CN109433529B - Screw oiling device - Google Patents
Screw oiling device Download PDFInfo
- Publication number
- CN109433529B CN109433529B CN201910005986.4A CN201910005986A CN109433529B CN 109433529 B CN109433529 B CN 109433529B CN 201910005986 A CN201910005986 A CN 201910005986A CN 109433529 B CN109433529 B CN 109433529B
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- Prior art keywords
- oiling
- clamping jaw
- tool
- limiting
- clamping
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- 230000005540 biological transmission Effects 0.000 claims abstract description 37
- 238000003825 pressing Methods 0.000 claims abstract description 23
- 239000011248 coating agent Substances 0.000 abstract description 19
- 238000000576 coating method Methods 0.000 abstract description 19
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 29
- 239000010687 lubricating oil Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000000605 extraction Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
Abstract
The invention provides a screw rod oiling device, which relates to the technical field of screw rod production, and comprises: the device comprises a pushing mechanism, an upward pressing mechanism, a nut fixing mechanism and an oiling mechanism, wherein the nut fixing mechanism and the oiling mechanism are both positioned between the pushing mechanism and the upward pressing mechanism; the pushing mechanism comprises a first driving assembly, a floating tool, a first limiting assembly and a second limiting assembly, the floating tool comprises a plurality of first positioning shafts with different lengths, the first positioning shafts are alternatively connected with the first driving assembly in a transmission way, and the first limiting assembly and the second limiting assembly are matched to limit the moving range of the floating tool; the upper pressing mechanism comprises a second driving assembly, a connecting part and a second positioning shaft, wherein the second driving assembly is in transmission connection with the connecting part, and the second positioning shaft is opposite to the floating tool and is in rotary connection with the connecting part. The screw rod oiling device provided by the invention relieves the technical problem that the oil coating amount and the oiling position are not easy to control in the traditional manual oiling in the related technology.
Description
Technical Field
The invention relates to the technical field of screw rod production, in particular to a screw rod oiling device.
Background
The screw rod is an important part of the steering gear, oil coating and lubrication are needed after the steering gear is assembled, the oil coating amount and the oil coating position are required, and the traditional manual oil coating is not easy to control.
Disclosure of Invention
The invention aims to provide a screw rod oiling device so as to solve the technical problem that oil coating amount and oil coating positions are difficult to control in the traditional manual oiling in the related art.
The screw rod oiling device provided by the invention comprises: the device comprises a pushing mechanism, an upward pressing mechanism, a nut fixing mechanism and an oiling mechanism, wherein the nut fixing mechanism and the oiling mechanism are both positioned between the pushing mechanism and the upward pressing mechanism;
the pushing mechanism comprises a first driving assembly, a floating tool, a first limiting assembly and a second limiting assembly, the floating tool comprises a plurality of first positioning shafts with different lengths, the first positioning shafts are in transmission connection with the first driving assembly alternatively, the first limiting assembly and the second limiting assembly are matched to limit the moving range of the floating tool, the first limiting assembly comprises a plurality of upper stop stops with different lengths, and the upper stop stops are arranged above the floating tool alternatively;
the pressing mechanism comprises a second driving assembly, a connecting portion and a second positioning shaft, wherein the second driving assembly is in transmission connection with the connecting portion, and the second positioning shaft is opposite to the floating tool and is in rotary connection with the connecting portion.
Optionally, the floating fixture comprises a supporting block and a limiting sleeve, the first positioning shaft is rotationally connected with the supporting block, the length of the limiting sleeve is smaller than that of the first positioning shaft, and the first positioning shaft is movably sleeved with the limiting sleeve.
Optionally, the first driving assembly includes a first linear driving member and a transmission member, the first linear driving member is in transmission connection with the transmission member, and the supporting block is installed in the transmission member and is opposite to the pressing mechanism.
Optionally, the pushing down mechanism includes supporting component, supporting component includes the ejector pin, the ejector pin is located the supporting shoe deviate from the one side of stop collar, and with supporting shoe sliding fit.
Optionally, the nut fixed establishment includes base, location frock and clamping frock, the location frock with the base can be dismantled and be connected to be equipped with the mounting groove that is used for holding the nut, the lateral wall of mounting groove is equipped with the guide way, clamping frock locates the base, clamping frock be used for press from both sides tightly install in the nut of base.
Optionally, the location frock includes the bottom plate, places board, limiting plate and stopper, place the board with the limiting plate all is the U type, the stopper is located place the board with between the limiting plate, and respectively with place the board with the limiting plate is connected, place the board with the bottom plate is connected.
Optionally, the clamp fixture includes clamping cylinder, first clamping jaw and second clamping jaw, first clamping jaw with the second clamping jaw sets up relatively, clamping cylinder respectively with first clamping jaw with the transmission of second clamping jaw is connected, clamping cylinder is used for driving first clamping jaw with the second clamping jaw is close to or keeps away from each other.
Optionally, the oiling mechanism includes oiling driving piece and oiling frock, oiling driving piece with oiling frock transmission is connected, oiling driving piece is used for the drive oiling frock surrounds or loosens the lead screw.
Optionally, the oiling fixture comprises a first oiling clamping jaw and a second oiling clamping jaw, wherein the oiling driving piece is respectively in transmission connection with the first oiling clamping jaw and the second oiling clamping jaw, and the oiling driving piece is used for driving the first oiling clamping jaw and the second oiling clamping jaw to be close to or far away from each other.
Optionally, the first oil coating clamping jaw and the second oil coating clamping jaw are both provided with oil coating holes, the oil coating holes are communicated with an oil delivery pipe, and the oil delivery pipe is provided with a flowmeter.
The screw rod oiling device provided by the invention comprises: the device comprises a pushing mechanism, an upward pressing mechanism, a nut fixing mechanism and an oiling mechanism, wherein the nut fixing mechanism and the oiling mechanism are both positioned between the pushing mechanism and the upward pressing mechanism; the pushing-down mechanism comprises a first driving assembly, a floating tool, a first limiting assembly and a second limiting assembly, the floating tool comprises a plurality of first positioning shafts with different lengths, the first positioning shafts are in transmission connection with the first driving assembly alternatively, the first limiting assembly and the second limiting assembly are matched to limit the moving range of the floating tool, the first limiting assembly comprises a plurality of upper stop stops with different lengths, and the upper stop stops are arranged above the floating tool alternatively; the upper pressing mechanism comprises a second driving assembly, a connecting part and a second positioning shaft, wherein the second driving assembly is in transmission connection with the connecting part, and the second positioning shaft is opposite to the floating tool and is in rotary connection with the connecting part. When lubricating oil is coated on the screw rod, the screw rod is fixed through the screw rod fixing mechanism, the floating tool is matched with the second positioning shaft to clamp the screw rod, the first driving assembly and the second driving assembly are matched to drive the screw rod to move along the axial direction of the screw rod relative to the oiling mechanism in the oiling process, the oiling mechanism is used for coating the lubricating oil on the set range of the screw rod, the upper limit position of the oiling range of the screw rod can be adjusted through replacing the first positioning shaft, and the lower limit position of the oiling range of the screw rod can be adjusted through replacing the upper stop.
Compared with the related art, the oiling device provided by the invention can automatically oil the screw rod, can oil in different ranges of the screw rod, and meets different oiling requirements.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the related art, the drawings that are required to be used in the description of the embodiments or the related art will be briefly described, and it is apparent that the drawings in the description below are some embodiments of the present invention, and other drawings may be obtained according to the drawings without inventive effort for those skilled in the art.
Fig. 1 is a schematic structural diagram of an oiling device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a pushing mechanism of an oiling device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an upward pressing mechanism of an oiling device according to an embodiment of the invention;
fig. 4 is a schematic structural view of a nut fixing mechanism of an oiling device according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a positioning tool of an oiling device according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a placement plate of an oiling device according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a clamping tool of an oiling device according to an embodiment of the invention;
FIG. 8 is a schematic structural diagram of an oiling mechanism of an oiling device according to an embodiment of the invention;
fig. 9 is a schematic structural view of a first oiling clamping jaw of an oiling device according to an embodiment of the invention.
Icon: 100-pushing down mechanism; 111-a first cylinder; 112-a transmission member; 1121-a horizontal mounting plate; 1122-a slider mounting plate; 120-floating tooling; 121-a first positioning shaft; 122-supporting blocks; 123-limiting sleeve; 124-support the moving plate; 125-support adjustment; 1251-supporting an adjusting screw; 1252-supporting limiting blocks; 131-stopping up; 141-stopping the gear; 142-connecting rods; 150-a support assembly; 151-ejector pins; 152-a push rod fixing plate; 153-ejector pin moving plate; 154-ejector pin adjusting piece; 1541-ejector pin adjusting screw; 1542-ejector rod limiting block; 200-an upward pressing mechanism; 211-a second cylinder; 220-connecting part; 230-a second positioning shaft; 300-a nut fixing mechanism; 310-base; 311-a first stop; 3111-a first connection; 3112-a first limit portion; 312-a second stop; 3121-a second connection; 3122-a second stop; 313-plug pins; 320-positioning the tool; 321-a bottom plate; 3221-placing the plate; 3222-a limiting plate; 3223-a stopper; 330-clamping the tool; 331-clamping cylinder; 332-a first jaw; 3321—a first cylinder connection; 3322—a first clamping portion; 333-second jaw; 3331—a second cylinder connection; 3332-second clamping portion; 334-a first chuck; 335-a second chuck; 400-oiling mechanism; 411-oiling cylinder; 421-a first oiled jaw; 422-a second oiling jaw; 423-an oil coating hole; 431-oiling the mounting plate; 432-oiling a bracket; 433-upper top long column; 434-lower top long column.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, fig. 2 and fig. 3, the screw oiling device provided by the embodiment of the invention includes: the device comprises a push-down mechanism 100, an upward pressing mechanism 200, a nut fixing mechanism 300 and an oiling mechanism 400, wherein the nut fixing mechanism 300 and the oiling mechanism 400 are positioned between the push-down mechanism 100 and the upward pressing mechanism 200;
the pushing mechanism 100 comprises a first driving component, a floating tool 120, a first limiting component 322 and a second limiting component 322, the floating tool 120 comprises a plurality of first positioning shafts 121 with different lengths, the first positioning shafts 121 are alternatively connected with the first driving component in a transmission way, the first limiting component 322 and the second limiting component 322 are matched to limit the moving range of the floating tool 120, the first limiting component 322 comprises a plurality of upper stop stops 131 with different lengths, and the upper stop stops 131 are alternatively arranged above the floating tool 120;
the pressing mechanism 200 includes a second driving assembly, a connecting portion 220, and a second positioning shaft 230, where the second driving assembly is in transmission connection with the connecting portion 220, and the second positioning shaft 230 is opposite to the floating tool 120 and is rotationally connected with the connecting portion 220.
Optionally, the floating fixture 120 includes a supporting block 122 and a limiting sleeve 123, where the first positioning shaft 121 is rotationally connected with the supporting block 122, and the length of the limiting sleeve 123 is smaller than that of the first positioning shaft 121 and is movably sleeved on the first positioning shaft 121.
The first driving assembly is in transmission connection with the supporting block 122, and the first positioning shaft 121 is arranged in the vertical direction and is in rotational connection with the upper surface of the supporting block 122. The inner diameter of the stop collar 123 is equal to the outer diameter of the first positioning shaft 121, and the stop collar 123 can slide along the length direction of the first positioning shaft 121 relative to the first positioning shaft 121. When the screw rod is installed, the limiting sleeve 123 is enabled to slide upwards along the axial direction of the first positioning shaft 121, the upper end of the limiting sleeve 123 is higher than the upper end of the first positioning shaft 121, the lower end of the screw rod can be placed in the limiting sleeve 123, the limiting sleeve 123 limits the screw rod, and the screw rod is convenient to be coaxial with the first positioning shaft 121. The nut is fixed in the oiling process, and the first driving assembly is matched with the second driving assembly, so that the first positioning shaft 121 and the second positioning shaft 230 drive the screw rod to reciprocate along the axis of the screw rod, and when the screw rod rotates, the screw rod drives the first positioning shaft 121 to rotate around the axis of the screw rod relative to the supporting block 122, and simultaneously drives the second positioning shaft 230 to rotate around the axis of the screw rod relative to the connecting part 220, so that abrasion to the screw rod is avoided.
Alternatively, the first driving assembly includes a first linear driving member and a transmission member 112, where the first linear driving member is in transmission connection with the transmission member 112, and the supporting block 122 is mounted on the transmission member 112 and opposite to the pressing mechanism 200.
In some embodiments, the first linear driving member includes a cylinder or a hydraulic cylinder, and in this embodiment, the first linear driving member is a cylinder, specifically, the first cylinder 111. As shown in fig. 2, the transmission member 112 includes a horizontal mounting plate 1121 disposed in a horizontal direction and a slider mounting plate 1122 disposed in a vertical direction, the horizontal mounting plate 1121 is fixedly connected with the slider mounting plate 1122, the first cylinder 111 is mounted on a frame and is in transmission connection with the slider mounting plate 1122, a slide rail extending in the vertical direction is disposed on a surface of the frame opposite to the slider mounting plate 1122, and a slider slidingly engaged with the slide rail is mounted on the slider mounting plate 1122. The horizontal mounting plate 1121 is located on a side of the slider mounting plate 1122 facing away from the frame, and the support moving plate 124 is slidably coupled to the upper surface of the horizontal mounting plate 1121. The support block 122 is mounted on the upper surface of the support moving plate 124 by bolts, and the first positioning shaft 121 is located above the support block 122 and is rotatably connected with the support block 122. The support regulator 125 includes a support regulating screw 1251 and a support stopper 1252, the support moving plate 124 is provided with a support regulating screw hole, the length direction of the support regulating screw hole is the same as the first direction, and the support stopper 1252 is mounted on the horizontal mounting plate 1121 and opposite to the support regulating screw hole. The supporting adjusting screw 1251 is clamped on the supporting limiting block 1252 and is matched with the supporting adjusting threaded hole. The first positioning shaft 121 is driven to move along the first direction by rotating the supporting and adjusting screw 1251 to adjust the supporting and moving plate 124, so that the coaxiality of the first positioning shaft 121 and the second positioning shaft 230 is adjusted, and the screw is clamped better.
Further, the first limiting component 322 includes an upper stop 131, the second limiting component 322 includes a lower stop 141, the first cylinder 111 is connected with the slider mounting plate 1122 through the connecting rod 142, and the lower stop 141 is located below the connecting rod 142 and mounted on the frame. The upper stopper 131 is located above the slider mounting plate 1122 and mounted to the frame. The upper stop 131 and the lower stop 141 cooperate to limit the movement range of the slider mounting plate 1122, thereby limiting the oiling range of the screw.
Optionally, the pushing down mechanism 100 includes a supporting component 150, where the supporting component 150 includes a push rod 151, and the push rod 151 is located on a side of the supporting block 122 facing away from the limiting sleeve 123 and is slidably engaged with the supporting block 122.
Specifically, the number of the ejector rods 151 is two, and the two ejector rods 151 are arranged along the vertical direction and are fixedly connected with the support assembly 150. In some embodiments, the two ejector rods 151 are located on two sides of the horizontal mounting plate 1121 along the second direction, and the outer diameter of the limiting sleeve 123 is greater than the widths of the horizontal mounting plate 1121 and the supporting block 122 along the second direction. In other embodiments, two through holes are respectively disposed on the horizontal mounting plate 1121 and the supporting block 122, and the two through holes on the horizontal mounting plate 1121 are correspondingly communicated with the two through holes on the supporting block 122. The outer peripheral wall of the stop collar 123 is opposite to the two through holes, and the two ejector rods 151 are in sliding fit with the corresponding through holes. When the first cylinder 111 drives the horizontal mounting plate 1121 to be located at the lowest position, the ejector rod 151 jacks up the limit sleeve 123, so that the upper end of the limit sleeve 123 is higher than the upper end of the first positioning shaft 121, the screw rod is conveniently positioned, when the first cylinder 111 drives the horizontal mounting plate 1121 to move to a certain height, the ejector rod 151 is separated from the limit sleeve 123, and under the action of self gravity, the limit sleeve 123 slides downwards, so that the upper end face of the limit sleeve 123 is lower than the upper end face of the first positioning shaft 121. The position of the limiting sleeve 123 relative to the first positioning shaft 121 is automatically adjusted through the ejector rod 151.
The support assembly 150 comprises a push rod fixing plate 152, a push rod moving plate 153 and a push rod adjusting piece 154, wherein the push rod 151 is arranged on the push rod moving plate 153, the push rod moving plate 153 is movably connected with the push rod fixing plate 152, the push rod adjusting piece 154 is respectively connected with the push rod fixing plate 152 and the push rod moving plate 153, and the push rod adjusting piece 154 is used for adjusting the position of the push rod moving plate 153 relative to the push rod moving plate 154.
The ejector rod fixing plate 152 may be fixedly mounted on the frame by bolts, the ejector rod moving plate 153 is slidably connected with the upper surface of the ejector rod fixing plate 152, and the ejector rod 151 is fixedly mounted on the upper surface of the ejector rod moving plate 153. The ejector rod adjusting member 154 includes an ejector rod adjusting screw 1541 and an ejector rod limiting block 1542, the ejector rod moving plate 153 is provided with an ejector rod adjusting screw hole, the length direction of the ejector rod adjusting screw hole is the same as the first direction, and the ejector rod limiting block 1542 is mounted on the ejector rod fixing plate 152 and opposite to the ejector rod adjusting screw hole. The ejector rod adjusting screw 1541 is clamped on the ejector rod limiting block 1542 and is matched with the ejector rod adjusting threaded hole. The first positioning shaft 121 is driven to move along the first direction by rotating the ejector rod 151 to adjust the threaded rod adjusting plate 153, so that the relative position of the ejector rod 151 and the limiting sleeve 123 is adjusted.
As shown in fig. 4, the nut fixing mechanism 300 includes a base 310, a positioning tool 320 and a clamping tool 330, where the positioning tool 320 is detachably connected with the base 310 and is provided with an installation groove for accommodating a nut, the side wall of the installation groove is provided with a guide groove, the clamping tool 330 is disposed on the base 310, and the clamping tool 330 is used for clamping the nut installed on the base 310.
The mounting groove is the open slot, and the guide way extends along the lateral wall of open slot, and the great position of nut diameter cooperates with the guide way, makes the nut be located the guide way. The positioning tool 320 is detachably connected with the upper surface of the base 310, the clamping tool 330 is mounted on the upper surface of the base 310, and the clamping part of the clamping tool 330 for clamping is opposite to the positioning tool 320 so as to clamp a nut positioned in the positioning tool 320.
As shown in fig. 5, the positioning tool 320 includes a bottom plate 321, a placing plate 3221, a limiting plate 3222 and a limiting block 3223, wherein the placing plate 3221 and the limiting plate 3222 are all in a U shape, the limiting block 3223 is located between the placing plate 3221 and the limiting plate 3222 and is respectively connected with the placing plate 3221 and the limiting plate 3222, and the placing plate 3221 is connected with the bottom plate 321.
Specifically, the mounting groove on the bottom plate 321 and the mounting groove on the limiting component 322 are open grooves and are mutually communicated, the inside of the placing plate 3221 and the inside of the limiting plate 3222 are all provided with open mounting grooves, the placing plate 3221 is connected with the bottom plate 321, and the limiting plate 3222 is mutually parallel to the placing plate 3221 and arranged at intervals. The number of the limiting blocks 3223 in this embodiment is three, as shown in fig. 5, the three limiting blocks 3223 are located between the placing plate 3221 and the limiting plates 3222, and are distributed at intervals along the extending direction of the placing plate 3221, and the placing plate 3221 and the limiting plates 3222 are connected with the three limiting blocks 3223. As shown in fig. 6, the width of the three stoppers 3223 is smaller than the widths of the placing plate 3221 and the limiting plate 3222, the upper surface of the placing plate 3221, the surface of the three stoppers 3223 opposite to the installation groove, and the lower surface of the limiting plate 3222 enclose a guide groove, and a part of the position of the guide groove is communicated with the outer area of the placing plate 3221. The positioning tool 320 comprises a bottom plate 311, a placing plate 3221, a limiting plate 3222 and a limiting block 3223, wherein the placing plate 3221 and the limiting plate 3222 with different sizes are replaced to be installed on the bottom plate 321, so that the positioning tool 320 limits nuts with different models.
The base 310 is provided with a first stop block 311 and a second stop block 312, the first stop block 311 and the second stop block 312 are positioned at two sides of the mounting groove, and the first stop block 311 and the second stop block 312 are respectively provided with a slot matched with the bottom plate 321.
The first stop block 311 and the second stop block 312 are both bent, specifically, the first stop block 311 includes a first connection portion 3111 and a first limit portion 3112 fixedly connected with the first connection portion 3111, the second stop block 312 includes a second connection portion 3121 and a second limit portion 3122 fixedly connected with the second connection portion 3121, and the first connection portion 3111 and the second connection portion 3121 are both disposed along a vertical direction and are both connected with an upper surface of the base 310 through bolts. The first limiting portion 3112 and the second limiting portion 3122 are located between the first connecting portion 3111 and the second connecting portion 3121, a first slot is formed between the first limiting portion 3112 and the upper surface of the base 310, and a second slot is formed between the second limiting portion 3122 and the upper surface of the base 310. When the positioning tool 320 is mounted on the base 310, the bottom plate 321 is matched with the first slot and the second slot respectively, and the first stop block 311 and the second stop block 312 limit the positioning tool 320 through the bottom plate 321; in addition, the first stop block 311 and the second stop block 312 with different sizes can be replaced to limit the positioning fixture 320 with different models.
Optionally, the first stop 311 and/or the second stop 312 are provided with a plug pin 313 that is in plug-in engagement with the base plate 321.
The insertion and extraction pins 313 may be provided on the first stopper 311, or the insertion and extraction pins 313 may be provided on the second stopper 312, or the insertion and extraction pins 313 may be provided on both the first stopper 311 and the second stopper 312. In this embodiment, the first stop block 311 is provided with a plug pin 313. Specifically, the first limiting portion 3112 is provided with a first limiting hole for mounting the plug pin 313, and the first limiting hole extends in the vertical direction and penetrates the first limiting portion 3112. Be equipped with the spacing hole of second on the bottom plate 321, when bottom plate 321 pegged graft in first slot, first spacing hole and the spacing hole intercommunication of second, plug pin 313 inserts first spacing hole and the spacing hole of second simultaneously, prevents that bottom plate 321 from moving in first slot to carry out spacingly to location frock 320.
As shown in fig. 7, the clamping fixture 330 includes a clamping cylinder 331, a first clamping jaw 332 and a second clamping jaw 333, where the first clamping jaw 332 and the second clamping jaw 333 are disposed opposite to each other, the clamping cylinder 331 is respectively in transmission connection with the first clamping jaw 332 and the second clamping jaw 333, and the clamping cylinder 331 is used for driving the first clamping jaw 332 and the second clamping jaw 333 to approach each other or separate from each other.
As shown in fig. 3, the clamping cylinder 331 is mounted to the base 310 and is opposite to the positioning tool 320. The clamping cylinder 331 has two drive ends, both of which are opposite to the positioning tool 320. The first clamping jaw 332 and the second clamping jaw 333 are both bent, the first clamping jaw 332 comprises a first cylinder connecting portion 3321 and a first clamping portion 3322 fixedly connected with the first cylinder connecting portion 3321, the second clamping jaw 333 comprises a second clamping portion 3332 fixedly connected with the second cylinder connecting portion 3331, and the first cylinder connecting portion 3321, the second cylinder connecting portion 3331, the first clamping portion 3322 and the second clamping portion 3332 are all rectangular. The first clamping portion 3322 and the second clamping portion 3332 are parallel to each other and are spaced apart, and the positioning tool 320 is located between the first clamping portion 3322 and the second clamping portion 3332. The first cylinder connecting portion 3321 and the second cylinder connecting portion 3331 are located between the first clamping portion 3322 and the second clamping portion 3332, the length direction of the first cylinder connecting portion 3321 is perpendicular to the length direction of the first clamping portion 3322, and the first cylinder connecting portion 3321 is connected with one driving end of the first clamping portion 3322 and one driving end of the clamping cylinder 331, respectively; the length direction of the second cylinder connecting portion 3331 is perpendicular to the length direction of the second clamping portion 3332, the second cylinder connecting portion 3331 is connected with the second clamping portion 3332 and the other driving end of the clamping cylinder 331 respectively, and the two driving ends of the clamping cylinder 331 drive the first clamping portion 3322 and the second clamping portion 3332 to be close to each other or to be far away from each other. When the positioning tool 320 is mounted on the base 310, the positioning tool 320 and the nut are located between the first clamping portion 3322 and the second clamping portion 3332, and the clamping cylinder 331 drives the first clamping portion 3322 and the second clamping portion 3332 to move in a direction close to the nut, and the first clamping portion 3322 and the second clamping portion 3332 cooperate to clamp the nut so as to prevent the nut from rotating around the axis of the nut.
Optionally, a surface of the first clamping jaw 332 opposite to the second clamping jaw 333 is provided with a first clamping head 334, and a surface of the second clamping jaw 333 opposite to the first clamping jaw 332 is provided with a second clamping head 335.
As shown in fig. 7, the first chuck 334 is mounted on a surface of the first clamping portion 3322 opposite to the second clamping portion 3332, the second chuck 335 is mounted on a surface of the second clamping portion 3332 opposite to the first clamping portion 3322, and the first chuck 334 is disposed opposite to the second chuck 335. The end face of the first chuck 334 facing away from the first clamping portion 3322 is provided with a first V-shaped groove, the end face of the second chuck 335 facing away from the second clamping portion 3332 is provided with a second V-shaped groove, and the first V-shaped groove and the second V-shaped groove extend in the vertical direction. When the clamping cylinder 331 drives the first clamping part 3322 and the second clamping part 3332 to cooperatively clamp the nut, the first clamping head 334 and the second clamping head 335 are inserted into the guide groove through the part of the guide groove communicated with the outside of the placing plate 3221 and contact with the nut to clamp the nut, so that the nut is prevented from rotating around the axis of the nut; the second V-shaped groove and the second V-shaped groove both limit the nut, preventing the nut from moving along the length direction of the first clamping portion 3322 and the second clamping portion 3332.
Optionally, the oiling mechanism 400 includes an oiling driving piece and an oiling tool, wherein the oiling driving piece is in transmission connection with the oiling tool, and the oiling driving piece is used for driving the oiling tool to surround or loosen the screw rod.
As shown in fig. 8, the oiling mechanism 400 further includes two oiling brackets 432, the oiling driving members and the oiling tools are arranged in two, and the two oiling driving members are arranged along the vertical direction and are both installed on the oiling brackets 432, and the two oiling tools are connected with the two oiling driving members in a one-to-one correspondence. In the oiling process, two oiling tools simultaneously oil the screw rod.
The oiling driving piece can be an air cylinder or a hydraulic cylinder, in the embodiment, the oiling driving piece is an oiling air cylinder 411, two oiling tools are connected with the two oiling air cylinders 411 in a one-to-one correspondence manner, the two oiling air cylinders 411 are all installed on one oiling mounting plate 431, and the two oiling mounting plates 431 are all in sliding connection with the oiling bracket 431. Specifically, the oiling mounting plate 431 and the oiling bracket 432 are oppositely arranged, two oiling guide rails parallel to each other are mounted on the surface of the oiling bracket 432 opposite to the oiling mounting plate 431, the two oiling guide rails are all arranged in the vertical direction, and oiling sliding blocks which are in sliding fit with the oiling guide rails are arranged on the two oiling mounting plates 431, so that the two oiling mounting plates 431 are in sliding fit with the oiling bracket 431. The two oiling mounting plates 431 are arranged in the vertical direction, the first oiling mounting plate is arranged above, and the second oiling mounting plate is arranged below. An upper top long column 433 is arranged above the first oiling mounting plate, and a lower top long column 434 is arranged below the second oiling mounting plate. The upper top long column 433 is detachably connected with the oiling bracket 431 and the first oiling mounting plate, respectively, and the lower top long column 434 is detachably connected with the oiling bracket 431 and the second oiling mounting plate, respectively. The distance between the upper end surface of the first oiling mounting plate and the upper end surface of the oiling bracket 431 can be adjusted by replacing the upper top long columns 433 with different lengths, so that the positions of the oiling cylinder 411 and the oiling tool mounted on the first oiling mounting plate are adjusted. By replacing the lower top long columns 434 of different lengths, the distance between the lower end surface of the second oiling mounting plate and the lower end surface of the oiling bracket 431 can be adjusted, so that the positions of the oiling cylinder 411 and the oiling tool mounted on the first oiling mounting plate can be adjusted, and the oiling range of the screw rod can be adjusted.
Optionally, the oiling tool includes a first oiling clamping jaw 421 and a second oiling clamping jaw 422, and the oiling driving member is in transmission connection with the first oiling clamping jaw 421 and the second oiling clamping jaw 422 respectively, and the oiling driving member is used for driving the first oiling clamping jaw 421 and the second oiling clamping jaw 422 to be close to or far away from each other.
The oiling cylinder 411 has two driving ends, a first oiling clamping jaw 421 is detachably connected with one driving end of the oiling cylinder 411, and a second oiling clamping jaw 422 is detachably connected with the other driving end of the oiling cylinder 411. The first oiling clamping jaw 421 is provided with a first oiling surface in an arc shape, the second oiling second clamping jaw 333 is provided with a second oiling surface in an arc shape, and when the oiling cylinder 411 drives the first oiling clamping jaw 421 and the second oiling clamping jaw 422 to abut against each other, the first oiling surface and the second oiling surface are matched to form an oiling area for accommodating a screw rod. When the screw rod is installed, the oiling cylinder 411 drives the first oiling clamping jaw 421 and the second oiling clamping jaw to rotate and separate from each other, so that the screw rod is located between the first oiling clamping jaw 421 and the second oiling clamping jaw 422, the screw nut is fixed by the screw nut fixing mechanism 300, the screw rod is clamped by the first positioning shaft 121 and the second positioning shaft 230, and the oiling cylinder 411 drives the first oiling clamping jaw 421 and the second oiling clamping jaw 422 to approach each other and enclose the screw rod. The first cylinder 111 and the second cylinder 211 cooperate to drive the screw rod to reciprocate in the vertical direction relative to the first oiling clamping jaw 421 and the second oiling clamping jaw 422, and the first oiling clamping jaw 421 and the second oiling clamping jaw 422 cooperate to coat lubricating oil on the periphery of the screw rod. The first oiling clamping jaw 421 and the second oiling clamping jaw 422 are detachably connected with the oiling cylinder 411, the first oiling clamping jaw 421 and the second oiling clamping jaw 422 with different types can be replaced, radians of first oiling surfaces on the first oiling clamping jaw 421 with different types are different, radians of second oiling surfaces on the second oiling clamping jaw 422 with different types are different, and oiling is conducted on screw rods with different types.
In some embodiments, oil coating pipes may be provided on the first oil coating surface and the second oil coating surface, and the oil coating pipes may apply the lubricating oil to the outer circumference of the screw by feeding the lubricating oil into the oil coating pipes.
In this embodiment, as shown in fig. 8, the first oiling clamping jaw 421 and the second oiling clamping jaw 422 are both provided with an oiling hole 423, the oiling hole 423 is communicated with an oil delivery pipe, and the oil delivery pipe is provided with a flowmeter.
The first oiling surface and the second oiling surface are respectively provided with two oiling holes 423, as shown in fig. 9, the oiling holes 423 on the first oiling clamping jaw 421 penetrate through the first oiling clamping jaw 421, the oiling holes 423 on the second oiling clamping jaw 422 penetrate through the second oiling clamping jaw 422, the plurality of oiling holes 423 are respectively communicated with an oil conveying pipe, a flowmeter is arranged on the oil conveying pipe, the oil metering amount of the flowmeter is equal to the actual requirement value, and the oil metering amount of each time is guaranteed to be consistent with the actual requirement value.
Further, the lead screw oiling device further comprises a detection assembly, the detection assembly comprises a photoelectric sensor, the photoelectric sensor is arranged on the frame, and the photoelectric sensor is used for detecting whether the lead screw is placed in place or not when the lead screw is arranged.
The screw rod oiling device provided by the invention comprises: the device comprises a push-down mechanism 100, an upward pressing mechanism 200, a nut fixing mechanism 300 and an oiling mechanism 400, wherein the nut fixing mechanism 300 and the oiling mechanism 400 are positioned between the push-down mechanism 100 and the upward pressing mechanism 200; the pushing mechanism 100 comprises a first driving component, a floating tool 120, a first limiting component and a second limiting component, the floating tool 120 comprises a plurality of first positioning shafts 121 with different lengths, the first positioning shafts 121 are alternatively connected with the first driving component in a transmission way, the first limiting component and the second limiting component are matched to limit the moving range of the floating tool 120, the first limiting component comprises a plurality of upper stop 131 with different lengths, and the upper stop 131 is alternatively arranged above the floating tool 120; the pressing mechanism 200 includes a second driving assembly, a connecting portion 220, and a second positioning shaft 230, where the second driving assembly is in transmission connection with the connecting portion 220, and the second positioning shaft 230 is opposite to the floating tool 120 and is rotationally connected with the connecting portion 220. When lubricating oil is coated on the screw rod, the screw rod is fixed through the screw rod fixing mechanism 300, the floating tool 120 is matched with the second positioning shaft 230 to clamp the screw rod, in the oiling process, the first driving assembly and the second driving assembly are matched to drive the screw rod to move along the axial direction of the screw rod relative to the oiling mechanism 400, the oiling mechanism 400 is used for coating the lubricating oil on the set range of the screw rod, the upper limit position of the oiling range of the screw rod can be adjusted through replacing the first positioning shaft 121, and the lower limit position of the oiling range of the screw rod can be adjusted through replacing the upper stop 131.
Compared with the related art, the oiling device provided by the invention can automatically oil the screw rod, can oil in different ranges of the screw rod, and meets different oiling requirements.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (7)
1. The utility model provides a lead screw oiling station which characterized in that includes: the device comprises a pushing mechanism, an upward pressing mechanism, a nut fixing mechanism and an oiling mechanism, wherein the nut fixing mechanism and the oiling mechanism are both positioned between the pushing mechanism and the upward pressing mechanism;
the pushing mechanism comprises a first driving assembly, a floating tool, a first limiting assembly and a second limiting assembly, the floating tool comprises a plurality of first positioning shafts with different lengths, the first positioning shafts are in transmission connection with the first driving assembly alternatively, the first limiting assembly and the second limiting assembly are matched to limit the moving range of the floating tool, the first limiting assembly comprises a plurality of upper stop stops with different lengths, and the upper stop stops are arranged above the floating tool alternatively;
the pressing mechanism comprises a second driving assembly, a connecting part and a second positioning shaft, the second driving assembly is in transmission connection with the connecting part, the second positioning shaft is opposite to the floating tool and is in rotary connection with the connecting part, and the first driving assembly is matched with the second driving assembly to enable the screw rod to perform linear motion along the axis of the screw rod so as to realize automatic oiling on the screw rod;
the floating tool comprises a supporting block and a limiting sleeve, the first positioning shaft is rotationally connected with the supporting block, the length of the limiting sleeve is smaller than that of the first positioning shaft, and the limiting sleeve is movably sleeved on the first positioning shaft;
the first driving assembly comprises a first linear driving piece and a transmission piece, the first linear driving piece is in transmission connection with the transmission piece, and the supporting block is arranged on the transmission piece and is opposite to the pressing mechanism;
the pushing mechanism comprises a supporting component, the supporting component comprises a push rod, and the push rod is located on one side, away from the limiting sleeve, of the supporting block and is in sliding fit with the supporting block.
2. The screw oiling device according to claim 1, wherein the screw fixing mechanism comprises a base, a positioning tool and a clamping tool, the positioning tool is detachably connected with the base and provided with a mounting groove for accommodating a screw, the side wall of the mounting groove is provided with a guide groove, the clamping tool is arranged on the base, and the clamping tool is used for clamping the screw mounted on the base.
3. The screw oiling device according to claim 2, wherein the positioning tool comprises a bottom plate, a placing plate, a limiting plate and a limiting block, the placing plate and the limiting plate are all U-shaped, the limiting block is located between the placing plate and the limiting plate and is respectively connected with the placing plate and the limiting plate, and the placing plate is connected with the bottom plate.
4. The screw oiling device according to claim 2, wherein the clamping tool comprises a clamping cylinder, a first clamping jaw and a second clamping jaw, the first clamping jaw and the second clamping jaw are oppositely arranged, the clamping cylinder is respectively in transmission connection with the first clamping jaw and the second clamping jaw, and the clamping cylinder is used for driving the first clamping jaw and the second clamping jaw to be close to or far away from each other.
5. The screw oiling device according to claim 1, wherein the oiling mechanism comprises an oiling driving piece and an oiling tool, the oiling driving piece is in transmission connection with the oiling tool, and the oiling driving piece is used for driving the oiling tool to surround or loosen the screw.
6. The lead screw oiling device according to claim 5, wherein the oiling tool comprises a first oiling clamping jaw and a second oiling clamping jaw, the oiling driving piece is in transmission connection with the first oiling clamping jaw and the second oiling clamping jaw respectively, and the oiling driving piece is used for driving the first oiling clamping jaw and the second oiling clamping jaw to be close to or far away from each other.
7. The lead screw oiling device according to claim 6, wherein the first oiling clamping jaw and the second oiling clamping jaw are respectively provided with an oiling hole, the oiling holes are communicated with an oil delivery pipe, and the oil delivery pipe is provided with a flowmeter.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910005986.4A CN109433529B (en) | 2019-01-03 | 2019-01-03 | Screw oiling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910005986.4A CN109433529B (en) | 2019-01-03 | 2019-01-03 | Screw oiling device |
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| CN109433529B true CN109433529B (en) | 2024-03-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110841867B (en) * | 2019-09-16 | 2021-07-20 | 湖北中航精机科技有限公司 | Floating oil coating head mechanism and sliding rail oil coating device |
| CN111659574A (en) * | 2020-05-18 | 2020-09-15 | 昆山皇田汽车配件工业有限公司 | Automatic oiling and prerotation device for spring assembly and preparation method thereof |
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