of the oil cylinder, and a plurality of guide sleeves fixed above the edge roller frame through bolts, and the guide sleeves are sleeved on the pull rod.

4. The casting hold-down apparatus of claim 3, wherein: the lower part in the guide sleeve is provided with a flat sleeve, the upper part is provided with a bearing, and the pull rod sleeve is arranged in the bearing and the flat sleeve.

5. The casting hold-down apparatus of claim 3, wherein: the pressing block is provided with a groove, the groove is clamped at the top end of the pull rod, and the pressing block is connected with the pull rod through a bolt.

6. The casting hold-down apparatus of claim 5, wherein: the pull rod is sleeved with the upper portion of the protective cover, the top of the protective cover is connected with the bottom of the pressing block through bolts, and the lower portion of the protective cover is sleeved with the guide sleeve.