CN204052487U - A kind of bending machine controlling head sprocket device with single cylinder - Google Patents
A kind of bending machine controlling head sprocket device with single cylinder Download PDFInfo
- Publication number
- CN204052487U CN204052487U CN201420593233.2U CN201420593233U CN204052487U CN 204052487 U CN204052487 U CN 204052487U CN 201420593233 U CN201420593233 U CN 201420593233U CN 204052487 U CN204052487 U CN 204052487U
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- expansion link
- bending machine
- cylinder body
- end cap
- sprocket wheel
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model discloses a kind of bending machine controlling head sprocket device with single cylinder, it comprises hydraulic jack, the first sprocket wheel, the second sprocket wheel, hydraulic jack comprises cylinder body, cylinder body is provided with the first hydraulic fluid port, first paragraph chain, connecting rod and second segment chain, is provided with the first expansion link and the second expansion link in cylinder body; Two ends in described cylinder body are respectively equipped with the first end cap and the second end cap; The first described end cap is positioned at the first expansion link and the second expansion link junction; The first described hydraulic fluid port is positioned at the first end caps; The second described end cap is provided with the second hydraulic fluid port; It is inconsistent when the utility model can solve on the one hand two cylinder body start-up and operations of double hydraulic cylinder bending machine, noise is large, the problem that bending machine overall operation stability is not high, simplify bending machine hydraulic system on the other hand, facilitate flight-line maintenance, make control convenient, avoid the reduction of production efficiency and the raising of production cost.
Description
Technical field
The utility model belongs to technical field of mechanical equipment, specifically, relates to a kind of bending machine controlling head sprocket device with single cylinder.
Background technology
Bending machine structure comprises lathe bed, corner, dolly and plug mechanism; Lathe bed is welded by sheet material, section bar, is supported on tailstock and hydraulic oil container.Guide rail, corner, plug mechanism etc. lathe bed are equipped with.Guide rail is equipped with dolly, lathe bed has travel switch.The function of corner has been " bending (DOB) " motion, pipe is curved the angle of needs.It is made up of clamp die mechanism, press moulding mechanism, boosting mechanism, driving slew gear etc.Corner can do transverse movement by leading screw, to adjust curved mould center line.Dolly is driven by direct current generator, to complete " straight line is sent to (DBB) " motion.Dolly is equipped with chuck, uses pneumatic operation.Chuck is driven by direct current generator equally, completes " three dimensional angle (POB) " motion.Plug mechanism is contained in the afterbody of lathe bed, can adjust plug, to ensure that plug is on desired position in front and back with the nut above it.In automatic bend pipe process, the instruction of computer is pressed in the advance of plug, retrogressing, is completed by hydraulic operation.Bending machine is roughly divided into CNC tube bending machine, hydraulic pipe bender etc., is applied to the aspect pipes laying such as power construction, public railway construction, bridge, boats and ships and builds, and has that function is many, rational in infrastructure, simple operation and other advantages.
A kind of novel pipe crimping tool with bend pipe function and top lifting function of hydraulic pipe bender.It has rational in infrastructure, use safety, easy to operate, reasonable price, handling fast, be easy to carry, the many merits such as a tractor serves several purposes, hydraulic pipe bender city raises and occupies very great share at home, is mainly used in pipe laying and the repairings such as factory, warehouse, harbour, building, railway, automobile.
Now, the hydraulic pipe bender processing technology of China, formation and development gradually; Now, the relative maturity developed, hydraulic pipe bender has much excellent mechanical equivalent of light feature.Bending machine adopts tactile screen to add numerical control module, conversational operation, and formula setting is easily easy; Lathe bed structure is firm, not yielding; Each shelves can set 16 bend pipe angles, and memory body can store 16 groups of archives; All positioning functions at a slow speed, bend pipe angle stabilization, repeatable accuracy reaches ± and 0.1 °; Error messages shows on screen, helps operator to get rid of immediately; There is provided the coordinates translation bend pipe value processing of research and development voluntarily, software can be chosen and be contained in desktop computer editor calculating; The dolly of accomplish linear feed motion (DBB), in tube bending operation, is hauled by pipe and travels forward; Simplify electric wiring; Time bending, because dolly is as load, hauled forward by pipe, bending in order to improve, avoiding tube bend bulkhead thinning thicker than dividing, reducing resilience, adding assist device; Time bending, pressing mold not only compresses pipe, and before being propelled and trying hard to recommend trend, helps curved side-thrust to form one; Corner can move laterally along guide rail, and this is after changing curved mould, and it is necessary that bending machine adjusts curved mould tube seat aligning machine axis.So simpler than adjusting machine axis with the guide rail on adjustment lathe bed and tailstock.
Nowadays hydraulic pipe bender is commercially promoted in a large number, such as, and Chinese Patent Application No.: 201320158295.6, the applying date: on 03 29th, 2013.This utility model proposes a kind of heavy hydraulic bending machine, comprising: frame, hydraulic cylinder, bending die and two rollers, and the pillar of more than two is extended in the upper surface of described frame, and the end of two described pillars is connected by a crossbeam; Described hydraulic cylinder is fixed on described crossbeam and the side be positioned near described frame, and the output of described hydraulic cylinder is connected to described bending die; Described bending die is slidably disposed between the pillar described in two; Described roller is all arranged on described upper surface, and lays respectively at the both sides of the sliding trace of described bending die.Described frame, pillar and crossbeam constitute main bearing member jointly, ensure that the integral rigidity of described heavy hydraulic bending machine.Described roller can roll in the BENDING PROCESS of steel pipe, can prevent the surface damage of steel pipe in BENDING PROCESS.But this utility model have employed double hydraulic cylinder to control the movement of main shaft of pipe bender sprocket wheel, and double hydraulic cylinder is difficult to when start-up and operation reach consistent, thus reduces bending precision and the bending machine overall operation stability of bending machine.
People are constantly going deep into the research of hydraulic pipe bender, such as, Chinese Patent Application No.: 201320163784.0, the applying date: on 04 03rd, 2013, this utility model discloses a kind of hydraulic pipe bender, comprise a base plate and a fluid cylinder, described hydraulic pipe bender also comprises an inverse u shape installing frame, one movable block and a fixed block, described movable block and described inverse u shape installing frame are slidably connected mutually, the upper end of described fixed block and described inverse u shape installing frame is mutually permanently connected, described inverse u shape installing frame and described base plate are mutually permanently connected.The advantage of the hydraulic pipe bender of this utility model is: with pressurized construction, can amplify the active force of hydraulic cylinder preferably, thus reduces the volume of hydraulic cylinder, reduce costs, and bending precision is high.Although this utility model have employed single hydraulic cylinder to control the rotation of spindle sprocket, the bending effect of this single hydraulic cylinder bending machine just rests in theory, and practice effect is unsatisfactory.
Hydraulic pipe bender on existing market is all generally double hydraulic cylinder, inconsistent during Double-hydraulic bending machine two cylinder body start-up and operations, and double hydraulic cylinder noise is large, and bending machine overall operation stability reduces, and the pipeline precision produced is not high enough.Existing single hydraulic cylinder bending machine bending precision is unsatisfactory, and mechanical realization is complicated, and flight-line maintenance is not easy, and control is inconvenient and cost is higher.Can have in the urgent need to a sets of plan now and solve the problem that hydraulic cylinder bending machine job stability is not high, mechanical realization is complicated and flight-line maintenance is inconvenient.
Summary of the invention
The problem that 1, will solve
For inconsistent during Double-hydraulic bending machine two cylinder body start-up and operations on existing market, bending machine overall operation poor stability, and existing single hydraulic cylinder control spindle sprocket technology is not mature enough, bending precision is not ideal enough, mechanical realization is complicated, flight-line maintenance is complicated, and control inconvenient and that cost is higher problem, the utility model provides a kind of bending machine controlling head sprocket device with single cylinder.It not only can solve the poor problem of Double-hydraulic bending machine resistance to overturning, and bending machine mechanical realization can be simplified, make control convenient, it is more reasonable to design, avoid the waste in material cost and processing cost, improve production efficiency and economic benefit.
2, technical scheme
For solving the problem, the utility model adopts following technical scheme.
Control a bending machine for head sprocket device with single cylinder, comprise hydraulic jack, the first sprocket wheel, the second sprocket wheel, described hydraulic jack comprises cylinder body, and cylinder body is provided with the first hydraulic fluid port, first paragraph chain, connecting rod and second segment chain; The first expansion link and the second expansion link is provided with in described cylinder body; One end of the first described expansion link is connected with one end of the second expansion link; Two ends in described cylinder body are respectively equipped with the first end cap and the second end cap; The first described end cap is positioned at the first expansion link and the second expansion link junction; The first described hydraulic fluid port is positioned at the first end caps; The second described end cap is provided with the second hydraulic fluid port; One end of the first described expansion link is connected with the second expansion link first place with first paragraph chain, connecting rod, second segment chain successively; The first described sprocket wheel and first paragraph chain engage each other, and the second sprocket wheel and second segment chain engage each other.
Preferably, the length of the first described expansion link and diameter are all greater than length and the diameter of the second expansion link.
Preferably, guidance tape, dust ring and anti-scraper ring is provided with between described cylinder body and the first end cap.
Preferably, guidance tape, dust ring and anti-scraper ring is provided with between described cylinder body and the second end cap.
Preferably, the first described sprocket wheel and the second sprocket wheel are all be fixed on pipe bending machine.
Preferably, described first paragraph chain is single-chain; Described second segment chain is three chains.The optimum performance of such performance material, and reduce costs.
3, beneficial effect
Compared to prior art, the beneficial effects of the utility model are:
(1) the utility model comprises hydraulic jack, the first sprocket wheel, the second sprocket wheel, and hydraulic jack comprises cylinder body, and cylinder body is provided with the first hydraulic fluid port, first paragraph chain, connecting rod and second segment chain; The first expansion link and the second expansion link is provided with in cylinder body; One end of first expansion link is connected with one end of the second expansion link; Two ends in described cylinder body are respectively equipped with the first end cap and the second end cap; First end cap is positioned at the first expansion link and the second expansion link junction; Second end cap is provided with the second hydraulic fluid port; One end of first expansion link is connected with the second expansion link first place with first paragraph chain, connecting rod, second segment chain successively; First sprocket wheel and first paragraph chain engage each other, and the second sprocket wheel and second segment chain engage each other; The length of the first expansion link and diameter are all greater than length and the diameter of the second expansion link; Hydraulic jack comprises the first expansion link and the second expansion link, and the first expansion link and the second expansion link stretch out and retract in cylinder body, drives the chain be wrapped on the first sprocket wheel and the second sprocket wheel, thus finally realizes the rotation of the first sprocket wheel and the second sprocket wheel; Single hydraulic cylinder by bidirectional-movement for bending machine provides active force; Control simple, kinetic stability is high, makes bending machine bend pipe precision higher;
(2) guidance tape, dust ring and anti-scraper ring is provided with between cylinder body of the present utility model and the first end cap; Guidance tape, dust ring and anti-scraper ring is provided with between cylinder body and the second end cap; When first expansion link and the second expansion link move back and forth in cylinder body, guidance tape serves the effect of guiding, prevents the wearing and tearing of the first expansion link, the second expansion link and cylinder body; Dust ring and anti-scraper ring ensure that the inner sealing of cylinder body, effectively prevent Inner from letting out and leaking;
(3) the first sprocket wheel of the present utility model and the second sprocket wheel are all be fixed on pipe bending machine; First paragraph chain is single-chain; Second segment chain is three chains; The transmission of three chains makes the rotation of the second sprocket wheel more steady, thus the bend pipe effect of bending machine is more idealized.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model hydraulic jack;
Fig. 2 is structural representation of the present utility model.
In figure: 1, the first expansion link; 2, the first end cap; 3, cylinder body; 4, the second expansion link; 5, the second end cap; 6, the first hydraulic fluid port; 7, the second hydraulic fluid port; 8, the first sprocket wheel; 9, first paragraph chain; 10, hydraulic jack; 11, second segment chain; 12, the second sprocket wheel; 13, connecting rod.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail.
Embodiment 1
Control a bending machine for head sprocket device with single cylinder, comprise hydraulic jack 10, first sprocket wheel 8, second sprocket wheel 12, hydraulic jack 10 comprises cylinder body 3, and cylinder body 3 is provided with the first hydraulic fluid port 6, first paragraph chain 9, connecting rod 13 and second segment chain 11; The first expansion link 1 and the second expansion link 4 is provided with in cylinder body 3; One end of first expansion link 1 is connected with one end of the second expansion link 4; Two ends in described cylinder body 3 are respectively equipped with the first end cap 2 and the second end cap 5; First end cap 2 is positioned at the first expansion link 1 and the second expansion link 4 junction; First hydraulic fluid port 6 is positioned at the first end cap 2 place; Second end cap 5 is provided with the second hydraulic fluid port 7; One end of first expansion link 1 is connected with the second expansion link 4 first place with first paragraph chain 9, connecting rod 13, second segment chain 11 successively; First sprocket wheel 8 engages each other with first paragraph chain 9, and the second sprocket wheel 12 engages each other with second segment chain 11.The length of the first expansion link 1 and diameter are all greater than length and the diameter of the second expansion link 4.Guidance tape, dust ring and anti-scraper ring is provided with between cylinder body 3 and the first end cap 2.Guidance tape, dust ring and anti-scraper ring is provided with between cylinder body 3 and the second end cap 5.First sprocket wheel 8 and the second sprocket wheel 12 are all be fixed on pipe bending machine.First paragraph chain 9 is single-chain; Second segment chain 11 is three chains.
During work, cylinder body 3 is fixed, and the stretching motion (moving relative to cylinder body 3) of the second expansion link 4 and the first expansion link 1 will drive the motion of first paragraph chain 9 and second segment chain 11.First paragraph chain 9 and the first sprocket wheel 8 engage each other, and second segment chain 11 and the second sprocket wheel 12 engage each other.When the second hydraulic fluid port 7 oil-feed of hydraulic jack 10, the second expansion link 4 stretches out from cylinder body 3, and in the first expansion link 1 retract cylinder 3, the first hydraulic fluid port 6 of hydraulic jack 10 is fuel-displaced simultaneously, and the first sprocket wheel 8 and the second sprocket wheel 12 all rotate counterclockwise.When the first hydraulic fluid port 6 oil-feed of hydraulic jack 10, the second expansion link 4 is retracted from cylinder body 3, and the first expansion link 1 stretches out from cylinder body 3, and the second hydraulic fluid port 7 of hydraulic jack 10 is fuel-displaced simultaneously, and the first sprocket wheel 8 and the second sprocket wheel 12 all rotate clockwise.Single cylinder-actuated stability of the present utility model is high, and steadily, bend pipe precision is high, and maintenance cost is convenient and simple, greatly enhances production efficiency and productivity effect for the first sprocket wheel 8 and the second sprocket wheel 12 rotary motion.
Claims (6)
1. one kind controls the bending machine of head sprocket device with single cylinder, comprise hydraulic jack (10), the first sprocket wheel (8), the second sprocket wheel (12), it is characterized in that: described hydraulic jack (10) comprises cylinder body (3), cylinder body (3) is provided with the first hydraulic fluid port (6), first paragraph chain (9), connecting rod (13) and second segment chain (11); The first expansion link (1) and the second expansion link (4) is provided with in described cylinder body (3); One end of described the first expansion link (1) is connected with one end of the second expansion link (4); Two ends in described cylinder body (3) are respectively equipped with the first end cap (2) and the second end cap (5); Described the first end cap (2) is positioned at the first expansion link (1) and the second expansion link (4) junction; Described the first hydraulic fluid port (6) is positioned at the first end cap (2) place; Described the second end cap (5) is provided with the second hydraulic fluid port (7); One end of described the first expansion link (1) is connected with the second expansion link (4) first place with first paragraph chain (9), connecting rod (13), second segment chain (11) successively; Described the first sprocket wheel (8) and first paragraph chain (9) engage each other, and the second sprocket wheel (12) and second segment chain (11) engage each other.
2. a kind of bending machine controlling head sprocket device with single cylinder according to claims 1, is characterized in that: the length of described the first expansion link (1) and diameter are all greater than length and the diameter of the second expansion link (4).
3. a kind of bending machine controlling head sprocket device with single cylinder according to claims 1, is characterized in that: be provided with guidance tape, dust ring and anti-scraper ring between described cylinder body (3) and the first end cap (2).
4. a kind of bending machine controlling head sprocket device with single cylinder according to claims 1, is characterized in that: be provided with guidance tape, dust ring and anti-scraper ring between described cylinder body (3) and the second end cap (5).
5. a kind of bending machine controlling head sprocket device with single cylinder according to claims 1, is characterized in that: described the first sprocket wheel (8) and the second sprocket wheel (12) are all be fixed on pipe bending machine.
6. a kind of bending machine controlling head sprocket device with single cylinder according to claims 1, is characterized in that: described first paragraph chain (9) is single-chain; Described second segment chain (11) is three chains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420593233.2U CN204052487U (en) | 2014-10-14 | 2014-10-14 | A kind of bending machine controlling head sprocket device with single cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420593233.2U CN204052487U (en) | 2014-10-14 | 2014-10-14 | A kind of bending machine controlling head sprocket device with single cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204052487U true CN204052487U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420593233.2U Expired - Fee Related CN204052487U (en) | 2014-10-14 | 2014-10-14 | A kind of bending machine controlling head sprocket device with single cylinder |
Country Status (1)
| Country | Link |
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| CN (1) | CN204052487U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110918727A (en) * | 2019-12-13 | 2020-03-27 | 上海豪德热能科技有限公司 | Pipe bending machine slope elevating gear |
-
2014
- 2014-10-14 CN CN201420593233.2U patent/CN204052487U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110918727A (en) * | 2019-12-13 | 2020-03-27 | 上海豪德热能科技有限公司 | Pipe bending machine slope elevating gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20211014 |