CN204018592U - A kind of hydraulic reinforcing-steel hoop bending machine - Google Patents
A kind of hydraulic reinforcing-steel hoop bending machine Download PDFInfo
- Publication number
- CN204018592U CN204018592U CN201420326456.2U CN201420326456U CN204018592U CN 204018592 U CN204018592 U CN 204018592U CN 201420326456 U CN201420326456 U CN 201420326456U CN 204018592 U CN204018592 U CN 204018592U
- Authority
- CN
- China
- Prior art keywords
- oil
- port
- valve
- fuel
- way
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
This application discloses a kind of hydraulic reinforcing-steel hoop bending machine, comprise body, hydraulic system and bending mechanism, wherein hydraulic system is located in body, it comprises foot-operated hydraulicdirectional control valve group, pump group, fuel tank, oil cylinder and two-way travel switch valve, foot-operated hydraulicdirectional control valve group is provided with the first oil-feed port, second oil-feed port, first oil return port, second oil return port, first oil-out and the second oil-out, two-way travel switch valve is provided with the first fuel-displaced port, oil-feed port and the second fuel-displaced port, oil cylinder is provided with the first port and the second port, wherein oil-feed port, first oil return port and the second oil return port are connected to fuel tank, first oil-out connects the first port, second oil-out connects the second port, second fuel-displaced port connects the second oil-feed port, thus, its structure is simple, improve reliability, reduce costs, and adopt needle-type roller cylinder, decrease friction, improve efficiency, save energy.
Description
Technical field
The utility model relates to construction project technical field, particularly relates to a kind of hydraulic reinforcing-steel hoop bending machine.
Background technology
Hydraulic reinforcing-steel hoop bending machine is the machinery of architectural engineering moment reinforcement structural member, traditional hydraulic reinforcing-steel hoop bending machine many employings integrated control valve and the stopping means of slidingtype block, adopt the structure of integrated control valve comparatively complicated, the wearing and tearing of the stopping means of employing slidingtype block are large, efficiency is low, energy consumption is large, inefficiency, do not meet the demand of work, therefore need a kind of novel stirrup bender.
Utility model content
The purpose of this utility model provides a kind of hydraulic reinforcing-steel hoop bending machine, solves one or more in above-mentioned prior art problem.
According to an aspect of the present utility model, a kind of hydraulic reinforcing-steel hoop bending machine is provided, comprise body, hydraulic system and bending mechanism, wherein hydraulic system is located in body, it comprises foot-operated hydraulicdirectional control valve group, pump group, fuel tank, oil cylinder and two-way travel switch valve, foot-operated hydraulicdirectional control valve group is provided with the first oil-feed port, second oil-feed port, first oil return port, second oil return port, first oil-out and the second oil-out, two-way travel switch valve is provided with the first fuel-displaced port, oil-feed port and the second fuel-displaced port, oil cylinder is provided with the first port and the second port, wherein oil-feed port, first oil return port and the second oil return port are connected to fuel tank, first oil-out connects the first port, second oil-out connects the second port, second fuel-displaced port connects the second oil-feed port, first fuel-displaced port connects the first oil-feed port.
In some embodiments: foot-operated hydraulicdirectional control valve group comprises push rod, change valve, change-over valve core, left valve gap and right valve gap, change valve is provided with successively the first oil return port, first oil-out, first oil-feed port, second oil-out and the second oil return port, left valve gap and right valve gap are covered on the two ends of change valve respectively, push rod is arranged in left valve gap, right valve gap is provided with the second oil-feed port, change-over valve core is located in change valve, push rod is connected with change-over valve core, the structure of hydraulic reinforcing-steel hoop bending machine is made more to simplify thus, improve reliability, reduce costs.
In some embodiments: two-way travel switch valve comprises two-way valve valve body, two-way valve spool, two valve gaps and two springs, two-way valve valve body is provided with successively the first fuel-displaced port, oil-feed port and the second fuel-displaced port, valve gap is covered on two-way valve valve body two ends respectively, two-way valve spool is located in two-way valve valve body, two-way valve spool two ends are convexly equipped with touching end respectively, this touching end is all arranged in valve gap, spring is all sheathed on touching end, its one end is butted on valve gap, the other end is butted on two-way valve spool, the structure of hydraulic reinforcing-steel hoop bending machine is made more to simplify thus, improve reliability, reduce costs.
In some embodiments: bending mechanism comprises base plate, rotary disc assembly, tooth bar, location-plate and angle demodulator, rotary disc assembly is arranged in body upper end, location-plate is positioned at block upper surface and is positioned at rotary disc assembly side, base plate is connected to rotary disc assembly lower end, angle demodulator and two-way travel switch valve are located on base plate, oil cylinder is articulated and connected between body upper end and base plate, rack-driving is connected to oil cylinder, rotary disc assembly and two-way travel switch valve, angle demodulator is touched to hold with one of two-way travel switch valve and is touched setting mutually, hydraulic reinforcing-steel hoop bending machine structure is made more to simplify thus, improve reliability, reduce costs, further improve the force-bearing situation of oil cylinder, reduce wear.
In some embodiments: rotary disc assembly includes at least one bending hoop axle, this bending hoop axle is movably fixed on block upper surface, and be respectively installed with roller cylinder, reduce thus in reinforcing steel bar hoop bending process with the friction of rotary disc assembly, wearing and tearing, reach the object of increasing work efficiency, saving the service life of energy and extension device.
The utility model oil-collecting cylinder, tooth bar and two-way travel switch valve are in one, and structure is simplified, and improves reliability, reduces costs, and decreases friction, improves efficiency, save energy.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of hydraulic reinforcing-steel hoop bending machine of the utility model;
Fig. 2 is the hydraulic schematic of a kind of hydraulic reinforcing-steel hoop bending machine of the utility model;
Fig. 3 is the foot-operated hydraulicdirectional control valve group structural representation of a kind of hydraulic reinforcing-steel hoop bending machine of the utility model;
Fig. 4 is the two-way travel switch valve structure schematic diagram of a kind of hydraulic reinforcing-steel hoop bending machine of the utility model;
Fig. 5 is the rotary disc assembly structural representation of a kind of hydraulic reinforcing-steel hoop bending machine of the utility model.
Detailed description of the invention
Illustrate below in conjunction with accompanying drawing, the utility model is described in further detail.
As Figure 1-5, a kind of hydraulic reinforcing-steel hoop bending machine, comprise body 1, hydraulic system 2 and bending mechanism 3, wherein hydraulic system 2 is located in body 1, it comprises foot-operated hydraulicdirectional control valve group 21, pump group 22, fuel tank 23, oil cylinder 24 and two-way travel switch valve 25, wherein foot-operated hydraulicdirectional control valve group 21 comprises push rod 2107, change valve 2108, change-over valve core 2109, left valve gap 2562110 and right valve gap 2562111, change valve 2108 offers successively the first oil return port 2103, first oil-out 2105, first oil-feed port 2101, second oil-out 2106 and the second oil return port 2104, left valve gap 2562110 and right valve gap 2562111 are covered on the two ends of change valve 2108 respectively, push rod 2107 is arranged in left valve gap 2562110, right valve gap 2562111 offers the second oil-feed port 2102, change-over valve core 2109 is located in change valve 2108, push rod 2107 welds with change-over valve core 2109.Oil cylinder 24 is provided with the first port 241 and the second port 242.
Two-way travel switch valve 25 comprises two-way valve valve body 254, two-way valve spool 255, two valve gap 256 and two springs 257, two-way valve valve body 254 offers successively the first fuel-displaced port 251, oil-feed port 252 and the second fuel-displaced port 253, valve gap 256 is covered on two-way valve valve body 254 two ends respectively, two-way valve spool 255 is installed in two-way valve valve body 254, two-way valve spool 255 two ends are convexly equipped with touching end 258 respectively, this touching end 258 is all arranged in valve gap 256, spring 257 is all sheathed on touching end 258, its one end is butted on valve gap 256, the other end is butted on two-way valve spool 255.
Wherein oil-feed port 252, first oil return port 2103 and the second oil return port 2104 are connected to fuel tank 23 respectively by oil pipe, first oil-out 2105 connects the first port 241 by oil pipe, second oil-out 2106 connects the second port 242 by oil pipe, second fuel-displaced port 253 connects the fuel-displaced port 251251 of the second oil-feed port 2102, first by oil pipe and connects the first oil-feed port 21012101.
Bending mechanism 3 comprises base plate 31, rotary disc assembly 32, tooth bar 33, location-plate 34 and angle demodulator 35, and rotary disc assembly 32 is arranged in body 1 upper end, and it is connected with bolt with body 1 upper end.Location-plate 34 is fixed on body 1 upper surface with bolt and is positioned at rotary disc assembly 32 side, and base plate 31 bolt is connected to rotary disc assembly 32 lower end, and angle demodulator 35 and two-way travel switch valve 25 respectively bolt are connected on base plate 31.Oil cylinder 24 is articulated and connected between body 1 upper end and base plate 31, can improve force-bearing situation thus, reduce wear, raise the efficiency.Tooth bar 33 is in transmission connection in oil cylinder 24, rotary disc assembly 32 and two-way travel switch valve 25, two-way travel switch valve 25 drives in tooth bar 33 rotation process at oil cylinder 24, is left and right motion with the motion of oil cylinder 24.Angle demodulator 35 is touched end 258 with one of two-way travel switch valve 25 and is touched setting mutually.
Rotary disc assembly 32 includes three bending hoop axles 321, this bending hoop axle 321 is all movably screwed in body 1 upper surface, and be respectively installed with roller cylinder 322, this roller cylinder 322 is needle-type roller cylinder 322, when making reinforcing bar bending on rotary disc assembly 32, by the roller cylinder 322 on bending hoop axle 321, what produce between reinforcing bar and rotary disc assembly 32 is roller friction, the sliding friction of traditional stirrup bender is replaced by rolling friction, rotary disc assembly 32 can be reduced and by the fretting wear of bar bending, play the bending efficiency improving reinforcing bar, save energy loss, the effect increased the service life.
When hydraulic reinforcing-steel hoop bending machine comes into operation, according to size and the bending hoop angle of reinforcing bar, the position of adjustment bending hoop axle 321, angle demodulator 35 and location-plate 34, start pump group 22, now oil cylinder 24 is in retracted position, the oil-feed port 252 of two-way travel switch valve 25 is opened, and steps on foot-operated hydraulicdirectional control valve group 21, and foot-operated hydraulicdirectional control valve group 21 commutates.Now hydraulic oil enters from oil-feed port 252, go out from the first fuel-displaced port 251, enter the first oil-feed port 2101 again, go out from the first oil-out 2105, enter the first port 241, drive oil cylinder 24, then go out from the second port 242, enter the second oil-out 2106 again, get back to fuel tank 23 from the second oil return port 2104.Now oil cylinder 24 is overhanging, band carry-over bar 33 is together overhanging with two-way travel switch valve 25, promote rotary disc assembly 32 to rotate, moment reinforcement, when angle demodulator 35 encountered by two-way travel switch valve 25, the second fuel-displaced port 253 of two-way travel switch valve 25 is opened, and hydraulic oil enters the second oil-feed port 2102 of foot-operated hydraulicdirectional control valve group 21 from the second fuel-displaced port 253, promote change-over valve core 2109, foot-operated hydraulicdirectional control valve group 21 commutates.Hydraulic oil enters from the second oil-feed port 2102 of foot-operated hydraulicdirectional control valve group 21, go out from the second hydraulic fluid port, the second port 242 arriving oil cylinder 24 again enters, oil cylinder 24 is driven to retract, go out from the first port 241 again, enter into the first hydraulic fluid port, get back to fuel tank 23 by the first oil return port 2103, complete a bending angle thus.
In sum, this novel oil-collecting cylinder 24, tooth bar 33 and two-way travel switch valve 25 are in one, and structure is simple, improve reliability, reduce costs, and adopt needle-type roller cylinder 322, decrease friction, improve efficiency, save energy.
The above is only a kind of embodiment of the present utility model; it should be pointed out that to those skilled in the art, under the prerequisite not departing from the utility model creation design; can also make some similar distortion and improvement, these also should be considered as within protection domain of the present utility model.
Claims (5)
1. a hydraulic reinforcing-steel hoop bending machine, comprise body (1), hydraulic system (2) and bending mechanism (3), wherein hydraulic system (2) is located in body (1), it comprises foot-operated hydraulicdirectional control valve group (21), pump group (22), fuel tank (23), oil cylinder (24) and two-way travel switch valve (25), it is characterized in that: described foot-operated hydraulicdirectional control valve group (21) is provided with the first oil-feed port (2101), second oil-feed port (2102), first oil return port (2103), second oil return port (2104), first oil-out (2105) and the second oil-out (2106), described two-way travel switch valve (25) is provided with the first fuel-displaced port (251), oil-feed port (252) and the second fuel-displaced port (253), described oil cylinder (24) is provided with the first port (241) and the second port (242), wherein said oil-feed port (252), first oil return port (2103) and the second oil return port (2104) are connected to described fuel tank (23), described first oil-out (2105) connects described first port (241), described second oil-out (2106) connects described second port (242), described second fuel-displaced port (253) connects described second oil-feed port (2102), described first fuel-displaced port (251) connects described first oil-feed port (2101).
2. a kind of hydraulic reinforcing-steel hoop bending machine according to claim 1, it is characterized in that: described foot-operated hydraulicdirectional control valve group (21) also comprises push rod (2107), change valve (2108), change-over valve core (2109), left valve gap (2110) and right valve gap (2111), described change valve (2108) is provided with successively the first oil return port (2103), first oil-out (2105), first oil-feed port (2101), second oil-out (2106) and the second oil return port (2104), described left valve gap (2110) and right valve gap (2111) are covered on the two ends of change valve (2108) respectively, described push rod (2107) is arranged in left valve gap (2110), described right valve gap (2111) is provided with the second oil-feed port (2102), described change-over valve core (2109) is located in change valve (2108), described push rod (2107) is connected with change-over valve core (2109).
3. a kind of hydraulic reinforcing-steel hoop bending machine according to claim 1, it is characterized in that: described two-way travel switch valve (25) also comprises two-way valve valve body (254), two-way valve spool (255), two valve gaps (256) and two springs (257), described two-way valve valve body (254) is provided with successively the first fuel-displaced port (251), oil-feed port (252) and the second fuel-displaced port (253), described valve gap (256) is covered on two-way valve valve body (254) two ends respectively, described two-way valve spool (255) is located in two-way valve valve body (254), two-way valve spool (255) two ends are convexly equipped with touching end (258) respectively, this touching end (258) is all arranged in valve gap (256), described spring (257) is all sheathed on touching end (258), its one end is butted on valve gap (256), the other end is butted on two-way valve spool (255).
4. a kind of hydraulic reinforcing-steel hoop bending machine according to claim 1, it is characterized in that: described bending mechanism (3) comprises base plate (31), rotary disc assembly (32), tooth bar (33), location-plate (34) and angle demodulator (35), described rotary disc assembly (32) is arranged in described body (1) upper end, described location-plate (34) is positioned at body (1) upper surface and is positioned at rotary disc assembly (32) side, described base plate (31) is connected to described rotary disc assembly (32) lower end, described angle demodulator (35) and two-way travel switch valve (25) are located on base plate (31), described oil cylinder (24) is articulated and connected between body (1) upper end and base plate (31), described tooth bar (33) is in transmission connection in described oil cylinder (24), rotary disc assembly (32) and two-way travel switch valve (25), described angle demodulator (35) is touched with one of two-way travel switch valve (25) and is held (258) to touch setting mutually.
5. a kind of hydraulic reinforcing-steel hoop bending machine according to claim 4, it is characterized in that: described rotary disc assembly (32) includes at least one bending hoop axle (321), this bending hoop axle (321) is movably fixed on described body (1) upper surface, and is respectively installed with roller cylinder (322).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420326456.2U CN204018592U (en) | 2014-06-18 | 2014-06-18 | A kind of hydraulic reinforcing-steel hoop bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420326456.2U CN204018592U (en) | 2014-06-18 | 2014-06-18 | A kind of hydraulic reinforcing-steel hoop bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204018592U true CN204018592U (en) | 2014-12-17 |
Family
ID=52058503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420326456.2U Expired - Fee Related CN204018592U (en) | 2014-06-18 | 2014-06-18 | A kind of hydraulic reinforcing-steel hoop bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204018592U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106903241A (en) * | 2017-04-11 | 2017-06-30 | 吕伟健 | Hoop bender automatic cycle angular transformation mechanism |
-
2014
- 2014-06-18 CN CN201420326456.2U patent/CN204018592U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106903241A (en) * | 2017-04-11 | 2017-06-30 | 吕伟健 | Hoop bender automatic cycle angular transformation mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203199939U (en) | Secondary lifting trolley for four-post lifting machine for parking | |
| CN202132585U (en) | Pneumatic actuator | |
| CN204018592U (en) | A kind of hydraulic reinforcing-steel hoop bending machine | |
| CN202280826U (en) | Hydraulically-controlled speed change mechanism | |
| CN204147927U (en) | A kind of hydraulic system and roll squeezer | |
| CN204082721U (en) | A kind of fluid pressure drive device of lifting machine | |
| CN201186312Y (en) | Hydraulic synchronous device of rolling machine work roll | |
| CN204873752U (en) | Fork truck presss from both sides with fragment of brick that floats entirely | |
| CN203147008U (en) | Link plate coordinated type reversing valve | |
| CN206500598U (en) | A kind of continuous casting billet aligning device of continuous casting billet rollgang | |
| CN105239936A (en) | Vehicle-mounted energy accumulating hydraulic workover rig | |
| CN201991859U (en) | Four-path pedal pilot valve | |
| CN201553567U (en) | Fork hoisting machine telescopic arm capable of expanding flexibly | |
| CN206511899U (en) | A kind of novel hydraulic push unit | |
| CN205085200U (en) | Hand -hydraulic pipe bender | |
| CN204074847U (en) | Hydraulic pipe bender | |
| CN202089106U (en) | Single hydraulic cylinder steering mechanism for articulated loaders | |
| CN204074919U (en) | A kind of rotation laminating mechanism of mould | |
| CN202516891U (en) | Oil pump motor assembly for hydraulic bending machine | |
| CN202829258U (en) | Small backhoe sucker | |
| CN204172386U (en) | Force-increasing mechanism and comprise its forcing press | |
| CN207945140U (en) | A kind of double acting main valve cylinder system automatically controlled | |
| CN203130639U (en) | Bi-directional floating cylinder control device of hydraulic universal testing machine | |
| CN207750310U (en) | A kind of hydraulic oil cylinder driving push rod structure | |
| CN2652999Y (en) | Pile press hydraulic system of hydraulic pile press |
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 |
Granted publication date: 20141217 Termination date: 20200618 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |