CN218052681U - Multifunctional modularized mechanical clamping jaw for clamping rod piece - Google Patents
Multifunctional modularized mechanical clamping jaw for clamping rod piece Download PDFInfo
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- CN218052681U CN218052681U CN202222034267.5U CN202222034267U CN218052681U CN 218052681 U CN218052681 U CN 218052681U CN 202222034267 U CN202222034267 U CN 202222034267U CN 218052681 U CN218052681 U CN 218052681U
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- clamping
- clamping jaw
- arm
- friction wheel
- rack
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- 239000003638 chemical reducing agent Substances 0.000 claims description 15
- 238000006073 displacement reaction Methods 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a multifunctional modularized mechanical clamping jaw for clamping a rod piece, which comprises a \ 21274;, a shaped frame and a clamping jaw which is arranged in the frame in pairs and is arranged in a pincer-type structure, wherein one end of the clamping jaw is fixedly connected with an incomplete gear in the radial direction, the two incomplete gears are meshed with each other, a clamping motor for driving the incomplete gear to rotate is arranged on the frame, and a roller for contacting with the surface of the rod piece is arranged on the movable end of the clamping jaw; a moving seat is arranged in the rack in a sliding mode and driven to move through a driving piece, the moving path of the moving seat is parallel to the plane where the clamping jaws are located, a friction wheel is rotatably arranged on the moving seat, and the axis of the friction wheel and the axis of the roller are not located on the same plane. The utility model provides a mechanical clamping jaw that exists among the prior art use inconvenient problem under multiple scene, produced the effect of widening mechanical clamping jaw's range of application.
Description
Technical Field
The utility model relates to a mechanical clamping jaw technical field especially relates to a multifunctional module ization mechanical clamping jaw is used to member centre gripping.
Background
With the continuous development and progress of industrial automation, industrial robots are more and more widely applied to various fields of production and life such as mining, processing, welding, cleaning, military, medical treatment, rescue and the like. The intelligent and efficient industrial robot enables people to be free from heavy, boring and dangerous work, production efficiency is greatly improved, labor intensity of workers is relieved, and great advantages are shown. Therefore, it is necessary to design a mechanical jaw to perform some work that is not done by overloaded personnel.
The existing mechanical clamping jaw is usually of a jaw type structure, a rod piece is clamped in a three-point mode through two hinged clamping arms matched with a rack, the rotation control mode of the clamping arms comprises a lead screw, a gear or a rack and other structures, when the rod piece is clamped, the clamping arms can push the rod piece to the rack to realize the three-point clamping, and under the condition that a carriage or other scenes that the rod piece can only be pulled out along the axial direction of the carriage, the position of a mechanical arm connected with the mechanical clamping jaw is often required to be adjusted, so that the use is inconvenient; and after clamping, when the rod piece is axially fed, the axial feeding is usually realized through a mechanical arm connected with a mechanical clamping jaw, and the mechanical clamping jaw can only clamp the rod piece.
SUMMERY OF THE UTILITY MODEL
Not enough to exist among the prior art, the utility model provides a member centre gripping is with many functional module ization mechanical clamping jaw, it has solved the mechanical clamping jaw who exists among the prior art and has used inconvenient problem under multiple scene.
According to the embodiment of the utility model, the multifunctional modularized mechanical clamping jaw for clamping the rod piece comprises a \ 21274;, a shaped frame and clamping jaws which are arranged in pairs in the frame and are arranged in a pincer-type structure, wherein one end of each clamping jaw is fixedly connected with an incomplete gear in the radial direction, the two incomplete gears are meshed with each other, a clamping motor for driving the incomplete gears to rotate is arranged on the frame, and a roller for contacting with the surface of the rod piece is arranged on the movable end of each clamping jaw; a moving seat is arranged in the rack in a sliding mode and driven to move through a driving piece, the moving path of the moving seat is parallel to the plane where the clamping jaws are located, a friction wheel is rotatably arranged on the moving seat, and the axis of the friction wheel and the axis of the roller are not located on the same plane.
Preferably, the clamping jaw comprises a clamping jaw arm and a hinged arm, the ends of the clamping jaw arm and the hinged arm are hinged with each other, the movable end of the clamping jaw arm is connected with the incomplete gear, the incomplete gear is arc-shaped, and the two ends of the incomplete gear are respectively connected to the opposite side walls of the clamping jaw arm; a tension spring is arranged between the clamping jaw arm and the hinged arm, and two ends of the tension spring are respectively connected to the clamping jaw arm and the hinged arm.
Preferably, the articulated arm is slidably provided with a connecting frame, one end of the tension spring is connected to the connecting frame, and the connecting frame can be locked on the articulated arm through a bolt.
Preferably, the driving part comprises a rack arranged on the movable seat, an installation frame arranged in the rack, a displacement motor arranged on the installation frame, and a movable gear connected to an output shaft of a speed reducer of the displacement motor, and the movable gear is meshed with the rack.
Preferably, the middle part of the peripheral surface of the friction wheel is provided with an annular groove with an arc-shaped axial section, the rotating shaft of the friction wheel is parallel to the hinged arm, and the friction wheel and the roller wheel are both rubber wheels.
Preferably, a rotating motor is arranged on the moving seat, and an output shaft of a speed reducer of the rotating motor is coaxially and fixedly connected with one end of the friction wheel.
Preferably, the speed reducers of the clamping motor, the displacement motor and the rotating motor are all turbine worm speed reducers with self-locking capability after the motors are powered off.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. through incomplete gear of centre gripping motor drive, realize the relative rotation between two clamping jaws through intermeshing's incomplete gear, and then carry out the centre gripping to the member that is located between two clamping jaws, simultaneously, remove the seat through the driving piece drive and remove to drive the friction pulley and remove towards the member, realize the stable centre gripping of bikini to the member through two clamping jaws of friction pulley cooperation.
2. When carrying out the centre gripping to the member, with the member contact respectively be two gyro wheels and a friction pulley, and the friction pulley is rotatable, like this, in time after the member is by the centre gripping fastening, still can realize the member along self axial displacement through drive friction pulley or gyro wheel rotation, improved the handling efficiency of member.
3. Under the condition that the rod piece can be driven to move when being clamped, the length requirement of a mechanical arm required to be equipped by the mechanical clamping jaw on the large-size rod piece is reduced, for example, when the rod piece is conveyed from a carriage or other positions only capable of clamping the end part, under the condition that only the end part of the rod piece can be clamped in the early stage, the rod piece is driven to move along the axial direction of the rod piece, the middle part or other parts of the rod piece are finally clamped, and the manufacturing cost of automatic equipment cooperatively operated when the mechanical clamping jaw carries the rod piece is reduced.
4. The axis of friction pulley and gyro wheel is not on the coplanar, and the member is the shearing force that receives when by the centre gripping like this, and the stress point of both sides has certain interval, only needs the focus of member to be located between friction pulley and the gyro wheel, just can guarantee the balance of the power of member both sides, like this, carries the member more stably after carrying out the centre gripping to the member through mechanical clamping jaw.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view in another direction according to an embodiment of the present invention.
Fig. 3 is a front view of the embodiment of the present invention.
Fig. 4 is a top view of an embodiment of the present invention.
Fig. 5 is a side view of an embodiment of the present invention.
Fig. 6 isbase:Sub>A sectional view of sectionbase:Sub>A-base:Sub>A in fig. 5.
In the above drawings: 1. a frame; 2. a gripper arm; 3. an articulated arm; 4. a tension spring; 5. a connecting frame; 6. a roller; 7. a clamping motor; 8. an incomplete gear; 9. a connecting plate; 10. a movable seat; 11. a displacement motor; 12. a guide rail; 13. a friction wheel; 14. a rotating electric machine; 15. a displacement gear; 16. a rack; 17. and (5) installing the frame.
Detailed Description
The technical solution of the present invention is further explained with reference to the drawings and the embodiments.
As shown in fig. 1 to 6, to improve the stability of clamping the rod and to achieve the adjustment of the clamping position during the clamping of the rod. The utility model provides a multifunctional modular mechanical clamping jaw for clamping a rod piece, which comprises a \ 21274;, a frame 1 in a shape and clamping jaws arranged in pairs in the frame 1 and in a jaw-type structure, wherein one end of each clamping jaw is fixedly connected with an incomplete gear 8 in a radial direction, the two incomplete gears 8 are meshed with each other, a clamping motor 7 for driving the incomplete gear 8 to rotate is arranged on the frame 1, and a roller 6 for contacting with the surface of the rod piece is arranged on the movable end of each clamping jaw; a moving seat 10 is further arranged in the machine frame 1 in a sliding mode, the moving seat 10 is driven to move through a driving piece, the moving path of the moving seat 10 is parallel to the plane where the clamping jaws are located, a friction wheel 13 is rotatably arranged on the moving seat 10, and the axis of the friction wheel 13 is located on the same plane as the axis of the roller 6.
Install connecting plate 9 in frame 1, the tip of two clamping jaws is rotatable setting up between the interior roof of connecting plate 9 and frame 1 together with two incomplete gear 8, through starting centre gripping motor 7, the output shaft of centre gripping motor 7 and the coaxial fixed connection of the input of the speed reducer that disposes drive an incomplete gear 8 and rotate through the output shaft of speed reducer, and then relative rotation between two clamping jaws of the realization through two intermeshing's incomplete gear 8, two clamping jaws carry out the centre gripping to the member that is located its centre.
When carrying out the centre gripping to the pole piece, still need start the driving piece, driving piece control removes seat 10 and removes, guide rail 12 is installed to the interior bottom surface of frame 1, it is provided with the slider to slide on guide rail 12, remove seat 10 and install on the slider, the driving piece promotes and removes seat 10 and slides along guide rail 12, when the clamping jaw carries out the centre gripping to the pole piece, friction pulley 13 on the removal seat 10 also contacts with the pole piece, two clamping jaw mirror symmetry set up, and mirror image face passes the middle part of friction pulley 13, make the pole piece when by gyro wheel 6 and friction pulley 13 centre gripping on the clamping jaw like this, the atress is more even.
As shown in fig. 1-4, to achieve the fixation of the articulated arm 3. The clamping jaw comprises a clamping jaw arm 2 and an articulated arm 3, the ends of the clamping jaw arm 2 and the articulated arm 3 are articulated with each other, the movable end of the clamping jaw arm 2 is connected with the incomplete gear 8, the incomplete gear 8 is arc-shaped, and two ends of the incomplete gear 8 are respectively connected to the opposite side walls of the clamping jaw arm 2; a tension spring 4 is arranged between the gripper arm 2 and the articulated arm 3, and two ends of the tension spring 4 are respectively connected to the gripper arm 2 and the articulated arm 3.
Carry on spacingly through extension spring 4 to articulated arm 3, guarantee that articulated arm 3 can press from both sides the member, equally, under the tight circumstances of member, extension spring 4 makes articulated rod 3 have certain elasticity, can play certain guard action to being pressed from both sides the lever member, avoids the member to take place to warp.
As shown in fig. 1-4, to facilitate adjustment of the grip of the jaws on the bar. The articulated arm 3 is provided with a connecting frame 5 in a sliding manner, one end of the tension spring 4 is connected to the connecting frame 5, and the connecting frame 5 can be locked on the articulated arm 3 through bolts. When selecting the thickness of extension spring 4, through removing link 5, can also select the length of extension spring 4, be convenient for through selecting extension spring 4, find suitable member and stabilized the required clamping-force of centre gripping.
As shown in fig. 5, to drive the driving member to move the movable base 10. The driving piece comprises a rack 16 arranged on the moving seat 10, an installation frame 17 arranged in the rack 1, a displacement motor 11 arranged on the installation frame 17 and a moving gear 15 connected to an output shaft of a speed reducer of the displacement motor 11, and the moving gear 15 is meshed with the rack 16.
One end of the movable seat 10 is provided with a connecting end with an L-shaped cross section, a rack 16 is fixed on the side wall of the vertical section of the connecting end through a bolt, a displacement motor 11 drives a movable gear 15 to rotate, the movable gear 15 pushes the rack 16 which is meshed with the movable gear to move, the movable seat 10 is further made to slide along a guide rail 12, and finally a friction wheel 13 is pushed to be attached to a rod piece, so that the rod piece is clamped.
As shown in fig. 3, in order to achieve sufficient contact of the friction wheel 13 with the rod surface. The middle part of the peripheral face of the friction wheel 13 is provided with an annular groove with an arc-shaped axial section, the rotating shaft of the friction wheel 13 is parallel to the articulated arm 3, and the friction wheel 13 and the roller 6 both adopt rubber wheels. When clamping a columnar rod, the annular groove of the friction wheel 13 can be fully attached to the outer peripheral surface of the clamped rod, and the stability of the clamped rod is improved by increasing the contact area and improving the friction force. Meanwhile, the roller 6 and the friction wheel 13 made of rubber are not easy to slip, and the position of the rod piece to be clamped can be adjusted more simply through the friction wheel 13.
As shown in fig. 5-6, to effect adjustment of the clamped position of the clamped rod. The moving seat 10 is provided with a rotating motor 14, and an output shaft of a speed reducer of the rotating motor 14 is coaxially and fixedly connected with one end of the friction wheel 13. The rotating motor 14 drives the speed reducer matched with the rotating motor to rotate, so that the friction wheel 13 rotates, the rod piece moves along the axial direction of the rod piece through the friction force between the friction wheel 13 and the rod piece, and the clamped position of the rod piece is adjusted.
As the preferred implementation method of the present invention, after the stable clamping of the rod is completed, the motor needs to be powered off, but the rod still needs to be held. The speed reducers of the clamping motor 7, the displacement motor 11 and the rotating motor 14 are all turbine and worm speed reducers with self-locking capability after the motors are powered off.
Claims (7)
1. Rod piece centre gripping is with multi-functional modularization mechanical clamping jaw, its characterized in that: the clamp comprises a v-21274, a shaped rack (1) and clamping jaws which are arranged in the rack (1) in pairs and are arranged in a clamp type structure, wherein one end of each clamping jaw is fixedly connected with an incomplete gear (8) in the radial direction, the two incomplete gears (8) are mutually meshed, a clamping motor (7) for driving the incomplete gears (8) to rotate is arranged on the rack (1), and a roller (6) for contacting with the surface of a rod piece is arranged at the movable end of each clamping jaw; a moving seat (10) is further arranged in the rack (1) in a sliding mode, the moving seat (10) is driven to move through a driving piece, the moving path of the moving seat (10) is parallel to the plane where the clamping jaws are located, a friction wheel (13) is rotatably arranged on the moving seat (10), and the axis of the friction wheel (13) and the axis of the roller (6) are not located on the same plane.
2. The modular mechanical gripper of claim 1, wherein: the clamping jaw comprises a clamping jaw arm (2) and a hinged arm (3), the ends of the clamping jaw arm (2) and the hinged arm (3) are hinged with each other, the movable end of the clamping jaw arm (2) is connected with the incomplete gear (8), the incomplete gear (8) is arc-shaped, and two ends of the incomplete gear (8) are respectively connected to opposite side walls of the clamping jaw arm (2); a tension spring (4) is arranged between the clamping jaw arm (2) and the articulated arm (3), and two ends of the tension spring (4) are respectively connected to the clamping jaw arm (2) and the articulated arm (3).
3. The modular multi-functional mechanical jaw for clamping a bar of claim 2, further comprising: the articulated arm (3) is provided with a connecting frame (5) in a sliding manner, one end of the tension spring (4) is connected to the connecting frame (5), and the connecting frame (5) can be locked on the articulated arm (3) through a bolt.
4. The modular multi-functional mechanical jaw for clamping a bar of claim 3, further comprising: the driving piece comprises a rack (16) arranged on the moving seat (10), a mounting frame (17) arranged in the rack (1), a displacement motor (11) arranged on the mounting frame (17) and a moving gear (15) connected to an output shaft of a speed reducer of the displacement motor (11), and the moving gear (15) is meshed with the rack (16).
5. The modular mechanical gripper for clamping bars according to claim 4, characterized in that: the middle part of the peripheral surface of the friction wheel (13) is provided with an annular groove with an arc-shaped axial cross section, the rotating shaft of the friction wheel (13) is arranged in parallel with the articulated arm (3), and the friction wheel (13) and the roller (6) both adopt rubber wheels.
6. The modular mechanical gripper for clamping bars according to claim 5, characterized in that: and a rotating motor (14) is arranged on the moving seat (10), and an output shaft of a speed reducer of the rotating motor (14) is coaxially and fixedly connected with one end of the friction wheel (13).
7. The modular multi-functional mechanical jaw for clamping a bar of claim 6, further comprising: the speed reducers of the clamping motor (7), the displacement motor (11) and the rotating motor (14) are all turbine and worm speed reducers with self-locking capability after the motors are powered off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222034267.5U CN218052681U (en) | 2022-08-03 | 2022-08-03 | Multifunctional modularized mechanical clamping jaw for clamping rod piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222034267.5U CN218052681U (en) | 2022-08-03 | 2022-08-03 | Multifunctional modularized mechanical clamping jaw for clamping rod piece |
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| Publication Number | Publication Date |
|---|---|
| CN218052681U true CN218052681U (en) | 2022-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222034267.5U Active CN218052681U (en) | 2022-08-03 | 2022-08-03 | Multifunctional modularized mechanical clamping jaw for clamping rod piece |
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| CN (1) | CN218052681U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116620920A (en) * | 2023-07-19 | 2023-08-22 | 常州力拓塑胶有限公司 | Packaging equipment and method for PVC calendered film production |
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2022
- 2022-08-03 CN CN202222034267.5U patent/CN218052681U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116620920A (en) * | 2023-07-19 | 2023-08-22 | 常州力拓塑胶有限公司 | Packaging equipment and method for PVC calendered film production |
| CN116620920B (en) * | 2023-07-19 | 2023-09-26 | 常州力拓塑胶有限公司 | Packaging equipment and method for PVC calendered film production |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Suzhou Zhuoyang Mechanical Equipment Co.,Ltd. Assignor: CHINA THREE GORGES University Contract record no.: X2023980049446 Denomination of utility model: Multi functional modular mechanical grippers for rod clamping Granted publication date: 20221216 License type: Common License Record date: 20231206 |
|
| EE01 | Entry into force of recordation of patent licensing contract |