CN105710592A - Claw-free chuck for clamping pipes - Google Patents
Claw-free chuck for clamping pipes Download PDFInfo
- Publication number
- CN105710592A CN105710592A CN201610271941.8A CN201610271941A CN105710592A CN 105710592 A CN105710592 A CN 105710592A CN 201610271941 A CN201610271941 A CN 201610271941A CN 105710592 A CN105710592 A CN 105710592A
- Authority
- CN
- China
- Prior art keywords
- screw
- bidirectional
- clamping bar
- gear box
- synchromesh 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.)
- Granted
Links
- 238000005520 cutting process Methods 0.000 claims description 43
- 230000007246 mechanism Effects 0.000 claims description 28
- 230000005540 biological transmission Effects 0.000 claims description 26
- 230000033001 locomotion Effects 0.000 claims description 15
- 210000000078 claw Anatomy 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 230000035515 penetration Effects 0.000 abstract 1
- 230000000717 retained effect Effects 0.000 abstract 1
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0533—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor external pipe alignment clamps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Turning (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to the technical field of pipe clamps, in particular to a claw-free chuck for clamping pipes. A through hole accepting penetration of the pipes is formed in the middle of a main plate, and the main plate is provided with a claw-free clamp capable of clamping the pipes and enabling the pipes to slide in the through hole in the axial direction of the center of the main plate. According to the claw-free chuck for clamping the pipes, claws and clamping bases pushing the claws are eliminated, and therefore the thickness of the claw-free chuck for clamping the pipes is reduced, the self weight of the chuck is lowered, and feeding waste of the pipes is reduced; because the claws are eliminated, the problem that claw handles extend out of the maximum diameter part of the chuck (namely the main plate) is avoided, the installation space of the chuck is greatly reduced, the manufacturing cost of the chuck is greatly reduced, and the stability is high; pipe loads are retained by screw rods firstly, worm motors just need to bear small retaining force, and gearboxes of the worm motors are protected against damage caused by overload due to the two-stage retaining function. In addition, the claw-free chuck is simple in structure, small in size and light in self weight and has full stroke.
Description
Technical field
The present invention relates to pipe casting clamp technical field, particularly relate to flukeless clamp chuck.
Background technology
Its principle such as pipe cutter, welded tube mill is all by computer, the working in coordination of hydraulic pressure, electric system control the oil circuit direction of motion of hydraulic system, promotes planker to make straight line back and forth movement.Micro computer can be walked according to the cutting line that user is self-editing, in back and forth movement, from the spacing detected signal form the basis of planker, controls and changes the motion of its oil circuit, thus reaching intended cutting line.
Pipe cutter, welded tube mill etc. need pipe fitting is fixed before operation, are generally adopted chuck and fix, and pipe fitting is clamped by the claw on chuck, chuck structure with claw is complicated, chuck integral thickness is thicker, and claw centering precision is not high yet, affects work efficiency.
Summary of the invention
The technical problem to be solved in the present invention is: in order to solve in prior art the chuck structure technical problem complicated, ineffective with claw, and the present invention provides a kind of flukeless clamp chuck.
The technical solution adopted for the present invention to solve the technical problems is: a kind of flukeless clamp chuck, including motherboard, offer in the middle of motherboard and can allow the through hole of pipe fitting traverse, motherboard is provided with clamping pipe fitting and makes pipe fitting flukeless fixture along the central axial slip of motherboard in through hole.The present invention adopts flukeless fixture, eliminates claw and promotes the deck of claw so that the thickness of whole flukeless clamp chuck reduces, chuck weight reduction, reducing the waste on pipe fitting feeding；Owing to eliminating claw, it is absent from latch spoon and stretches out beyond the maximum gauge of chuck (i.e. motherboard), be greatly saved installing space and the manufacturing cost of chuck.
Described flukeless fixture includes at least two pairs of clamping bars and for controlling the every pair of clamping bar flukeless driving mechanism towards or away from motion, driving mechanism is arranged on motherboard, every pair of corresponding one group of flukeless driving mechanism of clamping bar, the motion often organizing flukeless driving mechanism is relatively independent, does not interfere with each other.Non-interference flukeless driving mechanism can improve the kinematic accuracy of every pair of flukeless fixture, and has enough intensity.
Described clamping bar is two pairs, respectively the first clamping bar, the second clamping bar, the 3rd clamping bar and the 4th clamping bar, wherein the first clamping bar and the second clamping bar are a pair and are parallel to each other, 3rd clamping bar and the 4th clamping bar for another to and be parallel to each other, first clamping bar and the 3rd clamping bar are mutually perpendicular to, the first clamping bar and on the second clamping bar centrage A in the same plane, the 3rd clamping bar and on the 4th clamping bar B in the same plane, plane A and plane B is misaligned
Described flukeless driving mechanism includes motor, synchromesh gear mechanism and two pairs of Bidirectional-screws, the equal slip cap in two ends of the first clamping bar and the second clamping bar is contained on first pair of Bidirectional-screw, the equal slip cap in two ends of the 3rd clamping bar and the 4th clamping bar is contained on second pair of Bidirectional-screw, the two ends of each Bidirectional-screw are all connected with synchromesh gear mechanism driving, and synchromesh gear mechanism is connected with motor-driven.When clamping bar is two pairs, can not only ensure to adopt clamping bar logarithm less, and can ensure that clamping effect is better simultaneously, save cost, improve work efficiency.Bidirectional-screw drives clamping bar to synchronize towards or away from motion, has ensured the synchronization accuracy that clamping bar moves along screw mandrel direction.
In order to make every pair of clamping bar can towards or away from motion, each Bidirectional-screw is set with two female thread sliding sleeves, the female thread of said two female thread sliding sleeve is contrary, the two ends of the first clamping bar, the second clamping bar, the 3rd clamping bar and the 4th clamping bar all roll and are connected to cutting ferrule, and cutting ferrule is fixing with female thread sliding sleeve to be connected.
Further, concrete structure is, sets the first clamping bar and the second clamping bar as longitudinally disposed, then the 3rd clamping bar and the 4th clamping bar are horizontally set,
Described first pair of Bidirectional-screw is divided into the first Bidirectional-screw and the second Bidirectional-screw, first Bidirectional-screw and the second Bidirectional-screw are parallel to each other, first Bidirectional-screw is divided into the right-hand part of the left side of the first Bidirectional-screw, the pars intermedia of the first Bidirectional-screw and the first Bidirectional-screw, second Bidirectional-screw is divided into the right-hand part of the left side of the second Bidirectional-screw, the pars intermedia of the second Bidirectional-screw and the second Bidirectional-screw
The left side of the first Bidirectional-screw and the right-hand part of the first Bidirectional-screw have external screw thread in opposite direction, the left side of the second Bidirectional-screw and the right-hand part of the second Bidirectional-screw have external screw thread in opposite direction, the left side of the first Bidirectional-screw is consistent with the external screw thread direction of the left side of the second Bidirectional-screw, the external screw thread direction of the right-hand part of the first Bidirectional-screw and the right-hand part of the second Bidirectional-screw is consistent, the pars intermedia of the first Bidirectional-screw and the pars intermedia of the second Bidirectional-screw are shiny surface, shiny surface on each screw mandrel is all possible to prevent the female thread sliding sleeve of the right and left to channel bit.
The left side of the first Bidirectional-screw and the right-hand part of the first Bidirectional-screw are all set with female thread sliding sleeve, the left side of the second Bidirectional-screw and the right-hand part of the second Bidirectional-screw are all set with female thread sliding sleeve, the upper end of the first clamping bar connects by the female thread sliding sleeve on the left side of cutting ferrule and the first Bidirectional-screw is fixing, the lower end of the first clamping bar connects by the female thread sliding sleeve on the left side of cutting ferrule and the second Bidirectional-screw is fixing, the upper end of the second clamping bar connects by the female thread sliding sleeve on the right-hand part of cutting ferrule and the first Bidirectional-screw is fixing, the lower end of the second clamping bar connects by the female thread sliding sleeve on the right-hand part of cutting ferrule and the second Bidirectional-screw is fixing.
Described second pair of Bidirectional-screw is divided into the 3rd Bidirectional-screw and the 4th Bidirectional-screw, 3rd Bidirectional-screw and the 4th Bidirectional-screw are parallel to each other, 3rd Bidirectional-screw is divided into the lower half of the first half of the 3rd Bidirectional-screw, the pars intermedia of the 3rd Bidirectional-screw and the 3rd Bidirectional-screw, 4th Bidirectional-screw is divided into the lower half of the first half of the 4th Bidirectional-screw, the pars intermedia of the 4th Bidirectional-screw and the 4th Bidirectional-screw
The first half of the 3rd Bidirectional-screw and the lower half of the 3rd Bidirectional-screw have external screw thread in opposite direction, the first half of the 4th Bidirectional-screw and the lower half of the 4th Bidirectional-screw have external screw thread in opposite direction, the external screw thread direction of the first half of the 3rd Bidirectional-screw and the first half of the 4th Bidirectional-screw is consistent, the lower half of the 3rd Bidirectional-screw is consistent with the external screw thread direction of the lower half of the 4th Bidirectional-screw, the pars intermedia of the 3rd Bidirectional-screw and the pars intermedia of the 4th Bidirectional-screw are shiny surface, shiny surface on each screw mandrel is all possible to prevent the female thread sliding sleeve of the right and left to channel bit.
The first half of the 3rd Bidirectional-screw and the lower half of the 3rd Bidirectional-screw are all set with female thread sliding sleeve, the first half of the 4th Bidirectional-screw and the lower half of the 4th Bidirectional-screw are all set with female thread sliding sleeve, the left end of the 3rd clamping bar connects by the female thread sliding sleeve of cutting ferrule and the first half of the 3rd Bidirectional-screw is fixing, the right-hand member of the 3rd clamping bar connects by the female thread sliding sleeve on the first half of cutting ferrule and the 4th Bidirectional-screw is fixing, the left end of the 4th clamping bar connects by the female thread sliding sleeve on the lower half of cutting ferrule and the 3rd Bidirectional-screw is fixing, the right-hand member of the 4th clamping bar connects by the female thread sliding sleeve on the lower half of cutting ferrule and the 4th Bidirectional-screw is fixing.
So that during clamping pipe fitting, pipe fitting can along the central axial slip of motherboard in through hole, first clamping bar, the second clamping bar, the 3rd clamping bar and the 4th clamping bar are cylinder, the two ends of the first clamping bar, the second clamping bar, the 3rd clamping bar and the 4th clamping bar are all set with bearing, one end of cutting ferrule is fixedly set on bearing outer ring, the other end of cutting ferrule has U-lag, and female thread sliding sleeve is installed in U-lag, and the opening of U-lag is provided with compensating roller screw.Adopt compensating roller screw, assembled cutting ferrule can regulate the depth of parallelism and the Clamping Center degree of roller, be also the roller support of roller simultaneously.
Rotational angle in order to ensure every two rhizoid bars is identical, and there is enough intensity, described synchromesh gear mechanism includes the first synchromesh gear box, the second synchromesh gear box, the 3rd synchromesh gear box and the 4th synchromesh gear box that are fixed on motherboard, it is provided with multiple intermeshing travelling gear in first synchromesh gear box, the second synchromesh gear box, the 3rd synchromesh gear box and the 4th synchromesh gear box
The left end of the first Bidirectional-screw is connected by meshing transmission by the travelling gear of set gear and the upper end of the first synchromesh gear box, the right-hand member of the first Bidirectional-screw is connected by meshing transmission by the travelling gear of set gear and the upper end of the second synchromesh gear box, the left end of the second Bidirectional-screw is connected by meshing transmission by the travelling gear of set gear and the lower end of the first synchromesh gear box, the right-hand member of the second Bidirectional-screw is connected by meshing transmission by the travelling gear of set gear and the lower end of the second synchromesh gear box, the upper end of the 3rd Bidirectional-screw is connected by meshing transmission by the travelling gear of set gear and the left end of the 3rd synchromesh gear box, the lower end of the 3rd Bidirectional-screw is connected by meshing transmission by the travelling gear of set gear and the left end of the 4th synchromesh gear box, the upper end of the 4th Bidirectional-screw is connected by meshing transmission by the travelling gear of set gear and the right-hand member of the 3rd synchromesh gear box, the lower end of the 4th Bidirectional-screw is connected by meshing transmission by the travelling gear of set gear and the right-hand member of the 4th synchromesh gear box
The power shaft of the first synchromesh gear box is connected to the first motor, the power shaft of the second synchromesh gear box is connected to the second motor, the power shaft of the 3rd synchromesh gear box is connected to the 3rd motor, the power shaft of the 4th synchromesh gear box is connected to the 4th motor.
Described first motor, the second motor, the 3rd motor and the 4th motor all adopt the worm and gear motor with auto-lock function.The worm and gear motor volume of auto-lock function is little, and moment of torsion is big, it is possible to the movement position of clamping bar is locked.
Owing to pipe fitting is substantially in horizontal direction through chuck, it is simple to cutting, therefore, when described through-bore axis is horizontal direction, motherboard is in being vertically arranged, and the bottom of motherboard is provided with hold-down support.
In order to be fixed on motherboard by Bidirectional-screw, the two ends of described each Bidirectional-screw are fixed on motherboard each through screw mandrel bearing, and the two ends of each Bidirectional-screw are connected with screw mandrel bearing by bearing.
The invention has the beneficial effects as follows that the flukeless clamp chuck of the present invention has the advantage that
Stability: pipe fitting load is first by screw mandrel retaining, and endless screw electric motor is only subjected to fairly small retaining power, two-stage stopping function, it is to avoid endless screw electric motor change speed gear box damages because of over loading；
Centering precision: the simplifying of transmission transition, particularly eliminates claw, adopts Bidirectional-screw to ensure that the centering precision of each repeated clamping is consistent；
Thickness ultrathin: after eliminating claw, the gross thickness of chuck has had been compressed to the limit, not only alleviates the deadweight of chuck, also largely decreases tubing tailing, it might even be possible to reach zero tailing；
Tactical diameter is little: because eliminating claw, being absent from latch spoon and stretching out beyond the maximum gauge of chuck, being greatly saved installing space and the manufacturing cost of pipe cutter；
Easy to maintenance: motherboard is covered with metal plate shield, take off the metal plate shield of chuck, it is possible to all core components are overhauled；
Further advantage: structure is simplified, compact, light self-weight, total travel.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the front view of optimum embodiment of the present invention.
Fig. 2 is the perspective view of optimum embodiment of the present invention.
Fig. 3 is the present invention cutting ferrule perspective view with compensating roller screw.
Fig. 4 is the present invention cutting ferrule perspective view with compensating roller screw.
In figure: 1, motherboard, 2, through hole, 31, first clamping bar, 32, second clamping bar, 41, 3rd clamping bar, 42, 4th clamping bar, 51, first motor, 52, second motor, 53, 3rd motor, 54, 4th motor, 61, first synchromesh gear box, 62, second synchromesh gear box, 63, 3rd synchromesh gear box, 64, 4th synchromesh gear box, 71, first Bidirectional-screw, 72, second Bidirectional-screw, 73, 3rd Bidirectional-screw, 74, 4th Bidirectional-screw, 8, female thread sliding sleeve, 9, cutting ferrule, 91, U-lag, 92, compensating roller screw, 10, hold-down support, 11, screw mandrel bearing.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, and the basic structure of the present invention is only described in a schematic way, and therefore it only shows the composition relevant with the present invention.
As Figure 1-4, being optimum embodiment of the present invention, a kind of flukeless clamp chuck, including motherboard 1, offer in the middle of motherboard 1 and can allow the through hole 2 of pipe fitting traverse, motherboard 1 is provided with clamping pipe fitting and makes pipe fitting flukeless fixture along the central axial slip of motherboard 1 in through hole 2.
Flukeless fixture includes at least two pairs of clamping bars and for controlling the every pair of clamping bar flukeless driving mechanism towards or away from motion, driving mechanism is arranged on motherboard 1, every pair of corresponding one group of flukeless driving mechanism of clamping bar, the motion often organizing flukeless driving mechanism is relatively independent, does not interfere with each other.
Clamping bar is two pairs, respectively the first clamping bar the 31, second clamping bar the 32, the 3rd clamping bar 41 and the 4th clamping bar 42, wherein the first clamping bar 31 and the second clamping bar 32 are a pair and are parallel to each other, 3rd clamping bar 41 and the 4th clamping bar 42 for another to and be parallel to each other, first clamping bar 31 and the 3rd clamping bar 41 are mutually perpendicular to, on the first clamping bar 31 and the second clamping bar 32 centrage A in the same plane, on the 3rd clamping bar 41 and the 4th clamping bar 42 B in the same plane, plane A and plane B is misaligned
Flukeless driving mechanism includes motor, synchromesh gear mechanism and two pairs of Bidirectional-screws 7, the equal slip cap in two ends of the first clamping bar 31 and the second clamping bar 32 is contained on first pair of Bidirectional-screw, the equal slip cap in two ends of the 3rd clamping bar 41 and the 4th clamping bar 42 is contained on second pair of Bidirectional-screw, the two ends of each Bidirectional-screw 7 are all connected with synchromesh gear mechanism driving, and synchromesh gear mechanism is connected with motor-driven.
Each Bidirectional-screw 7 is set with two female thread sliding sleeves 8, the female thread of said two female thread sliding sleeve 8 is contrary, the two ends of first clamping bar the 31, second clamping bar the 32, the 3rd clamping bar 41 and the 4th clamping bar 42 are respectively connected with cutting ferrule 9, and cutting ferrule 9 is fixing with female thread sliding sleeve 8 to be connected.
Set the first clamping bar 31 and the second clamping bar 32 for longitudinally disposed, then the 3rd clamping bar 41 and the 4th clamping bar 42 are horizontally set,
First pair of Bidirectional-screw is divided into the first Bidirectional-screw 71 and the second Bidirectional-screw 72, first Bidirectional-screw 71 and the second Bidirectional-screw 72 are parallel to each other, first Bidirectional-screw 71 is divided into the right-hand part of the left side of the first Bidirectional-screw, the pars intermedia of the first Bidirectional-screw and the first Bidirectional-screw, second Bidirectional-screw 72 is divided into the right-hand part of the left side of the second Bidirectional-screw, the pars intermedia of the second Bidirectional-screw and the second Bidirectional-screw
The left side of the first Bidirectional-screw and the right-hand part of the first Bidirectional-screw have external screw thread in opposite direction, the left side of the second Bidirectional-screw and the right-hand part of the second Bidirectional-screw have external screw thread in opposite direction, the left side of the first Bidirectional-screw is consistent with the external screw thread direction of the left side of the second Bidirectional-screw, the external screw thread direction of the right-hand part of the first Bidirectional-screw and the right-hand part of the second Bidirectional-screw is consistent, the pars intermedia of the first Bidirectional-screw and the pars intermedia of the second Bidirectional-screw are shiny surface
The left side of the first Bidirectional-screw and the right-hand part of the first Bidirectional-screw are all set with female thread sliding sleeve 8, the left side of the second Bidirectional-screw and the right-hand part of the second Bidirectional-screw are all set with female thread sliding sleeve 8, the upper end of the first clamping bar 31 is connected by cutting ferrule 9 is fixing with the female thread sliding sleeve 8 on the left side of the first Bidirectional-screw, the lower end of the first clamping bar 31 is connected by cutting ferrule 9 is fixing with the female thread sliding sleeve 8 on the left side of the second Bidirectional-screw, the upper end of the second clamping bar 32 is connected by cutting ferrule 9 is fixing with the female thread sliding sleeve 8 on the right-hand part of the first Bidirectional-screw, the lower end of the second clamping bar 32 is connected by cutting ferrule 9 is fixing with the female thread sliding sleeve 8 on the right-hand part of the second Bidirectional-screw.
Second pair of Bidirectional-screw is divided into the 3rd Bidirectional-screw 73 and the 4th Bidirectional-screw 74,3rd Bidirectional-screw 73 and the 4th Bidirectional-screw 74 are parallel to each other, 3rd Bidirectional-screw 73 is divided into the lower half of the first half of the 3rd Bidirectional-screw, the pars intermedia of the 3rd Bidirectional-screw and the 3rd Bidirectional-screw, 4th Bidirectional-screw 74 is divided into the lower half of the first half of the 4th Bidirectional-screw, the pars intermedia of the 4th Bidirectional-screw and the 4th Bidirectional-screw
The first half of the 3rd Bidirectional-screw and the lower half of the 3rd Bidirectional-screw have external screw thread in opposite direction, the first half of the 4th Bidirectional-screw and the lower half of the 4th Bidirectional-screw have external screw thread in opposite direction, the external screw thread direction of the first half of the 3rd Bidirectional-screw and the first half of the 4th Bidirectional-screw is consistent, the lower half of the 3rd Bidirectional-screw is consistent with the external screw thread direction of the lower half of the 4th Bidirectional-screw, the pars intermedia of the 3rd Bidirectional-screw and the pars intermedia of the 4th Bidirectional-screw are shiny surface
The first half of the 3rd Bidirectional-screw and the lower half of the 3rd Bidirectional-screw are all set with female thread sliding sleeve 8, the first half of the 4th Bidirectional-screw and the lower half of the 4th Bidirectional-screw are all set with female thread sliding sleeve 8, the left end of the 3rd clamping bar 41 is connected by cutting ferrule 9 is fixing with the female thread sliding sleeve 8 of the first half of the 3rd Bidirectional-screw, the right-hand member of the 3rd clamping bar 41 is connected by cutting ferrule 9 is fixing with the female thread sliding sleeve 8 on the first half of the 4th Bidirectional-screw, the left end of the 4th clamping bar 42 is connected by cutting ferrule 9 is fixing with the female thread sliding sleeve 8 on the lower half of the 3rd Bidirectional-screw, the right-hand member of the 4th clamping bar 42 is connected by cutting ferrule 9 is fixing with the female thread sliding sleeve 8 on the lower half of the 4th Bidirectional-screw.
First clamping bar the 31, second clamping bar the 32, the 3rd clamping bar 33 and the 4th clamping bar 34 are cylinder, the two ends of first clamping bar the 31, second clamping bar the 32, the 3rd clamping bar 41 and the 4th clamping bar 42 are all set with bearing, one end of cutting ferrule 9 is fixedly set on bearing outer ring, the other end of cutting ferrule 9 has U-lag 91, female thread sliding sleeve 8 is installed in U-lag 91, and the opening of U-lag 91 is provided with compensating roller screw 92.
Synchromesh gear mechanism includes the first synchromesh gear box the 61, second synchromesh gear box the 62, the 3rd synchromesh gear box 63 and the 4th synchromesh gear box 64 being fixed on motherboard 1, it is provided with multiple intermeshing travelling gear in first synchromesh gear box the 61, second synchromesh gear box the 62, the 3rd synchromesh gear box 63 and the 4th synchromesh gear box 64
The left end of the first Bidirectional-screw 71 is connected by meshing transmission by the travelling gear of set gear and the upper end of the first synchromesh gear box 61, the right-hand member of the first Bidirectional-screw 71 is connected by meshing transmission by the travelling gear of set gear and the upper end of the second synchromesh gear box 62, the left end of the second Bidirectional-screw 72 is connected by meshing transmission by the travelling gear of set gear and the lower end of the first synchromesh gear box 61, the right-hand member of the second Bidirectional-screw 72 is connected by meshing transmission by the travelling gear of set gear and the lower end of the second synchromesh gear box 62, the upper end of the 3rd Bidirectional-screw 73 is connected by meshing transmission by the travelling gear of set gear and the left end of the 3rd synchromesh gear box 63, the lower end of the 3rd Bidirectional-screw 73 is connected by meshing transmission by the travelling gear of set gear and the left end of the 4th synchromesh gear box 64, the upper end of the 4th Bidirectional-screw 74 is connected by meshing transmission by the travelling gear of set gear and the right-hand member of the 3rd synchromesh gear box 63, the lower end of the 4th Bidirectional-screw 74 is connected by meshing transmission by the travelling gear of set gear and the right-hand member of the 4th synchromesh gear box 64
The power shaft of the first synchromesh gear box 61 is connected to the first motor 51, the power shaft of the second synchromesh gear box 62 is connected to the second motor 52, the power shaft of the 3rd synchromesh gear box 63 is connected to the 3rd motor 53, the power shaft of the 4th synchromesh gear box 64 is connected to the 4th motor 54.All having 5 gears in each synchromesh gear box, the power shaft of one, the centre in 5 gears gear and motor is in transmission connection, and in 5 gears, two synchromesh gears on most limit are as output gear.
First motor the 51, second motor the 52, the 3rd motor 53 and the 4th motor 54 all adopt the worm and gear motor with auto-lock function.
When through hole 2 axis is horizontal direction, motherboard 1 is in being vertically arranged, and the bottom of motherboard 1 is provided with hold-down support 10.
The two ends of each Bidirectional-screw 7 are fixed on motherboard 1 each through screw mandrel bearing 11, and the two ends of each Bidirectional-screw 7 are connected with screw mandrel bearing 11 by bearing.
Work process: the first motor 51 and the second motor 52 rotate clockwise simultaneously, drive the first synchromesh gear box 61 and the second synchromesh gear box 62, first synchromesh gear box 61 and the second synchromesh gear box 62 drive the first Bidirectional-screw 71 and the second Bidirectional-screw 72 to rotate clockwise, make the first clamping bar 31 and the second clamping bar 32 move toward one another simultaneously, first motor 51 and the second motor 52 rotate counterclockwise simultaneously, drive the first synchromesh gear box 61 and the second synchromesh gear box 62, first synchromesh gear box 61 and the second synchromesh gear box 62 drive the first Bidirectional-screw 71 and the second Bidirectional-screw 72 to rotate clockwise, make the first clamping bar 31 and the opposing motion simultaneously of the second clamping bar 32,
3rd motor 53 and the 4th motor 54 rotate clockwise simultaneously, drive the 3rd synchromesh gear box 63 and the 4th synchromesh gear box 64,3rd synchromesh gear box 63 and the 4th synchromesh gear box 64 drive the 3rd Bidirectional-screw 73 and the 4th Bidirectional-screw 74 move toward one another simultaneously, 3rd motor 53 and the 4th motor 54 rotate counterclockwise simultaneously, driving the 3rd synchromesh gear box 63 and the 4th synchromesh gear box 64, the 3rd synchromesh gear box 63 and the 4th synchromesh gear box 64 drive the 3rd Bidirectional-screw 73 and the opposing motion simultaneously of the 4th Bidirectional-screw 74.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not necessarily departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content in description, it is necessary to determine its technical scope according to right.
Claims (11)
1. a flukeless clamp chuck, it is characterized in that: include motherboard (1), offer in the middle of motherboard (1) and can allow the through hole (2) of pipe fitting traverse, motherboard (1) is provided with clamping pipe fitting and makes pipe fitting flukeless fixture along motherboard (1) central axial slip in through hole (2).
2. flukeless clamp chuck as claimed in claim 1, it is characterized in that: described flukeless fixture includes at least two pairs of clamping bars and for controlling the every pair of clamping bar flukeless driving mechanism towards or away from motion, driving mechanism is arranged on motherboard (1), every pair of corresponding one group of flukeless driving mechanism of clamping bar, the motion often organizing flukeless driving mechanism is relatively independent, does not interfere with each other.
3. flukeless clamp chuck as claimed in claim 2, it is characterized in that: described clamping bar is two pairs, respectively the first clamping bar (31), second clamping bar (32), 3rd clamping bar (41) and the 4th clamping bar (42), wherein the first clamping bar (31) and the second clamping bar (32) are a pair and are parallel to each other, 3rd clamping bar (41) and the 4th clamping bar (42) for another to and be parallel to each other, first clamping bar (31) and the 3rd clamping bar (41) are mutually perpendicular to, on first clamping bar (31) and the second clamping bar (32) centrage A in the same plane, on 3rd clamping bar (41) and the 4th clamping bar (42) B in the same plane, plane A and plane B is misaligned,
Described flukeless driving mechanism includes motor, synchromesh gear mechanism and two pairs of Bidirectional-screws (7), the equal slip cap in two ends of the first clamping bar (31) and the second clamping bar (32) is contained on first pair of Bidirectional-screw, the equal slip cap in two ends of the 3rd clamping bar (41) and the 4th clamping bar (42) is contained on second pair of Bidirectional-screw, the two ends of each Bidirectional-screw (7) are all connected with synchromesh gear mechanism driving, and synchromesh gear mechanism is connected with motor-driven.
4. flukeless clamp chuck as claimed in claim 3, it is characterized in that: each Bidirectional-screw (7) is set with two female thread sliding sleeves (8), the female thread of said two female thread sliding sleeve (8) is contrary, the two ends of the first clamping bar (31), the second clamping bar (32), the 3rd clamping bar (41) and the 4th clamping bar (42) are respectively connected with cutting ferrule (9), and cutting ferrule (9) is fixing with female thread sliding sleeve (8) to be connected.
5. flukeless clamp chuck as claimed in claim 4, it is characterized in that: set the first clamping bar (31) and the second clamping bar (32) for longitudinally disposed, then the 3rd clamping bar (41) and the 4th clamping bar (42) are horizontally set
Described first pair of Bidirectional-screw is divided into the first Bidirectional-screw (71) and the second Bidirectional-screw (72), first Bidirectional-screw (71) and the second Bidirectional-screw (72) are parallel to each other, first Bidirectional-screw (71) is divided into the right-hand part of the left side of the first Bidirectional-screw, the pars intermedia of the first Bidirectional-screw and the first Bidirectional-screw, second Bidirectional-screw (72) is divided into the right-hand part of the left side of the second Bidirectional-screw, the pars intermedia of the second Bidirectional-screw and the second Bidirectional-screw
The left side of the first Bidirectional-screw and the right-hand part of the first Bidirectional-screw have external screw thread in opposite direction, the left side of the second Bidirectional-screw and the right-hand part of the second Bidirectional-screw have external screw thread in opposite direction, the left side of the first Bidirectional-screw is consistent with the external screw thread direction of the left side of the second Bidirectional-screw, the external screw thread direction of the right-hand part of the first Bidirectional-screw and the right-hand part of the second Bidirectional-screw is consistent, the pars intermedia of the first Bidirectional-screw and the pars intermedia of the second Bidirectional-screw are shiny surface
The left side of the first Bidirectional-screw and the right-hand part of the first Bidirectional-screw are all set with female thread sliding sleeve (8), the left side of the second Bidirectional-screw and the right-hand part of the second Bidirectional-screw are all set with female thread sliding sleeve (8), the upper end of the first clamping bar (31) is connected by cutting ferrule (9) and the female thread sliding sleeve (8) on the left side of the first Bidirectional-screw are fixing, the lower end of the first clamping bar (31) is connected by cutting ferrule (9) and the female thread sliding sleeve (8) on the left side of the second Bidirectional-screw are fixing, the upper end of the second clamping bar (32) is connected by cutting ferrule (9) and the female thread sliding sleeve (8) on the right-hand part of the first Bidirectional-screw are fixing, the lower end of the second clamping bar (32) is connected by cutting ferrule (9) and the female thread sliding sleeve (8) on the right-hand part of the second Bidirectional-screw are fixing.
6. flukeless clamp chuck as claimed in claim 5, it is characterized in that: described second pair of Bidirectional-screw is divided into the 3rd Bidirectional-screw (73) and the 4th Bidirectional-screw (74), 3rd Bidirectional-screw (73) and the 4th Bidirectional-screw (74) are parallel to each other, 3rd Bidirectional-screw (73) is divided into the lower half of the first half of the 3rd Bidirectional-screw, the pars intermedia of the 3rd Bidirectional-screw and the 3rd Bidirectional-screw, 4th Bidirectional-screw (74) is divided into the lower half of the first half of the 4th Bidirectional-screw, the pars intermedia of the 4th Bidirectional-screw and the 4th Bidirectional-screw
The first half of the 3rd Bidirectional-screw and the lower half of the 3rd Bidirectional-screw have external screw thread in opposite direction, the first half of the 4th Bidirectional-screw and the lower half of the 4th Bidirectional-screw have external screw thread in opposite direction, the external screw thread direction of the first half of the 3rd Bidirectional-screw and the first half of the 4th Bidirectional-screw is consistent, the lower half of the 3rd Bidirectional-screw is consistent with the external screw thread direction of the lower half of the 4th Bidirectional-screw, the pars intermedia of the 3rd Bidirectional-screw and the pars intermedia of the 4th Bidirectional-screw are shiny surface
The first half of the 3rd Bidirectional-screw and the lower half of the 3rd Bidirectional-screw are all set with female thread sliding sleeve (8), the first half of the 4th Bidirectional-screw and the lower half of the 4th Bidirectional-screw are all set with female thread sliding sleeve (8), the left end of the 3rd clamping bar (41) is connected by cutting ferrule (9) is fixing with the female thread sliding sleeve (8) of the first half of the 3rd Bidirectional-screw, the right-hand member of the 3rd clamping bar (41) is connected by cutting ferrule (9) and the female thread sliding sleeve (8) on the first half of the 4th Bidirectional-screw are fixing, the left end of the 4th clamping bar (42) is connected by cutting ferrule (9) and the female thread sliding sleeve (8) on the lower half of the 3rd Bidirectional-screw are fixing, the right-hand member of the 4th clamping bar (42) is connected by cutting ferrule (9) and the female thread sliding sleeve (8) on the lower half of the 4th Bidirectional-screw are fixing.
7. flukeless clamp chuck as claimed in claim 6, it is characterized in that: the first clamping bar (31), second clamping bar (32), 3rd clamping bar (33) and the 4th clamping bar (34) are cylinder, first clamping bar (31), second clamping bar (32), the two ends of the 3rd clamping bar (41) and the 4th clamping bar (42) are all set with bearing, one end of cutting ferrule (9) is fixedly set on bearing outer ring, the other end of cutting ferrule (9) has U-lag (91), female thread sliding sleeve (8) is installed in U-lag (91), the opening of U-lag (91) is provided with compensating roller screw (92).
8. flukeless clamp chuck as claimed in claim 6, it is characterized in that: described synchromesh gear mechanism includes the first synchromesh gear box (61), the second synchromesh gear box (62), the 3rd synchromesh gear box (63) and the 4th synchromesh gear box (64) that are fixed on motherboard (1), it is provided with multiple intermeshing travelling gear in first synchromesh gear box (61), the second synchromesh gear box (62), the 3rd synchromesh gear box (63) and the 4th synchromesh gear box (64)
The left end of the first Bidirectional-screw (71) is connected by meshing transmission by the travelling gear of set gear and the upper end of the first synchromesh gear box (61), the right-hand member of the first Bidirectional-screw (71) is connected by meshing transmission by the travelling gear of set gear and the upper end of the second synchromesh gear box (62), the left end of the second Bidirectional-screw (72) is connected by meshing transmission by the travelling gear of set gear and the lower end of the first synchromesh gear box (61), the right-hand member of the second Bidirectional-screw (72) is connected by meshing transmission by the travelling gear of set gear and the lower end of the second synchromesh gear box (62), the upper end of the 3rd Bidirectional-screw (73) is connected by meshing transmission by the travelling gear of set gear and the left end of the 3rd synchromesh gear box (63), the lower end of the 3rd Bidirectional-screw (73) is connected by meshing transmission by the travelling gear of set gear and the left end of the 4th synchromesh gear box (64), the upper end of the 4th Bidirectional-screw (74) is connected by meshing transmission by the travelling gear of set gear and the right-hand member of the 3rd synchromesh gear box (63), the lower end of the 4th Bidirectional-screw (74) is connected by meshing transmission by the travelling gear of set gear and the right-hand member of the 4th synchromesh gear box (64)
The power shaft of the first synchromesh gear box (61) is connected to the first motor (51), the power shaft of the second synchromesh gear box (62) is connected to the second motor (52), the power shaft of the 3rd synchromesh gear box (63) is connected to the 3rd motor (53), the power shaft of the 4th synchromesh gear box (64) is connected to the 4th motor (54).
9. flukeless clamp chuck as claimed in claim 8, it is characterised in that: described first motor (51), the second motor (52), the 3rd motor (53) and the 4th motor (54) all adopt the worm and gear motor with auto-lock function.
10. flukeless clamp chuck as claimed in claim 1, it is characterised in that: when described through hole (2) axis is horizontal direction, motherboard (1) is in being vertically arranged, and the bottom of motherboard (1) is provided with hold-down support (10).
11. flukeless clamp chuck as claimed in claim 4, it is characterized in that: the two ends of described each Bidirectional-screw (7) are fixed on motherboard (1) each through screw mandrel bearing (11), the two ends of each Bidirectional-screw (7) are connected with screw mandrel bearing (11) by bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610271941.8A CN105710592B (en) | 2016-04-28 | 2016-04-28 | Flukeless clamp chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610271941.8A CN105710592B (en) | 2016-04-28 | 2016-04-28 | Flukeless clamp chuck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105710592A true CN105710592A (en) | 2016-06-29 |
| CN105710592B CN105710592B (en) | 2017-07-11 |
Family
ID=56162134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610271941.8A Active CN105710592B (en) | 2016-04-28 | 2016-04-28 | Flukeless clamp chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105710592B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976170A (en) * | 2017-04-20 | 2017-07-25 | 大连连城数控机器股份有限公司 | Silicon single crystal rod automated variable square hole gauze cutting head |
| CN106984842A (en) * | 2017-06-11 | 2017-07-28 | 俞雪清 | Light-duty pipe cutting chuck |
| CN108044537A (en) * | 2017-11-28 | 2018-05-18 | 昆山力维拓工业自动化科技有限公司 | A kind of intermetallic composite coating grips pincers |
| CN108057905A (en) * | 2017-12-29 | 2018-05-22 | 五邑大学 | A kind of pinch-roller type clamps chuck |
| CN108818023A (en) * | 2018-08-16 | 2018-11-16 | 大连龙飞科技有限公司 | clamping device |
| CN109664132A (en) * | 2018-11-22 | 2019-04-23 | 广州市昊志机电股份有限公司 | One kind embracing clamp device and embraces clamping method |
| CN111136395A (en) * | 2020-02-25 | 2020-05-12 | 六安正辉优产机电科技有限公司 | Self-centering clamping assembly of laser engraving machine |
| CN111468755A (en) * | 2020-04-18 | 2020-07-31 | 六安正辉优产机电科技有限公司 | Bidirectional self-centering drilling process of numerical control drilling machine |
| CN111468756A (en) * | 2020-04-18 | 2020-07-31 | 六安正辉优产机电科技有限公司 | Multifunctional numerical control drilling machine |
| CN111570835A (en) * | 2020-05-07 | 2020-08-25 | 安徽绪稻康建筑工程咨询有限公司 | Four-side self-adaptive centering chuck applied to numerical control machine tool |
| CN111673103A (en) * | 2020-06-10 | 2020-09-18 | 山东戴森博特智能装备有限公司 | Double-acting rack and pinion centering chuck |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3603491A1 (en) * | 1985-06-19 | 1987-01-02 | Werner Jankus | Device for centring pipe joints to be welded to one another |
| JPH0819968A (en) * | 1993-02-05 | 1996-01-23 | Kaneda Kosakusho:Kk | Power wrench |
| CN201711885U (en) * | 2010-07-16 | 2011-01-19 | 国核电站运行服务技术有限公司 | Self-centering clamping device for cylinders |
| CN202894637U (en) * | 2012-07-30 | 2013-04-24 | 戴建树 | Column type locating and clamping mechanism of tube sheet automatic welder |
| CN204075816U (en) * | 2014-08-11 | 2015-01-07 | 苏州金纬机械制造有限公司 | Body is at thread-clamping device |
| CN105014165A (en) * | 2014-04-29 | 2015-11-04 | 成都九龙柜业有限公司 | Pipe fitting clamping device |
| CN204867139U (en) * | 2015-06-25 | 2015-12-16 | 南京高达不锈钢有限公司 | Simple and easy stainless steel pipe clamp head device |
| CN205551905U (en) * | 2016-04-28 | 2016-09-07 | 俞雪清 | No jaw clamp pipe strap dish |
-
2016
- 2016-04-28 CN CN201610271941.8A patent/CN105710592B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3603491A1 (en) * | 1985-06-19 | 1987-01-02 | Werner Jankus | Device for centring pipe joints to be welded to one another |
| JPH0819968A (en) * | 1993-02-05 | 1996-01-23 | Kaneda Kosakusho:Kk | Power wrench |
| CN201711885U (en) * | 2010-07-16 | 2011-01-19 | 国核电站运行服务技术有限公司 | Self-centering clamping device for cylinders |
| CN202894637U (en) * | 2012-07-30 | 2013-04-24 | 戴建树 | Column type locating and clamping mechanism of tube sheet automatic welder |
| CN105014165A (en) * | 2014-04-29 | 2015-11-04 | 成都九龙柜业有限公司 | Pipe fitting clamping device |
| CN204075816U (en) * | 2014-08-11 | 2015-01-07 | 苏州金纬机械制造有限公司 | Body is at thread-clamping device |
| CN204867139U (en) * | 2015-06-25 | 2015-12-16 | 南京高达不锈钢有限公司 | Simple and easy stainless steel pipe clamp head device |
| CN205551905U (en) * | 2016-04-28 | 2016-09-07 | 俞雪清 | No jaw clamp pipe strap dish |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976170A (en) * | 2017-04-20 | 2017-07-25 | 大连连城数控机器股份有限公司 | Silicon single crystal rod automated variable square hole gauze cutting head |
| CN106984842A (en) * | 2017-06-11 | 2017-07-28 | 俞雪清 | Light-duty pipe cutting chuck |
| CN106984842B (en) * | 2017-06-11 | 2020-04-17 | 俞雪清 | Light pipe cutting chuck |
| CN108044537A (en) * | 2017-11-28 | 2018-05-18 | 昆山力维拓工业自动化科技有限公司 | A kind of intermetallic composite coating grips pincers |
| CN108057905A (en) * | 2017-12-29 | 2018-05-22 | 五邑大学 | A kind of pinch-roller type clamps chuck |
| CN108818023A (en) * | 2018-08-16 | 2018-11-16 | 大连龙飞科技有限公司 | clamping device |
| CN109664132A (en) * | 2018-11-22 | 2019-04-23 | 广州市昊志机电股份有限公司 | One kind embracing clamp device and embraces clamping method |
| CN111136395A (en) * | 2020-02-25 | 2020-05-12 | 六安正辉优产机电科技有限公司 | Self-centering clamping assembly of laser engraving machine |
| CN111468755A (en) * | 2020-04-18 | 2020-07-31 | 六安正辉优产机电科技有限公司 | Bidirectional self-centering drilling process of numerical control drilling machine |
| CN111468756A (en) * | 2020-04-18 | 2020-07-31 | 六安正辉优产机电科技有限公司 | Multifunctional numerical control drilling machine |
| CN111570835A (en) * | 2020-05-07 | 2020-08-25 | 安徽绪稻康建筑工程咨询有限公司 | Four-side self-adaptive centering chuck applied to numerical control machine tool |
| CN111673103A (en) * | 2020-06-10 | 2020-09-18 | 山东戴森博特智能装备有限公司 | Double-acting rack and pinion centering chuck |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105710592B (en) | 2017-07-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105710592A (en) | Claw-free chuck for clamping pipes | |
| CN107554874B (en) | Mechanical positioning device for paper box | |
| CN103624294B (en) | A kind of radial drilling machine | |
| CN204295404U (en) | Section bar drilling-hole positioning device and be provided with the drilling machine of this device | |
| CN112548369B (en) | Laser pipe cutting machine | |
| CN103894833B (en) | A kind of digital control hole drilling groover | |
| CN103009144A (en) | Follow-up clamping device | |
| CN103240460A (en) | Processing device of internal keyway of tapered hole of large workpiece | |
| CN205551905U (en) | No jaw clamp pipe strap dish | |
| CN109202487B (en) | Adjustable V-shaped block | |
| CN104384610A (en) | Burr removing tool for inner end of positioning pin hole of gear shifting swing rod of automobile transmission | |
| CN212599056U (en) | Steel pipe drilling jig and steel pipe drilling machine | |
| CN101966923B (en) | Automatic pushing device | |
| CN217401458U (en) | Chain belt type slide block guide rail pair | |
| CN105382038B (en) | A kind of milling train and its guide system | |
| CN205270393U (en) | Rolling mill and guide and guard system thereof | |
| CN201613454U (en) | Combined machine with punched internal hexagon | |
| CN204053122U (en) | Automobile gear shift fork pin-and-hole Removing of inner burs clamping device | |
| CN207309079U (en) | Aluminium busbar processing and forming composite saw | |
| CN219336279U (en) | In-water clamping mechanism for blank of wire cutting machine | |
| CN105329748A (en) | Automobile hopper elevator for automobile making | |
| CN221087963U (en) | Main body frame structure of reinforced metal sheet vertical type groove planer | |
| CN220943711U (en) | Small track shoe grooving equipment | |
| CN218639144U (en) | Automatic change machining device | |
| CN221047690U (en) | Welding positioning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200122 Address after: No. 377, Shangtang Road, Sanhekou village, Zhenglu Town, Tianning District, Changzhou City, Jiangsu Province Patentee after: Changzhou Liyuanheng Machinery Co., Ltd. Address before: 213119, Jiangsu Province, Changzhou Town, Wujin District, Hengshan Zhen Fang Cun village 15 Patentee before: Yu Xueqing |
|
| TR01 | Transfer of patent right |