CN203161696U - Linkage expansion valve applied to bending mechanism of reinforcing steel bar forming machine - Google Patents
Linkage expansion valve applied to bending mechanism of reinforcing steel bar forming machine Download PDFInfo
- Publication number
- CN203161696U CN203161696U CN 201320070480 CN201320070480U CN203161696U CN 203161696 U CN203161696 U CN 203161696U CN 201320070480 CN201320070480 CN 201320070480 CN 201320070480 U CN201320070480 U CN 201320070480U CN 203161696 U CN203161696 U CN 203161696U
- Authority
- CN
- China
- Prior art keywords
- cavity
- oil
- oil duct
- valve
- expansion valve
- 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.)
- Withdrawn - After Issue
Links
Images
Abstract
The utility model discloses a linkage expansion valve applied to a bending mechanism of a reinforcing steel bar forming machine. The linkage expansion valve comprises a valve and an expansion valve pin. The valve is connected to an oil circuit of an oil cylinder, and the expansion valve pin is mounted on the valve. The linkage expansion valve has the advantages that linkage control can be carried out by the aid of the oil circuit of the oil cylinder, so that the expansion valve pin can stretch out before the oil cylinder acts and can be automatically retracted after the oil cylinder acts, a linkage procedure of the linkage expansion valve does not need to be controlled by electronic equipment or manually guarded and operated, and effects of simplifying the structure of the linkage expansion valve and saving labor are realized; and the expansion valve is arranged in the oil circuit and acts by the aid of the oil pressure of the oil cylinder, accordingly, power is omitted, and the cost is saved.
Description
Technical field
The utility model relates to the angle bender accessory in a kind of technical field of buildings, particularly a kind of flexible valve of interlock that is applied to reinforcing bar molding machine bending mechanism.
Background technique
In construction engineering, usually use various reinforcing bars, stirrup also is a kind of of reinforcing bar, be mainly used in the position of fixing main reinforcement and make the various reinforcing bars of structural element inside form Framework Of Steel Reinforcement, stirrup for building has multiple shape, use very extensive, wherein the most commonly be bent into the stirrup skeleton frame of rectangle by the vertical bar reinforcing bar, this stirrup skeleton frame has five bent angles, as a rule need two bent angles of first bending, reverse end for end two bent angles of the bending the other end again, last manual at last bent angle of the middle part of reinforcing bar bending, carry out five Bending Processing altogether and make reinforcing bar be bent into rectangular shaped rim to obtain stirrup skeleton frame, its labor intensity is big, inefficiency.
Disclosing in first to file " a kind of multi-functional combined reinforced bar automatic moulding machine " of the applicant is a kind of for the automatic moulding machine that bends reinforcing bar, comprise frame, frame is provided with fixed arm, swing arm, the swing mechanism of control swinging arm, be separately positioned on the bending mechanism that is used for the bending reinforcing bar in fixed arm and the swing arm, this automatic moulding machine utilizes two bending mechanisms being arranged on the fixed arm that two end angles of reinforcing bar are bent earlier, and then utilize the swing of swing arm and two top bending mechanisms thereof to bend three remaining angles of reinforcing bar simultaneously, realized on a machine, reinforcing bar being carried out the bending of five places.The rotating disk that bending mechanism wherein includes the power cylinder that is used to the bending reinforcing bar that power is provided, driven by gear train by power cylinder and be arranged on the rotary pin shaft and the central pin shaft that are used for the bending reinforcing bar on the rotating disk.Bending mechanism on the fixed arm of above-mentioned automatic moulding machine is when the bending reinforcing bar, rotary pin shaft and central pin shaft are all stretched out above rotating disk, it is motionless that central pin shaft keeps, and rotary pin shaft bends the reinforcing bar that is placed between rotary pin shaft and the central pin shaft with dial rotation; After reinforcing bar was finished bending, central pin shaft drove control by another telescopic oil cylinder and drops to below rotary table, made things convenient for reinforcing bar to move to carry out next step bending operation.Central pin shaft adopts the another one power source to drive, and increases dynamic component, improves cost of production; Therefore in addition, the lifting action of central pin shaft must match with the bending process of reinforcing bar, needs to add the electronic equipment control that links, and makes the structure of molding machine become complicated, is difficult to maintenance.
The model utility content
In order to solve the problems of the technologies described above, the purpose of this utility model provides a kind of flexible valve of interlock that is applied to reinforcing bar molding machine bending mechanism, and this flexible valve arrangement is simple, can utilize the oil cylinder oil circuit that power is provided, and realizes interlock control with power cylinder.
The technological scheme that the utility model adopts is:
A kind of flexible valve of interlock that is applied to reinforcing bar molding machine bending mechanism, comprise valve body, be provided with the cavity of cylindricality in the described valve body, the flexible valve pin that moves up and down along the cavity of cylindricality is installed in the described cavity, described flexible valve pin is provided with the annular protrusion that diameter equates with the cavity internal diameter; Described valve body is provided with filler opening and the oil outlet that connects oil pipe, described filler opening and oil outlet lay respectively at the two ends of cavity, filler opening is communicated with cavity by oil duct I, oil outlet is communicated with cavity by oil duct II, be provided with two one-way valves between described oil duct I and the oil duct II, wherein be communicated with cavity and oil duct I near the one-way valve of oil duct I and make medium from cavity flow to oil duct I, near the one-way valve of oil duct II be communicated with cavity and oil duct II and make medium from cavity flow to oil duct II.
Flexible valve of the present utility model utilizes oil pipe and power cylinder to couple together respectively filler opening and oil outlet earlier before use, through the cavity of flexible valve, is back to the closed circuit of power cylinder again after the formation medium flows out from power cylinder; Power cylinder is when work, its inside provides the medium (being preferably oil) of pressure to flow into the cavity of flexible valve earlier by filler opening, rely on pressure that flexible valve pin is upwards pushed up, flexible valve pin is stretched out, when the annular protrusion of flexible valve pin passes through the one-way valve of close oil duct II, medium in the cavity flows to oil outlet through this one-way valve, and is back to power cylinder from oil outlet, pushes the piston action acting of oil cylinder; After power cylinder is finished acting, the piston retraction, make the medium reverse flow in the closed circuit, enter its cavity from the oil outlet of flexible valve, and provide pressure flexible valve pin to pressing down, make flexible valve pin withdrawal, when the annular protrusion of flexible valve pin by near the one-way valve of oil duct I the time, medium in the cavity flows to filler opening through this one-way valve, and is back to power cylinder from filler opening.
As further improvement in the technical proposal, described one-way valve comprises that described stage clip is pressed on piston at the connection mouth place of one-way valve and cavity for the piston that stops up one-way valve and cavity connection mouth and for the stage clip of clamping piston.When medium during from cavity flow to one-way valve, its pressure direction to piston is opposite with the pressure direction of stage clip, can inwardly push piston open and make medium enter one-way valve smoothly; When medium flowed to cavity from one-way valve, its pressure direction to piston was identical with the pressure direction of stage clip, further clamping piston, and not conducting of one-way valve, medium can not enter into cavity from one-way valve, has realized the one-way flow control of medium.
Further, the connection mouth of described one-way valve and cavity radius from inside to outside dwindles gradually, and described piston is steel ball.One-way valve and the connection mouth place of cavity be preferably can with the fine conical surface that cooperates of steel ball piston, stage clip is pressed on the steel ball piston on the conical surface.This one-way valve simple in structure made easily, and respond well.
The beneficial effects of the utility model are:
Flexible valve of the present utility model utilizes the control that links of oil cylinder oil circuit, can before cylinder action, stretch out flexible valve pin, the flexible valve pin of behind cylinder action, withdrawing automatically again, its linkage process does not need to adopt electronic equipment to control or manually keeps an eye on operation, reaches simplified structure, saving labour force's effect; Simultaneously, because flexible valve is arranged in the oil circuit, utilize the oil pressure of oil cylinder to move, do not need to provide in addition power, save cost.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is the schematic representation of the bending mechanism in the reinforcing bar automatic moulding machine;
Fig. 2 be among Fig. 1 A-A to sectional view (bottom is the flexible valve of retracted mode);
Fig. 3 is the enlarged diagram at B place among Fig. 2;
Fig. 4 is the flexible valve of the utility model and oil circuit schematic representation (retracted mode) after oil cylinder is connected;
Fig. 5 is the flexible valve of the utility model and oil circuit schematic representation (stretching out state) after oil cylinder is connected;
Fig. 6 is the perspective view of bending mechanism under the retracted mode of flexible valve;
Fig. 7 is the perspective view of bending mechanism under the state that stretches out of flexible valve.
Embodiment
Referring to figs. 1 through Fig. 3, a kind of flexible valve of interlock that is applied to reinforcing bar molding machine bending mechanism that the utility model provides, comprise valve body 1, be provided with the cavity 2 of cylindricality in the valve body 1, the flexible valve pin 3 that moves up and down along the cavity 2 of cylindricality is installed in the cavity 2, and flexible valve pin 3 is provided with the annular protrusion 31 that radius equates with cavity 2 internal diameters; Described valve body 1 is provided with filler opening 4 and oil outlet 5, filler opening 4 and oil outlet 5 are separately positioned on the two ends of cavity 2, filler opening 4 is communicated with cavity 2 by oil duct I 6, oil outlet 5 is communicated with cavity 2 by oil duct II 7, be provided with two one-way valves 8 between oil duct I 6 and the oil duct II 7, wherein the one-way valve 8 near oil duct I 6 is communicated with cavity 2 and oil duct I 6 and makes medium flow to oil duct I 6 from cavity 2, and the one-way valve 8 of close oil duct II 7 is communicated with cavity 2 and oil duct II 7 and makes medium flow to oil duct II 7 from cavity 2.
Described one-way valve 8 comprises for stopping up one-way valve 8 and the piston 81 of cavity 2 connection mouths and the stage clip 82 that is used for clamping piston 81, wherein piston 81 is preferably steel ball, one-way valve 8 and the connection mouth place of cavity 2 be preferably can with the steel ball piston 81 fine conical surfaces that cooperate, the radius of this conical surface outwards dwindles in one-way valve gradually, and described stage clip 82 is pressed on piston 81 on the conical surface.This one-way valve 8 simple in structure made easily, and respond well, and when medium flowed to one-way valve 8 from cavity 2, its pressure direction to steel ball piston 81 was opposite with the pressure direction of stage clip 82, can inwardly push steel ball piston 81 open and make medium enter one-way valve 8 smoothly; When medium flows to cavity 2 from one-way valve 8, its pressure direction to steel ball piston 81 is identical with the pressure direction of stage clip 82, further clamping piston 81, one-way valve 8 not conductings, medium can not enter into cavity 2 from one-way valve 8, has realized the one-way flow control of medium.
As Fig. 4, shown in Figure 5, flexible valve of the present utility model before use, utilize oil pipe 9 and power cylinder 10 to couple together respectively filler opening 4 and oil outlet 5 earlier, through the cavity 2 of flexible valve, be back to the closed circuit of power cylinder 10 again after the formation medium flows out from power cylinder 10; With reference to Fig. 5, power cylinder 10 is when work, and its inside provides the medium (being preferably oil) of pressure to pass through the cavity 2 that filler opening 4 flows into flexible valve earlier, relies on pressure that flexible valve pin 3 is upwards pushed up, and flexible valve pin 3 is stretched out, as shown in Figure 7; When the annular protrusion 31 of flexible valve pin 3 passed through the one-way valve 8 of close oil duct II 7, the media in the cavity 2 flow to oil outlet 5 through this one-way valve 8, and are back to power cylinder 10 from oil outlet 5, pushed the piston action acting of oil cylinder; With reference to Fig. 4, after power cylinder 10 was finished acting, piston retraction made the medium reverse flow in the closed circuit, entered its cavity 2 from the oil outlet 5 of flexible valve, and provide pressure flexible valve pin 3 to pressing down, flexible valve pin 3 is withdrawn, as shown in Figure 6; When the annular protrusion 31 of flexible valve pin 3 passed through the one-way valve 8 of close oil duct I 6, the media in the cavity 2 flow to filler opening 4 through this one-way valve 8, and are back to power cylinder 10 from filler opening 4.
The flexible valve of interlock of the present utility model is mainly used on the bending mechanism of reinforcing bar molding machine, utilize the control that links of oil cylinder oil circuit, can before cylinder action, stretch out flexible valve pin 3, the flexible valve pin 3 of behind cylinder action, withdrawing automatically again, its linkage process does not need to adopt electronic equipment to control or manually keeps an eye on operation, reaches simplified structure, saving labour force's effect; Simultaneously, because flexible valve is arranged in the oil circuit, utilize the oil pressure of oil cylinder to move, do not need to provide in addition power, save cost.
Below only be preferential mode of execution of the present utility model, as long as realize that with basic identical means the technological scheme of the utility model purpose all belongs within the protection domain of the present utility model.
Claims (3)
1. flexible valve of the interlock that is applied to reinforcing bar molding machine bending mechanism, comprise valve body (1), be provided with the cavity (2) of cylindricality in the described valve body (1), the flexible valve pin (3) that cavity (2) along cylindricality moves up and down is installed in the described cavity (2), and described flexible valve pin (3) is provided with the annular protrusion (31) that diameter equates with cavity (2) internal diameter; Described valve body (1) is provided with filler opening (4) and the oil outlet (5) that connects oil pipe, described filler opening (4) and oil outlet (5) lay respectively at the two ends of cavity (2), filler opening (4) is by oil duct I(6) be communicated with cavity (2), oil outlet (5) is by oil duct II(7) be communicated with cavity (2), it is characterized in that: described oil duct I(6) and oil duct II(7) between be provided with two one-way valves (8), wherein near oil duct I(6) one-way valve (8) be communicated with cavity (2) and oil duct I(6) and make medium flow to oil duct I(6 from cavity (2)), near oil duct II(7) one-way valve (8) connection cavity (2) and oil duct II(7) and make medium flow to oil duct II(7 from cavity (2)).
2. the flexible valve of a kind of interlock that is applied to reinforcing bar molding machine bending mechanism according to claim 1, it is characterized in that: described one-way valve (8) comprises that described stage clip (82) is pressed on piston (81) at the connection mouth place of one-way valve (8) and cavity (2) for stopping up one-way valve (8) and the piston (81) of cavity (2) connection mouth and the stage clip (82) that is used for clamping piston (81).
3. the flexible valve of a kind of interlock that is applied to reinforcing bar molding machine bending mechanism according to claim 2 is characterized in that: the connection mouth of described one-way valve (8) and cavity (2) radius from inside to outside dwindles gradually, and described piston (81) is steel ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320070480 CN203161696U (en) | 2013-02-06 | 2013-02-06 | Linkage expansion valve applied to bending mechanism of reinforcing steel bar forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320070480 CN203161696U (en) | 2013-02-06 | 2013-02-06 | Linkage expansion valve applied to bending mechanism of reinforcing steel bar forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203161696U true CN203161696U (en) | 2013-08-28 |
Family
ID=49022883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320070480 Withdrawn - After Issue CN203161696U (en) | 2013-02-06 | 2013-02-06 | Linkage expansion valve applied to bending mechanism of reinforcing steel bar forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203161696U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089739A (en) * | 2013-02-06 | 2013-05-08 | 冯广建 | Linkage telescopic valve applied to rebar forming machine bending mechanism |
-
2013
- 2013-02-06 CN CN 201320070480 patent/CN203161696U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089739A (en) * | 2013-02-06 | 2013-05-08 | 冯广建 | Linkage telescopic valve applied to rebar forming machine bending mechanism |
| CN103089739B (en) * | 2013-02-06 | 2015-04-15 | 冯广建 | Linkage telescopic valve applied to rebar forming machine bending mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206966378U (en) | Compressor oil pipe bending machine | |
| CN103089739B (en) | Linkage telescopic valve applied to rebar forming machine bending mechanism | |
| CN205661035U (en) | Plastic shield prebalelling pipe machine | |
| CN203161696U (en) | Linkage expansion valve applied to bending mechanism of reinforcing steel bar forming machine | |
| CN206335008U (en) | Tube bending processing unit (plant) | |
| CN207697046U (en) | A kind of draft gear of heavy wall plastics lined pipe | |
| CN202685155U (en) | Automobile engine air-outlet pipe circular arc core-pulling mechanism | |
| CN205222271U (en) | Crawler -type dragging machine | |
| CN209304922U (en) | A kind of core-pulling mechanism for injection mold of tee tube | |
| CN206109730U (en) | Tentering setting machine's bypass pneumatic brake device | |
| CN216520004U (en) | A hydraulic pipeline supports connecting device for hydraulic engineering | |
| CN207026369U (en) | A kind of reinforcing bar straightening apparatus of construction | |
| CN215845067U (en) | Large sleeve pipe bending equipment | |
| CN208854958U (en) | A kind of pulled core structure with big radian bending mould | |
| CN205151653U (en) | Panel automatic lifting device | |
| CN204826625U (en) | Circular post job -specific formwork of minor diameter | |
| CN204867188U (en) | Crooked bar straightener of portable many function high tensile reinforcements at most | |
| CN207643759U (en) | PVC electrical casing pipe bend pipe enlarging apparatus | |
| CN207062232U (en) | Candle machine manpower-free hangs wax wire folder cake wax | |
| CN107386631B (en) | A kind of concrete blinding facilitating installation | |
| CN209465594U (en) | A kind of stamping die Work-piece picking device | |
| CN205191050U (en) | Device that tries water of tap inlet opening | |
| CN204321892U (en) | A kind of force saddle tongs | |
| CN201457746U (en) | Synchronous drive mechanism between screw rod and pressure plate | |
| CN214239509U (en) | Special-shaped forming device for acrylic plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130828 Effective date of abandoning: 20150415 |
|
| RGAV | Abandon patent right to avoid regrant |