CN114102849A - Machining die and manufacturing method for assembly type electric power box body foundation - Google Patents

Abstract

The invention discloses an assembly type electric power box body foundation processing die in the technical field of assembly type electric power box bodies, which comprises four hydraulic rods divided into two groups, and comprises an upright post, wherein the lower end of the upright post is provided with a fixing hole for fixing, the inner part of the fixing hole is provided with a screw rod, the lower end of the screw rod is fixedly arranged on a central bottom plate of the die, the screw rod penetrates through the upper end of the upright post and is in threaded connection with a locking bolt, the outer side of the locking bolt is in contact connection with a one-way wheel, the one-way wheel is rotatably arranged on the upright post, and the periphery of the side wall of the upper end of the upright post is provided with a centering device; the invention solves the problems that when the assembly type electric power box body foundation processing die is used for production, bottom production is generally required to be carried out firstly, then upper production is carried out, but the upper half part adopts a semi-closed state, so that centering treatment is not easy to be carried out on an upper die, and a poured bleeding product possibly deviates, so that the wall thickness of the product is different, and the product quality is poor.

Description

Machining die and manufacturing method for assembly type electric power box body foundation

Technical Field

The invention relates to the technical field of an assembled power box body, in particular to a machining die and a manufacturing method for a foundation of the assembled power box body.

Background

The assembly type building is a building assembled by prefabricated components, is based on the whole production process of a building project under the drive of industrial production, is a new mode of cross-boundary fusion of building and manufacturing, utilizes the modern industrial technology, compares the traditional building industry with the traditional building, has simple assembly process of the prefabricated components of the assembly type building, shorter construction period and unification of the prefabricated components, is convenient for field management and storage, thus the assembly type building can shorten the construction period by 25 to 30 percent, save water by about 50 percent, save wood by 80 percent, reduce building garbage by 70 percent and greatly reduce dust and noise pollution; most of the existing underground power boxes are processed by adopting an assembly type processing die, but a cover plate is usually arranged at the top due to the fact that certain tightness needs to be considered, and an access hole is reserved in the cover plate.

When the existing assembly type electric power box body foundation processing mold is used for production, bottom production is generally required to be carried out firstly, and then upper production is carried out, but the upper half part adopts a semi-closed state, so that the upper mold is not easy to be centered, and a cast bleeding product possibly deviates, so that the wall thickness of the product is different, and the problem of poor product quality is caused; secondly, the upper die is designed by a rigid die, so that the weight of the die is heavy, the die is in a semi-closed state, large equipment is not easy to operate in the die and can only be pushed from the outside, the movement is not easy, and the problem that the upper die is turned over possibly occurs; secondly, small-sized internal equipment is difficult to take out without detaching the mould in the later stage, so that the continuous use of the equipment is influenced.

Based on the above, the invention designs a machining die and a manufacturing method for a foundation of an assembled power box body, so as to solve the above problems.

Disclosure of Invention

The invention aims to provide an assembly type electric power box body foundation processing die and a manufacturing method thereof, which aim to solve the problems that when the existing assembly type electric power box body foundation processing die provided in the background technology is used for production, bottom production is generally required to be carried out firstly, then upper production is carried out, but the upper half part adopts a semi-closed state, so that the upper die is not easy to be centered, and the cast products possibly deviate, so that the wall thickness of the products is different, and the quality of the products is poor; secondly, the upper die is designed by a rigid die, so that the weight of the die is heavy, the die is in a semi-closed state, large equipment is not easy to operate in the die and can only be pushed from the outside, the movement is not easy, and the problem that the upper die is turned over possibly occurs; secondly, small-sized internal equipment is difficult to take out without detaching the mould, thereby influencing the continuous use of the equipment.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an assembled electric power box basis mold processing, includes four hydraulic stem that fall into two sets ofly, including the stand, the fixed orifices that is used for fixing is offered to the stand lower extreme, the inside screw rod that is provided with of fixed orifices, the fixed setting on mould central authorities bottom plate of screw rod lower extreme, the upper end spiro union that the screw rod passed the stand has locking bolt, locking bolt outside contact connection has the one-way wheel, the one-way wheel rotates and sets up on the stand, stand upper end lateral wall is provided with device placed in the middle all around, the device placed in the middle can drive locking bolt when unloading power and rotate to make the stand break away from the locking of screw rod, the fixed setting in stand lateral wall in hydraulic stem upper end, the hydraulic stem other end sets up and is used for driving device placed in the middle work on the device placed in the middle.

As a further scheme of the invention, the centering device comprises two articulated shafts, the articulated shafts are rotatably arranged on the side walls of the upright posts, the side walls of the upright posts are provided with assembly grooves, the outer wall of each articulated shaft positioned in the assembly grooves is respectively and rotatably provided with two symmetrical crossed rods, the tail ends of the crossed rods on the same side are hinged with crossed folding rods through hinges, one side wall of one folding rod is hinged with a parallel rod, the other end of the parallel rod is hinged with the hinged point of the other folding rod and the crossed rod, the hinged point of the folding rod with the parallel rod on the side wall is hinged with a force application plate, the other end of the force application plate is provided with a compensation groove, a convex rod for keeping a parallelogram frame is sleeved in the compensation groove, the convex rod is fixedly arranged on the side wall of the crossed rod, a force application rod is also sleeved in the compensation groove, and two ends of the force application rod are fixedly provided with slide blocks, the slide block is vertically and slidably arranged in a vertical chute formed in the side wall of the upright post, the other end of the slide block is rotatably arranged at the lower end of the hydraulic rod through a support, the parallel rods are respectively kept parallel to the force application plate, the folding rods and the cross rods, and the tail ends of the two folding rods are rotatably arranged on the inner wall of the supporting block through rotating rods; the centering device at the lower end and the centering device at the upper end are arranged in a crossed and rotated ninety-degree mode, the hinged shaft at the lowest end is fixedly connected with one of the crossed rods, the outer wall of the hinged shaft is fixedly provided with a force unloading wheel used for driving the one-way wheel to rotate, and the force unloading wheel is meshed with the one-way wheel in the direction.

As a further scheme of the invention, a through groove for placing the folded folding rod and the cross rod is formed in the inner wall of the supporting block, the rotating rod is fixedly connected with the folding rod, the rotating rod penetrates through the outer wall of one end of the supporting block and is meshed with a trigger rack, the lower end of the trigger rack is meshed with a rotating rod, the rotating rod is rotatably arranged on the outer wall of the supporting block through a support, a spring rod for auxiliary support is fixedly arranged on the outer wall of the rotating rod, a reset torsion spring for resetting is sleeved on the outer wall of the rotating rod, one end of the reset torsion spring is fixedly arranged on the outer wall of the rotating rod, the other end of the reset torsion spring is fixedly arranged on the outer wall of the supporting block through the support, and a wedge block for enabling the spring rod to contract is fixedly arranged at one end of the outer wall of the supporting block.

As a further scheme of the invention, the spring rod side wall of the spring rod side wall is provided with a stop block for limiting the position of the tail end of the spring rod.

As a further scheme of the invention, the insides of each group of hydraulic rods are synchronously connected, and the two groups of hydraulic rods are connected in series.

As a further scheme of the invention, the side wall of the sliding block is made of antifriction materials.

A manufacturing method of an assembly type electric box body foundation machining die comprises the following specific steps:

the method comprises the following steps: firstly, mounting a bottom die, arranging ribs and welding, pre-embedding and fixing a screw rod, pouring bottom concrete, and waiting for the concrete to solidify;

step two: installing centering equipment on the screw, keeping the locking bolt to lock the centering equipment, then installing a box body steel die, reserving a top opening, starting the centering equipment, pushing the box body steel die to perform centering treatment, and centering the box body steel die in place;

step three: and (4) performing concrete pouring on the high cheekbones, driving centering equipment to work after the concrete is solidified, automatically disassembling the locking bolt, and taking out the centering equipment from the top opening.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the centering device, the hydraulic rod in the centering equipment extends to drive the centering device to extend, so that the die is centered from the inner part of the upper steel die, and the problem that the upper steel die is toppled and damaged due to external force application is solved; secondly the rethread hydraulic stem shrink, the device shrink placed in the middle of the drive, thereby the drive one-way wheel rotates, one-way wheel rotates the drive locking bolt and rotates, thereby make the locking bolt shift up on the screw rod, thereby accomplish the locking of screw rod to equipment placed in the middle, play automatic unblock, and equipment placed in the middle after folding, can follow the access hole of steel mould upper end and take out, thereby make equipment placed in the middle can carry out next work placed in the middle, thereby make equipment play the effect of continuity work, resources are saved.

2. The invention pushes the force application rod to move up and down through the hydraulic rod, so that the cross rod and the folding rod can be rapidly extended and folded through the compensation groove on the force application plate, the hinged joint is smaller, the steel die can be stably unfolded compared with the conventional steel cutting rod, the folding rate is increased, so that the inner side of the heavier steel die can be horizontally moved, and after the steel die is folded, the steel die can be folded to be smaller due to less hinged joints, so that the steel die can be taken out from the maintenance opening at the upper end of the steel die.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic side-view, partially cross-sectional structural view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic side plan view of the internal partial cross-sectional structure of the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 4 according to the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 4 at C according to the present invention;

FIG. 7 is a schematic view of the working structure of the cross bar 19 and the folding bar 20 of the present invention;

FIG. 8 is a schematic view of the flow structure of the method of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

the hydraulic pressure pole 10, the upright post 11, the fixed hole 12, the screw 13, the locking bolt 14, the one-way wheel 15, the hinge shaft 17, the assembly groove 18, the cross rod 19, the folding rod 20, the parallel rod 21, the force application plate 22, the compensation groove 23, the convex rod 24, the force application rod 25, the slide block 26, the vertical sliding groove 27, the rotating rod 28, the supporting block 29, the force unloading wheel 30, the through groove 32, the trigger rack 33, the rotating rod 34, the spring rod 35, the reset torsion spring 36 and the wedge block 37.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a kind of assembled electric box foundation processing mould, including four hydraulic stem 10 divided into two groups, including the pillar stand 11, the bottom end of the pillar stand 11 offers the fixed hole 12 used for fixing, there are threaded spindles 13 in the inside of the fixed hole 12, the bottom end of the threaded spindle 13 is fixed to set up on the central bottom plate of the mould, the threaded spindle 13 crosses the top end whorl of the pillar stand 11 and connects with the locking bolt 14, the outside contact of the locking bolt 14 connects with the one-way wheel 15, the one-way wheel 15 rotates and sets up on the pillar stand 11, there are centering devices around the sidewall of upper end of the pillar stand 11, the centering device can drive the locking bolt 14 to rotate while unloading the strength, thus make the pillar stand 11 break away from the locking of the threaded spindle 13, the upper end of the hydraulic stem 10 is fixed to set up in the sidewall of the pillar stand 11, the other end of the hydraulic stem 10 is set up on the centering device and is used for driving the centering device to work;

the problem that when the existing assembly type electric power box body foundation processing mold is used for production, bottom production is generally needed firstly, then upper production is needed, but the upper half part is in a semi-closed state, so that centering treatment of the upper mold is not easy to perform, a poured bleeding product possibly deviates, the wall thickness of the product is different, and the product quality is poor is solved; secondly, the upper die is designed by a rigid die, so that the weight of the die is heavy, the die is in a semi-closed state, large equipment is not easy to operate in the die and can only be pushed from the outside, the movement is not easy, and the problem that the upper die is turned over possibly occurs; secondly, small-sized internal equipment is adopted, and the equipment is difficult to take out without detaching the mould, so that the continuous use of the equipment is influenced;

the invention firstly installs a bottom die, arranges ribs and welds well, pre-embeds and fixes screw rods 13 well, pours concrete at the bottom end, and concretes after the concrete is solidified (as shown in figure 1, the existing assembly type electric power box body foundation processing die is divided into an upper part and a lower part, only after the lower part is poured, the upper die is hoisted and adjusted to a central position for the next pouring, but the upper die adopts a whole die design for saving the manufacturing cost, so that the upper die is in a certain semi-sealing state, the top end of the upper die is provided with an overhaul or cable through hole, so that only an overhaul port at the upper end is communicated with the outside when the upper die descends to the upper end of the concrete with the solidified lower end, thereby large-scale equipment can not be placed in the upper die for working, the central equipment can only be firstly fixed on the screw rods 13 at the center of the concrete by locking bolts 14), when the die is not installed, the centering equipment is installed preferentially, so that the problem of inconvenient installation in a narrow environment can be avoided;

when the centering device is used, the hydraulic rod 10 is started to enable the centering device to work, when the centering device works, the centering device can stretch to move the upper die from the inside to the center, so that the upper die is completely in a centering state (as shown in figures 2 and 3, the steel die is large in size, a small-range error is certainly caused when the steel die is placed at one time, so that the upper steel die is in an eccentric position, when the centering device is pushed from the outer side of the steel die, the gravity center of the steel die is opposite to a force application point, so that the steel die is turned over, secondly, a large extrusion force is generated on the object of the steel die, the steel die is in friction with concrete on the bottom surface, so that the steel die is in jumping, the problem that the steel die is damaged is caused, if a frame is adopted for centering positioning and point finding, because the shape and the size of an electric box body are uncertain, positioning frames of various types are needed, thus causing waste of resources), when centering is finished, the hydraulic rod 10 contracts, so that the centering device works, the one-way wheel 15 at the lower end rotates, the one-way wheel 15 rotates to drive the locking bolt 14 to rotate, the locking bolt 14 moves upwards on the screw 13, so that the locking of the screw 13 on the upright post 11 fails, so that the locking bolt 14 is finally separated from the screw 13, so that the fixing hole 12 at the lower end of the upright post 11 is separated from the screw 13 (as shown in fig. 3, the effect of the one-way wheel 15 is adopted, so that when the equipment is in stretching centering work, the one-way wheel 15 drives the locking bolt 14 to rotate, so that the pretightening force of the locking bolt 14 on the screw 13 is too large, so that the screw 13 is broken, so that the centering equipment is finally folded, contracted and separated, and then the centering equipment can be taken out from the upper inspection hole of the upper steel mold, thereby completing the continuous work of the centering equipment;

according to the centering device, the hydraulic rod 10 in the centering equipment extends to drive the centering device to extend, so that the die is centered from the inner part of the upper steel die, and the problem that the upper steel die is toppled and damaged due to external force application is avoided; secondly rethread hydraulic stem 10 contracts, the device shrink placed in the middle of the drive, thereby drive one-way wheel 15 rotates, one-way wheel 15 rotates drive locking bolt 14 and rotates, thereby make locking bolt 14 go up on screw rod 13, thereby accomplish the locking of screw rod 13 to equipment placed in the middle, play automatic unblock, and equipment placed in the middle after folding, can follow the access hole of steel mould upper end and take out, thereby make equipment placed in the middle can carry out next work placed in the middle, thereby make equipment play the effect of continuity work, resources are saved.

As a further scheme of the invention, the centering device comprises two articulated shafts 17, the articulated shafts 17 are rotatably arranged on the side wall of the upright post 11, the side wall of the upright post 11 is provided with an assembly groove 18, the outer wall of each articulated shaft 17 positioned in the assembly groove 18 is respectively and rotatably provided with two symmetrical cross rods 19, the tail ends of the cross rods 19 on the same side are hinged with crossed folding rods 20 through hinges, the side wall of one folding rod 20 is hinged with a parallel rod 21, the other end of the parallel rod 21 is hinged with the hinged point of the other folding rod 20 and the cross rod 19, the hinged point of the folding rod 20 with the side wall hinged with the parallel rod 21 and the cross rod 19 is hinged with a force application plate 22, the other end of the force application plate 22 is provided with a compensation groove 23, a convex rod 24 for keeping a parallelogram frame is sleeved in the compensation groove 23, the convex rod 24 is fixedly arranged on the side wall of the cross rod 19, a force application rod 25 is further sleeved in the compensation groove 23, two ends of the force application rod 25 are fixedly provided with slide blocks 26, the slide blocks 26 are vertically arranged in vertical slide grooves 27 formed in the side walls of the upright posts 11 in a sliding manner, the other ends of the slide blocks 26 are rotatably arranged at the lower ends of the hydraulic rods 10 through supports, the parallel rods 21, the force application plate 22, the folding rods 20 and the cross rods 19 are respectively kept parallel, and the tail ends of the two folding rods 20 are rotatably arranged on the inner walls of the supporting blocks 29 through rotating rods 28; the lower centering device and the upper centering device are arranged in a crossed and rotated ninety degrees mode, the hinge shaft 17 at the lowest end is fixedly connected with one cross rod 19, the outer wall of the hinge shaft 17 is fixedly provided with a force unloading wheel 30 used for driving the one-way wheel 15 to rotate, and the force unloading wheel 30 is meshed with the one-way wheel 15 in the direction.

When the invention is used, the hydraulic rod 10 extends to enable the slide block 26 to descend along the vertical sliding groove 27, the slide block 26 descends to drive the force application rod 25 to descend, the vertical sliding groove 27 and the slide block 26 are matched to enable the descending linearity of the force application rod 25 to be better, the phenomenon that the force application rod 25 swings is avoided, the force application rod 25 descends to press the compensation groove 23 to enable the force application plate 22 to descend, meanwhile, the force application rod 25 approaches the tail end of the compensation groove 23 in the compensation groove 23, the force application plate 22 is acted by the convex rod 24 on the side wall of the cross rod 19 in the integral descending process and rotates around the hinge shaft 17 (as shown in figure 7), the cross rod 19 at the lower end moves downwards, and simultaneously, the hinge point of the cross rod 19 at the upper end and the folding rod 20 at the front end is driven to ascend and are mutually overlapped, so that the two cross rods 19 are rapidly unfolded (as shown in figures 5 and 7, and the reaction speed and the extension range of the device are improved), the folding rod 20 is pushed out and then is hinged with the tail end and the supporting block 29, the angle is changed (as shown in figure 7, the force application condition of the parallel rod 21 and the force application plate 22 enables a plurality of parallelograms to be formed between the cross rod 19 and the folding rod 20 in the device, so that the parallel stable propelling capability of the device is improved, the problem of swinging of the device is avoided, the supporting block 29 can be pushed to be in contact with the inner wall of the upper steel mold in a straight line stably, so that the supporting block 29 is pushed to the inner wall of the upper steel mold rapidly, the supporting blocks 29 with symmetrical two sides are simultaneously forced to extend, so that the upper steel mold is centered on the same straight line, the centering device at the lower end is vertical to the upper end, so that the device is unfolded rapidly, so that the steel mold is centered and locked, when the hydraulic rod 10 contracts, the hinged shaft 17 at the lower end can drive the force unloading wheel 30 to rotate and drive the one-way wheel 15 to rotate, thereby unlocking the locking bolt 14 from the screw 13;

the invention pushes the force application rod 25 to move up and down through the hydraulic rod 10, thereby rapidly extending and folding the cross rod 19 and the folding rod 20 through the compensation groove 23 on the force application plate 22, the hinged joint is smaller, the device can be stably unfolded compared with the conventional shear rod, the folding rate is increased, thereby leading the inner side of the heavier steel die to move horizontally, and after the device is folded, the device can be folded to be smaller due to less hinged joints, thereby being taken out from the maintenance port at the upper end of the steel die.

As a further scheme of the invention, a through groove 32 for placing the folded folding rod 20 and the cross rod 19 is formed in the inner wall of the supporting block 29, the rotating rod 28 is fixedly connected with the folding rod 20, the rotating rod 28 penetrates through the outer wall of one end of the supporting block 29 and is meshed with a trigger rack 33, the lower end of the trigger rack 33 is meshed with a rotating rod 34, the rotating rod 34 is rotatably arranged on the outer wall of the supporting block 29 through a bracket, a spring rod 35 for auxiliary support is fixedly arranged on the outer wall of the rotating rod 34, a reset torsion spring 36 for reset is sleeved on the outer wall of the rotating rod 34, one end of the reset torsion spring 36 is fixedly arranged on the outer wall of the rotating rod 34, the other end of the reset torsion spring is fixedly arranged on the outer wall of the supporting block 29 through a bracket, and a wedge block 37 for contracting the spring rod 35 is fixedly arranged at one end of the outer wall of the supporting block 29;

when the folding die is used, the rotating rod 28 rotates on the supporting block 29 along with the folding rod 20, the trigger rack 33 is driven to move on the side wall of the supporting block 29, the trigger rack 33 moves to enable the rotating rod 34 to overcome the torsion of the reset torsion spring 36 to rotate, the rotating rod 34 rotates to drive the spring rod 35 to rotate, so that the spring rod 35 is separated from the tail end and is unfolded, the force application direction of the supporting block 29 is perpendicular to the inner wall of the upper steel die, the phenomenon that the upper steel die rotates is avoided, and then after the rotating rod 28 rotates ninety degrees, the trigger rack 33 moves to the end of the rotating rod 28, the rotating rod 28 cannot continuously drive the trigger rack 33 to move, so that the spring rod 35 is in a ninety-degree state and at the optimal force application point position.

As a further proposal of the invention, the side wall of the spring rod 35 of the side wall of the spring rod 35 is provided with a stop block for limiting the position of the tail end of the spring rod 35; the end position of the spring rod 35 is limited, and the problem that the support performance of the spring rod 35 is reduced due to over-rotation is avoided.

As a further scheme of the invention, the insides of each group of hydraulic rods 10 are synchronously connected, and the two groups of hydraulic rods 10 are connected in series; the upper layer and the lower layer are unfolded together, the other layer can be unfolded in an accelerating way after a single layer is in place, the working efficiency is improved, and the unfolding speed of the same layer is the same, so that the problem of blocking is avoided.

As a further scheme of the invention, the side wall of the slide block 26 is made of antifriction material; reduce friction and prolong the service life of the equipment.

A manufacturing method of an assembly type electric box body foundation machining die comprises the following specific steps:

the method comprises the following steps: firstly, installing a bottom die, arranging ribs and welding, embedding and fixing the screw 13, pouring bottom concrete, and waiting for the concrete to solidify;

step two: installing centering equipment on the screw 13, keeping the locking bolt 14 to lock the centering equipment, then installing a box body steel die, reserving a top opening, starting the centering equipment, pushing the box body steel die to perform centering treatment, and centering the box body steel die in place;

step three: and (4) performing concrete pouring on the high cheekbones, driving centering equipment to work after the concrete is solidified, automatically disassembling the locking bolt 14, and taking out the centering equipment from the top opening.

Claims (7)

1. The utility model provides an assembled electric power box basis mold processing, includes four hydraulic stem (10) that fall into two sets of, its characterized in that: comprises a vertical column (11), the lower end of the vertical column (11) is provided with a fixing hole (12) for fixing, a screw rod (13) is arranged in the fixing hole (12), the lower end of the screw rod (13) is fixedly arranged on the central bottom plate of the mould, the screw (13) penetrates through the upper end of the upright post (11) and is connected with a locking bolt (14) in a threaded manner, the outer side of the locking bolt (14) is connected with a one-way wheel (15) in a contact way, the one-way wheel (15) is rotationally arranged on the upright post (11), the periphery of the side wall of the upper end of the upright post (11) is provided with a centering device which can drive the locking bolt (14) to rotate when force is removed, thereby leading the upright post (11) to be separated from the locking of the screw rod (13), the upper end of the hydraulic rod (10) is fixedly arranged on the side wall of the upright post (11), the other end of the hydraulic rod (10) is arranged on the centering device and used for driving the centering device to work.

2. The assembly type electric box body foundation processing die of claim 1, wherein: the centering device comprises two articulated shafts (17), the articulated shafts (17) are rotatably arranged on the side wall of an upright post (11), an assembly groove (18) is formed in the side wall of the upright post (11), two symmetrical cross rods (19) are respectively rotatably arranged on the outer wall of each articulated shaft (17) positioned in the assembly groove (18), the tail ends of the cross rods (19) on the same side are hinged with crossed folding rods (20) through hinges, the side wall of one folding rod (20) is hinged with a parallel rod (21), the other end of the parallel rod (21) is hinged on the hinged joint of the other folding rod (20) and the cross rod (19), a force applying plate (22) is hinged on the hinged joint of the folding rod (20) and the cross rod (19) of the parallel rod (21) on the side wall, a compensating groove (23) is formed in the other end of the force applying plate (22), and a convex rod (24) used for keeping a parallelogram frame is sleeved in the compensating groove (23), the convex rods (24) are fixedly arranged on the side walls of the cross rods (19), force application rods (25) are further sleeved in the compensation grooves (23), sliding blocks (26) are fixedly arranged at two ends of each force application rod (25), the sliding blocks (26) are vertically arranged in vertical sliding grooves (27) formed in the side walls of the upright columns (11) in a sliding mode, the other ends of the sliding blocks (26) are rotatably arranged at the lower ends of the hydraulic rods (10) through supports, the parallel rods (21) are parallel to the force application plates (22), the folding rods (20) are parallel to the cross rods (19) respectively, and the tail ends of the two folding rods (20) are rotatably arranged on the inner walls of the supporting blocks (29) through rotating rods (28); the centering device at the lower end and the centering device at the upper end are arranged in a crossed and rotated ninety-degree mode, the hinged shaft (17) at the lowest end is fixedly connected with one of the crossed rods (19), the outer wall of the hinged shaft (17) is fixedly provided with a force unloading wheel (30) used for driving the one-way wheel (15) to rotate, and the force unloading wheel (30) is meshed with the one-way wheel (15) in the axial direction.

3. The assembly type electric box body foundation processing die of claim 2, wherein: the inner wall of the supporting block (29) is provided with a through groove (32) for placing the folded folding rod (20) and the cross rod (19), the rotating rod (28) is fixedly connected with the folding rod (20), the rotating rod (28) penetrates through the outer wall of one end of the supporting block (29) and is meshed with a trigger rack (33), the lower end of the trigger rack (33) is engaged with a rotating rod (34), the rotating rod (34) is rotatably arranged on the outer wall of the supporting block (29) through a bracket, a spring rod (35) for auxiliary support is fixedly arranged on the outer wall of the rotating rod (34), a reset torsion spring (36) for resetting is sleeved on the outer wall of the rotating rod (34), one end of the reset torsion spring (36) is fixedly arranged on the outer wall of the rotating rod (34), the other end is fixedly arranged on the outer wall of the supporting block (29) through a bracket, and one end of the outer wall of the supporting block (29) is fixedly provided with a wedge block (37) for contracting the spring rod (35).

4. The assembly type electric box body foundation processing die of claim 3, wherein: the side wall of the spring rod (35) of the side wall of the spring rod (35) is provided with a stop block used for limiting the position of the tail end of the spring rod (35).

5. The assembly type electric box body foundation processing die of claim 1, wherein: the insides of the hydraulic rods (10) of each group are synchronously connected, and the two groups of hydraulic rods (10) are connected in series.

6. The assembly type electric box body foundation processing die of claim 2, wherein: the side wall of the sliding block (26) is made of antifriction materials.

7. A manufacturing method of a fabricated electric box foundation processing die is suitable for the fabricated electric box foundation processing die in any one of claims 1-6, and is characterized in that: the manufacturing method of the assembly type electric box body foundation processing die comprises the following specific steps:

the method comprises the following steps: firstly, mounting a bottom die, arranging ribs and welding, pre-embedding and fixing a screw rod, pouring bottom concrete, and waiting for the concrete to solidify;

step two: installing centering equipment on the screw, keeping the locking bolt to lock the centering equipment, then installing a box body steel die, reserving a top opening, starting the centering equipment, pushing the box body steel die to perform centering treatment, and centering the box body steel die in place;

step three: and (4) performing concrete pouring on the high cheekbones, driving centering equipment to work after the concrete is solidified, automatically disassembling the locking bolt, and taking out the centering equipment from the top opening.

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