CN203686028U - Oil storage device of ball screw - Google Patents

Oil storage device of ball screw Download PDF

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Publication number
CN203686028U
CN203686028U CN201420055921.3U CN201420055921U CN203686028U CN 203686028 U CN203686028 U CN 203686028U CN 201420055921 U CN201420055921 U CN 201420055921U CN 203686028 U CN203686028 U CN 203686028U
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China
Prior art keywords
groove
arc
ball screw
fuel tanking
tanking unit
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CN201420055921.3U
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Chinese (zh)
Inventor
纪颖旻
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PMI PRECISION MOTION INDUSTRIES Inc
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PMI PRECISION MOTION INDUSTRIES Inc
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Abstract

The utility model provides an oil storage device of ball screw, ball screw contain a screw rod and a nut of mutual spiro union and relative movement, and this oil storage device includes an annular body, and the annular body is assembled by a plurality of arc body and forms, and the screw rod is established and the group connects in the nut to the annular body cover, and each arc internal portion is equipped with an oil storage tank, and each oil storage tank communicates each other, and one of them arc body is equipped with a intercommunication oil storage tank and corresponds an oiling mouth of screw rod configuration. Therefore, the annular body is disassembled into a plurality of arc-shaped bodies, so that oil can be stored quickly, and the oil storage device has good use convenience.

Description

The Fuel Tanking Unit of ball screw
Technical field
The utility model relates to a kind ofly provides ball screw lubricated Fuel Tanking Unit, espespecially a kind of Fuel Tanking Unit of ball screw.
Background technique
Ball screw one utilizes screw rod and nut to relatively move to move other machineries, its principle is that screw rod outer periphery are provided with an outside thread, nut inner circumference edge is provided with an internal thread, steel ball is pressed from both sides sincere and is rolled between internal and external screw thread, relatively move, allow ball screw there is preferably machinery driving efficiency and nut and screw rod are produced.But, if the long-time shortage of ball screw is lubricated, can cause the friction between nut and screw rod to strengthen and the abrasion of acceleration ball screw.
Therefore, there is on the market a kind of oil-bearing structure, by sheathed oil-bearing structure screw rod and add and be hung on nut one end, this oil-bearing structure is provided with an oil storage tank and is communicated with a pouring orifice of oil storage tank, the outside thread configuration of the corresponding screw rod of pouring orifice, makes the lubricant oil in oil storage tank, is directed on the outside thread of screw rod by pouring orifice, in the time that rolling element passes through the outside thread of screw rod, rolling element is lubricated indirectly by externally threaded lubricant oil.
But, the means of fixation of above-mentioned oil-bearing structure, be all and the oil-bearing structure of nut integral type, while causing make-up oil, screw rod need be separated from front and back fixed base and supporting base, just can take off oil-bearing structure and supplement, and then have the difficult problem of dismounting.Moreover, if real-time under make-up oil, can cause ball screw seriously to wear away, and need to change whole ball screw.
Model utility content
The technical problems to be solved in the utility model is that oil-bearing structure dismounting in order to overcome ball screw in prior art is difficult for and in the oil-filled defect of fragile ball screw not in time time, provides a kind of Fuel Tanking Unit of ball screw.
The utility model solves above-mentioned technical problem by following technical proposals:
A Fuel Tanking Unit for ball screw, described ball screw comprises and is mutually spirally connected and a relatively-movable screw rod and a nut, and its feature is, and this Fuel Tanking Unit comprises:
One annular solid, assembled by several arc bodies, the sheathed described screw rod of this annular solid is also connected to described nut, and each this arc body inside is provided with an oil storage tank, those oil storage tanks are interconnected, and wherein this arc body is provided with a pouring orifice that is communicated with this oil storage tank corresponding described screw arrangement.
Preferably, the outer periphery of described screw rod are provided with an outside thread groove, the corresponding described outside thread arrangements of grooves of this pouring orifice.
Preferably, this Fuel Tanking Unit also comprises one first cover plate and one second cover plate, each this arc body has a relative end face and a bottom surface, this end face is provided with the first groove, the second groove that this bottom surface is provided with and this first groove is communicated with, this first groove and this second groove form this oil storage tank jointly, and this first cover plate is fixed on this end face and cover cap in each this first groove, this second cover plate is fixed on this bottom surface and cover cap in each this second groove, and this second cover plate is connected to described nut.
Preferably, those first grooves are interconnected, and each this arc body forms a dividing plate between this first groove and this second groove, and wherein this dividing plate is provided with a through hole, this arc body is provided with a wherein saturating mouth of this second groove of connection, this this pouring orifice of saturating interruption-forming.
Preferably, this Fuel Tanking Unit also comprises that an oil is cotton, and this oil bale of cotton is containing one first cotton body and one second cotton body, and this first cotton body is contained in this second groove, and this second cotton body is inserted in this mouth and mutual butt of this first cotton body thoroughly.
Preferably, the outer periphery of described screw rod are provided with an outside thread groove, this second cotton body have a head and certainly this head extend a neck, this head amplexiforms in described outside thread groove, this neck is inserted in this thoroughly mouthful and and the mutual butt of this first cotton body.
Preferably, this Fuel Tanking Unit also comprises several screws, each this arc body extends several fins in this first groove and this second groove, respectively this fin is provided with a fixed hole, this first cover plate and this second cover plate are respectively equipped with several lockholes, and respectively this screw fastens in respectively this lockhole and this fixed hole.
Preferably, the quantity of arc body is two, the two ends of this arc body of one are extended with two fixture blocks, the two ends of another this arc body are provided with two draw-in grooves, this fixture block is provided with a perforation that is communicated with this oil storage tank, and this arc body forms a diapire in this draw-in groove, and this diapire is provided with a perforation that is communicated with this oil storage tank, this adjacent fixture block is to engaging by draw-in groove, and this perforation is to being communicated with by perforation.
Preferably, the quantity of arc body is two, the two ends of this arc body of one are extended with two fixture blocks, the two ends of another this arc body are provided with two draw-in grooves, this fixture block is provided with a perforation that is communicated with this first groove, and this arc body forms a diapire in this draw-in groove, and this diapire is provided with a perforation that is communicated with this first groove, this adjacent fixture block is to engaging by draw-in groove, and this perforation is to being communicated with by perforation.
Preferably, respectively this fixture block is a T font projection, and respectively to coordinate this T font projection (262) be a T font fluting to this draw-in groove.
Preferably, this first cover plate has several first arc plates identical with those arc body quantity, this second cover plate has several second arc plates identical with those arc body quantity, respectively this first arc plate is individually fixed in this end face and cover cap in each this first groove, and respectively this second arc plate is individually fixed in this bottom surface and cover cap in each this second groove.
Positive progressive effect of the present utility model is:
The first, when make-up oil, because annular solid is assembled by several arc bodies, also can be disassembled into several arc bodies with respect to lower annular solid, therefore Fuel Tanking Unit can directly be dismantled from screw rod, and without disassembling in addition board and ball screw, and then the convenience of use of increase Fuel Tanking Unit.
Second, this Fuel Tanking Unit also comprises that oil is cotton, the oil bale of cotton is containing the first cotton body and the second cotton body, each arc body both side surface is respectively equipped with the first groove and the second groove, the first groove is interconnected, and each arc body is provided with again the saturating mouth that is communicated with the second groove, interruption-forming pouring orifice thoroughly, the first cotton body is contained in the second groove, the second cotton body is inserted in mouth and one end and the mutual butt of the first cotton body, the other end amplexiforms in outside thread groove, make lubricant oil positively applied in the outside thread groove of screw rod, by the rolling of steel ball, lubricant oil is brought to again to the internal thread groove of nut, and then the consumption of saving lubricant oil, reach the lubricating efficiency that promotes Fuel Tanking Unit.
Three, this Fuel Tanking Unit also comprises the first cover plate and the second cover plate, corresponding the first groove cover cap of the first cover plate, corresponding the second groove cover cap of the second cover plate, the second cover plate is connected to nut, the two ends of each arc body are extended with respectively fixture block and the draw-in groove of mutual engaging, therefore the second cover plate is dismantled from nut, again the first cover plate, the second cover plate are disassembled and separated with annular solid, and depart from draw-in groove by fixture block, can fast annular solid be splitted into several arc bodies, oil-bearing structure be had conveniently disassemble and effect of make-up oil fast.
Four, arc body is provided with the perforation that is communicated with the first groove in fixture block, arc body is provided with the perforation that is communicated with the first groove in draw-in groove, when the corresponding draw-in groove engaging of adjacent fixture block, the corresponding perforation of boring a hole is communicated with, while making each arc body be assembled into annular solid, each the first groove is also interconnected simultaneously, need not design the mode that other are communicated with each the first groove again, and then reaches the assembly of simplifying Fuel Tanking Unit.
Five, the first cover plate has first arc plate identical with arc body quantity, the second cover plate has second arc plate identical with arc body quantity, each the first arc plate is individually fixed in end face and cover cap in each the first groove, each the second arc plate is individually fixed in bottom surface and cover cap in each the second groove, while making annular solid be disassembled into several arc body, the first arc plate and the second arc plate also can be with common connection of arc body and together with disassemble, and then more convenient Fuel Tanking Unit dismantles from screw rod, to strengthen the convenience of use of Fuel Tanking Unit.
Accompanying drawing explanation
Fig. 1 is the three-dimensional exploded view of the Fuel Tanking Unit of the utility model embodiment 1 ball screw.
Fig. 2 is another three-dimensional exploded view of the Fuel Tanking Unit of the utility model embodiment 1 ball screw.
Fig. 3 is the Fuel Tanking Unit three-dimensional combination figure of the utility model embodiment 1 ball screw.
Fig. 4 is the Fuel Tanking Unit generalized section of the utility model embodiment 1 ball screw.
Fig. 5 is the generalized section of the utility model Fig. 4 along 55 hatchings.
Fig. 6 is the generalized section of the utility model Fig. 4 along 66 hatchings.
Fig. 7 is the use view of the Fuel Tanking Unit of the utility model embodiment 1 ball screw.
Fig. 8 is another use view of the Fuel Tanking Unit of the utility model embodiment 1 ball screw.
Fig. 9 is the another use view of the Fuel Tanking Unit of the utility model embodiment 1 ball screw.
Figure 10 is the three-dimensional exploded view of the Fuel Tanking Unit of the utility model embodiment 2 ball screw.
Symbol description:
Figure BDA0000463608940000041
Embodiment
Lift a preferred embodiment below, and carry out by reference to the accompanying drawings the clearer the utility model that intactly illustrates.
Embodiment 1
Please refer to shown in Fig. 1 to Fig. 9, the present embodiment provides a kind of Fuel Tanking Unit of ball screw, ball screw 100 comprises be mutually spirally connected also a relatively-movable screw rod 101 and a nut 102, and between screw rod 101 and nut 102, press from both sides sincere several steel balls 103 that has, the outer periphery of screw rod 101 are provided with an outside thread groove 1011, the inner circumference edge of nut 102 is provided with an internal thread groove 1021, and this Fuel Tanking Unit 10 mainly comprises an annular solid 1.
Annular solid 1 is assembled by some arc bodies 2, the sheathed screw rod 101 of annular solid 1 is also connected to nut 102, each arc body 2 inside is provided with an oil storage tank 21, and each oil storage tank 21 is interconnected, and wherein an arc body 2 is provided with and is communicated with oil storage tank 21 pouring orifice 22 that also corresponding screw rod 101 configures.
Further illustrate as follows, the corresponding outside thread groove 1011 of pouring orifice 22 configures; In addition, each arc body 2 has a relative end face 23 and a bottom surface 24, and end face 23 is provided with one first groove 231, and bottom surface 24 is provided with one second groove 241, the first grooves 231 and the common oil storage tank 21 that forms of the second groove 241 that are communicated with the first groove 231; Moreover, each the first groove 231 is interconnected, each arc body 2 forms a dividing plate 25 between the first groove 231 and the second groove 241, wherein a dividing plate 25 is provided with a through hole 251, and by through hole 251, the first groove 231 and the second groove 241 are interconnected, arc body 2 is provided with a wherein saturating mouth 242 of one second groove 241 of connection, mouthful 242 formation pouring orifices 22 thoroughly.
The quantity of the arc body 2 of the present embodiment is two, the two ends of one arc body 2 are extended with two fixture blocks 26, the two ends of another arc body 2 are provided with two draw-in grooves 27, fixture block 26 is provided with a perforation 261 that is communicated with the first groove 231, arc body 2 is in interior formation one diapire 271 of draw-in groove 27, and this diapire 271 is provided with a perforation 272 that is communicated with the first groove 231, and the corresponding draw-in groove 27 of adjacent fixture block 26 engages, and perforation 261 corresponding perforations 272 are communicated with, and each the first groove 231 is interconnected.Wherein, each fixture block 26 is a T font projection 262, and it is a T font fluting 273 that each draw-in groove 27 coordinates T font projection 262.
In addition, each arc body 2 is towards the first groove 231 and several fins 28 of the interior extension of the second groove 241, and each fin 28 is provided with a fixed hole 281.
This Fuel Tanking Unit 10 also comprises one first cover plate 3 and one second cover plate 4, the first cover plate 3 is fixed on end face 23 and cover cap in each the first groove 231, the second cover plate 4 is fixed on bottom surface 24 and cover cap utilizes the modes such as latch to be connected to nut 102 in each the second groove 241, the second cover plates 4.
This Fuel Tanking Unit 10 also comprises an oil cotton 5, oil cotton 5 comprises one first cotton body 51 and one second cotton body 52, the first cotton body 51 and the second cotton body 52 are respectively sponge and form, and the first cotton body 51 is contained in the second groove 241, and the second cotton body 52 is inserted in mouth 242 also and the mutual butt of the first cotton body 51; Wherein, the second cotton body 52 has a head 521 and extends a neck 522 from head 521, and head 521 amplexiforms in outside thread groove 1011, and neck 522 is inserted in mouth 242 and the mutual butt of the first cotton body 51.
This Fuel Tanking Unit 10 also comprises that several screw 6, the first cover plates 3 and the second cover plate 4 are respectively equipped with some lockholes 7, and each screw 6 fastens in each lockhole 7 and fixed hole 281, and makes the first cover plate 3 and the second cover plate 4 lock on annular solid 1.
The combination of this Fuel Tanking Unit 10, as shown in Figures 2 to 6, annular solid 1 is assembled by each arc body 2, the sheathed screw rod 101 of annular solid 1 is also connected to nut 102, each arc body 2 inside is provided with an oil storage tank 21, each oil storage tank 21 is interconnected, and wherein an arc body 2 is provided with and is communicated with oil storage tank 21 pouring orifice 22 that also corresponding screw rod 101 configures.Therefore, lubricant oil 200 is packed into each oil storage tank 21, because each oil storage tank 21 and pouring orifice 22 are communicated with, lubricant oil 200 is directed to by pouring orifice 22 on the outside thread groove 1011 of screw rod 101, and then allow lubricant oil 200 coat between screw rod 101, nut 102 and steel ball 103, to reduce the water rate of ball screw 100.
In addition, when make-up oil 200, because annular solid 1 is assembled by several arc bodies 2, also can be disassembled into several arc bodies 2 with respect to lower annular solid 1, therefore Fuel Tanking Unit 10 can directly be dismantled from screw rod 101, and need not disassemble in addition board and ball screw 100, and then increase the convenience of use of Fuel Tanking Unit 10.
The use state of this Fuel Tanking Unit 10, as shown in Figure 7 to 9, is wherein packed into lubricant oil 200 each the first groove 231, and the first cotton body 51 of oil cotton 5 is contained in the second groove 241, and the second cotton body 52 is inserted in mouth 242 also and the mutual butt of the first cotton body 51, because each the first groove 231 is interconnected, and the through hole 251 of dividing plate 25 is communicated with the first groove 231 and the second groove 241, mouth 242 is communicated with again the second groove 241 and forms pouring orifice 22 thoroughly, make lubricant oil 200 sequentially by the first groove 231, through hole 251 flow to the second groove 241, adsorbed by the first cotton body 51 again and be directed to the second cotton body 52, the head 521 of the cotton body 52 of the second last amplexiforms in outside thread groove 1011, make lubricant oil 200 positively applied in the outside thread groove 1011 of screw rod 101, by the rolling of steel ball 103, lubricant oil 200 is brought to again to the internal thread groove 1021 of nut 102, and then the consumption of saving lubricant oil 200, reach the lubricating efficiency that promotes Fuel Tanking Unit 10.
In addition, the second cover plate 4 is dismantled from nut 102, then the first cover plate 3, the second cover plate 4 are disassembled and separated with annular solid 1, and depart from draw-in groove 27 by fixture block 26, can fast annular solid 1 be splitted into several arc bodies 2, Fuel Tanking Unit 10 be had conveniently disassemble and effect of make-up oil 200 fast.
Moreover, fixture block 26 is provided with the perforation 261 that is communicated with the first groove 231, arc body 2 is provided with a perforation 272 that is communicated with the first groove 231 in draw-in groove 27, when the corresponding draw-in groove 27 of adjacent fixture block 26 engages, the 261 corresponding perforations 272 of boring a hole are communicated with, and while making each arc body 2 be assembled into annular solid 1, each the first groove 231 is also interconnected simultaneously, need not design again the mode that other are communicated with each the first groove, and then reach the assembly of simplifying Fuel Tanking Unit 10.
Embodiment 2
Please refer to shown in Figure 10, the present embodiment provides the Fuel Tanking Unit of another kind of ball screw, wherein, the first cover plate 3 has several first arc plates 31 identical with arc body 2 quantity, the second cover plate 4 has several second arc plates 41 identical with arc body 2 quantity, each the first arc plate 31 is individually fixed in end face 23 and cover cap in each the first groove 231, and each the second arc plate 41 is individually fixed in bottom surface 24 and cover cap in each the second groove 241.Therefore, when annular solid 1 is disassembled into several arc body 2, the first arc plate 31 and the second arc plate 41 also can be with common connection of arc body 2 and together with disassemble, and then more convenient Fuel Tanking Unit 10 dismantles from screw rod 101, to strengthen the convenience of use of Fuel Tanking Unit 10.
Although more than described embodiment of the present utility model, it will be understood by those of skill in the art that this only illustrates, protection domain of the present utility model is limited by appended claims.Those skilled in the art is not deviating under the prerequisite of principle of the present utility model and essence, can make various changes or modifications to these mode of executions, but these changes and modification all fall into protection domain of the present utility model.

Claims (11)

1. a Fuel Tanking Unit for ball screw, described ball screw (100) comprises be mutually spirally connected also a relatively-movable screw rod (101) and a nut (102), it is characterized in that, and this Fuel Tanking Unit (10) comprising:
One annular solid (1), assembled by several arc bodies (2), the sheathed described screw rod of this annular solid (1) (101) is also connected to described nut (102), each this arc body (2) inside is provided with an oil storage tank (21), those oil storage tanks (21) are interconnected, and wherein this arc body (2) is provided with a pouring orifice (22) that is communicated with this oil storage tank (21) corresponding described screw rod (101) configuration.
2. the Fuel Tanking Unit of ball screw as claimed in claim 1, is characterized in that, the outer periphery of described screw rod (101) are provided with an outside thread groove (1011), the corresponding described outside thread groove of this pouring orifice (22) (1011) configuration.
3. the Fuel Tanking Unit of ball screw as claimed in claim 1, it is characterized in that, it also comprises one first cover plate (3) and one second cover plate (4), each this arc body (2) has a relative end face (23) and a bottom surface (24), this end face (23) is provided with the first groove (231), the second groove (241) that this bottom surface (24) is provided with and this first groove (231) is communicated with, this first groove (231) and this second groove (241) form this oil storage tank (21) jointly, this first cover plate (3) is fixed on this end face (23) and cover cap in each this first groove (231), this second cover plate (4) is fixed on this bottom surface (24) and cover cap in each this second groove (241), this second cover plate (4) is connected to described nut (102).
4. the Fuel Tanking Unit of ball screw as claimed in claim 3, it is characterized in that, those first grooves (231) are interconnected, each this arc body (2) forms a dividing plate (25) between this first groove (231) and this second groove (241), wherein this dividing plate (25) is provided with a through hole (251), this arc body (2) is provided with wherein one saturating mouthful (242) of this second groove (241) of connection, and these saturating mouthful (242) form this pouring orifice (22).
5. the Fuel Tanking Unit of ball screw as claimed in claim 4, it is characterized in that, it also comprises an oil cotton (5), this oil cotton (5) comprises one first cotton body (51) and one second cotton body (52), this first cotton body (51) is contained in this second groove (241), and this second cotton body (52) is inserted in this mouthful (242) and this first cotton body (51) butt mutually thoroughly.
6. the Fuel Tanking Unit of ball screw as claimed in claim 5, it is characterized in that, the outer periphery of described screw rod (101) are provided with an outside thread groove (1011), this second cotton body (52) have a head (521) and certainly this head (521) extend a neck (522), this head (521) amplexiforms in described outside thread groove (1011), and this neck (522) is inserted in this mouthful (242) and this first cotton body (51) butt mutually thoroughly.
7. the Fuel Tanking Unit of ball screw as claimed in claim 3, it is characterized in that, it also comprises several screws (6), each this arc body (2) extends several fins (28) in this first groove (231) and this second groove (241), respectively this fin (28) is provided with a fixed hole (281), this first cover plate (3) and this second cover plate (4) are respectively equipped with several lockholes (7), and respectively this screw (6) fastens in respectively this lockhole (7) and this fixed hole (281).
8. the Fuel Tanking Unit of ball screw as claimed in claim 1, it is characterized in that, the quantity of arc body (2) is two, the two ends of this arc body of one (2) are extended with two fixture blocks (26), the two ends of another this arc body (2) are provided with two draw-in grooves (27), this fixture block (26) is provided with a perforation (261) that is communicated with this oil storage tank (21), this arc body (2) forms a diapire (271) in this draw-in groove (27), this diapire (271) is provided with a perforation (272) that is communicated with this oil storage tank (21), adjacent this fixture block (26) is to engaging by draw-in groove (27), and this perforation (261) is to being communicated with by perforation (272).
9. the Fuel Tanking Unit of ball screw as claimed in claim 3, it is characterized in that, the quantity of arc body (2) is two, the two ends of this arc body of one (2) are extended with two fixture blocks (26), the two ends of another this arc body (2) are provided with two draw-in grooves (27), this fixture block (26) is provided with a perforation (261) that is communicated with this first groove (231), this arc body (2) forms a diapire (271) in this draw-in groove (27), this diapire (271) is provided with a perforation (272) that is communicated with this first groove (231), adjacent this fixture block (26) is to engaging by draw-in groove (27), and this perforation (261) is to being communicated with by perforation (272).
10. the Fuel Tanking Unit of ball screw as claimed in claim 8 or 9, is characterized in that, respectively this fixture block (26) is a T font projection (262), and respectively to coordinate this T font projection (262) be a T font fluting (273) to this draw-in groove (27).
The Fuel Tanking Unit of 11. ball screws as claimed in claim 3, it is characterized in that, this first cover plate (3) has several first arc plates (31) identical with those arc bodies (2) quantity, this second cover plate (4) has several second arc plates (41) identical with those arc bodies (2) quantity, respectively this first arc plate (31) is individually fixed in this end face (23) and cover cap in each this first groove (231), and respectively this second arc plate (41) is individually fixed in this bottom surface (24) and cover cap in each this second groove (241).
CN201420055921.3U 2013-04-26 2014-01-28 Oil storage device of ball screw Expired - Lifetime CN203686028U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW102207792 2013-04-26
TW102207792U TWM461717U (en) 2013-04-26 2013-04-26 Oil storage structure of ball screw rod

Publications (1)

Publication Number Publication Date
CN203686028U true CN203686028U (en) 2014-07-02

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CN201420055921.3U Expired - Lifetime CN203686028U (en) 2013-04-26 2014-01-28 Oil storage device of ball screw

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TW (1) TWM461717U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107269788A (en) * 2016-03-30 2017-10-20 日本东晟株式会社 Ball-screw
CN109707814A (en) * 2019-01-25 2019-05-03 深圳市锐健电子有限公司 A kind of novel ball screw device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107269788A (en) * 2016-03-30 2017-10-20 日本东晟株式会社 Ball-screw
CN107269788B (en) * 2016-03-30 2021-07-13 日本东晟株式会社 Ball screw
CN109707814A (en) * 2019-01-25 2019-05-03 深圳市锐健电子有限公司 A kind of novel ball screw device

Also Published As

Publication number Publication date
TWM461717U (en) 2013-09-11

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Granted publication date: 20140702