CN100519056C - Centrifugal concrete pile die production process - Google Patents
Centrifugal concrete pile die production process Download PDFInfo
- Publication number
- CN100519056C CN100519056C CNB2005100956162A CN200510095616A CN100519056C CN 100519056 C CN100519056 C CN 100519056C CN B2005100956162 A CNB2005100956162 A CN B2005100956162A CN 200510095616 A CN200510095616 A CN 200510095616A CN 100519056 C CN100519056 C CN 100519056C
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- tube wall
- punching block
- matchboard
- running wheel
- end plate
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 239000004567 concrete Substances 0.000 title claims abstract description 22
- 238000003466 welding Methods 0.000 claims abstract description 54
- 238000007514 turning Methods 0.000 claims abstract description 22
- 238000004080 punching Methods 0.000 claims description 98
- 210000003205 muscle Anatomy 0.000 claims description 58
- 238000005452 bending Methods 0.000 claims description 20
- 239000002184 metal Substances 0.000 claims description 17
- 229910001651 emery Inorganic materials 0.000 claims description 16
- 238000005520 cutting process Methods 0.000 claims description 15
- 239000004576 sand Substances 0.000 claims description 10
- 238000010008 shearing Methods 0.000 claims description 9
- 238000003801 milling Methods 0.000 claims description 8
- 238000000748 compression moulding Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 9
- 239000010959 steel Substances 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 8
- 239000012467 final product Substances 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 10
- 238000005266 casting Methods 0.000 description 4
- 238000005554 pickling Methods 0.000 description 4
- 239000011513 prestressed concrete Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 229910001208 Crucible steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000001915 proofreading effect Effects 0.000 description 1
- 238000004148 unit process Methods 0.000 description 1
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Abstract
The invention relates to a method for producing eccentric concrete post mould, wherein it comprises that: first, preparing needed elements as tube wall, longitudinal bar, annular bar, bolt, end plate, etc; then connecting and welding said elements; at least, finely processing half steel mould and whole mould, and turning integrity, to obtain the final product. The matched board and tube wall are cold drawn to fine size via cold drawer and mould, to save material and improve quality; the end plate and rolling wheel are made from plate bended by compressor to save steel.
Description
(1) technical field:
The present invention relates to a kind of production method of centrifugal concrete pile die, particularly relate to the production method of the centrifugal concrete pile die that is used to manufacture prestressed-concrete pile for building.
(2) background technology:
Prestressed centrifugally formula concrete-pile for building comprises the most common prestressed centrifugally formula pile tube and the prestressed centrifugally formula side stake that occurs recently.Both all are by centrifugal concrete pile die rotation at a high speed on centrifuge, thereby make the concrete that is equipped with in the centrifugal concrete pile die produce with the mold high speed centrifugal motion, because it is convenient to carry out large-scale industrial production and the prestressed-concrete pile density produced is good, intensity is high, bearing capacity is strong, more and more alternative traditional casts the production concrete-pile with vibratory drilling method.
The centrifugal concrete pile die that is used to manufacture prestressed-concrete pile for building all is tubular substantially, it is identical by two plate shapes, make-up and the groove-shaped mold that connects and be used to be installed on fluted shaft and form to the end plate at two ends, every flute profile mould is by tube wall, be fixedly connected on the matchboard of the radially tube wall mouth both sides of each tube wall, be fixedly connected on the vertical muscle of reinforcement and the reinforcing ring muscle in the tube wall outside, being fixedly connected on a plurality of equidistant isodiametric semicircular running wheels in the tube wall outside forms, more than two groove-shaped molds connect matchboard by bolt and be integral, thereby form appearance the circular running wheels of a plurality of isodiametric ring-types are arranged, and vertical muscle of the reinforcement that a plurality of vertical distributions are arranged and reinforcing ring muscle, inner chamber is the cylindrical body of column.Pile tube mould and its difference of side's stake mould of producing prestressed centrifugally formula pile tube and the stake of prestressed centrifugally formula side only are that the inner chamber of a mould is that cylinder still is that the cross section is foursquare quadrangular shape body, and promptly the tube wall in the groove-shaped mold is that semicircle tube wall still is the isosceles right triangle tube wall or is rectangle and rectangular length is the rectangle tube wall (two above-mentioned isosceles right triangle or rectangle all constitute a square) of wide twice for cross section.
In the prior art, the method for producing above-mentioned centrifugal concrete pile die comprises the following steps:
One, at first, prepare following parts:
Matchboard: hot rolled plate is cut to thick size strip boards, after the correction, standby;
Tube wall: hot rolled plate is cut into the rectangle of required size, is pressed into cross section semicircular in shape or isosceles right triangle or rectangular long trough with hydraulic press then, its end face that heals up is reserved processing capacity, and is standby;
Vertical muscle, ring muscle: hot rolled plate is cut into the strip boards of required size, standby;
Tab, bolt: standby
End plate: interior circle is removed in circular sheet material cutting, obtain annular sheet metal, standby;
Running wheel: will be machined to thick size by metal cutting according to the steel-casting of required size casting acquisition, standby;
Two, each parts is connected in order and spot welding be one, obtain half sheet punching block:
1, the tube wall that suppresses is placed on the workbench,
2, with matchboard and tube wall assembly unit, and spot welding matchboard and tube wall junction
3, with running wheel and tube wall, matchboard assembly unit, and spot welding running wheel and tube wall, running wheel and matchboard junction
4, with end plate and tube wall, matchboard assembly unit, and spot welding end plate and tube wall, end plate and matchboard junction
5, will indulge muscle and tube wall, running wheel, end plate assembly unit and spot welding junction
6, on the workbench or after unloading lower table, will encircle muscle and tube wall, vertical muscle assembly unit and spot welding junction, so far, obtain half sheet punching block
Three, fine finishining and matched moulds:
1, close tight two punching blocks by group's weldering matchboard,
2, put punching block behind the matched moulds on weld jig, weld the outer side seams of all spot welding, weldering is real
3, prescind group weldering, open two punching blocks, respectively place on the workbench and proofread and correct, then, by planer planing operation tongue and groove plane, process dovetail groove, the planing operation tube wall end face that heals up is beaten the tab bolt eye more simultaneously
4, cut matchboard tab bolt hole gap
5, install tab, bolt
6, the inboard seam of welding tube wall, weldering is real, then, polishes inwall with emery wheel
7, with two punching block matched moulds and close tightly, turning running wheel, end plate obtain the single-unit punching block
8, the long punching block that connects by joint for need, turning are processed every joint punching block and are connected the positioning spigot of using end plate, beat the connecting bolt hole,
9, each joint punching block is connected by joint, and tight with the bolt connection, obtain to form the complete punching block of a cover
10, with complete punching block deburring, sand milling.
The weak point of the method for above-mentioned centrifugal concrete pile die is:
1, mould produce to consume steel many.In whole technology, the metal cutting processing capacity is big, and steel waste loss is serious, and this shows:
1) matchboard need pass through planer planing operation tongue and groove plane, processes dovetail groove;
2) tube wall needs by the planer planing operation end face that heals up; Running wheel is a steel-casting, and standby preceding the need be carried out roughing by lathe earlier, also needs behind the punching block matched moulds carry out fine finishining turning by lathe;
3) end plate needs cutting earlier to remove interior circle before standby, also needs behind the punching block matched moulds to carry out fine finishining turning by lathe;
2, the mould product quality can not be satisfactory:
1) matchboard planar trapezoidal groove is by the planer planing operation, and machining accuracy is poor, the matchboard rough surface after the planing, and the dovetail groove size dimension is difficult to unified, easily causes punching block sealing when producing the pile tube process bad, spillage occurs;
2) a whole set of punching block is the single-unit punching block that obtains after the single-unit turning, forms the complete punching block of a cover by joint connects, and the whole axiality of punching block is poor, and mould is easily beated when producing concrete-pile by centrifuge and can't be continued to produce.
3) running wheel is the cast steel running wheel, has issuable sand hole, influences the bulk strength of mould.
(3) summary of the invention:
The present invention aims to provide a kind of in the following production method that consumes steel centrifugal concrete pile die still less of bulk strength that guarantees mould.
Technical scheme of the present invention is as follows:
One, prepare following member:
Matchboard: strip boards is connected to smart size through cold drawn equipment, mold cold are stretching, after the correction, beats the tab bolt eye again, standby;
Tube wall: hot rolled plate is cut into the rectangle of required size by plate shearing machine, reserves processing capacity, on forcing press, be pressed into the long trough that cross section is required form then, prescind or the end face redundance that heals up is processed in metal cutting with the gas cutting essence, standby; Perhaps, hot rolled plate directly accurately is cut into the rectangle of required size by plate shearing machine, by forcing press compression moulding, standby then
Vertical muscle, ring muscle: hot rolled plate is cut into the strip boards of required size, standby;
Tab, bolt: standby
End plate: strip boards by the forcing press bending forming, is obtained annular sheet metal, standby;
Running wheel: strip boards by the forcing press bending forming, is done the running wheel outer ring; Running wheel inner ring gripper shoe is made in the strip boards bending of another size, then, obtaining running wheel outer ring and inner ring gripper shoe are welded as a whole, standby;
Two, each parts is connected in order and spot welding be one, obtain half sheet punching block:
1. the tube wall that suppresses is placed on the workbench,
2. with matchboard and tube wall assembly unit, and spot welding matchboard and tube wall junction
3. with running wheel and tube wall, matchboard assembly unit, and spot welding running wheel inner ring gripper shoe and tube wall, running wheel inner ring gripper shoe and matchboard junction
4. with end plate and tube wall, matchboard assembly unit, and the end face and the matchboard junction of spot welding end plate inwall and tube wall junction, end plate
5. on the workbench or after unloading lower table, will indulge muscle and ring muscle and tube wall, vertical muscle assembly unit and spot welding junction, so far, obtain half sheet punching block
Three, fine finishining and matched moulds:
1. install tab, bolt, two punching block matched moulds tight a bolt, and close tight
2. put punching block behind the matched moulds on weld jig, weld the outer side seams of all spot welding, weldering is real, opens two punching blocks, proofreaies and correct
3. the inboard seam of welding tube wall welds in fact, then, polishes inwall with emery wheel, proofreaies and correct
4. cut matchboard tab bolt hole gap
5. with two punching block matched moulds and close tightly, whole turning running wheel, end plate obtain complete punching block
6. with complete punching block deburring, sand milling obtains finished product.
Detailed technical scheme is as follows:
At first, prepare following member:
Matchboard: strip boards through pickling, scale removal, cold-drawn direct extremely smart size, after the correction, is beaten the tab bolt eye again, standby;
Tube wall: hot rolled plate is cut into the rectangle of required size by plate shearing machine, reserves processing capacity, on forcing press, be pressed into the long trough that cross section is required form then, prescind or the end face redundance that heals up is processed in metal cutting with the gas cutting essence, standby;
Vertical muscle, ring muscle: hot rolled plate is cut into the strip boards of required size, standby;
Tab, bolt: standby
End plate: strip boards by the forcing press bending forming, is obtained annular sheet metal, standby;
Running wheel: strip boards by the forcing press bending forming, is done the running wheel outer ring; Running wheel inner ring gripper shoe is made in the strip boards bending of another size, then, obtaining running wheel outer ring and inner ring gripper shoe are welded as a whole, standby;
Then, carry out the following step successively:
1. the tube wall that suppresses is placed on the workbench,
2. with matchboard and tube wall assembly unit, and spot welding matchboard and tube wall junction
3. with running wheel and tube wall, matchboard assembly unit, and spot welding running wheel inner ring gripper shoe and tube wall, running wheel inner ring gripper shoe and matchboard junction
4. with end plate and tube wall, matchboard assembly unit, and the end face and the matchboard junction of spot welding end plate inwall and tube wall junction, end plate
5. on the workbench or after unloading lower table, will indulge muscle and ring muscle and tube wall assembly unit and spot welding junction, so far, obtain half sheet punching block
6. install tab, bolt, two punching block matched moulds tight a bolt, and close tight
7. put punching block behind the matched moulds on weld jig, weld the outer side seams of all spot welding, weldering is real, opens two punching blocks, proofreaies and correct
8. the inboard seam of welding tube wall welds in fact, then, polishes inwall with emery wheel, proofreaies and correct
9. cut matchboard tab bolt hole gap
10. with two punching block matched moulds and close tightly, whole turning running wheel, end plate obtain complete punching block
11. with complete punching block deburring, sand milling obtains finished product.
Compare with the production technology of centrifugal concrete pile die in the prior art, the present invention has following difference:
1, matchboard difference
1. traditional matchboard is a hot-rolled profile, does not seal the male and female dovetail groove, must utilize planer planing operation tongue and groove planar trapezoidal groove after proofreading and correct in assembly unit, welding.Because the machining accuracy of planer planing is poor, the matchboard rough surface after the planing, dovetail groove size dimension are difficult to unified, cause punching block sealing when producing the pile tube process bad, spillage occurs.Make quality of pile not reach requirement.
2. existing matchboard is by pickling, scale removal, the cold drawn drawing requirement size that directly reaches.Smooth surface, dovetail groove guarantees that by the cold drawn tool of touching size is unified.Sealing when touching is closed in assurance, the spillage phenomenon can not occur in the production process.
3. the extrusion process matchboard directly reaches dimensional requirement, must not save great deal of steel, cutter, power, equipment through metal-planing machine planing, reduce and manufacture a finished product.
4. because matchboard does not need processing, guaranteed on the technology need not plane after the punching block assembly unit, made the length of punching block in the assembly unit process can directly obtain client's final lengths requirement, no longer be subjected to planing length restriction to metal-planing machine.Save the connection end plate connecting bolt between the every joint of original punching block, reduced cost, exempted the mismatch of interface, improved product quality.
2, running wheel difference:
Original running wheel is the cast steel running wheel, and processing dimension is big, Heavy Weight, must just can carry out assembly unit through after the metal cutting roughing, exists wasting phenomenon, and simultaneously, the casting running wheel may have sand hole.
Existing running wheel can directly reach the assembly unit requirement for to be welded with shape bending, need not carry out metal cutting processing.Simultaneously, intensity is good.
3, machine tooling technology difference:
Original punching block is single-unit turning, then every single-unit connection is formed the complete punching block of a cover.Whole axiality is poor, and mould is in use easily beated.
Existing punching block is whole turning, and the whole axiality of punching block is guaranteed.
4, original punching block is formed by connecting by joint by the more piece punching block, and the need between every joint are installed and connected end plate, and connect with connecting bolt,
Existing punching block is whole punching block, does not have interface therebetween, has not only saved connection end plate, connecting bolt, has reduced cost, has also exempted the mismatch of interface, has improved product quality.
5, tube wall difference
Original punching block is formed by connecting by joint by the more piece punching block, and existing technology weld seam between every pipe joint wall needs the welding back to polish with emery wheel.
Existing punching block is whole punching block, and no technology weld seam between tube wall has saved welding procedure and sand milling technology, has saved welding rod and emery wheel, reduces working strength of workers, and has guaranteed product quality.
6, end plate difference
Original end plate removes interior circle by circular sheet material cutting and obtains, and inner circular part divides steel to be wasted.
Existing end plate obtains annular sheet metal by the strip boards bending forming, does not have waste.
By above analysis as seen, the present invention economize steel, economize operation, saved material (welding rod, emery wheel) and the product quality of producing higher.
In the invention described above technical scheme, improvement has all been done in the production of matchboard, running wheel, end plate, these parts of tube wall, and material has all been saved in each improvement, has saved operation, has realized goal of the invention.Certainly, in a technology, implement above-mentioned each improvement simultaneously, its technique effect the best, still, this does not also mean that it is licensed implementing wherein arbitrary improvement separately in a technology.
(4) specific embodiment:
The invention will be further described below in conjunction with the specific embodiment of the present invention.
Embodiment 1, and the production technology of centrifugal concrete pile die is as follows:
At first, prepare following member:
Matchboard: strip boards through pickling, scale removal, cold-drawn direct extremely smart size, after the correction, is beaten the tab bolt eye again, standby;
Tube wall: hot rolled plate directly accurately is cut into the rectangle of required size by plate shearing machine, by forcing press compression moulding, standby then
Vertical muscle, ring muscle: hot rolled plate is cut into the strip boards of required size, standby;
Tab, bolt: standby
End plate: strip boards by the forcing press bending forming, is obtained annular sheet metal, standby;
Running wheel: strip boards by the forcing press bending forming, is done the running wheel outer ring; Running wheel inner ring gripper shoe is made in the strip boards bending of another size, then, obtaining running wheel outer ring and inner ring gripper shoe are welded as a whole, standby;
Two, each parts is connected in order and spot welding be one, obtain half sheet punching block:
1. the tube wall that suppresses is placed on the workbench,
2. with matchboard and tube wall assembly unit, and spot welding matchboard and tube wall junction
3. with running wheel and tube wall, matchboard assembly unit, and spot welding running wheel inner ring gripper shoe and tube wall, running wheel inner ring gripper shoe and matchboard junction
4. with end plate and tube wall, matchboard assembly unit, and the end face and the matchboard junction of spot welding end plate inwall and tube wall junction, end plate
5. on the workbench or after unloading lower table, will indulge muscle and ring muscle and tube wall, vertical muscle assembly unit and spot welding junction, so far, obtain half sheet punching block
Three, fine finishining and matched moulds:
1. install tab, bolt, two punching block matched moulds tight a bolt, and close tight
2. put punching block behind the matched moulds on weld jig, weld the outer side seams of all spot welding, weldering is real, opens two punching blocks, proofreaies and correct
3. the inboard seam of welding tube wall welds in fact, then, polishes inwall with emery wheel, proofreaies and correct
4. cut matchboard tab bolt hole gap
5. with two punching block matched moulds and close tightly, whole turning running wheel, end plate obtain complete punching block
6. with complete punching block deburring, sand milling obtains finished product.
Embodiment 2, and the production technology of centrifugal concrete pile die is as follows:
One, prepare following member:
Matchboard: strip boards through pickling, scale removal, touch by cold drawn that tool is directly cold-drawn pulls out tongue and groove planar trapezoidal groove simultaneously to smart size, after the correction, is beaten the tab bolt eye again, standby;
Tube wall: hot rolled plate is cut into the rectangle of required size by plate shearing machine, reserves processing capacity, on forcing press, be pressed into the long trough that cross section is required form then, prescind or the end face redundance that heals up is processed in metal cutting with the gas cutting essence, standby;
Vertical muscle, ring muscle: hot rolled plate is cut into the strip boards of required size, standby;
Tab, bolt: standby
End plate: strip boards by the forcing press bending forming, is obtained annular sheet metal, standby;
Running wheel: strip boards by the forcing press bending forming, is done the running wheel outer ring; Running wheel inner ring gripper shoe is made in the strip boards bending of another size, then, obtaining running wheel outer ring and inner ring gripper shoe are welded as a whole, standby;
Two, each parts is connected in order and spot welding be one, obtain half sheet punching block:
1. the tube wall that suppresses is placed on the workbench,
2. with matchboard and tube wall assembly unit, and spot welding matchboard and tube wall junction
3. with running wheel and tube wall, matchboard assembly unit, and spot welding running wheel inner ring gripper shoe and tube wall, running wheel inner ring gripper shoe and matchboard junction
4. with end plate and tube wall, matchboard assembly unit, and the end face and the matchboard junction of spot welding end plate inwall and tube wall junction, end plate
5. on the workbench or after unloading lower table, will indulge muscle and ring muscle and tube wall, vertical muscle assembly unit and spot welding junction, so far, obtain half sheet punching block
Three, fine finishining and matched moulds:
1. install tab, bolt, two punching block matched moulds tight a bolt, and close tight
2. put punching block behind the matched moulds on weld jig, weld the outer side seams of all spot welding, weldering is real, opens two punching blocks, proofreaies and correct
3. the inboard seam of welding tube wall welds in fact, then, polishes inwall with emery wheel, proofreaies and correct
4. cut matchboard tab bolt hole gap
5. with two punching block matched moulds and close tightly, whole turning running wheel, end plate obtain complete punching block
6. with complete punching block deburring, sand milling obtains finished product.
The invention described above has been done many-sided improvement than prior art, and improve and mainly contain three broad aspect: matchboard, tube wall directly are cold drawn to smart size by cold drawn equipment and mould, have saved material, have saved operation, have improved quality; End plate and running wheel are made by the sheet material of forcing press bending forming, have saved steel; Whole turning is guaranteed the whole axiality of punching block.Material has all been saved in each improvement, has saved operation, has realized goal of the invention.Certainly, in a technology, implement above-mentioned each improvement simultaneously, its technique effect the best, still, this does not also mean that it is licensed implementing wherein arbitrary improvement separately in a technology.And, and do not mean that each step in the above-mentioned technology all is unique unmodifiable, as beat the tab bolt eye and can be placed on and whenever install before the tab, those of ordinary skills are after reading this specification, need not pay performing creative labour can implement, and among summary of the invention and the embodiment it being brought in the production stage of matchboard is that convenience from producing is considered.
Claims (7)
1, a kind of production method of centrifugal concrete pile die, it may further comprise the steps: at first, prepare required member, comprise matchboard, tube wall, vertical muscle, ring muscle, tab, bolt, end plate, running wheel; Then, each parts is connected by the order of tube wall-matchboard-running wheel-end plate-vertical muscle, ring muscle and spot welding is one, obtain half sheet punching block; At last, double sheet punching block polishes inwall with emery wheel, again the entire die that is obtained by two and half sheet punching block matched moulds carried out turning fine finishining, obtain finished product, it is characterized in that: described matchboard is by cold drawn directly to smart size, after the correction with strip boards, beat the tab bolt eye again, standby.
2, a kind of production method of centrifugal concrete pile die, it may further comprise the steps: at first, prepare required member, comprise matchboard, tube wall, vertical muscle, ring muscle, tab, bolt, end plate, running wheel; Then, each parts is connected by the order of tube wall-matchboard-running wheel-end plate-vertical muscle, ring muscle and spot welding is one, obtain half sheet punching block; At last, double sheet punching block polishes inwall with emery wheel, again the entire die that is obtained by two and half sheet punching block matched moulds is carried out turning fine finishining, obtain finished product, it is characterized in that: described tube wall is cut into the rectangle of required size by hot rolled plate by plate shearing machine, reserves processing capacity, is pressed into the long trough that cross section is required form then on forcing press, the end face redundance that heals up is processed in metal cutting, and is standby.
3, a kind of production method of centrifugal concrete pile die, it may further comprise the steps: at first, prepare required member, comprise matchboard, tube wall, vertical muscle, ring muscle, tab, bolt, end plate, running wheel; Then, each parts is connected by the order of tube wall-matchboard-running wheel-end plate-vertical muscle, ring muscle and spot welding is one, obtain half sheet punching block; At last, double sheet punching block polishes inwall with emery wheel, again the entire die that is obtained by two and half sheet punching block matched moulds is carried out turning fine finishining, obtain finished product, it is characterized in that: described tube wall directly accurately is cut into the rectangle of required size by plate shearing machine by hot rolled plate, by forcing press compression moulding, standby then.
4, a kind of production method of centrifugal concrete pile die, it may further comprise the steps: at first, prepare required member, comprise matchboard, tube wall, vertical muscle, ring muscle, tab, bolt, end plate, running wheel; Then, each parts is connected by the order of tube wall-matchboard-running wheel-end plate-vertical muscle, ring muscle and spot welding is one, obtain half sheet punching block; At last, double sheet punching block polishes inwall with emery wheel, again the entire die that is obtained by two and half sheet punching block matched moulds carried out turning fine finishining, obtains finished product, and it is characterized in that: described end plate bends to annular sheet metal by strip boards by forcing press, and is standby.
5, a kind of production method of centrifugal concrete pile die, it may further comprise the steps: at first, prepare required member, comprise matchboard, tube wall, vertical muscle, ring muscle, tab, bolt, end plate, running wheel; Then, each parts is connected by the order of tube wall-matchboard-running wheel-end plate-vertical muscle, ring muscle and spot welding is one, obtain half sheet punching block; At last, double sheet punching block polishes inwall with emery wheel, again the entire die that is obtained by two and half sheet punching block matched moulds is carried out turning fine finishining, obtain finished product, it is characterized in that: described running wheel is welded as a whole by running wheel outer ring and inner ring gripper shoe, by the forcing press bending forming, described running wheel inner ring gripper shoe is formed by the strip boards bending of another size by strip boards in described running wheel outer ring.
6, a kind of production method of centrifugal concrete pile die, it may further comprise the steps: at first, prepare required member, comprise matchboard, tube wall, vertical muscle, ring muscle, tab, bolt, end plate, running wheel; Then, each parts is connected by the order of tube wall-matchboard-running wheel-end plate-vertical muscle, ring muscle and spot welding is one, obtain half sheet punching block; At last, double sheet punching block polishes inwall with emery wheel, again the entire die that is obtained by two and half sheet punching block matched moulds is carried out turning fine finishining, obtain finished product, it is characterized in that: before complete punching block deburring, sand milling are obtained finished product, with two manufactured half sheet punching block matched moulds and close tightly, whole turning running wheel, end plate obtain complete punching block.
7, a kind of production method of centrifugal concrete pile die, it may further comprise the steps:
At first, prepare required member:
Matchboard: with the cold drawn direct extremely smart size of strip boards, after the correction, beat the tab bolt eye again, standby;
Tube wall: hot rolled plate is cut into the rectangle of required size by plate shearing machine, reserves processing capacity, on forcing press, be pressed into the long trough that cross section is required form then, the metal cutting processing end face redundance that heals up, standby; Perhaps, hot rolled plate directly accurately is cut into the rectangle of required size by plate shearing machine, by forcing press compression moulding, standby then;
Vertical muscle, ring muscle: hot rolled plate is cut into the strip boards of required size, standby;
Tab, bolt: standby;
End plate: strip boards by the forcing press bending forming, is obtained annular sheet metal, standby;
Running wheel: strip boards by the forcing press bending forming, is done the running wheel outer ring; Running wheel inner ring gripper shoe is made in the strip boards bending of another size, then, obtaining running wheel outer ring and inner ring gripper shoe are welded as a whole, standby;
Then, each parts is connected by the order of tube wall-matchboard-running wheel-end plate-vertical muscle, ring muscle and spot welding is one, obtains half sheet punching block:
1) tube wall that suppresses is placed on the workbench,
2) with matchboard and tube wall assembly unit, and spot welding matchboard and tube wall junction,
3) with running wheel and tube wall, matchboard assembly unit, and spot welding running wheel inner ring gripper shoe and tube wall, running wheel inner ring gripper shoe and matchboard junction,
4) with end plate and tube wall, matchboard assembly unit, and the end face and the matchboard junction of spot welding end plate inwall and tube wall junction, end plate,
5) on the workbench or after unloading lower table, will indulge muscle and ring muscle and tube wall assembly unit and spot welding junction, so far, obtain half sheet punching block,
At last, double sheet punching block polishes inwall with emery wheel, again the entire die that is obtained by two and half sheet punching block matched moulds carried out turning fine finishining, obtains finished product:
1) install tab, bolt, two punching block matched moulds tight a bolt, close tightly,
2) put punching block behind the matched moulds on weld jig, weld the outer side seams of all spot welding, weldering is real, opens two punching blocks, proofread and correct,
3) the inboard seam of welding tube wall, weldering is real, then, polishes inwall with emery wheel, proofread and correct,
4) cut matchboard tab bolt hole gap,
5) with two punching block matched moulds and close tightly, whole turning running wheel, end plate obtain complete punching block,
6) with complete punching block deburring, sand milling obtains finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100956162A CN100519056C (en) | 2005-11-19 | 2005-11-19 | Centrifugal concrete pile die production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100956162A CN100519056C (en) | 2005-11-19 | 2005-11-19 | Centrifugal concrete pile die production process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1966202A CN1966202A (en) | 2007-05-23 |
| CN100519056C true CN100519056C (en) | 2009-07-29 |
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| CNB2005100956162A Expired - Fee Related CN100519056C (en) | 2005-11-19 | 2005-11-19 | Centrifugal concrete pile die production process |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100478120C (en) * | 2007-08-30 | 2009-04-15 | 广东星联精密机械有限公司 | Method for ensuring the axiality of the injection molding cooling deep borehole and the external-molding surface |
| CN102303222B (en) * | 2011-08-30 | 2013-11-13 | 江苏海恒建材机械有限公司 | Process for producing pre-tensioned and pre-stressed concrete pile mold |
| CN102601599A (en) * | 2012-04-01 | 2012-07-25 | 常熟市建华模具有限责任公司 | Method for processing neck mold of glass mold |
| CN102601598A (en) * | 2012-04-01 | 2012-07-25 | 常熟市建华模具有限责任公司 | Method for processing neck mold of glass mold |
| CN106493833B (en) * | 2016-10-26 | 2019-06-04 | 江苏海恒建材机械有限公司 | A kind of Transmission of Super-Long Large Diameter concrete tubular pile punching block machining deformation accuracy control method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4084782A (en) * | 1976-12-27 | 1978-04-18 | Nippon Concrete Kogyo Kabushiki Kaisha | Split mould for making tapered concrete poles |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4084782A (en) * | 1976-12-27 | 1978-04-18 | Nippon Concrete Kogyo Kabushiki Kaisha | Split mould for making tapered concrete poles |
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| CN1966202A (en) | 2007-05-23 |
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