Box turnover machine
Technical Field
The utility model belongs to the technical field of the casting equipment, especially, relate to a box turnover machine.
Background
The using steps of the box turnover machine mainly comprise two steps, wherein the first step is to clamp a sand box, the second step is to rotate and turn over, the existing box turnover machine is generally fixed and clamped through side clamping bolts, and the box turnover machine is rotated in a mode of integrally driving two circular rings at the ends.
On the other hand, most of existing box turners are only provided with a large clamping plate, and when the existing box turners face uneven sand boxes, the problems of small effective clamping area and insufficient force are easy to occur, so that the box turners with flexibly adjustable clamping parts are urgently needed in the market.
The patent publication No. CN201354261Y, Chinese utility model patent whose publication date is 2009.12.02 discloses a high-speed box turnover machine, including the top of horizontal bottom plate have two rows of sand box walking riding wheels that extend outside the bottom plate from front to back, two spaced and linked bull gear rings are fastened with the front and back of bottom plate respectively, pneumatic sand box clamping jaws are still set on the bottom plate, and the bull gear rings are connected with motor speed reduction transmission. When the cast flask is transported over the bottom plate, the jaws secure the flask to the bottom plate.
But the high-speed box turnover machine in the utility model patent has the poor problem of tight effect of clamp.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a box turnover machine, it can reach the stable tight sand box of clamp of box turnover machine and the convenient effect of rotation through set up solid fixed ring, rotatory ring unit, fixed plate, plate body motor unit, the mode of tight post unit of interior outer formula clamp and ring body block unit in the frame. The utility model has the advantages of two kinds of tight modes of clamp of interior outer formula clamp post unit are nimble convenient, are applicable to the sand box that various sides formed to and press from both sides tightly and remove and press from both sides tight, rotary drive is rational in infrastructure effective, easy operation is swift, and the whole stable use of interior outer two circles formula box turnover machine of solid fixed ring with swivel becket.
The utility model provides a technical scheme that above-mentioned problem adopted is: the utility model provides a box turnover machine, includes the frame, and sets up respectively two fixed rings of frame both sides position department still are including setting up fixed ring inboard and by frame motor drive's rotatory ring unit, both ends set up respectively two fixed plates on the rotatory ring unit set up plate body motor unit on the fixed plate, and set up on the fixed plate and by plate body motor unit drive is in order to be used for pressing from both sides the tight post unit of internal and external formula clamp of tight fixed to the sand box.
The further preferred technical scheme is as follows: interior outer formula presss from both sides tight post unit is including setting up plate body screw on the fixed plate sets up on the plate body screw and by plate body motor unit drive is in order to be used for pressing from both sides tight the spiro union barrel of sand box, and the spiro union sets up in the spiro union barrel and through the protrusion in the spiro union barrel outside mode is in order to be used for pressing from both sides tight the spiro union post of sand box, plate body motor unit is including setting up respectively two both sides position department and be used for driving two on the fixed plate two plate body motors of interior outer formula clamp post unit, and set up and be in both sides position department and through chain coiling meshing mode on the plate body motor are in order to be used for driving respectively both sides two sets of spiro union barrel or both sides are two sets of totally four drive gears.
The further preferred technical scheme is as follows: the internal and external clamping column unit further comprises a first gear arranged on the outer side of the screw connection cylinder, a second gear arranged on the outer side of the screw connection column, a sand box clamping plate arranged on the inner side of the screw connection cylinder, an accommodating groove arranged on the side face of the sand box clamping plate, and a protruding clamping plate arranged on the inner side of the screw connection column and in a retracted state and arranged in the accommodating groove.
The further preferred technical scheme is as follows: the plate body motor unit further comprises a gear rod, a single gear rod and a bolt connecting column, wherein the gear rod is meshed with an output gear of the plate body motor, two ends of the gear rod are respectively provided with two driving gears, and the plate body motor drives two sides of the bolt connecting column or two sides of the bolt connecting column simultaneously.
The further preferred technical scheme is as follows: the plate body motor unit further comprises a gear cover body which is arranged on the fixing plate and used for protecting the idle driving gear in a covering mode.
The further preferred technical scheme is as follows: rotatory ring unit include the outer lane be equipped with the rotatory ring body of frame motor meshed gear sets up ring body hole on the rotatory ring body sets up on the solid fixed ring side and the cross-section is the installation annular of T type, pegs graft and sets up a plurality of T type piece on the installation annular is passed T type piece with ring body hole and be used for with the fixed erection column of rotatory ring body spiro union to and the embedding sets up on two sides of T type piece and be used for carrying out rolling ball on two annuluses of installation annular.
The further preferred technical scheme is as follows: the rotating ring unit further comprises a cylinder groove which is arranged on the inner side face of the T-shaped block and used for accommodating the mounting column, and the width of the inner side of the T-shaped block is larger than the width of a groove opening of the mounting ring groove.
The further preferred technical scheme is as follows: and the two sides of the rack are provided with four ring body clamping units for clamping and fixing the fixing rings.
The further preferred technical scheme is as follows: the ring body clamping unit comprises a protruding fixed block arranged on the rack, a ring body protruding block arranged on the outer ring surface of the fixed ring and abutted against the protruding fixed block, a second fixed plate arranged on the rack in a threaded manner, a rectangular fixing groove arranged on the second fixed plate, a fixing screw hole arranged on the ring body protruding block, and a fixing screw which penetrates through the rectangular fixing groove and the fixing screw hole and is used for fixing the ring body protruding block on the rack in a threaded manner.
The further preferred technical scheme is as follows: the lower end of the second fixing plate is fixed in a threaded manner, and the upper end of the second fixing plate is fixed on the side face of the protruding block of the ring body in a threaded manner after being bent.
The utility model discloses a set up the mode of solid fixed ring, rotatory ring unit, fixed plate, plate body motor unit, the tight post unit of interior outer clamp and ring body block unit in the frame, reach the stable tight sand box of clamp of case turnover machine and convenient rotatory effect. The utility model has the advantages of two kinds of tight modes of clamp of interior outer formula clamp post unit are nimble convenient, are applicable to the sand box that various sides formed to and press from both sides tightly and remove to press from both sides tightly, the rotary drive is rational in infrastructure effective, easy operation is swift, and the box turnover machine is whole to be used stably.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the position structure schematic diagram of the middle plate body motor unit of the utility model.
Fig. 3 is a schematic view of the position structure of the internal and external clamping column unit of the present invention.
Fig. 4 is a schematic diagram of the position structure of the swivel unit of the present invention.
Fig. 5 is a schematic diagram of the position structure of the middle ring body engaging unit of the present invention.
Fig. 6 is a schematic view of a connection structure of the middle driving gear and the first gear of the present invention.
Detailed Description
The following description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Example (b): as shown in fig. 1, 2, 3, 4, 5 and 6, a box turnover machine includes a frame 11, two fixing rings 12 respectively disposed at two sides of the frame 11, a rotating ring unit 1 disposed inside the fixing rings 12 and driven by a frame motor 13, two fixing plates 2 respectively disposed at two ends of the rotating ring unit 1, a plate body motor unit 3 disposed on the fixing plates 2, and an inner and outer clamping column unit 4 disposed on the fixing plates 2 and driven by the plate body motor unit 3 for clamping and fixing a sand box.
In this embodiment, the fixed ring 12 is fixedly disposed, and the frame motor 13 drives the rotating ring unit 1 to rotate, which has the advantage of higher structural strength compared to the conventional single ring rotating manner, and the rotating ring unit 1 is not easily bent.
In addition, the plate body motor unit 3 respectively drives the outer clamping parts and the inner clamping parts in the inner and outer clamping column units 4 to rotate and push inwards, wherein the outer clamping parts are larger and are used for clamping a main body, the inner clamping parts are smaller and are convenient to clamp the surface of an uneven sand box, the effect of assisting the outer clamping parts is achieved, and finally the inner and outer clamping column units 4 can stably clamp the sand box with the uneven surface.
The internal and external clamping column unit 4 comprises a plate body screw hole 401 arranged on the fixing plate 2, a bolt connection cylinder 402 arranged on the plate body screw hole 401 and driven by the plate body motor unit 3 to clamp the sand box, a bolt connection column 403 arranged in the bolt connection cylinder 402 and protruding out of the bolt connection cylinder 402 to clamp the sand box, and the plate body motor unit 3 comprises two plate body motors 301 respectively arranged at two sides of the fixing plate 2 and used for driving the two internal and external clamping column units 4, and four driving gears 302 which are arranged at two sides of the plate body motors 301 and used for respectively driving the two sets of bolt connection cylinders 402 or the two sets of bolt connection columns 403 at two sides in a chain winding and meshing manner.
In this embodiment, the two plate motors 301 respectively drive the pair of bolt connecting cylinders 402 or the bolt connecting columns 403 on both sides, the bolt connecting cylinder 402 is large and is used for clamping the convex part of the sand box with uneven surface, and the bolt connecting column 403 is small and is used for clamping the concave part of the sand box with uneven surface, so as to ensure that the internal and external clamping column units 4 have a targeted clamping effect.
On the other hand, the two plate motors 301 respectively and independently drive the bolt connection cylinder 402 or the bolt connection column 403 through chains, so that the flexible and controllable clamping action of the two is ensured.
The inside-outside type clamping column unit 4 further includes a first gear 404 disposed outside the screw cylinder 402, a second gear 405 disposed outside the screw cylinder 403, a flask clamping plate 406 disposed inside the screw cylinder 402, a receiving groove 407 disposed on a side surface of the flask clamping plate 406, and a projecting clamping plate 408 disposed inside the screw cylinder 403 and disposed in the receiving groove 407 in a retracted state.
In this embodiment, the flask clamping plate 406 is large and flat, the protruding clamping plate 408 is small and can protrude, both can effectively clamp the flask with uneven surface, and the second gear 405 is still and retracts into the receiving groove 407 when not driven by the plate motor 301, so the axial depth of the receiving groove 407 should be large, and the length of the screw post 403 itself should be long, so that the protruding clamping plate 408 can fully rotate and extend out of the receiving groove 407 after the second gear 405 is driven, and the clamping action on the inner side and the outer side of the internal and external type clamping post unit 4 is ensured to be effective.
The plate body motor unit 3 further comprises a gear rod 303 engaged with an output gear of the plate body motor 301 and provided with two ends respectively, wherein the gear rod 303 of the driving gear 302 is single, the plate body motor 301 drives two sides simultaneously, and the bolt connection cylinder 402 or two sides are provided with the bolt connection column 403. The board motor unit 3 further includes a gear cover 304 disposed on the fixing plate 2 for covering and protecting the idle driving gear 302.
In this embodiment, an intermediate gear for transmitting power and changing the rotation direction is provided between the gear lever 303 and the output shaft of the plate body motor 301, and is used for transmitting the rotation power of the plate body motor 301 to the driving gear 302, and the gear cover 304 is provided such that the inner and outer clamping column unit 4 on that side is idle, and the clamping operation of the sand box is completed only by the rotational pushing action of the inner and outer clamping column unit 4 on the other side, which is also possible, and this also saves one chain on the idle inner and outer clamping column unit 4.
The rotary ring unit 1 includes that the outer lane is equipped with the rotatory ring body 101 of the gear of frame motor 13 meshing sets up ring body hole 102 on the rotatory ring body 101 sets up on the fixed ring 12 side and the cross-section is the installation annular groove 103 of T type, and the grafting sets up a plurality of T type piece 104 on the installation annular groove 103 passes T type piece 104 with ring body hole 102 and be used for with the fixed erection column 105 of rotatory ring body 101 spiro union to and the embedding sets up on two sides of T type piece 104 and be used for carrying out rolling ball 106 on two anchor faces of installation annular groove 103. The rotating ring unit 1 further includes a cylinder slot 107 provided on an inner side surface of the T-shaped block 104 for receiving the mounting post 105, and an inner width of the T-shaped block 104 is larger than a slot width of the mounting ring groove 103.
In this embodiment, the gear on the outer annular surface of the rotary ring body 101 is engaged with the output gear of the frame motor 13, the T-shaped block 104 is made of rubber, and can be inserted into the mounting ring groove 103 by extrusion deformation, and finally, the purpose that the rotary ring body 101 drives the fixing plate 2 and the sand box to rotate is achieved through the balls 106.
The two sides of the frame 11 are provided with four ring body clamping units 5 for clamping and fixing the fixing ring 12. The ring engaging unit 5 includes a protruding fixing block 501 provided on the frame 11, a ring protruding block 502 provided on an outer circumferential surface of the fixing ring 12 and abutting on the protruding fixing block 501, a second fixing plate 503 screwed to the frame 11, a fixing rectangular groove 504 provided on the second fixing plate 503, a fixing screw hole 505 provided on the ring protruding block 502, and a fixing screw passing through the fixing rectangular groove 504 and the fixing screw hole 505 and used for screwing and fixing the ring protruding block 502 on the frame 11. The lower end of the second fixing plate 503 is fixed by screwing, and the upper end is fixed by screwing on the side of the ring body protrusion block 502 after being bent.
In this embodiment, the lower end of the second fixing plate 503 is screwed to the frame 11, the middle of the second fixing plate is bent and then attached to the protruding fixing block 501 and the ring protruding block 502, and the upper end of the second fixing plate is finally screwed to the ring protruding block 502, so that the fixing ring 12 can be stably installed and fixed through the ring protruding block 502.
On the other hand, the single fixing ring 12 is provided with the ring body clamping units 5 on two sides respectively, so that the fixing ring 12 is supported together, and the mounting stability of the fixing ring 12 is ensured.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various modifications can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. These are non-inventive modifications, which are intended to be protected by patent laws within the scope of the appended claims.