CN219986222U - Aluminum-carbon water gap steel bushing assembly auxiliary device - Google Patents

Abstract

The utility model discloses an aluminum carbon water gap steel bushing assembly auxiliary device which comprises a pedestal, a center alignment cone, a limit sleeve and a stand column, wherein the center alignment cone, the limit sleeve and the stand column are arranged on the pedestal, the limit sleeve is sleeved outside the center alignment cone and is coaxially arranged with the center alignment cone, a knocking component is longitudinally and slidably arranged on the stand column, the center alignment cone is matched with a center taper hole of an aluminum carbon water gap, the inner side wall of the limit sleeve is jointed with the outer wall of the lower part of the steel bushing, the knocking component comprises an annular pressing block coaxially arranged with the center alignment cone, the annular pressing block is sleeved outside the aluminum carbon water gap, and the lower surface of the annular pressing block is parallel to the upper surface of the steel bushing. According to the steel sleeve assembly auxiliary device, the limit sleeve can play a role in guiding the movement of the steel sleeve, meanwhile, the annular pressing block acts on the whole upper surface of the steel sleeve, the steel sleeve is balanced in stress, not easy to deform, good in assembly quality and high in efficiency.

Description

Aluminum-carbon water gap steel bushing assembly auxiliary device

Technical Field

The utility model relates to the technical field of nozzle machining, in particular to an aluminum-carbon nozzle steel sleeve assembling auxiliary device.

Background

The water gap is the joint between the frame and the part formed during casting mold in factory and is the inlet and outlet for the flow of thermalized liquid material. In continuous casting operation, the bottom of a tundish for containing molten steel is usually connected with an aluminum-carbon nozzle, and the molten steel flows through the aluminum-carbon nozzle and then enters a crystallizer to form a casting blank after crystallization. When the aluminum carbon water gap works, the heating degree of the upper water gap is the most severe because the upper water gap is closest to a ladle, and the upper water gap is the part which is most likely to be damaged, so when the aluminum carbon water gap is processed, a layer of fireproof mud is coated outside the upper water gap, the fireproof aim can be achieved, then a steel sleeve is tightly sleeved outside the fireproof mud, on one hand, the steel sleeve can play a limiting and fixing role on the fireproof mud, and on the other hand, the structural strength of the upper water gap can be increased, and the aluminum carbon water gap is further prevented from being broken.

After the fireproof mud is smeared at the water filling port, the common practice of assembling the steel sleeve by assembly personnel is that the steel sleeve is initially sleeved at the water filling port, then the hammer is used for beating the upper end face of the steel sleeve for many times, and when beating, the hammer needs to rotate around the aluminum carbon water filling port so as to beat the steel sleeve from different circumferential positions. In the knocking process, as each knocking acts on one point position on one side of the upper end face of the steel sleeve, the steel sleeve is likely to deviate and incline in the knocking process, so that the steel sleeve is affected to stably move downwards along the axial direction of the water gap, the efficiency is low, and when the steel sleeve is knocked, the steel sleeve is deformed due to uneven stress on each part of the upper end face of the steel sleeve, and the assembly of the steel sleeve is not facilitated.

Disclosure of Invention

The technical problems to be solved by the utility model are as follows: in the prior art, an assembler knocks from one side of the steel sleeve, so that the steel sleeve is easy to skew, and the steel sleeve is very likely to deform when the steel sleeve moves downwards stably.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides an aluminium carbon mouth of a river steel bushing equipment auxiliary device, includes the pedestal and locates central counterpoint awl, stop sleeve and stand on the pedestal, the stop sleeve cover is established the outside of central counterpoint awl and with the coaxial setting of central counterpoint awl, be provided with on the stand along vertical slidable and strike the subassembly, central counterpoint awl cooperatees with the central taper hole of aluminium carbon mouth of a river, the inside wall of stop sleeve laminates with the outer wall of steel bushing lower part mutually, strike the subassembly include with the coaxial annular briquetting that sets up of central counterpoint awl, annular briquetting cover is established the outside of aluminium carbon mouth of a river, just the lower surface of annular briquetting with the upper surface of steel bushing is parallel to each other.

Further, the upper surface of the upright post is recessed downwards along the axial direction to form a chute, a sliding column is slidably arranged in the chute, a through groove communicated with the chute is formed in the side wall of the upright post, the knocking assembly further comprises a connecting column, one end of the connecting column penetrates through the through groove and then is connected with the sliding column, and the annular pressing block is connected with the connecting column.

Further, a locking bolt is connected to the side wall of the upright post in a threaded manner, and the end part of the locking bolt extends into the sliding groove and abuts against the outer wall of the sliding column.

Further, a handle is fixedly connected to the side wall, far away from the connecting column, of the sliding column.

Further, the outer wall of the annular pressing block is fixedly connected with an inserting column, one end of the connecting column is provided with a square socket, one end of the inserting column is inserted into the square socket of the connecting column in a matched mode, and the connecting column is fixedly connected with the inserting column through a fixed pin shaft.

Further, the center alignment cone is detachably connected with the pedestal.

Further, between the lower surface of the center alignment cone and the upper surface of the pedestal, one of the lower surface of the center alignment cone and the upper surface of the pedestal is provided with a protruding part, the other one of the lower surface of the center alignment cone and the upper surface of the pedestal is provided with a recessed part, and the protruding part and the recessed part are mutually matched.

Further, the limit sleeve is detachably connected with the pedestal.

Further, the lower edge of the limit sleeve extends outwards along the radial direction to form a connecting edge, and the connecting edge is fixedly connected with the pedestal through a fixing bolt.

Compared with the prior art, the utility model has the beneficial effects that:

1. the limiting sleeve is arranged on the pedestal, so that the inner side wall of the limiting sleeve is attached to the outer side of the steel sleeve, and the limiting sleeve can play a role in guiding and limiting the steel sleeve in the downward movement process of the steel sleeve, so that the steel sleeve is ensured to stably move downwards;

2. the lower surface of annular briquetting is parallel to each other with the upper surface of steel bushing, when having guaranteed to move annular briquetting down fast, annular briquetting can act on the whole upper surface of steel bushing, and the steel bushing atress is balanced, has effectively avoided the steel bushing condition of being out of shape easily, and assembly quality is good, efficient.

Drawings

The utility model is further described below with reference to the drawings and examples.

FIG. 1 is a perspective view of an aluminum-carbon nozzle steel jacket assembly auxiliary device of the utility model;

FIG. 2 is a top view of the aluminum-carbon nozzle steel jacket assembly assist device of FIG. 1;

FIG. 3 is a front view of the aluminum-carbon nozzle steel jacket assembly assist device of FIG. 1;

fig. 4 is a cross-sectional view of the aluminum-carbon nozzle steel jacket assembly aid shown in fig. 3 taken along A-A.

In the figure: 10. the aluminum carbon water gap comprises an aluminum carbon water gap, 101, a center taper hole, 20, a steel sleeve, 30, fire-proof mud, 1, a pedestal, 11, a concave part, 2, a center alignment taper, 21, a convex part, 3, a limit sleeve, 31, a connecting edge, 311, a fixing bolt, 4, a column, 41, a chute, 42, a through groove, 43, a sliding column, 44, a locking bolt, 45, a handle, 5, a knocking component, 51, an annular pressing block, 52, a connecting column, 53, an inserting column, 54 and a fixing pin shaft.

Detailed Description

The present utility model will now be described in detail with reference to the accompanying drawings. The figure is a simplified schematic diagram illustrating the basic structure of the utility model only by way of illustration, and therefore it shows only the constitution related to the utility model.

Referring to fig. 1-4, the utility model provides an auxiliary device for assembling an aluminum-carbon water gap steel sleeve, which comprises a pedestal 1, a center alignment cone 2, a limit sleeve 3, a stand column 4 and a knocking component 5, wherein the center alignment cone 2 and the limit sleeve 3 are both arranged on the upper end surface of the pedestal 1, the limit sleeve 3 is sleeved outside the center alignment cone 2 and is coaxially arranged with the center alignment cone, the stand column 4 is connected to the pedestal 1, the knocking component 5 is longitudinally and slidably arranged on the stand column 4, the center alignment cone 2 is matched with a center taper hole 101 of the aluminum-carbon water gap 10, the inner side wall of the limit sleeve 3 is attached to the outer wall of the lower part of the steel sleeve 20 to be assembled, the knocking component 5 comprises an annular pressing block 51 coaxially arranged with the center alignment cone 2, the annular pressing block 51 is sleeved outside the aluminum-carbon water gap 10, and the lower surface of the annular pressing block 51 is mutually parallel to the upper surface of the steel sleeve 20.

When the aluminum carbon water gap 10 is used, a layer of fireproof mud 30 is coated on the outer surface of the upper water gap of the aluminum carbon water gap 10, then the upper water gap of the aluminum carbon water gap 10 is reversely buckled on the center alignment cone 2 along the vertical direction, and the center alignment cone 2 is matched with the center cone hole 101 of the aluminum carbon water gap 10, so that the aluminum carbon water gap 10 and the center alignment cone 2 which are installed in place are in the coaxial position. Then, the steel sleeve 20 is sleeved outside the aluminum-carbon water gap 10 from top to bottom, the steel sleeve 20 finally slides to the water inlet of the aluminum-carbon water gap 10 and stretches into the limit sleeve 3, the outer wall of the lower part of the steel sleeve 20 is attached to the inner wall of the limit sleeve 3, at the moment, the radial displacement of the steel sleeve 20 is limited, and the steel sleeve 20 is coaxial with the limit sleeve 3 and simultaneously coaxial with the aluminum-carbon water gap 10 at the same time. Then, the knocking assembly 5 is moved from top to bottom along the longitudinal direction, so that the annular pressing block 51 is sleeved outside the aluminum-carbon water gap 10, the knocking assembly 5 is pushed downwards to knock the lower surface of the annular pressing block 51 on the upper surface of the steel sleeve 20, the steel sleeve 20 is finally sleeved outside the water gap on the aluminum-carbon water gap 10 in a multi-knocking mode during assembly, and the force of the annular pressing block 51 for knocking the steel sleeve 20 can be prevented from being too large in a multi-knocking mode, so that the steel sleeve 20 is not easy to deform. In the knocking process, the whole upper surface of the steel sleeve 20 is subjected to the knocking force of the lower surface of the annular pressing block 51 at the same time, the stress of the steel sleeve 20 is balanced everywhere, and meanwhile, the limiting sleeve 3 can guide and limit the movement of the steel sleeve 20, so that the downward movement stability of the steel sleeve 20 is ensured, and the deformation caused by uneven stress is avoided.

When the center alignment cone 2 and the pedestal 1 are in detachable connection, an assembler can replace the center alignment cone 2 according to the center cone holes 101 with different sizes on different aluminum carbon water gaps 10 so as to adapt to the processing of different aluminum carbon water gaps 10. Specifically, between the lower surface of the center alignment cone 2 and the upper surface of the pedestal 1, one of the lower surface and the upper surface is provided with a protruding portion 21, the other is provided with a recessed portion 11, the protruding portion 21 and the recessed portion 11 are mutually matched, and after the protruding portion 21 and the recessed portion 11 are matched, the center alignment cone 2 cannot move along the horizontal direction relative to the pedestal 1. For the plurality of center alignment cones 2 to be replaced, the sizes of the frustum structures of the center alignment cones 2 are different, but the sizes of the convex portions 21 or the concave portions 11 are the same, so that the plurality of center alignment cones 2 with the frustum structures of different sizes can be mounted on the pedestal 1.

In this embodiment, the protruding portion 21 is disposed at the center of the lower surface of the centering cone 2, the recessed portion 11 is disposed on the upper surface of the pedestal 1, specifically, the protruding portion 21 is a square column, and the recessed portion 11 is a square groove that mates with the square column. During installation, the square column of the center alignment cone 2 is only required to be placed in the square groove of the concave part 11, and the operation is simple and convenient. In other embodiments, the positions of the square columns and the square grooves may be interchanged, and the above effects can be achieved. In other embodiments not shown, the protruding portion 21 may be a screw, and the recessed portion 11 may be a screw hole, and the screw may be screwed into the screw hole by rotating the centering cone 2 during installation, thereby installing the centering cone 2 on the pedestal 1.

The limit sleeve 3 is detachably connected with the pedestal 1, and when in use, an assembler can replace the limit sleeve 3 with different sizes according to the size of the steel sleeve 20, so that the outer side wall of the steel sleeve 20 is attached to the inner side wall of the limit sleeve 3, and a good guiding effect is realized. In this embodiment, the lower edge of the limiting sleeve 3 extends radially outwards to form a connecting edge 31, and the connecting edge 31 is fixedly connected with the pedestal 1 through a fixing bolt 311. A plurality of threaded holes are uniformly distributed on the upper surface of the pedestal 1, the plurality of threaded holes are commonly arranged on the same circumference, and when the limiting sleeve 3 with different sizes is replaced, the limiting sleeve is fixedly connected with the threaded holes on the pedestal 1 through the fixing bolts 311.

The vertical fixed mounting of stand 4 is on the upper surface of pedestal 1, and the upper surface of stand 4 is gone up along the axial undercut and is formed with spout 41, has been seted up on the lateral wall of stand 4 with spout 41 intercommunication logical groove 42, link up the opposite both sides wall of stand 4 along the axial of stand 4 through groove 42, and the slip post 43 is installed to the slip post 43 of vertically slidable inlay card in the spout 41 for slip post 43 only can upwards or downwards slide along spout 41, and can't follow the radial activity of stand 4, also can't slope. The knocking assembly 5 further comprises a connecting column 52, the annular pressing block 51 is arranged at one end of the connecting column 52, one end, far away from the annular pressing block 51, of the connecting column 52 penetrates through the through groove 42 on one side and then is fixedly connected with the sliding column 43, and when the sliding column 43 slides, the annular pressing block 51 is driven to synchronously move, and the connecting column 52 moves relative to the through groove 42. In this embodiment, the horizontal cross-section of the chute 41 has a regular hexagonal deformed structure, and the sliding column 43 has a regular hexagonal prism, so that the sliding column 43 is restricted from rotating in the chute 41, and the annular pressing block 51 is always coaxial with the central alignment cone 2, so as to prevent the two from being eccentric.

In order to fix the annular pressing block 51 at a high position so as to facilitate back-fastening of the aluminum-carbon water gap 10 on the pedestal 1, a locking bolt 44 is in threaded connection with the side wall of the upper end of the upright post 4, and the end of the locking bolt 44 extends into the sliding groove 41 and abuts against the outer wall of the sliding post 43, so that when the sliding post 43 is lifted to the top of the upright post 4, an assembler can press and fix the sliding post 43 on the upright post 4 by screwing the locking bolt 44, and can longitudinally move the sliding post 43 only when unscrewing the locking bolt 44 to unlock the sliding post 43. Meanwhile, for convenience of operation, a handle 45 for an assembler to hold is fixedly connected to a side wall of the spool 43 remote from the connection post 52, and the handle 45 passes through the through groove 42 at one side of the spool 43 and moves along the through groove 42 when being moved in the longitudinal direction.

In this embodiment, the outer wall of the annular pressing block 51 is fixedly connected with the inserting column 53, one end of the connecting column 52 is provided with a square socket, one end of the inserting column 53 is matched and inserted into the square socket of the connecting column 52, the connecting column 52 is provided with the fixing pin 54, and one end of the fixing pin 54 penetrates through the wall body of the connecting column 52 and is fixedly inserted into the inserting column 53, so that the inserting column 53 is fixed on the connecting column 52. Meanwhile, after the fixed pin 54 is taken out, the annular pressing block 51 can be replaced according to the aluminum-carbon water gap 10 and the steel sleeve 20 with different sizes, so that the lower surface of the annular pressing block 51 replaced each time can act on the whole upper surface of the steel sleeve 20 during knocking.

According to the aluminum-carbon water gap steel sleeve assembly auxiliary device, the limit sleeve 3 is arranged on the pedestal 1, so that the inner side wall of the limit sleeve 3 is attached to the outer side of the steel sleeve 20, the limit sleeve 3 can play a role in guiding and limiting the steel sleeve 20 in the downward movement process of the steel sleeve 20, the steel sleeve 20 is ensured to stably move downwards, meanwhile, the lower surface of the annular pressing block 51 is parallel to the upper surface of the steel sleeve 20, the annular pressing block 51 can act on the whole upper surface of the steel sleeve 20 when the annular pressing block 51 is rapidly moved downwards, the steel sleeve 20 is stressed uniformly, the condition that the steel sleeve 20 is easy to deform is effectively avoided, and the assembly quality and the assembly efficiency are good.

While the foregoing is directed to the preferred embodiment of the present utility model, other and further embodiments of the utility model may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims (9)

1. An aluminium carbon mouth of a river steel bushing equipment auxiliary device which characterized in that: including the pedestal and locate central counterpoint awl, spacing sleeve and the stand on the pedestal, the spacing sleeve cover is established the outside of central counterpoint awl and with the coaxial setting of central counterpoint awl, be provided with on the stand along vertical slidable and strike the subassembly, central counterpoint awl cooperatees with the central taper hole of aluminium carbon mouth of a river, spacing sleeve's inside wall laminates with the outer wall of steel bushing lower part mutually, strike the subassembly include with the coaxial annular briquetting that sets up of central counterpoint awl, annular briquetting cover is established the outside of aluminium carbon mouth of a river, just the lower surface of annular briquetting with the upper surface of steel bushing is parallel to each other.

2. The aluminum-carbon nozzle steel bushing assembly auxiliary device as claimed in claim 1, wherein: the upper surface of stand is followed the axial undercut and is formed the spout, slidable is equipped with the traveller in the spout, offer on the lateral wall of stand with the logical groove of spout intercommunication, strike the subassembly and still include the spliced pole, the one end of spliced pole passes behind the logical groove with the traveller is connected, annular briquetting with the spliced pole is connected.

3. The aluminum-carbon nozzle steel bushing assembly auxiliary device as claimed in claim 2, wherein: the side wall of the upright post is connected with a locking bolt in a threaded manner, and the end part of the locking bolt extends into the sliding groove and abuts against the outer wall of the sliding post.

4. The aluminum-carbon nozzle steel bushing assembly auxiliary device as claimed in claim 2, wherein: and a handle is fixedly connected to the side wall of the sliding column far away from the connecting column.

5. The aluminum-carbon nozzle steel bushing assembly auxiliary device as claimed in claim 2, wherein: the outer wall of the annular pressing block is fixedly connected with an inserting column, one end of the connecting column is provided with a square inserting opening, one end of the inserting column is matched and inserted into the square inserting opening of the connecting column, and the connecting column is fixedly connected with the inserting column through a fixed pin shaft.

6. The aluminum-carbon nozzle steel bushing assembly auxiliary device as claimed in claim 1, wherein: the center alignment cone is detachably connected with the pedestal.

7. The aluminum-carbon nozzle steel bushing assembly auxiliary device as claimed in claim 6, wherein: the lower surface of the center alignment cone is provided with a protruding portion, the other of the center alignment cone and the upper surface of the pedestal is provided with a concave portion, and the protruding portion and the concave portion are matched with each other.

8. The aluminum-carbon nozzle steel bushing assembly auxiliary device as claimed in claim 1, wherein: the limit sleeve is detachably connected with the pedestal.

9. The aluminum-carbon nozzle steel bushing assembly auxiliary device as claimed in claim 8, wherein: the lower edge of the limit sleeve extends outwards along the radial direction to form a connecting edge, and the connecting edge is fixedly connected with the pedestal through a fixing bolt.