CN210099954U

CN210099954U - Turnover device for turning shell with flange at one end

Info

Publication number: CN210099954U
Application number: CN201920586739.3U
Authority: CN
Inventors: 李树果; 杨茹茵; 王琼鹏; 王晓丹; 刘书豪; 李皓然; 刘帅
Original assignee: Henan Pingzhi High Voltage Switchgear Co Ltd; State Grid Corp of China SGCC; Pinggao Group Co Ltd
Current assignee: Henan Pingzhi High Voltage Switchgear Co Ltd; State Grid Corp of China SGCC; Pinggao Group Co Ltd
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-02-21
Anticipated expiration: 2029-04-26

Abstract

The utility model relates to a casing processing and assembly fixture field, in particular to a turning device for upset one end flanged casing. The turnover device comprises a base and a support frame arranged on the base, and when the turnover device is used, one end of the turnover device, which corresponds to the shell with the flange, is defined as a front end, and the other end of the turnover device is defined as a rear end; a fixing structure for fixing the shell is arranged on the supporting frame positioned at the rear end, the fixing structure is in rotating fit with the supporting frame, and a track for the fixing structure to rotate is arranged on the supporting frame; the rear end of the turnover device is also provided with a driving mechanism for driving the fixed structure to rotate; the supporting rolling body is arranged on the supporting frame at the front end and used for supporting the peripheral surface of the flange of the shell in the shell overturning process; the turnover device is also provided with a rotation stopping device which stops the shell from continuously turning over when the shell is turned over to a set position. The turnover device can be used for solving the problems of low efficiency and potential safety hazard in the turnover operation of the shell with a flange at one end in the prior art.

Description

Turnover device for turning shell with flange at one end

Technical Field

The utility model relates to a casing processing and assembly fixture field, in particular to a turning device for upset one end flanged casing.

Background

At present, with more and more parts of integrated installation of high-voltage switches and larger shell size, the increase of the shell is accompanied by the increase of the turnover difficulty of the shell in the production process, especially for some special-shaped shells with outer outlines not being revolution surfaces.

In actual production, a flange plate is arranged at one end of a plurality of special-shaped shells, in the prior art, the shell with a flange at one end is turned over mostly by adopting a hoisting mode, a lifting rope needs to be tied up to the corresponding safe part of the shell, and the shell is turned over by hoisting for many times. The hoisting mode has complicated procedures and inconvenient operation, has potential safety hazard in the hoisting process, and does not meet the requirements on high-efficiency production and safe production in modern industrial production.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a turning device for overturning one end flanged casing for solve among the prior art when overturning the operation to one end flanged casing inefficiency, have the problem of potential safety hazard.

In order to achieve the above object, the utility model provides a turning device for overturning one end flanged casing adopts following technical scheme:

the turnover device for turning over the shell with the flange at one end comprises a base and a support frame which is arranged on the base and used for supporting the shell, wherein when the turnover device is used, one end, corresponding to the shell with the flange, of the turnover device is defined as a front end, and the other end of the turnover device is defined as a rear end; a fixing structure for fixing the shell is arranged on the supporting frame positioned at the rear end, the fixing structure is in rotating fit with the supporting frame, the rotating center of the fixing structure is positioned on the flange axis of the shell, and a track for the fixing structure to rotate is arranged on the supporting frame; the rear end of the turnover device is also provided with a driving mechanism for driving the fixed structure to rotate so as to enable the fixed structure to rotate along the track and drive the shell fixed with the fixed structure to turn over; the supporting rolling body is arranged on the supporting frame at the front end and used for supporting the peripheral surface of the flange of the shell in the shell overturning process; the turnover device is also provided with a rotation stopping device which stops the shell from continuously turning over when the shell is turned over to a set position.

The utility model provides a turning device for overturning one end flanged casing's beneficial effect is: when the shell with the flange at one end needs to be turned over, the shell is lifted to the turning device through one-time lifting, the flanged end of the shell is placed on the supporting rolling body at the front end of the turning device, the other end of the shell is fixed with the fixing structure at the rear end of the turning device, and then the fixing structure is driven to rotate through the driving mechanism, so that the shell is turned over. The turnover process of the shell is simplified from original multiple lifting into one-time lifting and one-time turnover, and the production efficiency is greatly improved; in addition, because the hoisting times are reduced, the probability of potential safety hazards such as the sliding of a hoisting rope, the falling of a shell and the like in the hoisting process is reduced, and the overturning operation is safer and more reliable.

Furthermore, the fixed structure is provided with a roller for assisting the fixed structure to rotate, and the roller is in contact with the rail and rolls forwards on the rail. Through setting up the gyro wheel, change the sliding friction between fixed knot structure and the track into the rolling friction between gyro wheel and the track, frictional force reduces, and then makes the idle work that actuating mechanism does reduce.

Furthermore, the driving mechanism comprises a driving motor for providing power, a chain wheel fixedly connected with an output shaft of the driving motor relatively and a chain arranged on the fixed structure, and the driving motor drives the chain wheel to rotate and realizes the rotation of the fixed structure through the meshing of the chain wheel and the chain. The driving mechanism is simple in structure and convenient to process.

Furthermore, two identical supporting wheels are arranged on the supporting frame positioned at the front end, the rotating axes of the two supporting wheels are symmetrical about a vertical downward plane passing through the axis of the flange, the peripheral surfaces of the two supporting wheels are in contact with the peripheral surface of the flange, and the supporting wheels form a supporting rolling body. The two supporting wheels are arranged, so that the shell can be supported and supported, and the rotation stability of the shell is higher; the two supporting wheels are symmetrically arranged, so that the stress of the two supporting wheels is relatively even, and the damage of the single supporting wheel due to overlarge stress can be avoided.

Furthermore, the rotation stopping device comprises a brake plate which is directly contacted with the peripheral surface of the flange when the shell needs to be stopped to continue to turn over, the brake plate is provided with a rotation stopping surface matched with the peripheral surface of the flange, and the rotation stopping device further comprises a control rod which is used for controlling the brake plate to be close to or far away from the peripheral surface of the flange. The rotation stopping device is simple in structure and low in production cost.

Furthermore, universal caster wheels are installed at the bottoms of four corners of the base, so that the turnover device is convenient to move.

Furthermore, both ends still respectively are equipped with the supporting screw that two steerable turning device go up and down around on the base, correspond supporting screw on the base and set up the perforation that supplies supporting screw to pass, set up in the perforation with the internal thread of supporting screw adaptation. The height of the base relative to the ground can be adjusted by arranging the supporting screw rod, the base can be conveniently adjusted to be at a proper height under different working conditions, and the shell can be more conveniently machined or assembled under different working conditions.

Drawings

Fig. 1 is a diagram illustrating a usage state of an embodiment of a turnover device for turning over a case with a flange at one end thereof according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1 (without the housing);

FIG. 3 is a right side view of the turning apparatus of FIG. 1 for turning a housing with a flange at one end;

FIG. 4 is an enlarged view of a portion of the structure of FIG. 2;

fig. 5 is a schematic structural diagram of a ring rail of an embodiment of the turnover device for turning over a housing with a flange at one end according to the present invention;

FIG. 6 is a cross-sectional view C-C of FIG. 5;

fig. 7 is a schematic structural view of a fan frame (after installation of a chain) of an embodiment of the turnover device for turning over a housing with a flange at one end according to the present invention;

FIG. 8 is a cross-sectional view D-D of FIG. 7 (without the chain);

FIG. 9 is an enlarged view of portion B of FIG. 1 (without the housing);

FIG. 10 is a left side view of the turning apparatus of FIG. 1 for turning a shell with a flange at one end;

FIG. 11 is an enlarged view (with parts broken away) of the rotation stopping device and nearby structures of FIG. 10;

fig. 12 is a schematic structural view of a guide block of an embodiment of the turning device for turning a housing with a flange at one end according to the present invention;

fig. 13 is a schematic structural diagram of a control rod, a rotating wheel and a handle of an embodiment of the turnover device for turning over a housing with a flange at one end according to the present invention.

In the drawings: 1-housing, 2-front beam, 3-rear beam, 4-longitudinal beam, 5-universal caster, 6-support plate, 7-front support platform, 8-first reinforcement plate, 9-rear support platform, 10-second reinforcement plate, 11-drive motor, 12-output shaft, 13-coupling sleeve, 14-drive shaft, 15-coupling pin, 16-front bearing seat, 17-rear bearing seat, 19-track frame, 20-fan frame, 21-roller, 22-roller bearing, 23-roller shaft, 24-drive bearing, 25-sprocket, 26-chain, 27-flat key, 28-front bush, 29-rear bush, 30-endless track, 31-fixing piece, 32-third reinforcement plate, 33-wheel seat, 34-supporting wheel, 35-brake plate, 36-control rod thread section, 37-rotating wheel, 38-handle, 39-supporting screw rod, 40-flange, 41-track plate, 42-gap, 43-inner top, 44-outer bottom, 45-groove, 46-sector section, 47-arc section, 48-bolt hole, 49-chain mounting groove, 50-nut, 51-guide pin, 52-guide block, 53-baffle plate, 54-control rod pushing section, 55-control rod connecting section, 56-blind hole, 57-guide connecting hole and 58-clamp spring groove.

Detailed Description

The following describes the present invention with reference to the accompanying drawings.

The utility model provides an embodiment of a turning device for overturning one end flanged casing:

as shown in fig. 1, the turning device is used for turning a housing 1 with a flange at one end, and is defined as a front end and a rear end corresponding to one end of the housing 1 with a flange 40 when the turning device is used.

As shown in fig. 1-6, the main frame of the turnover device is composed of two longitudinal beams 4 extending in the front-back direction and spaced in the left-right direction, a front cross beam 2 arranged at the front ends of the two longitudinal beams 4 and welded to the two longitudinal beams 4, and a rear cross beam 3 arranged at the rear ends of the two longitudinal beams 4 and welded to the two longitudinal beams 4, wherein the two longitudinal beams 4, the front cross beam 4 and the rear cross beam 3 form a frame structure, in this embodiment, the two longitudinal beams 4 are square tube structures, and the front cross beam 2 and the rear cross beam 3 are channel steel structures with openings facing downward.

As shown in fig. 1, 9 and 10, two same support plates 6 are welded and fixed on the front cross beam 2, the two support plates 6 are perpendicular to the front cross beam 2 and are arranged at intervals along the left-right direction, a third reinforcing plate 32 for supporting the corresponding support plate 6 is respectively arranged on the outer sides of the two support plates 6 which are opposite to each other, the third reinforcing plate 32 is obliquely arranged, the lower end of the third reinforcing plate is fixed with the front cross beam 2, the upper end of the third reinforcing plate is fixed with the support plates 6, and the stability of the support plates 6 can be improved by arranging the third reinforcing plate 32. A front supporting platform 7 is fixedly welded at the upper ends of the two supporting plates 6, the front supporting platform 7 is of a flat plate structure, the size of the flat plate structure in the left-right direction is equal to the sum of the spacing distance of the two supporting plates 6 and the thickness of the two supporting plates 6, the rear end face of the front supporting platform 7 is flush with the rear end faces of the two supporting plates 6, and the front end of the front supporting platform 7 extends out of the front end faces of the two supporting plates 6 by a certain distance; install first reinforcing plate 8 in the lower surface of preceding supporting platform 7 and the preceding terminal surface department of backup pad 6, first reinforcing plate 8 is right angle triangle-shaped board, one of two right angles edges of right angle triangle-shaped board and preceding supporting platform 7 lower surface welded fastening, another and backup pad 6 preceding terminal surface welded fastening, set up first reinforcing plate 8 and be in order to improve preceding supporting platform 7's stability.

As shown in fig. 1 to 4, a rear supporting platform 9 is welded and fixed on the rear cross beam 3, the rear supporting platform 9 is a flat plate structure, the size of the flat plate structure in the left-right direction is equal to the length of the rear cross beam 3, the front end surface of the rear supporting platform 9 is flush with the front end surface of the rear cross beam 3, and the rear end of the rear supporting platform 9 extends out of the rear end surface of the rear cross beam 3 by a certain distance; be equipped with a second reinforcing plate 10 that is used for the auxiliary stay rear support platform 9 in the middle part of rear beam 3, second reinforcing plate 10 is a right angle triangle shaped plate, and one of two right angles edges of right angle triangle shaped plate and rear end face welded fastening of rear beam 3, another and rear support platform 9's lower surface welded fastening.

The front cross beam 2, the rear cross beam 3, the longitudinal beam 4, the support plate 6, the front support platform 7, the first reinforcing plate 8, the rear support platform 9, the second reinforcing plate 10 and the third reinforcing plate 32 together form a base of the turnover device.

As shown in fig. 1-4, two rail frames 19 spaced in the front-rear direction are fixed at the front end of the rear supporting platform 9 by bolts, the rail frames 19 form a supporting frame at the rear end of the turnover device, the rail frames 19 are of a flat plate structure, the upper portion of the rail frame 19 is low at the left and high at the right and has a section of annular section gradually rising to the right, and two lightening holes spaced at the left and right are further opened on the rail frame 19 to lighten the weight of the rail frame 19. A section of circular rail 30 is fixedly installed on the annular section of the two rail frames 19, a fan frame 20 for fixing the shell 1 is rotatably installed in the circular rail 30, a roller 21 for matching with the circular rail 30 is installed on the fan frame 20, and the track of the circular rail 30 ensures that the rotation center of the fan frame 20 is positioned on the axis of the flange 40 of the shell 1.

As shown in fig. 5-6, the ring rail 30 is formed by joining two rail plates 41, a gap 42 is formed at the joint of the two rail plates 41, the gap 42 is used for the fan frame 20 to pass through, and the two rail plates 41 are respectively fixed with one rail frame 19; the opposite side surfaces of the two track plates 41 are provided with grooves 45, the two grooves 45 are combined to form a track for the roller 21 to roll forward, the side wall of the groove 45 close to the inner side of the circular track 30 is defined as an inner top 43 of the track plate 41, the side wall of the groove 45 close to the outer side of the circular track 30 is defined as an outer bottom 44 of the track plate 41, the two inner tops 43 can limit the fan frame 20 to be separated from the circular track 30 inwards along the radial direction in the rotation process of the fan frame 20, and the two outer bottoms 44 are used for supporting the fan frame 20; in the present embodiment, as shown in fig. 5, a section of the left side of the two track plates 41 has only the outer bottom 44 and does not have the inner top 43; a shutter 53 is further installed at the right end of the ring rail 30, and the shutter 53 prevents the fan frame 20 from being separated from the ring rail 30 due to excessive rotation.

As shown in fig. 2, 3, 4, 7 and 8, the fan frame 20 includes a right segment 46 and a left segment 47, the lower line of the

segment

47 and 46 is matched with the line of the circular rail 30, and the

segment

46 and 47 are integrally formed; two bolt holes 48 for fixing the shell 1 are formed above the fan-shaped section 46, and when the fan-shaped section is used, the corresponding bolt holes on the shell 1 are matched and the shell 1 and the fan frame 20 are fixedly connected through bolts; a plurality of mounting holes for mounting the roller shaft 23 are formed in the lower part of the fan-shaped section 46 and the arc-shaped section 47, the roller shaft 23 is arranged in the mounting holes in a penetrating manner, roller bearings 22 are arranged at two ends of the roller shaft 23, and a roller 21 is sleeved outside the roller bearings 22; the lower end surfaces of the fan-shaped section 46 and the arc-shaped section 47 are provided with chain mounting grooves 49 with groove depths extending along the radial direction, the chain 26 is mounted in the chain mounting groove 49 and extends over the lower end surface of the fan frame 20, the chain 26 is fixed on the fan frame 20 through fixing pieces 31 at the front end and the rear end of the fan frame 20, the fixing pieces 31 are L-shaped plates, one side of each L-shaped plate is used for supporting the chain 26, and the other side of each L-shaped plate is used for being fixed with the front end surface or the rear end surface of the fan frame 20; the fan frame 20 constitutes a fixing structure. When the fan frame 20 is installed, the roller 21 corresponds to the track on the circular rail 30, meanwhile, the segment 46 of the fan frame 20 passes through the gap 42 in the circular rail 30, and finally, the fan frame 20 is supported and matched with the outer bottom 44 in the circular rail 30 through the roller 21 to realize the installation of the fan frame 20.

As shown in fig. 1-4, a driving motor 11 is mounted on the rear supporting platform 9, and the driving motor 11 is located behind the rail frame 19 and has a certain distance with the rail frame 19; an output shaft 12 of the driving motor 11 is provided with a transmission shaft 14 through a coupling sleeve 13 and a coupling pin 15, and the transmission shaft 14 is arranged on the base through a front bearing seat 16, a rear bearing seat 17 and a transmission bearing 24 arranged on the front bearing seat and the rear bearing seat; a chain wheel 25 is sleeved on the transmission shaft 14 through a flat key 27, a front bushing 28 and a rear bushing 29 are respectively arranged between the chain wheel 25 and the transmission bearings 24 on the front side and the rear side of the chain wheel to ensure that the chain wheel 25 is right opposite to the chain 26 after being installed in place, the tooth form of the chain wheel 25 is matched with the tooth groove on the chain 26, and the chain wheel 25 is meshed with the chain 26 after the chain wheel 25 and the fan frame 20 are both installed; the drive motor 11, the coupling sleeve 13, the coupling pin 15, the transmission shaft 14, the sprocket 25, and the chain 26 constitute a drive mechanism.

As shown in fig. 1, 9 and 10, two wheel seats 33 are further fixedly mounted on the front supporting platform 7 through bolts, the two wheel seats 33 are arranged at intervals left and right, one supporting wheel 34 is mounted on each of the two wheel seats 33, and an axis of each supporting wheel 34 extends in the front-rear direction; the two supporting wheels 34 are used for supporting the flange 40 on the shell 1 when the shell 1 is placed on the turnover device, and the arrangement positions of the two wheel seats 33 are symmetrical about a plane which passes through the axis of the flange 40 and is vertically downward; the two wheel seats 33 and the two support wheels 34 constitute a support frame at the front end of the turning device, and the support wheels 34 constitute support rolling bodies.

As shown in fig. 1, 10, 11 and 13, a through hole is formed in the front supporting platform 7 corresponding to the center of the flange 40, a nut 50 is installed in the through hole, and a control rod penetrating through the front supporting platform 7 is screwed in the nut 50; the control rod comprises a control rod threaded section 36, a control rod pushing section 54 and a control rod connecting section 55 for connecting the control rod threaded section 36 and the control rod pushing section 54, wherein the size of the control rod connecting section 55 is smaller than that of the control rod pushing section 54; the control rod thread section 36 is provided with an external thread matched with the thread in the nut 50, the control rod can move up and down relative to the front supporting platform 7 through rotation, and the lower end part of the control rod is also provided with a rotating wheel 37 and a handle 38 which are convenient for operating the control rod.

As shown in fig. 1, 10, 11, 12 and 13, a guide block 52 is installed on the upper portion of the control rod, the guide block 52 is provided with a guide connection hole 57 corresponding to the control rod, into which the control rod pushing section 54 is inserted, the diameter of the guide connection hole 57 is adapted to the size of the control rod pushing section 54, a clamp spring groove 58 is further provided in the guide connection hole 57, the clamp spring groove 58 is used for installing a clamp spring, after the control rod pushing section 54 extends into the guide connection hole 57, the clamp spring is installed in the clamp spring groove 58, the upper surface of the clamp spring is blocked with the lower surface of the control rod pushing section 54, and at this time, a small gap is formed between the upper surface of the control rod pushing section 54 and the top of the guide connection hole 57, so that the control rod and the guide block 52 can rotate relatively and cannot move relatively to a large extent in the axial direction.

As shown in fig. 11 and 12, a blind hole 56 is respectively provided on both sides of a guide connection hole 57 on the guide block 52, a guide pin 51 is respectively installed in the blind hole 56, the guide pin 51 has an upper large diameter section and a lower small diameter section, a shaft shoulder is formed at a connection position of the large diameter section and the small diameter section, and the large diameter section of the guide pin 51 is in interference fit with the blind hole 56 to fix the guide pin 51 and the guide block 52; a guide hole is formed on each of both sides of the front support platform 7 at a position where the nut 50 is mounted, corresponding to the guide pin 51, and the guide hole allows a small diameter section of the guide pin 51 to be inserted therein, and has a diameter larger than that of the small diameter section of the guide pin 51 and smaller than that of the large diameter section of the guide pin 51.

As shown in fig. 10 and 11, a brake plate 35 is fixed on the guide block 52, the arc surface of the upper surface of the brake plate 35 is fitted with the outer peripheral surface of the flange 40, and the upper surface of the brake plate 35 forms a rotation stop surface; the control rod, the clamp spring, the nut 50, the guide pin 51, the guide block 52 and the brake plate 35 together form a rotation stopping device.

When the shell 1 needs to be stopped, the handle 38 is held by hand to rotate the control rod, the control rod drives the guide block 52, the guide pin 51 and the brake plate 35 to move upwards, the brake plate 35 is contacted with the outer peripheral surface of the flange 40, and the shell 1 stops rotating through the friction force between the brake plate 35 and the outer peripheral surface of the flange 40.

As shown in fig. 1, fig. 2, fig. 3, fig. 9 and fig. 10, universal caster 5 is fixedly mounted at the bottoms of the two ends of the front cross beam 2 and the rear cross beam 3, and the universal caster 5 is used for moving the turnover device.

As shown in fig. 3 and 10, two support screws 39 are further respectively mounted on the front cross beam 2 and the rear cross beam 3, external threads are formed on the outer peripheral surfaces of the support screws 39, mounting holes are formed in the front cross beam 2, the rear cross beam 3 or the rear support platform 9 corresponding to the support screws 39, internal threads matched with the external threads on the support screws 39 are formed in the mounting holes, the support screws 39 are assembled on the front cross beam 2 and the rear cross beam 3 in a threaded manner, and when the turnover device is required to be integrally lifted, the turnover device can be achieved by rotating the support screws 39.

This a turning device for overturning one end flanged casing is when using, at first hoist and mount the casing 1 of waiting to overturn to this turning device on, casing 1 has flange 40's one end to support on supporting wheel 34, the other end passes through the bolt and is fixed with fan frame 20, then start driving motor 11, driving motor 11 drives sprocket 25 and rotates, because sprocket 25 and the chain 26 meshing with fan frame 20 is fixed, so fan frame 20 can rotate thereupon, and then drive casing 1 and rotate, when rotating and targetting in place, make board 35 of stopping rise through the rotating control pole, and then make casing 1 stall through the frictional force between board 35 of stopping and the flange 40.

In the above embodiment, two support wheels are provided, which are disposed on both sides of a plane passing through the axis of the flange and vertically downward, and are symmetrical with respect to the plane. In other embodiments, the two support wheels may not be symmetrical about the plane; more than two supporting wheels can be arranged, but it should be noted that the supporting wheels are arranged on two sides of the plane; it is also possible to provide only one support wheel, which should be located directly below the flange axis.

In the above embodiments, the supporting rolling elements are constituted by supporting wheels. In other embodiments, the supporting rolling body can be in other structural forms, for example, the supporting rolling body can be a rolling ball, a supporting structure for supporting the rolling ball is arranged on the supporting frame, a rolling groove for installing the rolling ball is formed in the supporting structure, when the shell is hoisted to the turnover device, the peripheral surface of the flange of the shell is in contact with the rolling ball and is supported by the rolling ball, and meanwhile, the rolling ball rolls in situ in the rolling groove along with the rotation of the shell.

In the above embodiment, the driving motor drives the chain wheel to rotate, and then drives the chain engaged with the chain wheel to rotate, and the fan frame fixed with the chain rotates accordingly. In other embodiments, the fan frame may be driven by other modes, for example, a rotary plate is installed on an output shaft of the driving motor, a connection structure is disposed on a surface of the rotary plate near the outer edge, the connection structure is fixedly connected to the fan frame, and when the driving motor drives the rotary plate to rotate, a movement track of the connection structure is the same as a track in the circular track, and the fan frame may rotate by the driving motor and the rotary plate.

In the above embodiment, the fan frame is provided with the roller. In other embodiments, the fan frame may not be provided with rollers, and the fan frame is directly supported in the track, which only increases the friction between the fan frame and the circular track.

In the above embodiment, the rotation stopping means realizes rotation stopping of the housing by friction with the outer peripheral surface of the flange. In other embodiments, the rotation stopping device can also realize the rotation stopping of the shell through friction with the front end surface of the flange; the rotation stopping device can also be in other structural forms, such as a holding structure, the principle of the rotation stopping device is similar to that of a wheel brake device, and the front end face and the rear end face of the flange are instantly held tightly to achieve the braking effect.

In the above embodiment, the bottom of the turnover device is further provided with a universal caster for moving the turnover device. In other embodiments, the casters may not be provided, which is only cumbersome when it is desired to move the turning device.

In the above embodiment, the turning device is further provided with a support screw for lifting the turning device. In other embodiments, the support screw may not be provided, and may be used as well.

Claims

1. The utility model provides a turning device for overturning one end flanged casing which characterized in that: the turnover device comprises a base and a support frame arranged on the base and used for supporting a shell, wherein when the turnover device is used, one end with a flange corresponding to the shell is defined as a front end, and the other end is defined as a rear end; a fixing structure for fixing the shell is arranged on the supporting frame positioned at the rear end, the fixing structure is in rotating fit with the supporting frame, the rotating center of the fixing structure is positioned on the axis of the flange of the shell, and a track for the fixing structure to rotate is arranged on the supporting frame; the rear end of the turnover device is also provided with a driving mechanism for driving the fixed structure to rotate so as to enable the fixed structure to rotate along the track and drive the shell fixed with the fixed structure to turn over; the supporting rolling body is arranged on the supporting frame at the front end and used for supporting the peripheral surface of the flange of the shell in the shell overturning process; the turnover device is also provided with a rotation stopping device which stops the shell from continuously turning over when the shell is turned over to a set position.

2. A turn-over apparatus for turning over an end-flanged housing as claimed in claim 1, wherein: the fixed structure is provided with a roller for assisting the fixed structure to rotate, and the roller is in contact with the rail and rolls forwards on the rail.

3. A turn-over apparatus for turning over a housing with a flange at one end as claimed in claim 1 or 2, wherein: the driving mechanism comprises a driving motor for providing power, a chain wheel fixedly connected with an output shaft of the driving motor relatively and a chain arranged on the fixed structure, and the driving motor drives the chain wheel to rotate and realizes the rotation of the fixed structure through the meshing of the chain wheel and the chain.

4. A turn-over apparatus for turning over a housing with a flange at one end as claimed in claim 1 or 2, wherein: the supporting frame at the front end is provided with two same supporting wheels, the rotating axes of the two supporting wheels are symmetrical about a vertical downward plane passing through the axis of the flange, the peripheral surfaces of the two supporting wheels are in contact with the peripheral surface of the flange, and the supporting wheels form the supporting rolling body.

5. A turn-over apparatus for turning over a housing with a flange at one end as claimed in claim 1 or 2, wherein: the rotation stopping device comprises a brake plate which is directly contacted with the peripheral surface of the flange when the shell is required to be stopped to continue to overturn, the brake plate is provided with a rotation stopping surface matched with the peripheral surface of the flange, and the rotation stopping device further comprises a control rod which is used for controlling the brake plate to be close to or far away from the peripheral surface of the flange.

6. A turn-over apparatus for turning over a housing with a flange at one end as claimed in claim 1 or 2, wherein: universal casters are installed to base four corners bottom, so that turning device is convenient for remove.

7. A turn-over apparatus for turning over a housing with a flange at one end as claimed in claim 1 or 2, wherein: the base is provided with two supporting screws capable of controlling the turnover device to lift, the base is provided with a through hole corresponding to the supporting screws, the supporting screws penetrate through the through hole, and an internal thread matched with the supporting screws is formed in the through hole.