CN203887137U - Electric screw press and lower ejector thereof - Google Patents
Electric screw press and lower ejector thereof Download PDFInfo
- Publication number
- CN203887137U CN203887137U CN201420283872.9U CN201420283872U CN203887137U CN 203887137 U CN203887137 U CN 203887137U CN 201420283872 U CN201420283872 U CN 201420283872U CN 203887137 U CN203887137 U CN 203887137U
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- Prior art keywords
- rod
- screw rod
- screw
- turbine
- piston rod
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- 238000005242 forging Methods 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000035800 maturation Effects 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Forging (AREA)
Abstract
The utility model discloses a lower ejector of an electric screw press. The lower ejector is used for ejecting a forge piece out of the screw press and can adjust a lower limiting device. The lower ejector comprises a piston rod ejecting cylinder, an ejecting rod is coaxially arranged in the center of the piston rod ejecting cylinder, one end of the ejecting rod stretches out of the end face of the piston rod ejecting cylinder to make contact with the forge piece, the force piece is ejected out through the movement of the ejecting rod, the other end of the ejecting rod makes contact with the plane of the end of a screw rod and moves axially under the action of the screw rod, and the screw rod is connected with a turbine shaft through a spline pair. When a worm connected with a turbine is driven through power to rotate so as to drive the turbine to rotate, the screw rod can be synchronously driven to rotate through the spline pair, the screw rod rotates to move axially, the ejecting rod making contact with the plane of the screw rod is made to move back and forth relative to the axial direction, and the lower limiting device can be adjusted.
Description
Technical field
The utility model belongs to electric screw press field, more specifically, relates to a kind of electric screw press and lower liftout attachment thereof.
Background technology
Electric screw press is the extremely strong forging equipment of a kind of technique applicability, have the effect of the multiple metal forming machinery such as die hammer, punching machine concurrently, versatility is strong, be applicable to the techniques such as various finish forges, finishing, pressure-sizing, impression, alignment, smoothing, die forging, stamping-out and stretching, stainless steel composite bottom boiler pressure welding technique can be applicable to, the precision forging of titanium alloy blade and other blade can be suitable for again.
Forging liftout attachment is equipped with in the bottom of electric screw press, be called as lower liftout attachment, forge and press under different product requirements liftout attachment in different lower positions, the lower position adjustment of lower liftout attachment adopts standard machinery to adjust structure conventionally, standard machinery is adjusted structure as shown in Figure 1, in Fig. 1, reconcile nut and be threaded connection the one end at push rod, reconcile the axial location of nut and fix (parts of fixing conciliation nut axial location not shown in FIG.), in the time need to adjusting the position of push rod, artificial rotary mediation nut, under threaded function, realizing push rod moves axially.
Because the lower liftout attachment of electric screw press bottom is placed in melt pit conventionally, narrow space, under all needing, each adjustment carries out in pit, forging industry work under bad environment in addition, therefore, the lower position of adjusting liftout attachment under electric screw press is very inconvenient, workload and work difficulty are large, and standard machinery adjustment lower position is usually inaccurate, in order to reach needed position, often need repeatedly to adjust, further increased work difficulty.
Utility model content
For the above defect of prior art, the utility model provides liftout attachment under a kind of electric screw press, its object is by the adjusting of the utility model lower position of liftout attachment from the moving fly press of ground automatic control electric, and position is adjusted precise and stable, solve thus the work difficulty that adopts traditional method of adjustment to bring large, coarse problem is adjusted in position.
For achieving the above object, according to an aspect of the present utility model, a kind of lower liftout attachment of electric screw press is provided, ejecting and can realize the adjustment to its lower position for forging on forcing press, it is characterized in that, this lower liftout attachment comprises piston rod liftout tank and for supporting the housing bearing of this piston rod liftout tank
Wherein, the center of described piston rod liftout tank is coaxially arranged with the push rod that can relatively move up and down in cylinder body, described housing bearing has the through hole that connects its upper and lower both ends of the surface, and lower surface through hole is screwed hole and is socketed with screw thread with a screw rod, to form screw thread pair, described piston rod liftout tank end face is stretched out to contact with forging in described push rod one end, other end end stretch out equally stretch into after described piston rod liftout tank end face in housing bearing and with described screw rod end face butt;
Described screw rod has central through hole, in it, be socketed with can synchronize with it rotate turbine wheel shaft, the turbine being socketed on this turbine wheel shaft and worm screw form turbine and worm pair, when described in power drive, the scroll bar of turbine and worm pair rotates also and then drives turbine rotation, can synchronously drive described screw rod to rotate at housing bearing lower surface screwed hole, the relative housing bearing of this screw rod lower surface is axially moved up and down, move thereby drive with the push rod axial reciprocating of its butt, can realize the adjustment that lower limiting component of ejector rod is put.
Further, described push rod and screw rod abutment end have round boss, and described round boss ledge is placed in the inside, one end of the central through hole of described screw rod, to form with screw rod end with anchor ring phase plane butt; Described screw rod moves up and down, and passes motion to push rod by described circular planes, realizes that fixed pole moves upward or push rod is ejected workpiece pressure-acting and playbacks.
Further, described screw thread pair is fine thread pair, and fine thread collateral has been demonstrate,proved the precision of transmission, gets final product moving axially of meticulous adjusting screw(rod), and then ensures the precision of ejector rob axis to displacement.
Further, described screw rod forms socket by spline pair and turbine wheel shaft, this spline pair comprises the spline external tooth on the interior perforation of spline and the described turbine wheel shaft outer wall having on screw rod central through hole inwall, described interior perforation and external tooth mating reaction, so that the rotation of turbine wheel shaft is passed to described screw rod, realize described screw rod and synchronously rotate with turbine wheel shaft.
Further, it is upper that described hollow piston rod liftout tank and described housing bearing removably connect, and housing bearing, hollow piston rod liftout tank and the push rod that is arranged at hollow piston rod liftout tank have identical axis.
According to second aspect of the present utility model, provide a kind of electric screw press with lower liftout attachment as above.
In general, the above technical scheme that the utility model is conceived compared with prior art, has following beneficial effect:
1, owing to having adopted the precision mechanical transmission mechanism of fine thread pair and turbine and worm pair, transmission accuracy is high, and has position mechanical self-latching function, has ensured the stable and accurate of push rod position.
2, can realize automatically and controlling from ground, by exterior power driving device drive mechanism, realize the adjustment of lower position, the lower control limit position adjustment by controlling extraneous drive unit, its mode is simple, has improved working environment, and work difficulty is little.
3, adopt hollow piston rod liftout tank structure, avoided backhaul power to be applied on the mechanical component of lower position adjusting, optimized and improved its bearing capacity.
4, manufacture and the assembly technology maturation of rational in infrastructure, each parts of high-accuracy transmission mechanism of the present utility model, its versatility and standardization level are high, and installation and maintenance is convenient, good economy performance.
Brief description of the drawings
Fig. 1 is the lower liftout attachment structural representation of available technology adopting adjusting nut manual adjustments lower position;
Fig. 2 is lower liftout attachment structural representation in the utility model embodiment;
Fig. 3 be in the utility model embodiment in lower liftout attachment push rod in ejecting the structural representation of state.
In institute's drawings attached, identical Reference numeral is used for representing identical element or structure, wherein: 1 is hollow piston rod liftout tank, and 2 is fine thread pair; 3 is spline pair; 4 is worm couple; 5 is housing bearing; 6 is screw rod; 7 is push rod.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.In addition,, in each embodiment of described the utility model, involved technical characterictic just can combine mutually as long as do not form each other conflict.
Fig. 2 and Fig. 3 are respectively in the utility model embodiment and automatically regulate in the lower liftout attachment structural representation of lower position and the utility model embodiment in lower liftout attachment push rod in ejecting the structural representation of state.Push rod 7 is coaxially set in hollow piston rod liftout tank 1, whole hollow piston rod liftout tank is supported by the housing bearing 5 of circular groove shape, housing bearing 5 bottom centre have tapped through hole, the fine thread of this tapped through hole and center have through hole outer wall have fine thread screw rod 6 form fine thread pair 2, on the inwall of screw rod 6 central through holes, there is spline endoporus, the spline external tooth mating reaction that this spline endoporus and turbine wheel shaft outer wall have, form spline pair 3, so that the rotation of turbine is passed to screw rod 6 by spline pair 3, turbine and the worm screw connecting with turbine form turbine and worm pair 4, extraneous driving arrangement connects worm screw, driving power is passed to worm screw, worm screw drives turbine rotation, to drive the screw rod connecting by spline pair with it to move axially under the support of housing bearing 5 bottom thread through holes downwards or upwards.Screw rod 6 contacts with push rod 7 end phase planes, screw rod 6 ends have round boss, round boss ledge is flush-mounted in the through hole inside of screw rod 6, be that screw rod contacts with anchor ring with push rod end, and realize push rod 7 by anchor ring and move axially with screw rod 6 and realize the adjustment of lower position.
In the utility model embodiment, the course of work of lower liftout attachment is: extraneous drive motors rotates forward or backwards, worm screw forward or the reversion of the worm couple 4 that drive is attached thereto, after slowing down by worm couple 4, drive screw rod 6 to rotate by the spline pair that connects turbine wheel shaft and screw rod, screw rod 6 upwards or downwards moves axially under the tapped through hole of housing rest base supports, by the anchor ring contacting with push rod 7 ends, the motion of screw rod 6 is passed to push rod 7, to realize ejecting of push rod 7, or push rod 7 is at the pressure-acting Regression of the forging being supported by it and contact with screw rod 6 ends.
In Fig. 3, push rod 7 is ejected, and the end face of piston rod liftout tank is stretched out in its one end contacting with forging, in the time that motor stops operating, between turbine and worm pair, cannot rotate, locked the spline pair being attached thereto thereupon, further also lock screw thread pair, realized the locking that lower limiting component of ejector rod is put.
In the utility model, extraneous drive unit is installed on the ground, by visualized operation interface and PLC control system accessory drive, and then make the transmission of the precision drive structure being formed by worm couple, fine thread pair and spline pair, thereby realizing the adjusting of push rod position, is also the adjustment of lower position, and its mode of operation is simple, and improved working environment, work difficulty is little.
In the utility model, adopt hollow piston rod liftout tank structure, avoided backhaul power to be applied on the mechanical component of lower position adjusting, optimized and improved its bearing capacity.
Manufacture and the assembly technology maturation of rational in infrastructure, each parts of high-accuracy transmission mechanism of the present utility model, its versatility and standardization level are high, and installation and maintenance is convenient, good economy performance.
The electric screw press with as mentioned above lower liftout attachment also belongs to protection domain of the present utility model.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. a lower liftout attachment for electric screw press, for the ejecting and can realize the adjustment to its lower position of forging on forcing press, is characterized in that, this lower liftout attachment comprises piston rod liftout tank and for supporting the housing bearing of this piston rod liftout tank,
Wherein, the center of described piston rod liftout tank is coaxially arranged with the push rod that can relatively move up and down in cylinder body, described housing bearing has the through hole that connects its upper and lower both ends of the surface, and lower surface through hole is screwed hole and is socketed with screw thread with a screw rod, to form screw thread pair, described piston rod liftout tank end face is stretched out to contact with forging in described push rod one end, other end end stretch out stretch into behind described piston rod liftout tank other end in housing bearing and with described screw rod end face butt;
Described screw rod has central through hole, in it, be socketed with can synchronize with it rotate turbine wheel shaft, the turbine being socketed on this turbine wheel shaft and worm screw form turbine and worm pair, when described in power drive, the scroll bar of turbine and worm pair rotates also and then drives turbine rotation, can synchronously drive described screw rod to rotate in the screwed hole of housing bearing lower surface, the relative housing bearing of this screw rod lower surface is axially moved up and down, move thereby drive with the push rod axial reciprocating of its butt, can realize the adjustment that lower limiting component of ejector rod is put.
2. the lower liftout attachment of a kind of electric screw press as claimed in claim 1, is characterized in that,
Described push rod and screw rod abutment end have round boss, and described round boss ledge is placed in the inside, one end of the central through hole of described screw rod, to form with screw rod end with anchor ring phase plane butt;
Moving up and down of described screw rod passes to push rod by described circular planes, realizes push rod and moves up and down.
3. the lower liftout attachment of a kind of electric screw press as claimed in claim 1 or 2, is characterized in that, described screw thread pair is fine thread pair.
4. the lower liftout attachment of a kind of electric screw press as claimed in claim 1 or 2, it is characterized in that, described screw rod forms socket by spline pair and turbine wheel shaft, this spline pair comprises the spline external tooth on the interior perforation of spline and the described turbine wheel shaft outer wall having on screw rod central through hole inwall, described interior perforation and external tooth mating reaction, so that the rotation of turbine wheel shaft is passed to described screw rod, realize described screw rod and synchronously rotate with turbine wheel shaft.
5. the lower liftout attachment of a kind of electric screw press as claimed in claim 1 or 2, it is characterized in that, described piston rod liftout tank and described housing bearing removably connect, and described housing bearing, piston rod liftout tank and the push rod that is arranged at piston rod liftout tank have identical axis.
6. an electric screw press, is characterized in that, has the lower liftout attachment as described in the claims 1 or 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420283872.9U CN203887137U (en) | 2014-05-30 | 2014-05-30 | Electric screw press and lower ejector thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420283872.9U CN203887137U (en) | 2014-05-30 | 2014-05-30 | Electric screw press and lower ejector thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203887137U true CN203887137U (en) | 2014-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420283872.9U Expired - Lifetime CN203887137U (en) | 2014-05-30 | 2014-05-30 | Electric screw press and lower ejector thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203887137U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105149494A (en) * | 2015-09-02 | 2015-12-16 | 武汉新威奇科技有限公司 | Electric screw press and downward ejection device |
| CN108061646A (en) * | 2017-11-30 | 2018-05-22 | 宁波鑫神泽汽车零部件有限公司 | Auto parts and components processing unit (plant) |
-
2014
- 2014-05-30 CN CN201420283872.9U patent/CN203887137U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105149494A (en) * | 2015-09-02 | 2015-12-16 | 武汉新威奇科技有限公司 | Electric screw press and downward ejection device |
| CN108061646A (en) * | 2017-11-30 | 2018-05-22 | 宁波鑫神泽汽车零部件有限公司 | Auto parts and components processing unit (plant) |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |