CN210677852U - Four protect valve finish machining systems - Google Patents
Four protect valve finish machining systems Download PDFInfo
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- CN210677852U CN210677852U CN201921577285.XU CN201921577285U CN210677852U CN 210677852 U CN210677852 U CN 210677852U CN 201921577285 U CN201921577285 U CN 201921577285U CN 210677852 U CN210677852 U CN 210677852U
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Abstract
The utility model relates to a four protect valve finish machining system, include the frame and set up the processing platform in the frame, the both ends that just are located processing platform length direction in the frame are provided with servo motor and bearing frame respectively, both ends at processing platform length direction are fixed with the rotor plate, the rotor plate is coaxial setting respectively on servo motor's rotation end and bearing frame, and be provided with the positioning unit who is used for injecing the valve body position and be used for the fixed unit of fixed valve body on the processing platform, the location before realizing the valve body finish machining is fixed, and drive the processing platform when control servo motor and rotate, the realization is processed the valve port on the valve body, reduce the double-layered number of times of adorning of different valve ports on the processing valve body, make valve body processing benchmark unified, promote the finish machining's of.
Description
Technical Field
The utility model belongs to the technical field of the technique of four guarantor valve processing and specifically relates to a four guarantor valve finish machining systems.
Background
The four-protection valve is used in a multi-loop gas braking system of an automobile, and when one loop in the gas braking system fails, the four-protection valve can enable inflation and gas supply of other loops not to be affected. The four-circuit protection valve divides the whole vehicle gas circuit into four mutually-connected and mutually-independent circuits, and when any one circuit has a fault (such as disconnection and leakage), the normal work and inflation of other circuits are not influenced.
The existing four-protection valve comprises a valve body 10, the valve body 10 is mostly formed by integral casting, as shown in fig. 1 and fig. 2, wherein the upper, lower, left and right sides are based on the placement position in fig. 1, a plurality of loops are arranged in the valve body 10, wherein the lower end of the valve body 10 is provided with four first valve ports 101, the upper end of the valve body 10 is provided with a second valve port 102, the front end of the valve body 10 is provided with a third valve port 103, the right end of the valve body 10 is provided with a fourth valve port 104, and the rear end of the valve body 10 is provided with a fifth four valve ports 105.
The above prior art solutions have the following drawbacks:
the inner diameters of a second valve port, a third valve port and a fifth valve port in the valve body formed by casting need to be corrected, so that the assembly of a subsequent air reservoir and an air pipe communicated with the valve port needs to be assembled, the valve port needs to be drilled and cut, but most of the existing valve bodies are directly extruded in the circumferential direction by a three-jaw chuck, and the three-jaw chuck has high clamping difficulty and low positioning precision of the air reservoir due to the irregularity of the circumferential side of the valve body, so that the finish machining of each valve port is not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a four protect valve finish machining system, the rigidity when the processing position and the fixed unit that guarantee the valve body man-hour of driving the valve body through the positioning unit promotes the machining precision and the convenience of valve body.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a four-protection valve finish machining system is used for positioning and fixing the machining position of a valve body and comprises a rack, a machining platform arranged on the rack, a positioning unit arranged on the machining platform and a fixing unit;
the positioning unit comprises a reference plate fixed on the processing platform and positioning pins arranged on the reference plate, a pair of positioning pins are arranged, and the positioning pins are respectively embedded in different first valve ports;
the fixed unit comprises oil cylinders which are respectively arranged on the processing platform and positioned on the left side and the right side of the valve body, a pressing plate rotating on a vertical plane is hinged to the piston end of each oil cylinder, and one end, far away from the oil cylinders, of the pressing plate is extruded on the upward end face of the valve body.
Through adopting above-mentioned technical scheme, when placing the valve body on the positioning unit, the locating pin inlays respectively with different valve port one and establishes the cooperation, and then has injectd the valve body in the position of horizontal plane, then rotates through having hydro-cylinder drive clamp plate for the clamp plate butt realizes the fixed to the valve body in valve body up terminal surface, promotes the machining precision and the convenience of valve body.
The utility model discloses further set up to: the positioning device is characterized in that the reference plate is provided with a pair of positioning seats, the upper ends of the positioning seats are provided with insertion grooves along the vertical direction, the lower ends of the positioning pins are embedded in the insertion grooves in a sliding mode, supporting springs used for supporting the positioning pins are arranged in the insertion grooves, the positioning pins are in a round table shape, and the diameters of the upper ends of the positioning pins are smaller than those of the lower ends of the positioning pins.
Through adopting above-mentioned technical scheme, when placing the valve body on the benchmark board, the locating pin inlays respectively with non-adjacent valve port one and establishes the cooperation, owing to there is the valve body of different models, the size of its valve port one also exists differently, the locating pin of round platform form can adapt to the valve port one of cooperation different sizes to after the locating pin inlays and locates valve port one, the valve body promotes the locating pin and removes in to the inserting groove, and supporting spring supports the locating pin all the time and stably inlays and locates valve port one, and then guarantees the stable positioning before the valve body processing.
The utility model discloses further set up to: supporting blocks are arranged on the reference plate at intervals in the circumferential direction, and reference blocks for supporting the lower end of the valve body are arranged at the upper ends of the supporting blocks.
Through adopting above-mentioned technical scheme, when the valve body was placed on the positioning unit, until valve body lower extreme and reference block butt, and then guarantee the high position of valve body in vertical direction, promote the accurate nature of valve body location.
The utility model discloses further set up to: the upper end of the reference block is provided with an air outlet along the vertical direction, the processing platform is provided with an air inlet, and the supporting block and the reference plate are internally provided with a communicating air circuit for communicating the air outlet and the air inlet.
Through adopting above-mentioned technical scheme, when the location valve body, with gaseous through inlet port, intercommunication gas circuit and discharge from the venthole at last, when the valve body location is accurate, the venthole is sealed by the valve body completely, through observing whether there is gaseous emission in the venthole, the further positioning accuracy who confirms the valve body.
The utility model discloses further set up to: an air pressure detection device is arranged in the communicating air path, and an induction switch is arranged in the oil cylinder;
the air pressure detection device comprises: the air pressure detecting device is used for detecting an air pressure value and sending a starting signal to the inductive switch when the air pressure value is increased;
an induction switch: the piston is used for receiving the opening signal to extend the piston of the oil cylinder.
Through adopting above-mentioned technical scheme, when the valve body closed venthole, atmospheric pressure in the trachea increased for atmospheric pressure detection device accepts the atmospheric pressure and rises the signal, and to inductive switch transmission start signal, makes the hydro-cylinder open, realizes that the clamp plate rotates the extrusion of valve body fixed.
The utility model discloses further set up to: the circumference interval is provided with the reference column on the benchmark board, the reference column butt is in the periphery of valve body.
Through adopting above-mentioned technical scheme, the reference column butt is in valve body week side, and then has injectd the removal and the rotation of valve body in the horizontal direction, promotes the location accuracy of valve body.
The utility model discloses further set up to: the frame is including being fixed in the rotor plate at processing platform both ends, the axis of rotor plate extends along the horizontal direction, just the frame still includes servo motor, servo motor's rotation end is coaxial to be fixed in on the rotor plate, be first processing state when the rotor plate level, then the rotor plate is the second processing state at vertical plane rotation degree, and finally the rotor plate is the third processing state at vertical plane rotation degree.
Through adopting above-mentioned technical scheme, both ends at processing platform length direction are fixed with the rotor plate, the rotor plate is coaxial setting respectively on servo motor's rotation end and bearing frame, and be provided with the fixed unit that is used for injecing the positioning unit of valve body position and is used for fixed valve body on processing platform, the location before realizing the valve body finish machining is fixed, and drive processing platform when control servo motor and rotate, the realization is processed the valve port on the valve body, reduce the clamp dress number of times of different valve ports on the processing valve body, make the valve body processing benchmark unified, promote the finish machining's of valve body efficiency and precision.
To sum up, the utility model discloses a beneficial technological effect does:
place the valve body on the benchmark board, the locating pin inlays and locates in the valve port of valve body one, and the reference column butt is in the periphery of valve body, until valve body and benchmark piece butt, the venthole on the valve body closed benchmark piece simultaneously, and then the hydro-cylinder starts for the clamp plate rotates and extrudes fixed valve body, realizes the location of valve body in order fixed, promotes the machining precision of valve body.
Drawings
FIG. 1 is a schematic view of a valve body with a first valve port, a third valve port and a fourth valve port;
FIG. 2 is a schematic view of a second valve port and a fifth valve port of the valve body;
FIG. 3 is a schematic diagram of a four-protection valve finishing system assembly;
FIG. 4 is a schematic diagram for showing the structure of the positioning unit and the fixing unit;
FIG. 5 is an exploded view for embodying the locating pin mounting structure;
in the figure, 1, a frame; 2. a processing platform; 3. a rotating plate; 4. a servo motor; 5. a bearing seat; 61. a reference plate; 62. positioning seats; 621. inserting grooves; 622. a support spring; 623. positioning pins; 63. a support block; 631. a reference block; 632. an air outlet; 8. a positioning column; 91. an oil cylinder; 93. pressing a plate; 10. a valve body; 101. a first valve port; 102. a second valve port; 103. a valve port III; 104. a valve port IV; 105. and a valve port five.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 3 and 4, a four-protection valve finishing system comprises a machine frame 1 and a processing platform 2 arranged on the machine frame 1, a servo motor 4 and a bearing seat 5 are respectively arranged on the machine frame 1 and at the two ends of the processing platform 2 in the length direction, the two ends of the processing platform 2 in the length direction are fixed with rotating plates 3, the rotating plates 3 are respectively and coaxially arranged on the rotating end of a servo motor 4 and a bearing seat 5, and a positioning unit for limiting the position of the valve body 10 (in combination with fig. 1 and 2) and a fixing unit for fixing the valve body 10 are arranged on the processing platform 2, so that the positioning and fixing of the valve body 10 before finish machining are realized, and when the servo motor 4 is controlled to drive the processing platform 2 to rotate, the valve port on the valve body 10 is processed, the clamping times of processing different valve ports on the valve body 10 are reduced, so that the processing standard of the valve body 10 is uniform, and the efficiency and the precision of the finish machining of the valve body 10 are improved.
As shown in fig. 4 and 5, the processing platform 2 is initially kept horizontal, the positioning unit includes a reference plate 61 fixed on the processing platform 2, a pair of positioning seats 62 is disposed on the reference plate 61, an insertion groove 621 is disposed at an upper end of the positioning seat 62 along a vertical direction, a supporting spring 622 and a positioning pin 623 are embedded in the insertion groove 621, the upper end of the supporting spring 622 abuts against a lower end of the positioning pin 623, the positioning pin 623 is in a circular truncated cone shape, and a diameter of the upper end of the positioning pin 623 is smaller than a diameter of the lower end of the positioning pin 623; when the valve body 10 is placed on the reference plate 61, the positioning pins 623 are respectively embedded and matched with the non-adjacent valve ports I101, due to the fact that the valve bodies 10 of different models exist, the sizes of the valve ports I101 are different, the circular truncated cone-shaped positioning pins 623 can be matched with the valve ports I101 of different sizes in an adaptive mode, the positioning pins 623 are embedded in the valve ports I101, the valve body 10 pushes the positioning pins 623 to move into the insertion grooves 621, the supporting springs 622 always support the positioning pins 623 to be stably embedded in the valve ports I101, and stable positioning before machining of the valve body 10 is guaranteed.
And be provided with four supporting seats 63 at the interval of circumference on benchmark board 61, there is the benchmark piece 631 in the processing of supporting seat 63, when valve body 10 placed on the positioning unit, until valve body 10 lower extreme and benchmark piece 631 butt, and then guarantee valve body 10 at the high position of vertical direction, promote valve body 10 location accuracy. Meanwhile, an air outlet hole 632 is arranged on the reference block 631 in a penetrating manner along the vertical direction, a communicating air passage is arranged between the support block 63 and the reference plate 61, an air inlet hole is arranged on the processing platform 2, the communicating air passage connects the air inlet hole with the air outlet hole 632, an air supply device is fixed at the lower end of the processing platform 2, and an air pipe is connected between the air supply device and the air inlet hole; when the valve body 10 is positioned, the gas-feeding device feeds gas to sequentially pass through the gas pipe, the gas inlet hole, the communicating gas path and finally to be discharged from the gas outlet hole 632, when the valve body 10 is positioned accurately, the gas outlet hole 632 is completely sealed by the valve body 10, and the positioning precision of the valve body 10 is further determined by observing whether the gas outlet hole 632 discharges gas, such as hoarse gas, and the like.
As shown in fig. 4 and 5, the positioning unit further includes positioning pillars 8 circumferentially disposed on the reference plate 61 at intervals, and the positioning pillars 8 abut against the periphery of the valve body 10, so as to limit the movement and rotation of the valve body 10 in the horizontal direction, and improve the positioning accuracy of the valve body 10.
As shown in fig. 4 and 5, the fixing unit includes oil cylinders 91 respectively disposed on the processing platform 2 and located on left and right sides of the valve body 10, piston ends of the oil cylinders 91 extend along a vertical direction, and a pressing plate 93 is hinged to the piston ends of the oil cylinders 91, the middle of the pressing plate 93 is hinged to the upper end of the cylinder body of the oil cylinders 91, when the piston ends of the oil cylinders 91 extend upwards, the pressing plate 93 rotates in the vertical direction until one end of the pressing plate 93, which is far away from the oil cylinders 91, abuts against the valve body 10, and the valve body 10 is fixed.
An air pressure detection device and an air pressure meter are arranged in the air pipe between the air supply device and the air inlet hole, the air pressure detection device and the air pressure meter are used for detecting the air pressure value in the air pipe, and an induction switch is arranged in the oil cylinder 91; when the valve body 10 closes the air outlet 632, the air pressure in the air pipe increases, so that the air pressure detection device receives an air pressure increase signal and transmits a starting signal to the inductive switch, so that the oil cylinder 91 is opened, and the pressing plate 632 rotates to extrude and fix the valve body 10; or when the staff sees that the barometer reaches preset atmospheric pressure, manually open the hydro-cylinder, realize the purpose of fixed valve body 10.
The implementation principle of the embodiment is as follows:
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. A four-protection valve finishing system for locating and fixing a machining position of a valve body (10), characterized in that: the device comprises a rack (1), a processing platform (2) arranged on the rack (1), a positioning unit arranged on the processing platform (2) and a fixing unit;
the positioning unit comprises a reference plate (61) fixed on the processing platform (2) and positioning pins (623) arranged on the reference plate (61), a pair of positioning pins (623) are arranged, and the positioning pins (623) are respectively embedded in different valve ports I (101);
the fixed unit comprises oil cylinders (91) which are respectively arranged on the processing platform (2) and located on the left side and the right side of the valve body (10), a pressing plate (93) rotating on a vertical plane is hinged to a piston end of each oil cylinder (91), and one end, far away from the oil cylinders (91), of each pressing plate (93) is extruded on an upward end face of the valve body (10).
2. A four-protection valve finishing system according to claim 1, wherein: the positioning device is characterized in that a pair of positioning seats (62) are arranged on the reference plate (61), an insertion groove (621) is formed in the upper end of each positioning seat (62) in the vertical direction, the lower end of each positioning pin (623) is embedded in the insertion groove (621) in a sliding mode, a supporting spring (622) used for supporting each positioning pin (623) is arranged in the insertion groove (621), each positioning pin (623) is in a circular truncated cone shape, and the diameter of the upper end of each positioning pin (623) is smaller than that of the lower end of each positioning pin (623).
3. A four-protection valve finishing system according to claim 1, wherein: supporting blocks (63) are arranged on the reference plate (61) at intervals in the circumferential direction, and reference blocks (631) for supporting the lower end of the valve body (10) are arranged at the upper ends of the supporting blocks (63).
4. A four-protection valve finishing system according to claim 3, wherein: venthole (632) have been seted up along vertical direction to the upper end of reference block (631), the inlet port has been seted up on processing platform (2), set up the intercommunication gas circuit that is used for communicateing venthole (632) and inlet port in supporting shoe (63) and reference plate (61).
5. A four-protection valve finishing system according to claim 4, wherein: an air pressure detection device is arranged in the communicating air path, and an induction switch is arranged in the oil cylinder;
the air pressure detection device comprises: the air pressure detecting device is used for detecting an air pressure value and sending a starting signal to the inductive switch when the air pressure value is increased;
an induction switch: the piston is used for receiving an opening signal to extend the piston of the oil cylinder (91).
6. A four-protection valve finishing system according to claim 1, wherein: reference column (8) are arranged on reference plate (61) at interval in the circumferential direction, and reference column (8) butt in the periphery of valve body (10).
7. A four-protection valve finishing system according to claim 1, wherein: frame (1) is including rotor plate (3) that are fixed in processing platform (2) both ends, the axis of rotor plate (3) extends along the horizontal direction, just frame (1) still includes servo motor (4), the coaxial rotor plate (3) that is fixed in of rotation end of servo motor (4), be first processing state during rotor plate (3) level, then rotor plate (3) rotate 90 degrees at vertical plane and be the second processing state, and finally rotor plate (3) rotate 270 degrees at vertical plane and are the third processing state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921577285.XU CN210677852U (en) | 2019-09-20 | 2019-09-20 | Four protect valve finish machining systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921577285.XU CN210677852U (en) | 2019-09-20 | 2019-09-20 | Four protect valve finish machining systems |
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| Publication Number | Publication Date |
|---|---|
| CN210677852U true CN210677852U (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921577285.XU Active CN210677852U (en) | 2019-09-20 | 2019-09-20 | Four protect valve finish machining systems |
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| Country | Link |
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| CN (1) | CN210677852U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475900A (en) * | 2020-10-20 | 2021-03-12 | 绵阳恒弘机械制造有限责任公司 | Full-automatic control machining system and process for double-cylinder hole front brake caliper body |
| CN112475899A (en) * | 2020-10-20 | 2021-03-12 | 绵阳恒弘机械制造有限责任公司 | Full-automatic control machining system and process for single-cylinder hole rear brake caliper body |
-
2019
- 2019-09-20 CN CN201921577285.XU patent/CN210677852U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475900A (en) * | 2020-10-20 | 2021-03-12 | 绵阳恒弘机械制造有限责任公司 | Full-automatic control machining system and process for double-cylinder hole front brake caliper body |
| CN112475899A (en) * | 2020-10-20 | 2021-03-12 | 绵阳恒弘机械制造有限责任公司 | Full-automatic control machining system and process for single-cylinder hole rear brake caliper body |
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