CN103272905B - Precast pile reinforcement cage pile tip bending equipment - Google Patents
Precast pile reinforcement cage pile tip bending equipment Download PDFInfo
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- CN103272905B CN103272905B CN201310202541.8A CN201310202541A CN103272905B CN 103272905 B CN103272905 B CN 103272905B CN 201310202541 A CN201310202541 A CN 201310202541A CN 103272905 B CN103272905 B CN 103272905B
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- reinforcement cage
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- 238000005452 bending Methods 0.000 title claims abstract description 59
- 230000002787 reinforcement Effects 0.000 title claims abstract description 49
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 33
- 239000010959 steel Substances 0.000 claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 10
- 210000002414 leg Anatomy 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 5
- 239000011178 precast concrete Substances 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011150 reinforced concrete Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011372 high-strength concrete Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013001 point bending Methods 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses precast pile reinforcement cage pile tip bending equipment which comprises a reinforcement cage conveying device and pile tip bending device arranged behind the reinforcement cage conveying device. The reinforcement cage conveying device comprises a plurality of conveying units which are provided with identical structures and sequentially arranged from front to back, and each conveying unit comprises a supporting underframe and a conveying trolley which is arranged above the supporting underframe and can walk along the top end of the supporting underframe. The pile tip bending device comprises a rack, a pile tip bending mechanism is arranged on the rack, the pile tip bending mechanism comprises a driving part and a reinforcement guide locating component, and the driving part is controlled by a control system arranged on one side of the rack. The pile tip bending device further comprises a pile tip limiting frame, and the pile tip limiting frame is arranged behind the rack. The precast pile reinforcement cage pile tip bending equipment is high in automation degree, convenient and easy to operate and suitable for bending the pile tip of a deformed steel reinforcement cage formed in an automatic roll welding mode.
Description
Technical Field
The invention relates to bending equipment, in particular to pile tip bending equipment for a precast pile reinforcement cage.
Background
The precast concrete pile has the advantages of wood and steel saving, capability of bearing larger load, firmness and durability, high construction speed, low manufacturing cost and the like, so the precast concrete pile is widely used in foundation engineering such as hydraulic buildings, industrial buildings, civil buildings, bridges and the like, and in addition, the precast concrete pile is also used for the skid resistance or the water insulation of side slope and foundation pit support.
The precast concrete piles can be divided into two major categories, namely precast reinforced concrete piles and prestressed concrete piles, from the aspects of the types of main reinforcements and corresponding production processes. The prefabricated reinforced concrete pile is formed by densely binding stirrups and hooping main reinforcements to manufacture a reinforcement cage in advance, and pouring concrete, covering and maintaining after adjustment, inspection and die assembly. Traditional steel reinforcement cage can be before the ligature with its stake point bending good, then carry out the ligature stirrup again, and the steel reinforcement cage of the present prefabricated high-strength concrete square pile is automatic roll welding and forms, and its stake point position can only buckle after the stirrup roll welding is accomplished, if adopt manual buckling, not only waste time and energy, buckle the size moreover and buckle the angle and all be difficult to control, still damage the steel reinforcement cage that the roll welding has been good easily.
In addition, the existing reinforcement cage is manually carried to bend the pile tip and withdraw the pile tip after bending before the corresponding bending equipment, so that time and labor are wasted, the labor intensity is increased, and the labor cost is also increased.
It will thus be seen that the prior art is susceptible to further improvements and enhancements.
Disclosure of Invention
The invention provides pile tip bending equipment for a precast pile reinforcement cage, which aims to avoid the defects in the prior art.
The technical scheme adopted by the invention is as follows:
the pile tip bending equipment for the precast pile reinforcement cage comprises a reinforcement cage conveying device and a pile tip bending device arranged behind the reinforcement cage conveying device; the steel reinforcement cage conveying device comprises a plurality of conveying units which are identical in structure and are sequentially arranged from front to back, and each conveying unit comprises a supporting underframe and a conveying trolley which is arranged above the supporting underframe and can walk along the top end of the supporting underframe; the pile tip bending device comprises a rack, a pile tip bending mechanism is arranged on the rack and comprises a driving part and a steel bar guiding and positioning assembly, and the driving part is controlled by a control system arranged on one side of the rack; the pile tip bending device further comprises a pile tip limiting frame, the pile tip limiting frame is located at the rear of the rack, and the rack and the pile tip limiting frame are fixedly connected to the same base.
The supporting underframe comprises a top supporting frame, two parallel guide rails are arranged on two sides of the top end of the top supporting frame, the conveying trolley can move back and forth along the guide rails, and a conveying trolley limiting part is arranged at the rear end of each guide rail; the conveying trolley comprises a plurality of conveying frames which are connected end to end and have the same structure, and two travelling wheels are mounted at the bottom ends of the conveying frame positioned at the forefront and the conveying frame positioned at the rearmost in each conveying trolley; the front end of the conveying frame positioned at the forefront is also provided with a steel reinforcement cage limiting assembly.
The frame comprises two vertical supporting plates which are arranged in tandem and are parallel to each other, each vertical supporting plate comprises a bottom vertical plate and a frame plate which is arranged above the bottom vertical plate and is fixedly connected with the bottom vertical plate integrally, a square-like through hole is formed in the middle of the frame plate, four top corners of the through hole are in arc transition, the cross section of the frame plate is square-like, and the outer sides of the four top corners of the frame plate are provided with installation end faces of the driving parts; and the four vertex angles of the opening correspond to the four vertex angles of the frame plate one by one.
The steel bar guiding and positioning assembly comprises crescent buckles arranged at four top corners of the through opening on the front vertical supporting plate, each crescent buckle comprises two positioning parts and a first bending part connected with the two positioning parts, and a first steel bar inserting groove is formed in the middle position of the inner side of the first bending part; one positioning part of the crescent buckle is hinged with the two vertical supporting plates, the other positioning part is arranged on the two vertical supporting plates through a pin shaft, and one end of the pin shaft is provided with a pull ring; four apex angle departments of the opening in the vertical support board that is located the place ahead still are provided with the correspondence the dog that the crescent was buckled, seted up the second reinforcing bar on the medial surface of dog and inserted the recess.
The pile toe limiting frame comprises two vertical columns which are parallel to each other, a baffle is arranged between the two vertical columns, and a size limiting block is arranged in the center of the front end face of the baffle; the cross section of the size limiting block is square, one of two diagonal lines of the size limiting block is horizontally arranged, and the other diagonal line of the size limiting block is vertically arranged; the size limiting block is of a hollow structure.
The driving part comprises four first driving cylinders which are respectively arranged on the mounting end surfaces; the first driving cylinder comprises a cylinder body, a positioning plate arranged at the top end of the cylinder body and a piston rod connected with the cylinder body; the width of the positioning plate is slightly larger than the distance between the two vertical supporting plates; the bottom end of the piston rod is provided with a pressure head, and the pressure head is opposite to the reinforcing steel bars passing through the reinforcing steel bar guiding and positioning assembly; the pressure head comprises two clamping parts and a second bending part connected with the upper ends of the two clamping parts, a steel bar bending groove is formed between the two clamping parts, and the top end of the second bending part is connected with the piston rod.
The conveying trolley is pushed by manpower.
Each conveying trolley is provided with a second driving cylinder, and the advancing or retreating of the conveying trolley is controlled by the second driving cylinder; the second driving air cylinder on each conveying trolley is controlled by the same second driving air cylinder controller, the second driving air cylinder controller can be installed on a supporting underframe of any conveying unit, and the advancing or retreating distance of the conveying trolley is controlled by the second driving air cylinder controller.
The steel reinforcement cage limiting assembly comprises two parallel transverse positioning plates arranged at the front end of the conveying frame located at the forefront, a sliding groove is formed between the two transverse positioning plates, two limiting plates with the same structure are arranged on two sides of the upper end of the transverse positioning plate located above the steel reinforcement cage limiting assembly, a positioning bolt is connected to the limiting plates in a penetrating mode, and the limiting plates can slide along the sliding groove.
The utility model discloses a top support frame, including top support frame, supporting legs, horizontal supporting beam, adjusting bolt, top support frame's lower extreme equipartition has a plurality of supporting legss, the supporting legs includes two vertical support columns that are parallel to each other and sets up two horizontal supporting beams that are parallel to each other between two vertical support columns, adjusting bolt is installed to vertical support column's lower part, adjusting bolt can finely tune the height of above-mentioned vertical support column, the backing plate is installed to vertical support column's bottom.
Due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. the number of the conveying units depends on the length of the reinforcement cage, the conveying units can be manufactured in a plurality in the actual operation process, and the number of the conveying units can be selected according to the required length of the reinforcement cage when the pile tip is bent, so that the operation flexibility is ensured.
2. The automatic steel bar conveying and bending machine adopts an automatic mode to convey and bend steel bars, avoids the problems of time and labor waste and difficulty in controlling the bending angle and size caused by manual conveying and bending, reduces the labor intensity and improves the working efficiency.
3. The invention is particularly suitable for bending the pile tip of the deformed steel bar cage formed by automatic roll welding.
Drawings
Fig. 1 is a schematic structural view of the pile tip bending device of the present invention.
Fig. 2 is a schematic structural view of the reinforcement cage conveying device in the invention.
Fig. 3 is a schematic structural diagram of a driving part in the present invention.
Fig. 4 is a schematic structural view of the crescent buckle in a locking state.
FIG. 5 is a schematic structural view of the crescent in the open state of the present invention.
Fig. 6 is a schematic structural view of the pile tip of the reinforcement cage before bending.
Fig. 7 is a schematic structural view of the pile tip of the reinforcement cage after bending.
Wherein,
1. 1-1 part of conveying trolley, 1-2 parts of conveying frame, 1-3 parts of walking wheels, 1-4 parts of transverse positioning plate, 1-5 parts of sliding groove, 2 parts of limiting plate, 2-1 parts of supporting underframe, 2-2 parts of top supporting frame, 2-3 parts of guide rail, 2-4 parts of limiting part of conveying trolley, 2-5 parts of second driving cylinder controller, 2-6 parts of vertical supporting column, 2-7 parts of transverse supporting beam, 3 parts of backing plate, 3-1 part of frame, 3-2 parts of vertical supporting plate, 3-3 parts of bottom vertical plate, 3-4 parts of frame plate, 3-5 parts of through opening, 4 parts of mounting end surface, 4-1 parts of pile tip limiting frame, 4-2 parts of vertical column, 4-3 parts of baffle plate, 5 parts of size limiting block, 5, 5-3 parts of a first bending part, 5-4 parts of a first steel bar insertion groove, 5-5 parts of a pin shaft, 5-6 parts of a pull ring, 5-7 parts of a stop block, 6 parts of a second steel bar insertion groove, 6-1 parts of a first driving cylinder, 6-2 parts of a cylinder body, 6-3 parts of a positioning plate, 7 parts of a piston rod, 7-1 parts of a pressure head, 7-2 parts of a clamping part, 7-3 parts of a second bending part, 8 parts of a steel bar bending groove, 9 parts of a control system, and a
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific examples, but the present invention is not limited to these examples.
As shown in fig. 1 and 2, the pile tip bending device for the prefabricated pile reinforcement cage comprises a reinforcement cage conveying device and a pile tip bending device arranged behind the reinforcement cage conveying device; the steel reinforcement cage conveying device comprises a plurality of conveying units which are identical in structure and are sequentially arranged from front to back, and each conveying unit comprises a supporting underframe 2 and a conveying trolley 1 which is arranged above the supporting underframe 2 and can walk along the top end of the supporting underframe 2; the pile tip bending device comprises a frame 3, a pile tip bending mechanism is arranged on the frame 3, the pile tip bending mechanism comprises a driving part and a steel bar guiding and positioning assembly, and the driving part is controlled by a control system 8 arranged on one side of the frame 3; the pile tip bending device further comprises a pile tip limiting frame 4, the pile tip limiting frame 4 is located behind the rack 3, and the rack 3 and the pile tip limiting frame 4 are both installed on the same base 9.
As shown in fig. 2, the supporting chassis 2 comprises a top supporting frame, two parallel guide rails 2-2 are arranged on two sides of the top end of the top supporting frame 2-1, the conveying trolley 1 can move back and forth along the guide rails 2-2, and a conveying trolley limiting part 2-3 is arranged at the rear end of the guide rails 2-2; the conveying trolley 1 comprises a plurality of conveying frames 1-1 which are connected end to end and have the same structure, and two traveling wheels 1-2 are mounted at the bottom ends of the conveying frame positioned at the forefront and the conveying frame positioned at the rearmost in each conveying trolley 1; a reinforcement cage limiting assembly is further arranged at the front end of the forwardmost conveying frame; the reinforcing cage limiting assembly comprises two parallel transverse positioning plates 1-3 arranged at the front end of the conveying frame positioned at the forefront, a sliding groove 1-4 is formed between the two transverse positioning plates 1-3, two limiting plates 1-5 with the same structure are arranged on two sides of the upper end of the transverse positioning plate 1-3 positioned above the transverse positioning plate, positioning bolts are connected on the limiting plates 1-5 in a penetrating mode, and the limiting plates 1-5 can slide along the sliding grooves 1-4, so that the positioning of reinforcing cages with different widths can be realized.
Preferably, the lower end of the top supporting frame 2-1 is uniformly provided with a plurality of supporting feet, each supporting foot comprises two vertical supporting columns 2-5 which are parallel to each other and two transverse supporting beams 2-6 which are parallel to each other and are arranged between the two vertical supporting columns 2-5, the lower parts of the vertical supporting columns 2-5 are provided with adjusting bolts, the heights of the vertical supporting columns 2-5 can be finely adjusted through the adjusting bolts, and the bottom ends of the vertical supporting columns 2-5 are provided with base plates 2-7.
The conveying trolley 1 can be pushed by manpower and can also be automatically controlled, so that the labor cost is further reduced. The automated control of the transport carriages 1 can be effected by:
each conveying trolley 1 is provided with a second driving cylinder, and the advancing or retreating of the conveying trolley 1 is controlled by the second driving cylinder; the second driving air cylinder on each conveying trolley is controlled by the same second driving air cylinder controller 2-4, the second driving air cylinder controller 2-4 can be installed on a supporting underframe of any conveying unit, and the advancing or retreating distance of the conveying trolley 1 is controlled by the second driving air cylinder controller 2-4.
The heights of the supporting underframe 2 and the conveying trolley 1 are determined by the height difference between the height of the reinforcement cage and the height difference between the reinforcement guiding and positioning components.
As shown in fig. 1, the frame 3 includes two vertical support plates 3-1 arranged in tandem and parallel to each other, each vertical support plate 3-1 includes a bottom vertical plate 3-2 and a frame plate 3-3 arranged above the bottom vertical plate 3-2 and integrally and fixedly connected with the bottom vertical plate 3-2, a substantially quadrilateral through opening 3-4 is formed in the middle of the frame plate 3-3, four vertex angles of the through opening 3-4 are in arc transition, the cross section of the frame plate 3-3 is substantially quadrilateral, and mounting end surfaces 3-5 of the driving part are arranged outside the four vertex angles of the frame plate 3-3; and four vertex angles of the through openings 3-4 correspond to four vertex angles of the frame plate 3-3 one by one.
As shown in fig. 1, 4 and 5, the reinforcing steel bar guiding and positioning assembly includes a crescent buckle 5 installed at four vertex angles of a through opening 3-4 on the front vertical supporting plate, the crescent buckle 5 includes two positioning portions 5-1 and a first bending portion 5-2 connecting the two positioning portions 5-1, and a first reinforcing steel bar insertion groove 5-3 is provided at an inner middle position of the first bending portion 5-2; one positioning part of the crescent buckle 5 is hinged with the two vertical supporting plates 3-1 through a hinged shaft, the other positioning part is installed on the two vertical supporting plates 3-1 through a pin shaft 5-4, and one end of the pin shaft 5-4 is provided with a pull ring 5-5; four top corners of the opening in the vertical supporting plate in front are also provided with stop blocks 5-6 corresponding to the crescent buckles 5, and the end faces of the inner sides of the stop blocks 5-6 are provided with second steel bar inserting grooves 5-7.
As shown in fig. 1, the pile toe limiting frame 4 comprises two parallel upright posts 4-1, a baffle 4-2 is arranged between the two upright posts 4-1, and a size limiting block 4-3 is arranged at the central position of the front end face of the baffle 4-2; the section of the size limiting block 4-3 is square, one of two diagonal lines of the size limiting block is horizontally arranged, and the other diagonal line of the size limiting block is vertically arranged; the size limiting block 4-3 is of a hollow structure.
As shown in fig. 3, the driving part includes four first driving cylinders 6 mounted on the mounting end surfaces 3 to 5, respectively; the first driving cylinder 6 comprises a cylinder body 6-1, a positioning plate 6-2 arranged at the top end of the cylinder body 6-1 and a piston rod 6-3 connected with the cylinder body 6-1; the width of the positioning plate 6-2 is slightly larger than the distance between the two vertical supporting plates 3-1; the bottom end of the piston rod 6-3 is provided with a pressure head 7, and the pressure head 7 is opposite to the reinforcing steel bar passing through the reinforcing steel bar guiding and positioning assembly; the pressure head 7 comprises two clamping parts 7-1 and a second bending part 7-2 connected with the upper ends of the two clamping parts 7-1, a steel bar bending groove 7-3 is formed between the two clamping parts 7-1, and the top end of the second bending part 7-2 is connected with the piston rod 6-3.
The operation of the present invention can be briefly described as follows:
selecting the number of conveying units according to the length of the reinforcement cage with the pile tip needing to be bent as shown in fig. 6, sequentially arranging the plurality of selected conveying units from front to back, controlling the conveying trolley 1 on each conveying unit to be positioned at the foremost end of the corresponding conveying unit, lifting the reinforcement cage onto the conveying trolley, and adjusting the positions of the limiting plates 1-5 to limit the reinforcement cage; meanwhile, pulling the pull ring 5-5 to separate the pin shaft 5-4 from the crescent buckle 5, pulling the crescent buckle 5 to enable the crescent buckle 5 to rotate upwards around the hinge shaft until the crescent buckle touches the stop block 5-6; then, the conveying trolley for bearing the reinforcement cage is pushed manually or through a second driving cylinder until the reinforcing steel bars at four corners of the pile tip part of the reinforcement cage are inserted into the reinforcing steel bar bending grooves 7-3 of the pressure head 7, then the crescent buckle 5 is pulled to return to the initial position, and the pin shaft 5-4 is pushed to enable the crescent buckle 5 to be in a locking state; then, the control system 8 starts a bending instruction, under the control of the control system 8, the piston rod 6-3 of the first driving cylinder 6 moves towards the direction of the steel bar until the pressure head 7 bends the pile toe to the position of the size limiting block 4-3, the control system 8 starts a resetting instruction to reset the first driving cylinder 6, the pull ring 5-5 is pulled to separate the pin shaft 5-4 from the crescent buckle 5, the crescent buckle 5 is pulled to touch the stop block 5-6, then the conveying trolley 1 is pushed to withdraw the steel bar cage from the pile toe bending mechanism, and the steel bar cage shown in fig. 7 can be obtained.
Parts which are not described in the invention can be realized by adopting or referring to the prior art.
Although terms such as transport trolley 1, road wheels 1-2, support chassis 2, guide rails 2-2, frame 3, toe stop 4, crescent moon-pool 5, first drive cylinder 6, ram 7, control system 8, etc. are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
It is further understood that the specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (8)
1. Prefabricated pile reinforcement cage pile tip equipment of buckling which characterized in that: the pile tip bending device comprises a reinforcement cage conveying device and a pile tip bending device arranged behind the reinforcement cage conveying device; the steel reinforcement cage conveying device comprises a plurality of conveying units which are identical in structure and are sequentially arranged from front to back, and each conveying unit comprises a supporting underframe and a conveying trolley which is arranged above the supporting underframe and can walk along the top end of the supporting underframe; the pile tip bending device comprises a rack, a pile tip bending mechanism is arranged on the rack and comprises a driving part and a steel bar guiding and positioning assembly, and the driving part is controlled by a control system arranged on one side of the rack; the pile tip bending device also comprises a pile tip limiting frame, the pile tip limiting frame is positioned at the rear part of the rack, and the rack and the pile tip limiting frame are fixedly connected on the same base; the supporting underframe comprises a top supporting frame, two parallel guide rails are arranged on two sides of the top end of the top supporting frame, the conveying trolley can move back and forth along the guide rails, and a conveying trolley limiting part is arranged at the rear end of each guide rail; the conveying trolley comprises a plurality of conveying frames which are connected end to end and have the same structure, and two travelling wheels are mounted at the bottom ends of the conveying frame positioned at the forefront and the conveying frame positioned at the rearmost in each conveying trolley; a reinforcement cage limiting assembly is further arranged at the front end of the forwardmost conveying frame; the frame comprises two vertical supporting plates which are arranged in tandem and are parallel to each other, each vertical supporting plate comprises a bottom vertical plate and a frame plate which is arranged above the bottom vertical plate and is fixedly connected with the bottom vertical plate integrally, a square-like through hole is formed in the middle of the frame plate, four top corners of the through hole are in arc transition, the cross section of the frame plate is square-like, and the outer sides of the four top corners of the frame plate are provided with installation end faces of the driving parts; and the four vertex angles of the opening correspond to the four vertex angles of the frame plate one by one.
2. The apparatus of claim 1, wherein: the steel bar guiding and positioning assembly comprises crescent buckles arranged at four top corners of the through opening on the front vertical supporting plate, each crescent buckle comprises two positioning parts and a first bending part connected with the two positioning parts, and a first steel bar inserting groove is formed in the middle position of the inner side of the first bending part; one positioning part of the crescent buckle is hinged with the two vertical supporting plates, the other positioning part is arranged on the two vertical supporting plates through a pin shaft, and one end of the pin shaft is provided with a pull ring; four apex angle departments of the opening in the vertical support board that is located the place ahead still are provided with the correspondence the dog that the crescent was buckled, seted up the second reinforcing bar on the medial surface of dog and inserted the recess.
3. The apparatus of claim 1, wherein: the pile toe limiting frame comprises two vertical columns which are parallel to each other, a baffle is arranged between the two vertical columns, and a size limiting block is arranged in the center of the front end face of the baffle; the cross section of the size limiting block is square, one of two diagonal lines of the size limiting block is horizontally arranged, and the other diagonal line of the size limiting block is vertically arranged; the size limiting block is of a hollow structure.
4. The apparatus of claim 2, wherein: the driving part comprises four first driving cylinders which are respectively arranged on the mounting end surfaces; the first driving cylinder comprises a cylinder body, a positioning plate arranged at the top end of the cylinder body and a piston rod connected with the cylinder body; the width of the positioning plate is slightly larger than the distance between the two vertical supporting plates; the bottom end of the piston rod is provided with a pressure head, and the pressure head is opposite to the reinforcing steel bars passing through the reinforcing steel bar guiding and positioning assembly; the pressure head comprises two clamping parts and a second bending part connected with the upper ends of the two clamping parts, a steel bar bending groove is formed between the two clamping parts, and the top end of the second bending part is connected with the piston rod.
5. The apparatus of claim 1, wherein: the steel reinforcement cage limiting assembly comprises two parallel transverse positioning plates arranged at the front end of the conveying frame located at the forefront, a sliding groove is formed between the two transverse positioning plates, two limiting plates with the same structure are arranged on two sides of the upper end of the transverse positioning plate located above the steel reinforcement cage limiting assembly, a positioning bolt is connected to the limiting plates in a penetrating mode, and the limiting plates can slide along the sliding groove.
6. The apparatus of claim 5, wherein: the utility model discloses a top support frame, including top support frame, supporting legs, horizontal supporting beam, adjusting bolt, top support frame's lower extreme equipartition has a plurality of supporting legss, the supporting legs includes two vertical support columns that are parallel to each other and sets up two horizontal supporting beams that are parallel to each other between two vertical support columns, adjusting bolt is installed to vertical support column's lower part, adjusting bolt can finely tune the height of above-mentioned vertical support column, the backing plate is installed to vertical support column's bottom.
7. The apparatus of claim 1, wherein: each conveying trolley is provided with a second driving cylinder, and the advancing or retreating of the conveying trolley is controlled by the second driving cylinder; the second driving air cylinder on each conveying trolley is controlled by the same second driving air cylinder controller, the second driving air cylinder controller can be installed on a supporting underframe of any conveying unit, and the advancing or retreating distance of the conveying trolley is controlled by the second driving air cylinder controller.
8. The apparatus of claim 1, wherein: the conveying trolley is pushed by manpower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310202541.8A CN103272905B (en) | 2013-05-27 | 2013-05-27 | Precast pile reinforcement cage pile tip bending equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310202541.8A CN103272905B (en) | 2013-05-27 | 2013-05-27 | Precast pile reinforcement cage pile tip bending equipment |
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| Publication Number | Publication Date |
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| CN103272905A CN103272905A (en) | 2013-09-04 |
| CN103272905B true CN103272905B (en) | 2015-02-18 |
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| CN201310202541.8A Expired - Fee Related CN103272905B (en) | 2013-05-27 | 2013-05-27 | Precast pile reinforcement cage pile tip bending equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107695240B (en) * | 2017-09-06 | 2019-04-05 | 中交路桥建设有限公司 | A kind of steel reinforcement cage joint flex method |
| CN113976686B (en) * | 2021-10-27 | 2024-04-26 | 惠州市立华五金电子有限公司 | Sheet metal part bending equipment and bending method thereof |
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| CN203292260U (en) * | 2013-05-27 | 2013-11-20 | 青岛昊河水泥制品有限责任公司 | Pile tip bending equipment for precast pile reinforcement cage |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4880726B2 (en) * | 2009-07-08 | 2012-02-22 | 株式会社板屋製作所 | Wire forming equipment |
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|---|---|---|---|---|
| FR2269387A1 (en) * | 1974-04-30 | 1975-11-28 | Herlin Bernard | Machine for mfg concrete reinforcement cages - uses bars bent about longitudinal bars and welded |
| FR2772652A1 (en) * | 1997-12-23 | 1999-06-25 | Electro Metal Du Loiret | Metal wire bender, e.g. for making grilles |
| CN201201022Y (en) * | 2008-04-15 | 2009-03-04 | 贾建生 | Device for molding reinforcement cage |
| CN201201130Y (en) * | 2008-04-23 | 2009-03-04 | 厦门连环钢材加工有限公司 | Overloading straight line running mechanism |
| CN201603825U (en) * | 2009-11-03 | 2010-10-13 | 肖干超 | Reinforcing cage manufacturing equipment |
| CN203292260U (en) * | 2013-05-27 | 2013-11-20 | 青岛昊河水泥制品有限责任公司 | Pile tip bending equipment for precast pile reinforcement cage |
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| Publication number | Publication date |
|---|---|
| CN103272905A (en) | 2013-09-04 |
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