CN206795371U - Speed change gear and the lathe for including it - Google Patents

Speed change gear and the lathe for including it Download PDF

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Publication number
CN206795371U
CN206795371U CN201720314712.XU CN201720314712U CN206795371U CN 206795371 U CN206795371 U CN 206795371U CN 201720314712 U CN201720314712 U CN 201720314712U CN 206795371 U CN206795371 U CN 206795371U
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CN
China
Prior art keywords
gear
speed change
cylinder
cylinder rod
change gear
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201720314712.XU
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Chinese (zh)
Inventor
权度亨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dean Machine Tool Co ltd
Original Assignee
Doosan Machine Tools Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Doosan Machine Tools Co Ltd filed Critical Doosan Machine Tools Co Ltd
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Publication of CN206795371U publication Critical patent/CN206795371U/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/32—Gear shift yokes, e.g. shift forks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/02—Driving main working members
    • B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
    • B23Q5/043—Accessories for spindle drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/02—Driving main working members
    • B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
    • B23Q5/12—Mechanical drives with means for varying the speed ratio
    • B23Q5/14—Mechanical drives with means for varying the speed ratio step-by-step
    • B23Q5/145—Mechanical drives with means for varying the speed ratio step-by-step fluid-operated

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Gear-Shifting Mechanisms (AREA)
  • General Details Of Gearings (AREA)

Abstract

The utility model provides a kind of speed change gear and includes its lathe, and speed change gear of the present utility model includes：Axle, receive the revolving force from drive division；Gear part, and the axle corotation, and including：Columnar the first noumenon and columnar second body, the outer peripheral face of the first noumenon is formed with screw thread, and second body is convexly formed in the one side of the first noumenon, and the diameter of second body is less than the diameter of the first noumenon；Cylinder portion, including cylinder and the cylinder rod that is moved along a straight line to the cylinder both sides, and configured with the gear parts from regulation spacing；And move portion, its side is formed with the first hole to be fixed on the cylinder rod, and its opposite side is formed with the second hole to house the outer peripheral face of second body.

Description

Speed change gear and the lathe for including it
Technical field
The utility model is related to a kind of for gear shift and the speed change gear of carrier wheel and includes its lathe.
Background technology
In the machine driven by the conversion of lathe or gear, it is desirable to possess a kind of convertible tooth for progress gear shift Take turns the device of position.
Fig. 1 is the stereogram of traditional speed change gear, and Fig. 2 is partly to show the move portion and gear in traditional speed change gear Figure.
Reference picture 1, generally, to carry out the speed change of gear 11, the speed change gear 10 of gear 11 is by hydraulic cylinder or pneumatic cylinder 12 Cylinder rod 14 is connected to move portion 13, to carry out position control.
In other words, by the linear motion of the cylinder rod 14, the move portion 13 is also moved along a straight line therewith, and is exactly The gear 11 is moved by the linear motion of this move portion.
On the one hand, reference picture 2, to prevent the interference on the radial direction to gear 11, the move portion 13 is it is ensured that spy Determining deviation A and configure, in order to avoid interference rotation gear 11 driving force.
The problems of this traditional speed change gear is that the move portion 13 and gear 11 when being rotated because of gear 11 are done Relate to generation burn and abrasion.
Further, since traditional speed change gear is configured inside lathe, the position of accurate judgement claw 14 is difficult to from outside, Thus it is possible to trigger the setting mistake of sensor 15.
In addition, traditional move portion 13 be configured as it is a kind of can only to the hook structure of the local power transmission of the side of gear 11, When thus, by side power transmission of the driving of the cylinder 12 to gear 11, it is possible to bias can occur, because this bias makes tooth Wheel 11 moves at a slant, it is possible to cause to engage each other with other gears 11 it is improper.
This not only reduces the durability of gear 11, can also trigger the globality inside lathe damaged.
Utility model content
The utility model proposes that the purpose of this utility model is to solve the above problems, and improves the knot of speed change gear Structure, to prevent the abrasion between gear and move portion and burn, and simplify structure, so as to provide a kind of saving cost and be easy to steady Surely the speed change gear operated.
Further it is provided that a kind of speed change gear, the device has one kind also can change gear position in gear rotary course Structure, to bias will not occur during gear side direction power transmission, so that it is guaranteed that the stability of gear change.
To achieve the above object, the utility model provides a kind of speed change gear, including：Axle, receive the rotation from drive division Turn power；Gear part, and the axle corotation, and including：Columnar the first noumenon and columnar second body, the first The outer peripheral face of body is formed with screw thread, and second body is convexly formed in the one side of the first noumenon, described second The diameter of body is less than the diameter of the first noumenon；Cylinder portion, including cylinder and the cylinder rod that is moved along a straight line to the cylinder both sides, and Configured with the gear parts from regulation spacing；And move portion, its side formed with the first hole to be fixed on the cylinder rod, Its opposite side is formed with the second hole to house the outer peripheral face of second body.
Optionally, in addition, the one side extractor gauge determining deviation of the move portion and the first noumenon and be configured at described Second body.
Optionally, in addition, in addition to：Bearing portion, it is configured between the move portion and the second body.
Optionally, in addition, on the outer peripheral face of second body circumferentially face formed with for installing the bearing portion Groove.
Optionally, in addition, the bearing portion includes：Lubrication groove, it is connected with the outer peripheral face of second body and rotates；Outside Wheel, it is fixed on the inner peripheral surface of the move portion；And bearing, it is configured between the lubrication groove and foreign steamer.
Optionally, in addition, in addition to：The gear of at least more than one, the gear of at least more than one have difference Formed in the diameter of the gear part or the diameter of gear ratio or gear ratio, and with the axle corotation.
Optionally, in addition, in addition to：Claw, it is configured at the other end of the cylinder rod；Sensor portion, with the cylinder rod point From regulation spacing, the displacement of the cylinder rod is sensed by being contacted with the claw.
On the one hand, alternatively, the utility model provides a kind of lathe, including above-mentioned speed change gear.
Optionally, in addition, including：Fixed block, machine tool enclosure is fixed on, formed with the collecting cylinder rod, and makes the cylinder Bar carries out linear motion guide hole.
Optionally, in addition, the cylinder is configured at the outside of machine tool enclosure, and one end of the cylinder rod is configured at machine tool enclosure It is internal.
Effect of the present utility model is as follows.
The utility model can be by move portion to the equably power transmission of gear one side, thus can realize that good gear becomes Change.
In addition, being configured with bearing arrangement between move portion of the present utility model and gear, move portion is directly combined with gear, The abrasion between gear and move portion and burn can be not only thus prevented, overall installation time can also be shortened.
Brief description of the drawings
Fig. 1 is the stereogram of traditional speed change gear.
Fig. 2 is the figure for partly showing move portion and gear in traditional speed change gear.
Fig. 3 is the stereogram of the speed change gear of embodiment of the present utility model.
Fig. 4 is the figure in the section of move portion in the speed change gear for show embodiment of the present utility model.
Embodiment
Preferred embodiment of the present utility model is illustrated with reference to the accompanying drawings.
Unless there are specifically defined, implication and the term understood by one of ordinary skill in the art of all terms in this specification General sense it is identical, when the implication of the term used in this specification conflicts with the general sense of the term, it then follows this theory The definition used in bright book.
Book is explained, the utility model being described below is merely to illustrate embodiment of the present utility model, not For limiting interest field of the present utility model, and the same reference numeral through entire disclosure represents that identical composition will Element.
Fig. 3 is the stereogram of the speed change gear of embodiment of the present utility model, and Fig. 4 is to show embodiment of the present utility model Speed change gear in move portion section figure.
Illustrated below so that the speed change gear 100 of embodiment is configured at the situation of lathe as an example, but be not limited to this feelings Shape, it can be configured in all machines that need to carry out gear change.
Reference picture 3, alternatively, embodiment generallys include：Axle 110, gear part 120, cylinder portion 130 and move portion 140, and wrap Include：Claw 150, sensor portion 160 or fixed block 180.
Specifically, the axle 110 can receive the revolving force from drive division not shown.Thus, when the axle 110 revolves When turning, will gear part 120 described later and the gear corotation that is configured at beside it, so as to transmit the rotation to other gears Power.
Alternatively, the gear part 120 and the corotation of axle 110, and including：Columnar the first noumenon 121 and cylinder Second body 122 of shape, the outer peripheral face of the first noumenon 121 formed with screw thread, second body 122 be convexly formed in The one side of the first noumenon 121, its diameter are less than the diameter of the first noumenon 121.
In addition, reference picture 3, Fig. 4, alternatively, on the outer peripheral face of second body 122 circumferentially face formed with for pacifying Fill the groove 122a of the bearing portion 170.
This gear part 120 can be made up of idle gear.
In other words, alternatively, have different from the diameter of the gear part 120 or diameter or the gear ratio of gear ratio and shape Into, and also include with the extractor gauge determining deviation of gear part 120, the gear of at least more than one with the corotation of axle 110 123, so as to transmit driving force by the conversion of gear ratio.
Alternatively, the cylinder portion 130 includes：Cylinder 131 and the cylinder rod 132 to be moved along a straight line to the both sides of the cylinder 131, And configured with the extractor gauge determining deviation of gear part 120.
The cylinder 131 in this cylinder portion 130 can be by being realized with the cylinder 131 of air pressure or hydraulic pressure.
Optionally, in addition, including：Fixed block 180, the machine tool enclosure is fixed on, formed with for guiding the cylinder rod The guide hole that 132 one end is moved along a straight line, effectively to guide the linear motion of the cylinder rod 132.
Optionally, in addition, embodiment also includes：Claw 150, it is configured at the other end of the cylinder rod 132；Sensor portion 160, and the extractor gauge determining deviation of cylinder rod 132, by contacted with the claw 150 sense the movement of the cylinder rod 132 away from From.
Alternatively, the sensor portion 160 includes：The first sensor 161 and second for being separated from each other regulation spacing senses Device 162, the first sensor 161 be configured at relative to the second sensor 162 from cylinder 131 closer to side.
In other words, when the cylinder rod 132 moves, it is configured at the claw 150 of the other end of the cylinder rod 132 therewith together It is mobile, i.e. this claw 150 is to be moved forwards when being contacted with first sensor 161, with second sensor It is rearward to be moved during 162 contact.
The movement of this cylinder rod 132 make will move portion 140 described later move, and the movement of this move portion 140 makes institute State gear part 120 to move, as a result, it is possible to which whether induction gear converts.
Optionally, in addition, the cylinder 131 is configured at the outside of machine tool enclosure, and one end of the cylinder rod 132 is configured at lathe The inside of shell.
This configuration allows user with the naked eye to confirm the cylinder 131 at a glance and will claw 150 and sensor described later Mobile sensing it is whether normal, thus with it is easy to maintain the advantages of.
The side of the move portion 140 is formed with the first hole 141, so that one end of the cylinder rod 132 penetrates and fixed, its Opposite side is formed with the second hole 142, to house the outer peripheral face of second body 122.
In other words, first hole 141 is fixed with one end of cylinder rod 132, so that move portion 140 is with the cylinder rod 132 Movement is driven power and together moved.This first hole 141 can be interfixed with cylinder rod 132 by locking nut 143.
Optionally, in addition, the move portion 140 can with the one side extractor gauge determining deviation of the first noumenon 121 and It is configured at second body 122.Specifically, alternatively, second hole 142 is arranged on and is formed at the gear part 120 The second body 122 groove 122a.
The straight line that the structure of this embodiment transmits the cylinder rod 132 by move portion 140 to the gear part 120 is transported It is dynamic, and be the one side entirety Transmit evenly to the gear part 120.So as to be existed according to the speed change gear 100 of embodiment When carrying out gear position conversion, the bias of gear will not occur, realize that gear position converts.
In addition, reference picture 4, alternatively, bearing portion 170 is configured between the body 122 of move portion 140 and second.
Specifically, alternatively, the bearing portion 170 includes：Lubrication groove 171, the outer peripheral face phase with second body 122 Even rotate；Foreign steamer 172, it is fixed on the inner peripheral surface of the move portion 140；And bearing 173, be configured at the lubrication groove 171 with Between foreign steamer 172.
Wherein, alternatively, the side of the second groove 142 of the move portion 140 is formed at formed with resettlement groove 144, to insert Enter to place the bearing portion 170, the fixation of this bearing portion 170 can be firmly solid by lubrication groove snap ring 174 and foreign steamer snap ring 175 It is fixed.
To sum up, the structure of move portion 140 is had according to the speed change gear 100 of embodiment, the structure is adjacent to the outer of gear part 120 Side face and the power for uniformly transferring cylinder rod 132, so as to easily realize gear change, I＆ M.
In addition, cylinder 131 is placed in outside machine tool enclosure, so as to easily realize assembling or the dimension of sensor portion 160 and cylinder 131 Shield.
It is understood that those skilled in the art can not depart from skill of the present utility model by above description Numerous variations are carried out in the range of art thought and modification, technical scope of the present utility model are not limited to the utility model embodiment institute The content of record, and should be defined by claims and its equivalency range.

Claims (10)

  1. A kind of 1. speed change gear, it is characterised in that
    Including：
    Axle, receive the revolving force from drive division；
    Gear part, and the axle corotation, and including：Columnar the first noumenon and columnar second body, the first The outer peripheral face of body is formed with screw thread, and second body is convexly formed in the one side of the first noumenon, described second The diameter of body is less than the diameter of the first noumenon；
    Cylinder portion, including cylinder and the cylinder rod that is moved along a straight line to the cylinder both sides, and with the gear parts from regulation spacing and Configuration；And
    Move portion, formed with the first hole to be fixed on the cylinder rod, its opposite side is described to house formed with the second hole for its side The outer peripheral face of second body.
  2. 2. speed change gear according to claim 1, it is characterised in that
    The one side extractor gauge determining deviation of the move portion and the first noumenon and be configured at second body.
  3. 3. speed change gear according to claim 1, it is characterised in that
    Also include：
    Bearing portion, it is configured between the move portion and the second body.
  4. 4. speed change gear according to claim 3, it is characterised in that
    On the outer peripheral face of second body circumferentially face formed with the groove for installing the bearing portion.
  5. 5. speed change gear according to claim 3, it is characterised in that
    The bearing portion includes：
    Lubrication groove, it is connected with the outer peripheral face of second body and rotates；
    Foreign steamer, it is fixed on the inner peripheral surface of the move portion；And
    Bearing, it is configured between the lubrication groove and foreign steamer.
  6. 6. speed change gear according to claim 1, it is characterised in that
    Also include：
    The gear of at least more than one,
    The gear of at least more than one have different from the gear part diameter or gear ratio diameter or gear ratio and Formed, and with the axle corotation.
  7. 7. speed change gear according to claim 1, it is characterised in that
    Also include：
    Claw, it is configured at the other end of the cylinder rod；
    Sensor portion, and the cylinder rod extractor gauge determining deviation, by contacted with the claw sense the movement of the cylinder rod away from From.
  8. A kind of 8. lathe, it is characterised in that
    Including speed change gear according to any one of claim 1 to 7.
  9. 9. lathe according to claim 8, it is characterised in that
    Including：
    Fixed block, machine tool enclosure is fixed on, formed with housing the cylinder rod, and the guide hole for making the cylinder rod be moved along a straight line.
  10. 10. lathe according to claim 8, it is characterised in that
    The cylinder is configured at the outside of machine tool enclosure, and one end of the cylinder rod is configured at the inside of machine tool enclosure.
CN201720314712.XU 2016-03-28 2017-03-28 Speed change gear and the lathe for including it Active CN206795371U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020160037099A KR20170111515A (en) 2016-03-28 2016-03-28 Apparatus for shifting a gear and machine tool having the same
KR10-2016-0037099 2016-03-28

Publications (1)

Publication Number Publication Date
CN206795371U true CN206795371U (en) 2017-12-26

Family

ID=60141556

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720314712.XU Active CN206795371U (en) 2016-03-28 2017-03-28 Speed change gear and the lathe for including it

Country Status (2)

Country Link
KR (1) KR20170111515A (en)
CN (1) CN206795371U (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102571171B1 (en) 2019-02-14 2023-08-25 주식회사 디엔솔루션즈 Apparatus for shifting a gear

Also Published As

Publication number Publication date
KR20170111515A (en) 2017-10-12

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Legal Events

Date Code Title Description
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: Gyeongnam, South Korea

Patentee after: Dean Machine Tool Co.,Ltd.

Address before: Gyeongnam, South Korea

Patentee before: DOOSAN MACHINE TOOLS CO.,LTD.

CP01 Change in the name or title of a patent holder