CN116690273A - Servo drive pull rod mechanism - Google Patents

Servo drive pull rod mechanism Download PDF

Info

Publication number
CN116690273A
CN116690273A CN202310962261.0A CN202310962261A CN116690273A CN 116690273 A CN116690273 A CN 116690273A CN 202310962261 A CN202310962261 A CN 202310962261A CN 116690273 A CN116690273 A CN 116690273A
Authority
CN
China
Prior art keywords
nut
screw
pull rod
bearing
cavity
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.)
Pending
Application number
CN202310962261.0A
Other languages
Chinese (zh)
Inventor
王帅
李兆维
潘艺友
刘卓
徐宝军
吴岗
凌爽
李阳
田龙
曹佳宁
王英贺
王学文
金明刚
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.)
General Technology Group Shenyang Machine Tool Co Ltd
Original Assignee
General Technology Group Shenyang Machine Tool 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 General Technology Group Shenyang Machine Tool Co Ltd filed Critical General Technology Group Shenyang Machine Tool Co Ltd
Priority to CN202310962261.0A priority Critical patent/CN116690273A/en
Publication of CN116690273A publication Critical patent/CN116690273A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B23Q5/22—Feeding members carrying tools or work
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)

Abstract

The invention discloses a servo drive pull rod mechanism, comprising: the box, the one end of box is provided with the connecting hole, the pull rod rotates to wear to establish in the connecting hole, the screw rotates to be connected inside the box, actuating mechanism sets up on the box, actuating mechanism is used for driving the screw rotatory, the lead screw, lead screw threaded connection is in the screw, the box is passed to the one end of lead screw exposes, the other end of lead screw passes through the bearing group and is connected with the pull rod, the pull rod can relative lead screw coaxial rotation, this servo drive pull rod mechanism can make the pull rod can feed along with the lead screw straight line, can carry out relative lead screw independent rotation again, even at the rotatory motion effect simultaneously of straight line feeding, satisfy precision control and along with flat-turning disc, chuck or anchor clamps high-speed gyration user demand.

Description

Servo drive pull rod mechanism
Technical Field
The invention belongs to the technical field of machining, and particularly relates to a servo drive pull rod mechanism.
Background
The action control of the hydraulic chuck or other mechanisms is generally performed by a pull rod, and the pull rod rotates along with the chuck, but the independent pull rod mechanism cannot meet the requirement of precise transmission.
The ball screw pair can meet the requirement of precise transmission in the linear direction, and when the screw nut is fixed, the screw can move along the axial direction, and at the moment, the screw can only rotate according to the self screw pair structure and cannot meet the requirement of high-speed rotation along with a flat rotating disc device, a chuck, some precise clamps or mechanisms and steps.
Disclosure of Invention
The invention aims at solving the problems that the existing pull rod driving mechanism can not simultaneously meet the requirements of precise control and high-speed rotation along with a flat rotating disc, a chuck or a clamp, aiming at the defects existing in the prior art.
In order to achieve the above object, the present invention provides a servo-driven tie rod mechanism comprising:
the box body is provided with a connecting hole at one end;
the pull rod is rotatably arranged in the connecting hole in a penetrating way;
the nut is rotationally connected inside the box body;
the driving mechanism is arranged on the box body and is used for driving the nut to rotate;
the screw rod is in threaded connection in the screw nut, one end of the screw rod penetrates through the outside of the box body, the other end of the screw rod is connected with the pull rod through the bearing group, and the pull rod can coaxially rotate relative to the screw rod.
Optionally, the bearing set includes:
the lead screw bearing is axially provided with a mounting hole, the inner periphery of the lead screw bearing is connected with the outer periphery of the other end of the lead screw, and the outer periphery of the lead screw bearing is connected with the inner periphery of the mounting hole;
the screw rod bearing comprises a screw nut, a first adjusting washer and a second adjusting washer, wherein the screw nut is sleeved on the screw rod bearing in sequence;
the baffle plate is arranged at the end part of the screw rod and used for axially limiting the locking nut;
the screw rod bearing cover is sleeved on the screw rod, and the end face of the screw rod bearing cover is connected with the end face of the mounting hole.
Optionally, the connecting hole is kept away from the box side is provided with the counter bore, be provided with bearing in the counter bore, bearing's inner periphery with the periphery of pull rod is connected.
Optionally, the case includes:
the transmission cavity is internally provided with a transmission mechanism, and two ends of the transmission mechanism are respectively connected with the driving mechanism and the nut;
the nut cavity and the lubrication cavity are sequentially connected, and the nut cavity and the lubrication cavity form an L-shaped structure, the nut is rotationally connected in the nut cavity, the lubrication cavity is provided with a lubrication structure, and the bearing group is arranged in the lubrication cavity.
Optionally, the driving mechanism includes a driving motor, and the transmission mechanism includes:
the through groove is arranged on the outer wall of the transmission cavity;
the motor plate is arranged on the outer wall of the transmission cavity in a sliding manner, the driving motor is arranged on the motor plate, and the driving end of the driving motor penetrates through the motor plate and the through groove and is positioned in the transmission cavity;
the belt pulley is sleeved on the nut through an expansion sleeve;
and one end of the belt is connected with the driving end of the motor, and the other end of the belt is connected with the belt pulley.
Optionally, the method further comprises:
one end of the adjusting support is connected with the outer wall of the transmission cavity, and the other end of the adjusting support is provided with an adjusting threaded hole;
the screw thread end of the adjusting screw penetrates through the adjusting threaded hole and is connected with the motor plate, and the adjusting screw can drive the motor plate to longitudinally move along the through groove.
Optionally, the method further comprises:
the nut bearing gland is used for sealing the nut cavity;
the two nut bearings are respectively arranged at two ends of the nut cavity, the periphery of one end of the nut is in rotary connection with the inner periphery of the nut bearing, the other end of the nut is exposed out of the nut cavity, and the exposed end of the nut is connected with the driving mechanism;
the two ends of the inner spacer bush are respectively connected with the inner circumferences of the two nut bearings;
and two ends of the outer spacer bush are respectively connected with the peripheries of the two nut bearings.
Optionally, the method further comprises:
the guide rod is arranged at one end of the box body, which is far away from the connecting hole;
the switch collision block is connected with one end of the lead screw, which is far away from the pull rod, and the other end of the switch collision block is sleeved on the guide rod in a sliding way;
the maximum distance between the switch collision block and the box body is the maximum stroke of the screw rod.
Optionally, the transmission chamber is kept away from actuating mechanism's one end is provided with the access hole, the access hole can be dismantled and be connected with the access cover, can dismantle on the access cover and be connected with lead screw end cover and motor end cover, the lead screw runs through the lead screw end cover.
Optionally, the pull rod includes linkage segment and output section, the linkage segment rotates to wear to establish in the connecting hole, the output section sets up the linkage segment is kept away from the one end of connecting hole, the length of linkage segment is greater than the maximum stroke of lead screw.
The invention provides a servo drive pull rod mechanism, which has the beneficial effects that:
the servo drive pull rod mechanism can enable the pull rod to linearly feed along with the lead screw and independently rotate relative to the lead screw, even the motion effect of linear feeding and simultaneous rotation can be achieved, and the use requirements of precise control and high-speed rotation along with the flat rotating disc, the chuck or the clamp can be met.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular descriptions of exemplary embodiments of the invention as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the invention.
Fig. 1 shows a schematic structure of a servo-driven pull rod mechanism according to an embodiment of the present invention.
Reference numerals illustrate:
1. a case; 2. a pull rod; 3. a nut; 4. a driving mechanism; 5. a screw rod; 6. a lead screw bearing; 7. a lock nut; 8. a first adjustment washer; 9. a baffle; 10. a screw rod bearing gland; 11. needle roller bearings; 12. a lubrication structure; 13. a switch collision block; 14. a through groove; 15. a motor plate; 16. a belt pulley; 17. an expansion sleeve; 18. adjusting the support; 19. an adjusting screw; 20. a nut bearing gland; 21. an inner spacer; 22. an outer spacer; 23. a guide rod; 24. an access cover; 25. a screw end cover; 26. a motor end cover.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the preferred embodiments of the present invention are described below, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
As shown in fig. 1, a servo-driven pull rod mechanism includes:
the box body 1, one end of the box body 1 is provided with a connecting hole;
the pull rod 2 is rotatably arranged in the connecting hole in a penetrating way;
the nut 3 is rotationally connected inside the box body 1;
the driving mechanism 4 is arranged on the box body 1, and the driving mechanism 4 is used for driving the nut 3 to rotate;
the lead screw 5, lead screw 5 threaded connection is in screw 3, and the one end of lead screw 5 passes box 1 and exposes, and the other end of lead screw 5 passes through the bearing group to be connected with pull rod 2, and pull rod 2 can be relative lead screw 5 coaxial rotation.
Specifically, the driving mechanism 4 drives the nut 3 to radially rotate in situ, and then the nut 3 drives the screw rod to axially move, so that the screw rod 2 is driven to axially move by the screw rod, and meanwhile, the screw rod 2 is connected with the screw rod through a bearing group, so that the screw rod 5 and the screw rod 2 can not synchronously rotate, the reciprocating linear motion capability of the screw rod 2 is reserved, and the screw rod is suitable for high-speed rotation of the screw rod 2 along with a flat rotating disc device, a chuck and other mechanisms.
In this embodiment, the bearing group includes:
the lead screw bearing 6, the pull rod 2 is axially provided with a mounting hole, the inner periphery of the lead screw bearing 6 is connected with the outer periphery of the other end of the lead screw, and the outer periphery of the lead screw bearing 6 is connected with the inner periphery of the mounting hole;
the locking nut 7 and the first adjusting washer 8 are sleeved at one end of the screw bearing 6, which is far away from the screw nut 3, in sequence;
a baffle 9, wherein the baffle 9 is arranged at the end part of the screw rod 5 and is used for axially limiting the lock nut 7;
the screw rod bearing gland 10, the screw rod 5 is sleeved with the screw rod bearing gland 10, and the end face of the screw rod bearing gland 10 is connected with the end face of the mounting hole.
Specifically, the lead screw bearing 6 is fixed through the mounting hole, and then be connected with the lead screw 5 through the lead screw bearing, the lead screw 5 is close to the one end of pull rod 2 and is provided with first shaft shoulder, the cross-section of lead screw bearing gland 10 is the L type, fix the terminal surface at the mounting hole and be connected with the outer lane of lead screw bearing 6, and leave lubricated clearance between lead screw bearing 6 and the lead screw 5, lock nut 7 extrusion first adjusting washer 8 is from the inner circle of the other end restriction lead screw bearing 6, and then limit the position of lead screw bearing 6 on lead screw 5, separation blade 9 is used for extruding lock nut 7, can carry out spacingly to lock nut 7 through the second adjusting washer.
In the embodiment, a counter bore is arranged on the side, far away from the box body 1, of the connecting hole, a needle bearing 11 is arranged in the counter bore, and the inner periphery of the needle bearing 11 is connected with the outer periphery of the pull rod 2.
Specifically, the smoothness of rotation of the drawbar 2 in the connecting hole is improved by the needle bearing 11.
In the present embodiment, the case 1 includes:
the transmission cavity is internally provided with a transmission mechanism, and two ends of the transmission mechanism are respectively connected with the driving mechanism 4 and the nut 3;
the nut cavity and the lubrication cavity are sequentially connected and form an L-shaped structure with the transmission cavity, the nut 3 is rotationally connected in the nut cavity, the lubrication cavity is provided with the lubrication structure 12, and the bearing group is arranged in the lubrication cavity.
Specifically, the transmission mechanism is accommodated through the transmission cavity, the driving force of the driving mechanism 4 is transmitted to the screw nut 3, the screw nut cavity is used for fixing the screw nut 3, the lubrication cavity is used for lubricating the screw rod 5 and the bearing group, and the lubrication liquid enters the installation hole through threads and lubrication gaps of the screw rod 5.
In the present embodiment, the driving mechanism 4 includes a driving motor, and the transmission mechanism includes:
the through groove 14 is formed in the outer wall of the transmission cavity, and the through groove 14 is formed in the outer wall of the transmission cavity;
the motor plate 15 is arranged on the outer wall of the transmission cavity in a sliding way, the driving motor is arranged on the motor plate 15, and the driving end of the driving motor penetrates through the motor plate 15 and the through groove 14 and is positioned in the transmission cavity;
the belt pulley 16, the belt pulley 16 is sleeved on the nut 3 through the expansion sleeve 17;
one end of the belt is connected to the drive end of the motor and the other end of the belt is connected to the pulley 16.
Specifically, the driving mechanism 4 and the transmission mechanism form a belt motor transmission structure, and the motor plate 15 moves to change the position of the motor, so that the belt tightness is adjusted.
In this embodiment, further comprising:
the adjusting support 18, one end of the adjusting support 18 is connected with the outer wall of the transmission cavity, and the other end of the adjusting support 18 is provided with an adjusting threaded hole;
the adjusting screw 19, the screw thread of the threaded end of the adjusting screw 19 passes through the adjusting screw hole and is connected with the motor plate 15, and the adjusting screw 19 can drive the motor plate 15 to longitudinally move along the through groove 14.
Specifically, the motor plate 15 is driven to move by the adjusting support 18 and the adjusting screw 19, and the adjusting screw 19 cooperates with the adjusting screw hole to enable the motor plate 15 to move and be maintained at any distance.
In this embodiment, further comprising:
a screw bearing gland 20, the screw bearing gland 20 being used to block the screw cavity;
the two nut bearings are respectively arranged at two ends of the nut cavity, the periphery of one end of the nut 3 is in rotary connection with the inner circle of the nut bearing, the other end of the nut 3 is exposed out of the nut cavity, and the exposed end of the nut 3 is connected with the driving mechanism 4;
the two ends of the inner spacer bush are respectively connected with the inner circumferences of the two nut bearings;
the two ends of the outer spacer bush 22 are respectively connected with the peripheries of the two nut bearings.
Specifically, the degree of freedom of rotation of the nut 3 is guaranteed through the nut bearing, resistance is reduced, and the two nut 3 bearings are limited through the inner spacer 21 and the outer spacer 22.
In this embodiment, further comprising:
the guide rod 23 is arranged at one end of the box body 1 far away from the connecting hole;
the switch collision block 13, one end of the switch collision block 13 is connected with one end of the lead screw 5 far away from the pull rod 2, and the other end sliding sleeve of the switch collision block 13 is arranged on the guide rod 23;
the maximum distance between the switch collision block 13 and the box body 1 is the maximum stroke of the screw rod 5.
Specifically, the guide rod 23 is matched with the switch collision block 13 to guide the screw rod to move axially stably, and meanwhile, the switch collision block 13 can excite the limit switch to avoid over-travel operation.
Further, the limit switch is a proximity switch or a push switch, and may be provided on the guide rod 23 or the case 1.
In this embodiment, the end of the transmission chamber away from the driving mechanism 4 is provided with an access opening, the access opening is detachably connected with an access cover 24, the access cover 24 is detachably connected with a screw end cover 25 and a motor end cover 26, and the screw 5 penetrates through the screw end cover 25.
Specifically, the adjustment transmission mechanism is conveniently overhauled by arranging the access cover 24.
In this embodiment, the pull rod 2 includes a connection section and an output section, the connection section rotates to be penetrated in the connection hole, the output section is arranged at one end of the connection section far away from the connection hole, and the length of the connection section is greater than the maximum stroke of the screw rod 5.
Specifically, the length of the connecting section is longer than the maximum stroke of the screw rod 5, so that the pull rod 2 is prevented from completely falling out of the connecting hole.
When the servo driving pull rod mechanism is used, the pull rod connecting chuck is used as an example, the driving motor is started, the nut 3 is enabled to rotate through belt transmission, and therefore the screw rod 5 is driven to perform reciprocating linear motion. The lead screw 5 is connected with the pull rod 2 through the bearing group, so that the pull rod 2 can move along with the lead screw 5 linearly in the same axial direction, when the clamp chuck rotates, the bearing group provides a rotational degree of freedom, so that the lead screw and the pull rod 2 rotate relatively, and further the movement effect that the pull rod 2 can feed linearly and rotate at the same time, and even rotates at the same time of feeding linearly is achieved.
The foregoing description of embodiments of the invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described.

Claims (10)

1. A servo-driven pull rod mechanism, comprising:
the box body is provided with a connecting hole at one end;
the pull rod is rotatably arranged in the connecting hole in a penetrating way;
the nut is rotationally connected inside the box body;
the driving mechanism is arranged on the box body and is used for driving the nut to rotate;
the screw rod is in threaded connection in the screw nut, one end of the screw rod penetrates through the outside of the box body, the other end of the screw rod is connected with the pull rod through the bearing group, and the pull rod can coaxially rotate relative to the screw rod.
2. The servo-actuated draw bar mechanism of claim 1, wherein said bearing set comprises:
the lead screw bearing is axially provided with a mounting hole, the inner periphery of the lead screw bearing is connected with the outer periphery of the other end of the lead screw, and the outer periphery of the lead screw bearing is connected with the inner periphery of the mounting hole;
the screw rod bearing comprises a screw nut, a first adjusting washer and a second adjusting washer, wherein the screw nut is sleeved on the screw rod bearing in sequence;
the baffle plate is arranged at the end part of the screw rod and used for axially limiting the locking nut;
the screw rod bearing cover is sleeved on the screw rod, and the end face of the screw rod bearing cover is connected with the end face of the mounting hole.
3. The servo drive pull rod mechanism according to claim 1, wherein a counter bore is provided in the side of the connecting hole away from the box body, a needle bearing is provided in the counter bore, and an inner periphery of the needle bearing is connected with an outer periphery of the pull rod.
4. A servo-actuated draw-bar mechanism as recited in claim 1, wherein said housing comprises:
the transmission cavity is internally provided with a transmission mechanism, and two ends of the transmission mechanism are respectively connected with the driving mechanism and the nut;
the nut cavity and the lubrication cavity are sequentially connected, and the nut cavity and the lubrication cavity form an L-shaped structure, the nut is rotationally connected in the nut cavity, the lubrication cavity is provided with a lubrication structure, and the bearing group is arranged in the lubrication cavity.
5. The servo-actuated draw bar mechanism of claim 4, wherein said drive mechanism comprises a drive motor, and said transmission mechanism comprises:
the through groove is arranged on the outer wall of the transmission cavity;
the motor plate is arranged on the outer wall of the transmission cavity in a sliding manner, the driving motor is arranged on the motor plate, and the driving end of the driving motor penetrates through the motor plate and the through groove and is positioned in the transmission cavity;
the belt pulley is sleeved on the nut through an expansion sleeve;
and one end of the belt is connected with the driving end of the motor, and the other end of the belt is connected with the belt pulley.
6. The servo-actuated draw bar mechanism of claim 5, further comprising:
one end of the adjusting support is connected with the outer wall of the transmission cavity, and the other end of the adjusting support is provided with an adjusting threaded hole;
the screw thread end of the adjusting screw penetrates through the adjusting threaded hole and is connected with the motor plate, and the adjusting screw can drive the motor plate to longitudinally move along the through groove.
7. The servo-actuated draw bar mechanism as recited in claim 4, further comprising:
the nut bearing gland is used for sealing the nut cavity;
the two nut bearings are respectively arranged at two ends of the nut cavity, the periphery of one end of the nut is in rotary connection with the inner periphery of the nut bearing, the other end of the nut is exposed out of the nut cavity, and the exposed end of the nut is connected with the driving mechanism;
the two ends of the inner spacer bush are respectively connected with the inner circumferences of the two nut bearings;
and two ends of the outer spacer bush are respectively connected with the peripheries of the two nut bearings.
8. The servo-actuated draw bar mechanism of claim 7, further comprising:
the guide rod is arranged at one end of the box body, which is far away from the connecting hole;
the switch collision block is connected with one end of the lead screw, which is far away from the pull rod, and the other end of the switch collision block is sleeved on the guide rod in a sliding way;
the maximum distance between the switch collision block and the box body is the maximum stroke of the screw rod.
9. The servo drive pull rod mechanism of claim 4, wherein an access port is formed in an end of the transmission cavity away from the drive mechanism, the access port is detachably connected with an access cover, a screw end cover and a motor end cover are detachably connected to the access cover, and the screw penetrates through the screw end cover.
10. The servo drive pull rod mechanism according to claim 1, wherein the pull rod comprises a connecting section and an output section, the connecting section is rotatably arranged in the connecting hole in a penetrating manner, the output section is arranged at one end of the connecting section far away from the connecting hole, and the length of the connecting section is larger than the maximum stroke of the screw rod.
CN202310962261.0A 2023-08-02 2023-08-02 Servo drive pull rod mechanism Pending CN116690273A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310962261.0A CN116690273A (en) 2023-08-02 2023-08-02 Servo drive pull rod mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310962261.0A CN116690273A (en) 2023-08-02 2023-08-02 Servo drive pull rod mechanism

Publications (1)

Publication Number Publication Date
CN116690273A true CN116690273A (en) 2023-09-05

Family

ID=87832497

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310962261.0A Pending CN116690273A (en) 2023-08-02 2023-08-02 Servo drive pull rod mechanism

Country Status (1)

Country Link
CN (1) CN116690273A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3552931A (en) * 1967-07-14 1971-01-05 Little Inc A Apparatus for imparting translational and rotational motion
KR101190428B1 (en) * 2012-02-29 2012-10-16 주식회사 현대기전 Electrolux high-efficiency unit of servo press drive system
CN103115772A (en) * 2013-01-25 2013-05-22 南京理工大学 Axial nut loading mechanism for ball screen assemblies
CN104505978A (en) * 2014-04-29 2015-04-08 西北工业大学 Linear actuator for nut-driving planetary roller screw assembly
CN210938290U (en) * 2019-11-22 2020-07-07 台州市神鹰机床有限公司 Servo double-guide-rod transmission spindle head for cutter expanding
CN211615002U (en) * 2020-08-11 2020-10-02 沈阳机床成套设备有限责任公司 Interpolation mechanism
CN213496554U (en) * 2020-10-16 2021-06-22 泉州鲤城区铭宏机械有限公司 Flat spiral pan head power head

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3552931A (en) * 1967-07-14 1971-01-05 Little Inc A Apparatus for imparting translational and rotational motion
KR101190428B1 (en) * 2012-02-29 2012-10-16 주식회사 현대기전 Electrolux high-efficiency unit of servo press drive system
CN103115772A (en) * 2013-01-25 2013-05-22 南京理工大学 Axial nut loading mechanism for ball screen assemblies
CN104505978A (en) * 2014-04-29 2015-04-08 西北工业大学 Linear actuator for nut-driving planetary roller screw assembly
CN210938290U (en) * 2019-11-22 2020-07-07 台州市神鹰机床有限公司 Servo double-guide-rod transmission spindle head for cutter expanding
CN211615002U (en) * 2020-08-11 2020-10-02 沈阳机床成套设备有限责任公司 Interpolation mechanism
CN213496554U (en) * 2020-10-16 2021-06-22 泉州鲤城区铭宏机械有限公司 Flat spiral pan head power head

Similar Documents

Publication Publication Date Title
EP2679866A1 (en) Spindle drive
CN116690273A (en) Servo drive pull rod mechanism
EP1655513A1 (en) Positioning device
DE10101095A1 (en) Clamp for tools with rotary driven spindle has operating rod and operating device with an assembly group which for axially biasing rod in one or other direction can be driven short term at higher or lower speed than spindle
DE10101093B4 (en) Clamping device for tools, tool holders or the like
EP1915552B1 (en) Ball screw and method for displacing a threaded spindle in a ball screw
EP1016475B1 (en) Working device
CA1178193A (en) Mechanical punch driver
CN115126838B (en) Two degree of freedom arms with adjustable based on taper worm transmission backlash
CN106975964A (en) A kind of mechanical pushing linear motion device of use screw-nut transmission
DE10164723A1 (en) Spindle arrangement for a machine tool
EP0189014B1 (en) Cutting tip adjusting device
WO2018046202A1 (en) Release unit for a machine tool spindle
WO2021158199A2 (en) An alternative mechanism that converts rectilinear motion into circular motion or circular motion into rectilinear motion
EP0915269A1 (en) Lift and twist mechanism
CN106300787B (en) A kind of multi-section servo electric cylinder
KR20030066598A (en) Drive shaft moving device
EP1600665B1 (en) Electromotive adjustable drive
JP2001021019A (en) Ball screw and driving device
CN219684537U (en) Axial moving tool for rotor shaft of compressor and compressor
CN108687206A (en) A kind of spinning aircraft tail shelf
US1726377A (en) Transmission for machine-tool supports
CN114165527B (en) Ultra-low friction sliding key mechanism
JPH04506771A (en) Metal wire straightening device
EP1180843A1 (en) Linear actuator

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20230905

RJ01 Rejection of invention patent application after publication