CN204828115U - But device of automatically regulated inserted valve aperture - Google Patents
But device of automatically regulated inserted valve aperture Download PDFInfo
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- CN204828115U CN204828115U CN201520611378.5U CN201520611378U CN204828115U CN 204828115 U CN204828115 U CN 204828115U CN 201520611378 U CN201520611378 U CN 201520611378U CN 204828115 U CN204828115 U CN 204828115U
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- push rod
- adjustable lever
- valve gap
- plug
- speed reducer
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Abstract
The utility model provides a but device of automatically regulated inserted valve aperture, includes ejector pin, backing plate, cartridge valve gap, speed reducer and encoder, backing plate, cartridge valve gap, speed reducer and encoder cooperation are connected, in the ejector pin is inserted simultaneously and is located backing plate and cartridge valve gap, and the reducer drive connections ejector pin, being provided with the regulation pole through bearing mechanism in the cartridge valve gap, adjusting a pole end screw thread connection ejector pin, the speed reducer is connected in other end transmission, and the speed reducer comes and goes through regulation pole effect ejector pin and moves. Through bearing mechanism for setting up conical bearing and the flat housing on adjusting the pole. The utility model discloses can be fine control the inserted valve aperture is solved traditional controlling means ejector pin simultaneously and is blocked dead phenomenon easily, carries out very convenient control to hydraulic system speed. Its simple structure can independently assemble into the part, is applicable to production line production, in addition, installed lubricating arrangement additional, ability durable can extensively be applicable to on the speed control to various hydraulic pressure execution original paper.
Description
Technical field
The utility model relates to a kind of die casting machine cartridge valve aperture device, particularly a kind of device that automatically can regulate cartridge valve aperture.
Background technique
Chinese patent literature CN202147000U discloses a kind of spool stroke regulation structure of injection cartridge valve of die casting machine on February 22nd, 2012, and specifically disclose and comprise cartridge valve spool and plug-in mounting valve gap, in plug-in mounting valve gap, one end slip is provided with push rod, the in addition one end that can stretch into cartridge valve spool and has been threaded connection adjustable lever, it is characterized in that between cartridge valve spool and plug-in mounting valve gap, being provided with cartridge valve Cover Gasket plate, between cartridge valve Cover Gasket plate and push rod, be provided with balancing cylinder; Adjustable lever one end is connected with push rod, and one end is connected with the motor being arranged on plug-in mounting valve gap outside in addition; Described adjustable lever one end is stretched out connecting head and is connected with the right piston rod back segment end of push rod, and one end is provided with screw thread and is connected with plug-in mounting valve gap in addition, and is connected with the hollow shaft of motor, the encoder axle of encoder successively by feather key.The movement of push rod in this structure, relies on feather key effect adjustable lever to rotate, then controls push rod and move.In this mechanism, dive key easily comes off, and too much transmission easily causes push rod stuck, and this kind of drive was lost efficacy.Therefore, be necessary to make further improvements.
Model utility content
The purpose of this utility model aims to provide a kind of simple and reasonable, reliable performance, accurate, the long-lived device that automatically can regulate cartridge valve aperture of adjustment, to overcome deficiency of the prior art.
By a kind of device that automatically can regulate cartridge valve aperture that this object designs, comprise push rod, backing plate, plug-in mounting valve gap, speed reducer and encoder; Described backing plate, plug-in mounting valve gap, speed reducer and encoder are connected, and push rod is inserted in backing plate and plug-in mounting valve gap simultaneously, and speed reducer drive connects push rod; It is characterized in that: gear mechanism is provided with adjustable lever in described plug-in mounting valve gap, adjustable lever threaded one end connects push rod, and the other end is in transmission connection speed reducer, and speed reducer makes push rod reciprocate by adjustable lever effect.
Described push rod and adjustable lever dead in line, adjustable lever one end is provided with the blind hole for plugging push rod, and blind hole inwall and push rod outer wall are corresponding is respectively provided with the screw thread cooperatively interacted, and screws up together each other by screw thread.
The described adjustable lever the other end exposes to plug-in mounting valve gap, and speed reducer drive connects the exposed junction of adjustable lever, and regulating and controlling bar rotates relative to plug-in mounting valve gap.
Be provided with anti-rotation layer in the middle part of described push rod, sectional shape is non-pure circle; The corresponding anti-rotation layer of backing plate is provided with the anti-rotating hole mated with it in cross section, and anti-rotation layer reciprocates within the scope of anti-rotating hole.
On described push rod axis, through being provided with supplies to control the oily oilhole passed through; Described push rod inserts unthreaded sections in adjustable lever blind hole and is provided with Sealing, and itself and blind hole inwall unthreaded sections are sealed and matched; Described backing plate is provided with Sealing for the through-hole wall plugging push rod, and itself and push rod are sealed and matched.
Setting sleeve is provided with between described adjustable lever and plug-in mounting valve gap; Adjustable lever and setting sleeve are rotatably assorted each other; Setting sleeve is fixedly connected with plug-in mounting valve gap.
Described gear mechanism is the conical bearing that adjustable lever squab plate end is arranged, and plane bearing between adjustable lever and setting sleeve and positioning bearing; The outer shroud of conical bearing and inner ring are fitted plug-in mounting valve gap and adjustable lever respectively; Plane bearing two active face, and the outer shroud of positioning bearing and inner ring are fitted adjustable lever and setting sleeve respectively.
Described cartridge valve covers and is provided with lubrication hole connection conical bearing and plane bearing; Described adjustable lever is provided with lubrication hole and is communicated with motion thread part.
Be provided with transition plate between described plug-in mounting valve gap and speed reducer, transition plate is fixed on cartridge valve and covers, and speed reducer is fixed on transition plate; Adjustable lever end exposes to transition plate.
Described encoder connects speed reducer by encoder shaft drive, and encoder finally controls push rod by transmission and reciprocates.
The utility model relates to a kind ofly can regulate the device of cartridge valve aperture automatically: arrange together with push rod and adjustable lever screwed up by screw thread; Adjustable lever is contained in plug-in mounting valve gap by bearing; Run through at the center of push rod and be drilled with oilhole, the control of cartridge valve oil is guided to the rear end of push rod, make the fluid pressure balance of push rod rear and front end, reduce resistance during screw-driven; Adjustable lever front end and back end is equipped with conical bearing and plane bearing respectively, is used for withstanding shocks, locates, bears axial force; Backing plate, plug-in mounting valve gap and adjustable lever are provided with lubrication hole, lubricate part, prevent stuck.The utility model can be good at controlling cartridge valve aperture, solves the phenomenon that traditional control gear push rod is easily stuck simultaneously, controls very easily hydraulic system speed.Its structure is simple, independent groups can dress up parts, is applicable to production line and produces; And installed lubricating fitting additional, and can be durable in use, can be widely used in performing on the speeds control of original paper various hydraulic pressure.It has simple and reasonable, reliable performance, accurate, the long-lived feature of adjustment.
Accompanying drawing explanation
Fig. 1 is the assembly structure schematic diagram of the utility model one embodiment.
Fig. 2 is the structural representation of push rod in the utility model one embodiment.
Fig. 3 is the side view of push rod in the utility model one embodiment.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
See Fig. 1, a kind of device that automatically can regulate cartridge valve aperture, comprises push rod 1, backing plate 2, plug-in mounting valve gap 3, adjustable lever 4, setting sleeve 5, transition plate 6, speed reducer 7, encoder backing plate 9 and encoder 10; Wherein, backing plate 2, plug-in mounting valve gap 3, speed reducer 7 and encoder 10 are from left to right connected successively; Push rod 1 is inserted in backing plate 2 and plug-in mounting valve gap 3 simultaneously; Adjustable lever 4 is arranged in plug-in mounting valve gap 3 by gear mechanism, and adjustable lever 4 threaded one end connects push rod 1, and the other end is in transmission connection speed reducer 7.Encoder 10 detects speed reducer 7 by encoder axle 8 and rotates, and speed reducer 7 transmission adjustable lever 4 rotates, and the rotation of adjustable lever 4 makes push rod 1 reciprocate under the effect of screw thread, thus controls the aperture of cartridge valve.
Specifically, push rod 1 and adjustable lever 4 dead in line, adjustable lever 4 left end is provided with the blind hole for plugging push rod 1, and blind hole inwall is provided with push rod 1 outer wall is corresponding respectively the screw thread cooperatively interacted, and screws up together each other by screw thread.Under the prerequisite that adjustable lever 4 does not rotate, push rod 1 and adjustable lever 4 are a fixing entirety.Adjustable lever 4 right-hand member exposes to plug-in mounting valve gap 3, and speed reducer 7 is in transmission connection the exposed junction of adjustable lever 4, and regulating and controlling bar 4 rotates relative to plug-in mounting valve gap 3, and the rotary action push rod 1 of adjustable lever 4 reciprocates.
See Fig. 2-Fig. 3, be provided with anti-rotation layer 1.2 in the middle part of push rod 1, sectional shape is the similar round of band plane; The corresponding anti-rotation layer 1.2 of backing plate 2 is provided with the anti-rotating hole 2.1 mated with it in cross section, and anti-rotation layer 1.2 reciprocates in anti-rotating hole 2.1 scope.The non-pure rounded engagement of anti-rotation layer 1.2 and anti-rotating hole 2.1, effectively prevent push rod 1 rotation, therefore, when adjustable lever 4 rotates, push rod 1 can not rotate thereupon, only can reciprocate under the effect of screw thread.On push rod 1 axis, through being provided with supplies to control the oily oilhole 1.1 passed through, and the control oil in cartridge valve is guided to the right-hand member of push rod 1, makes the fluid pressure balance of push rod 1 rear and front end, reduce resistance during screw-driven.Push rod 1 inserts unthreaded sections in adjustable lever 4 blind hole and is provided with Sealing, and itself and blind hole inwall unthreaded sections are sealed and matched; Backing plate 2 is provided with Sealing for the through-hole wall plugging push rod 1, and itself and push rod 1 are sealed and matched, and the left and right end of push rod 1 is fixed in backing plate 2 and adjustable lever 4, avoids push rod 1 to only have one end to fix and easily stuck; In addition, arranging of Sealing effectively prevents from controlling oily leakage.
Setting sleeve 5 is provided with between adjustable lever 4 and plug-in mounting valve gap 3; Adjustable lever 4 and setting sleeve 5 are rotatably assorted each other; Setting sleeve 5 is fixedly connected with plug-in mounting valve gap 3.Gear mechanism is the conical bearing 11 that adjustable lever 4 squab plate 2 end is arranged, and plane bearing 12 between adjustable lever 4 and setting sleeve 5 and positioning bearing 13; The outer shroud of conical bearing 11 and inner ring are fitted plug-in mounting valve gap 3 and adjustable lever 4 respectively; Plane bearing 12 liang of active face, and the outer shroud of positioning bearing 13 and inner ring are fitted adjustable lever 4 and setting sleeve 5 respectively.Wherein, conical bearing 11 was both located adjustable lever 4, bore again axial force when adjustable lever 4 rotates; Plane bearing 12 is used for bearing cartridge valve and opens instantaneously to the impact of push rod 1; Positioning bearing 13 not only can reduce the rotational resistance of adjustable lever 4, and accurately locates.
Plug-in mounting valve gap 3 is provided with lubrication hole 3.1 and is communicated with conical bearing 11 and plane bearing 12, adjustable lever 4 is provided with the motion thread part that lubrication hole 4.1 is communicated with push rod 1 and adjustable lever 4, be convenient to beat the inside that lubricant oil enters into valve from the outside, can lubricate the driving parts of the inside, prevent stuck.
Be provided with transition plate 6 between plug-in mounting valve gap 3 and speed reducer 7, transition plate 6 is fixed on plug-in mounting valve gap 3 by screw, and speed reducer 7 is fixed on transition plate 6 by screw; Adjustable lever 4 end exposes to transition plate 6; Encoder 10 is fixed on speed reducer 7 by encoder axle 8 and encoder backing plate 9; After all these Assembly of the parts aforementioned become an entirety, then together with being assembled with backing plate 2 by screw.
Encoder 10 to be in transmission connection speed reducer 7 by encoder axle 8, and encoder 10 finally controls push rod 1 by transmission and reciprocates.
Above-mentioned is preferred version of the present utility model, and those of ordinary skill in the art, to its simple modification or transformation, all drop within protection domain of the present utility model.
Claims (10)
1. automatically can regulate a device for cartridge valve aperture, comprise push rod (1), backing plate (2), plug-in mounting valve gap (3), speed reducer (7) and encoder (10); Described backing plate (2), plug-in mounting valve gap (3), speed reducer (7) and encoder (10) are connected, push rod (1) is inserted in backing plate (2) and plug-in mounting valve gap (3) simultaneously, and speed reducer (7) is in transmission connection push rod (1); It is characterized in that: in described plug-in mounting valve gap (3), gear mechanism is provided with adjustable lever (4), adjustable lever (4) threaded one end connects push rod (1), the other end is in transmission connection speed reducer (7), and speed reducer (7) is reciprocated by adjustable lever (4) effect push rod (1).
2. automatically can regulate the device of cartridge valve aperture according to claim 1, it is characterized in that described push rod (1) and adjustable lever (4) dead in line, adjustable lever (4) one end is provided with the blind hole for plugging push rod (1), blind hole inwall is provided with push rod (1) outer wall is corresponding respectively the screw thread cooperatively interacted, and screws up together each other by screw thread.
3. automatically can regulate the device of cartridge valve aperture according to claim 2, it is characterized in that described adjustable lever (4) the other end exposes to plug-in mounting valve gap (3), speed reducer (7) is in transmission connection the exposed junction of adjustable lever (4), and regulating and controlling bar (4) rotates relative to plug-in mounting valve gap (3).
4. automatically can regulate the device of cartridge valve aperture according to claim 3, it is characterized in that described push rod (1) middle part is provided with anti-rotation layer (1.2), sectional shape is non-pure circle; The corresponding anti-rotation layer (1.2) of backing plate (2) is provided with the anti-rotating hole (2.1) mated with it in cross section, and anti-rotation layer (1.2) reciprocates in anti-rotating hole (2.1) scope.
5. automatically can regulate the device of cartridge valve aperture according to claim 4, it is characterized in that on described push rod (1) axis, through being provided with supplies to control the oily oilhole (1.1) passed through; Described push rod (1) inserts unthreaded sections in adjustable lever (4) blind hole and is provided with Sealing, and itself and blind hole inwall unthreaded sections are sealed and matched; Described backing plate (2) is provided with Sealing for the through-hole wall plugging push rod (1), and itself and push rod (1) are sealed and matched.
6. automatically can regulate the device of cartridge valve aperture according to claim 5, it is characterized in that being provided with setting sleeve (5) between described adjustable lever (4) and plug-in mounting valve gap (3); Adjustable lever (4) and setting sleeve (5) are rotatably assorted each other; Setting sleeve (5) is fixedly connected with plug-in mounting valve gap (3).
7. automatically can regulate the device of cartridge valve aperture according to claim 6, it is characterized in that described gear mechanism is the conical bearing (11) that adjustable lever (4) squab plate (2) end is arranged, and plane bearing (12) between adjustable lever (4) and setting sleeve (5) and positioning bearing (13); The outer shroud of conical bearing (11) and inner ring are fitted plug-in mounting valve gap (3) and adjustable lever (4) respectively; Plane bearing (12) two active face, and the outer shroud of positioning bearing (13) and inner ring are fitted adjustable lever (4) and setting sleeve (5) respectively.
8. automatically can regulate the device of cartridge valve aperture according to claim 7, it is characterized in that described plug-in mounting valve gap (3) being provided with lubrication hole (3.1) is communicated with conical bearing (11) and plane bearing (12); Described adjustable lever (4) is provided with the motion thread part that lubrication hole (4.1) is communicated with push rod (1) and adjustable lever (4).
9. automatically can regulate the device of cartridge valve aperture according to claim 8, it is characterized in that being provided with transition plate (6) between described plug-in mounting valve gap (3) and speed reducer (7), transition plate (6) is fixed on plug-in mounting valve gap (3), and speed reducer (7) is fixed on transition plate (6); Adjustable lever (4) end exposes to transition plate (6); Transition plate (6) pressing setting sleeve (5).
10. the device of cartridge valve aperture automatically can be regulated according to any one of claim 1-9, it is characterized in that described encoder (10) to be in transmission connection speed reducer (7) by encoder axle (8), encoder (10) finally controls push rod (1) by transmission and reciprocates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520611378.5U CN204828115U (en) | 2015-08-13 | 2015-08-13 | But device of automatically regulated inserted valve aperture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520611378.5U CN204828115U (en) | 2015-08-13 | 2015-08-13 | But device of automatically regulated inserted valve aperture |
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| Publication Number | Publication Date |
|---|---|
| CN204828115U true CN204828115U (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520611378.5U Active CN204828115U (en) | 2015-08-13 | 2015-08-13 | But device of automatically regulated inserted valve aperture |
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| Country | Link |
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| CN (1) | CN204828115U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179347A (en) * | 2015-08-13 | 2015-12-23 | 广东伊之密精密机械股份有限公司 | Device capable of adjusting opening degree of cartridge valve automatically |
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2015
- 2015-08-13 CN CN201520611378.5U patent/CN204828115U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179347A (en) * | 2015-08-13 | 2015-12-23 | 广东伊之密精密机械股份有限公司 | Device capable of adjusting opening degree of cartridge valve automatically |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 528300 Guangdong province Foshan city Shunde high tech Zone (Ronggui) No. 22 Keyuan Road three Patentee after: Yizhimi Co.,Ltd. Address before: 528300 Guangdong province Foshan city Shunde high tech Zone (Ronggui) No. 22 Keyuan Road three Patentee before: GUANGDONG YIZUMI PRECISION MACHINERY Co.,Ltd. |