CN205414826U - U formula gripper jaw is from feeling relieved slewer - Google Patents

U formula gripper jaw is from feeling relieved slewer Download PDF

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Publication number
CN205414826U
CN205414826U CN201520985091.9U CN201520985091U CN205414826U CN 205414826 U CN205414826 U CN 205414826U CN 201520985091 U CN201520985091 U CN 201520985091U CN 205414826 U CN205414826 U CN 205414826U
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China
Prior art keywords
self
centering
gripper jaw
drive mechanism
gripper
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CN201520985091.9U
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Chinese (zh)
Inventor
姜雄德
魏效辉
王莲荣
秦启伟
迟丰涛
魏猛
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Himile Mechanical Manufacturing Co Ltd
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Himile Mechanical Manufacturing Co Ltd
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Priority to CN201520985091.9U priority Critical patent/CN205414826U/en
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Abstract

The utility model discloses a U formula gripper jaw is from feeling relieved slewer, include from feeling relieved fixture, fixture includes three gripper jaw from centering, connects through the drive mechanism transmission between the three gripper jaw, and the linkage can be realized to three gripper jaw under drive mechanism's effect. Adopt above -mentioned scheme processed work piece high quality, can effectively avoid the work piece axial float, effective supply machining precision of guaranteeing to machining efficiency is high, can compensate big through -hole welding chuck and get that to put longer, heavier work piece difficult not enough, can effectively reduce the processing cost.

Description

A kind of U formula gripper jaw self-centering slewing equipment
Technical field
This utility model relates to the frock tool of a kind of automatic welding for round piece and flame perforate blanking etc., the U formula gripper jaw self-centering slewing equipment that the longest pipe fitting and pipe fitting two ends all use with the automatic welding of the workpiece of flange.
Background technology
In the industries such as oil, natural gas, chemical industry, need round piece is processed, such as the cutting of pipe, perforate, welding etc..Owing to the workpiece kind specification needing processing is more, size differs, and has carried inconvenience to processing.In general be to use the simple frock such as turning rolls, manually carry out cutting, perforate, welding etc., this mode precision cannot ensure, the workpiece quality processed is poor, and working (machining) efficiency is low, cost height.
It addition, use turning rolls to drive work, easily affected by workpiece surface quality, beated as surface of the work has projection, projection to have axis when rotating on turning rolls roller, low precision.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of workpiece quality processed high for the deficiencies in the prior art, workpiece axial float can be prevented effectively from, supply machining accuracy is effectively ensured, and working (machining) efficiency is high, large through-hole welding chuck can be made up and pick and place deficiency longer, that heavier work pieces is difficult, can effectively reduce the U formula gripper jaw self-centering slewing equipment of processing cost.
For solving above-mentioned technical problem this utility model by the following technical solutions: a kind of U formula gripper jaw self-centering slewing equipment, including self-centering clamping device.
The following is further improvement of the utility model:
Described self-centering clamping device includes three gripper jaws, is in transmission connection by drive mechanism between three gripper jaws, and three gripper jaws can realize linkage under the effect of drive mechanism.
Improve further:
Described self-centering clamping device also includes rotating disk, and three gripper jaws are uniformly distributed around the center of circle of rotating disk.
Improve further:
Angle between adjacent two gripper jaws is 120 degree;
Drive mechanism can drive three gripper jaws to synchronize to the direction, the center of circle of rotating disk and move.
Improve further:
Offering the U-shaped opening that can accommodate workpiece on described rotating disk, the bottom surface of U-shaped opening is semicircle bottom surface, and the semicircle center of circle of bottom surface overlaps with the center of circle of rotating disk.
Improve further:
Described drive mechanism includes three whirlpool dishes, is connected by chain drive between three whirlpool dishes;
Three whirlpool dishes and three gripper jaws connect one to one, and whirlpool dish is in transmission connection with gripper jaw;
Being connected with a drive sprocket on three whirlpool dishes respectively, drive sprocket rotates for band movable orbiting scroll.
Improve further:
Described drive mechanism also includes tightening sprocket wheel for drive chain movement, tightens to be connected with on sprocket wheel and tightens chain rivet;
Described drive mechanism also includes the tightening regulator for regulating chain degree of tightness, and described drive mechanism also includes the regulating wheel for tension chain.
Improve further:
Described self-centering slewing equipment also includes the slew gear for driving self-centering clamping device to rotate;
Described slew gear includes bull gear, and bull gear has U-shaped opening;
Being connected with two transmission idle wheels on bull gear, be provided with driving gear between two transmission idle wheels, driving gear engages with two transmission idle wheels respectively, the drive mechanism of its offer power promising that driving gear is in transmission connection.
Improve further:
Described gripper jaw includes Mobile base pressing plate, Mobile base pressing plate slidably connects claw Mobile base, claw Mobile base is fixedly connected with claw;
Being connected with whirlpool dish pawl on the dish of described whirlpool, whirlpool dish pawl is fixing with claw Mobile base to be connected.
Improve further:
Described self-centering slewing equipment also includes base, and base is fixedly connected with gripper shoe, and gripper shoe has opening, and self-centering clamping device is arranged in opening.
This utility model uses technique scheme to have the advantages that, and three gripper jaws use chain linkage, self-centering clamping can be realized, and the average ratios of chain is accurate, therefore chain drive is used can to realize higher self-centering clamp precision, self-centering precision can reach diameter of phi 300, circular runout 0.15mm;
The on-the-spot suitability is strong, can complete the clamping of the self-centering to workpiece within 15 seconds, and efficiency is high;
The welding of general circle class workpiece is the most applicable, and equipment motility is high, is equipped with appropriate bracing frame and the workpiece of 50m length can be driven stably to rotate, can be suitable for the automated job of some workpiece complicated and changeable;Work piece hoisting is easy, vertical straight can pick up and hang, place workpiece, particularly convenient for the position adjustment in workpiece placement process;Two driven idle wheel transition relay-types are driven to realize the continuous rotation of imperfect bull gear by a driving gear after piece-holder, using gear drive, transmission efficiency height can arrive more than 90%, and bearing capacity is strong, stable drive, can drive the workpiece of more than 3 tons stably to rotate;
Quality when the continual transmission of continuous and stable helps to ensure that work piece production;
Described drive mechanism uses servomotor, and speed adjustable range is big, and rotating speed smooth adjustment and output moment of torsion can be stablized in the range of 1:5000, and accurate positioning, within repetitive positioning accuracy can reach 0.1mm, are suitable for pipe fitting diameter excursion wide;
After self-centering part clamping workpiece, the center of rotation around equipment self rotates, and rotating accuracy is high, can effectively solve workpiece spindle to play problem.
Accompanying drawing illustrates:
Accompanying drawing 1 is the axonometric chart of this utility model embodiment;
Accompanying drawing 2 is the sectional view of this utility model embodiment;
Accompanying drawing 3 is the front view of this utility model embodiment;
Accompanying drawing 4 is the rearview of this utility model embodiment;
Accompanying drawing 5 is the left view of accompanying drawing 3;
Accompanying drawing 6 is the decomposing schematic representation that chain connects with whirlpool dish ZHUANLIAN;
Accompanying drawing 7 is the structural representation that chain connects with whirlpool dish ZHUANLIAN;
Accompanying drawing 8 is A-A sectional view in accompanying drawing 7;
Accompanying drawing 9 is the rearview of accompanying drawing 7;
Accompanying drawing 10 is D-D sectional view in accompanying drawing 9;
Accompanying drawing 11 is the structural representation of whirlpool dish pawl;
Accompanying drawing 12 is the structural representation of driving chain;
Accompanying drawing 13 is the structural representation that chain is connected with whirlpool dish.
In figure: 1-base;2-gripper shoe;3-fixed plate;4-rotating disk;5-bull gear;6-V type directive wheel;7-U template;8-drive mechanism;9-chain;10-tightens sprocket wheel;11-tightening regulator;12-regulating wheel;13-drive mechanism;14-driving gear;15-transmission idle wheel;16-gripper jaw;17-whirlpool dish;18-self-centering clamping device;19-slew gear;20-whirlpool dish pawl;21-claw Mobile base;22-Mobile base pressing plate;23-claw;24-drive sprocket;25-tightens chain rivet.
Detailed description of the invention
Embodiment, as shown in Fig. 1-Figure 13, a kind of U formula gripper jaw self-centering slewing equipment, including base 1, base 1 is fixedly connected with gripper shoe 2, gripper shoe 2 has opening, in opening, be provided with the self-centering clamping device 18 for adding clamping of workpieces.
Described self-centering clamping device 18 includes three gripper jaws 16, is in transmission connection by drive mechanism 8 between three gripper jaws 16, and three gripper jaws can realize linkage under the effect of drive mechanism 8.
Described self-centering clamping device 18 also includes rotating disk 4, and three gripper jaws 16 are uniformly distributed around the center of circle of rotating disk 4, and the angle between adjacent two gripper jaws 16 is 120 degree, and drive mechanism 8 can drive three gripper jaws 16 to synchronize to the direction, the center of circle of rotating disk 4 and move.
Offering the U-shaped opening that can accommodate workpiece on described rotating disk 4, the bottom surface of U-shaped opening is semicircle bottom surface, and the semicircle center of circle of bottom surface overlaps with the center of circle of rotating disk 4.The design of U-shaped open type makes long tube lifting easier, and the problem that this structure efficiently solves pipe axial float.
Described drive mechanism 8 includes three whirlpool dishes 17, a drive sprocket 24 it is connected with respectively on three whirlpool dishes 17, drive sprocket 24 rotates for band movable orbiting scroll 17, three whirlpool dishes 17 connect one to one with three gripper jaws 16, whirlpool dish 17 is in transmission connection with gripper jaw 16, is in transmission connection by chain 9 between three whirlpool dishes 17.Using chain drive, transmission efficiency is high, and bearing capacity is strong, and rotating accuracy is high, and chain adapts to bad working environments.
Described drive mechanism 8 also includes for driving what chain 9 moved to tighten sprocket wheel 10, tightens to be connected with on sprocket wheel 10 and tightens chain rivet 25, rotates with spanner and tightens chain rivet 25, tightens chain rivet 25 and drives and tighten sprocket wheel 10 and rotate, and then can drive chain 9 transmission.
Described drive mechanism 8 also includes the tightening regulator 11 for regulating chain 9 degree of tightness, and described drive mechanism 8 also includes the regulating wheel 12 for tension chain 9.The linkage of three gripper jaws 16 uses chain 9 transmission, can realize self-centering clamping, and production efficiency is high, it is possible to complete the transmission of Complex Situation, and the accurate bearing capacity of average ratios is big, adapts to bad working environments.
Being evenly distributed with several V-type directive wheels 6 in the opening of described gripper shoe 2, rotating disk 4 is rotatably connected between V-type directive wheel 6 and is arranged in the opening of gripper shoe 2 by V-type directive wheel 6.
Described self-centering slewing equipment also includes the slew gear for driving self-centering clamping device 18 to rotate.
Described slew gear 19 includes bull gear 5, there is on bull gear 5 U-shaped opening, two transmission idle wheels 15 it are connected with on bull gear 5, it is provided with driving gear 14 between two transmission idle wheels 15, driving gear 14 engages with two transmission idle wheels 15 respectively, be in transmission connection on driving gear 14 promising its provide power drive mechanism 13, described drive mechanism 13 includes servomotor and reductor.Revolution transmission uses two transmission idle wheel 15 transition relay-type travelling gear transmissions, and transmission efficiency is high, and bearing capacity is strong, rotates steadily, and rotary power uses driven by servomotor, and speed adjustable range is big, and positioning precision is high.
Described bull gear 5 is fixing with rotating disk 4 to be connected.
As shown in Fig. 8, Figure 11, described gripper jaw 16 includes Mobile base pressing plate 22, Mobile base pressing plate 22 slidably connects claw Mobile base 21, claw Mobile base 21 is fixedly connected with claw 23.
Being connected with whirlpool dish pawl 20 on described whirlpool dish 17, whirlpool dish pawl 20 is fixing with claw Mobile base 21 to be connected.
During work, rotate with spanner and tighten chain rivet 25, tighten chain rivet 25 to drive and tighten sprocket wheel 10 and rotate, thus drive chain 9 transmission, chain 9 drives drive sprocket 24 to rotate, and drive sprocket band movable orbiting scroll 17 rotates, and whirlpool dish 17 engages with whirlpool dish pawl 20, thus drive the centripetal movement of movable orbiting scroll pawl 20, thus realize claw 23 and clamp or discharge workpiece.

Claims (8)

1. a U formula gripper jaw self-centering slewing equipment, it is characterised in that: include self-centering clamping device (18);
Described self-centering clamping device (18) includes three gripper jaws (16), is in transmission connection by drive mechanism (8) between three gripper jaws (16), and three gripper jaws can realize linkage under the effect of drive mechanism (8);
Described self-centering clamping device (18) also includes rotating disk (4), and three gripper jaws (16) are uniformly distributed around the center of circle of rotating disk (4).
U formula gripper jaw self-centering slewing equipment the most according to claim 1, it is characterised in that: the angle between adjacent two gripper jaws (16) is 120 degree;
Drive mechanism (8) can drive three gripper jaws (16) to synchronize to the direction, the center of circle of rotating disk (4) and move.
U formula gripper jaw self-centering slewing equipment the most according to claim 2, it is characterized in that: on described rotating disk (4), offer the U-shaped opening that can accommodate workpiece, the bottom surface of U-shaped opening is semicircle bottom surface, and the semicircle center of circle of bottom surface overlaps with the center of circle of rotating disk (4).
U formula gripper jaw self-centering slewing equipment the most according to claim 1, it is characterised in that: described drive mechanism (8) includes three whirlpool dishes (17), is in transmission connection by chain (9) between three whirlpool dishes (17);
Three whirlpool dishes (17) connect one to one with three gripper jaws (16), and whirlpool dish (17) is in transmission connection with gripper jaw (16);
Being connected with a drive sprocket (24) on three whirlpool dishes (17) respectively, drive sprocket (24) rotates for band movable orbiting scroll (17).
U formula gripper jaw self-centering slewing equipment the most according to claim 4, it is characterised in that: described drive mechanism (8) also includes for driving what chain (9) moved to tighten sprocket wheel (10), tightens to be connected with on sprocket wheel (10) and tightens chain rivet (25);
Described drive mechanism (8) also includes the tightening regulator (11) for regulating chain (9) degree of tightness, and described drive mechanism (8) also includes the regulating wheel (12) for tension chain (9).
U formula gripper jaw self-centering slewing equipment the most according to claim 1, it is characterised in that: described self-centering slewing equipment also includes the slew gear for driving self-centering clamping device (18) to rotate;
Described slew gear (19) includes that bull gear (5), bull gear have U-shaped opening on (5);
Two transmission idle wheels (15) it are connected with on bull gear (5), it is provided with driving gear (14) between two transmission idle wheels (15), driving gear (14) engages with two transmission idle wheels (15) respectively, the drive mechanism (13) of its offer power promising that driving gear (14) is in transmission connection.
U formula gripper jaw self-centering slewing equipment the most according to claim 4, it is characterized in that: described gripper jaw (16) includes Mobile base pressing plate (22), slidably connect claw Mobile base (21) on Mobile base pressing plate (22), claw Mobile base (21) is fixedly connected with claw (23);
Being connected with whirlpool dish pawl (20) on described whirlpool dish (17), whirlpool dish pawl (20) is fixing with claw Mobile base (21) to be connected.
U formula gripper jaw self-centering slewing equipment the most according to claim 1, it is characterized in that: described self-centering slewing equipment also includes base (1), being fixedly connected with gripper shoe (2) on base (1), gripper shoe (2) has opening, self-centering clamping device (18) is arranged in opening.
CN201520985091.9U 2015-12-02 2015-12-02 U formula gripper jaw is from feeling relieved slewer Active CN205414826U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520985091.9U CN205414826U (en) 2015-12-02 2015-12-02 U formula gripper jaw is from feeling relieved slewer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520985091.9U CN205414826U (en) 2015-12-02 2015-12-02 U formula gripper jaw is from feeling relieved slewer

Publications (1)

Publication Number Publication Date
CN205414826U true CN205414826U (en) 2016-08-03

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Application Number Title Priority Date Filing Date
CN201520985091.9U Active CN205414826U (en) 2015-12-02 2015-12-02 U formula gripper jaw is from feeling relieved slewer

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109746613A (en) * 2019-03-12 2019-05-14 林佳朋 A kind of Intelligent welding system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109746613A (en) * 2019-03-12 2019-05-14 林佳朋 A kind of Intelligent welding system

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